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Fix for edge calculation to subgraphs

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This commit is contained in:
Knut Sveidqvist
2025-09-10 14:39:08 +02:00
parent edb0edc451
commit 7986b66a88
3 changed files with 171 additions and 7 deletions
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15
packages/mermaid-layout-elk/src/geometry.ts
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@@ -20,6 +20,21 @@ export interface NodeLike {
export const EPS = 1;
export const PUSH_OUT = 10;
export const onBorder = (bounds: RectLike, p: P, tol = 0.5): boolean => {
const halfW = bounds.width / 2;
const halfH = bounds.height / 2;
const left = bounds.x - halfW;
const right = bounds.x + halfW;
const top = bounds.y - halfH;
const bottom = bounds.y + halfH;
const onLeft = Math.abs(p.x - left) <= tol && p.y >= top - tol && p.y <= bottom + tol;
const onRight = Math.abs(p.x - right) <= tol && p.y >= top - tol && p.y <= bottom + tol;
const onTop = Math.abs(p.y - top) <= tol && p.x >= left - tol && p.x <= right + tol;
const onBottom = Math.abs(p.y - bottom) <= tol && p.x >= left - tol && p.x <= right + tol;
return onLeft || onRight || onTop || onBottom;
};
/**
* Compute intersection between a rectangle (center x/y, width/height) and the line
* segment from insidePoint -\> outsidePoint. Returns the point on the rectangle border.