svgEditor以及RBD画图拖动自动吸附在一条线上

wente

2024-05-21 fd6cd17c0f7a095be934f9e1d1fd7c3e10cad433

 web/src/views/modules/taskReliability/RBD-edit-img.vue

@@ -1161,12 +1161,14 @@
        let dragNodeType = dragNode.getData().nodeType
        let offHeight = 50
        if (dragNodeType === 'node') {
          offHeight = 50
          offHeight = 60
        } else if (dragNodeType === 'bridgeConnection') {
          offHeight = 230
          offHeight = 175
        } else {
          offHeight = 70
        }
        let centerX = 0,  centerY = 0;

        if (graphNodeType === 'dashedBox') { //虚框
          const edges = this.graph.getConnectedEdges(graphNode); // 获取画布上原有的节点所有进来的线
          let inEdges = edges.filter(edge => edge.target.cell === graphNode.id)
@@ -1182,8 +1184,9 @@
            endNode = this.graph.getCellById(endNodeId)
          }
          if (startNode && endNode) {
            let centerY = graphNode.position().y
            let result = this.addNodeAndConnect(graphNode, dragNode, dragNode.position().x - dragNode.size().width/2, centerY)
            centerX = graphNode.position().x+graphNode.getBBox().width/2
            centerY = graphNode.position().y+graphNode.getBBox().height/2
            let result = this.addNodeAndConnect(graphNode, dragNode, centerX, centerY)
            if (!result){
              dragNode.remove()
              this.$message({message: '没有足够的空间放置该节点，请扩大剩余空间', type: 'warning'})
@@ -1201,18 +1204,19 @@
          let maxY = graphNode.position().y + graphNode.getBBox().height

          const edges = this.graph.getConnectedEdges(graphNode); // 获取画布上原有的节点所有进来的线
          // 获取连接线的路径数据
          let inEdges = edges.filter(edge => edge.target.cell === graphNode.id)
          //遍历这个组合里面所有节点， 修改minY，maxY

          let pointXY = {minY: minY, maxY: maxY}
          console.log(pointXY, 'old')
          this.getYRange(inEdges, graphNodeStartNode, pointXY)
          console.log(pointXY, 'new')

          let minX = graphNodeStartNode.position().x + graphNodeStartNode.getBBox().width
          let minX = graphNodeStartNode.position().x + graphNode.getBBox().width+15
          let maxX = graphNode.position().x
          let centerX = minX + (maxX - minX) / 2
          let centerY = graphNodeY - pointXY.minY > pointXY.maxY - graphNodeY ? pointXY.maxY + 30 : pointXY.minY - offHeight - 30
          let centerY = graphNodeY+ graphNode.getBBox().height/2 - pointXY.minY > pointXY.maxY - (graphNodeY+ graphNode.getBBox().height/2) ?
            pointXY.maxY + offHeight/2 + 30 : pointXY.minY - offHeight/2 - 30

          let result = this.addNodeAndConnect(null, dragNode, minX, centerY)
          if (!result){
@@ -1234,8 +1238,11 @@
          })
        }
      },
      addNodeAndConnect(targetNode, dragNode, leftX, centerY) { // graphCell是画布上原有的节点。dragNode是当前拖拽的节点
        let width =100, height = 80, leftTopX = leftX , leftTopY = centerY
      addNodeAndConnect(targetNode, dragNode, centerX, centerY) { // graphCell是画布上原有的节点。dragNode是当前拖拽的节点
        let width =100,
          height = 80,
          leftTopX = centerX ,
          leftTopY = centerY
        let dragNodeType = dragNode.getData().nodeType
        if (dragNodeType === 'node') {
          width =60
@@ -1245,36 +1252,45 @@
          height = 60
        } else if (dragNodeType === 'bridgeConnection') {
          width =550
          height = 115
          leftTopX = leftX - width/2
          leftTopY = centerY - height/2
          // leftTopY = 240/2
          height = 175
        } else {
          width =270
          height = 60
        }

        leftTopX = centerX - width/2
        leftTopY = centerY - height/2
        if (!this.canPlace(targetNode,dragNode,{leftTopX, leftTopY, width, height})){
          return false
        }

        if (dragNodeType === 'node' || dragNodeType === 'dashedBox') {
          dragNode.position(leftX, centerY)
          dragNode.position(leftTopX, leftTopY)
          return {newStartNode: dragNode, newEndNode: dragNode}
        } else if (dragNodeType === 'bridgeConnection') {
          return this.createBridgeConnection(leftTopX, leftTopY, dragNode)
        } else {
          return this.createParallelBrach(leftTopX, leftTopY, dragNode)
          return this.createParallelBrach(leftTopX, centerY, dragNode)
        }
      },
      // 相交的边
      addNodeAndInsertEdge(graphEdge, dragNode) {
        const Source = graphEdge.getSourceCell()
        const Target = graphEdge.getTargetCell()

        let centerY = Source.position().y + Source.getBBox().height/2
        if (Target.getData().nodeType === 'node'){
          centerY = Target.position().y  + Target.getBBox().height/2
        }

        console.log(Source,'Source 起始点信息')
        console.log(Target,'Target 终止点信息')
        console.log(Source.position().y,'起始点的Y坐标')
        console.log(Target.position().y,'终止点的Y坐标')
        let startNodeId = graphEdge.source.cell
        let startNode = this.graph.getCellById(startNodeId)
        let endNodeId = graphEdge.target.cell
        let endNode = this.graph.getCellById(endNodeId)
        if (startNode && endNode) {
          let centerY = dragNode.position().y
          let isRight = true;
          let startPort = 'right1'
          let endPort = 'left1'
@@ -1304,7 +1320,6 @@
              router: {name: 'manhattan'},
              connector: {name: 'rounded'}
            })

          } else {
            this.graph.addEdge({
              source: {cell: startNode, port: startPort},