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frontend/.yarn/patches/@lit-labs/virtualizer/0.7.0.patch

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diff --git a/CHANGELOG.md b/CHANGELOG.md
index c5ea17be2de03bbfe82bcc30aa28f7035cc93da0..0a21c3a1d32f5b8a2068c89df83f1b84ce4abbda 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,16 +1,24 @@
+## [0.7.0] - 2021-05-26
+### Changed
+- Made significant changes and improvements to TypeScript types (work ongoing)
+
+### Fixed
+- Fixed scrolling issue on iOS ([#54](https://github.com/PolymerLabs/uni-virtualizer/issues/54))
+
## [0.6.0] - 2021-05-01
- This is a stopgap release to unblock migrations to Lit 2.0
-- In the near future:
- - Source will move to the Lit monorepo
- - Subsequent releases will likely be as `@lit-labs/virtualizer`
+- In the near future, source will move to the Lit monorepo
### Changed
- Migrated to Lit 2.x
## [0.5.0] - 2021-05-01
### Changed
+- Changed npm package to `@lit-labs/virtualizer`
- Significant refactoring
- Now emits custom events, access data from `detail` object
+- `layout` property is now required for both the `lit-virtualizer`
+ element and the `scroll()` directive
### Added
- Support for older browsers (IE11, legacy Edge)
diff --git a/README.md b/README.md
index 86e6610be14ed8f375074a628298e8e9c8c50823..0ddf6a9d89e1a73514e0d11e92b8d007f864f887 100644
--- a/README.md
+++ b/README.md
@@ -182,7 +182,7 @@ const handleEvent = (e) => {
}
const example = (contacts) => html`
- <section @rangechanged=${handleEvent}>
+ <section @visibilityChanged=${handleEvent}>
${scroll({
items: contacts,
renderItem: ({ mediumText }) => html`<p>${mediumText}</p>`,
diff --git a/lib/lit-virtualizer.d.ts b/lib/lit-virtualizer.d.ts
index d6a63bd658542fee62c36f8658fc3561ab61d2e8..4c93ff899f483d4824d24024b0803c8838150d0a 100644
--- a/lib/lit-virtualizer.d.ts
+++ b/lib/lit-virtualizer.d.ts
@@ -1,5 +1,5 @@
import { LitElement, TemplateResult } from 'lit';
-import { Type, Layout, LayoutConfig } from './uni-virtualizer/lib/layouts/Layout.js';
+import { LayoutSpecifier, Layout, LayoutConstructor } from './uni-virtualizer/lib/layouts/Layout.js';
/**
* A LitElement wrapper of the scroll directive.
*
@@ -7,19 +7,19 @@ import { Type, Layout, LayoutConfig } from './uni-virtualizer/lib/layouts/Layout
* Pass an items array, renderItem method, and scroll target as properties
* to the <lit-virtualizer> element.
*/
-export declare class LitVirtualizer<Item> extends LitElement {
- renderItem: (item: Item, index?: number) => TemplateResult;
- items: Array<Item>;
+export declare class LitVirtualizer extends LitElement {
+ renderItem?: ((item: any, index?: number) => TemplateResult);
+ items: Array<unknown>;
scrollTarget: Element | Window;
- keyFunction: (item: any) => any;
+ keyFunction: ((item: unknown) => unknown) | undefined;
private _layout;
private _scrollToIndex;
createRenderRoot(): this;
/**
* The method used for rendering each item.
*/
- set layout(layout: Layout | Type<Layout> | LayoutConfig);
- get layout(): Layout | Type<Layout> | LayoutConfig;
+ set layout(layout: Layout | LayoutConstructor | LayoutSpecifier | null);
+ get layout(): Layout | LayoutConstructor | LayoutSpecifier | null;
/**
* Scroll to the specified index, placing that item at the given position
* in the scroll view.
@@ -29,7 +29,7 @@ export declare class LitVirtualizer<Item> extends LitElement {
}
declare global {
interface HTMLElementTagNameMap {
- 'lit-virtualizer': LitVirtualizer<unknown>;
+ 'lit-virtualizer': LitVirtualizer;
}
}
//# sourceMappingURL=lit-virtualizer.d.ts.map
\ No newline at end of file
diff --git a/lib/lit-virtualizer.d.ts.map b/lib/lit-virtualizer.d.ts.map
index 65ca47b388981b8454619ef71c1eade0c847b6da..763404320ecd414b07e98aee537f55aeacb223ba 100644
--- a/lib/lit-virtualizer.d.ts.map
+++ b/lib/lit-virtualizer.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"lit-virtualizer.d.ts","sourceRoot":"","sources":["../src/lib/lit-virtualizer.ts"],"names":[],"mappings":"AAAA,OAAO,EAAQ,UAAU,EAAE,cAAc,EAAE,MAAM,KAAK,CAAC;AAKvD,OAAO,EAAE,IAAI,EAAE,MAAM,EAAE,YAAY,EAAE,MAAM,yCAAyC,CAAC;AAErF;;;;;;GAMG;AACH,qBACa,cAAc,CAAC,IAAI,CAAE,SAAQ,UAAU;IAEhD,UAAU,EAAE,CAAC,IAAI,EAAE,IAAI,EAAE,KAAK,CAAC,EAAE,MAAM,KAAK,cAAc,CAAC;IAG3D,KAAK,EAAE,KAAK,CAAC,IAAI,CAAC,CAAC;IAGnB,YAAY,EAAE,OAAO,GAAG,MAAM,CAAQ;IAGtC,WAAW,EAAE,CAAC,IAAI,EAAC,GAAG,KAAK,GAAG,CAAC;IAE/B,OAAO,CAAC,OAAO,CAAsC;IAErD,OAAO,CAAC,cAAc,CAAoC;IAE1D,gBAAgB;IAahB;;OAEG;IAWH,IACI,MAAM,CAAC,MAAM,EAAE,MAAM,GAAG,IAAI,CAAC,MAAM,CAAC,GAAG,YAAY,EAItD;IAED,IAAI,MAAM,IANS,MAAM,GAAG,IAAI,CAAC,MAAM,CAAC,GAAG,YAAY,CAQtD;IAGD;;;OAGG;IACG,aAAa,CAAC,KAAK,EAAE,MAAM,EAAE,QAAQ,GAAE,MAAgB;IAO7D,MAAM,IAAI,cAAc;CAO3B;AAED,OAAO,CAAC,MAAM,CAAC;IACX,UAAU,qBAAqB;QAC3B,iBAAiB,EAAE,cAAc,CAAC,OAAO,CAAC,CAAC;KAC9C;CACJ"}
\ No newline at end of file
+{"version":3,"file":"lit-virtualizer.d.ts","sourceRoot":"","sources":["../src/lib/lit-virtualizer.ts"],"names":[],"mappings":"AAAA,OAAO,EAAQ,UAAU,EAAE,cAAc,EAAE,MAAM,KAAK,CAAC;AAKvD,OAAO,EAAE,eAAe,EAAE,MAAM,EAAE,iBAAiB,EAAE,MAAM,yCAAyC,CAAC;AAErG;;;;;;GAMG;AACH,qBACa,cAAe,SAAQ,UAAU;IAE1C,UAAU,CAAC,EAAE,CAAC,CAAC,IAAI,EAAE,GAAG,EAAE,KAAK,CAAC,EAAE,MAAM,KAAK,cAAc,CAAC,CAAC;IAG7D,KAAK,EAAE,KAAK,CAAC,OAAO,CAAC,CAAM;IAG3B,YAAY,EAAE,OAAO,GAAG,MAAM,CAAQ;IAGtC,WAAW,EAAE,CAAC,CAAC,IAAI,EAAC,OAAO,KAAK,OAAO,CAAC,GAAG,SAAS,CAAa;IAEjE,OAAO,CAAC,OAAO,CAA6D;IAE5E,OAAO,CAAC,cAAc,CAAkD;IAExE,gBAAgB;IAahB;;OAEG;IAWH,IACI,MAAM,CAAC,MAAM,EAAE,MAAM,GAAG,iBAAiB,GAAG,eAAe,GAAG,IAAI,EAIrE;IAED,IAAI,MAAM,IAAI,MAAM,GAAG,iBAAiB,GAAG,eAAe,GAAG,IAAI,CAEhE;IAGD;;;OAGG;IACG,aAAa,CAAC,KAAK,EAAE,MAAM,EAAE,QAAQ,GAAE,MAAgB;IAO7D,MAAM,IAAI,cAAc;CAO3B;AAED,OAAO,CAAC,MAAM,CAAC;IACX,UAAU,qBAAqB;QAC3B,iBAAiB,EAAE,cAAc,CAAC;KACrC;CACJ"}
\ No newline at end of file
diff --git a/lib/lit-virtualizer.js b/lib/lit-virtualizer.js
index d7846882e0c98212ee4be144728f26a4c7736fe8..7fb00024c2df2290559fc78db1ad13faf86a2c62 100644
--- a/lib/lit-virtualizer.js
+++ b/lib/lit-virtualizer.js
@@ -1,4 +1,9 @@
-import { __decorate } from "tslib";
+var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
+ var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+ if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
+ else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
+ return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
import { html, LitElement } from 'lit';
import { customElement } from 'lit/decorators/custom-element.js';
import { property } from 'lit/decorators/property.js';
@@ -14,7 +19,11 @@ import { scrollerRef } from './uni-virtualizer/lib/VirtualScroller.js';
let LitVirtualizer = class LitVirtualizer extends LitElement {
constructor() {
super(...arguments);
+ this.items = [];
this.scrollTarget = this;
+ this.keyFunction = undefined;
+ this._layout = null;
+ this._scrollToIndex = null;
}
createRenderRoot() {
return this;
@@ -83,3 +92,4 @@ LitVirtualizer = __decorate([
customElement('lit-virtualizer')
], LitVirtualizer);
export { LitVirtualizer };
+//# sourceMappingURL=lit-virtualizer.js.map
\ No newline at end of file
diff --git a/lib/lit-virtualizer.js.map b/lib/lit-virtualizer.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..54c885bd148d6bae8f5de85e3417a97a99035d24
--- /dev/null
+++ b/lib/lit-virtualizer.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"lit-virtualizer.js","sourceRoot":"","sources":["../src/lib/lit-virtualizer.ts"],"names":[],"mappings":";;;;;;AAAA,OAAO,EAAE,IAAI,EAAE,UAAU,EAAkB,MAAM,KAAK,CAAC;AACvD,OAAO,EAAE,aAAa,EAAE,MAAM,kCAAkC,CAAC;AACjE,OAAO,EAAE,QAAQ,EAAE,MAAM,4BAA4B,CAAC;AACtD,OAAO,EAAE,MAAM,EAAE,MAAM,aAAa,CAAC;AACrC,OAAO,EAAE,WAAW,EAAoB,MAAM,0CAA0C,CAAC;AAGzF;;;;;;GAMG;AAEH,IAAa,cAAc,GAA3B,MAAa,cAAe,SAAQ,UAAU;IAA9C;;QAKI,UAAK,GAAmB,EAAE,CAAC;QAG3B,iBAAY,GAAqB,IAAI,CAAC;QAGtC,gBAAW,GAA4C,SAAS,CAAC;QAEzD,YAAO,GAAwD,IAAI,CAAC;QAEpE,mBAAc,GAA6C,IAAI,CAAC;IA0D5E,CAAC;IAxDG,gBAAgB;QACZ,OAAO,IAAI,CAAC;IAChB,CAAC;IAED,gBAAgB;IAChB,0BAA0B;IAC1B,IAAI;IAEJ,qBAAqB;IACrB,2BAA2B;IAC3B,gDAAgD;IAChD,IAAI;IAEJ;;OAEG;IACH,qBAAqB;IACrB,+BAA+B;IAC/B,IAAI;IACJ,+BAA+B;IAC/B,4CAA4C;IAC5C,yCAAyC;IACzC,gCAAgC;IAChC,QAAQ;IACR,IAAI;IAGJ,IAAI,MAAM,CAAC,MAA2D;QAClE,qDAAqD;QACrD,IAAI,CAAC,OAAO,GAAG,MAAM,CAAC;QACtB,IAAI,CAAC,aAAa,EAAE,CAAC;IACzB,CAAC;IAED,IAAI,MAAM;QACN,OAAQ,IAAyB,CAAC,WAAW,CAAE,CAAC,MAAM,CAAC;IAC3D,CAAC;IAGD;;;OAGG;IACH,KAAK,CAAC,aAAa,CAAC,KAAa,EAAE,WAAmB,OAAO;QACzD,IAAI,CAAC,cAAc,GAAG,EAAC,KAAK,EAAE,QAAQ,EAAC,CAAC;QACxC,IAAI,CAAC,aAAa,EAAE,CAAC;QACrB,MAAM,IAAI,CAAC,cAAc,CAAC;QAC1B,IAAI,CAAC,cAAc,GAAG,IAAI,CAAC;IAC/B,CAAC;IAED,MAAM;QACF,MAAM,EAAE,KAAK,EAAE,UAAU,EAAE,WAAW,EAAE,YAAY,EAAE,GAAG,IAAI,CAAC;QAC9D,MAAM,MAAM,GAAG,IAAI,CAAC,OAAO,CAAC;QAC5B,OAAO,IAAI,CAAA;cACL,MAAM,CAAC,EAAE,KAAK,EAAE,UAAU,EAAE,MAAM,EAAE,WAAW,EAAE,YAAY,EAAE,aAAa,EAAE,IAAI,CAAC,cAAc,EAAE,CAAC;SACzG,CAAC;IACN,CAAC;CACJ,CAAA;AAvEG;IADC,QAAQ,EAAE;kDACkD;AAG7D;IADC,QAAQ,CAAC,EAAC,SAAS,EAAE,KAAK,EAAC,CAAC;6CACF;AAG3B;IADC,QAAQ,CAAC,EAAC,SAAS,EAAE,KAAK,EAAC,CAAC;oDACS;AAGtC;IADC,QAAQ,EAAE;mDACsD;AAiCjE;IADC,QAAQ,CAAC,EAAC,SAAS,EAAC,KAAK,EAAC,CAAC;4CAK3B;AAhDQ,cAAc;IAD1B,aAAa,CAAC,iBAAiB,CAAC;GACpB,cAAc,CAyE1B;SAzEY,cAAc","sourcesContent":["import { html, LitElement, TemplateResult } from 'lit';\nimport { customElement } from 'lit/decorators/custom-element.js';\nimport { property } from 'lit/decorators/property.js';\nimport { scroll } from './scroll.js';\nimport { scrollerRef, ContainerElement } from './uni-virtualizer/lib/VirtualScroller.js';\nimport { LayoutSpecifier, Layout, LayoutConstructor } from './uni-virtualizer/lib/layouts/Layout.js';\n\n/**\n * A LitElement wrapper of the scroll directive.\n *\n * Import this module to declare the lit-virtualizer custom element.\n * Pass an items array, renderItem method, and scroll target as properties\n * to the <lit-virtualizer> element.\n */\n@customElement('lit-virtualizer')\nexport class LitVirtualizer extends LitElement {\n @property()\n renderItem?: ((item: any, index?: number) => TemplateResult);\n\n @property({attribute: false})\n items: Array<unknown> = [];\n\n @property({attribute: false})\n scrollTarget: Element | Window = this;\n\n @property()\n keyFunction: ((item:unknown) => unknown) | undefined = undefined;\n\n private _layout: Layout | LayoutConstructor | LayoutSpecifier | null = null;\n\n private _scrollToIndex: {index: number, position: string} | null = null;\n \n createRenderRoot() {\n return this;\n }\n\n // get items() {\n // return this._items;\n // }\n\n // set items(items) {\n // this._items = items;\n // this._scroller.totalItems = items.length;\n // }\n\n /**\n * The method used for rendering each item.\n */\n // get renderItem() {\n // return this._renderItem;\n // }\n // set renderItem(renderItem) {\n // if (renderItem !== this.renderItem) {\n // this._renderItem = renderItem;\n // this.requestUpdate();\n // }\n // }\n\n @property({attribute:false})\n set layout(layout: Layout | LayoutConstructor | LayoutSpecifier | null) {\n // TODO (graynorton): Shouldn't have to set this here\n this._layout = layout;\n this.requestUpdate();\n }\n\n get layout(): Layout | LayoutConstructor | LayoutSpecifier | null {\n return (this as ContainerElement)[scrollerRef]!.layout;\n }\n \n \n /**\n * Scroll to the specified index, placing that item at the given position\n * in the scroll view.\n */\n async scrollToIndex(index: number, position: string = 'start') {\n this._scrollToIndex = {index, position};\n this.requestUpdate();\n await this.updateComplete;\n this._scrollToIndex = null;\n }\n\n render(): TemplateResult {\n const { items, renderItem, keyFunction, scrollTarget } = this;\n const layout = this._layout;\n return html`\n ${scroll({ items, renderItem, layout, keyFunction, scrollTarget, scrollToIndex: this._scrollToIndex })}\n `;\n }\n}\n\ndeclare global {\n interface HTMLElementTagNameMap {\n 'lit-virtualizer': LitVirtualizer;\n }\n}"]}
\ No newline at end of file
diff --git a/lib/scroll.d.ts b/lib/scroll.d.ts
index bca0558061c88063428fcb2e8468a86b31c31157..b75789ee00a5abbdae3a15a2bd2392a5b7a213bb 100644
--- a/lib/scroll.d.ts
+++ b/lib/scroll.d.ts
@@ -1,19 +1,19 @@
import { TemplateResult, ChildPart } from 'lit';
import { PartInfo } from 'lit/directive.js';
import { AsyncDirective } from 'lit/async-directive.js';
-import { Type, Layout, LayoutConfig } from './uni-virtualizer/lib/layouts/Layout.js';
-import { VirtualScroller } from './uni-virtualizer/lib/VirtualScroller.js';
+import { Layout, LayoutConstructor, LayoutSpecifier } from './uni-virtualizer/lib/layouts/Layout.js';
+import { VirtualScroller, ScrollToIndexValue } from './uni-virtualizer/lib/VirtualScroller.js';
/**
* Configuration options for the scroll directive.
*/
-interface ScrollConfig<Item> {
+interface ScrollConfig {
/**
* A function that returns a lit-html TemplateResult. It will be used
* to generate the DOM for each item in the virtual list.
*/
- renderItem?: (item: Item, index?: number) => TemplateResult;
- keyFunction?: (item: any) => any;
- layout?: Layout | Type<Layout> | LayoutConfig;
+ renderItem?: (item: any, index?: number) => TemplateResult;
+ keyFunction?: (item: any) => unknown;
+ layout?: Layout | LayoutConstructor | LayoutSpecifier | null;
/**
* An element that receives scroll events for the virtual scroller.
*/
@@ -21,7 +21,7 @@ interface ScrollConfig<Item> {
/**
* The list of items to display via the renderItem function.
*/
- items?: Array<Item>;
+ items?: Array<any>;
/**
* Limit for the number of items to display. Defaults to the length of the
* items array.
@@ -30,24 +30,23 @@ interface ScrollConfig<Item> {
/**
* Index and position of the item to scroll to.
