add SimulateColorBlindEffectAction fromJson

Author: strausr

__TESTS__/unit/fromJson/effect.fromJson.test.ts

@@ -26,7 +26,8 @@ describe('effect.fromJson', () => {
       { actionType: 'vectorize', numOfColors: 17, detailLevel: 100 },
       { actionType: 'gradientFade', strength: 5, horizontalStartPoint: 10, verticalStartPoint: 20 },
       { actionType: 'assistColorblind', type: 'stripes', stripesStrength: 20 },
-      { actionType: 'assistColorblind', type: 'xray' }
+      { actionType: 'assistColorblind', type: 'xray' },
+      { actionType: 'simulateColorblind', condition: 'rod_monochromacy' }
     ]);
 
     expect(transformation.toString()).toStrictEqual([
@@ -53,7 +54,8 @@ describe('effect.fromJson', () => {
       'e_vectorize:colors:17:detail:100',
       'e_gradient_fade:5,x_10,y_20',
       'e_assist_colorblind:20',
-      'e_assist_colorblind:xray'
+      'e_assist_colorblind:xray',
+      'e_simulate_colorblind:rod_monochromacy'
     ].join('/'));
   });
 });

src/actions/effect/SimulateColorBlind.ts

@@ -2,6 +2,7 @@ import {Action} from "../../internal/Action.js";
 import {Qualifier} from "../../internal/qualifier/Qualifier.js";
 import {SimulateColorBlindType} from "../../types/types.js";
 import {ISimulateColorBlindEffectModel} from "../../internal/models/IEffectActionModel.js";
+import {IActionModel} from "../../internal/models/IActionModel.js";
 
 /**
  * @description Simulates the way an image would appear to someone with the specified color blind condition
@@ -34,6 +35,17 @@ class SimulateColorBlindEffectAction extends Action {
     this._actionModel.condition = cond;
     return this.setQualifier(cond);
   }
+
+  static fromJson(actionModel: IActionModel): SimulateColorBlindEffectAction {
+    const {actionType, condition} = (actionModel as ISimulateColorBlindEffectModel);
+
+    // We are using this() to allow inheriting classes to use super.fromJson.apply(this, [actionModel])
+    // This allows the inheriting classes to determine the class to be created
+    const result = new this();
+    condition && result.condition(condition);
+
+    return result;
+  }
 }
 
 

src/internal/fromJson.ts

@@ -34,6 +34,7 @@ import {DitherEffectAction} from "../actions/effect/Dither.js";
 import {VectorizeEffectAction} from "../actions/effect/Vectorize.js";
 import {GradientFadeEffectAction} from "../actions/effect/GradientFade.js";
 import {AssistColorBlindEffectAction} from "../actions/effect/AssistColorBlind.js";
+import {SimulateColorBlindEffectAction} from "../actions/effect/SimulateColorBlind.js";
 
 const ActionModelMap: Record<string, IHasFromJson> = {
   scale: ResizeScaleAction,
@@ -73,7 +74,8 @@ const ActionModelMap: Record<string, IHasFromJson> = {
   dither: DitherEffectAction,
   vectorize: VectorizeEffectAction,
   gradientFade: GradientFadeEffectAction,
-  assistColorblind: AssistColorBlindEffectAction
+  assistColorblind: AssistColorBlindEffectAction,
+  simulateColorblind: SimulateColorBlindEffectAction
 };
 
 /**