ShadowEditor/editor/js/commands/MultiCmdsCommand.js
2018-06-07 19:50:07 +08:00

86 lines
1.6 KiB
JavaScript

/**
* @author dforrer / https://github.com/dforrer
* Developed as part of a project at University of Applied Sciences and Arts Northwestern Switzerland (www.fhnw.ch)
*/
/**
* @param cmdArray array containing command objects
* @constructor
*/
var MultiCmdsCommand = function ( cmdArray ) {
Command.call( this );
this.type = 'MultiCmdsCommand';
this.name = 'Multiple Changes';
this.cmdArray = ( cmdArray !== undefined ) ? cmdArray : [];
};
MultiCmdsCommand.prototype = {
execute: function () {
this.editor.signals.sceneGraphChanged.active = false;
for ( var i = 0; i < this.cmdArray.length; i ++ ) {
this.cmdArray[ i ].execute();
}
this.editor.signals.sceneGraphChanged.active = true;
this.editor.signals.sceneGraphChanged.dispatch();
},
undo: function () {
this.editor.signals.sceneGraphChanged.active = false;
for ( var i = this.cmdArray.length - 1; i >= 0; i -- ) {
this.cmdArray[ i ].undo();
}
this.editor.signals.sceneGraphChanged.active = true;
this.editor.signals.sceneGraphChanged.dispatch();
},
toJSON: function () {
var output = Command.prototype.toJSON.call( this );
var cmds = [];
for ( var i = 0; i < this.cmdArray.length; i ++ ) {
cmds.push( this.cmdArray[ i ].toJSON() );
}
output.cmds = cmds;
return output;
},
fromJSON: function ( json ) {
Command.prototype.fromJSON.call( this, json );
var cmds = json.cmds;
for ( var i = 0; i < cmds.length; i ++ ) {
var cmd = new window[ cmds[ i ].type ](); // creates a new object of type "json.type"
cmd.fromJSON( cmds[ i ] );
this.cmdArray.push( cmd );
}
}
};