*/
- scrollToIndex?: {
- index: number;
- position?: string;
- };
+ scrollToIndex?: ScrollToIndexValue;
}
+export declare const defaultKeyFunction: (item: any) => any;
+export declare const defaultRenderItem: (item: any) => TemplateResult<1>;
declare class ScrollDirective extends AsyncDirective {
- container: HTMLElement;
- scroller: VirtualScroller<unknown, HTMLElement>;
+ container: HTMLElement | null;
+ scroller: VirtualScroller | null;
first: number;
last: number;
renderItem: (item: any, index?: number) => TemplateResult;
- keyFunction: (item: any) => any;
- items: Array<any>;
+ keyFunction: (item: any) => unknown;
+ items: Array<unknown>;
constructor(part: PartInfo);
- render<T>(config?: ScrollConfig<T>): unknown;
- update<T>(part: ChildPart, [config]: [ScrollConfig<T>]): unknown;
+ render(config?: ScrollConfig): unknown;
+ update(part: ChildPart, [config]: [ScrollConfig]): unknown;
private _initialize;
}
-export declare const scroll: (config?: ScrollConfig<unknown>) => import("lit/directive.js").DirectiveResult<typeof ScrollDirective>;
+export declare const scroll: (config?: ScrollConfig | undefined) => import("lit-html/directive").DirectiveResult<typeof ScrollDirective>;
export {};
//# sourceMappingURL=scroll.d.ts.map
\ No newline at end of file
diff --git a/lib/scroll.d.ts.map b/lib/scroll.d.ts.map
index 64ae5c72b0d1342ef2018721bc93362b9ed1c9ff..5278da9ef97db92a43e22caa6a644990a194e313 100644
--- a/lib/scroll.d.ts.map
+++ b/lib/scroll.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"scroll.d.ts","sourceRoot":"","sources":["../src/lib/scroll.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAW,SAAS,EAAE,MAAM,KAAK,CAAC;AACzD,OAAO,EAAa,QAAQ,EAAY,MAAM,kBAAkB,CAAC;AACjE,OAAO,EAAE,cAAc,EAAE,MAAM,wBAAwB,CAAC;AAExD,OAAO,EAAE,IAAI,EAAE,MAAM,EAAE,YAAY,EAAE,MAAM,yCAAyC,CAAC;AACrF,OAAO,EAAE,eAAe,EAAoB,MAAM,0CAA0C,CAAC;AAE7F;;GAEG;AACH,UAAU,YAAY,CAAC,IAAI;IACvB;;;OAGG;IACH,UAAU,CAAC,EAAE,CAAC,IAAI,EAAE,IAAI,EAAE,KAAK,CAAC,EAAE,MAAM,KAAK,cAAc,CAAC;IAE5D,WAAW,CAAC,EAAE,CAAC,IAAI,EAAC,GAAG,KAAK,GAAG,CAAC;IAGhC,MAAM,CAAC,EAAE,MAAM,GAAG,IAAI,CAAC,MAAM,CAAC,GAAG,YAAY,CAAC;IAE9C;;OAEG;IACH,YAAY,CAAC,EAAE,OAAO,GAAG,MAAM,CAAC;IAEhC;;OAEG;IACH,KAAK,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,CAAC;IAEpB;;;OAGG;IACH,UAAU,CAAC,EAAE,MAAM,CAAC;IAEpB;;OAEG;IACH,aAAa,CAAC,EAAE;QAAC,KAAK,EAAE,MAAM,CAAC;QAAC,QAAQ,CAAC,EAAE,MAAM,CAAA;KAAC,CAAC;CACpD;AAIH,cAAM,eAAgB,SAAQ,cAAc;IACxC,SAAS,EAAE,WAAW,CAAA;IACtB,QAAQ,EAAE,eAAe,CAAC,OAAO,EAAE,WAAW,CAAC,CAAA;IAC/C,KAAK,EAAE,MAAM,CAAI;IACjB,IAAI,EAAE,MAAM,CAAK;IACjB,UAAU,EAAE,CAAC,IAAI,EAAE,GAAG,EAAE,KAAK,CAAC,EAAE,MAAM,KAAK,cAAc,CAAA;IACzD,WAAW,EAAE,CAAC,IAAI,EAAE,GAAG,KAAK,GAAG,CAAA;IAC/B,KAAK,EAAE,KAAK,CAAC,GAAG,CAAC,CAAA;gBAEL,IAAI,EAAE,QAAQ;IAO1B,MAAM,CAAC,CAAC,EAAE,MAAM,CAAC,EAAE,YAAY,CAAC,CAAC,CAAC;IAclC,MAAM,CAAC,CAAC,EAAE,IAAI,EAAE,SAAS,EAAE,CAAC,MAAM,CAAC,EAAE,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC;IAetD,OAAO,CAAC,WAAW;CAiBtB;AAED,eAAO,MAAM,MAAM,wGAA6B,CAAC"}
\ No newline at end of file
+{"version":3,"file":"scroll.d.ts","sourceRoot":"","sources":["../src/lib/scroll.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAW,SAAS,EAAQ,MAAM,KAAK,CAAC;AAC/D,OAAO,EAAa,QAAQ,EAAY,MAAM,kBAAkB,CAAC;AACjE,OAAO,EAAE,cAAc,EAAE,MAAM,wBAAwB,CAAC;AAExD,OAAO,EAAE,MAAM,EAAE,iBAAiB,EAAE,eAAe,EAAE,MAAM,yCAAyC,CAAC;AACrG,OAAO,EAAE,eAAe,EAAE,kBAAkB,EAAE,MAAM,0CAA0C,CAAC;AAE/F;;GAEG;AACH,UAAU,YAAY;IAClB;;;OAGG;IACH,UAAU,CAAC,EAAE,CAAC,IAAI,EAAE,GAAG,EAAE,KAAK,CAAC,EAAE,MAAM,KAAK,cAAc,CAAC;IAE3D,WAAW,CAAC,EAAE,CAAC,IAAI,EAAE,GAAG,KAAK,OAAO,CAAC;IAGrC,MAAM,CAAC,EAAE,MAAM,GAAG,iBAAiB,GAAG,eAAe,GAAG,IAAI,CAAC;IAE7D;;OAEG;IACH,YAAY,CAAC,EAAE,OAAO,GAAG,MAAM,CAAC;IAEhC;;OAEG;IACH,KAAK,CAAC,EAAE,KAAK,CAAC,GAAG,CAAC,CAAC;IAEnB;;;OAGG;IACH,UAAU,CAAC,EAAE,MAAM,CAAC;IAEpB;;OAEG;IACH,aAAa,CAAC,EAAE,kBAAkB,CAAC;CACpC;AAEH,eAAO,MAAM,kBAAkB,SAAU,GAAG,QAAS,CAAC;AACtD,eAAO,MAAM,iBAAiB,SAAU,GAAG,sBAA2C,CAAC;AAEvF,cAAM,eAAgB,SAAQ,cAAc;IACxC,SAAS,EAAE,WAAW,GAAG,IAAI,CAAO;IACpC,QAAQ,EAAE,eAAe,GAAG,IAAI,CAAO;IACvC,KAAK,SAAI;IACT,IAAI,SAAK;IACT,UAAU,EAAE,CAAC,IAAI,EAAE,GAAG,EAAE,KAAK,CAAC,EAAE,MAAM,KAAK,cAAc,CAAqB;IAC9E,WAAW,EAAE,CAAC,IAAI,EAAE,GAAG,KAAK,OAAO,CAAsB;IACzD,KAAK,EAAE,KAAK,CAAC,OAAO,CAAC,CAAK;gBAEd,IAAI,EAAE,QAAQ;IAO1B,MAAM,CAAC,MAAM,CAAC,EAAE,YAAY;IAc5B,MAAM,CAAC,IAAI,EAAE,SAAS,EAAE,CAAC,MAAM,CAAC,EAAE,CAAC,YAAY,CAAC;IAehD,OAAO,CAAC,WAAW;CAiBtB;AAED,eAAO,MAAM,MAAM,6GAA6B,CAAC"}
\ No newline at end of file
diff --git a/lib/scroll.js b/lib/scroll.js
index 9a0a5b4133c8a00def065e2c611db3d93b7208b0..33fd6bb63b352c8a49b057cce761280af45a57b7 100644
--- a/lib/scroll.js
+++ b/lib/scroll.js
@@ -1,22 +1,28 @@
-import { nothing } from 'lit';
+import { nothing, html } from 'lit';
import { directive, PartType } from 'lit/directive.js';
import { AsyncDirective } from 'lit/async-directive.js';
import { repeat } from 'lit/directives/repeat.js';
import { VirtualScroller } from './uni-virtualizer/lib/VirtualScroller.js';
-const defaultKeyFunction = item => item;
+export const defaultKeyFunction = (item) => item;
+export const defaultRenderItem = (item) => html `${JSON.stringify(item, null, 2)}`;
class ScrollDirective extends AsyncDirective {
constructor(part) {
super(part);
+ this.container = null;
+ this.scroller = null;
this.first = 0;
this.last = -1;
+ this.renderItem = defaultRenderItem;
+ this.keyFunction = defaultKeyFunction;
+ this.items = [];
if (part.type !== PartType.CHILD) {
throw new Error('The scroll directive can only be used in child expressions');
}
}
render(config) {
if (config) {
- this.renderItem = config.renderItem;
- this.keyFunction = config.keyFunction;
+ this.renderItem = config.renderItem || this.renderItem;
+ this.keyFunction = config.keyFunction || this.keyFunction;
}
const itemsToRender = [];
if (this.first >= 0 && this.last >= this.first) {
@@ -30,9 +36,9 @@ class ScrollDirective extends AsyncDirective {
var _a;
if (this.scroller || this._initialize(part, config)) {
const { scroller } = this;
- this.items = scroller.items = config.items;
+ this.items = scroller.items = config.items || [];
scroller.totalItems = config.totalItems || ((_a = config.items) === null || _a === void 0 ? void 0 : _a.length) || 0;
- scroller.layout = config.layout;
+ scroller.layout = config.layout || null;
scroller.scrollTarget = config.scrollTarget || this.container;
if (config.scrollToIndex) {
scroller.scrollToIndex = config.scrollToIndex;
@@ -60,3 +66,4 @@ class ScrollDirective extends AsyncDirective {
}
}
export const scroll = directive(ScrollDirective);
+//# sourceMappingURL=scroll.js.map
\ No newline at end of file
diff --git a/lib/scroll.js.map b/lib/scroll.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..4cf7e26beb7d9c52e8af93dc789f96a06756123a
--- /dev/null
+++ b/lib/scroll.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"scroll.js","sourceRoot":"","sources":["../src/lib/scroll.ts"],"names":[],"mappings":"AAAA,OAAO,EAAkB,OAAO,EAAa,IAAI,EAAE,MAAM,KAAK,CAAC;AAC/D,OAAO,EAAE,SAAS,EAAY,QAAQ,EAAE,MAAM,kBAAkB,CAAC;AACjE,OAAO,EAAE,cAAc,EAAE,MAAM,wBAAwB,CAAC;AACxD,OAAO,EAAE,MAAM,EAAE,MAAM,0BAA0B,CAAC;AAElD,OAAO,EAAE,eAAe,EAAsB,MAAM,0CAA0C,CAAC;AAuC/F,MAAM,CAAC,MAAM,kBAAkB,GAAG,CAAC,IAAS,EAAE,EAAE,CAAC,IAAI,CAAC;AACtD,MAAM,CAAC,MAAM,iBAAiB,GAAG,CAAC,IAAS,EAAE,EAAE,CAAC,IAAI,CAAA,GAAG,IAAI,CAAC,SAAS,CAAC,IAAI,EAAE,IAAI,EAAE,CAAC,CAAC,EAAE,CAAC;AAEvF,MAAM,eAAgB,SAAQ,cAAc;IASxC,YAAY,IAAc;QACtB,KAAK,CAAC,IAAI,CAAC,CAAC;QAThB,cAAS,GAAuB,IAAI,CAAA;QACpC,aAAQ,GAA2B,IAAI,CAAA;QACvC,UAAK,GAAG,CAAC,CAAA;QACT,SAAI,GAAG,CAAC,CAAC,CAAA;QACT,eAAU,GAAkD,iBAAiB,CAAC;QAC9E,gBAAW,GAA2B,kBAAkB,CAAC;QACzD,UAAK,GAAmB,EAAE,CAAA;QAItB,IAAI,IAAI,CAAC,IAAI,KAAK,QAAQ,CAAC,KAAK,EAAE;YAC9B,MAAM,IAAI,KAAK,CAAC,4DAA4D,CAAC,CAAC;SACjF;IACL,CAAC;IAED,MAAM,CAAC,MAAqB;QACxB,IAAI,MAAM,EAAE;YACR,IAAI,CAAC,UAAU,GAAG,MAAM,CAAC,UAAU,IAAI,IAAI,CAAC,UAAU,CAAC;YACvD,IAAI,CAAC,WAAW,GAAG,MAAM,CAAC,WAAW,IAAI,IAAI,CAAC,WAAW,CAAC;SAC7D;QACD,MAAM,aAAa,GAAG,EAAE,CAAC;QACzB,IAAI,IAAI,CAAC,KAAK,IAAI,CAAC,IAAI,IAAI,CAAC,IAAI,IAAI,IAAI,CAAC,KAAK,EAAE;YAC5C,KAAK,IAAI,CAAC,GAAG,IAAI,CAAC,KAAK,EAAE,CAAC,GAAG,IAAI,CAAC,IAAI,GAAG,CAAC,EAAE,CAAC,EAAE,EAAE;gBAC7C,aAAa,CAAC,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;aACrC;SACJ;QACD,OAAO,MAAM,CAAC,aAAa,EAAE,IAAI,CAAC,WAAW,IAAI,kBAAkB,EAAE,IAAI,CAAC,UAAU,CAAC,CAAC;IAC1F,CAAC;IAED,MAAM,CAAC,IAAe,EAAE,CAAC,MAAM,CAAiB;;QAC5C,IAAI,IAAI,CAAC,QAAQ,IAAI,IAAI,CAAC,WAAW,CAAC,IAAI,EAAE,MAAM,CAAC,EAAE;YACjD,MAAM,EAAE,QAAQ,EAAE,GAAG,IAAI,CAAC;YAC1B,IAAI,CAAC,KAAK,GAAG,QAAS,CAAC,KAAK,GAAG,MAAM,CAAC,KAAK,IAAI,EAAE,CAAC;YAClD,QAAS,CAAC,UAAU,GAAG,MAAM,CAAC,UAAU,KAAI,MAAA,MAAM,CAAC,KAAK,0CAAE,MAAM,CAAA,IAAI,CAAC,CAAC;YACtE,QAAS,CAAC,MAAM,GAAG,MAAM,CAAC,MAAM,IAAI,IAAI,CAAC;YACzC,QAAS,CAAC,YAAY,GAAG,MAAM,CAAC,YAAY,IAAI,IAAI,CAAC,SAAS,CAAC;YAC/D,IAAI,MAAM,CAAC,aAAa,EAAE;gBACtB,QAAS,CAAC,aAAa,GAAG,MAAM,CAAC,aAAa,CAAC;aAClD;YACD,OAAO,IAAI,CAAC,MAAM,CAAC,MAAM,CAAC,CAAC;SAC9B;QACD,OAAO,OAAO,CAAC;IACnB,CAAC;IAEO,WAAW,CAAC,IAAe,EAAE,MAAoB;QACrD,MAAM,SAAS,GAAG,IAAI,CAAC,SAAS,GAAG,IAAI,CAAC,UAAyB,CAAC;QAClE,IAAI,SAAS,IAAI,SAAS,CAAC,QAAQ,KAAK,CAAC,EAAE;YACvC,IAAI,CAAC,QAAQ,GAAG,IAAI,eAAe,CAAC,EAAE,SAAS,EAAE,CAAC,CAAC;YACnD,SAAS,CAAC,gBAAgB,CAAC,cAAc,EAAE,CAAC,CAAQ,EAAE,EAAE;gBACpD,IAAI,CAAC,KAAK,GAAI,CAAiB,CAAC,MAAM,CAAC,KAAK,CAAC;gBAC7C,IAAI,CAAC,IAAI,GAAI,CAAiB,CAAC,MAAM,CAAC,IAAI,CAAC;gBAC3C,IAAI,CAAC,QAAQ,CAAC,IAAI,CAAC,MAAM,EAAE,CAAC,CAAC;YACjC,CAAC,CAAC,CAAC;YACH,OAAO,IAAI,CAAC;SACf;QACD,oEAAoE;QACpE,wEAAwE;QACxE,yCAAyC;QACzC,OAAO,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,MAAM,CAAC,IAAI,EAAE,CAAC,MAAM,CAAC,CAAC,CAAC,CAAC;QAC1D,OAAO,KAAK,CAAC;IACjB,CAAC;CACJ;AAED,MAAM,CAAC,MAAM,MAAM,GAAG,SAAS,CAAC,eAAe,CAAC,CAAC","sourcesContent":["import { TemplateResult, nothing, ChildPart, html } from 'lit';\nimport { directive, PartInfo, PartType } from 'lit/directive.js';\nimport { AsyncDirective } from 'lit/async-directive.js';\nimport { repeat } from 'lit/directives/repeat.js';\nimport { Layout, LayoutConstructor, LayoutSpecifier } from './uni-virtualizer/lib/layouts/Layout.js';\nimport { VirtualScroller, ScrollToIndexValue } from './uni-virtualizer/lib/VirtualScroller.js';\n\n/**\n * Configuration options for the scroll directive.\n */\ninterface ScrollConfig {\n /**\n * A function that returns a lit-html TemplateResult. It will be used\n * to generate the DOM for each item in the virtual list.\n */\n renderItem?: (item: any, index?: number) => TemplateResult;\n\n keyFunction?: (item: any) => unknown;\n \n // TODO (graynorton): Document...\n layout?: Layout | LayoutConstructor | LayoutSpecifier | null;\n \n /**\n * An element that receives scroll events for the virtual scroller.\n */\n scrollTarget?: Element | Window;\n \n /**\n * The list of items to display via the renderItem function.\n */\n items?: Array<any>;\n \n /**\n * Limit for the number of items to display. Defaults to the length of the\n * items array.\n */\n totalItems?: number;\n \n /**\n * Index and position of the item to scroll to.\n */\n scrollToIndex?: ScrollToIndexValue;\n }\n \nexport const defaultKeyFunction = (item: any) => item;\nexport const defaultRenderItem = (item: any) => html`${JSON.stringify(item, null, 2)}`;\n\nclass ScrollDirective extends AsyncDirective {\n container: HTMLElement | null = null\n scroller: VirtualScroller | null = null\n first = 0\n last = -1\n renderItem: (item: any, index?: number) => TemplateResult = defaultRenderItem;\n keyFunction: (item: any) => unknown = defaultKeyFunction;\n items: Array<unknown> = []\n\n constructor(part: PartInfo) {\n super(part);\n if (part.type !== PartType.CHILD) {\n throw new Error('The scroll directive can only be used in child expressions');\n }\n }\n \n render(config?: ScrollConfig) {\n if (config) {\n this.renderItem = config.renderItem || this.renderItem;\n this.keyFunction = config.keyFunction || this.keyFunction;\n }\n const itemsToRender = [];\n if (this.first >= 0 && this.last >= this.first) {\n for (let i = this.first; i < this.last + 1; i++) {\n itemsToRender.push(this.items[i]);\n } \n }\n return repeat(itemsToRender, this.keyFunction || defaultKeyFunction, this.renderItem);\n }\n\n update(part: ChildPart, [config]: [ScrollConfig]) {\n if (this.scroller || this._initialize(part, config)) {\n const { scroller } = this;\n this.items = scroller!.items = config.items || [];\n scroller!.totalItems = config.totalItems || config.items?.length || 0;\n scroller!.layout = config.layout || null;\n scroller!.scrollTarget = config.scrollTarget || this.container;\n if (config.scrollToIndex) {\n scroller!.scrollToIndex = config.scrollToIndex;\n }\n return this.render(config); \n }\n return nothing;\n }\n\n private _initialize(part: ChildPart, config: ScrollConfig) {\n const container = this.container = part.parentNode as HTMLElement;\n if (container && container.nodeType === 1) {\n this.scroller = new VirtualScroller({ container });\n container.addEventListener('rangeChanged', (e: Event) => {\n this.first = (e as CustomEvent).detail.first;\n this.last = (e as CustomEvent).detail.last;\n this.setValue(this.render());\n });\n return true;\n }\n // TODO (GN): This seems to be needed in the case where the `scroll`\n // directive is used within the `LitVirtualizer` element. Figure out why\n // and see if there's a cleaner solution.\n Promise.resolve().then(() => this.update(part, [config]));\n return false;\n }\n}\n\nexport const scroll = directive(ScrollDirective);"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/VirtualScroller.d.ts b/lib/uni-virtualizer/lib/VirtualScroller.d.ts
index 5806fc0ad4e5483f01ad7a1cf2451a31c1f0013a..70fd76efc606d2ff36d5635718ed3a172af6a43b 100644
--- a/lib/uni-virtualizer/lib/VirtualScroller.d.ts
+++ b/lib/uni-virtualizer/lib/VirtualScroller.d.ts
@@ -1,18 +1,28 @@
-import { ItemBox, Type, Layout, LayoutConfig } from './layouts/Layout.js';
+import { ItemBox, Layout, LayoutConstructor, LayoutSpecifier } from './layouts/Layout.js';
export declare const scrollerRef: unique symbol;
-declare global {
- interface Window {
- ShadyDOM?: any;
- }
-}
export declare type RangeChangeEvent = {
first: number;
last: number;
firstVisible: number;
lastVisible: number;
};
-interface VirtualScrollerConfig {
- layout?: Layout | Type<Layout> | LayoutConfig;
+interface ElementWithOptionalScrollerRef extends Element {
+ [scrollerRef]?: VirtualScroller;
+}
+interface ShadowRootWithOptionalScrollerRef extends ShadowRoot {
+ [scrollerRef]?: VirtualScroller;
+}
+declare type Container = ElementWithOptionalScrollerRef | ShadowRootWithOptionalScrollerRef;
+export declare type ContainerElement = ElementWithOptionalScrollerRef;
+declare type ChildMeasurements = {
+ [key: number]: ItemBox;
+};
+export declare type ScrollToIndexValue = {
+ index: number;
+ position?: string;
+} | null;
+export interface VirtualScrollerConfig {
+ layout?: Layout | LayoutConstructor | LayoutSpecifier;
/**
* An element that receives scroll events for the virtual scroller.
*/
@@ -30,7 +40,7 @@ interface VirtualScrollerConfig {
* Extensions of this class must also override VirtualRepeater's DOM
* manipulation methods.
*/
-export declare class VirtualScroller<Item, Child extends HTMLElement> {
+export declare class VirtualScroller {
private _benchmarkStart;
/**
* Whether the layout should receive an updated viewport size on the next
@@ -70,7 +80,7 @@ export declare class VirtualScroller<Item, Child extends HTMLElement> {
/**
* Containing element. Set by container.
*/
- protected _container: Element | ShadowRoot;
+ protected _container: Container | null;
/**
* The parent of all child nodes to be rendered. Set by container.
*/
@@ -80,11 +90,6 @@ export declare class VirtualScroller<Item, Child extends HTMLElement> {
* restored when container is changed.
*/
private _containerInlineStyle;
- /**
- * Keep track of original container stylesheet, so it can be restored
- * when container is changed.
- */
- private _containerStylesheet;
/**
* Size of the container.
*/
@@ -137,12 +142,10 @@ export declare class VirtualScroller<Item, Child extends HTMLElement> {
* measured, and their dimensions passed to this callback. Use it to layout
* children as needed.
*/
- protected _measureCallback: (sizes: {
- [key: number]: ItemBox;
- }) => void;
- protected _measureChildOverride: (element: Element, item: object) => object;
+ protected _measureCallback: ((sizes: ChildMeasurements) => void) | null;
+ protected _measureChildOverride: ((element: Element, item: unknown) => ItemBox) | null;
constructor(config?: VirtualScrollerConfig);
- set items(items: any);
+ set items(items: Array<unknown> | undefined);
/**
* The total number of items, regardless of the range, that can be rendered
* as child nodes.
@@ -152,15 +155,15 @@ export declare class VirtualScroller<Item, Child extends HTMLElement> {
/**
* The parent of all child nodes to be rendered.
*/
- get container(): Element | ShadowRoot;
- set container(container: Element | ShadowRoot);
- get layout(): Layout | Type<Layout> | LayoutConfig;
- set layout(layout: Layout | Type<Layout> | LayoutConfig);
+ get container(): Container | null;
+ set container(container: Container | null);
+ get layout(): Layout | LayoutConstructor | LayoutSpecifier | null;
+ set layout(layout: Layout | LayoutConstructor | LayoutSpecifier | null);
startBenchmarking(): void;
stopBenchmarking(): {
timeElapsed: number;
virtualizationTime: number;
- };
+ } | null;
private _measureChildren;
/**
* Returns the width, height, and margins of the given child.
@@ -177,19 +180,15 @@ export declare class VirtualScroller<Item, Child extends HTMLElement> {
* Index and position of item to scroll to. The scroller will fix to that point
* until the user scrolls.
*/
- set scrollToIndex(newValue: {
- index: number;
- position?: string;
- });
- protected _schedule(method: any): Promise<void>;
+ set scrollToIndex(newValue: ScrollToIndexValue);
+ protected _schedule(method: Function): Promise<void>;
_updateDOM(): Promise<void>;
_updateLayout(): void;
private _handleScrollEvent;
- handleEvent(event: any): void;
+ handleEvent(event: CustomEvent): void;
private _initResizeObservers;
- private _applyContainerStyles;
private _createContainerSizer;
- get _children(): Array<Child>;
+ get _children(): Array<HTMLElement>;
private _updateView;
/**
* Styles the _sizer element or the container so that its size reflects the
diff --git a/lib/uni-virtualizer/lib/VirtualScroller.d.ts.map b/lib/uni-virtualizer/lib/VirtualScroller.d.ts.map
index fb02bc5f06fb90647f52463f7797a944ec8da8ba..917e1bf68689debf0f5402d5b5409b43302e2955 100644
--- a/lib/uni-virtualizer/lib/VirtualScroller.d.ts.map
+++ b/lib/uni-virtualizer/lib/VirtualScroller.d.ts.map
@@ -1 +1 @@
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\ No newline at end of file
+{"version":3,"file":"VirtualScroller.d.ts","sourceRoot":"","sources":["../../../src/lib/uni-virtualizer/lib/VirtualScroller.ts"],"names":[],"mappings":"AACA,OAAO,EAAE,OAAO,EAAW,MAAM,EAAE,iBAAiB,EAAE,eAAe,EAAE,MAAM,qBAAqB,CAAC;AAEnG,eAAO,MAAM,WAAW,eAAwB,CAAC;AAYjD,oBAAY,gBAAgB,GAAG;IAC7B,KAAK,EAAE,MAAM,CAAC;IACd,IAAI,EAAE,MAAM,CAAC;IACb,YAAY,EAAE,MAAM,CAAC;IACrB,WAAW,EAAE,MAAM,CAAC;CACrB,CAAC;AAEF,UAAU,8BAA+B,SAAQ,OAAO;IACtD,CAAC,WAAW,CAAC,CAAC,EAAE,eAAe,CAAA;CAChC;AAED,UAAU,iCAAkC,SAAQ,UAAU;IAC5D,CAAC,WAAW,CAAC,CAAC,EAAE,eAAe,CAAA;CAChC;AAED,aAAK,SAAS,GAAG,8BAA8B,GAAG,iCAAiC,CAAC;AACpF,oBAAY,gBAAgB,GAAG,8BAA8B,CAAC;AAM9D,aAAK,iBAAiB,GAAG;IAAC,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO,CAAA;CAAC,CAAC;AAElD,oBAAY,kBAAkB,GAAG;IAAC,KAAK,EAAE,MAAM,CAAC;IAAC,QAAQ,CAAC,EAAE,MAAM,CAAA;CAAC,GAAG,IAAI,CAAC;AAE3E,MAAM,WAAW,qBAAqB;IACpC,MAAM,CAAC,EAAE,MAAM,GAAG,iBAAiB,GAAG,eAAe,CAAC;IAEtD;;OAEG;IACH,YAAY,CAAC,EAAE,OAAO,GAAG,MAAM,CAAC;IAEhC;;OAEG;IACH,SAAS,EAAE,OAAO,GAAG,UAAU,CAAC;CACjC;AAED;;;;;;;GAOG;AACH,qBAAa,eAAe;IAC1B,OAAO,CAAC,eAAe,CAAuB;IAC9C;;;OAGG;IAGH,OAAO,CAAC,OAAO,CAAuB;IAEtC;;;OAGG;IACH,OAAO,CAAC,aAAa,CAAwB;IAE7C;;;;OAIG;IACH,OAAO,CAAC,MAAM,CAA4B;IAE1C;;;OAGG;IACH,OAAO,CAAC,WAAW,CAA2B;IAE9C;;;OAGG;IACH,OAAO,CAAC,UAAU,CAA4C;IAE9D;;OAEG;IACH,OAAO,CAAC,YAAY,CAAmD;IAGvE,OAAO,CAAC,kBAAkB,CAAkC;IAE5D,OAAO,CAAC,aAAa,CAAwC;IAE7D,OAAO,CAAC,aAAa,CAAQ;IAE7B,OAAO,CAAC,aAAa,CAAQ;IAE7B,OAAO,CAAC,kBAAkB,CAAQ;IAElC;;OAEG;IACH,SAAS,CAAC,UAAU,EAAE,SAAS,GAAG,IAAI,CAAQ;IAE9C;;OAEG;IACH,OAAO,CAAC,iBAAiB,CAAiC;IAE1D;;;OAGG;IACH,OAAO,CAAC,qBAAqB,CAAuB;IAEpD;;OAEG;IACH,OAAO,CAAC,cAAc,CAAgD;IAEtE;;OAEG;IACH,OAAO,CAAC,YAAY,CAA+B;IAEnD;;OAEG;IACH,OAAO,CAAC,WAAW,CAA+B;IAElD,OAAO,CAAC,iBAAiB,CAAiC;IAC1D,OAAO,CAAC,gBAAgB,CAA8B;IACtD,OAAO,CAAC,wBAAwB,CAAyB;IACzD,OAAO,CAAC,kBAAkB,CAAS;IAInC,OAAO,CAAC,aAAa,CAAgC;IAErD;;OAEG;IACH,OAAO,CAAC,cAAc,CAA4B;IAElD;;OAEG;IACH,OAAO,CAAC,MAAM,CAAsB;IAEpC;;OAEG;IACH,OAAO,CAAC,WAAW,CAAuB;IAE1C;;;OAGG;IACH,SAAS,CAAC,MAAM,SAAK;IAErB;;OAEG;IACH,SAAS,CAAC,KAAK,SAAK;IAEpB;;OAEG;IACH,OAAO,CAAC,aAAa,CAAK;IAE1B;;OAEG;IACH,OAAO,CAAC,YAAY,CAAK;IAEzB,SAAS,CAAC,UAAU,kBAAiB;IAErC;;;;OAIG;IACF,SAAS,CAAC,gBAAgB,EAAE,CAAC,CAAC,KAAK,EAAE,iBAAiB,KAAK,IAAI,CAAC,GAAG,IAAI,CAAQ;IAE/E,SAAS,CAAC,qBAAqB,EAAE,CAAC,CAAC,OAAO,EAAE,OAAO,EAAE,IAAI,EAAE,OAAO,KAAK,OAAO,CAAC,GAAG,IAAI,CAAQ;gBAEnF,MAAM,CAAC,EAAE,qBAAqB;IAS1C,IAAI,KAAK,CAAC,KAAK,EAAE,KAAK,CAAC,OAAO,CAAC,GAAG,SAAS,EAM1C;IAED;;;OAGG;IACH,IAAI,UAAU,IAAI,MAAM,CAEvB;IAED,IAAI,UAAU,CAAC,GAAG,EAAE,MAAM,EAWzB;IAED;;OAEG;IACH,IAAI,SAAS,IAAI,SAAS,GAAG,IAAI,CAEhC;IAED,IAAI,SAAS,CAAC,SAAS,EAAE,SAAS,GAAG,IAAI,EA6ExC;IAID,IAAI,MAAM,IAAI,MAAM,GAAG,iBAAiB,GAAG,eAAe,GAAG,IAAI,CAEhE;IAED,IAAI,MAAM,CAAC,MAAM,EAAE,MAAM,GAAG,iBAAiB,GAAG,eAAe,GAAG,IAAI,EAiErE;IAID,iBAAiB;IAMjB,gBAAgB;;;;IAchB,OAAO,CAAC,gBAAgB;IAgBxB;;OAEG;IACH,aAAa,CAAC,OAAO,EAAE,OAAO,GAAG,OAAO;IAQxC;;;;OAIG;IACH,IAAI,YAAY,IAAI,OAAO,GAAG,MAAM,GAAG,IAAI,CAE1C;IACD,IAAI,YAAY,CAAC,MAAM,EAAE,OAAO,GAAG,MAAM,GAAG,IAAI,EAyB/C;IAED;;;OAGG;IACH,IAAI,aAAa,CAAC,QAAQ,EAAE,kBAAkB,EAG7C;cAEe,SAAS,CAAC,MAAM,EAAE,QAAQ,GAAG,OAAO,CAAC,IAAI,CAAC;IASpD,UAAU;IA0BhB,aAAa;IAoBb,OAAO,CAAC,kBAAkB;IAgB1B,WAAW,CAAC,KAAK,EAAE,WAAW;YA4BhB,oBAAoB;IAWlC,OAAO,CAAC,qBAAqB;IAgB7B,IAAI,SAAS,IAAI,KAAK,CAAC,WAAW,CAAC,CAWlC;IAED,OAAO,CAAC,WAAW;IAiDnB;;;OAGG;IACH,OAAO,CAAC,cAAc;IAgBtB;;;OAGG;IACH,OAAO,CAAC,iBAAiB;YAsBX,YAAY;IAkB1B,OAAO,CAAC,mBAAmB;IAS3B;;;OAGG;IACH,OAAO,CAAC,YAAY;IAgBpB,OAAO,CAAC,iBAAiB;IAWzB;;;OAGG;IACH,OAAO,CAAC,qBAAqB;YAMf,iBAAiB;IAc/B,OAAO,CAAC,YAAY;IAIpB,OAAO,CAAC,oBAAoB;CAO7B"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/VirtualScroller.js b/lib/uni-virtualizer/lib/VirtualScroller.js
index deb122c252aca658b7aeae6edeee9f98de61ee2b..c2cf7431568224fddcd6af51f7352c5a6b116724 100644
--- a/lib/uni-virtualizer/lib/VirtualScroller.js
+++ b/lib/uni-virtualizer/lib/VirtualScroller.js
@@ -1,28 +1,5 @@
import getResizeObserver from './polyfillLoaders/ResizeObserver.js';
export const scrollerRef = Symbol('scrollerRef');
-let nativeShadowDOM = 'attachShadow' in Element.prototype && (!('ShadyDOM' in window) || !window['ShadyDOM'].inUse);
-const HOST_CLASSNAME = 'uni-virtualizer-host';
-let globalContainerStylesheet = null;
-function containerStyles(hostSel, childSel) {
- return `
- ${hostSel} {
- display: block;
- position: relative;
- contain: strict;
- height: 150px;
- overflow: auto;
- }
- ${childSel} {
- box-sizing: border-box;
- }`;
-}
-function attachGlobalContainerStylesheet() {
- if (!globalContainerStylesheet) {
- globalContainerStylesheet = document.createElement('style');
- globalContainerStylesheet.textContent = containerStyles(`.${HOST_CLASSNAME}`, `.${HOST_CLASSNAME} > *`);
- document.head.appendChild(globalContainerStylesheet);
- }
-}
/**
* Provides virtual scrolling boilerplate.
