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arrange with initial positions

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This commit is contained in:
Jan Prochazka
2022-01-06 12:36:07 +01:00
parent 0795eab05b
commit 71b89431ae
2 changed files with 9 additions and 2 deletions
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2
packages/web/src/designer/Designer.svelte
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@@ -442,6 +442,8 @@
nodes[table.designerId] = node;
node.width = rect.right - rect.left;
node.height = rect.bottom - rect.top;
node.initX = (rect.right + rect.left) / 2;
node.initY = (rect.bottom + rect.top) / 2;
// console.log('RECT', rect);
}

9
packages/web/src/designer/SpringyAlg.ts
View File

@@ -65,9 +65,10 @@ class Vector {
}
class Node {
// must be set by renderer
width: number = 0;
height: number = 0;
initX: number = null;
initY: number = null;
constructor(public id: number, public data: {}) {}
}
@@ -196,7 +197,11 @@ export class ForceDirectedLayout {
point(node) {
if (!(node.id in this.nodePoints)) {
var mass = node.data.mass !== undefined ? node.data.mass : MASS;
this.nodePoints[node.id] = new ForceDirectedPoint(Vector.random(), mass, node);
this.nodePoints[node.id] = new ForceDirectedPoint(
node.initX && node.initY ? new Vector(node.initX, node.initY) : Vector.random(),
mass,
node
);
}
return this.nodePoints[node.id];