feat: support drag group when zoom change

2024-12-04 12:49:04 +08:00 · 2019-08-23 19:42:09 +08:00 · 2019-08-23 19:42:09 +08:00 · 8883dd9966
commit 8883dd9966
parent 26fda9ba5c
11 changed files with 441 additions and 71 deletions
--- a/demos/arc-circle.html
+++ b/demos/arc-circle.html
@ -0,0 +1,60 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>自定义弧形节点</title>
+    <script src="../build/g6.js"></script>
+</head>
+<body>
+  <div id="mountNode"></div>
+<script>
+  G6.registerNode('fannode', {
+    draw(cfg, group) {
+      const keyShape = group.addShape('fan', {
+        attrs: {
+          x: 50,
+          y: 50,
+          re: 40,
+          rs: 30,
+          startAngle: 1/2*Math.PI,
+          endAngle: Math.PI,
+          clockwise: false,
+          fill: '#b7eb8f'
+        }
+      })
+      return keyShape
+    }
+  })
+  
+  const data = {
+    nodes: [{
+      id: 'node1',
+      x: 100,
+      y: 200
+  },{
+      id: 'node2',
+      x: 300,
+      y: 200
+  }],
+    edges: [{
+      id: 'edge1',
+      target: 'node2',
+      source: 'node1'
+  }]
+  };
+  const graph = new G6.Graph({
+    container: 'mountNode',
+    width: 500,
+    height: 500,
+    defaultNode: {
+      shape: 'fannode'
+    },
+    defaultEdge: {
+      color: '#91d5ff'
+    }
+  });
+  graph.data(data);
+  graph.render();
+</script>
+</body>
+</html>
--- a/demos/collapse-expand-group.html
+++ b/demos/collapse-expand-group.html
@ -0,0 +1,141 @@
+ <!DOCTYPE html>
+ <html lang="en">
+ <head>
+     <meta charset="UTF-8">
+     <title>收起/展开群组</title>
+ </head>
+ <body>
+ <div id="mountNode"></div>
+ <script src="../build/g6.js"></script>
+ <script>
+   /** 
+    * 该案例演示以下功能：
+    *  1、双击收起群组；
+    *  2、双击展开群组。
+   */
+   G6.registerNode('circleNode', {
+      drawShape(cfg, group) {
+        const keyShape = group.addShape('circle', {
+          attrs: {
+            x: 0,
+            y: 0,
+            r: 30,
+            fill: '#87e8de'
+          }
+        });
+
+        return keyShape;
+      }
+    }, 'circle');
+
+   const graph = new G6.Graph({
+     container: 'mountNode',
+     width: 800,
+     height: 600,
+     defaultNode: {
+       shape: 'circleNode'
+     },
+     defaultEdge: {
+       color: '#bae7ff'
+     },
+     modes: {
+       default: [ 'drag-canvas', 'zoom-canvas', 'collapse-expand-group' ]
+     }
+   });
+ 
+   const data = {
+       nodes: [
+         {
+           id: 'node6',
+           groupId: 'group3',
+           label: 'node6-group3',
+           x: 500,
+           y: 400
+         },
+         {
+           id: 'node1',
+           label: 'node1-group1',
+           groupId: 'group1',
+           x: 100,
+           y: 100
+         },
+         {
+           id: 'node9',
+           label: 'node9-p1',
+           groupId: 'p1',
+           x: 300,
+           y: 210
+         },
+         {
+           id: 'node2',
+           label: 'node2-group2',
+           groupId: 'group1',
+           x: 150,
+           y: 200
+         },
+         {
+           id: 'node3',
+           label: 'node3-group2',
+           groupId: 'group2',
+           x: 300,
+           y: 100
+         },
+         {
+           id: 'node7',
+           groupId: 'p1',
+           label: 'node7-p1',
+           x: 200,
+           y: 200
+         },
+         {
+           id: 'node10',
+           label: 'node10-p2',
+           groupId: 'p2',
+           x: 400,
+           y: 410
+         }
+       ],
+       edges: [
+         {
+           source: 'node1',
+           target: 'node2'
+         },
+         {
+           source: 'node2',
+           target: 'node3'
+         }
+       ],
+       groups: [
+         {
+           id: 'group1',
+           title: '1',
+           parentId: 'p1'
+         },
+         {