*
@@ -84,11 +61,6 @@ export class VirtualScroller {
* restored when container is changed.
*/
this._containerInlineStyle = null;
- /**
- * Keep track of original container stylesheet, so it can be restored
- * when container is changed.
- */
- this._containerStylesheet = null;
/**
* Size of the container.
*/
@@ -128,6 +100,14 @@ export class VirtualScroller {
* Index of the last child in the range.
*/
this._last = 0;
+ /**
+ * Index of the first item intersecting the container element.
+ */
+ this._firstVisible = 0;
+ /**
+ * Index of the last item intersecting the container element.
+ */
+ this._lastVisible = 0;
this._scheduled = new WeakSet();
/**
* Invoked at the end of each render cycle: children in the range are
@@ -143,7 +123,7 @@ export class VirtualScroller {
}
}
set items(items) {
- if (items !== this._items) {
+ if (Array.isArray(items) && items !== this._items) {
this._itemsChanged = true;
this._items = items;
this._schedule(this._updateLayout);
@@ -218,7 +198,16 @@ export class VirtualScroller {
this._containerElement = newEl;
if (newEl) {
this._containerInlineStyle = newEl.getAttribute('style') || null;
- this._applyContainerStyles();
+ // https://github.com/PolymerLabs/uni-virtualizer/issues/104
+ // Would rather set these CSS properties on the host using Shadow Root
+ // style scoping (and fall back to a global stylesheet where native
+ // Shadow DOM is not available), but this Mobile Safari bug is preventing
+ // that from working: https://bugs.webkit.org/show_bug.cgi?id=226195
+ const style = newEl.style;
+ style.display = style.display || 'block';
+ style.position = style.position || 'relative';
+ style.overflow = style.overflow || 'auto';
+ style.contain = style.contain || 'strict';
if (newEl === this._scrollTarget) {
this._sizer = this._sizer || this._createContainerSizer();
this._container.insertBefore(this._sizer, this._container.firstChild);
@@ -242,11 +231,12 @@ export class VirtualScroller {
if (this._layout === layout) {
return;
}
- let _layout, _config;
+ let _layout = null;
+ let _config = {};
if (typeof layout === 'object') {
if (layout.type !== undefined) {
_layout = layout.type;
- delete layout.type;
+ // delete (layout as LayoutSpecifier).type;
}
_config = layout;
}
@@ -325,7 +315,7 @@ export class VirtualScroller {
const child = children[i];
const idx = this._first + i;
if (this._itemsChanged || this._toBeMeasured.has(child)) {
- mm[idx] = fn.call(this, child, this._items[idx]);
+ mm[idx] = fn.call(this, child, this._items[idx] /*as unknown as object*/);
}
}
this._childMeasurements = mm;
@@ -438,7 +428,9 @@ export class VirtualScroller {
try {
window.performance.measure('uv-virtualizing', 'uv-start', 'uv-end');
}
- catch (e) { }
+ catch (e) {
+ console.warn('Error measuring performance data: ', e);
+ }
window.performance.mark('uv-start');
}
this._schedule(this._updateLayout);
@@ -479,26 +471,6 @@ export class VirtualScroller {
this._mutationObserver = new MutationObserver(this._observeMutations.bind(this));
}
}
- _applyContainerStyles() {
- if (nativeShadowDOM) {
- if (this._containerStylesheet === null) {
- const sheet = (this._containerStylesheet = document.createElement('style'));
- sheet.textContent = containerStyles(':host', '::slotted(*)');
- }
- const root = this._containerElement.shadowRoot || this._containerElement.attachShadow({ mode: 'open' });
- const slot = root.querySelector('slot:not([name])');
- root.appendChild(this._containerStylesheet);
- if (!slot) {
- root.appendChild(document.createElement('slot'));
- }
- }
- else {
- attachGlobalContainerStylesheet();
- if (this._containerElement) {
- this._containerElement.classList.add(HOST_CLASSNAME);
- }
- }
- }
_createContainerSizer() {
const sizer = document.createElement('div');
// When the scrollHeight is large, the height of this element might be
@@ -600,6 +572,7 @@ export class VirtualScroller {
if (child) {
const { top, left, width, height } = pos[key];
child.style.position = 'absolute';
+ child.style.boxSizing = 'border-box';
child.style.transform = `translate(${left}px, ${top}px)`;
if (width !== undefined) {
child.style.width = width + 'px';
@@ -683,7 +656,7 @@ export class VirtualScroller {
// this.requestRemeasure();
}
_childrenSizeChanged(changes) {
- for (let change of changes) {
+ for (const change of changes) {
this._toBeMeasured.set(change.target, change.contentRect);
}
this._measureChildren();
@@ -703,3 +676,4 @@ function getMarginValue(value) {
const float = value ? parseFloat(value) : NaN;
return Number.isNaN(float) ? 0 : float;
}
+//# sourceMappingURL=VirtualScroller.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/VirtualScroller.js.map b/lib/uni-virtualizer/lib/VirtualScroller.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..693e4099af0f40c1ce2589fec061afe13ae23bc2
--- /dev/null
+++ b/lib/uni-virtualizer/lib/VirtualScroller.js.map
@@ -0,0 +1 @@
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getResizeObserver from './polyfillLoaders/ResizeObserver.js';\nimport { ItemBox, Margins, Layout, LayoutConstructor, LayoutSpecifier } from './layouts/Layout.js';\n\nexport const scrollerRef = Symbol('scrollerRef');\n\ninterface Range {\n first: number;\n last: number;\n num: number;\n remeasure: boolean;\n stable: boolean;\n firstVisible: number;\n lastVisible: number;\n}\n\nexport type RangeChangeEvent = {\n first: number;\n last: number;\n firstVisible: number;\n lastVisible: number;\n};\n\ninterface ElementWithOptionalScrollerRef extends Element {\n [scrollerRef]?: VirtualScroller\n}\n\ninterface ShadowRootWithOptionalScrollerRef extends ShadowRoot {\n [scrollerRef]?: VirtualScroller\n}\n\ntype Container = ElementWithOptionalScrollerRef | ShadowRootWithOptionalScrollerRef;\nexport type ContainerElement = ElementWithOptionalScrollerRef;\n\ntype VerticalScrollSize = {height: number};\ntype HorizontalScrollSize = {width: number};\ntype ScrollSize = VerticalScrollSize | HorizontalScrollSize;\n\ntype ChildMeasurements = {[key: number]: ItemBox};\n\nexport type ScrollToIndexValue = {index: number, position?: string} | null;\n\nexport interface VirtualScrollerConfig {\n layout?: Layout | LayoutConstructor | LayoutSpecifier;\n\n /**\n * An element that receives scroll events for the virtual scroller.\n */\n scrollTarget?: Element | Window;\n\n /**\n * The parent of all child nodes to be rendered.\n */\n container: Element | ShadowRoot;\n}\n\n/**\n * Provides virtual scrolling boilerplate.\n *\n * Extensions of this class must set container, layout, and scrollTarget.\n *\n * Extensions of this class must also override VirtualRepeater's DOM\n * manipulation methods.\n */\nexport class VirtualScroller {\n private _benchmarkStart: number | null = null;\n /**\n * Whether the layout should receive an updated viewport size on the next\n * render.\n */\n // private _needsUpdateView: boolean = false;\n\n private _layout: Layout | null = null;\n\n /**\n * The element that generates scroll events and defines the container\n * viewport. Set by scrollTarget.\n */\n private _scrollTarget: Element | null = null;\n\n /**\n * A sentinel element that sizes the container when it is a scrolling\n * element. This ensures the scroll bar accurately reflects the total\n * size of the list.\n */\n private _sizer: HTMLElement | null = null;\n\n /**\n * Layout provides these values, we set them on _render().\n * TODO @straversi: Can we find an XOR type, usable for the key here?\n */\n private _scrollSize: ScrollSize | null = null;\n\n /**\n * Difference between scroll target's current and required scroll offsets.\n * Provided by layout.\n */\n private _scrollErr: {left: number, top: number} | null = null;\n\n /**\n * A list of the positions (top, left) of the children in the current range.\n */\n private _childrenPos: Array<{top: number, left: number}> | null = null;\n\n // TODO: (graynorton): type\n private _childMeasurements: ChildMeasurements | null = null;\n\n private _toBeMeasured: Map<HTMLElement, unknown> = new Map();\n\n private _rangeChanged = true;\n\n private _itemsChanged = true;\n\n private _visibilityChanged = true;\n\n /**\n * Containing element. Set by container.\n */\n protected _container: Container | null = null;\n\n /**\n * The parent of all child nodes to be rendered. Set by container.\n */\n private _containerElement: ContainerElement | null = null;\n\n /**\n * Keep track of original inline style of the container, so it can be\n * restored when container is changed.\n */\n private _containerInlineStyle: string | null = null;\n\n /**\n * Size of the container.\n */\n private _containerSize: {width: number, height: number} | null = null;\n\n /**\n * Resize observer attached to container.\n */\n private _containerRO: ResizeObserver | null = null;\n\n /**\n * Resize observer attached to children.\n */\n private _childrenRO: ResizeObserver | null = null;\n\n private _mutationObserver: MutationObserver | null = null;\n private _mutationPromise: Promise<void> | null = null;\n private _mutationPromiseResolver: Function | null = null;\n private _mutationsObserved = false;\n\n // TODO (graynorton): Rethink, per longer comment below\n\n private _loadListener = this._childLoaded.bind(this);\n\n /**\n * Index and position of item to scroll to.\n */\n private _scrollToIndex: ScrollToIndexValue = null;\n\n /**\n * Items to render. Set by items.\n */\n private _items: Array<unknown> = [];\n\n /**\n * Total number of items to render. Set by totalItems.\n */\n private _totalItems: number | null = null;\n\n /**\n * Index of the first child in the range, not necessarily the first visible child.\n * TODO @straversi: Consider renaming these.\n */\n protected _first = 0;\n\n /**\n * Index of the last child in the range.\n */\n protected _last = 0;\n\n /**\n * Index of the first item intersecting the container element.\n */\n private _firstVisible = 0;\n\n /**\n * Index of the last item intersecting the container element.\n */\n private _lastVisible = 0;\n\n protected _scheduled = new WeakSet();\n\n /**\n * Invoked at the end of each render cycle: children in the range are\n * measured, and their dimensions passed to this callback. Use it to layout\n * children as needed.\n */\n protected _measureCallback: ((sizes: ChildMeasurements) => void) | null = null;\n\n protected _measureChildOverride: ((element: Element, item: unknown) => ItemBox) | null = null;\n\n constructor(config?: VirtualScrollerConfig) {\n this._first = -1;\n this._last = -1;\n\n if (config) {\n Object.assign(this, config);\n }\n }\n\n set items(items: Array<unknown> | undefined) {\n if (Array.isArray(items) && items !== this._items) {\n this._itemsChanged = true;\n this._items = items;\n this._schedule(this._updateLayout);\n }\n }\n\n /**\n * The total number of items, regardless of the range, that can be rendered\n * as child nodes.\n */\n get totalItems(): number {\n return (this._totalItems === null ? this._items.length : this._totalItems);\n }\n\n set totalItems(num: number) {\n if (typeof num !== 'number' && num !== null) {\n throw new Error('New value must be a number.');\n }\n\n // TODO(valdrin) should we check if it is a finite number?\n // Technically, Infinity would break Layout, not VirtualRepeater.\n if (num !== this._totalItems) {\n this._totalItems = num;\n this._schedule(this._updateLayout);\n }\n }\n\n /**\n * The parent of all child nodes to be rendered.\n */\n get container(): Container | null {\n return this._container;\n }\n\n set container(container: Container | null) {\n if (container === this._container) {\n return;\n }\n\n if (this._container) {\n // Remove children from old container.\n // TODO (graynorton): Decide whether we'd rather fire an event to clear\n // the range and let the renderer take care of removing the DOM children\n this._children.forEach(child => child.parentNode!.removeChild(child));\n }\n\n this._container = container;\n\n this._schedule(this._updateLayout);\n\n this._initResizeObservers().then(() => {\n const oldEl = this._containerElement as HTMLElement;\n // Consider document fragments as shadowRoots.\n const newEl =\n (container && container.nodeType === Node.DOCUMENT_FRAGMENT_NODE) ?\n (container as ShadowRoot).host as HTMLElement :\n container as HTMLElement;\n if (oldEl === newEl) {\n return;\n }\n \n this._containerRO!.disconnect();\n this._containerSize = null;\n \n if (oldEl) {\n if (this._containerInlineStyle) {\n oldEl.setAttribute('style', this._containerInlineStyle!);\n } else {\n oldEl.removeAttribute('style');\n }\n this._containerInlineStyle = null;\n if (oldEl === this._scrollTarget) {\n oldEl.removeEventListener('scroll', this, {passive: true} as EventListenerOptions);\n this._sizer && this._sizer.remove();\n }\n oldEl.removeEventListener('load', this._loadListener, true);\n\n this._mutationObserver!.disconnect();\n } else {\n // First time container was setup, add listeners only now.\n addEventListener('scroll', this, {passive: true});\n }\n \n this._containerElement = newEl;\n \n if (newEl) {\n this._containerInlineStyle = newEl.getAttribute('style') || null;\n // https://github.com/PolymerLabs/uni-virtualizer/issues/104\n // Would rather set these CSS properties on the host using Shadow Root\n // style scoping (and fall back to a global stylesheet where native\n // Shadow DOM is not available), but this Mobile Safari bug is preventing\n // that from working: https://bugs.webkit.org/show_bug.cgi?id=226195\n const style = newEl.style as CSSStyleDeclaration & { contain: string };\n style.display = style.display || 'block';\n style.position = style.position || 'relative';\n style.overflow = style.overflow || 'auto';\n style.contain = style.contain || 'strict';\n if (newEl === this._scrollTarget) {\n this._sizer = this._sizer || this._createContainerSizer();\n this._container!.insertBefore(this._sizer, this._container!.firstChild);\n }\n this._schedule(this._updateLayout);\n this._containerRO!.observe(newEl);\n this._mutationObserver!.observe(newEl, { childList: true });\n this._mutationPromise = new Promise(resolve => this._mutationPromiseResolver = resolve);\n \n if (this._layout && this._layout.listenForChildLoadEvents) {\n newEl.addEventListener('load', this._loadListener, true);\n }\n }\n }); \n }\n\n // This will always actually return a layout instance,\n // but TypeScript wants the getter and setter types to be the same\n get layout(): Layout | LayoutConstructor | LayoutSpecifier | null {\n return this._layout;\n }\n\n set layout(layout: Layout | LayoutConstructor | LayoutSpecifier | null) {\n if (this._layout === layout) {\n return;\n }\n\n let _layout: LayoutConstructor | Layout | null = null;\n let _config: object = {};\n\n if (typeof layout === 'object') {\n if ((layout as LayoutSpecifier).type !== undefined) {\n _layout = (layout as LayoutSpecifier).type;\n // delete (layout as LayoutSpecifier).type;\n }\n _config = layout as object;\n }\n else {\n _layout = layout;\n }\n\n if (typeof _layout === 'function') {\n if (this._layout instanceof _layout) {\n if (_config) {\n this._layout!.config = _config;\n }\n return;\n }\n else {\n _layout = new _layout(_config);\n }\n }\n\n if (this._layout) {\n this._measureCallback = null;\n this._measureChildOverride = null;\n this._layout.removeEventListener('scrollsizechange', this);\n this._layout.removeEventListener('scrollerrorchange', this);\n this._layout.removeEventListener('itempositionchange', this);\n this._layout.removeEventListener('rangechange', this);\n delete this.container![scrollerRef];\n this.container!.removeEventListener('load', this._loadListener, true);\n // Reset container size so layout can get correct viewport size.\n if (this._containerElement) {\n this._sizeContainer(undefined);\n }\n }\n\n this._layout = _layout as Layout | null;\n\n if (this._layout) {\n if (this._layout.measureChildren && typeof this._layout.updateItemSizes === 'function') {\n if (typeof this._layout.measureChildren === 'function') {\n this._measureChildOverride = this._layout.measureChildren;\n }\n this._measureCallback = this._layout.updateItemSizes.bind(this._layout);\n }\n this._layout.addEventListener('scrollsizechange', this);\n this._layout.addEventListener('scrollerrorchange', this);\n this._layout.addEventListener('itempositionchange', this);\n this._layout.addEventListener('rangechange', this);\n this._container![scrollerRef] = this;\n if (this._layout.listenForChildLoadEvents) {\n this._container!.addEventListener('load', this._loadListener, true);\n }\n this._schedule(this._updateLayout);\n }\n }\n\n // TODO (graynorton): Rework benchmarking so that it has no API and\n // instead is always on except in production builds\n startBenchmarking() {\n if (this._benchmarkStart === null) {\n this._benchmarkStart = window.performance.now();\n }\n }\n\n stopBenchmarking() {\n if (this._benchmarkStart !== null) {\n const now = window.performance.now();\n const timeElapsed = now - this._benchmarkStart;\n const entries = performance.getEntriesByName('uv-virtualizing', 'measure');\n const virtualizationTime = entries\n .filter(e => e.startTime >= this._benchmarkStart! && e.startTime < now)\n .reduce((t, m) => t + m.duration, 0);\n this._benchmarkStart = null;\n return { timeElapsed, virtualizationTime };\n }\n return null;\n }\n\n private _measureChildren(): void {\n const mm: ChildMeasurements = {};\n const children = this._children;\n const fn = this._measureChildOverride || this._measureChild;\n for (let i = 0; i < children.length; i++) {\n const child = children[i];\n const idx = this._first + i;\n if (this._itemsChanged || this._toBeMeasured.has(child)) {\n mm[idx] = fn.call(this, child, this._items[idx] /*as unknown as object*/);\n }\n }\n this._childMeasurements = mm;\n this._schedule(this._updateLayout);\n this._toBeMeasured.clear();\n }\n\n /**\n * Returns the width, height, and margins of the given child.\n */\n _measureChild(element: Element): ItemBox {\n // offsetWidth doesn't take transforms in consideration, so we use\n // getBoundingClientRect which does.\n const {width, height} = element.getBoundingClientRect();\n return Object.assign({width, height}, getMargins(element));\n }\n\n\n /**\n * The element that generates scroll events and defines the container\n * viewport. The value `null` (default) corresponds to `window` as scroll\n * target.\n */\n get scrollTarget(): Element | Window | null {\n return this._scrollTarget;\n }\n set scrollTarget(target: Element | Window | null) {\n // Consider window as null.\n if (target === window) {\n target = null;\n }\n if (this._scrollTarget === target) {\n return;\n }\n this._sizeContainer(undefined);\n if (this._scrollTarget) {\n this._scrollTarget.removeEventListener('scroll', this, {passive: true} as EventListenerOptions);\n if (this._sizer && this._scrollTarget === this._containerElement) {\n this._sizer.remove();\n }\n }\n\n this._scrollTarget = target as (Element | null);\n\n if (target) {\n target.addEventListener('scroll', this, {passive: true});\n if (target === this._containerElement) {\n this._sizer = this._sizer || this._createContainerSizer();\n this._container!.insertBefore(this._sizer, this._container!.firstChild);\n }\n }\n }\n\n /**\n * Index and position of item to scroll to. The scroller will fix to that point\n * until the user scrolls.\n */\n set scrollToIndex(newValue: ScrollToIndexValue) {\n this._scrollToIndex = newValue;\n this._schedule(this._updateLayout);\n }\n\n protected async _schedule(method: Function): Promise<void> {\n if (!this._scheduled.has(method)) {\n this._scheduled.add(method);\n await Promise.resolve();\n this._scheduled.delete(method);\n method.call(this);\n }\n }\n\n async _updateDOM() {\n const {_rangeChanged, _itemsChanged} = this;\n if (this._visibilityChanged) {\n this._notifyVisibility();\n this._visibilityChanged = false;\n }\n if (_rangeChanged || _itemsChanged) {\n this._notifyRange();\n this._rangeChanged = false;\n this._itemsChanged = false;\n await this._mutationPromise;\n }\n if (this._layout!.measureChildren) {\n this._children.forEach((child) => this._childrenRO!.observe(child));\n }\n this._positionChildren(this._childrenPos!);\n this._sizeContainer(this._scrollSize);\n if (this._scrollErr) {\n this._correctScrollError(this._scrollErr);\n this._scrollErr = null;\n }\n if (this._benchmarkStart && 'mark' in window.performance) {\n window.performance.mark('uv-end');\n }\n }\n\n _updateLayout() {\n this._layout!.totalItems = this._totalItems!;\n if (this._scrollToIndex !== null) {\n this._layout!.scrollToIndex(this._scrollToIndex.index, this._scrollToIndex!.position!);\n this._scrollToIndex = null;\n }\n this._updateView();\n if (this._childMeasurements !