feat: datazoom drag when back from FullScreen

components/HorizontalBar/HorizontalBar.vue

@@ -187,18 +187,13 @@
 					}
 					lastCount = count
 					if(flag) {
-						var option = chart.getOption()
-						// TODO：切换全屏后返回，chart实例不存在了
-						if(!option) {
-							// 这样处理没有效果
-							option = this.ec.option
-							return
-						}
-						const series = option.series
+						const series = this.ec.option.series
 						series.map(item => {
 							item.label.show = count <= this.elementInfo.option.dataset.maxCount
 						})
-						chart.setOption({series: series})						
+						this.$set(this.ec.option, 'series', series)
+						this.$set(this.ec.option, 'dataZoom.start', event.start)
+						this.$set(this.ec.option, 'dataZoom.end', event.end)
 					}
 				}	
 			}

components/LineMixBar/LineMixBar.vue

@@ -177,18 +177,13 @@
 					}
 					lastCount = count
 					if(flag) {
-						var option = chart.getOption()
-						// TODO：切换全屏后返回，chart实例不存在了
-						if(!option) {
-							// 这样处理没有效果
-							option = this.ec.option
-							return
-						}
-						const series = option.series
+						const series = this.ec.option.series
 						series.map(item => {
 							item.label.show = count <= this.elementInfo.option.dataset.maxCount
 						})
-						chart.setOption({series: series})						
+						this.$set(this.ec.option, 'series', series)
+						this.$set(this.ec.option, 'dataZoom.start', event.start)
+						this.$set(this.ec.option, 'dataZoom.end', event.end)
 					}
 				}	
 			}

components/NormalBar/NormalBar.vue

@@ -154,18 +154,13 @@
 					}
 					lastCount = count
 					if(flag) {
-						var option = chart.getOption()
-						// TODO：切换全屏后返回，chart实例不存在了
-						if(!option) {
-							// 这样处理没有效果
-							option = this.ec.option
-							return
-						}
-						const series = option.series
+						const series = this.ec.option.series
 						series.map(item => {
 							item.label.show = count <= this.elementInfo.option.dataset.maxCount
 						})
-						chart.setOption({series: series})						
+						this.$set(this.ec.option, 'series', series)
+						this.$set(this.ec.option, 'dataZoom.start', event.start)
+						this.$set(this.ec.option, 'dataZoom.end', event.end)
 					}
 				}	
 			}

components/NormalLine/NormalLine.vue

@@ -156,18 +156,13 @@
 					}
 					lastCount = count
 					if(flag) {
-						var option = chart.getOption()
-						// TODO：切换全屏后返回，chart实例不存在了
-						if(!option) {
-							// 这样处理没有效果
-							option = this.ec.option
-							return
-						}
-						const series = option.series
+						const series = this.ec.option.series
 						series.map(item => {
 							item.label.show = count <= this.elementInfo.option.dataset.maxCount
 						})
-						chart.setOption({series: series})						
+						this.$set(this.ec.option, 'series', series)
+						this.$set(this.ec.option, 'dataZoom.start', event.start)
+						this.$set(this.ec.option, 'dataZoom.end', event.end)
 					}
 				}	
 			}