diff --git a/libs/shared/lib/vis/visualizations/matrixvis/components/MatrixPixi.tsx b/libs/shared/lib/vis/visualizations/matrixvis/components/MatrixPixi.tsx
index e1e82846d02bff61288d987b240caf44c2d60ec1..489596fd810f764db03081f2249ae02f0247a68c 100644
--- a/libs/shared/lib/vis/visualizations/matrixvis/components/MatrixPixi.tsx
+++ b/libs/shared/lib/vis/visualizations/matrixvis/components/MatrixPixi.tsx
@@ -2,7 +2,7 @@ import { Edge, GraphQueryResult, Node, useML, useSearchResultData } from '@graph
import { dataColors, visualizationColors } from 'config';
import { Viewport } from 'pixi-viewport';
import { Application, ColorSource, Container, FederatedPointerEvent, Graphics, IPointData, Point, Text } from 'pixi.js';
-import { useEffect, useRef, useState, useImperativeHandle } from 'react';
+import { useEffect, useRef, useState, useImperativeHandle, forwardRef } from 'react';
import { LinkType, NodeType } from '../types';
import { NLPopup } from './MatrixPopup';
@@ -28,6 +28,7 @@ import {
import { MatrixVisProps } from '../matrixvis';
import { Theme } from '@graphpolaris/shared/lib/data-access/store/configSlice';
import { useConfig } from '@graphpolaris/shared/lib/data-access/store';
+import html2canvas from 'html2canvas';
const styleMatrixSize = 50;
@@ -48,7 +49,7 @@ const columnsContainer = new Container();
// MAIN COMPONENT
//////////////////
-export const MatrixPixi = (props: Props) => {
+export const MatrixPixi = forwardRef((props: Props, refExternal) => {
let config = {
textOffsetX: 50,
textOffsetY: 50,
@@ -74,12 +75,20 @@ export const MatrixPixi = (props: Props) => {
// const [columnOrder, setColumnOrder] = useState<string[]>([]);
const viewport = useRef<Viewport>();
- const ref = useRef<HTMLDivElement>(null);
+ const internalRef = useRef<HTMLDivElement>(null);
const canvas = useRef<HTMLCanvasElement>(null);
const svg = useRef<SVGSVGElement>(null);
const isSetup = useRef(false);
const ml = useML();
+ useEffect(() => {
+ if (typeof refExternal === 'function') {
+ refExternal(internalRef.current);
+ } else if (refExternal) {
+ (refExternal as React.MutableRefObject<HTMLDivElement | null>).current = internalRef.current;
+ }
+ }, [refExternal]);
+
const imperative = useRef<any>(null);
useImperativeHandle(imperative, () => ({
getBackgroundColor() {
@@ -87,12 +96,49 @@ export const MatrixPixi = (props: Props) => {
return globalConfig.theme === Theme.dark ? 0x121621 : 0xffffff;
},
}));
+ useImperativeHandle(refExternal, () => ({
+ exportImage() {
+ const captureImage = () => {
+ const element = internalRef.current; // The container that holds both canvas and SVG
+
+ if (element) {
+ html2canvas(element, {
+ backgroundColor: '#FFFFFF', // Set background color to white
+ })
+ .then((canvas) => {
+ const finalImage = canvas.toDataURL('image/png');
+
+ // Download the final image
+ const link = document.createElement('a');
+ link.href = finalImage;
+ link.download = 'matrixvis.png';
+ document.body.appendChild(link);
+ link.click();
+ document.body.removeChild(link);
+ })
+ .catch((error) => {
+ console.error('Error capturing image:', error);
+ });
+ } else {
+ console.error('Container element not found');
+ }
+ };
+
+ const renderCanvas = () => {
+ requestAnimationFrame(() => {
+ captureImage();
+ });
+ };
+
+ renderCanvas();
+ },
+ }));
let app: Application;
function resize() {
- const width = ref?.current?.clientWidth || 1000;
- const height = ref?.current?.clientHeight || 1000;