== null) {\n // If the layout has been changed, we may have measurements but no callback\n if (this._measureCallback) {\n this._measureCallback(this._childMeasurements);\n }\n this._childMeasurements = null;\n }\n this._layout!.reflowIfNeeded(this._itemsChanged);\n if (this._benchmarkStart && 'mark' in window.performance) {\n window.performance.mark('uv-end');\n }\n }\n\n private _handleScrollEvent() {\n if (this._benchmarkStart && 'mark' in window.performance) {\n try {\n window.performance.measure(\n 'uv-virtualizing',\n 'uv-start',\n 'uv-end'\n );\n } catch(e) {\n console.warn('Error measuring performance data: ', e);\n }\n window.performance.mark('uv-start');\n }\n this._schedule(this._updateLayout);\n }\n\n handleEvent(event: CustomEvent) {\n switch (event.type) {\n case 'scroll':\n if (!this._scrollTarget || event.target === this._scrollTarget) {\n this._handleScrollEvent();\n }\n break;\n case 'scrollsizechange':\n this._scrollSize = event.detail;\n this._schedule(this._updateDOM);\n break;\n case 'scrollerrorchange':\n this._scrollErr = event.detail;\n this._schedule(this._updateDOM);\n break;\n case 'itempositionchange':\n this._childrenPos = event.detail;\n this._schedule(this._updateDOM);\n break;\n case 'rangechange':\n this._adjustRange(event.detail);\n this._schedule(this._updateDOM);\n break;\n default:\n console.warn('event not handled', event);\n }\n }\n\n private async _initResizeObservers() {\n if (this._containerRO === null) {\n const ResizeObserver = await getResizeObserver();\n this._containerRO = new ResizeObserver(\n (entries: ResizeObserverEntry[]) => this._containerSizeChanged(entries[0].contentRect));\n this._childrenRO =\n new ResizeObserver(this._childrenSizeChanged.bind(this));\n this._mutationObserver = new MutationObserver(this._observeMutations.bind(this));\n }\n }\n\n private _createContainerSizer(): HTMLDivElement {\n const sizer = document.createElement('div');\n // When the scrollHeight is large, the height of this element might be\n // ignored. Setting content and font-size ensures the element has a size.\n Object.assign(sizer.style, {\n position: 'absolute',\n margin: '-2px 0 0 0',\n padding: 0,\n visibility: 'hidden',\n fontSize: '2px',\n });\n sizer.innerHTML = '&nbsp;';\n sizer.id = 'uni-virtualizer-spacer';\n return sizer;\n }\n\n get _children(): Array<HTMLElement> {\n const arr = [];\n let next = this.container!.firstElementChild as HTMLElement;\n while (next) {\n // Skip our spacer. TODO (graynorton): Feels a bit hacky. Anything better?\n if (next.id !== 'uni-virtualizer-spacer') {\n arr.push(next);\n }\n next = next.nextElementSibling as HTMLElement;\n }\n return arr;\n }\n\n private _updateView() {\n if (!this.container || !this._containerElement || !this._layout) {\n return;\n }\n let width, height, top, left;\n if (this._scrollTarget === this._containerElement && this._containerSize !== null) {\n width = this._containerSize.width;\n height = this._containerSize.height;\n left = this._containerElement.scrollLeft;\n top = this._containerElement.scrollTop;\n } else {\n const containerBounds = this._containerElement.getBoundingClientRect();\n const scrollBounds = this._scrollTarget ?\n this._scrollTarget.getBoundingClientRect() :\n {\n top: containerBounds.top + window.pageYOffset,\n left: containerBounds.left + window.pageXOffset,\n width: innerWidth,\n height: innerHeight\n };\n const scrollerWidth = scrollBounds.width;\n const scrollerHeight = scrollBounds.height;\n const xMin = Math.max(\n 0, Math.min(scrollerWidth, containerBounds.left - scrollBounds.left));\n const yMin = Math.max(\n 0, Math.min(scrollerHeight, containerBounds.top - scrollBounds.top));\n // TODO (graynorton): Direction is intended to be a layout-level concept, not a scroller-level concept,\n // so this feels like a factoring problem\n const xMax = this._layout.direction === 'vertical' ?\n Math.max(\n 0,\n Math.min(\n scrollerWidth, containerBounds.right - scrollBounds.left)) :\n scrollerWidth;\n const yMax = this._layout.direction === 'vertical' ?\n scrollerHeight :\n Math.max(\n 0,\n Math.min(\n scrollerHeight, containerBounds.bottom - scrollBounds.top));\n width = xMax - xMin;\n height = yMax - yMin;\n left = Math.max(0, -(containerBounds.left - scrollBounds.left));\n top = Math.max(0, -(containerBounds.top - scrollBounds.top));\n }\n this._layout.viewportSize = {width, height};\n this._layout.viewportScroll = {top, left};\n }\n\n /**\n * Styles the _sizer element or the container so that its size reflects the\n * total size of all items.\n */\n private _sizeContainer(size?: ScrollSize | null) {\n if (this._scrollTarget === this._containerElement) {\n const left = size && (size as HorizontalScrollSize).width ? (size as HorizontalScrollSize).width - 1 : 0;\n const top = size && (size as VerticalScrollSize).height ? (size as VerticalScrollSize).height - 1 : 0;\n if (this._sizer) {\n this._sizer.style.transform = `translate(${left}px, ${top}px)`;\n }\n } else {\n if (this._containerElement) {\n const style = (this._containerElement as HTMLElement).style;\n (style.minWidth as string | null) = size && (size as HorizontalScrollSize).width ? (size as HorizontalScrollSize).width + 'px' : null;\n (style.minHeight as string | null) = size && (size as VerticalScrollSize).height ? (size as VerticalScrollSize).height + 'px' : null; \n }\n }\n }\n\n /**\n * Sets the top and left transform style of the children from the values in\n * pos.\n */\n private _positionChildren(pos: Array<{top: number, left: number, width?: number, height?: number}>) {\n if (pos) {\n const children = this._children;\n Object.keys(pos).forEach((key) => {\n const idx = (key as unknown as number) - this._first;\n const child = children[idx];\n if (child) {\n const {top, left, width, height} = pos[key as unknown as number];\n child.style.position = 'absolute';\n child.style.boxSizing = 'border-box';\n child.style.transform = `translate(${left}px, ${top}px)`;\n if (width !== undefined) {\n child.style.width = width + 'px';\n }\n if (height !== undefined) {\n child.style.height = height + 'px';\n }\n }\n }); \n }\n }\n\n private async _adjustRange(range: Range) {\n const {_first, _last, _firstVisible, _lastVisible} = this;\n this._first = range.first;\n this._last = range.last;\n this._firstVisible = range.firstVisible;\n this._lastVisible = range.lastVisible;\n this._rangeChanged = (\n this._rangeChanged ||\n this._first !== _first ||\n this._last !== _last\n );\n this._visibilityChanged = (\n this._visibilityChanged ||\n this._firstVisible !== _firstVisible ||\n this._lastVisible !== _lastVisible\n );\n }\n\n private _correctScrollError(err: {top: number, left: number}) {\n if (this._scrollTarget) {\n this._scrollTarget.scrollTop -= err.top;\n this._scrollTarget.scrollLeft -= err.left;\n } else {\n window.scroll(window.pageXOffset - err.left, window.pageYOffset - err.top);\n }\n }\n\n /**\n * Emits a rangechange event with the current first, last, firstVisible, and\n * lastVisible.\n */\n private _notifyRange() {\n // TODO (graynorton): Including visibility here for backward compat, but \n // may decide to remove at some point. The rationale for separating is that\n // range change events are mainly intended for \"internal\" consumption by the\n // renderer, whereas visibility change events are mainly intended for \"external\"\n // consumption by application code.\n this._container!.dispatchEvent(\n new CustomEvent('rangeChanged', {detail:{\n first: this._first,\n last: this._last,\n firstVisible: this._firstVisible,\n lastVisible: this._lastVisible,\n }})\n );\n }\n\n private _notifyVisibility() {\n this._container!.dispatchEvent(\n new CustomEvent('visibilityChanged', {detail:{\n first: this._first,\n last: this._last,\n firstVisible: this._firstVisible,\n lastVisible: this._lastVisible,\n }})\n );\n }\n\n /**\n * Render and update the view at the next opportunity with the given\n * container size.\n */\n private _containerSizeChanged(size: {width: number, height: number}) {\n const {width, height} = size;\n this._containerSize = {width, height};\n this._schedule(this._updateLayout);\n }\n\n private async _observeMutations() {\n if (!this._mutationsObserved) {\n this._mutationsObserved = true;\n this._mutationPromiseResolver!();\n this._mutationPromise = new Promise(resolve => this._mutationPromiseResolver = resolve);\n this._mutationsObserved = false;\n }\n }\n\n // TODO (graynorton): Rethink how this works. Probably child loading is too specific\n // to have dedicated support for; might want some more generic lifecycle hooks for\n // layouts to use. Possibly handle measurement this way, too, or maybe that remains\n // a first-class feature?\n\n private _childLoaded() {\n // this.requestRemeasure();\n }\n\n private _childrenSizeChanged(changes: ResizeObserverEntry[]) {\n for (const change of changes) {\n this._toBeMeasured.set(change.target as HTMLElement, change.contentRect);\n }\n this._measureChildren();\n this._schedule(this._updateLayout);\n }\n}\n\nfunction getMargins(el: Element): Margins {\n const style = window.getComputedStyle(el);\n return {\n marginTop: getMarginValue(style.marginTop),\n marginRight: getMarginValue(style.marginRight),\n marginBottom: getMarginValue(style.marginBottom),\n marginLeft: getMarginValue(style.marginLeft),\n };\n}\n\nfunction getMarginValue(value: string): number {\n const float = value ? parseFloat(value) : NaN;\n return Number.isNaN(float) ? 0 : float;\n}"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout.d.ts b/lib/uni-virtualizer/lib/layouts/Layout.d.ts
index 42d282ba7ee5d75b7ba85afcf985c8ea47112ea4..425e2d89301a051c6eecb4e00b4dbdeec7032b2b 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout.d.ts
+++ b/lib/uni-virtualizer/lib/layouts/Layout.d.ts
@@ -8,7 +8,7 @@ export declare type Margins = {
marginBottom: number;
marginLeft: number;
};
-export declare type ItemBox = Size | Size & Margins;
+export declare type ItemBox = Size | (Size & Margins);
export declare type position = 'left' | 'top';
export declare type Positions = {
left: number;
@@ -16,29 +16,28 @@ export declare type Positions = {
width?: number;
height?: number;
};
-export interface Type<T> extends Function {
- new (...args: any[]): T;
-}
-export interface LayoutConfig {
- type?: Type<Layout>;
+export declare type LayoutConstructor = new (config?: object) => Layout;
+export interface LayoutSpecifier {
+ type: LayoutConstructor;
}
+export declare type LayoutSpecifierFactory = (config?: object) => LayoutSpecifier;
export declare type ScrollDirection = 'vertical' | 'horizontal';
/**
* Interface for layouts consumed by VirtualScroller or VirtualRepeater.
*/
export interface Layout {
- config: LayoutConfig;
+ config?: object;
totalItems: number;
direction: ScrollDirection;
viewportSize: Size;
viewportScroll: Positions;
- readonly measureChildren?: boolean | ((e: Element, i: object) => object);
+ readonly measureChildren?: boolean | ((e: Element, i: unknown) => ItemBox);
readonly listenForChildLoadEvents?: boolean;
updateItemSizes?: (sizes: {
[key: number]: ItemBox;
}) => void;
- addEventListener: any;
- removeEventListener: any;
+ addEventListener: Function;
+ removeEventListener: Function;
scrollToIndex: (index: number, position: string) => void;
/**
* Called by a VirtualRepeater or VirtualScroller when an update that
diff --git a/lib/uni-virtualizer/lib/layouts/Layout.d.ts.map b/lib/uni-virtualizer/lib/layouts/Layout.d.ts.map
index 470e5b26be4db353e4a9bafb815d41bcf208832f..13497a406bb9144e3f8b5c729bca351916c831bb 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout.d.ts.map
+++ b/lib/uni-virtualizer/lib/layouts/Layout.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"Layout.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout.ts"],"names":[],"mappings":"AAAA,oBAAY,SAAS,GAAG,QAAQ,GAAG,OAAO,CAAC;AAC3C,oBAAY,IAAI,GAAG;KAChB,GAAG,IAAI,SAAS,GAAG,MAAM;CAC3B,CAAC;AAEF,oBAAY,OAAO,GAAG;IACpB,SAAS,EAAE,MAAM,CAAC;IAClB,WAAW,EAAE,MAAM,CAAC;IACpB,YAAY,EAAE,MAAM,CAAC;IACrB,UAAU,EAAE,MAAM,CAAA;CACnB,CAAC;AAEF,oBAAY,OAAO,GAAG,IAAI,GAAG,IAAI,GAAG,OAAO,CAAC;AAE5C,oBAAY,QAAQ,GAAG,MAAM,GAAG,KAAK,CAAC;AACtC,oBAAY,SAAS,GAAG;IACtB,IAAI,EAAE,MAAM,CAAC;IACb,GAAG,EAAE,MAAM,CAAC;IACZ,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,MAAM,CAAC,EAAE,MAAM,CAAA;CAChB,CAAC;AAEF,MAAM,WAAW,IAAI,CAAC,CAAC,CAAE,SAAQ,QAAQ;IACvC,KAAK,GAAG,IAAI,EAAE,GAAG,EAAE,GAAG,CAAC,CAAC;CACzB;AAED,MAAM,WAAW,YAAY;IAC3B,IAAI,CAAC,EAAE,IAAI,CAAC,MAAM,CAAC,CAAA;CACpB;AAED,oBAAY,eAAe,GAAG,UAAU,GAAG,YAAY,CAAC;AAExD;;GAEG;AACH,MAAM,WAAW,MAAM;IACrB,MAAM,EAAE,YAAY,CAAC;IAErB,UAAU,EAAE,MAAM,CAAC;IAEnB,SAAS,EAAE,eAAe,CAAC;IAE3B,YAAY,EAAE,IAAI,CAAC;IAEnB,cAAc,EAAE,SAAS,CAAC;IAE1B,QAAQ,CAAC,eAAe,CAAC,EAAE,OAAO,GAAG,CAAC,CAAC,CAAC,EAAE,OAAO,EAAE,CAAC,EAAE,MAAM,KAAK,MAAM,CAAC,CAAC;IAEzE,QAAQ,CAAC,wBAAwB,CAAC,EAAE,OAAO,CAAC;IAE5C,eAAe,CAAC,EAAE,CAAC,KAAK,EAAE;QACxB,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO,CAAA;KACvB,KAAK,IAAI,CAAC;IAEX,gBAAgB,MAAC;IAEjB,mBAAmB,MAAC;IAEpB,aAAa,EAAE,CAAC,KAAK,EAAE,MAAM,EAAE,QAAQ,EAAE,MAAM,KAAK,IAAI,CAAC;IAEzD;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;OA6CG;IACH,cAAc,EAAE,CAAC,KAAK,EAAE,OAAO,KAAK,IAAI,CAAC;CAC1C"}
\ No newline at end of file
+{"version":3,"file":"Layout.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout.ts"],"names":[],"mappings":"AAAA,oBAAY,SAAS,GAAG,QAAQ,GAAG,OAAO,CAAC;AAC3C,oBAAY,IAAI,GAAG;KAChB,GAAG,IAAI,SAAS,GAAG,MAAM;CAC3B,CAAC;AAEF,oBAAY,OAAO,GAAG;IACpB,SAAS,EAAE,MAAM,CAAC;IAClB,WAAW,EAAE,MAAM,CAAC;IACpB,YAAY,EAAE,MAAM,CAAC;IACrB,UAAU,EAAE,MAAM,CAAA;CACnB,CAAC;AAEF,oBAAY,OAAO,GAAG,IAAI,GAAG,CAAC,IAAI,GAAG,OAAO,CAAC,CAAC;AAE9C,oBAAY,QAAQ,GAAG,MAAM,GAAG,KAAK,CAAC;AACtC,oBAAY,SAAS,GAAG;IACtB,IAAI,EAAE,MAAM,CAAC;IACb,GAAG,EAAE,MAAM,CAAC;IACZ,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,MAAM,CAAC,EAAE,MAAM,CAAA;CAChB,CAAC;AAGF,oBAAY,iBAAiB,GAAG,KAAI,MAAM,CAAC,EAAE,MAAM,KAAK,MAAM,CAAC;AAE/D,MAAM,WAAW,eAAe;IAC9B,IAAI,EAAE,iBAAiB,CAAA;CACxB;AAED,oBAAY,sBAAsB,GAAG,CAAC,MAAM,CAAC,EAAE,MAAM,KAAK,eAAe,CAAC;AAG1E,oBAAY,eAAe,GAAG,UAAU,GAAG,YAAY,CAAC;AAExD;;GAEG;AACF,MAAM,WAAW,MAAM;IACtB,MAAM,CAAC,EAAE,MAAM,CAAC;IAEhB,UAAU,EAAE,MAAM,CAAC;IAEnB,SAAS,EAAE,eAAe,CAAC;IAE3B,YAAY,EAAE,IAAI,CAAC;IAEnB,cAAc,EAAE,SAAS,CAAC;IAE1B,QAAQ,CAAC,eAAe,CAAC,EAAE,OAAO,GAAG,CAAC,CAAC,CAAC,EAAE,OAAO,EAAE,CAAC,EAAE,OAAO,KAAK,OAAO,CAAC,CAAC;IAE3E,QAAQ,CAAC,wBAAwB,CAAC,EAAE,OAAO,CAAC;IAE5C,eAAe,CAAC,EAAE,CAAC,KAAK,EAAE;QACxB,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO,CAAA;KACvB,KAAK,IAAI,CAAC;IAEX,gBAAgB,EAAE,QAAQ,CAAC;IAE3B,mBAAmB,EAAE,QAAQ,CAAC;IAE9B,aAAa,EAAE,CAAC,KAAK,EAAE,MAAM,EAAE,QAAQ,EAAE,MAAM,KAAK,IAAI,CAAC;IAEzD;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;OA6CG;IACH,cAAc,EAAE,CAAC,KAAK,EAAE,OAAO,KAAK,IAAI,CAAC;CAC1C"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout.js b/lib/uni-virtualizer/lib/layouts/Layout.js
index cb0ff5c3b541f646105198ee23ac0fc3d805023e..215b2c9498b60901b4bf2dd7c4a18803a4e4562c 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout.js
+++ b/lib/uni-virtualizer/lib/layouts/Layout.js
@@ -1 +1,2 @@
export {};
+//# sourceMappingURL=Layout.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout.js.map b/lib/uni-virtualizer/lib/layouts/Layout.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..a95ae35dbf53896f9eba8ccbeeea0b06f9c8d3c0
--- /dev/null
+++ b/lib/uni-virtualizer/lib/layouts/Layout.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"Layout.js","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout.ts"],"names":[],"mappings":"","sourcesContent":["export type dimension = 'height' | 'width';\nexport type Size = {\n [key in dimension]: number\n};\n\nexport type Margins = {\n marginTop: number,\n marginRight: number,\n marginBottom: number,\n marginLeft: number\n};\n\nexport type ItemBox = Size | (Size & Margins);\n\nexport type position = 'left' | 'top';\nexport type Positions = {\n left: number,\n top: number,\n width?: number,\n height?: number\n};\n\n\nexport type LayoutConstructor = new(config?: object) => Layout;\n\nexport interface LayoutSpecifier {\n type: LayoutConstructor\n}\n\nexport type LayoutSpecifierFactory = (config?: object) => LayoutSpecifier;\n\n\nexport type ScrollDirection = 'vertical' | 'horizontal';\n\n/**\n * Interface for layouts consumed by VirtualScroller or VirtualRepeater.\n */\n export interface Layout {\n config?: object;\n \n totalItems: number;\n\n direction: ScrollDirection;\n\n viewportSize: Size;\n\n viewportScroll: Positions;\n\n readonly measureChildren?: boolean | ((e: Element, i: unknown) => ItemBox);\n\n readonly listenForChildLoadEvents?: boolean;\n\n updateItemSizes?: (sizes: {\n [key: number]: ItemBox\n }) => void;\n\n addEventListener: Function;\n\n removeEventListener: Function;\n\n scrollToIndex: (index: number, position: string) => void;\n\n /**\n * Called by a VirtualRepeater or VirtualScroller when an update that\n * potentially affects layout has occurred. For example, a viewport size\n * change.\n *\n * The layout is in turn responsible for dispatching events, as necessary,\n * to the VirtualRepeater or VirtualScroller. Each of the following events\n * represents an update that should be determined during a reflow. Dispatch\n * each event at maximum once during a single reflow.\n *\n * Events that should be dispatched:\n * - scrollsizechange\n * Dispatch when the total length of all items in the scrolling direction,\n * including spacing, changes.\n * detail: {\n * 'height' | 'width': number\n * }\n * - rangechange\n * Dispatch when the range of children that should be displayed changes\n * (based on layout calculations and the size of the container) or when\n * the first or last item to intersect the container changes.\n * detail: {\n * first: number,\n * last: number,\n * num: number,\n * stable: boolean,\n * remeasure: boolean,\n * firstVisible: number,\n * lastVisible: number,\n * }\n * - itempositionchange\n * Dispatch when the child positions change, for example due to a range\n * change.\n * detail {\n * [number]: {\n * left: number,\n * top: number\n * }\n * }\n * - scrollerrorchange\n * Dispatch when the set viewportScroll offset is not what it should be.\n * detail {\n * height: number,\n * width: number,\n * }\n */\n reflowIfNeeded: (force: boolean) => void;\n}"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1d.d.ts b/lib/uni-virtualizer/lib/layouts/Layout1d.d.ts
index 843bab970bceb48331dbc28b30ec11c56f9940f2..cafaca7a6b9f0d7789eb17d2c753149dc5c99e60 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1d.d.ts
+++ b/lib/uni-virtualizer/lib/layouts/Layout1d.d.ts
@@ -1,10 +1,19 @@
-import { Layout1dBase } from './Layout1dBase.js';
+import { Layout1dBase, Layout1dBaseConfig } from './Layout1dBase.js';
import { ItemBox, Positions, Size } from './Layout.js';
declare type ItemBounds = {
pos: number;
size: number;
};
-export declare class Layout1d extends Layout1dBase {
+declare type Layout1dConstructor = {
+ prototype: Layout1d;
+ new (config?: Layout1dBaseConfig): Layout1d;
+};
+declare type Layout1dSpecifier = Layout1dBaseConfig & {
+ type: Layout1dConstructor;
+};
+declare type Layout1dSpecifierFactory = (config?: Layout1dBaseConfig) => Layout1dSpecifier;
+export declare const layout1d: Layout1dSpecifierFactory;
+export declare class Layout1d extends Layout1dBase<Layout1dBaseConfig> {
/**
* Indices of children mapped to their (position and length) in the scrolling
* direction. Used to keep track of children that are in range.
@@ -24,11 +33,11 @@ export declare class Layout1d extends Layout1dBase {
* jumping to any point of the scroll size. We choose it once and stick with
* it until stable. _first and _last are deduced around it.
*/
- _anchorIdx: number;
+ _anchorIdx: number | null;
/**
* Position in the scrolling direction of the anchor child.
*/
- _anchorPos: number;
+ _anchorPos: number | null;
/**
* Whether all children in range were in range during the previous reflow.
*/
@@ -47,7 +56,6 @@ export declare class Layout1d extends Layout1dBase {
private _tMeasured;
private _measureChildren;
_estimate: boolean;
- constructor(config: any);
get measureChildren(): boolean;
/**
* Determine the average size of all children represented in the sizes
@@ -62,13 +70,13 @@ export declare class Layout1d extends Layout1dBase {
*/
_updateItemSize(): void;
_getMetrics(idx: number): ItemBox;
- _getPhysicalItem(idx: number): ItemBounds;
+ _getPhysicalItem(idx: number): ItemBounds | undefined;
_getSize(idx: number): number | undefined;
/**
* Returns the position in the scrolling direction of the item at idx.
* Estimates it if the item at idx is not in the DOM.