+           id: 'group2',
+           title: '2',
+           parentId: 'p1'
+         },
+         {
+           id: 'group3',
+           title: '2',
+           parentId: 'p2'
+         },
+         {
+           id: 'p1',
+           title: '3'
+         },
+         {
+           id: 'p2',
+           title: '3'
+         }
+       ]
+     };
+ 
+   graph.data(data)
+   graph.render()
+ 
+ </script>
+ </body>
+ </html>
+ 
--- a/demos/drag-group.html
+++ b/demos/drag-group.html
@ -0,0 +1,144 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>拖动群组</title>
+</head>
+<body>
+<div id="mountNode"></div>
+<script src="../build/g6.js"></script>
+<script>
+  /** 
+   * 该案例演示以下功能：
+   *  1、渲染群组所需要的数据结构；
+   *  2、如何拖动一个群组；
+   *  3、将节点从群组中拖出；
+   *  4、将节点拖入到某个群组中；
+   *  5、拖出拖入节点后动态改变群组大小。
+  */
+  G6.registerNode('circleNode', {
+    drawShape(cfg, group) {
+      const keyShape = group.addShape('circle', {
+        attrs: {
+          x: 0,
+          y: 0,
+          r: 30,
+          fill: '#87e8de'
+        }
+      });
+
+      return keyShape;
+    }
+  }, 'circle');
+  
+  const graph = new G6.Graph({
+    container: 'mountNode',
+    width: 800,
+    height: 600,
+    defaultNode: {
+       shape: 'circleNode'
+     },
+     defaultEdge: {
+       color: '#bae7ff'
+     },
+    modes: {
+      default: [ 'drag-group', 'drag-node-width-group' ]
+    }
+  });
+
+  const data = {
+      nodes: [
+        {
+          id: 'node6',
+          groupId: 'group3',
+          label: 'node6-group3',
+          x: 100,
+          y: 300,
+          shape: 'rect'
+        },
+        {
+          id: 'node1',
+          label: 'node1-group1',
+          groupId: 'group1',
+          x: 100,
+          y: 100
+        },
+        {
+          id: 'node9',
+          label: 'node9-p1',
+          groupId: 'p1',
+          x: 300,
+          y: 210
+        },
+        {
+          id: 'node2',
+          label: 'node2-group2',
+          groupId: 'group1',
+          x: 150,
+          y: 200
+        },
+        {
+          id: 'node3',
+          label: 'node3-group2',
+          groupId: 'group2',
+          x: 300,
+          y: 100
+        },
+        {
+          id: 'node7',
+          groupId: 'p1',
+          label: 'node7-p1',
+          x: 200,
+          y: 200
+        },
+        {
+          id: 'node10',
+          label: 'node10-p2',
+          groupId: 'p2',
+          x: 300,
+          y: 210
+        }
+      ],
+      edges: [
+        {
+          source: 'node1',
+          target: 'node2'
+        },
+        {
+          source: 'node2',
+          target: 'node3'
+        }
+      ],
+      groups: [
+        {
+          id: 'group1',
+          title: '1',
+          parentId: 'p1'
+        },
+        {
+          id: 'group2',
+          title: '2',
+          parentId: 'p1'
+        },
+        {
+          id: 'group3',
+          title: '2',
+          parentId: 'p2'
+        },
+        {
+          id: 'p1',
+          title: '3'
+        },
+        {
+          id: 'p2',
+          title: '3'
+        }
+      ]
+    };
+
+  graph.data(data)
+  graph.render()
+
+</script>
+</body>
+</html>
--- a/demos/linePoint.html
+++ b/demos/linePoint.html
@ -1,10 +1,3 @@
-<!--
- * @Author: moyee
- * @Date: 2019-08-20 08:50:04
- * @LastEditors: moyee
- * @LastEditTime: 2019-08-20 16:57:14
- * @Description: file content
- -->
 <!DOCTYPE html>
 <html lang="en">
 <head>
--- a/src/behavior/drag-group.js
+++ b/src/behavior/drag-group.js
@ -2,11 +2,10 @@
 * @Author: moyee
 * @Date: 2019-07-31 14:36:15
 * @LastEditors: moyee
- * @LastEditTime: 2019-08-22 15:06:01
+ * @LastEditTime: 2019-08-23 11:13:43
 * @Description: file content
 */
-
-import { merge } from 'lodash';
+const { merge } = require('lodash');

