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feat: 优化对齐线算法

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奔跑的面条 2026-06-15 11:22:20 +08:00
parent ca81246b03
commit 2a9dff856d
1 changed files with 14 additions and 6 deletions
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20
src/views/chart/ContentEdit/hooks/useDrag.hook.ts
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@ -308,15 +308,23 @@ const _runAlignSnap = (
if (bestX) {
const { y: ry, h: rh } = bestX.ref.attr
const spanStart = Math.min(finalY, ry)
const spanEnd = Math.max(finalY + sh, ry + rh)
_drawAlignLine(container, false, bestX.coord, spanStart, spanEnd, `${Math.round(bestX.delta)}px`, color)
// 两组件在 Y 方向上最近的两条边（间隙区域）
const highBottom = Math.min(finalY + sh, ry + rh)
const lowTop = Math.max(finalY, ry)
const spanStart = Math.min(highBottom, lowTop)
const spanEnd = Math.max(highBottom, lowTop)
const gapDist = Math.max(0, lowTop - highBottom)
_drawAlignLine(container, false, bestX.coord, spanStart, spanEnd, `${Math.round(gapDist)}px`, color)
}
if (bestY) {
const { x: rx, w: rw } = bestY.ref.attr
const spanStart = Math.min(finalX, rx)
const spanEnd = Math.max(finalX + sw, rx + rw)
_drawAlignLine(container, true, bestY.coord, spanStart, spanEnd, `${Math.round(bestY.delta)}px`, color)
// 两组件在 X 方向上最近的两条边（间隙区域）
const leftRight = Math.min(finalX + sw, rx + rw)
const rightLeft = Math.max(finalX, rx)
const spanStart = Math.min(leftRight, rightLeft)
const spanEnd = Math.max(leftRight, rightLeft)
const gapDist = Math.max(0, rightLeft - leftRight)
_drawAlignLine(container, true, bestY.coord, spanStart, spanEnd, `${Math.round(gapDist)}px`, color)
}
return { x: finalX, y: finalY }