2017-12-02 11:49:27 +01:00
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/**
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* Canvas object
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* @param apiCanvas
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* @returns {GameLib.Canvas}
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* @constructor
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*/
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GameLib.Canvas = function(
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apiCanvas
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) {
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if (GameLib.Utils.UndefinedOrNull(apiCanvas)) {
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apiCanvas = {};
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}
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if (apiCanvas instanceof GameLib.Canvas) {
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return apiCanvas;
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}
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GameLib.API.Canvas.call(
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this,
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apiCanvas.id,
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apiCanvas.name,
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apiCanvas.width,
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apiCanvas.height,
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apiCanvas.parentEntity
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);
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2017-12-04 13:23:15 +01:00
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GameLib.Component.call(this);
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2017-12-02 11:49:27 +01:00
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};
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GameLib.Canvas.prototype = Object.create(GameLib.API.Canvas.prototype);
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GameLib.Canvas.prototype.constructor = GameLib.Canvas;
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/**
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* Creates a light instance
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* @returns {*}
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*/
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GameLib.Canvas.prototype.createInstance = function() {
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this.instance = document.createElement('canvas');
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this.instance.width = this.width;
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this.instance.height = this.height;
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GameLib.Component.prototype.createInstance.call(this);
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};
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/**
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* Updates the instance with the current state
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*/
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GameLib.Canvas.prototype.updateInstance = function(property) {
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if (GameLib.Utils.UndefinedOrNull(property)) {
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console.warn('unknown property update for Canvas: ' + property);
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}
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if (property === 'width') {
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this.instance.width = this.width;
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}
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if (property === 'height') {
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this.instance.height = this.height;
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}
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};
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/**
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* Converts a GameLib.Canvas to a GameLib.API.Canvas
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* @returns {GameLib.API.Canvas}
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*/
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GameLib.Canvas.prototype.toApiObject = function() {
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return new GameLib.API.Canvas(
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this.id,
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this.name,
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this.width,
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this.height,
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GameLib.Utils.IdOrNull(this.parentEntity)
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);
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};
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/**
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* Returns a new GameLib.Canvas from a GameLib.API.Canvas
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* @param objectCanvas GameLib.API.Canvas
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* @returns {GameLib.Canvas}
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*/
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GameLib.Canvas.FromObject = function(objectCanvas) {
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return new GameLib.Canvas(
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GameLib.API.Canvas.FromObject(objectCanvas)
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);
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};
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