feat(funnel): 漏斗图增加关闭分面 title 的展示

Author: visiky

docs/api/plots/funnel.en.md

@@ -72,6 +72,12 @@ the min size of graphic，is between 0 and 1, default 0。
 
 Tip: when set dynamicHeight to be true, this field is invalid
 
+#### showFacetTitle
+
+<description>**optional** _boolean_ _default:_ `true`</description>
+
+是否展示漏斗分面的标题。适用于存在多组漏斗的情形，如：分组漏斗图、对比漏斗图
+
 #### funnelStyle
 
 <description>**optional** _object_</description>

docs/api/plots/funnel.zh.md

@@ -72,6 +72,12 @@ order: 9
 
 注：因动态高度漏斗图将值映射为高度，因此声明 dynamicHeight: true 时，该字段无效
 
+#### showFacetTitle
+
+<description>**optional** _boolean_ _default:_ `true`</description>
+
+是否展示漏斗分面的标题。适用于存在多组漏斗的情形，如：分组漏斗图、对比漏斗图
+
 #### funnelStyle
 
 <description>**可选** _object_</description>

src/plots/funnel/geometries/compare.ts

@@ -46,13 +46,15 @@ function geometry(params: Params<FunnelOptions>): Params<FunnelOptions> {
     label,
     funnelStyle,
     state,
+    showFacetTitle,
   } = options;
 
   chart.facet('mirror', {
     fields: [compareField],
     // 漏斗图的转置规则与分面相反，默认是垂直布局
     transpose: !isTransposed,
     padding: isTransposed ? 0 : [32, 0, 0, 0],
+    showTitle: showFacetTitle,
     eachView(view, facet) {
       const index = isTransposed ? facet.rowIndex : facet.columnIndex;
 

src/plots/funnel/geometries/facet.ts

@@ -26,11 +26,12 @@ function field(params: Params<FunnelOptions>): Params<FunnelOptions> {
  */
 function geometry(params: Params<FunnelOptions>): Params<FunnelOptions> {
   const { chart, options } = params;
-  const { seriesField, isTransposed } = options;
+  const { seriesField, isTransposed, showFacetTitle } = options;
 
   chart.facet('rect', {
     fields: [seriesField],
     padding: [isTransposed ? 0 : 32, 10, 0, 10],
+    showTitle: showFacetTitle,
     eachView(view, facet) {
       basicFunnel(
         deepAssign({}, params, {

src/plots/funnel/types.ts

@@ -54,7 +54,11 @@ export interface FunnelOptions extends Options {
    * @title 漏斗图样式
    */
   readonly funnelStyle?: StyleAttr;
-
+  /**
+   * @title 漏斗分面标题
+   * @description 是否关闭漏斗的标题展示，适用于存在多组漏斗的情形，如：分组漏斗图、对比漏斗图。
+   */
+  readonly showFacetTitle?: boolean;
   // 组件
   /**
    * @title 转化率信息