+ const width = internalRef?.current?.clientWidth || 1000;
+ const height = internalRef?.current?.clientHeight || 1000;
app.renderer.resize(width, height);
if (viewport.current) {
@@ -111,7 +157,7 @@ export const MatrixPixi = (props: Props) => {
useEffect(() => {
// console.log('graph changed', props.graph, ref.current, ref.current.children.length > 0, imperative.current);
- if (props.graph && ref.current && ref.current.children.length > 0) {
+ if (props.graph && internalRef.current && internalRef.current.children.length > 0) {
if (!isSetup.current) setup();
else update();
}
@@ -119,7 +165,7 @@ export const MatrixPixi = (props: Props) => {
useEffect(() => {
// console.log('graph changed', props.graph, ref.current, ref.current.children.length > 0, imperative.current);
- if (props.graph && ref.current && ref.current.children.length > 0) {
+ if (props.graph && internalRef.current && internalRef.current.children.length > 0) {
setup();
}
}, [props.settings]);
@@ -152,7 +198,7 @@ export const MatrixPixi = (props: Props) => {
const update = (forceClear = false) => {
setPopups([]);
- if (!props.graph || !ref.current) return;
+ if (!props.graph || !internalRef.current) return;
if (props.graph) {
if (forceClear) {
@@ -274,7 +320,7 @@ export const MatrixPixi = (props: Props) => {
const resizeObserver = new ResizeObserver(() => {
resize();
});
- resizeObserver.observe(ref.current as HTMLDivElement);
+ resizeObserver.observe(internalRef.current as HTMLDivElement);
}
if (svg.current != null) {
@@ -284,7 +330,7 @@ export const MatrixPixi = (props: Props) => {
columnsContainer.removeChildren();
app.stage.removeChildren();
- const size = ref.current?.getBoundingClientRect();
+ const size = internalRef.current?.getBoundingClientRect();
if (viewport.current == null) {
viewport.current = new Viewport({
screenWidth: size?.width || 1000,
@@ -492,7 +538,7 @@ export const MatrixPixi = (props: Props) => {
.text(label);
// Click handler for reordering columns
- const axisTopHandle = ref.current?.querySelector(`.axisTop`) as HTMLDivElement;
+ const axisTopHandle = internalRef.current?.querySelector(`.axisTop`) as HTMLDivElement;
axisTopHandle.addEventListener('click', () => {
if (!props.graph) throw new Error('Graph is undefined; cannot reorder matrix');
@@ -590,7 +636,7 @@ export const MatrixPixi = (props: Props) => {
.text(label);
// Click handler for reordering columns
- const axisLeftHandle = ref.current?.querySelector(`.axisLeft`) as HTMLDivElement;
+ const axisLeftHandle = internalRef.current?.querySelector(`.axisLeft`) as HTMLDivElement;
axisLeftHandle.addEventListener('click', () => {
if (!props.graph) throw new Error('Graph is undefined; cannot reorder matrix');
@@ -635,7 +681,7 @@ export const MatrixPixi = (props: Props) => {
const halfHeight = (this as SVGTextElement).getBBox().width / 2;
const y = Math.max(
config.textOffsetY + halfHeight,
- Math.min((ref.current?.clientHeight ?? 0) - halfHeight, (scaleRows.range()[1] + scaleRows.range()[0]) / 2),
+ Math.min((internalRef.current?.clientHeight ?? 0) - halfHeight, (scaleRows.range()[1] + scaleRows.range()[0]) / 2),
);
return `translate(
@@ -661,7 +707,7 @@ export const MatrixPixi = (props: Props) => {
<NLPopup onClose={() => {}} data={popup} key={popup.node.id} />
))}
{quickPopup && <NLPopup onClose={() => {}} data={quickPopup} />}
- <div ref={ref} className={`h-full w-full overflow-hidden relative matrix`}>
