fix when resize the sankey view after drag the node the position of the node...

fix when resize the sankey view after drag the node the position of the node won't be changed accordingly

src/chart/sankey/SankeyView.js

@@ -67,6 +67,11 @@ export default echarts.extendChartView({
         var graph = seriesModel.getGraph();
         var group = this.group;
         var layoutInfo = seriesModel.layoutInfo;
+        // view width
+        var width = layoutInfo.width;
+        // view height
+        var height = layoutInfo.height;
+        
         var nodeData = seriesModel.getData();
         var edgeData = seriesModel.getData('edge');
 
@@ -96,10 +101,10 @@ export default echarts.extendChartView({
 
             curve.shape.extent = Math.max(1, edgeLayout.dy);
 
-            var x1 = (dragX1 != null ? dragX1 : n1Layout.x) + n1Layout.dx;
-            var y1 = (dragY1 != null ? dragY1 : n1Layout.y) + edgeLayout.sy + edgeLayout.dy / 2;
-            var x2 = dragX2 != null ? dragX2 : n2Layout.x;
-            var y2 = (dragY2 != null ? dragY2 : n2Layout.y) + edgeLayout.ty + edgeLayout.dy / 2;
+            var x1 = (dragX1 != null ? dragX1 * width : n1Layout.x) + n1Layout.dx;
+            var y1 = (dragY1 != null ? dragY1 * height : n1Layout.y) + edgeLayout.sy + edgeLayout.dy / 2;
+            var x2 = dragX2 != null ? dragX2 * width : n2Layout.x;
+            var y2 = (dragY2 != null ? dragY2 * height : n2Layout.y) + edgeLayout.ty + edgeLayout.dy / 2;
             var cpx1 = x1 * (1 - curvature) + x2 * curvature;
             var cpy1 = y1;
             var cpx2 = x1 * curvature + x2 * (1 - curvature);
@@ -145,8 +150,8 @@ export default echarts.extendChartView({
 
             var rect = new graphic.Rect({
                 shape: {
-                    x: dragX != null ? dragX : layout.x,
-                    y: dragY != null ? dragY : layout.y,
+                    x: dragX != null ? dragX * width : layout.x,
+                    y: dragY != null ? dragY * height : layout.y,
                     width: layout.dx,
                     height: layout.dy
                 },
@@ -187,8 +192,8 @@ export default echarts.extendChartView({
                         type: 'dragNode',
                         seriesId: seriesModel.id,
                         dataIndex: nodeData.getRawIndex(dataIndex),
-                        localX: this.shape.x,
-                        localY: this.shape.y
+                        localX: this.shape.x / width,
+                        localY: this.shape.y / height
                     });
                 };
         

src/chart/sankey/sankeyLayout.js

@@ -19,7 +19,7 @@
 
 /**
  * @file The layout algorithm of sankey view
- * @author  Deqing Li(annong035@gmail.com)
+ * @author Deqing Li(annong035@gmail.com)
  */
 
 import * as layout from '../../util/layout';