React UI: Changing color for a shape

cvat-canvas/src/typescript/canvasView.ts

@@ -464,9 +464,10 @@ export class CanvasViewImpl implements CanvasView, Listener {
                     const circle: SVG.Circle = this.nested
                         .circle(this.options.pointSize)
                         .stroke('black')
-                        .fill(shape.node.getAttribute('fill') || 'inherit')
+                        .fill('inherit')
                         .center(cx, cy)
                         .attr({
+                            'fill-opacity': 1,
                             'stroke-width': consts.POINTS_STROKE_WIDTH / self.geometry.scale,
                         });
 
@@ -496,6 +497,11 @@ export class CanvasViewImpl implements CanvasView, Listener {
                 deepSelect: true,
             });
         }
+
+        const handler = shape.remember('_selectHandler');
+        if (handler && handler.nested) {
+            handler.nested.fill(shape.attr('fill'));
+        }
     }
 
     public constructor(model: CanvasModel & Master, controller: CanvasController) {
@@ -1314,10 +1320,7 @@ export class CanvasViewImpl implements CanvasView, Listener {
             .addClass('cvat_canvas_shape').attr({
                 clientID: state.clientID,
                 id: `cvat_canvas_shape_${state.clientID}`,
-                fill: state.color,
                 'data-z-order': state.zOrder,
-            }).style({
-                'fill-opacity': 1,
             });
 
         group.bbox = basicPolyline.bbox.bind(basicPolyline);

cvat-core/src/annotations-objects.js

@@ -345,7 +345,7 @@
 
             if (updated.color) {
                 checkObjectType('color', data.color, 'string', null);
-                if (/^#[0-9A-F]{6}$/i.test(data.color)) {
+                if (!/^#[0-9A-F]{6}$/i.test(data.color)) {
                     throw new ArgumentError(
                         `Got invalid color value: "${data.color}"`,
                     );

cvat-ui/src/components/annotation-page/standard-workspace/canvas-wrapper.tsx

@@ -302,15 +302,12 @@ export default class CanvasWrapperComponent extends React.PureComponent<Props> {
             // TODO: In this approach CVAT-UI know details of implementations CVAT-CANVAS (svg.js)
             const shapeView = window.document.getElementById(`cvat_canvas_shape_${state.clientID}`);
             if (shapeView) {
-                if (['rect', 'polygon', 'polyline'].includes(shapeView.tagName)) {
-                    (shapeView as any).instance.fill({ color: shapeColor, opacity: opacity / 100 });
-                    (shapeView as any).instance.stroke({ color: blackBorders ? 'black' : shapeColor });
-                } else {
-                    // group of points
-                    for (const child of (shapeView as any).instance.children()) {
-                        child.fill({ color: shapeColor });
-                    }
+                const handler = (shapeView as any).instance.remember('_selectHandler');
+                if (handler && handler.nested) {
+                    handler.nested.fill({ color: shapeColor });
                 }
+                (shapeView as any).instance.fill({ color: shapeColor, opacity: opacity / 100 });
+                (shapeView as any).instance.stroke({ color: blackBorders ? 'black' : shapeColor });
             }
         }
     }

cvat-ui/src/components/annotation-page/standard-workspace/objects-side-bar/color-changer.tsx

@@ -0,0 +1,56 @@
+import React from 'react';
+
+import {
+    Row,
+    Col,
+    Button,
+} from 'antd';
+
+interface Props {
+    colors: string[];
+    onChange(color: string): void;
+}
+
+function ColorChanger(props: Props): JSX.Element {
+    const {
+        colors,
+        onChange,
+    } = props;
+
+    const cols = 6;
+    const rows = Math.ceil(colors.length / cols);
+
+    const antdRows = [];
+    for (let row = 0; row < rows; row++) {
+        const antdCols = [];
+        for (let col = 0; col < cols; col++) {
+            const idx = row * cols + col;
+            if (idx >= colors.length) {
+                break;
+            }
+            const color = colors[idx];
+            antdCols.push(
+                <Col key={col} span={4}>
+                    <Button
+                        onClick={(): void => onChange(color)}
+                        style={{ background: color }}
+                        className='cvat-label-item-color-button'
+                    />
+                </Col>,
+            );
+        }
+
+        antdRows.push(
+            // eslint-disable-next-line react/no-children-prop
+            <Row key={row} children={antdCols} />,
+        );
+    }
+
+    return (
+        <>
+            {antdRows}
+        </>
+    );
+}
+
+export default React.memo(ColorChanger);

cvat-ui/src/components/annotation-page/standard-workspace/objects-side-bar/label-item.tsx

@@ -9,53 +9,7 @@ import {
 } from 'antd';
 
 import Text from 'antd/lib/typography/Text';
-
-interface PopoverContentProps {
-    colors: string[];
-    changeColor(color: string): void;
-}
-
-function PopoverContent(props: PopoverContentProps): JSX.Element {
-    const {
-        colors,
-        changeColor,
-    } = props;
-
-    const cols = 6;
-    const rows = Math.ceil(colors.length / cols);
-
-    const antdRows = [];
-    for (let row = 0; row < rows; row++) {
-        const antdCols = [];
-        for (let col = 0; col < cols; col++) {
-            const idx = row * cols + col;
-            if (idx >= colors.length) {
-                break;
-            }
-            const color = colors[idx];
-            antdCols.push(
-                <Col key={col} span={4}>
-                    <Button
-                        onClick={(): void => changeColor(color)}
-                        style={{ background: color }}
-                        className='cvat-label-item-color-button'
-                    />
-                </Col>,
-            );
-        }
-
-        antdRows.push(
-            // eslint-disable-next-line react/no-children-prop
-            <Row key={row} children={antdCols} />,
-        );
-    }
-
-    return (
-        <>
-            {antdRows}
-        </>
-    );
-}
+import ColorChanger from 'components/annotation-page/standard-workspace/objects-side-bar/color-changer';
 
 interface Props {
     labelName: string;
@@ -99,8 +53,8 @@ function LabelItemComponent(props: Props): JSX.Element {
                     placement='left'
                     trigger='click'
                     content={(
-                        <PopoverContent
-                            changeColor={changeColor}
+                        <ColorChanger
+                            onChange={changeColor}
                             colors={labelColors}
                         />
                     )}