Add support for setting image download resolution in the ERD tool. #6698

web/pgadmin/tools/erd/__init__.py

@@ -431,6 +431,19 @@ class ERDModule(PgAdminModule):
             )
         )
 
+        self.preference.register(
+            'options', 'image_pixel_ratio',
+            gettext('Image Download Resolution'), 'radioModern', '1',
+            category_label=PREF_LABEL_OPTIONS, options=[
+                {'label': gettext('Good'), 'value': '1'},
+                {'label': gettext('High'), 'value': '3'},
+                {'label': gettext('Very High'), 'value': '5'},
+            ],
+            help_str=gettext(
+                'Higher values will use higher memory and slower rendering.'
+            ),
+        )
+
         self.preference.register(
             'options',
             'sql_with_drop',

web/pgadmin/tools/erd/static/js/erd_tool/components/ERDTool.jsx

@@ -103,6 +103,16 @@ const StyledBox = styled(Box)(({theme})=>({
   '& .ERDTool-html2canvasReset': {
     backgroundImage: 'none !important',
     overflow: 'auto !important',
+    textRendering: 'geometricPrecision',
+
+    '& .TableNode-tableToolbar': {
+      visibility: 'hidden',
+    },
+
+    '& .TableNode-tableContent': {
+      borderTopLeftRadius: theme.shape.borderRadius,
+      borderTopRightRadius: theme.shape.borderRadius,
+    },
   }
 }));
 
@@ -163,7 +173,6 @@ export default class ERDTool extends React.Component {
     this.keyboardActionObj = null;
     this.erdDialogs = new ERDDialogs(this.context);
     this.apiObj = getApiInstance();
-    this.preferencesStore = usePreferences.getState();
     this.fmUtilsObj = new FileManagerUtils(this.apiObj, {modal: this.context});
     this.restore = props.params.restore == 'true';
     this.eventBus = new EventBus();
@@ -328,17 +337,25 @@ export default class ERDTool extends React.Component {
     this.setLoading(gettext('Preparing...'));
     this.registerEvents();
     this.diagramContainerRef.current?.focus();
-    const erdPref = this.preferencesStore.getPreferencesForModule('erd');
+    const erdPref = usePreferences.getState().getPreferencesForModule('erd');
     this.setState({
       preferences: erdPref,
-      is_new_tab: (this.preferencesStore.getPreferencesForModule('browser').new_browser_tab_open || '')
+      is_new_tab: (usePreferences.getState().getPreferencesForModule('browser').new_browser_tab_open || '')
         .includes('erd_tool'),
-      is_close_tab_warning: this.preferencesStore.getPreferencesForModule('browser').confirm_on_refresh_close,
+      is_close_tab_warning: usePreferences.getState().getPreferencesForModule('browser').confirm_on_refresh_close,
       cardinality_notation: erdPref.cardinality_notation,
     }, ()=>{
       this.registerKeyboardShortcuts();
       if(this.state.current_file)this.setTitle(this.state.current_file);
     });
+
+    usePreferences.subscribe((state)=>{
+      this.setState({
+        preferences: state.getPreferencesForModule('erd'),
+        is_close_tab_warning: state.getPreferencesForModule('browser').confirm_on_refresh_close,
+      });
+    });
+
     this.registerModelEvents();
     this.realignGrid({
       backgroundSize: '45px 45px',
@@ -808,7 +825,7 @@ export default class ERDTool extends React.Component {
         height = 32766;
         isCut = true;
       }
-      toPng(this.canvasEle, {width, height})
+      toPng(this.canvasEle, {width, height, pixelRatio: this.state.preferences.image_pixel_ratio || 1})
         .then((dataUrl)=>{
           DownloadUtils.downloadBase64UrlData(dataUrl, `${this.getCurrentProjectName()}.png`);
         }).catch((err)=>{

web/pgadmin/tools/erd/static/js/erd_tool/nodes/TableNode.jsx

@@ -27,7 +27,7 @@ import { Box } from '@mui/material';
 import { styled } from '@mui/material/styles';
 
 const TYPE = 'table';
-const TABLE_WIDTH = 175;
+const TABLE_WIDTH = 180;
 
 export class TableNodeModel extends DefaultNodeModel {
   constructor({otherInfo, ...options}) {
@@ -214,16 +214,31 @@ RowIcon.propTypes = {
 
