From 08722952ccee5b69ca2ee82dc8d56f75d9b7440f Mon Sep 17 00:00:00 2001
From: "lixuefei.1313" <lixuef1313@163.com>
Date: Tue, 11 Feb 2025 16:06:54 +0800
Subject: [PATCH 1/3] feat: support stackInverse for waterfall chart

---
 packages/vchart/__tests__/runtime/browser/index.page.ts     | 2 +-
 packages/vchart/src/data/transforms/waterfall.ts            | 3 ++-
 .../src/plugin/components/axis-sync/tick-align-transform.ts | 2 +-
 packages/vchart/src/series/waterfall/waterfall.ts           | 6 ++++--
 4 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/packages/vchart/__tests__/runtime/browser/index.page.ts b/packages/vchart/__tests__/runtime/browser/index.page.ts
index 80d2b97e47..fa711464f1 100644
--- a/packages/vchart/__tests__/runtime/browser/index.page.ts
+++ b/packages/vchart/__tests__/runtime/browser/index.page.ts
@@ -3,5 +3,5 @@
  */
 
 // import VChart from '../../../src';
-import './index.page.local';
+import './index.page.local.ts';
 // window['VChart'] = VChart;
diff --git a/packages/vchart/src/data/transforms/waterfall.ts b/packages/vchart/src/data/transforms/waterfall.ts
index 735bda2346..29c0586b29 100644
--- a/packages/vchart/src/data/transforms/waterfall.ts
+++ b/packages/vchart/src/data/transforms/waterfall.ts
@@ -34,6 +34,7 @@ export interface IWaterfallOpt {
     increase: string;
     decrease: string;
   };
+  stackInverse: boolean;
   groupData: () => DataView;
 }
 
@@ -77,7 +78,7 @@ export const waterfall = (lastData: Array<Datum>, op: IWaterfallOpt) => {
       negative: temp.end
     };
 
-    const indexData = dimensionData[key];
+    const indexData = op.stackInverse === true ? dimensionData[key].reverse() : dimensionData[key];
     indexData?.forEach((d, i) => {
       if (i === indexData.length - 1) {
         d[STACK_FIELD_TOTAL_TOP] = true;
diff --git a/packages/vchart/src/plugin/components/axis-sync/tick-align-transform.ts b/packages/vchart/src/plugin/components/axis-sync/tick-align-transform.ts
index c5ae5847da..ec94a757f6 100644
--- a/packages/vchart/src/plugin/components/axis-sync/tick-align-transform.ts
+++ b/packages/vchart/src/plugin/components/axis-sync/tick-align-transform.ts
@@ -55,7 +55,7 @@ export const tickAlign = (data: Array<Datum>, op: ITickAlignOpt) => {
   // make the tickData of the current axis consistent with the tickData of the target axis
   const newTicks: number[] = targetData.map((d: { value: number }) => {
     const percent = (d.value - targetDomain[0]) / targetRange;
-    return currentRange * percent + currentDomain[0];
+    return Math.round(currentRange * percent + currentDomain[0]);
   });
   return convertDomainToTickData(newTicks);
 };
diff --git a/packages/vchart/src/series/waterfall/waterfall.ts b/packages/vchart/src/series/waterfall/waterfall.ts
index 40518e77a7..862b8c8898 100644
--- a/packages/vchart/src/series/waterfall/waterfall.ts
+++ b/packages/vchart/src/series/waterfall/waterfall.ts
@@ -100,7 +100,8 @@ export class WaterfallSeries<T extends IWaterfallSeriesSpec = IWaterfallSeriesSp
             valueField: this.getStackValueField(),
             seriesField: this.getSeriesField(),
             seriesFieldName: this._theme.seriesFieldName,
-            total: this._spec.total
+            total: this._spec.total,
+            stackInverse: this.getRegion().getStackInverse()
           }
         },
         false
@@ -123,7 +124,8 @@ export class WaterfallSeries<T extends IWaterfallSeriesSpec = IWaterfallSeriesSp
           startAs: STACK_FIELD_START,
           endAs: STACK_FIELD_END,
           total: this._spec.total,
-          groupData: () => this.getGroups().groupData
+          groupData: () => this.getGroups().groupData,
+          stackInverse: this.getRegion().getStackInverse()
         }
       },
       false

From a369845f8f77f4678627cc8076220f21e290d0de Mon Sep 17 00:00:00 2001
From: "lixuefei.1313" <lixuef1313@163.com>
Date: Tue, 11 Feb 2025 16:07:15 +0800
Subject: [PATCH 2/3] docs: update changlog of rush

---
 ...t-stack-inverse-in-waterfall_2025-02-11-08-07.json | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 common/changes/@visactor/vchart/feat-support-stack-inverse-in-waterfall_2025-02-11-08-07.json

diff --git a/common/changes/@visactor/vchart/feat-support-stack-inverse-in-waterfall_2025-02-11-08-07.json b/common/changes/@visactor/vchart/feat-support-stack-inverse-in-waterfall_2025-02-11-08-07.json
new file mode 100644
index 0000000000..e8b8498160
--- /dev/null
+++ b/common/changes/@visactor/vchart/feat-support-stack-inverse-in-waterfall_2025-02-11-08-07.json
@@ -0,0 +1,11 @@
+{
+  "changes": [
+    {
+      "comment": "feat: support stackInverse for waterfall chart\n\n",
+      "type": "none",
+      "packageName": "@visactor/vchart"
+    }
+  ],
+  "packageName": "@visactor/vchart",
+  "email": "lixuef1313@163.com"
+}
\ No newline at end of file

From d66ca30a99be7638715b22f398c68700b86a8cb2 Mon Sep 17 00:00:00 2001
From: "lixuefei.1313" <lixuef1313@163.com>
Date: Tue, 11 Feb 2025 17:14:45 +0800
Subject: [PATCH 3/3] feat: reverse change of tick align

---
 .../src/plugin/components/axis-sync/tick-align-transform.ts     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/vchart/src/plugin/components/axis-sync/tick-align-transform.ts b/packages/vchart/src/plugin/components/axis-sync/tick-align-transform.ts
index ec94a757f6..c5ae5847da 100644
--- a/packages/vchart/src/plugin/components/axis-sync/tick-align-transform.ts
+++ b/packages/vchart/src/plugin/components/axis-sync/tick-align-transform.ts
@@ -55,7 +55,7 @@ export const tickAlign = (data: Array<Datum>, op: ITickAlignOpt) => {
   // make the tickData of the current axis consistent with the tickData of the target axis
   const newTicks: number[] = targetData.map((d: { value: number }) => {
     const percent = (d.value - targetDomain[0]) / targetRange;
-    return Math.round(currentRange * percent + currentDomain[0]);
+    return currentRange * percent + currentDomain[0];
   });
   return convertDomainToTickData(newTicks);
 };