*/
- _getPosition(idx: any): number;
+ _getPosition(idx: number): number;
_calculateAnchor(lower: number, upper: number): number;
_getAnchor(lower: number, upper: number): number;
/**
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1d.d.ts.map b/lib/uni-virtualizer/lib/layouts/Layout1d.d.ts.map
index 511045deb4569007c11e36a74ffdd4ca0dbb4931..16037434e706663ab3bc9fadb9e5c19090b5342f 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1d.d.ts.map
+++ b/lib/uni-virtualizer/lib/layouts/Layout1d.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"Layout1d.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1d.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAC/C,OAAO,EAAC,OAAO,EAAE,SAAS,EAAE,IAAI,EAAC,MAAM,aAAa,CAAC;AAErD,aAAK,UAAU,GAAG;IAChB,GAAG,EAAE,MAAM,CAAC;IACZ,IAAI,EAAE,MAAM,CAAA;CACb,CAAC;AAEF,qBAAa,QAAS,SAAQ,YAAY;IACxC;;;OAGG;IACH,cAAc,EAAE,GAAG,CAAC,MAAM,EAAE,UAAU,CAAC,CAAa;IAEpD;;;OAGG;IACH,iBAAiB,EAAE,GAAG,CAAC,MAAM,EAAE,UAAU,CAAC,CAAa;IAEvD;;OAEG;IACH,QAAQ,EAAE,GAAG,CAAC,MAAM,EAAE,IAAI,CAAC,CAAa;IAExC;;;;OAIG;IACH,UAAU,EAAE,MAAM,CAAQ;IAE1B;;OAEG;IACH,UAAU,EAAE,MAAM,CAAQ;IAE1B;;OAEG;IACH,OAAO,EAAE,OAAO,CAAQ;IAExB;;OAEG;IACH,eAAe,EAAE,OAAO,CAAS;IAEjC;;OAEG;IACH,OAAO,CAAC,UAAU,CAAa;IAE/B;;OAEG;IACH,OAAO,CAAC,UAAU,CAAa;IAE/B,OAAO,CAAC,gBAAgB,CAAQ;IAEhC,SAAS,EAAE,OAAO,CAAQ;gBAEd,MAAM,KAAA;IAIlB,IAAI,eAAe,YAElB;IAED;;;OAGG;IACH,eAAe,CAAC,KAAK,EAAE;QAAC,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO,CAAA;KAAC;IAmC/C;;;OAGG;IACH,eAAe;IAMf,WAAW,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO;IAIjC,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG,UAAU;IAIzC,QAAQ,CAAC,GAAG,EAAE,MAAM,GAAG,MAAM,GAAG,SAAS;IAKzC;;;OAGG;IACH,YAAY,CAAC,GAAG,KAAA,GAAG,MAAM;IAKzB,gBAAgB,CAAC,KAAK,EAAE,MAAM,EAAE,KAAK,EAAE,MAAM,GAAG,MAAM;IActD,UAAU,CAAC,KAAK,EAAE,MAAM,EAAE,KAAK,EAAE,MAAM,GAAG,MAAM;IAqDhD;;;OAGG;IACH,eAAe;IAQf;;OAEG;IACH,WAAW;IAeX,SAAS;IA+GT,eAAe,IAAI,MAAM;IAezB,iBAAiB;IAQjB,OAAO;IA0BP,iBAAiB;IAMjB;;OAEG;IACH,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG,SAAS;IAOxC;;OAEG;IACH,YAAY,CAAC,GAAG,EAAE,MAAM,GAAG,IAAI;IAO/B,gBAAgB;IAKhB,UAAU;CAMX"}
\ No newline at end of file
+{"version":3,"file":"Layout1d.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1d.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAE,kBAAkB,EAAC,MAAM,mBAAmB,CAAC;AACnE,OAAO,EAAC,OAAO,EAAE,SAAS,EAAE,IAAI,EAAU,MAAM,aAAa,CAAC;AAE9D,aAAK,UAAU,GAAG;IAChB,GAAG,EAAE,MAAM,CAAC;IACZ,IAAI,EAAE,MAAM,CAAA;CACb,CAAC;AAEF,aAAK,mBAAmB,GAAG;IACzB,SAAS,EAAE,QAAQ,CAAC;IACpB,KAAI,MAAM,CAAC,EAAE,kBAAkB,GAAG,QAAQ,CAAA;CAC3C,CAAA;AAED,aAAK,iBAAiB,GAAG,kBAAkB,GAAG;IAC5C,IAAI,EAAE,mBAAmB,CAAA;CAC1B,CAAA;AAED,aAAK,wBAAwB,GAAG,CAAC,MAAM,CAAC,EAAE,kBAAkB,KAAK,iBAAiB,CAAC;AAEnF,eAAO,MAAM,QAAQ,EAAE,wBAEb,CAAC;AAGX,qBAAa,QAAS,SAAQ,YAAY,CAAC,kBAAkB,CAAC;IAC5D;;;OAGG;IACH,cAAc,EAAE,GAAG,CAAC,MAAM,EAAE,UAAU,CAAC,CAAa;IAEpD;;;OAGG;IACH,iBAAiB,EAAE,GAAG,CAAC,MAAM,EAAE,UAAU,CAAC,CAAa;IAEvD;;OAEG;IACH,QAAQ,EAAE,GAAG,CAAC,MAAM,EAAE,IAAI,CAAC,CAAa;IAExC;;;;OAIG;IACH,UAAU,EAAE,MAAM,GAAG,IAAI,CAAQ;IAEjC;;OAEG;IACH,UAAU,EAAE,MAAM,GAAG,IAAI,CAAQ;IAEjC;;OAEG;IACH,OAAO,UAAQ;IAEf;;OAEG;IACH,eAAe,UAAS;IAExB;;OAEG;IACH,OAAO,CAAC,UAAU,CAAK;IAEvB;;OAEG;IACH,OAAO,CAAC,UAAU,CAAK;IAEvB,OAAO,CAAC,gBAAgB,CAAQ;IAEhC,SAAS,UAAQ;IAUjB,IAAI,eAAe,YAElB;IAED;;;OAGG;IACH,eAAe,CAAC,KAAK,EAAE;QAAC,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO,CAAA;KAAC;IAmC/C;;;OAGG;IACH,eAAe;IAMf,WAAW,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO;IASjC,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG,UAAU,GAAG,SAAS;IAIrD,QAAQ,CAAC,GAAG,EAAE,MAAM,GAAG,MAAM,GAAG,SAAS;IAKzC;;;OAGG;IACH,YAAY,CAAC,GAAG,EAAE,MAAM,GAAG,MAAM;IAKjC,gBAAgB,CAAC,KAAK,EAAE,MAAM,EAAE,KAAK,EAAE,MAAM,GAAG,MAAM;IActD,UAAU,CAAC,KAAK,EAAE,MAAM,EAAE,KAAK,EAAE,MAAM,GAAG,MAAM;IAqDhD;;;OAGG;IACH,eAAe;IAQf;;OAEG;IACH,WAAW;IAeX,SAAS;IA+GT,eAAe,IAAI,MAAM;IAezB,iBAAiB;IAQjB,OAAO;IA0BP,iBAAiB;IAMjB;;OAEG;IACH,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG,SAAS;IAOxC;;OAEG;IACH,YAAY,CAAC,GAAG,EAAE,MAAM,GAAG,IAAI;IAO/B,gBAAgB;IAKhB,UAAU;CAMX"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1d.js b/lib/uni-virtualizer/lib/layouts/Layout1d.js
index 24e296295ce03663bdb90b19925ccb70e3586ddb..7a261b8b7d3a3bce975eef81a6558dc5ad561e66 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1d.js
+++ b/lib/uni-virtualizer/lib/layouts/Layout1d.js
@@ -1,7 +1,10 @@
import { Layout1dBase } from './Layout1dBase.js';
+export const layout1d = (config) => Object.assign({
+ type: Layout1d
+}, config);
export class Layout1d extends Layout1dBase {
- constructor(config) {
- super(config);
+ constructor() {
+ super(...arguments);
/**
* Indices of children mapped to their (position and length) in the scrolling
* direction. Used to keep track of children that are in range.
@@ -45,6 +48,11 @@ export class Layout1d extends Layout1dBase {
this._measureChildren = true;
this._estimate = true;
}
+ // protected _defaultConfig: Layout1dBaseConfig = Object.assign({}, super._defaultConfig, {
+ // })
+ // constructor(config: Layout1dConfig) {
+ // super(config);
+ // }
get measureChildren() {
return this._measureChildren;
}
@@ -54,7 +62,7 @@ export class Layout1d extends Layout1dBase {
*/
updateItemSizes(sizes) {
Object.keys(sizes).forEach((key) => {
- const metrics = sizes[key], mi = this._getMetrics(Number(key)), prevSize = mi[this._sizeDim];
+ const metrics = sizes[Number(key)], mi = this._getMetrics(Number(key)), prevSize = mi[this._sizeDim];
// TODO(valdrin) Handle margin collapsing.
// https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Box_Model/Mastering_margin_collapsing
mi.width = metrics.width + (metrics.marginLeft || 0) +
@@ -64,10 +72,10 @@ export class Layout1d extends Layout1dBase {
const size = mi[this._sizeDim];
const item = this._getPhysicalItem(Number(key));
if (item) {
- let delta;
+ let delta = 0;
if (size !== undefined) {
item.size = size;
- if (prevSize === undefined) {
+ if (prevSize === -1) {
delta = size;
this._nMeasured++;
}
@@ -93,7 +101,12 @@ export class Layout1d extends Layout1dBase {
Math.round(this._tMeasured / this._nMeasured);
}
_getMetrics(idx) {
- return (this._metrics[idx] = this._metrics[idx] || {});
+ let metrics = this._metrics.get(idx);
+ if (metrics === undefined) {
+ metrics = { height: -1, width: -1 };
+ this._metrics.set(idx, metrics);
+ }
+ return metrics;
}
_getPhysicalItem(idx) {
return this._newPhysicalItems.get(idx) || this._physicalItems.get(idx);
@@ -365,3 +378,4 @@ export class Layout1d extends Layout1dBase {
super._emitRange({ remeasure, stable });
}
}
+//# sourceMappingURL=Layout1d.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1d.js.map b/lib/uni-virtualizer/lib/layouts/Layout1d.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..53e2375c71a8f5e1aa116c5d3152e392569607ef
--- /dev/null
+++ b/lib/uni-virtualizer/lib/layouts/Layout1d.js.map
@@ -0,0 +1 @@
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We choose it once and\n // stick with it until stable. first and last are deduced around it.\n\n if (this._scrollToIndex >= 0) {\n // If we have a scrollToIndex, we anchor on the given\n // index and set the scroll position accordingly\n this._anchorIdx = this._scrollToIndex;\n this._anchorPos = this._getPosition(this._anchorIdx);\n this._scrollIfNeeded();\n lower = Math.max(0, this._scrollPosition - this._overhang);\n upper = Math.min(this._scrollSize, this._scrollPosition + this._viewDim1 + this._overhang);\n }\n else {\n // Otherwise, we find an appropriate index to anchor on\n // given the current scroll position\n upper = Math.min(\n this._scrollSize,\n this._scrollPosition + this._viewDim1 + this._overhang\n );\n lower = Math.max(0, upper - this._viewDim1 - (2 * this._overhang));\n\n if (this._anchorIdx === null || this._anchorPos === null) {\n this._anchorIdx = this._getAnchor(lower, upper);\n this._anchorPos = this._getPosition(this._anchorIdx); \n }\n }\n\n let anchorSize = this._getSize(this._anchorIdx);\n if (anchorSize === undefined) {\n anchorSize = this._itemDim1;\n }\n\n // Anchor might be outside bounds, so prefer correcting the error and keep\n // that anchorIdx.\n let anchorErr = 0;\n\n if (this._anchorPos + anchorSize + this._spacing < lower) {\n anchorErr = lower - (this._anchorPos + anchorSize + this._spacing);\n }\n\n if (this._anchorPos > upper) {\n anchorErr = upper - this._anchorPos;\n }\n\n if (anchorErr) {\n this._scrollPosition -= anchorErr;\n lower -= anchorErr;\n upper -= anchorErr;\n this._scrollError += anchorErr;\n }\n\n // TODO @straversi: If size is always itemDim1, then why keep track of it?\n items.set(this._anchorIdx, {pos: this._anchorPos, size: anchorSize});\n\n this._first = (this._last = this._anchorIdx);\n this._physicalMin = (this._physicalMax = this._anchorPos);\n\n this._stable = true;\n\n while (this._physicalMin > lower && this._first > 0) {\n let size = this._getSize(--this._first);\n if (size === undefined) {\n this._stable = false;\n size = this._itemDim1;\n }\n const pos = (this._physicalMin -= size + this._spacing);\n items.set(this._first, {pos, size});\n if (this._stable === false && this._estimate === false) {\n break;\n }\n }\n\n while (this._physicalMax < upper && this._last < this._totalItems) {\n let size = this._getSize(this._last);\n if (size === undefined) {\n this._stable = false;\n size = this._itemDim1;\n }\n items.set(this._last++, {pos: this._physicalMax, size});\n if (this._stable === false && this._estimate === false) {\n break;\n } else {\n this._physicalMax += size + this._spacing;\n }\n }\n\n this._last--;\n\n // This handles the cases where we were relying on estimated sizes.\n const extentErr = this._calculateError();\n if (extentErr) {\n this._physicalMin -= extentErr;\n this._physicalMax -= extentErr;\n this._anchorPos -= extentErr;\n this._scrollPosition -= extentErr;\n items.forEach((item) => item.pos -= extentErr);\n this._scrollError += extentErr;\n }\n\n if (this._stable) {\n this._newPhysicalItems = this._physicalItems;\n this._newPhysicalItems.clear();\n this._physicalItems = items;\n }\n }\n\n _calculateError(): number {\n if (this._first === 0) {\n return this._physicalMin;\n } else if (this._physicalMin <= 0) {\n return this._physicalMin - (this._first * this._delta);\n } else if (this._last === this._totalItems - 1) {\n return this._physicalMax - this._scrollSize;\n } else if (this._physicalMax >= this._scrollSize) {\n return (\n (this._physicalMax - this._scrollSize) +\n ((this._totalItems - 1 - this._last) * this._delta));\n }\n return 0;\n }\n\n _updateScrollSize() {\n // Reuse previously calculated physical max, as it might be higher than the\n // estimated size.\n super._updateScrollSize();\n this._scrollSize = Math.max(this._physicalMax, this._scrollSize);\n }\n\n // TODO: Can this be made to inherit from base, with proper hooks?\n _reflow() {\n const {_first, _last, _scrollSize} = this;\n\n this._updateScrollSize();\n this._getActiveItems();\n\n if (this._scrollSize !== _scrollSize) {\n this._emitScrollSize();\n }\n\n this._updateVisibleIndices();\n this._emitRange();\n if (this._first === -1 && this._last === -1) {\n this._resetReflowState();\n } else if (\n this._first !== _first || this._last !== _last ||\n this._needsRemeasure) {\n this._emitChildPositions();\n this._emitScrollError();\n } else {\n this._emitChildPositions();\n this._emitScrollError();\n this._resetReflowState();\n }\n }\n\n _resetReflowState() {\n this._anchorIdx = null;\n this._anchorPos = null;\n this._stable = true;\n }\n\n /**\n * Returns the top and left positioning of the item at idx.\n */\n _getItemPosition(idx: number): Positions {\n return {\n [this._positionDim]: this._getPosition(idx),\n [this._secondaryPositionDim]: 0,\n } as Positions;\n }\n\n /**\n * Returns the height and width of the item at idx.\n */\n _getItemSize(idx: number): Size {\n return {\n [this._sizeDim]: this._getSize(idx) || this._itemDim1,\n [this._secondarySizeDim]: this._itemDim2,\n } as Size;\n }\n\n _viewDim2Changed() {\n this._needsRemeasure = true;\n this._scheduleReflow();\n }\n\n _emitRange() {\n const remeasure = this._needsRemeasure;\n const stable = this._stable;\n this._needsRemeasure = false;\n super._emitRange({remeasure, stable});\n }\n}\n"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dBase.d.ts b/lib/uni-virtualizer/lib/layouts/Layout1dBase.d.ts
index 1ec5e4adbfbaa9ea3e158dd0ee59cdecf46b943c..35db11a215e139c4527c726fa219dc3fae044ddc 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dBase.d.ts
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dBase.d.ts
@@ -1,5 +1,12 @@
-import { Layout, Positions, ScrollDirection, Size, dimension, position, LayoutConfig } from './Layout.js';
-export declare abstract class Layout1dBase implements Layout {
+import { Layout, Positions, ScrollDirection, Size, dimension, position } from './Layout.js';
+declare type UpdateVisibleIndicesOptions = {
+ emit?: boolean;
+};
+export interface Layout1dBaseConfig {
+ direction?: ScrollDirection;
+ totalItems?: number;
+}
+export declare abstract class Layout1dBase<C extends Layout1dBaseConfig> implements Layout {
/**
* The last set viewport scroll position.
*/
@@ -100,11 +107,11 @@ export declare abstract class Layout1dBase implements Layout {
*/
protected _overhang: number;
private _eventTarget;
- protected _spacingChanged: any;
- protected static _defaultConfig: LayoutConfig;
- constructor(config: any);
- set config(config: LayoutConfig);
- get config(): LayoutConfig;
+ protected _spacingChanged: boolean;
+ protected _defaultConfig: C;
+ constructor(config?: C);
+ set config(config: C);
+ get config(): C;
/**
* Maximum index of children + 1, to help estimate total height of the scroll
* space.
@@ -139,15 +146,15 @@ export declare abstract class Layout1dBase implements Layout {
/**
* Perform a reflow if one has been scheduled.
*/
- reflowIfNeeded(force: any): void;
+ reflowIfNeeded(force: boolean): void;
/**
* Scroll to the child at the given index, and the given position within that
* child.
*/
- scrollToIndex(index: any, position?: string): void;
- dispatchEvent(...args: any[]): Promise<void>;
- addEventListener(...args: any[]): Promise<void>;
- removeEventListener(...args: any[]): Promise<void>;
+ scrollToIndex(index: number, position?: string): void;
+ dispatchEvent(evt: Event): Promise<void>;
+ addEventListener(type: string, listener: EventListener | EventListenerObject | null, options?: boolean | AddEventListenerOptions | undefined): Promise<void>;
+ removeEventListener(type: string, callback: EventListener | EventListenerObject | null, options?: boolean | EventListenerOptions | undefined): Promise<void>;
/**
* Get the top and left positioning of the item at idx.
*/
@@ -156,7 +163,7 @@ export declare abstract class Layout1dBase implements Layout {
* Update _first and _last based on items that should be in the current
* range.
*/
- abstract _getActiveItems(): any;
+ abstract _getActiveItems(): void;
protected _itemDim2Changed(): void;
protected _viewDim2Changed(): void;
protected _updateLayout(): void;
@@ -189,7 +196,7 @@ export declare abstract class Layout1dBase implements Layout {
*/
protected _updateScrollSize(): void;
protected _scrollIfNeeded(): void;
- protected _emitRange(inProps?: any): void;
+ protected _emitRange(inProps?: unknown): void;
protected _emitScrollSize(): void;
protected _emitScrollError(): void;
/**
@@ -206,7 +213,8 @@ export declare abstract class Layout1dBase implements Layout {
* Find the indices of the first and last items to intersect the viewport.
* Emit a visibleindiceschange event when either index changes.
*/
- protected _updateVisibleIndices(options?: any): void;
+ protected _updateVisibleIndices(options?: UpdateVisibleIndicesOptions): void;
private _scrollPositionChanged;
}
+export {};
//# sourceMappingURL=Layout1dBase.d.ts.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dBase.d.ts.map b/lib/uni-virtualizer/lib/layouts/Layout1dBase.d.ts.map
index 29480cad4fb2479f471e00315614dcfacb36b07b..96c99bef00039d9fb14dc10e76bef00b227b912a 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dBase.d.ts.map
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dBase.d.ts.map
@@ -1 +1 @@
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\ No newline at end of file
+{"version":3,"file":"Layout1dBase.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dBase.ts"],"names":[],"mappings":"AACA,OAAO,EAAC,MAAM,EAAE,SAAS,EAAE,eAAe,EAAE,IAAI,EAAE,SAAS,EAAE,QAAQ,EAAC,MAAM,aAAa,CAAC;AAE1F,aAAK,2BAA2B,GAAG;IACjC,IAAI,CAAC,EAAE,OAAO,CAAA;CACf,CAAA;AAED,MAAM,WAAW,kBAAkB;IACjC,SAAS,CAAC,EAAE,eAAe,CAAC;IAC5B,UAAU,CAAC,EAAE,MAAM,CAAA;CACpB;AAED,8BAAsB,YAAY,CAAC,CAAC,SAAS,kBAAkB,CAAE,YAAW,MAAM;IAChF;;OAEG;IACH,OAAO,CAAC,aAAa,CAAgC;IAErD;;OAEG;IACH,OAAO,CAAC,UAAU,CAA+B;IAEjD;;OAEG;IACH,OAAO,CAAC,aAAa,CAA+B;IAEpD;;OAEG;IACH,OAAO,CAAC,cAAc,CAAS;IAE/B,OAAO,CAAC,oBAAoB,CAAS;IAErC;;;OAGG;IACH,SAAS,CAAC,cAAc,SAAM;IAE9B;;;OAGG;IACH,OAAO,CAAC,eAAe,CAAK;IAE5B;;OAEG;IACH,OAAO,CAAC,aAAa,CAAK;IAE1B;;OAEG;IACH,OAAO,CAAC,YAAY,CAAK;IAEzB,OAAO,CAAC,mBAAmB,CAEvB;IAEJ;;OAEG;IACH,SAAS,CAAC,YAAY,SAAK;IAE3B;;OAEG;IACH,SAAS,CAAC,YAAY,SAAK;IAE3B;;OAEG;IACH,SAAS,CAAC,MAAM,SAAM;IAEtB;;OAEG;IACH,SAAS,CAAC,KAAK,SAAM;IAErB;;OAEG;IACH,SAAS,CAAC,SAAS,EAAE,IAAI,CAA6B;IAEtD;;OAEG;IACH,SAAS,CAAC,QAAQ,SAAK;IAEvB;;OAEG;IACH,SAAS,CAAC,QAAQ,EAAE,SAAS,CAAY;IAEzC;;OAEG;IACH,SAAS,CAAC,iBAAiB,EAAE,SAAS,CAAW;IAEjD;;OAEG;IACH,SAAS,CAAC,YAAY,EAAE,QAAQ,CAAS;IAEzC;;OAEG;IACH,SAAS,CAAC,qBAAqB,EAAE,QAAQ,CAAU;IAEnD;;OAEG;IACH,SAAS,CAAC,eAAe,SAAK;IAE9B;;;OAGG;IACH,SAAS,CAAC,YAAY,SAAK;IAE3B;;;OAGG;IACH,SAAS,CAAC,WAAW,SAAK;IAE1B;;OAEG;IACH,SAAS,CAAC,WAAW,SAAK;IAE1B;;;OAGG;IAGH,SAAS,CAAC,SAAS,SAAQ;IAE3B,OAAO,CAAC,YAAY,CAA4B;IAChD,SAAS,CAAC,eAAe,UAAS;IAElC,SAAS,CAAC,cAAc,EAAE,CAAC,CAErB;gBAEM,MAAM,CAAC,EAAE,CAAC;IAItB,IAAI,MAAM,CAAC,MAAM,EAAE,CAAC,EAEnB;IAED,IAAI,MAAM,IAAI,CAAC,CAId;IAED;;;OAGG;IACH,IAAI,UAAU,IAAI,MAAM,CAEvB;IACD,IAAI,UAAU,CAAC,GAAG,EAHA,MAGA,EAMjB;IAED;;OAEG;IACH,IAAI,SAAS,IAAI,eAAe,CAE/B;IACD,IAAI,SAAS,CAAC,GAAG,EAHA,eAGA,EAWhB;IAED;;OAEG;IACH,IAAI,QAAQ,IAAI,IAAI,CAEnB;IACD,IAAI,QAAQ,CAAC,IAAI,EAHD,IAGC,EAUhB;IAED;;OAEG;IACH,IAAI,OAAO,IAAI,MAAM,CAEpB;IACD,IAAI,OAAO,CAAC,EAAE,EAHC,MAGD,EAMb;IAED;;OAEG;IACH,IAAI,YAAY,IAAI,IAAI,CAEvB;IACD,IAAI,YAAY,CAAC,IAAI,EAHD,IAGC,EAQpB;IAED;;OAEG;IACH,IAAI,cAAc,IAAI,SAAS,CAE9B;IACD,IAAI,cAAc,CAAC,MAAM,EAHH,SAGG,EASxB;IAED;;OAEG;IACH,cAAc,CAAC,KAAK,EAAE,OAAO;IAO7B;;;OAGG;IACH,aAAa,CAAC,KAAK,EAAE,MAAM,EAAE,QAAQ,SAAU;IAyBzC,aAAa,CAAC,GAAG,EAAE,KAAK;IAKxB,gBAAgB,CAAC,IAAI,EAAE,MAAM,EAAE,QAAQ,EAAE,aAAa,GAAG,mBAAmB,GAAG,IAAI,EAAE,OAAO,CAAC,EAAE,OAAO,GAAG,uBAAuB,GAAG,SAAS;IAK5I,mBAAmB,CAAC,IAAI,EAAE,MAAM,EAAE,QAAQ,EAAE,aAAa,GAAG,mBAAmB,GAAG,IAAI,EAAE,OAAO,CAAC,EAAE,OAAO,GAAG,oBAAoB,GAAG,SAAS;IAKlJ;;OAEG;IACH,QAAQ,CAAC,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG,SAAS;IAEjD;;;OAGG;IACH,QAAQ,CAAC,eAAe,IAAI,IAAI;IAEhC,SAAS,CAAC,gBAAgB;IAI1B,SAAS,CAAC,gBAAgB;IAI1B,SAAS,CAAC,aAAa;IAIvB,SAAS,CAAC,YAAY,CAAC,IAAI,EAAE,MAAM,GAAG,IAAI;IAO1C;;OAEG;IACH,SAAS,KAAK,MAAM,IAAI,MAAM,CAE7B;IAED;;OAEG;IACH,SAAS,KAAK,SAAS,IAAI,MAAM,CAEhC;IAED;;OAEG;IACH,SAAS,KAAK,SAAS,IAAI,MAAM,CAEhC;IAED;;OAEG;IACH,SAAS,KAAK,SAAS,IAAI,MAAM,CAEhC;IAED;;OAEG;IACH,SAAS,KAAK,SAAS,IAAI,MAAM,CAEhC;IAED,SAAS,CAAC,eAAe;IAIzB,SAAS,CAAC,qBAAqB;IAK/B,SAAS,CAAC,OAAO;IA6BjB;;OAEG;IACH,SAAS,CAAC,iBAAiB;IAM3B,SAAS,CAAC,eAAe;IAmBzB,SAAS,CAAC,UAAU,CAAC,OAAO,GAAE,OAAmB;IAcjD,SAAS,CAAC,eAAe;IAOzB,SAAS,CAAC,gBAAgB;IAW1B;;;OAGG;IACH,SAAS,CAAC,mBAAmB;IAQ7B;;OAEG;IACH,OAAO,KAAK,IAAI,GAKf;IAED,OAAO,CAAC,gBAAgB;IAcxB;;;OAGG;IACF,SAAS,CAAC,qBAAqB,CAAC,OAAO,CAAC,EAAE,2BAA2B;IAiCtE,OAAO,CAAC,sBAAsB;CAQ/B"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dBase.js b/lib/uni-virtualizer/lib/layouts/Layout1dBase.js
index 94efc6df12444102eb08c9ed14dda66c8a1d7d72..995c860ad93bf52395ebef55532a9f7ae43e73fb 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dBase.js
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dBase.js
@@ -28,6 +28,14 @@ export class Layout1dBase {
* top of the viewport. Value is a proportion of the item size.
