Change onPan and onZoom delta and amounts to be { x: number, y: number } objects, because they are never numbers.

Author: valerianoceanflight

src/options.ts

@@ -1,5 +1,4 @@
 import type { Chart, Color, Point } from 'chart.js'
-import type { PanAmount, ZoomAmount } from './types'
 
 export type Mode = 'x' | 'y' | 'xy'
 export type ModeFn = (context: { chart: Chart }) => Mode
@@ -122,7 +121,7 @@ export interface ZoomOptions {
   /**
    * Function called while the user is zooming
    */
-  onZoom?: (context: { chart: Chart; trigger: ZoomTrigger; amount?: ZoomAmount }) => void
+  onZoom?: (context: { chart: Chart; trigger: ZoomTrigger; amount?: { x: number, y: number } }) => void
 
   /**
    * Function called once zooming is completed
@@ -174,7 +173,7 @@ export interface PanOptions {
   /**
    * Function called while the user is panning
    */
-  onPan?: (context: { chart: Chart; trigger: PanTrigger; delta: PanAmount }) => void
+  onPan?: (context: { chart: Chart; trigger: PanTrigger; delta: { x: number, y: number } }) => void
 
   /**
    * Function called once panning is completed