 const StyledDiv = styled('div')(({theme})=>({
   '&.TableNode-tableNode': {
-    backgroundColor: theme.palette.background.default,
     color: theme.palette.text.primary,
-    ...theme.mixins.panelBorder.all,
-    borderRadius: theme.shape.borderRadius,
     position: 'relative',
     width: `${TABLE_WIDTH}px`,
     fontSize: '0.8em',
-    '& div:last-child': {
-      borderBottomLeftRadius: 'inherit',
-      borderBottomRightRadius: 'inherit',
+
+    '& .TableNode-tableContent': {
+      backgroundColor: theme.palette.background.default,
+      ...theme.mixins.panelBorder.all,
+      borderBottomLeftRadius: theme.shape.borderRadius,
+      borderBottomRightRadius: theme.shape.borderRadius,
+    },
+    '& .TableNode-tableToolbar': {
+      background: theme.otherVars.editorToolbarBg,
+      ...theme.mixins.panelBorder.all,
+      borderBottom: 'none',
+      borderTopLeftRadius: theme.shape.borderRadius,
+      borderTopRightRadius: theme.shape.borderRadius,
+      padding: '0.125rem 0.25rem',
+      display: 'flex',
+
+      '& .TableNode-noteBtn': {
+        marginLeft: 'auto',
+        backgroundColor: theme.palette.warning.main,
+        color: theme.palette.warning.contrastText,
+      },
     },
     '& .TableNode-tableSection': {
       ...theme.mixins.panelBorder.bottom,
@@ -237,16 +252,6 @@ const StyledDiv = styled('div')(({theme})=>({
           color: theme.palette.error.main,
         },
       },
-      '&.TableNode-tableToolbar': {
-        background: theme.otherVars.editorToolbarBg,
-        borderTopLeftRadius: 'inherit',
-        borderTopRightRadius: 'inherit',
-      },
-      '& .TableNode-noteBtn': {
-        marginLeft: 'auto',
-        backgroundColor: theme.palette.warning.main,
-        color: theme.palette.warning.contrastText,
-      },
     },
     '& .TableNode-columnSection': {
       display:'flex',
@@ -370,7 +375,7 @@ export class TableNodeWidget extends React.Component {
     return (
       <StyledDiv className={['TableNode-tableNode', (this.props.node.isSelected() ? 'TableNode-tableNodeSelected': '')].join(' ')}
         onDoubleClick={()=>{this.props.node.fireEvent({}, 'editTable');}} style={styles}>
-        <div className={'TableNode-tableSection TableNode-tableToolbar'}>
+        <div className={'TableNode-tableToolbar'}>
           <PgIconButton size="xs" title={gettext('Show Details')} icon={this.state.show_details ? <VisibilityRoundedIcon /> : <VisibilityOffRoundedIcon />}
             onClick={this.toggleShowDetails} onDoubleClick={(e)=>{e.stopPropagation();}} />
           {this.props.node.getNote() &&
@@ -381,24 +386,26 @@ export class TableNodeWidget extends React.Component {
               }}
             />}
         </div>
-        {tableMetaData.is_promise &&
+        <div className='TableNode-tableContent'>
+          {tableMetaData.is_promise &&
           <div className='TableNode-tableSection'>
             {!tableMetaData.data_failed && <div className='TableNode-tableNameText'>{gettext('Fetching...')}</div>}
             {tableMetaData.data_failed && <div className={'TableNode-tableNameText TableNode-error'}>{gettext('Failed to get data. Please delete this table.')}</div>}
           </div>}
-        {!tableMetaData.is_promise && <>
-          <div className='TableNode-tableSection'>
-            <RowIcon icon={SchemaIcon}/>
-            <div className='TableNode-tableNameText' data-test="schema-name">{tableData.schema}</div>
-          </div>
-          <div className='TableNode-tableSection'>
-            <RowIcon icon={TableIcon} />
-            <div className='TableNode-tableNameText' data-test="table-name">{tableData.name}</div>
-          </div>
-          {tableData.columns.length > 0 && <div>
-            {_.map(tableData.columns, (col)=>this.generateColumn(col, localFkCols, localUkCols))}
-          </div>}
-        </>}
+          {!tableMetaData.is_promise && <>
+            <div className='TableNode-tableSection'>
+              <RowIcon icon={SchemaIcon}/>
+              <div className='TableNode-tableNameText' data-test="schema-name">{tableData.schema}</div>
+            </div>
+            <div className='TableNode-tableSection'>
+              <RowIcon icon={TableIcon} />
+              <div className='TableNode-tableNameText' data-test="table-name">{tableData.name}</div>
+            </div>
+            {tableData.columns.length > 0 && <div>
+              {_.map(tableData.columns, (col)=>this.generateColumn(col, localFkCols, localUkCols))}
+            </div>}
+          </>}
+        </div>
       </StyledDiv>
     );
   }