*/
this._scrollToAnchor = 0;
+ /**
+ * The index of the first item intersecting the viewport.
+ */
+ this._firstVisible = 0;
+ /**
+ * The index of the last item intersecting the viewport.
+ */
+ this._lastVisible = 0;
this._eventTargetPromise = (EventTarget().then((Ctor) => {
this._eventTarget = new Ctor();
}));
@@ -96,19 +104,20 @@ export class Layout1dBase {
// TODO (graynorton): Probably want to make this something we calculate based
// on viewport size, item size, other factors, possibly still with a dial of some kind
this._overhang = 1000;
- if (config) {
- this.config = config;
- }
+ this._eventTarget = null;
+ this._spacingChanged = false;
+ this._defaultConfig = {
+ direction: 'vertical'
+ };
+ this.config = config || this._defaultConfig;
}
set config(config) {
- Object.assign(this, Object.assign({}, this.constructor._defaultConfig, config));
+ Object.assign(this, Object.assign({}, this._defaultConfig, config));
}
get config() {
- const config = {};
- for (let key in this.constructor._defaultConfig) {
- config[key] = this[key];
- }
- return config;
+ return {
+ direction: this.direction
+ };
}
/**
* Maximum index of children + 1, to help estimate total height of the scroll
@@ -241,17 +250,17 @@ export class Layout1dBase {
}
this._scheduleReflow();
}
- async dispatchEvent(...args) {
+ async dispatchEvent(evt) {
await this._eventTargetPromise;
- this._eventTarget.dispatchEvent(...args);
+ this._eventTarget.dispatchEvent(evt);
}
- async addEventListener(...args) {
+ async addEventListener(type, listener, options) {
await this._eventTargetPromise;
- this._eventTarget.addEventListener(...args);
+ this._eventTarget.addEventListener(type, listener, options);
}
- async removeEventListener(...args) {
+ async removeEventListener(type, callback, options) {
await this._eventTargetPromise;
- this._eventTarget.removeEventListener(...args);
+ this._eventTarget.removeEventListener(type, callback, options);
}
_itemDim2Changed() {
// Override
@@ -449,4 +458,4 @@ export class Layout1dBase {
}
}
}
-Layout1dBase._defaultConfig = {};
+//# sourceMappingURL=Layout1dBase.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dBase.js.map b/lib/uni-virtualizer/lib/layouts/Layout1dBase.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..be6a74593fea802779d275aef73f85858458c307
--- /dev/null
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dBase.js.map
@@ -0,0 +1 @@
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EventTarget from '../polyfillLoaders/EventTarget.js';\nimport {Layout, Positions, ScrollDirection, Size, dimension, position} from './Layout.js';\n\ntype UpdateVisibleIndicesOptions = {\n emit?: boolean\n}\n\nexport interface Layout1dBaseConfig {\n direction?: ScrollDirection,\n totalItems?: number\n}\n\nexport abstract class Layout1dBase<C extends Layout1dBaseConfig> implements Layout {\n /**\n * The last set viewport scroll position.\n */\n private _latestCoords: Positions = {left: 0, top: 0};\n\n /**\n * Scrolling direction.\n */\n private _direction: ScrollDirection = 'vertical';\n\n /**\n * Dimensions of the viewport.\n */\n private _viewportSize: Size = {width: 0, height: 0};\n\n /**\n * Flag for debouncing asynchnronous reflow requests.\n */\n private _pendingReflow = false;\n\n private _pendingLayoutUpdate = false;\n\n /**\n * Index of the item that has been scrolled to via the public API. When the\n * container is otherwise scrolled, this value is set back to -1.\n */\n protected _scrollToIndex = -1;\n\n /**\n * When a child is scrolled to, the offset from the top of the child and the\n * top of the viewport. Value is a proportion of the item size.\n */\n private _scrollToAnchor = 0;\n\n /**\n * The index of the first item intersecting the viewport.\n */\n private _firstVisible = 0;\n\n /**\n * The index of the last item intersecting the viewport.\n */\n private _lastVisible = 0;\n\n private _eventTargetPromise: Promise<void> = (EventTarget().then((Ctor) => {\n this._eventTarget = new Ctor();\n }));\n\n /**\n * Pixel offset in the scroll direction of the first child.\n */\n protected _physicalMin = 0;\n\n /**\n * Pixel offset in the scroll direction of the last child.\n */\n protected _physicalMax = 0;\n\n /**\n * Index of the first child.\n */\n protected _first = -1;\n\n /**\n * Index of the last child.\n */\n protected _last = -1;\n\n /**\n * The _estimated_ size of a child.\n */\n protected _itemSize: Size = {width: 100, height: 100};\n\n /**\n * Space in pixels between children.\n */\n protected _spacing = 0;\n\n /**\n * Length in the scrolling direction.\n */\n protected _sizeDim: dimension = 'height';\n\n /**\n * Length in the non-scrolling direction.\n */\n protected _secondarySizeDim: dimension = 'width';\n\n /**\n * Position in the scrolling direction.\n */\n protected _positionDim: position = 'top';\n\n /**\n * Position in the non-scrolling direction.\n */\n protected _secondaryPositionDim: position = 'left';\n\n /**\n * Current scroll offset in pixels.\n */\n protected _scrollPosition = 0;\n\n /**\n * Difference between current scroll offset and scroll offset calculated due\n * to a reflow.\n */\n protected _scrollError = 0;\n\n /**\n * Total number of items that could possibly be displayed. Used to help\n * calculate the scroll size.\n */\n protected _totalItems = 0;\n\n /**\n * The total (estimated) length of all items in the scrolling direction.\n */\n protected _scrollSize = 1;\n\n /**\n * Number of pixels beyond the visible size of the container to still include\n * in the active range of items.\n */\n // TODO (graynorton): Probably want to make this something we calculate based\n // on viewport size, item size, other factors, possibly still with a dial of some kind\n protected _overhang = 1000;\n\n private _eventTarget: EventTarget | null = null;\n protected _spacingChanged = false;\n\n protected _defaultConfig: C = {\n direction: 'vertical'\n } as C\n\n constructor(config?: C) {\n this.config = config || this._defaultConfig;\n }\n\n set config(config: C) {\n Object.assign(this, Object.assign({}, this._defaultConfig, config));\n }\n\n get config(): C {\n return {\n direction: this.direction\n } as C;\n }\n\n /**\n * Maximum index of children + 1, to help estimate total height of the scroll\n * space.\n */\n get totalItems(): number {\n return this._totalItems;\n }\n set totalItems(num) {\n const _num = Number(num);\n if (_num !== this._totalItems) {\n this._totalItems = _num;\n this._scheduleReflow();\n }\n }\n\n /**\n * Primary scrolling direction.\n */\n get direction(): ScrollDirection {\n return this._direction;\n }\n set direction(dir) {\n // Force it to be either horizontal or vertical.\n dir = (dir === 'horizontal') ? dir : 'vertical';\n if (dir !== this._direction) {\n this._direction = dir;\n this._sizeDim = (dir === 'horizontal') ? 'width' : 'height';\n this._secondarySizeDim = (dir === 'horizontal') ? 'height' : 'width';\n this._positionDim = (dir === 'horizontal') ? 'left' : 'top';\n this._secondaryPositionDim = (dir === 'horizontal') ? 'top' : 'left';\n this._scheduleLayoutUpdate();\n }\n }\n\n /**\n * Estimate of the dimensions of a single child.\n */\n get itemSize(): Size {\n return this._itemSize;\n }\n set itemSize(dims) {\n const {_itemDim1, _itemDim2} = this;\n Object.assign(this._itemSize, dims);\n if (_itemDim1 !== this._itemDim1 || _itemDim2 !== this._itemDim2) {\n if (_itemDim2 !== this._itemDim2) {\n this._itemDim2Changed();\n } else {\n this._scheduleLayoutUpdate();\n }\n }\n }\n\n /**\n * Amount of space in between items.\n */\n get spacing(): number {\n return this._spacing;\n }\n set spacing(px) {\n const _px = Number(px);\n if (_px !== this._spacing) {\n this._spacing = _px;\n this._scheduleLayoutUpdate();\n }\n }\n\n /**\n * Height and width of the viewport.\n */\n get viewportSize(): Size {\n return this._viewportSize;\n }\n set viewportSize(dims) {\n const {_viewDim1, _viewDim2} = this;\n Object.assign(this._viewportSize, dims);\n if (_viewDim2 !== this._viewDim2) {\n this._viewDim2Changed();\n } else if (_viewDim1 !== this._viewDim1) {\n this._checkThresholds();\n }\n }\n\n /**\n * Scroll offset of the viewport.\n */\n get viewportScroll(): Positions {\n return this._latestCoords;\n }\n set viewportScroll(coords) {\n Object.assign(this._latestCoords, coords);\n const oldPos = this._scrollPosition;\n this._scrollPosition = this._latestCoords[this._positionDim];\n if (oldPos !== this._scrollPosition) {\n this._scrollPositionChanged(oldPos, this._scrollPosition);\n this._updateVisibleIndices({emit: true});\n }\n this._checkThresholds();\n }\n\n /**\n * Perform a reflow if one has been scheduled.\n */\n reflowIfNeeded(force: boolean) {\n if (force || this._pendingReflow) {\n this._pendingReflow = false;\n this._reflow();\n }\n }\n\n /**\n * Scroll to the child at the given index, and the given position within that\n * child.\n */\n scrollToIndex(index: number, position = 'start') {\n if (!Number.isFinite(index))\n return;\n index = Math.min(this.totalItems, Math.max(0, index));\n this._scrollToIndex = index;\n if (position === 'nearest') {\n position = index > this._first + this._num / 2 ? 'end' : 'start';\n }\n switch (position) {\n case 'start':\n this._scrollToAnchor = 0;\n break;\n case 'center':\n this._scrollToAnchor = 0.5;\n break;\n case 'end':\n this._scrollToAnchor = 1;\n break;\n default:\n throw new TypeError(\n 'position must be one of: start, center, end, nearest');\n }\n this._scheduleReflow();\n }\n\n async dispatchEvent(evt: Event) {\n await this._eventTargetPromise;\n this._eventTarget!.dispatchEvent(evt);\n }\n\n async addEventListener(type: string, listener: EventListener | EventListenerObject | null, options?: boolean | AddEventListenerOptions | undefined) {\n await this._eventTargetPromise;\n this._eventTarget!.addEventListener(type, listener, options);\n }\n\n async removeEventListener(type: string, callback: EventListener | EventListenerObject | null, options?: boolean | EventListenerOptions | undefined) {\n await this._eventTargetPromise;\n this._eventTarget!.removeEventListener(type, callback, options);\n }\n\n /**\n * Get the top and left positioning of the item at idx.\n */\n abstract _getItemPosition(idx: number): Positions;\n\n /**\n * Update _first and _last based on items that should be in the current\n * range.\n */\n abstract _getActiveItems(): void;\n\n protected _itemDim2Changed() {\n // Override\n }\n\n protected _viewDim2Changed() {\n // Override\n }\n\n protected _updateLayout() {\n // Override\n }\n\n protected _getItemSize(_idx: number): Size {\n return {\n [this._sizeDim]: this._itemDim1,\n [this._secondarySizeDim]: this._itemDim2,\n } as unknown as Size;\n }\n\n /**\n * The size of an item in the scrolling direction + space between items.\n */\n protected get _delta(): number {\n return this._itemDim1 + this._spacing;\n }\n\n /**\n * The height or width of an item, whichever corresponds to the scrolling direction.\n */\n protected get _itemDim1(): number {\n return this._itemSize[this._sizeDim];\n }\n\n /**\n * The height or width of an item, whichever does NOT correspond to the scrolling direction.\n */\n protected get _itemDim2(): number {\n return this._itemSize[this._secondarySizeDim];\n }\n\n /**\n * The height or width of the viewport, whichever corresponds to the scrolling direction.\n */\n protected get _viewDim1(): number {\n return this._viewportSize[this._sizeDim];\n }\n\n /**\n * The height or width of the viewport, whichever does NOT correspond to the scrolling direction.\n */\n protected get _viewDim2(): number {\n return this._viewportSize[this._secondarySizeDim];\n }\n\n protected _scheduleReflow() {\n this._pendingReflow = true;\n }\n\n protected _scheduleLayoutUpdate() {\n this._pendingLayoutUpdate = true;\n this._scheduleReflow();\n }\n\n protected _reflow() {\n const {_first, _last, _scrollSize} = this;\n\n if (this._pendingLayoutUpdate) {\n this._updateLayout();\n this._pendingLayoutUpdate = false;\n }\n this._updateScrollSize();\n this._getActiveItems();\n this._scrollIfNeeded();\n this._updateVisibleIndices();\n\n if (this._scrollSize !== _scrollSize) {\n this._emitScrollSize();\n }\n\n if (this._first === -1 && this._last === -1) {\n // TODO: have default empty object for emitRange instead\n this._emitRange();\n } else if (\n this._first !== _first || this._last !== _last ||\n this._spacingChanged) {\n // TODO: have default empty object for emitRange instead\n this._emitRange();\n this._emitChildPositions();\n }\n this._emitScrollError();\n }\n\n /**\n * Estimates the total length of all items in the scrolling direction, including spacing.\n */\n protected _updateScrollSize() {\n // Ensure we have at least 1px - this allows getting at least 1 item to be\n // rendered.\n this._scrollSize = Math.max(1, this._totalItems * this._delta);\n }\n\n protected _scrollIfNeeded() {\n if (this._scrollToIndex === -1) {\n return;\n }\n const index = this._scrollToIndex;\n const anchor = this._scrollToAnchor;\n const pos = this._getItemPosition(index)[this._positionDim];\n const size = this._getItemSize(index)[this._sizeDim];\n\n const curAnchorPos = this._scrollPosition + this._viewDim1 * anchor;\n const newAnchorPos = pos + size * anchor;\n // Ensure scroll position is an integer within scroll bounds.\n const scrollPosition = Math.floor(Math.min(\n this._scrollSize - this._viewDim1,\n Math.max(0, this._scrollPosition - curAnchorPos + newAnchorPos)));\n this._scrollError += this._scrollPosition - scrollPosition;\n this._scrollPosition = scrollPosition;\n }\n\n protected _emitRange(inProps: unknown = undefined) {\n const detail = Object.assign(\n {\n first: this._first,\n last: this._last,\n num: this._num,\n stable: true,\n firstVisible: this._firstVisible,\n lastVisible: this._lastVisible,\n },\n inProps);\n this.dispatchEvent(new CustomEvent('rangechange', {detail}));\n }\n\n protected _emitScrollSize() {\n const detail = {\n [this._sizeDim]: this._scrollSize,\n };\n this.dispatchEvent(new CustomEvent('scrollsizechange', {detail}));\n }\n\n protected _emitScrollError() {\n if (this._scrollError) {\n const detail = {\n [this._positionDim]: this._scrollError,\n [this._secondaryPositionDim]: 0,\n };\n this.dispatchEvent(new CustomEvent('scrollerrorchange', {detail}));\n this._scrollError = 0;\n }\n }\n\n /**\n * Get or estimate the top and left positions of items in the current range.\n * Emit an itempositionchange event with these positions.\n */\n protected _emitChildPositions() {\n const detail: {[key: number]: Positions} = {};\n for (let idx = this._first; idx <= this._last; idx++) {\n detail[idx] = this._getItemPosition(idx);\n }\n this.dispatchEvent(new CustomEvent('itempositionchange', {detail}));\n }\n\n /**\n * Number of items to display.\n */\n private get _num(): number {\n if (this._first === -1 || this._last === -1) {\n return 0;\n }\n return this._last - this._first + 1;\n }\n\n private _checkThresholds() {\n if (this._viewDim1 === 0 && this._num > 0) {\n this._scheduleReflow();\n } else {\n const min = Math.max(0, this._scrollPosition - this._overhang);\n const max = Math.min(\n this._scrollSize,\n this._scrollPosition + this._viewDim1 + this._overhang);\n if (this._physicalMin > min || this._physicalMax < max) {\n this._scheduleReflow();\n }\n }\n }\n\n /**\n * Find the indices of the first and last items to intersect the viewport.\n * Emit a visibleindiceschange event when either index changes.\n */\n protected _updateVisibleIndices(options?: UpdateVisibleIndicesOptions) {\n if (this._first === -1 || this._last === -1) return;\n\n let firstVisible = this._first;\n while (\n Math.round(\n this._getItemPosition(firstVisible)[this._positionDim] +\n this._getItemSize(firstVisible)[this._sizeDim]\n )\n <=\n Math.round (this._scrollPosition)\n ) {\n firstVisible++;\n }\n\n let lastVisible = this._last;\n while (\n Math.round(this._getItemPosition(lastVisible)[this._positionDim])\n >=\n Math.round(this._scrollPosition + this._viewDim1)\n ) {\n lastVisible--;\n }\n\n if (firstVisible !== this._firstVisible || lastVisible !== this._lastVisible) {\n this._firstVisible = firstVisible;\n this._lastVisible = lastVisible;\n if (options && options.emit) {\n this._emitRange();\n }\n }\n }\n\n private _scrollPositionChanged(oldPos: number, newPos: number) {\n // When both values are bigger than the max scroll position, keep the\n // current _scrollToIndex, otherwise invalidate it.\n const maxPos = this._scrollSize - this._viewDim1;\n if (oldPos < maxPos || newPos < maxPos) {\n this._scrollToIndex = -1;\n }\n }\n}\n"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dFlex.d.ts b/lib/uni-virtualizer/lib/layouts/Layout1dFlex.d.ts
index b4f6e54f539aef2a2ecd0399237e3d59a57a8a1f..e6aadd4b26ce97a862ca1051c6ecb08467347162 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dFlex.d.ts
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dFlex.d.ts
@@ -1,11 +1,14 @@
-import { Layout1dBase } from './Layout1dBase';
-import { ItemBox, Positions, Size, LayoutConfig, Type } from './Layout';
-export interface Layout1dFlexConfig extends LayoutConfig {
- type?: Type<Layout1dFlex>;
- direction?: "horizontal" | "vertical";
+import { Layout1dBase, Layout1dBaseConfig } from './Layout1dBase';
+import { ItemBox, Positions, Size } from './Layout';
+interface Layout1dFlexConfig extends Layout1dBaseConfig {
spacing?: number;
idealSize?: number;
}
+declare type Layout1dFlexSpecifier = Layout1dFlexConfig & {
+ type: new (config?: Layout1dFlexConfig) => Layout1dFlex;
+};
+declare type Layout1dFlexSpecifierFactory = (config?: Layout1dFlexConfig) => Layout1dFlexSpecifier;
+export declare const layout1dFlex: Layout1dFlexSpecifierFactory;
interface Rolumn {
_startIdx: number;
_endIdx: number;
@@ -21,35 +24,33 @@ interface Chunk {
/**
* TODO @straversi: document and test this Layout.
*/
-export declare class Layout1dFlex extends Layout1dBase {
+export declare class Layout1dFlex extends Layout1dBase<Layout1dFlexConfig> {
private _itemSizes;
private _chunkSize;
private _chunks;
private _aspectRatios;
private _numberOfAspectRatiosMeasured;
- protected _idealSize: number;
+ protected _idealSize: number | null;
protected _config: Layout1dFlexConfig;
- protected static _defaultConfig: Layout1dFlexConfig;
+ protected _defaultConfig: Layout1dFlexConfig;
listenForChildLoadEvents: boolean;
- measureChildren: ((e: Element, i: object) => object);
- set idealSize(px: number);
- get idealSize(): number;
+ /**
+ * TODO graynorton@ Don't hard-code Flickr - probably need a config option
+ */
+ measureChildren: ((e: Element, i: unknown) => (ItemBox));
+ set idealSize(px: number | null);
+ get idealSize(): number | null;
updateItemSizes(sizes: {
[key: number]: ItemBox;
}): void;
_newChunk(): {
- _rolumns: any[];
- _itemPositions: any[];
+ _rolumns: never[];
+ _itemPositions: never[];
_size: number;
_dirty: boolean;
};
- _getChunk(idx: number | string): {
- _rolumns: any[];
- _itemPositions: any[];
- _size: number;
- _dirty: boolean;
- };
- _recordAspectRatio(dims: any): void;
+ _getChunk(idx: number | string): Chunk;
+ _recordAspectRatio(dims: ItemBox): void;
_getRandomAspectRatio(): Size;
_viewDim2Changed(): void;
_getActiveItems(): void;
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dFlex.d.ts.map b/lib/uni-virtualizer/lib/layouts/Layout1dFlex.d.ts.map
index a899016165645dce6a8326b41733b024ed5d4e3d..de4bacef32254ea5dd92cfff32da4d1c83d31950 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dFlex.d.ts.map
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dFlex.d.ts.map
@@ -1 +1 @@
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\ No newline at end of file
+{"version":3,"file":"Layout1dFlex.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dFlex.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAE,kBAAkB,EAAC,MAAM,gBAAgB,CAAC;AAChE,OAAO,EAAC,OAAO,EAAE,SAAS,EAAE,IAAI,EAAC,MAAM,UAAU,CAAC;AAElD,UAAU,kBAAmB,SAAQ,kBAAkB;IACrD,OAAO,CAAC,EAAE,MAAM,CAAC;IACjB,SAAS,CAAC,EAAE,MAAM,CAAA;CACnB;AAED,aAAK,qBAAqB,GAAG,kBAAkB,GAAG;IAChD,IAAI,EAAE,KAAI,MAAM,CAAC,EAAE,kBAAkB,KAAK,YAAY,CAAA;CACvD,CAAA;AAED,aAAK,4BAA4B,GAAG,CAAC,MAAM,CAAC,EAAE,kBAAkB,KAAK,qBAAqB,CAAC;AAE3F,eAAO,MAAM,YAAY,EAAE,4BAEjB,CAAC;AAEX,UAAU,MAAM;IACd,SAAS,EAAE,MAAM,CAAC;IAClB,OAAO,EAAE,MAAM,CAAC;IAChB,SAAS,EAAE,MAAM,CAAC;IAClB,KAAK,EAAE,MAAM,CAAA;CACd;AAED,UAAU,KAAK;IACb,cAAc,EAAE,KAAK,CAAC,SAAS,CAAC,CAAC;IACjC,QAAQ,EAAE,KAAK,CAAC,MAAM,CAAC,CAAC;IACxB,KAAK,EAAE,MAAM,CAAC;IACd,MAAM,EAAE,OAAO,CAAA;CAChB;AAeD;;GAEG;AACH,qBAAa,YAAa,SAAQ,YAAY,CAAC,kBAAkB,CAAC;IAChE,OAAO,CAAC,UAAU,CAAmB;IAIrC,OAAO,CAAC,UAAU,CAAuB;IACzC,OAAO,CAAC,OAAO,CAAoB;IACnC,OAAO,CAAC,aAAa,CAAoB;IACzC,OAAO,CAAC,6BAA6B,CAAa;IAClD,SAAS,CAAC,UAAU,EAAE,MAAM,GAAG,IAAI,CAAQ;IAC3C,SAAS,CAAC,OAAO,EAAE,kBAAkB,CAAM;IAC3C,SAAS,CAAC,cAAc,EAAE,kBAAkB,CAGzC;IAEH,wBAAwB,UAAQ;IAElC;;OAEG;IACD,eAAe,EAAE,CAAC,CAAC,CAAC,EAAE,OAAO,EAAE,CAAC,EAAE,OAAO,KAAK,CAAC,OAAO,CAAC,CAAC,CAUvD;IAED,IAAI,SAAS,CAAC,EAAE,eAAA,EAMf;IAED,IAAI,SAAS,kBAEZ;IAED,eAAe,CAAC,KAAK,EAAE;QAAC,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO,CAAA;KAAC;IAqB/C,SAAS;;;;;;IAST,SAAS,CAAC,GAAG,EAAE,MAAM,GAAG,MAAM;IAI9B,kBAAkB,CAAC,IAAI,EAAE,OAAO;IAahC,qBAAqB,IAAI,IAAI;IAa7B,gBAAgB;IAIhB,eAAe;IA2Bf,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG,SAAS;IAKxC,YAAY,CAAC,GAAG,EAAE,MAAM,GAAG,IAAI;IAM/B,mBAAmB,CAAC,GAAG,EAAE,MAAM,GAAG,IAAI;IAStC,YAAY,CAAC,QAAQ,EAAE,MAAM;IA+D7B,aAAa,IAAI,IAAI;IAYrB,iBAAiB;CAOlB"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dFlex.js b/lib/uni-virtualizer/lib/layouts/Layout1dFlex.js
index 567ee9bc28f6b65eff52d1d853d150f6ca99fb12..00b54b50b3e4977d706846e4f139a6e91f15c615 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dFlex.js
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dFlex.js
@@ -1,4 +1,7 @@
import { Layout1dBase } from './Layout1dBase';
+export const layout1dFlex = (config) => Object.assign({
+ type: Layout1dFlex
+}, config);
/**
* TODO @straversi: document and test this Layout.
