fix(point): move

components/label/usePaperStore.ts

@@ -462,6 +462,122 @@ const getPaperSelectionPath = (
   return nearestPath
 }
 
+const getNearestPaperPathSegmentIndex = (
+  path: paper.Path,
+  localPoint: paper.Point
+) => {
+  let nearestIndex = 0
+  let nearestDistance = Infinity
+
+  path.segments.forEach((segment, index) => {
+    const distance = segment.point.getDistance(localPoint)
+    if (distance < nearestDistance) {
+      nearestDistance = distance
+      nearestIndex = index
+    }
+  })
+
+  return nearestIndex
+}
+
+const normalizePointPanHitResult = (
+  hitResult: paper.HitResult | null,
+  localPoint: paper.Point
+) => {
+  if (!hitResult?.item?.data?.id || hitResult.item.data?.type !== "circle") {
+    return hitResult
+  }
+
+  const selectedPath = getPaperSelectionPath(hitResult.item.data.id, localPoint)
+  if (
+    !(selectedPath instanceof paper.Path) ||
+    selectedPath.data?.type !== "point" ||
+    !selectedPath.segments.length
+  ) {
+    return hitResult
+  }
+
+  const segmentIndex = getNearestPaperPathSegmentIndex(selectedPath, localPoint)
+
+  return {
+    ...hitResult,
+    item: selectedPath,
+    type: "segment",
+    segment: selectedPath.segments[segmentIndex],
+  } as paper.HitResult
+}
+
+const getPointCirclesById = (id: number) =>
+  (usePaperStore.getState().group?.getItems({
+    data: {
+      id,
+      type: "circle",
+    },
+  }) as paper.Path.Circle[]) || []
+
+const createPointCircleForPath = (
+  path: paper.Path,
+  point: paper.Point,
+  index: number
+) => {
+  const circle = usePaperStore
+    .getState()
+    .getPointCircle(point, index, path.data.id, path.data.blankColor)
+
+  circle.data = Object.assign({}, circle.data, {
+    id: path.data.id,
+    imageId: path.data.imageId,
+    operationId: path.data.operationId,
+    text: index + 1,
+    fillColor: path.data.blankColor,
+    strokeColor: path.data.strokeColor,
+  })
+  circle.fillColor = path.data.blankColor || circle.fillColor || null
+  circle.strokeColor = path.data.strokeColor || circle.strokeColor || null
+
+  return circle
+}
+
+const syncPointCirclesWithPath = (path: paper.Path) => {
+  if (path.data?.type !== "point" || !path.data?.id) return []
+
+  const unusedCircles = getPointCirclesById(path.data.id).slice()
+  const orderedCircles = path.segments.map((segment, index) => {
+    const matchedCircleIndex = unusedCircles.findIndex((circle) => {
+      return (
+        circle.position.getDistance(segment.point) <= 0.01 ||
+        circle.contains(segment.point)
+      )
+    })
+
+    const circle =
+      matchedCircleIndex >= 0
+        ? unusedCircles.splice(matchedCircleIndex, 1)[0]
+        : createPointCircleForPath(path, segment.point, index)
+
+    circle.position.x = segment.point.x
+    circle.position.y = segment.point.y
+    circle.data = Object.assign({}, circle.data, {
+      id: path.data.id,
+      imageId: path.data.imageId,
+      operationId: path.data.operationId,
+      text: index + 1,
+      fillColor: path.data.blankColor,
+      strokeColor: path.data.strokeColor,
+    })
+    circle.fillColor = path.data.blankColor || circle.fillColor || null
+    circle.strokeColor = path.data.strokeColor || circle.strokeColor || null
+
+    return circle
+  })
+
+  unusedCircles.forEach((circle) => {
+    circle.remove()
+  })
+
+  return orderedCircles
+}
+
 const trySelectPaperObjectByPoint = (clickPoint: paper.Point) => {
   const group = usePaperStore.getState().group
   if (!group) return false
@@ -1090,8 +1206,6 @@ export const usePaperStore = create<PaperState>((set) => ({
         ? baseTolerance / useTopToolsStore.getState().scale
         : 0
 