 const delegateStyle = {
  fill: '#F3F9FF',
@ -119,7 +118,7 @@ module.exports = {
   * @return {boolean} false/true
   */
  updatePosition(evt) {
-    if (!this.rectPos || !this.delegateShapeBBox) {
+    if (!this.delegateShapeBBox) {
      return false;
    }

@ -189,7 +188,8 @@ module.exports = {

    // step 1：先修改groupId中的节点位置
    const nodeInGroup = groupNodes[groupId];
-
+    const groupOriginBBox = customGroupControll.getGroupOriginBBox(groupId);
+    const delegateShapeBBoxs = this.delegateShapeBBoxs[groupId];
    const otherGroupId = [];
    nodeInGroup.forEach((nodeId, index) => {

@ -205,11 +205,9 @@ module.exports = {
        };
      }

-      const groupOriginBBox = customGroupControll.getGroupOriginBBox(groupId);
-
      // 群组拖动后节点的位置：deletateShape的最终位置-群组起始位置+节点位置
-      const x = this.delegateShapeBBoxs[groupId].x - groupOriginBBox.x + this.nodePoint[index].x;
-      const y = this.delegateShapeBBoxs[groupId].y - groupOriginBBox.y + this.nodePoint[index].y;
+      const x = delegateShapeBBoxs.x - groupOriginBBox.x + this.nodePoint[index].x;
+      const y = delegateShapeBBoxs.y - groupOriginBBox.y + this.nodePoint[index].y;

      this.nodePoint[index] = {
        x, y
@ -238,7 +236,6 @@ module.exports = {
      const cy = (height + 2 * y) / 2;
      groupKeyShape.attr('x', cx);
      groupKeyShape.attr('y', cy);
-
      customGroupControll.setGroupOriginBBox(id, groupKeyShape.getBBox());
    });

@ -288,8 +285,7 @@ module.exports = {
        });
        self.shapeOrigin = { x: attrs.x, y: attrs.y };
      }
-      delegateShape.set('capture', false);
-      this.rectPos = { ...self.shapeOrigin };
+      // delegateShape.set('capture', false);
      self.delegateShapes[groupId] = delegateShape;
      self.delegateShapeBBoxs[groupId] = delegateShape.getBBox();
    } else {
@ -299,9 +295,9 @@ module.exports = {
      const x = deltaX + shapeOrigin.x;
      const y = deltaY + shapeOrigin.y;

-      delegateShape.attr({ x, y });
-      this.rectPos = { x, y };
-
+      // 将Canvas坐标转成视口坐标
+      const point = graph.getPointByCanvas(x, y);
+      delegateShape.attr({ x: point.x, y: point.y });
      self.delegateShapeBBoxs[groupId] = delegateShape.getBBox();
    }

--- a/src/behavior/drag-node-with-group.js
+++ b/src/behavior/drag-node-with-group.js
@ -2,10 +2,9 @@
 * @Author: moyee
 * @Date: 2019-06-27 18:12:06
 * @LastEditors: moyee
- * @LastEditTime: 2019-08-22 18:43:16
- * @Description: file content
+ * @LastEditTime: 2019-08-23 13:54:53
+ * @Description: 有group的情况下，拖动节点的Behavior
 */
-const { mix } = require('../util');
 const { merge } = require('lodash');
 const { delegateStyle } = require('../global');
 const body = document.body;
@ -228,6 +227,8 @@ module.exports = {
        x: cx,
        y: cy
      });
+
+      customGroupControll.setGroupOriginBBox(groupId, keyShape.getBBox());
    }

    if (keyShape) {
@ -344,29 +345,6 @@ module.exports = {
      this.graph.paint();
    }
  },
-  _updateDelegate1(item, x, y) {
-    const self = this;
-    let shape = item.get('delegateShape');
-    const bbox = item.get('keyShape').getBBox();
-    if (!shape) {
-      const parent = self.graph.get('group');
-      const attrs = mix({}, delegateStyle, this.delegateStyle);
-      // model上的x, y是相对于图形中心的，delegateShape是g实例，x,y是绝对坐标
-      shape = parent.addShape('rect', {
-        attrs: {
-          width: bbox.width,
-          height: bbox.height,
-          x: x - bbox.width / 2,
-          y: y - bbox.height / 2,
-          ...attrs
-        }
-      });
-      shape.set('capture', false);
-      item.set('delegateShape', shape);
-    }
-    shape.attr({ x: x - bbox.width / 2, y: y - bbox.height / 2 });
-    this.graph.paint();
-  },
  /**
   * 更新拖动元素时的delegate
   * @param {Event} e 事件句柄
--- a/src/behavior/index.js
+++ b/src/behavior/index.js
@ -19,7 +19,7 @@ const behaviors = {
  'brush-select': require('./brush-select'),
  'drag-group': require('./drag-group'),
  'drag-node-with-group': require('./drag-node-with-group'),
-  'collspse-expand-group': require('./collapse-expand-group')
+  'collapse-expand-group': require('./collapse-expand-group')
 };
 Util.each(behaviors, (behavior, type) => {
  Behavior.registerBehavior(type, behavior);
--- a/src/graph/controller/customGroup.js
+++ b/src/graph/controller/customGroup.js
@ -2,12 +2,12 @@
 * @Author: moyee
 * @Date: 2019-07-30 12:10:26
 * @LastEditors: moyee
- * @LastEditTime: 2019-08-22 18:41:33
+ * @LastEditTime: 2019-08-23 11:44:32
 * @Description: file content
 */
-import { merge, isString } from 'lodash';
+const { merge, isString } = require('lodash');

