naive extension of classes.

build/game-lib.js

@@ -166,6 +166,30 @@ GameLib.D3.Color = function(r, g, b, a) {
     this.b = b;
     this.a = a;
 };
+GameLib.D3.ComponentColorFlash = function(
+    componentId
+) {
+    this.componentId = componentId || GameLib.D3.Tools.RandomId();
+    this.parentEntity = null;
+
+    // Todo: this should be executed somewhere in game-lib-z, so that we don't execute it on every construction of an object.
+    GameLib.D3.Utils.Extend(GameLib.D3.ComponentColorFlash, GameLib.D3.ComponentInterface);
+};
+
+///////////////////////// Methods to override //////////////////////////
+GameLib.D3.ComponentColorFlash.prototype.onUpdate = function(
+    deltaTime,
+    parentEntity
+) {
+    this.parentEntity.mesh.material.color = new THREE.Color(Math.random(), Math.random(), Math.random());
+};
+
+GameLib.D3.ComponentColorFlash.prototype.onSetParentEntity = function(
+    parentScene,
+    parentEntity
+) {
+    parentEntity.mesh.material = new THREE.MeshBasicMaterial();
+};
 GameLib.D3.ComponentInterface = function(
     componentId
 ) {
@@ -4763,6 +4787,17 @@ GameLib.D3.TriangleFace.prototype.equals = function(triangle) {
 };
 
 
+GameLib.D3.Utils = function() {};
+GameLib.D3.Utils.Extend = function(
+    child, // child class
+    parent // parent class
+) {
+    for(var prop in parent.prototype) {
+        if(!child.prototype[prop]) {
+            child.prototype[prop] = parent.prototype[prop];
+        }
+    }
+};
 GameLib.D3.Vector2 = function(x, y) {
 
     this.x = 0;

src/game-lib-component-colorflash.js

@@ -0,0 +1,24 @@
+GameLib.D3.ComponentColorFlash = function(
+    componentId
+) {
+    this.componentId = componentId || GameLib.D3.Tools.RandomId();
+    this.parentEntity = null;
+
+    // Todo: this should be executed somewhere in game-lib-z, so that we don't execute it on every construction of an object.
+    GameLib.D3.Utils.Extend(GameLib.D3.ComponentColorFlash, GameLib.D3.ComponentInterface);
+};
+
+///////////////////////// Methods to override //////////////////////////
+GameLib.D3.ComponentColorFlash.prototype.onUpdate = function(
+    deltaTime,
+    parentEntity
+) {
+    this.parentEntity.mesh.material.color = new THREE.Color(Math.random(), Math.random(), Math.random());
+};
+
+GameLib.D3.ComponentColorFlash.prototype.onSetParentEntity = function(
+    parentScene,
+    parentEntity
+) {
+    parentEntity.mesh.material = new THREE.MeshBasicMaterial();
+};

src/game-lib-utils.js

@@ -0,0 +1,11 @@
+GameLib.D3.Utils = function() {};
+GameLib.D3.Utils.Extend = function(
+    child, // child class
+    parent // parent class
+) {
+    for(var prop in parent.prototype) {
+        if(!child.prototype[prop]) {
+            child.prototype[prop] = parent.prototype[prop];
+        }
+    }
+};