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60 lines
1.7 KiB
Plaintext
60 lines
1.7 KiB
Plaintext
"use strict";
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/*
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Copyright [2014] [Diagramo]
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/**
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* Used to do/undo actions when the canvas changes his size
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* @this {CanvasChangeSizeCommand}
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* @constructor
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* @param {Number} newWidth - the new width of the canvas
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* @param {Number} newHeight - the new height of the canvas
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* @author Alex
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*/
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function CanvasChangeSizeCommand(newWidth, newHeight){
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this.previousWidth = canvasProps.width;
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this.previousHeight = canvasProps.height;
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this.width = newWidth;
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this.height = newHeight;
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this.oType = "CanvasChangeSizeCommand";
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}
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CanvasChangeSizeCommand.prototype = {
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constructor : CanvasChangeSizeCommand,
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/**This method got called every time the Command must execute*/
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execute : function(){
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//Attention: canvasProps is a global variable
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canvasProps.setWidth(this.width);
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canvasProps.setHeight(this.height);
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setUpEditPanel(canvasProps);
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},
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/**This method should be called every time the Command should be undone*/
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undo : function(){
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canvasProps.setWidth(this.previousWidth);
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canvasProps.setHeight(this.previousHeight);
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setUpEditPanel(canvasProps);
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}
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};
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