-export default class CustomGroup {
+class CustomGroup {
  getDefaultCfg() {
    return {
      default: {
@ -15,7 +15,7 @@ export default class CustomGroup {
        stroke: '#A3B1BF',
        radius: 10,
        lineDash: [ 5, 5 ],
-        strokeOpacity: 0.92,
+        strokeOpacity: 0.9,
        fill: '#F3F9FF',
        fillOpacity: 0.8,
        opacity: 0.8
@ -367,15 +367,22 @@ export default class CustomGroup {
   * @param {string} tmpNodeId 临时节点ID
   */
  setGroupTmpNode(groupId, tmpNodeId) {
-    // TODO 需要调整
    const graph = this.graph;
    const graphNodes = graph.get('groupNodes');
    const groups = graph.get('groups');
-    for (const data of groups) {
-      if (data.parentId === groupId) {
-        graphNodes[groupId].push(tmpNodeId);
-        this.setGroupTmpNode(data.parentId);
-      }
+    if (graphNodes[groupId].indexOf(tmpNodeId) < 0) {
+      graphNodes[groupId].push(tmpNodeId);
+    }
+    // 获取groupId的父群组
+    const parentGroup = groups.filter(g => g.id === groupId);
+    let parentId = null;
+    if (parentGroup.length > 0) {
+      parentId = parentGroup[0].parentId;
+    }
+
+    // 如果存在父群组，则把临时元素也添加到父群组中
+    if (parentId) {
+      this.setGroupTmpNode(parentId, tmpNodeId);
    }
  }
  /**
@ -385,6 +392,7 @@ export default class CustomGroup {
   * @memberof ItemGroup
   */
  collapseGroup(id) {
+    const self = this;
    const customGroup = this.getDeletageGroupById(id);
    const { nodeGroup, groupStyle } = customGroup;

@ -406,6 +414,9 @@ export default class CustomGroup {
    // 收起群组时候动画
    keyShape.animate({
      onFrame(ratio) {
+        if (ratio === 1) {
+          self.setGroupOriginBBox(id, keyShape.getBBox());
+        }
        return {
          r: groupStyle.r - ratio * (groupStyle.r - r)
        };
@ -445,13 +456,12 @@ export default class CustomGroup {
      };

      // 将临时添加的节点加入到群组中，以便拖动节点时候线跟着拖动
-      nodesInGroup.push(`${id}-custom-node`);
-      // this.setGroupTmpNode(id, `${id}-custom-node`);
+      // nodesInGroup.push(`${id}-custom-node`);
+      this.setGroupTmpNode(id, `${id}-custom-node`);

      this.updateEdgeInGroupLinks(id, sourceOutTargetInEdges, sourceInTargetOutEdges);
    }

-
    // 获取群组中节点之间的所有边
    const edgeAllInGroup = edges.filter(edge => {
      const model = edge.getModel();
@ -538,6 +548,7 @@ export default class CustomGroup {
   */
  expandGroup(id) {
    const graph = this.graph;
+    const self = this;
    const autoPaint = graph.get('autoPaint');
    graph.setAutoPaint(false);

@ -560,12 +571,16 @@ export default class CustomGroup {
    // keyShape.attr('r', groupStyle.r + nodesInGroup.length * 10);
    keyShape.animate({
      onFrame(ratio) {
+        if (ratio === 1) {
+          self.setGroupOriginBBox(id, keyShape.getBBox());
+        }
        return {
          r: 30 + ratio * (groupStyle.r + nodesInGroup.length * 10 - 30)
        };
      }
    }, 1000, 'easeCubic');