+ <div ref={internalRef} className={`h-full w-full overflow-hidden relative matrix`}>
<canvas ref={canvas}></canvas>
<div
className={`axisLeft`}
@@ -686,7 +732,10 @@ export const MatrixPixi = (props: Props) => {
height: styleMatrixSize,
backdropFilter: 'blur(10px)',
background: globalConfig.theme === Theme.dark ? 'rgba(0,0,0,0.2)' : 'rgba(255,255,255, 0.5)',
- boxShadow: globalConfig.theme === Theme.dark ? `${styleMatrixSize}px 1px 0px 0px rgba(255,255,255,0.2)` : `${styleMatrixSize}px 1px 0px 0px rgba(0,0,0,0.2)`,
+ boxShadow:
+ globalConfig.theme === Theme.dark
+ ? `${styleMatrixSize}px 1px 0px 0px rgba(255,255,255,0.2)`
+ : `${styleMatrixSize}px 1px 0px 0px rgba(0,0,0,0.2)`,
}}
></div>
<svg
@@ -698,4 +747,4 @@ export const MatrixPixi = (props: Props) => {
</div>
</>
);
-};
+});
diff --git a/libs/shared/lib/vis/visualizations/matrixvis/matrixvis.tsx b/libs/shared/lib/vis/visualizations/matrixvis/matrixvis.tsx
index 511e9cd6ac98b84302f262b5d6ad689ad1b5ee50..4dc4b26a923485c72144bf947d29098f28e8f58f 100644
--- a/libs/shared/lib/vis/visualizations/matrixvis/matrixvis.tsx
+++ b/libs/shared/lib/vis/visualizations/matrixvis/matrixvis.tsx
@@ -1,4 +1,4 @@
-import React, { useEffect, useRef, useState } from 'react';
+import React, { useEffect, useRef, useState, useImperativeHandle, forwardRef } from 'react';
import { useImmer } from 'use-immer';
import { GraphQueryResult } from '../../../data-access/store';
import { LinkType, NodeType } from './types';
@@ -18,22 +18,46 @@ const settings: MatrixVisProps = {
color: 'blue',
};
-export const MatrixVis = React.memo(({ data, ml, settings }: VisualizationPropTypes<MatrixVisProps>) => {
+export interface MatrixVisHandle {
+ exportImageInternal: () => void;
+}
+
+const MatrixVis = forwardRef<MatrixVisHandle, VisualizationPropTypes<MatrixVisProps>>(({ data, ml, settings }, refExternal) => {
const ref = useRef<HTMLDivElement>(null);
const [graph, setGraph] = useImmer<GraphQueryResult | undefined>(undefined);
const [highlightNodes, setHighlightNodes] = useState<NodeType[]>([]);
const [highlightedLinks, setHighlightedLinks] = useState<LinkType[]>([]);
+ const matrixPixiRef = useRef<any>(null);
+
useEffect(() => {
if (data) {
setGraph(data);
}
}, [data, ml]);
+ const exportImageInternal = () => {
+ matrixPixiRef.current.exportImage();
+ };
+
+ useImperativeHandle(
+ refExternal,
+ () => ({
+ exportImageInternal,
+ }),
+ [],
+ );
+
return (
<>
<div className="h-full w-full overflow-hidden" ref={ref}>
- <MatrixPixi graph={graph} highlightNodes={highlightNodes} highlightedLinks={highlightedLinks} settings={settings} />
+ <MatrixPixi
+ ref={matrixPixiRef}
+ graph={graph}
+ highlightNodes={highlightNodes}
+ highlightedLinks={highlightedLinks}
+ settings={settings}
+ />
</div>
</>
);
@@ -61,14 +85,20 @@ const MatrixSettings = ({ settings, updateSettings }: VisualizationSettingsPropT
);
};
+const matrixVisRef = React.createRef<{ exportImageInternal: () => void }>();
+
export const MatrixVisComponent: VISComponentType<MatrixVisProps> = {
displayName: 'MatrixVis',
description: 'Overview & Details',
- component: MatrixVis,
+ component: React.forwardRef((props: VisualizationPropTypes<MatrixVisProps>, ref) => <MatrixVis {...props} ref={matrixVisRef} />),
settingsComponent: MatrixSettings,
settings: settings,
exportImage: () => {
- alert('Not yet supported');
+ if (matrixVisRef.current) {
+ matrixVisRef.current.exportImageInternal();
+ } else {
+ console.error('MatrixVis reference is not set.');
+ }
},
};