FIX：修复某些bug

src/Model/modelConstructor.ts

@@ -213,12 +213,29 @@ export class ModelConstructor {
      */
     private createElement(sourceElement: SourceElement, elementName: string, groupName: string, layouterName: string, options: ElementOption): Element {
         let element: Element = undefined,
-            label = options.label? this.parserElementContent(sourceElement, options.label): '',
+            label: string | string[] = '',
             id =  elementName + '.' + sourceElement.id.toString();
 
+        if(options.label) {
+            if(Array.isArray(options.label)) {
+                label = options.label.map(item => {
+                    let res = this.parserElementContent(sourceElement, item);
+
+                    if(res === null || label === 'undefined') {
+                        return '';
+                    }
+
+                    return res;
+                });
+            }
+            else {
+                label = this.parserElementContent(sourceElement, options.label);
+
                 if(label === null || label === 'undefined') {
                     label = '';
                 }
+            }
+        }
 
         element = new Element(id, elementName, groupName, layouterName, sourceElement);
         element.initProps(options);

src/Model/modelData.ts

@@ -13,7 +13,7 @@ export interface G6NodeModel {
     type: string;
     size: number | [number, number];
     anchorPoints: [number, number];
-    label: string;
+    label: string | string[];
     style: Style;
     labelCfg: ElementLabelOption;
     externalPointerId: string; 

src/RegisteredShape/binaryTreeNode.ts

@@ -59,8 +59,9 @@ export default G6.registerNode('binary-tree-node', {
     getAnchorPoints() {
         return [
             [0.5, 0],
-            [0.125, 0.5],
+            [0.875, 0.5],
-            [0.875, 0.5]
+            [0.5, 1],
+            [0.125, 0.5]
         ];
     },
 });

src/RegisteredShape/linkListNode.ts

@@ -60,6 +60,7 @@ export default G6.registerNode('link-list-node', {
             [0.5, 0],
             [5 / 6, 0],
             [5 / 6, 0.5],
+            [1, 0.5],
             [5 / 6, 1],
             [0.5, 1],
             [0, 0.5]

src/RegisteredShape/twoCellNode.ts

@@ -34,8 +34,43 @@ export default G6.registerNode('two-cell-node', {
             draggable: true
         });
 
-        if (cfg.label) {
         const style = (cfg.labelCfg && cfg.labelCfg.style) || {};
+
+        if (cfg.label) {
+            if(Array.isArray(cfg.label)) {
+                let tag = cfg.label[0], data = cfg.label[1];
+
+                group.addShape('text', {
+                    attrs: {
+                        x: width * (3 / 4), 
+                        y: height,
+                        textAlign: 'center',
+                        textBaseline: 'middle',
+                        text: tag,
+                        fill: style.fill || '#000',
+                        fontSize: style.fontSize || 16,
+                        cursor: cfg.style.cursor,
+                    },
+                    name: 'text',
+                    draggable: true
+                });
+
+                group.addShape('text', {
+                    attrs: {
+                        x: width * (5 / 4), 
+                        y: height,
+                        textAlign: 'center',
+                        textBaseline: 'middle',
+                        text: data,
+                        fill: style.fill || '#000',
+                        fontSize: style.fontSize || 16,
+                        cursor: cfg.style.cursor,
+                    },
+                    name: 'text',
+                    draggable: true
+                });
+            }
+            else {
                 group.addShape('text', {
                     attrs: {
                         x: width * (3 / 4), 
@@ -51,15 +86,17 @@ export default G6.registerNode('two-cell-node', {
                     draggable: true
                 });
             }
+        }
 
         return wrapperRect;
     },
 
     getAnchorPoints() {
         return [
-            [0, 0.5],
+            [0.5, 0],
             [3 / 4, 0.5],
-            [0.5, 0]
+            [0.5, 1],
+            [0, 0.5]
         ];
     }
 });

src/View/layouter.ts

@@ -59,7 +59,7 @@ export class Layouter {
             item.set({
                 x: pointerPosition[0],
                 y: pointerPosition[1],
-                rotation: angle
+                rotation: Math.sign(anchorVector[0]) * angle
             });
         });
     }   

src/options.ts

@@ -1,4 +1,3 @@
-import { LayoutGroup } from "./Model/modelConstructor";
 import { Element } from "./Model/modelData";
 import { SourceElement } from "./sources";
 
@@ -38,7 +37,7 @@ export interface ElementOption {
     size: number | [number, number];
     rotation: number;
     anchorPoints: [number, number];
-    label: string;
+    label: string | string[];
     labelOptions: ElementLabelOption;
     style: Style;
 }