fix(dataZoom): use handleLabel.show

Author: Ovilia

src/component/dataZoom/SliderZoomModel.ts

@@ -28,6 +28,10 @@ import {
 } from '../../util/types';
 import { inheritDefaultOption } from '../../util/component';
 
+interface SliderHandleLabelOption {
+    show?: boolean
+}
+
 export interface SliderDataZoomOption extends DataZoomOption, BoxLayoutOptionMixin {
 
     show?: boolean
@@ -79,7 +83,7 @@ export interface SliderDataZoomOption extends DataZoomOption, BoxLayoutOptionMix
 
     handleIcon?: string
 
-    handleLabelShow?: boolean
+    handleLabel?: SliderHandleLabelOption
 
     /**
      * number: height of icon. width will be calculated according to the aspect of icon.
@@ -119,7 +123,7 @@ export interface SliderDataZoomOption extends DataZoomOption, BoxLayoutOptionMix
     brushStyle?: ItemStyleOption
 
     emphasis?: {
-        handleLabelShow?: boolean
+        handleLabel: SliderHandleLabelOption
         handleStyle?: ItemStyleOption
         moveHandleStyle?: ItemStyleOption
     }
@@ -174,7 +178,6 @@ class SliderZoomModel extends DataZoomModel<SliderDataZoomOption> {
         // Color of selected window.
         fillerColor: 'rgba(135,175,274,0.2)',
         handleIcon: 'path://M-9.35,34.56V42m0-40V9.5m-2,0h4a2,2,0,0,1,2,2v21a2,2,0,0,1-2,2h-4a2,2,0,0,1-2-2v-21A2,2,0,0,1-11.35,9.5Z',
-        handleLabelShow: false,
         // Percent of the slider height
         handleSize: '100%',
 
@@ -205,7 +208,9 @@ class SliderZoomModel extends DataZoomModel<SliderDataZoomOption> {
         },
 
         emphasis: {
-            handleLabelShow: true,
+            handleLabel: {
+                show: true
+            },
             handleStyle: {
                 borderColor: '#8FB0F7'
             },

src/component/dataZoom/SliderZoomView.ts

@@ -619,7 +619,8 @@ class SliderZoomView extends DataZoomView {
             sliderGroup.add(handles[handleIndex] = path);
 
             const textStyleModel = dataZoomModel.getModel('textStyle');
-            const handleLabelShow = dataZoomModel.get('handleLabelShow');
+            const handleLabel = dataZoomModel.get('handleLabel') || {};
+            const handleLabelShow = handleLabel.show || false;
 
             thisGroup.add(
                 handleLabels[handleIndex] = new graphic.Text({
@@ -889,9 +890,10 @@ class SliderZoomView extends DataZoomView {
      * @param isEmphasis true: show, false: hide
      */
     private _showDataInfo(isEmphasis?: boolean) {
-        const normalShow = this.dataZoomModel.get('handleLabelShow');
-        const emphasisShow = this.dataZoomModel.getModel('emphasis')
-            .get('handleLabelShow');
+        const handleLabel = this.dataZoomModel.get('handleLabel') || {};
+        const normalShow = handleLabel.show || false;
+        const emphasisHandleLabel = this.dataZoomModel.getModel(['emphasis', 'handleLabel']);
+        const emphasisShow = emphasisHandleLabel.get('show') || false;
         // Dragging is considered as emphasis, unless emphasisShow is false
         const toShow = (isEmphasis || this._dragging)
             ? emphasisShow