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#16 apply different style to previously selected nodes #211

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merged 1 commit into from
Feb 16, 2024
Merged

#16 apply different style to previously selected nodes #211

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29 changes: 28 additions & 1 deletion src/components/GraphViewer/GraphViewer.js
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,9 @@ const GRAPH_COLORS = {
textHoverRect: '#3779E1',
textHover: 'white',
textColor: '#2E3A59',
collapsedFolder : 'red'
collapsedFolder : 'red',
nodeSeen: '#E1E3E8',
textBGSeen: '#6E4795'
};
const TOP_DOWN = {
label : "Tree View",
Expand Down Expand Up @@ -211,6 +213,7 @@ const GraphViewer = (props) => {
const nodeSelected = useSelector(state => state.sdsState.instance_selected.graph_node);
const groupSelected = useSelector(state => state.sdsState.group_selected.graph_node);
const [collapsed, setCollapsed] = React.useState(true);
const [previouslySelectedNodes, setPreviouslySelectedNodes] = useState(new Set());

const handleLayoutClick = (event) => {
setLayoutAnchorEl(event.currentTarget);
Expand Down Expand Up @@ -504,6 +507,25 @@ const GraphViewer = (props) => {
);
// reset canvas fill color
ctx.fillStyle = GRAPH_COLORS.textHover;
} else if (previouslySelectedNodes.has(node.id)) {
// Apply different style previously selected nodes
roundRect(
ctx,
...hoverRectPosition,
...hoverRectDimensions,
hoverRectBorderRadius,
GRAPH_COLORS.nodeSeen,
0.3
);
roundRect(
ctx,
...textHoverPosition,
hoverRectDimensions[0],
hoverRectDimensions[1] / 4,
hoverRectBorderRadius,
GRAPH_COLORS.textBGSeen
);
ctx.fillStyle = GRAPH_COLORS.textHover;
} else {
ctx.fillStyle = GRAPH_COLORS.textColor;
}
Expand All @@ -521,6 +543,11 @@ const GraphViewer = (props) => {
},
[hoverNode]
);
useEffect(() => {
if (selectedNode) {
setPreviouslySelectedNodes(prev => new Set([...prev, selectedNode.id]));
}
}, [selectedNode]);

return (
<div className={'graph-view'}>
Expand Down
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