+    // this.setGroupOriginBBox(id, keyShape.getBBox());
    // 群组动画一会后再显示节点和边
    setTimeout(() => {
      nodesInGroup.forEach(nodeId => {
@ -590,7 +605,7 @@ export default class CustomGroup {
      // 获取群组中节点之间的所有边
      const edgeAllInGroup = edges.filter(edge => {
        const model = edge.getModel();
-        return nodesInGroup.includes(model.source) && nodesInGroup.includes(model.target);
+        return nodesInGroup.includes(model.source) || nodesInGroup.includes(model.target);
      });

      edgeAllInGroup.forEach(edge => {
@ -632,9 +647,8 @@ export default class CustomGroup {

      // 删除群组中的临时节点ID
      const tmpNodeModel = delegateNode.getModel();
-      const index = nodesInGroup.indexOf(tmpNodeModel.id);
-      nodesInGroup.splice(index, 1);

+      this.deleteTmpNode(id, tmpNodeModel.id);
      graph.remove(delegateNode);
      delete this.delegateInGroup[id];
    }
@ -642,6 +656,27 @@ export default class CustomGroup {
    graph.paint();
  }

+  deleteTmpNode(groupId, tmpNodeId) {
+    const graph = this.graph;
+    const groups = graph.get('groups');
+    const nodesInGroup = graph.get('groupNodes')[groupId];
+
+    const index = nodesInGroup.indexOf(tmpNodeId);
+    nodesInGroup.splice(index, 1);
+
+    // 获取groupId的父群组
+    const parentGroup = groups.filter(g => g.id === groupId);
+    let parentId = null;
+    if (parentGroup.length > 0) {
+      parentId = parentGroup[0].parentId;
+    }
+
+    // 如果存在父群组，则把临时元素也添加到父群组中
+    if (parentId) {
+      this.deleteTmpNode(parentId, tmpNodeId);
+    }
+  }
+
  /**
   * 拆分群组
   *
@ -687,3 +722,5 @@ export default class CustomGroup {
    this.delegateInGroup = {};
  }
 }
+
+module.exports = CustomGroup;
--- a/src/graph/controller/index.js
+++ b/src/graph/controller/index.js
@ -4,5 +4,5 @@ module.exports = {
  Mode: require('./mode'),
  Item: require('./item'),
  State: require('./state'),
-  CustomGroup: require('./customGroup').default
+  CustomGroup: require('./customGroup')
 };
--- a/src/graph/graph.js
+++ b/src/graph/graph.js
@ -9,7 +9,7 @@
 * @fileOverview graph
 * @author huangtonger@aliyun.com
 */
-import { groupBy } from 'lodash';
+const { groupBy } = require('lodash');
 const G = require('@antv/g/lib');
 const EventEmitter = G.EventEmitter;
 const Util = require('../util');
--- a/test/unit/graph/graph-group-spec.js
+++ b/test/unit/graph/graph-group-spec.js
@ -2,7 +2,7 @@
 * @Author: moyee
 * @Date: 2019-07-31 11:54:41
 * @LastEditors: moyee
- * @LastEditTime: 2019-08-22 15:47:52
+ * @LastEditTime: 2019-08-23 14:16:27
 * @Description: file content
 */
 const expect = require('chai').expect;
@ -12,6 +12,21 @@ const div = document.createElement('div');
 div.id = 'graph-group-spec';
 document.body.appendChild(div);

+G6.registerNode('circleNode', {
+  drawShape(cfg, group) {
+    const keyShape = group.addShape('circle', {
+      attrs: {
+        x: 0,
+        y: 0,
+        r: 30,
+        fill: '#87e8de'
+      }
+    });
+
+    return keyShape;
+  }
+}, 'circle');
+
 describe('graph group', () => {
  const graph = new G6.Graph({
    container: div,
@ -19,7 +34,13 @@ describe('graph group', () => {
    height: 1000,
    pixelRatio: 2,
    modes: {
-      default: [ 'drag-group', 'click-select', 'drag-node-with-group', 'collspse-expand-group' ]
+      default: [ 'zoom-canvas', 'drag-group', 'click-select', 'drag-node-with-group', 'collapse-expand-group' ]
+    },
+    defaultNode: {
+      shape: 'circleNode'
+    },
+    defaultEdge: {
+      color: '#bae7ff'
    }
  });

@ -87,8 +108,7 @@ describe('graph group', () => {
          groupId: 'group3',
          label: 'rect',
          x: 100,
-          y: 300,
-          shape: 'rect'
+          y: 300
        },
        {
          id: 'node1',
@ -121,6 +141,7 @@ describe('graph group', () => {
        {
          id: 'node7',
          groupId: 'p1',
+          label: 'node7-p1',
          x: 200,
          y: 200
        },