-    false && getPanHitTolerance
-
     const createPanHitOptions = (
       tolerance: number,
       match: (hit: paper.HitResult) => boolean
@@ -1115,7 +1229,7 @@ export const usePaperStore = create<PaperState>((set) => ({
       if (hoveredCircleInfo) {
         const pointHit = group.hitTest(
           projectPoint,
-          createPanHitOptions(0, (hit) => {
+          createPanHitOptions(getPanHitTolerance(), (hit) => {
             return (
               hit.item.data?.type === "pathCircle" &&
               hit.item.data?.id === hoveredCircleInfo.id &&
@@ -1132,7 +1246,7 @@ export const usePaperStore = create<PaperState>((set) => ({
       if (hoveredBufferInfo) {
         const edgeHit = group.hitTest(
           projectPoint,
-          createPanHitOptions(0, (hit) => {
+          createPanHitOptions(getPanHitTolerance(), (hit) => {
             return (
               hit.item.data?.type === "pathBuff" &&
               hit.item.data?.id === hoveredBufferInfo.id &&
@@ -1145,8 +1259,8 @@ export const usePaperStore = create<PaperState>((set) => ({
 
       return group.hitTest(
         projectPoint,
-        createPanHitOptions(0, (hit) =>
-          ["rectangle", "polygon", "brush", "point"].includes(
+        createPanHitOptions(getPanHitTolerance(), (hit) =>
+          ["rectangle", "polygon", "brush", "point", "circle"].includes(
             hit.item.data?.type || ""
           )
         )
@@ -1197,6 +1311,7 @@ export const usePaperStore = create<PaperState>((set) => ({
       hasExceededPanDragThreshold = false
 
       let hitResult = resolvePanHitResult(e.point)
+      hitResult = normalizePointPanHitResult(hitResult, point)
       console.log("hitResult", hitResult)
       const hoveredBufferInfo = hoveredBufferPathInfo?.path.parent
         ? hoveredBufferPathInfo
@@ -1475,27 +1590,26 @@ export const usePaperStore = create<PaperState>((set) => ({
               activePath = hitResult.item as paper.Path
             }
           } else if (hitResult.item.data.type === "point") {
-            // 只有点击圆才视为选中
-            if (hitResult.type === "segment") {
-              // Path 类型
-              if (hitResult.item instanceof paper.Path) {
-                if (!hitResult.item.data.selected) {
-                  hitResult.item.data.selected = true
-                  // 绘制遮罩
-                  usePaperSupportStore.getState().handleMask(hitResult.item)
-                  // 绘制点对应的数字
-                  usePaperSupportStore
-                    .getState()
-                    .handleText(hitResult.item as paper.Path)
-                  // 绘制选中边
-                  usePaperSupportStore
-                    .getState()
-                    .handleBufferPaths(hitResult.item)
-                  // 绘制选中圆
-                  usePaperSupportStore.getState().handleCircles(hitResult.item)
-                }
-                activePath = hitResult.item as paper.Path
+            if (
+              ["segment", "stroke"].includes(hitResult.type) &&
+              hitResult.item instanceof paper.Path
+            ) {
+              if (!hitResult.item.data.selected) {
+                hitResult.item.data.selected = true
+                // 绘制遮罩
+                usePaperSupportStore.getState().handleMask(hitResult.item)
+                // 绘制点对应的数字
+                usePaperSupportStore
+                  .getState()
+                  .handleText(hitResult.item as paper.Path)
+                // 绘制选中边
+                usePaperSupportStore
+                  .getState()
+                  .handleBufferPaths(hitResult.item)
+                // 绘制选中圆
+                usePaperSupportStore.getState().handleCircles(hitResult.item)
               }
+              activePath = hitResult.item as paper.Path
             }
           } else if (
             hitResult.item.data.type === "pathBuff" ||
@@ -1598,21 +1712,7 @@ export const usePaperStore = create<PaperState>((set) => ({
           }
           if (currentPath.data.type === "point") {
             usePaperSupportStore.getState().handleText(currentPath)
-            let circles = usePaperStore.getState().group!.getItems({
-              data: {
-                id: currentPath.data.id,
-                type: "circle",
-              },
-            }) as paper.Path[]
-
-            currentPath.segments.forEach((segment, index) => {
-              let findIndex = circles.findIndex((circle) => {
-                return circle.contains(segment.point)
-              })
-              circles[index].data = Object.assign({}, circles[index]?.data, {
-                text: findIndex + 1,
-              })
-            })
+            syncPointCirclesWithPath(currentPath)
             usePaperSupportStore.getState().handleBufferPaths(currentPath)
             usePaperSupportStore.getState().handleCircles(currentPath)
           }
@@ -1677,15 +1777,9 @@ export const usePaperStore = create<PaperState>((set) => ({
               }
             } else {
               activePath.insert(hitIndex + 1, hitResult.location.point)
-              activePath?.data?.type === "point" &&
-                usePaperStore
-                  .getState()
-                  .getPointCircle(
-                    hitResult.location.point,
-                    hitIndex + 1,
-                    activePath.data.id,
-                    activePath.data.blankColor
-                  )
+              if (activePath?.data?.type === "point") {
+                syncPointCirclesWithPath(activePath)
+              }
               activePath.bringToFront()
               usePaperSupportStore.getState().handleBufferPaths(activePath)
               usePaperSupportStore.getState().handleCircles(activePath)
@@ -1699,21 +1793,7 @@ export const usePaperStore = create<PaperState>((set) => ({
             if (activePath?.data?.type === "point") {
               // 绘制点对应的数字
               usePaperSupportStore.getState().handleText(activePath)
-              let circles = usePaperStore.getState().group!.getItems({
-                data: {
-                  id: activePath.data.id,
-                  type: "circle",
-                },
-              }) as paper.Path[]
-
-              activePath.segments.forEach((segment, index) => {
-                let findIndex = circles.findIndex((circle) => {
-                  return circle.contains(segment.point)
-                })
-                circles[index].data = Object.assign({}, circles[index]?.data, {
-                  text: findIndex + 1,
-                })
-              })
+              syncPointCirclesWithPath(activePath)
               usePaperSupportStore.getState().handleBufferPaths(activePath)
               usePaperSupportStore.getState().handleCircles(activePath)
             }
@@ -1807,39 +1887,7 @@ export const usePaperStore = create<PaperState>((set) => ({
               usePaperSupportStore.getState().handleMask(hitResult.item)
             }
             if (activePath?.data?.type === "point") {
-              let paths = usePaperStore.getState().group!.getItems({
-                data: {
-                  id: activePath.data.id,
-                  // text: activePath.segments.length - hitIndex + 1,
-                  type: "circle",
-                },
-              }) as paper.Path[]
-
-              // paths = paths.filter((item) => {
-              //   if (item.data.text === hitIndex + 1) item.remove();
-              //   return item.data.text !== hitIndex + 1;
-              // });
-              paths = paths.filter((circle) => {
-                let findIndex = activePath.segments.findIndex((segment) => {
-                  return circle.contains(segment.point)
-                })
-                if (findIndex === -1) {
-                  circle.remove()
-                  return false
-                } else {
-                  return true
-                }
-              })
-
-              // 1. 对数组按照 text 属性进行排序
-              let sortedArr = paths
-                .slice()
-                .sort((a, b) => a.data.text - b.data.text)
-
-              // 2. 重新赋值 text 属性为从 1 开始的连续自然数
-              sortedArr.forEach((item, index) => {
-                item.data.text = index + 1
-              })
+              syncPointCirclesWithPath(activePath)
 
