From 811041443f019284c362e311670851e504ecf078 Mon Sep 17 00:00:00 2001
From: Samuel Gratzl <sam@sgratzl.com>
Date: Mon, 5 Apr 2021 15:32:08 -0400
Subject: [PATCH] feat: fix code changes for chart.js 3.0.0

---
 ...ogarithmicParallelCoordinatesController.ts |  3 +++
 .../ParallelCoordinatesController.ts          | 26 ++++++++++---------
 src/elements/LinearAxis.ts                    | 13 ++++++++++
 3 files changed, 30 insertions(+), 12 deletions(-)

diff --git a/src/controllers/LogarithmicParallelCoordinatesController.ts b/src/controllers/LogarithmicParallelCoordinatesController.ts
index f28b86f..01ff507 100644
--- a/src/controllers/LogarithmicParallelCoordinatesController.ts
+++ b/src/controllers/LogarithmicParallelCoordinatesController.ts
@@ -17,8 +17,11 @@ export class LogarithmicParallelCoordinatesController extends ParallelCoordinate
   static readonly id = 'logarithmicPcp';
 
   static readonly defaults: any = /* #__PURE__ */ {
+    ...ParallelCoordinatesController.defaults,
     datasetElementType: LogarithmicAxis.id,
   };
+
+  static readonly overrides: any = /* #__PURE__ */ ParallelCoordinatesController.overrides;
 }
 
 export interface ILogarithmicParallelCoordinatesControllerDatasetOptions
diff --git a/src/controllers/ParallelCoordinatesController.ts b/src/controllers/ParallelCoordinatesController.ts
index 6e05a1f..3881360 100644
--- a/src/controllers/ParallelCoordinatesController.ts
+++ b/src/controllers/ParallelCoordinatesController.ts
@@ -41,6 +41,11 @@ export class ParallelCoordinatesController extends DatasetController<'pcp', Line
     ds.yAxisID = ds.label;
     super.linkScales();
     this._cachedMeta.vScale = this._cachedMeta.dataset as any;
+    this._cachedMeta.vScale = this._cachedMeta.dataset as any;
+  }
+
+  private resolveAxisOptions(mode: UpdateMode) {
+    return (this.resolveDatasetElementOptions(mode) as unknown) as ILinearAxisOptions;
   }
 
   addElements(): void {
@@ -52,12 +57,11 @@ export class ParallelCoordinatesController extends DatasetController<'pcp', Line
 
     Object.assign(scale, {
       id: meta.yAxisID,
-      type: this.dataElementType.id,
-      axis: 'y',
+      type: this.datasetElementType.id,
       chart: this.chart,
       ctx: this.chart.ctx,
     });
-    scale.init({} as any);
+    scale.init(this.resolveAxisOptions('reset'));
   }
 
   update(mode: UpdateMode): void {
@@ -132,8 +136,8 @@ export class ParallelCoordinatesController extends DatasetController<'pcp', Line
       const x = meta.xScale?.getPixelForTick(metaIndex) ?? 0;
       const yScale = m.vScale;
       const y = reset
-        ? m.yScale?.getBasePixel()
-        : m.yScale?.getPixelForValue((m._parsed[index] as Record<string, number>)[yScale?.axis ?? 'y'], index);
+        ? yScale?.getBasePixel()
+        : yScale?.getPixelForValue((m._parsed[index] as Record<string, number>)[yScale?.axis ?? 'y'], index);
 
       return {
         x,
@@ -214,12 +218,10 @@ export class ParallelCoordinatesController extends DatasetController<'pcp', Line
   static readonly defaults: any = /* #__PURE__ */ {
     datasetElementType: LinearAxis.id,
     dataElementType: LineSegment.id,
-    datasets: {
-      animation: {
-        numbers: {
-          type: 'number',
-          properties: ['x', 'y', 'x1', 'y1', 'axisWidth', 'xCPn', 'yCPn', 'xCPp1', 'yCPp1', 'borderWidth'],
-        },
+    animations: {
+      numbers: {
+        type: 'number',
+        properties: ['x', 'y', 'x1', 'y1', 'axisWidth', 'xCPn', 'yCPn', 'xCPp1', 'yCPp1', 'borderWidth'],
       },
     },
   };
@@ -229,7 +231,7 @@ export class ParallelCoordinatesController extends DatasetController<'pcp', Line
       x: {
         type: PCPScale.id,
         offset: true,
-        gridLines: {
+        grid: {
           drawBorder: false,
           display: false,
         },
diff --git a/src/elements/LinearAxis.ts b/src/elements/LinearAxis.ts
index 12bb1cc..20ff330 100644
--- a/src/elements/LinearAxis.ts
+++ b/src/elements/LinearAxis.ts
@@ -31,6 +31,7 @@ export interface IAxisProps {
 }
 
 const scaleDefaults = {
+  axis: 'y',
   // a dummy scriptable option to enforce a context environment
   dummyOption: (_ctx: unknown) => 0,
   axisWidth: 10,
@@ -81,6 +82,11 @@ export class LinearAxis extends LinearScale<ILinearAxisOptions> {
     return r;
   }
 
+  // eslint-disable-next-line class-methods-use-this
+  _computeLabelArea(): void {
+    return undefined;
+  }
+
   draw(c: unknown): void {
     const ctx = c as CanvasRenderingContext2D;
     ctx.save();
@@ -112,10 +118,17 @@ export class LogarithmicAxis extends LogarithmicScale<ILogarithmicAxisOptions> {
 
   static readonly defaults: any = /* #__PURE__ */ merge({}, [defaults.scale, LogarithmicScale.defaults, scaleDefaults]);
 
+  static readonly descriptors = /* #__PURE__ */ LinearAxis.descriptors;
+
   constructor() {
     super({});
   }
 
+  // eslint-disable-next-line class-methods-use-this
+  _computeLabelArea(): void {
+    return undefined;
+  }
+
   update(): number {
     return LinearAxis.prototype.update.call(this);
   }