*/
@@ -6,16 +9,33 @@ export class Layout1dFlex extends Layout1dBase {
constructor() {
super(...arguments);
this._itemSizes = [];
+ // private _itemPositions: Array<Positions> = [];
+ // private _rolumnStartIdx: Array<number> = [];
+ // private _rolumnStartPos: Array<number> = [];
+ this._chunkSize = null;
this._chunks = [];
this._aspectRatios = {};
this._numberOfAspectRatiosMeasured = 0;
+ this._idealSize = null;
this._config = {};
+ this._defaultConfig = Object.assign({}, super._defaultConfig, {
+ spacing: 0,
+ idealSize: 200
+ });
this.listenForChildLoadEvents = true;
+ /**
+ * TODO graynorton@ Don't hard-code Flickr - probably need a config option
+ */
this.measureChildren = function (e, i) {
- return {
- width: i['o_width'] || e.naturalWidth || undefined,
- height: i['o_height'] || e.naturalHeight || undefined
- };
+ const { naturalWidth, naturalHeight } = e;
+ if (naturalWidth !== undefined && naturalHeight != undefined) {
+ return { width: naturalWidth, height: naturalHeight };
+ }
+ const { o_width, o_height } = i;
+ if (o_width !== undefined && o_height !== undefined) {
+ return { width: o_width, height: o_height };
+ }
+ return { width: -1, height: -1 };
};
}
set idealSize(px) {
@@ -31,15 +51,16 @@ export class Layout1dFlex extends Layout1dBase {
updateItemSizes(sizes) {
let dirty;
Object.keys(sizes).forEach((key) => {
- const chunk = this._getChunk(key);
- const dims = sizes[key];
- const prevDims = this._itemSizes[key];
+ const n = Number(key);
+ const chunk = this._getChunk(n);
+ const dims = sizes[n];
+ const prevDims = this._itemSizes[n];
if (dims.width && dims.height) {
if (!prevDims || prevDims.width !== dims.width || prevDims.height !== dims.height) {
chunk._dirty = true;
dirty = true;
- this._itemSizes[Number(key)] = sizes[key];
- this._recordAspectRatio(sizes[key]);
+ this._itemSizes[n] = sizes[n];
+ this._recordAspectRatio(sizes[n]);
}
}
});
@@ -121,7 +142,7 @@ export class Layout1dFlex extends Layout1dBase {
}
_getNaturalItemDims(idx) {
let itemDims = this._itemSizes[idx];
- if (itemDims === undefined || itemDims.width === undefined || itemDims.height === undefined) {
+ if (itemDims === undefined || itemDims.width === -1 || itemDims.height === -1) {
itemDims = this._getRandomAspectRatio();
}
return itemDims;
@@ -208,8 +229,4 @@ export class Layout1dFlex extends Layout1dBase {
// (this._spacing * 2);
}
}
-Layout1dFlex._defaultConfig = {
- direction: 'vertical',
- spacing: 0,
- idealSize: 200
-};
+//# sourceMappingURL=Layout1dFlex.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dFlex.js.map b/lib/uni-virtualizer/lib/layouts/Layout1dFlex.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..1d93aa6da4cc4a62ce585a3d6261549773c8d855
--- /dev/null
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dFlex.js.map
@@ -0,0 +1 @@
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option\n */\n interface FlickrImageData {\n o_width: number,\n o_height: number\n}\n\n/**\n * TODO @straversi: document and test this Layout.\n */\nexport class Layout1dFlex extends Layout1dBase<Layout1dFlexConfig> {\n private _itemSizes: Array<Size> = [];\n // private _itemPositions: Array<Positions> = [];\n // private _rolumnStartIdx: Array<number> = [];\n // private _rolumnStartPos: Array<number> = [];\n private _chunkSize: number | null = null;\n private _chunks: Array<Chunk> = [];\n private _aspectRatios: AspectRatios = {};\n private _numberOfAspectRatiosMeasured: number = 0;\n protected _idealSize: number | null = null;\n protected _config: Layout1dFlexConfig = {};\n protected _defaultConfig: Layout1dFlexConfig = Object.assign({}, super._defaultConfig, {\n spacing: 0,\n idealSize: 200\n });\n\n listenForChildLoadEvents = true;\n\n/**\n * TODO graynorton@ Don't hard-code Flickr - probably need a config option\n */\n measureChildren: ((e: Element, i: unknown) => (ItemBox)) = function (e, i) {\n const { naturalWidth, naturalHeight } = e as HTMLImageElement;\n if (naturalWidth !== undefined && naturalHeight != undefined) {\n return { width: naturalWidth, height: naturalHeight };\n }\n const { o_width, o_height } = i as FlickrImageData;\n if (o_width !== undefined && o_height !== undefined) {\n return { width: o_width, height: o_height };\n }\n return { width: -1, height: -1 };\n }\n\n set idealSize(px) {\n const _px = Number(px);\n if (_px !== this._idealSize) {\n this._idealSize = _px;\n this._scheduleLayoutUpdate();\n }\n }\n\n get idealSize() {\n return this._idealSize;\n }\n\n updateItemSizes(sizes: {[key: number]: ItemBox}) {\n let dirty;\n Object.keys(sizes).forEach((key) => {\n const n = Number(key);\n const chunk = this._getChunk(n);\n const dims = sizes[n];\n const prevDims = this._itemSizes[n];\n if (dims.width && dims.height) {\n if (!prevDims || prevDims.width !== dims.width || prevDims.height !== dims.height) {\n chunk._dirty = true;\n dirty = true;\n this._itemSizes[n] = sizes[n];\n this._recordAspectRatio(sizes[n]);\n }\n }\n });\n if (dirty) {\n this._scheduleLayoutUpdate();\n }\n }\n\n _newChunk() {\n return {\n ['_rolumns']: [],\n _itemPositions: [],\n _size: 0,\n _dirty: false \n }\n }\n\n _getChunk(idx: number | string) {\n return this._chunks[Math.floor(Number(idx) / this._chunkSize!)] || this._newChunk();\n }\n\n _recordAspectRatio(dims: ItemBox) {\n if (dims.width && dims.height) {\n const bucket = Math.round(dims.width / dims.height * 10) / 10;\n if (this._aspectRatios[bucket]) {\n this._aspectRatios[bucket]++;\n }\n else {\n this._aspectRatios[bucket] = 1;\n }\n this._numberOfAspectRatiosMeasured++; \n }\n }\n\n _getRandomAspectRatio(): Size {\n if (this._numberOfAspectRatiosMeasured === 0) {\n return {width: 1, height: 1};\n }\n const n = Math.random() * this._numberOfAspectRatiosMeasured;\n const buckets = Object.keys(this._aspectRatios);\n let i = -1, m = 0;\n while (m < n && i < buckets.length) {\n m += this._aspectRatios[buckets[++i]];\n }\n return {width: Number(buckets[i]), height: 1};\n}\n\n _viewDim2Changed() {\n this._scheduleLayoutUpdate();\n }\n\n _getActiveItems() {\n const chunk = this._getChunk(0);\n if (chunk._rolumns.length === 0) return;\n const scrollPos = Math.max(0, Math.min(this._scrollPosition, this._scrollSize - this._viewDim1));\n const min = Math.max(0, scrollPos - this._overhang);\n const max = Math.min(\n this._scrollSize,\n scrollPos + this._viewDim1 + this._overhang);\n const mid = (min + max) / 2;\n const estMidRolumn = Math.round((mid / this._scrollSize) * chunk._rolumns.length);\n let idx = estMidRolumn;\n while (chunk._rolumns[idx]._startPos < min) {\n idx++;\n }\n while (chunk._rolumns[idx]._startPos > min) {\n idx--;\n }\n this._first = chunk._rolumns[idx]._startIdx;\n this._physicalMin = chunk._rolumns[idx]._startPos;\n let rolumnMax;\n while ((rolumnMax = chunk._rolumns[idx]._startPos + chunk._rolumns[idx]._size + (this._spacing * 2)) < max) {\n idx++;\n }\n this._last = chunk._rolumns[idx]._endIdx;\n this._physicalMax = rolumnMax;\n }\n\n _getItemPosition(idx: number): Positions {\n const chunk = this._getChunk(0);\n return chunk._itemPositions[idx];\n }\n\n _getItemSize(idx: number): Size {\n const chunk = this._getChunk(0);\n const {width, height} = chunk._itemPositions[idx];\n return {width, height} as Size;\n }\n\n _getNaturalItemDims(idx: number): Size {\n let itemDims = this._itemSizes[idx];\n if (itemDims === undefined || itemDims.width === -1 || itemDims.height === -1) {\n itemDims = this._getRandomAspectRatio();\n }\n return itemDims;\n }\n\n\n _layOutChunk(startIdx: number) {\n const chunk: Chunk = this._newChunk();\n let startPos = this._spacing;\n let idx = 0;\n let rolumnSize2 = 0;\n let lastRatio = Infinity;\n const finishRolumn = (lastIdx: number) => {\n const rolumn = {\n _startIdx: startIdx,\n _endIdx: lastIdx,\n _startPos: startPos - this._spacing,\n _size: 0\n }\n chunk._rolumns.push(rolumn);\n let itemStartPos = this._spacing;\n for (let i = startIdx; i <= lastIdx; i++) {\n const pos = chunk._itemPositions[i];\n pos.width = pos.width! * lastRatio;\n pos.height = pos.height! * lastRatio;\n pos.left = this._positionDim === 'left' ? startPos : itemStartPos;\n pos.top = this._positionDim === 'top' ? startPos : itemStartPos;\n itemStartPos += pos[this._secondarySizeDim]! + this._spacing;\n }\n rolumn._size = chunk._itemPositions[lastIdx][this._sizeDim]!;\n }\n while (idx < this._chunkSize!) {\n const itemDims = this._getNaturalItemDims(idx);\n const availableSpace = this._viewDim2 - (this._spacing * (idx - startIdx + 2));\n const itemSize = itemDims[this._sizeDim];\n const itemSize2 = itemDims[this._secondarySizeDim];\n const idealScaleFactor = this._idealSize! / itemSize;\n const adjItemSize = idealScaleFactor * itemSize;\n const adjItemSize2 = idealScaleFactor * itemSize2;\n chunk._itemPositions[idx] = {\n left: 0,\n top: 0,\n width: (this._sizeDim === 'width' ? adjItemSize : adjItemSize2),\n height: (this._sizeDim === 'height' ? adjItemSize : adjItemSize2)\n };\n const ratio = availableSpace / (rolumnSize2 + adjItemSize2);\n if (Math.abs(1 - ratio) > Math.abs(1 - lastRatio)) {\n // rolumn is better without adding this item\n finishRolumn(idx - 1);\n startIdx = idx;\n startPos += (this._idealSize! * lastRatio) + this._spacing;\n lastRatio = (this._viewDim2 - (2 * this._spacing)) / adjItemSize2;\n rolumnSize2 = adjItemSize2;\n }\n else {\n // add this item and continue\n rolumnSize2 += adjItemSize2;\n lastRatio = ratio;\n }\n if (idx === this._chunkSize! - 1) {\n finishRolumn(idx);\n }\n idx++;\n }\n const lastRolumn = chunk._rolumns[chunk._rolumns.length - 1];\n chunk._size = lastRolumn._startPos + lastRolumn._size;\n return chunk; \n }\n\n _updateLayout(): void {\n if (/*this._rolumnStartIdx === undefined ||*/ this._viewDim2 === 0) return;\n this._chunkSize = Math.ceil(2 * (this._viewDim1 * this._viewDim2) / (this._idealSize! * this._idealSize!));\n console.log('chunkSize', this._chunkSize);\n // TODO: An odd place to do this, need to think through the logistics of getting size info to the layout\n // in all cases\n // this._itemSizes.length = 100;//this._totalItems;\n this._chunks[0] = this._layOutChunk(0);\n // TODO (graynorton): This is a hack to force reflow\n this._spacingChanged = true;\n}\n\n _updateScrollSize() {\n const chunk = this._chunks[0];\n this._scrollSize = !chunk || chunk._rolumns.length === 0 ? 1 : chunk._size + (2 * this._spacing);\n // chunk._rolumns[chunk._rolumns.length - 1]._startPos +\n // chunk._itemPositions[chunk._rolumns.length - 1][this._sizeDim] +\n // (this._spacing * 2);\n }\n}"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dGrid.d.ts b/lib/uni-virtualizer/lib/layouts/Layout1dGrid.d.ts
index c8f7a5c894287d49c6855481a653259422131db1..39633e64c311e105edf9bd9c8ed63e8ab73d26f5 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dGrid.d.ts
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dGrid.d.ts
@@ -2,9 +2,8 @@ import { Layout1dBase } from './Layout1dBase.js';
/**
* TODO @straversi: document and test this Layout.
*/
-export declare abstract class Layout1dGrid extends Layout1dBase {
- protected _rolumns: any;
- constructor(config: any);
+export declare abstract class Layout1dGrid<Config> extends Layout1dBase<Config> {
+ protected _rolumns: number;
_viewDim2Changed(): void;
_itemDim2Changed(): void;
_getActiveItems(): void;
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dGrid.d.ts.map b/lib/uni-virtualizer/lib/layouts/Layout1dGrid.d.ts.map
index 748cb292f3329dbbcebac625ab7955a6b8683e66..ed14c15459b9a49e0a8b7d28c09fde366ed3d32b 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dGrid.d.ts.map
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dGrid.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"Layout1dGrid.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dGrid.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAE/C;;GAEG;AACH,8BAAsB,YAAa,SAAQ,YAAY;IACrD,SAAS,CAAC,QAAQ,MAAC;gBAEP,MAAM,KAAA;IAKlB,gBAAgB;IAIhB,gBAAgB;IAIhB,eAAe;IAef,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG;QAAC,GAAG,EAAE,MAAM,CAAC;QAAC,IAAI,EAAE,MAAM,CAAA;KAAC;IAQ1D,iBAAiB;CAIlB"}
\ No newline at end of file
+{"version":3,"file":"Layout1dGrid.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dGrid.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAE/C;;GAEG;AACH,8BAAsB,YAAY,CAAC,MAAM,CAAE,SAAQ,YAAY,CAAC,MAAM,CAAC;IACrE,SAAS,CAAC,QAAQ,EAAE,MAAM,CAAK;IAO/B,gBAAgB;IAIhB,gBAAgB;IAIhB,eAAe;IAef,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG;QAAC,GAAG,EAAE,MAAM,CAAC;QAAC,IAAI,EAAE,MAAM,CAAA;KAAC;IAQ1D,iBAAiB;CAIlB"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dGrid.js b/lib/uni-virtualizer/lib/layouts/Layout1dGrid.js
index 24db275ef90173740b73488f8816fbf3344dff78..f9fdf72e948f74f384cb655887b12862afde5547 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dGrid.js
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dGrid.js
@@ -3,10 +3,14 @@ import { Layout1dBase } from './Layout1dBase.js';
* TODO @straversi: document and test this Layout.
*/
export class Layout1dGrid extends Layout1dBase {
- constructor(config) {
- super(config);
+ constructor() {
+ super(...arguments);
this._rolumns = 1;
}
+ // constructor(config) {
+ // super(config);
+ // this._rolumns = 1;
+ // }
_viewDim2Changed() {
this._scheduleLayoutUpdate();
}
@@ -36,3 +40,4 @@ export class Layout1dGrid extends Layout1dBase {
Math.max(1, Math.ceil(this._totalItems / this._rolumns) * this._delta + this._spacing);
}
}
+//# sourceMappingURL=Layout1dGrid.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dGrid.js.map b/lib/uni-virtualizer/lib/layouts/Layout1dGrid.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..d5b5318d4d7ba2efa45ae788e5ef20563707af2d
--- /dev/null
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dGrid.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"Layout1dGrid.js","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dGrid.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAE/C;;GAEG;AACH,MAAM,OAAgB,YAAqB,SAAQ,YAAoB;IAAvE;;QACY,aAAQ,GAAW,CAAC,CAAC;IA0CjC,CAAC;IAxCC,wBAAwB;IACxB,mBAAmB;IACnB,uBAAuB;IACvB,IAAI;IAEJ,gBAAgB;QACd,IAAI,CAAC,qBAAqB,EAAE,CAAC;IAC/B,CAAC;IAED,gBAAgB;QACd,IAAI,CAAC,qBAAqB,EAAE,CAAC;IAC/B,CAAC;IAED,eAAe;QACb,MAAM,GAAG,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC,EAAE,IAAI,CAAC,eAAe,GAAG,IAAI,CAAC,SAAS,CAAC,CAAC;QAC/D,MAAM,GAAG,GAAG,IAAI,CAAC,GAAG,CAChB,IAAI,CAAC,WAAW,EAChB,IAAI,CAAC,eAAe,GAAG,IAAI,CAAC,SAAS,GAAG,IAAI,CAAC,SAAS,CAAC,CAAC;QAC5D,MAAM,QAAQ,GAAG,IAAI,CAAC,KAAK,CAAC,GAAG,GAAG,IAAI,CAAC,MAAM,CAAC,CAAC;QAC/C,MAAM,OAAO,GAAG,IAAI,CAAC,IAAI,CAAC,GAAG,GAAG,IAAI,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC;QAEjD,IAAI,CAAC,MAAM,GAAG,QAAQ,GAAG,IAAI,CAAC,QAAQ,CAAC;QACvC,IAAI,CAAC,KAAK;YACN,IAAI,CAAC,GAAG,CAAC,CAAC,CAAC,OAAO,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC,QAAQ,CAAC,GAAG,CAAC,EAAE,IAAI,CAAC,WAAW,GAAG,CAAC,CAAC,CAAC;QACxE,IAAI,CAAC,YAAY,GAAG,IAAI,CAAC,MAAM,GAAG,QAAQ,CAAC;QAC3C,IAAI,CAAC,YAAY,GAAG,IAAI,CAAC,MAAM,GAAG,CAAC,OAAO,GAAG,CAAC,CAAC,CAAC;IAClD,CAAC;IAED,gBAAgB,CAAC,GAAW;QAC1B,OAAO;YACL,CAAC,IAAI,CAAC,YAAY,CAAC,EAAE,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC,KAAK,CAAC,GAAG,GAAG,IAAI,CAAC,QAAQ,CAAC,GAAG,IAAI,CAAC,MAAM;YAC9E,CAAC,IAAI,CAAC,qBAAqB,CAAC,EAAE,IAAI,CAAC,QAAQ;gBAC3C,CAAC,CAAC,GAAG,GAAG,IAAI,CAAC,QAAQ,CAAC,GAAG,CAAC,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC,SAAS,CAAC,CAAC;SACrB,CAAC;IAC9C,CAAC;IAED,iBAAiB;QACf,IAAI,CAAC,WAAW;YACZ,IAAI,CAAC,GAAG,CAAC,CAAC,EAAE,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,WAAW,GAAG,IAAI,CAAC,QAAQ,CAAC,GAAG,IAAI,CAAC,MAAM,GAAG,IAAI,CAAC,QAAQ,CAAC,CAAC;IAC7F,CAAC;CACF","sourcesContent":["import {Layout1dBase} from './Layout1dBase.js';\n\n/**\n * TODO @straversi: document and test this Layout.\n */\nexport abstract class Layout1dGrid<Config> extends Layout1dBase<Config> {\n protected _rolumns: number = 1;\n\n // constructor(config) {\n // super(config);\n // this._rolumns = 1;\n // }\n\n _viewDim2Changed() {\n this._scheduleLayoutUpdate();\n }\n\n _itemDim2Changed() {\n this._scheduleLayoutUpdate();\n }\n\n _getActiveItems() {\n const min = Math.max(0, this._scrollPosition - this._overhang);\n const max = Math.min(\n this._scrollSize,\n this._scrollPosition + this._viewDim1 + this._overhang);\n const firstCow = Math.floor(min / this._delta);\n const lastCow = Math.ceil(max / this._delta) - 1;\n\n this._first = firstCow * this._rolumns;\n this._last =\n Math.min(((lastCow + 1) * this._rolumns) - 1, this._totalItems - 1);\n this._physicalMin = this._delta * firstCow;\n this._physicalMax = this._delta * (lastCow + 1);\n }\n\n _getItemPosition(idx: number): {top: number, left: number} {\n return {\n [this._positionDim]: this._spacing + Math.floor(idx / this._rolumns) * this._delta,\n [this._secondaryPositionDim]: this._spacing +\n ((idx % this._rolumns) * (this._spacing + this._itemDim2))\n } as unknown as {top: number, left: number};\n }\n\n _updateScrollSize() {\n this._scrollSize =\n Math.max(1, Math.ceil(this._totalItems / this._rolumns) * this._delta + this._spacing);\n }\n}\n"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.d.ts b/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.d.ts
index aeb4125400544350993c7c2b5c934b5931b9d163..4e5324c76353f7af1f7f4d8f1981ff2684b258ab 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.d.ts
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.d.ts
@@ -1,6 +1,7 @@
import { Layout1dGrid } from './Layout1dGrid.js';
+import { Layout1dBaseConfig } from './Layout1dBase.js';
import { ItemBox } from './Layout';
-export declare class Layout1dNaturalSizeGrid extends Layout1dGrid {
+export declare class Layout1dNaturalSizeGrid extends Layout1dGrid<Layout1dBaseConfig> {
updateItemSizes(sizes: {
[key: number]: ItemBox;
}): void;
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.d.ts.map b/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.d.ts.map
index 602b691726e6fb10dd3c8e430253267e8f0bafcf..5b45aac00d294a71c6a6a6ba4a6fb75ff4530a98 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.d.ts.map
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"Layout1dNaturalSizeGrid.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAC/C,OAAO,EAAC,OAAO,EAAC,MAAM,UAAU,CAAC;AAEjC,qBAAa,uBAAwB,SAAQ,YAAY;IACrD,eAAe,CAAC,KAAK,EAAE;QAAC,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO,CAAA;KAAC;IAQ7C,aAAa;CAYlB"}
\ No newline at end of file
+{"version":3,"file":"Layout1dNaturalSizeGrid.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAC/C,OAAO,EAAC,kBAAkB,EAAC,MAAM,mBAAmB,CAAC;AACrD,OAAO,EAAC,OAAO,EAAC,MAAM,UAAU,CAAC;AAEjC,qBAAa,uBAAwB,SAAQ,YAAY,CAAC,kBAAkB,CAAC;IACzE,eAAe,CAAC,KAAK,EAAE;QAAC,CAAC,GAAG,EAAE,MAAM,GAAG,OAAO,CAAA;KAAC;IAQ7C,aAAa;CAYlB"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.js b/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.js
index 7ba0132588ff7979f3b004188241fa8334abaead..b188b16d0fe9a2889e18fa40f2a18377682632a4 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.js
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.js
@@ -20,3 +20,4 @@ export class Layout1dNaturalSizeGrid extends Layout1dGrid {