               // paths.forEach((child) => {
               //   if (
@@ -2083,27 +2131,11 @@ export const usePaperStore = create<PaperState>((set) => ({
               ]!.position.y = point!.y
               usePaperSupportStore.getState().handleMask(path)
             } else if (path.data.type === "point") {
-              let circles = usePaperStore.getState().group!.getItems({
-                data: {
-                  id: path.data.id,
-                  type: "circle",
-                },
-              }) as paper.Path[]
+              const circles = syncPointCirclesWithPath(path)
 
-              // let index = path.segments.length - hitIndex - 1
-              // let index = hitIndex;
-
-              // 移动点
-              if (circles && circles.length) {
-                // let circle = circles.find(
-                //   (item) => item.data.text === index + 1
-                // );
-
-                let circle = circles.find((circle) => {
-                  return circle.contains(path.segments[hitIndex].point)
-                })
-                circle!.position.x = point!.x
-                circle!.position.y = point!.y
+              if (circles[hitIndex]) {
+                circles[hitIndex].position.x = point!.x
+                circles[hitIndex].position.y = point!.y
               }
               // 移动路径
               path.segments[hitIndex].point.x = point!.x
@@ -2315,45 +2347,12 @@ export const usePaperStore = create<PaperState>((set) => ({
       }
 
       const handlePointIntersectRaster = (path: paper.Path) => {
-        let circles = usePaperStore.getState().group!.getItems({
-          data: {
-            id: path.data.id,
-            type: "circle",
-          },
-        }) as paper.Path[]
-        // 去除超出图片边界的部分
-        let newCircles = circles.filter((circle) => {
-          if (
-            !usePaperStore
-              .getState()
-              .rasterPath!.bounds.contains(circle.bounds.center)
-          ) {
-            circle.remove()
-            return false
-          } else {
-            return true
-          }
-        })
-
-        // 1. 对数组按照 text 属性进行排序
-        let sortedArr = newCircles
-          .slice()
-          .sort((a, b) => a.data.text - b.data.text)
-
-        // 2. 重新赋值 text 属性为从 1 开始的连续自然数
-        sortedArr.forEach((item, index) => {
-          item.data.text = index + 1
-        })
-
-        // newCircles.forEach((circle, circleIndex) => {
-        //   // 重新设置显示数字
-        //   circle.data.text = circleIndex + 1;
-        // });
         path.segments = path.segments.filter((segment) => {
           return usePaperStore
             .getState()
             .rasterPath!.bounds.contains(segment.point)
         })
+        syncPointCirclesWithPath(path)
         // 去除超出图片边界的部分 end
         usePaperSupportStore.getState().handleMask(path)
         usePaperSupportStore.getState().handleBufferPaths(path)