this._spacingChanged = !(_spacing === this._spacing);
}
}
+//# sourceMappingURL=Layout1dNaturalSizeGrid.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.js.map b/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..cf506e8d0dcce673437abc94de413141f2cf4df8
--- /dev/null
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"Layout1dNaturalSizeGrid.js","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dNaturalSizeGrid.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAI/C,MAAM,OAAO,uBAAwB,SAAQ,YAAgC;IACzE,eAAe,CAAC,KAA+B;QAC3C,uCAAuC;QACvC,MAAM,IAAI,GAAG,MAAM,CAAC,MAAM,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;QACrC,IAAI,IAAI,EAAE;YACR,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC;SACtB;IACH,CAAC;IAED,aAAa;QACX,MAAM,EAAC,QAAQ,EAAC,GAAG,IAAI,CAAC;QACxB,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,SAAS,GAAG,IAAI,CAAC,SAAS,CAAC,CAAC,CAAC;QACzE,IAAI,IAAI,CAAC,QAAQ,GAAG,CAAC,EAAE;YACrB,IAAI,CAAC,QAAQ,GAAG,CAAC,IAAI,CAAC,SAAS,GAAG,CAAC,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC,SAAS,CAAC,CAAC;gBAC/D,CAAC,IAAI,CAAC,QAAQ,GAAG,CAAC,CAAC,CAAC;SACzB;aACI;YACH,IAAI,CAAC,QAAQ,GAAG,CAAC,CAAC;SACnB;QACD,IAAI,CAAC,eAAe,GAAG,CAAC,CAAC,QAAQ,KAAK,IAAI,CAAC,QAAQ,CAAC,CAAC;IACvD,CAAC;CACN","sourcesContent":["import {Layout1dGrid} from './Layout1dGrid.js';\nimport {Layout1dBaseConfig} from './Layout1dBase.js';\nimport {ItemBox} from './Layout';\n\nexport class Layout1dNaturalSizeGrid extends Layout1dGrid<Layout1dBaseConfig> {\n updateItemSizes(sizes: {[key: number]: ItemBox}) {\n // Assume all items have the same size.\n const size = Object.values(sizes)[0];\n if (size) {\n this.itemSize = size;\n }\n }\n \n _updateLayout() {\n const {_spacing} = this;\n this._rolumns = Math.max(1, Math.floor(this._viewDim2 / this._itemDim2));\n if (this._rolumns > 1) {\n this._spacing = (this._viewDim2 % (this._rolumns * this._itemDim2)) /\n (this._rolumns + 1);\n }\n else {\n this._spacing = 0;\n }\n this._spacingChanged = !(_spacing === this._spacing);\n } \n}"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.d.ts b/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.d.ts
index 6aea3ca7ab177d3750be3c5e0179cff8930dbf0b..f7d46726678162fc91735c45111fce60687c1dca 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.d.ts
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.d.ts
@@ -1,10 +1,20 @@
+import { Layout1dBaseConfig } from './Layout1dBase.js';
import { Layout1dGrid } from './Layout1dGrid.js';
import { Positions } from './Layout.js';
-export declare class Layout1dSquareGrid extends Layout1dGrid {
+interface Layout1dSquareGridConfig extends Layout1dBaseConfig {
+ spacing?: number;
+ idealSize?: number;
+}
+declare type Layout1dSquareGridSpecifier = Layout1dSquareGridConfig & {
+ type: new (config?: Layout1dSquareGridConfig) => Layout1dSquareGrid;
+};
+declare type Layout1dSquareGridSpecifierFactory = (config?: Layout1dSquareGridConfig) => Layout1dSquareGridSpecifier;
+export declare const layout1dSquareGrid: Layout1dSquareGridSpecifierFactory;
+export declare class Layout1dSquareGrid extends Layout1dGrid<Layout1dSquareGridConfig> {
protected _idealSize: number;
- constructor(config: any);
- set idealSize(px: any);
+ set idealSize(px: number);
_getItemPosition(idx: number): Positions;
_updateLayout(): void;
}
+export {};
//# sourceMappingURL=Layout1dSquareGrid.d.ts.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.d.ts.map b/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.d.ts.map
index a283b0668bda6eac853d0d53ad7d675f770ecfad..9fcaf8aa40d8116114cd4785986408c7ff0b0feb 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.d.ts.map
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"Layout1dSquareGrid.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAC/C,OAAO,EAAC,SAAS,EAAC,MAAM,aAAa,CAAC;AAEtC,qBAAa,kBAAmB,SAAQ,YAAY;IAClD,SAAS,CAAC,UAAU,EAAE,MAAM,CAAC;gBAEjB,MAAM,KAAA;IAOlB,IAAI,SAAS,CAAC,EAAE,KAAA,EAKf;IAED,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG,SAAS;IAIxC,aAAa;CASd"}
\ No newline at end of file
+{"version":3,"file":"Layout1dSquareGrid.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.ts"],"names":[],"mappings":"AAAA,OAAO,EAAC,kBAAkB,EAAC,MAAM,mBAAmB,CAAC;AACrD,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAC/C,OAAO,EAAC,SAAS,EAAC,MAAM,aAAa,CAAC;AAEtC,UAAU,wBAAyB,SAAQ,kBAAkB;IAC3D,OAAO,CAAC,EAAE,MAAM,CAAC;IACjB,SAAS,CAAC,EAAE,MAAM,CAAA;CACnB;AAED,aAAK,2BAA2B,GAAG,wBAAwB,GAAG;IAC5D,IAAI,EAAE,KAAI,MAAM,CAAC,EAAE,wBAAwB,KAAK,kBAAkB,CAAA;CACnE,CAAA;AAED,aAAK,kCAAkC,GAAG,CAAC,MAAM,CAAC,EAAE,wBAAwB,KAAK,2BAA2B,CAAC;AAE7G,eAAO,MAAM,kBAAkB,EAAE,kCAEvB,CAAC;AAEX,qBAAa,kBAAmB,SAAQ,YAAY,CAAC,wBAAwB,CAAC;IAC5E,SAAS,CAAC,UAAU,EAAE,MAAM,CAAO;IASnC,IAAI,SAAS,CAAC,EAAE,EAAE,MAAM,EAKvB;IAED,gBAAgB,CAAC,GAAG,EAAE,MAAM,GAAG,SAAS;IAIxC,aAAa;CASd"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.js b/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.js
index 27636003a5baa3d56b60693222ed0e84561ff796..ce7b984d5b60e2ae09942df097049732d949390f 100644
--- a/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.js
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.js
@@ -1,11 +1,18 @@
import { Layout1dGrid } from './Layout1dGrid.js';
+export const layout1dSquareGrid = (config) => Object.assign({
+ type: Layout1dSquareGrid
+}, config);
export class Layout1dSquareGrid extends Layout1dGrid {
- constructor(config) {
- super(config);
- if (config.idealSize === undefined) {
- this._idealSize = 200;
- }
+ constructor() {
+ super(...arguments);
+ this._idealSize = 200;
}
+ // constructor(config) {
+ // super(config);
+ // if (config.idealSize === undefined) {
+ // this._idealSize = 200;
+ // }
+ // }
set idealSize(px) {
if (px !== this._idealSize) {
this._idealSize = px;
@@ -25,3 +32,4 @@ export class Layout1dSquareGrid extends Layout1dGrid {
}
}
}
+//# sourceMappingURL=Layout1dSquareGrid.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.js.map b/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..701d12281865e1459666458e9418a96696813f3b
--- /dev/null
+++ b/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"Layout1dSquareGrid.js","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/layouts/Layout1dSquareGrid.ts"],"names":[],"mappings":"AACA,OAAO,EAAC,YAAY,EAAC,MAAM,mBAAmB,CAAC;AAc/C,MAAM,CAAC,MAAM,kBAAkB,GAAuC,CAAC,MAAiC,EAAE,EAAE,CAAC,MAAM,CAAC,MAAM,CAAC;IACzH,IAAI,EAAE,kBAAkB;CACzB,EAAE,MAAM,CAAC,CAAC;AAEX,MAAM,OAAO,kBAAmB,SAAQ,YAAsC;IAA9E;;QACY,eAAU,GAAW,GAAG,CAAC;IA6BrC,CAAC;IA3BC,wBAAwB;IACxB,mBAAmB;IACnB,0CAA0C;IAC1C,+BAA+B;IAC/B,MAAM;IACN,IAAI;IAEJ,IAAI,SAAS,CAAC,EAAU;QACtB,IAAI,EAAE,KAAK,IAAI,CAAC,UAAU,EAAE;YAC1B,IAAI,CAAC,UAAU,GAAG,EAAE,CAAC;YACrB,IAAI,CAAC,qBAAqB,EAAE,CAAC;SAC9B;IACH,CAAC;IAED,gBAAgB,CAAC,GAAW;QAC1B,OAAO,MAAM,CAAC,MAAM,CAAC,KAAK,CAAC,gBAAgB,CAAC,GAAG,CAAC,EAAE,IAAI,CAAC,SAAS,CAAC,CAAC;IACpE,CAAC;IAED,aAAa;QACX,MAAM,QAAQ,GAAG,IAAI,CAAC,SAAS,GAAG,IAAI,CAAC,UAAU,CAAC;QAClD,IAAI,CAAC,QAAQ,GAAG,QAAQ,GAAG,CAAC,GAAG,GAAG,CAAC,CAAC,CAAC,IAAI,CAAC,KAAK,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAC;QAChF,MAAM,OAAO,GAAG,CAAC,IAAI,CAAC,SAAS,GAAG,CAAC,CAAC,IAAI,CAAC,QAAQ,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC,QAAQ,CAAC,CAAC,GAAG,IAAI,CAAC,QAAQ,CAAC;QACzF,IAAI,OAAO,KAAK,IAAI,CAAC,SAAS,CAAC,KAAK,EAAE;YACpC,IAAI,CAAC,SAAS,GAAG,EAAE,KAAK,EAAE,OAAO,EAAE,MAAM,EAAE,OAAO,EAAE,CAAC;YACrD,IAAI,CAAC,eAAe,GAAG,IAAI,CAAC;SAC7B;IACH,CAAC;CACF","sourcesContent":["import {Layout1dBaseConfig} from './Layout1dBase.js';\nimport {Layout1dGrid} from './Layout1dGrid.js';\nimport {Positions} from './Layout.js';\n\ninterface Layout1dSquareGridConfig extends Layout1dBaseConfig {\n spacing?: number,\n idealSize?: number\n}\n\ntype Layout1dSquareGridSpecifier = Layout1dSquareGridConfig & {\n type: new(config?: Layout1dSquareGridConfig) => Layout1dSquareGrid\n}\n\ntype Layout1dSquareGridSpecifierFactory = (config?: Layout1dSquareGridConfig) => Layout1dSquareGridSpecifier;\n\nexport const layout1dSquareGrid: Layout1dSquareGridSpecifierFactory = (config?: Layout1dSquareGridConfig) => Object.assign({\n type: Layout1dSquareGrid\n}, config);\n\nexport class Layout1dSquareGrid extends Layout1dGrid<Layout1dSquareGridConfig> {\n protected _idealSize: number = 200;\n\n // constructor(config) {\n // super(config);\n // if (config.idealSize === undefined) {\n // this._idealSize = 200;\n // }\n // }\n\n set idealSize(px: number) {\n if (px !== this._idealSize) {\n this._idealSize = px;\n this._scheduleLayoutUpdate();\n }\n }\n\n _getItemPosition(idx: number): Positions {\n return Object.assign(super._getItemPosition(idx), this._itemSize);\n }\n\n _updateLayout() {\n const frolumns = this._viewDim2 / this._idealSize;\n this._rolumns = frolumns % 1 < 0.5 ? Math.floor(frolumns) : Math.ceil(frolumns);\n const adjSize = (this._viewDim2 - ((this._rolumns + 1) * this._spacing)) / this._rolumns;\n if (adjSize !== this._itemSize.width) {\n this._itemSize = { width: adjSize, height: adjSize };\n this._spacingChanged = true;\n }\n } \n}"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.d.ts b/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.d.ts
index d9f205869ab7ecc5e93b11c8310941611bbc18fa..da9f9dc7cdee3c8af63f235aec6913cde5362f1d 100644
--- a/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.d.ts
+++ b/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.d.ts
@@ -1,2 +1,6 @@
-export default function EventTarget(): Promise<any>;
+interface EventTargetConstructor {
+ new (): EventTarget;
+}
+export default function EventTarget(): Promise<EventTargetConstructor>;
+export {};
//# sourceMappingURL=EventTarget.d.ts.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.d.ts.map b/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.d.ts.map
index ff50f3f8186e7b5ffc8ccf6c656dd39a0d56d9f3..7e5f49dc04b97a08ca30dc564ae41bacf8baa143 100644
--- a/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.d.ts.map
+++ b/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"EventTarget.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.ts"],"names":[],"mappings":"AAEA,wBAA8B,WAAW,iBAExC"}
\ No newline at end of file
+{"version":3,"file":"EventTarget.d.ts","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.ts"],"names":[],"mappings":"AAEA,UAAU,sBAAsB;IAC5B,QAAO,WAAW,CAAA;CACrB;AAKD,wBAA8B,WAAW,oCAExC"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js b/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js
index d92179f7fd5315203f870a6963e871dc8ddf6c0c..362e284121b97e0fba0925225777aebc32e26b8d 100644
--- a/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js
+++ b/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js
@@ -1,14 +1,15 @@
-let _ET, ET;
+let _ET;
+let ET;
export default async function EventTarget() {
- return ET || init();
+ return ET || init();
}
async function init() {
- _ET = window.EventTarget;
- try {
- new _ET();
- }
- catch (_a) {
- _ET = (await import('event-target-shim')).EventTarget;
- }
- return (ET = _ET);
+ _ET = window.EventTarget;
+ try {
+ new _ET();
+ } catch (_a) {
+ _ET = (await import("event-target-shim")).default.EventTarget;
+ }
+ return (ET = _ET);
}
+//# sourceMappingURL=EventTarget.js.map
diff --git a/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js.map b/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..4ce7a8b18f1f07910bae2b2fd08b8b9cddf2d9ca
--- /dev/null
+++ b/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"EventTarget.js","sourceRoot":"","sources":["../../../../src/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.ts"],"names":[],"mappings":"AAMA,IAAI,GAA+C,CAAC;AACpD,IAAI,EAA0B,CAAC;AAE/B,MAAM,CAAC,OAAO,CAAC,KAAK,UAAU,WAAW;IACrC,OAAO,EAAE,IAAI,IAAI,EAAE,CAAC;AACxB,CAAC;AAED,KAAK,UAAU,IAAI;IACf,GAAG,GAAG,MAAM,CAAC,WAAW,CAAC;IACzB,IAAI;QACA,IAAI,GAAG,EAAE,CAAC;KACb;IACD,WAAM;QACF,GAAG,GAAG,CAAC,MAAM,MAAM,CAAC,mBAAmB,CAAC,CAAC,CAAC,WAAW,CAAC;KACzD;IACD,OAAO,CAAC,EAAE,GAAG,GAAG,CAAC,CAAC;AACtB,CAAC","sourcesContent":["type EventTargetModule = typeof import('event-target-shim');\n\ninterface EventTargetConstructor {\n new(): EventTarget\n}\n\nlet _ET: EventTargetModule | EventTargetConstructor;\nlet ET: EventTargetConstructor;\n\nexport default async function EventTarget() {\n return ET || init();\n}\n\nasync function init() {\n _ET = window.EventTarget;\n try {\n new _ET();\n }\n catch {\n _ET = (await import('event-target-shim')).EventTarget;\n }\n return (ET = _ET);\n}"]}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/uni-virtualizer.d.ts b/lib/uni-virtualizer/uni-virtualizer.d.ts
index 60838ab88dbfc1aa5889ba3a24729ac7f7a668e3..4137a2752ade8a4a41893635ed94ea0ad572a2e7 100644
--- a/lib/uni-virtualizer/uni-virtualizer.d.ts
+++ b/lib/uni-virtualizer/uni-virtualizer.d.ts
@@ -1,4 +1,4 @@
export { VirtualScroller, RangeChangeEvent, scrollerRef } from './lib/VirtualScroller.js';
-export { Layout1d } from './lib/layouts/Layout1d.js';
+export { Layout1d, layout1d } from './lib/layouts/Layout1d.js';
export { Layout1dGrid } from './lib/layouts/Layout1dGrid.js';
//# sourceMappingURL=uni-virtualizer.d.ts.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/uni-virtualizer.d.ts.map b/lib/uni-virtualizer/uni-virtualizer.d.ts.map
index d045b7d96beda8cc80bc3a3b82e22ff23131a44f..38e1246ce67e788109d6c9310210a601693b6f95 100644
--- a/lib/uni-virtualizer/uni-virtualizer.d.ts.map
+++ b/lib/uni-virtualizer/uni-virtualizer.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"uni-virtualizer.d.ts","sourceRoot":"","sources":["../../src/lib/uni-virtualizer/uni-virtualizer.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,eAAe,EAAE,gBAAgB,EAAE,WAAW,EAAE,MAAM,0BAA0B,CAAC;AAE1F,OAAO,EAAE,QAAQ,EAAE,MAAM,2BAA2B,CAAC;AACrD,OAAO,EAAE,YAAY,EAAE,MAAM,+BAA+B,CAAC"}
\ No newline at end of file
+{"version":3,"file":"uni-virtualizer.d.ts","sourceRoot":"","sources":["../../src/lib/uni-virtualizer/uni-virtualizer.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,eAAe,EAAE,gBAAgB,EAAE,WAAW,EAAE,MAAM,0BAA0B,CAAC;AAE1F,OAAO,EAAE,QAAQ,EAAE,QAAQ,EAAE,MAAM,2BAA2B,CAAC;AAC/D,OAAO,EAAE,YAAY,EAAE,MAAM,+BAA+B,CAAC"}
\ No newline at end of file
diff --git a/lib/uni-virtualizer/uni-virtualizer.js b/lib/uni-virtualizer/uni-virtualizer.js
index abbfd723d9d0013a5afa3641ace55bd4b89be275..ed6b82aedaa51d4c38de726c0db6e21d01759f5f 100644
--- a/lib/uni-virtualizer/uni-virtualizer.js
+++ b/lib/uni-virtualizer/uni-virtualizer.js
@@ -1,3 +1,4 @@
export { VirtualScroller, scrollerRef } from './lib/VirtualScroller.js';
-export { Layout1d } from './lib/layouts/Layout1d.js';
+export { Layout1d, layout1d } from './lib/layouts/Layout1d.js';
export { Layout1dGrid } from './lib/layouts/Layout1dGrid.js';
+//# sourceMappingURL=uni-virtualizer.js.map
\ No newline at end of file
diff --git a/lib/uni-virtualizer/uni-virtualizer.js.map b/lib/uni-virtualizer/uni-virtualizer.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..326d70cd4eedd257fb6fbb0078255e2882c49724
--- /dev/null
+++ b/lib/uni-virtualizer/uni-virtualizer.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"uni-virtualizer.js","sourceRoot":"","sources":["../../src/lib/uni-virtualizer/uni-virtualizer.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,eAAe,EAAoB,WAAW,EAAE,MAAM,0BAA0B,CAAC;AAE1F,OAAO,EAAE,QAAQ,EAAE,QAAQ,EAAE,MAAM,2BAA2B,CAAC;AAC/D,OAAO,EAAE,YAAY,EAAE,MAAM,+BAA+B,CAAC","sourcesContent":["export { VirtualScroller, RangeChangeEvent, scrollerRef } from './lib/VirtualScroller.js';\n\nexport { Layout1d, layout1d } from './lib/layouts/Layout1d.js';\nexport { Layout1dGrid } from './lib/layouts/Layout1dGrid.js';\n"]}
\ No newline at end of file
diff --git a/lit-virtualizer.d.ts b/lit-virtualizer.d.ts
index 1c857d4bc1aeb43b56a7923b990ddcd094b09be2..58204903e4356b38a34df0ba29fec6390d435078 100644
--- a/lit-virtualizer.d.ts
+++ b/lit-virtualizer.d.ts
@@ -1,4 +1,4 @@
export { scroll } from './lib/scroll.js';
-export { Layout1d, Layout1dGrid, RangeChangeEvent, scrollerRef } from './lib/uni-virtualizer/uni-virtualizer.js';
+export { Layout1d, layout1d, Layout1dGrid, RangeChangeEvent, scrollerRef } from './lib/uni-virtualizer/uni-virtualizer.js';
export { LitVirtualizer } from './lib/lit-virtualizer.js';
//# sourceMappingURL=lit-virtualizer.d.ts.map
\ No newline at end of file
diff --git a/lit-virtualizer.d.ts.map b/lit-virtualizer.d.ts.map
index 3a1ccb65e6cefe6192415cdbb5e6dfa1f273233c..08ad361b84e378b6052924266a57fca5a48177b0 100644
--- a/lit-virtualizer.d.ts.map
+++ b/lit-virtualizer.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"lit-virtualizer.d.ts","sourceRoot":"","sources":["src/lit-virtualizer.ts"],"names":[],"mappings":"AACA,OAAO,EAAE,MAAM,EAAE,MAAM,iBAAiB,CAAC;AACzC,OAAO,EAAE,QAAQ,EAAE,YAAY,EAAE,gBAAgB,EAAE,WAAW,EAAE,MAAM,0CAA0C,CAAC;AACjH,OAAO,EAAE,cAAc,EAAE,MAAM,0BAA0B,CAAC"}
\ No newline at end of file
+{"version":3,"file":"lit-virtualizer.d.ts","sourceRoot":"","sources":["src/lit-virtualizer.ts"],"names":[],"mappings":"AACA,OAAO,EAAE,MAAM,EAAE,MAAM,iBAAiB,CAAC;AACzC,OAAO,EAAE,QAAQ,EAAE,QAAQ,EAAE,YAAY,EAAE,gBAAgB,EAAE,WAAW,EAAE,MAAM,0CAA0C,CAAC;AAC3H,OAAO,EAAE,cAAc,EAAE,MAAM,0BAA0B,CAAC"}
\ No newline at end of file
diff --git a/lit-virtualizer.js b/lit-virtualizer.js
index 1774c8a7f63ab390fd6bb96ce2f58dccef32c211..ef3497547e82647ab7282927e83a32ed39456b4c 100644
--- a/lit-virtualizer.js
+++ b/lit-virtualizer.js
@@ -1,4 +1,5 @@
// export { repeat } from './lib/repeat.js';
export { scroll } from './lib/scroll.js';
-export { Layout1d, Layout1dGrid, scrollerRef } from './lib/uni-virtualizer/uni-virtualizer.js';
+export { Layout1d, layout1d, Layout1dGrid, scrollerRef } from './lib/uni-virtualizer/uni-virtualizer.js';
export { LitVirtualizer } from './lib/lit-virtualizer.js';
+//# sourceMappingURL=lit-virtualizer.js.map
\ No newline at end of file
diff --git a/lit-virtualizer.js.map b/lit-virtualizer.js.map
new file mode 100644
index 0000000000000000000000000000000000000000..c0c3a0f6bb2af1571380e7f79e81a6affa787f18
--- /dev/null
+++ b/lit-virtualizer.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"lit-virtualizer.js","sourceRoot":"","sources":["src/lit-virtualizer.ts"],"names":[],"mappings":"AAAA,4CAA4C;AAC5C,OAAO,EAAE,MAAM,EAAE,MAAM,iBAAiB,CAAC;AACzC,OAAO,EAAE,QAAQ,EAAE,QAAQ,EAAE,YAAY,EAAoB,WAAW,EAAE,MAAM,0CAA0C,CAAC;AAC3H,OAAO,EAAE,cAAc,EAAE,MAAM,0BAA0B,CAAC","sourcesContent":["// export { repeat } from './lib/repeat.js';\nexport { scroll } from './lib/scroll.js';\nexport { Layout1d, layout1d, Layout1dGrid, RangeChangeEvent, scrollerRef } from './lib/uni-virtualizer/uni-virtualizer.js';\nexport { LitVirtualizer } from './lib/lit-virtualizer.js';\n"]}
\ No newline at end of file
diff --git a/package.json b/package.json
index b9854ae5453193acdc822d0b06e02674733844a1..f1194c01e74606efba3403df51f2adbadd5b0da6 100644
--- a/package.json
+++ b/package.json
@@ -45,8 +45,7 @@
"rollup-plugin-node-resolve": "^4.2.3",
"rollup-plugin-terser": "^5.0.0",
"tachometer": "^0.4.7",
- "tslint": "^5.18.0",
- "typescript": "^4.0.2"
+ "typescript": "^4.1.3"
},
"dependencies": {
"event-target-shim": "^5.0.1",
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