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

108 lines
2.4 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 object THREE.Object3D
* @param newParent THREE.Object3D
* @param newBefore THREE.Object3D
* @constructor
*/
var MoveObjectCommand = function ( object, newParent, newBefore ) {
Command.call( this );
this.type = 'MoveObjectCommand';
this.name = 'Move Object';
this.object = object;
this.oldParent = ( object !== undefined ) ? object.parent : undefined;
this.oldIndex = ( this.oldParent !== undefined ) ? this.oldParent.children.indexOf( this.object ) : undefined;
this.newParent = newParent;
if ( newBefore !== undefined ) {
this.newIndex = ( newParent !== undefined ) ? newParent.children.indexOf( newBefore ) : undefined;
} else {
this.newIndex = ( newParent !== undefined ) ? newParent.children.length : undefined;
}
if ( this.oldParent === this.newParent && this.newIndex > this.oldIndex ) {
this.newIndex --;
}
this.newBefore = newBefore;
};
MoveObjectCommand.prototype = {
execute: function () {
this.oldParent.remove( this.object );
var children = this.newParent.children;
children.splice( this.newIndex, 0, this.object );
this.object.parent = this.newParent;
this.editor.signals.sceneGraphChanged.dispatch();
},
undo: function () {
this.newParent.remove( this.object );
var children = this.oldParent.children;
children.splice( this.oldIndex, 0, this.object );
this.object.parent = this.oldParent;
this.editor.signals.sceneGraphChanged.dispatch();
},
toJSON: function () {
var output = Command.prototype.toJSON.call( this );
output.objectUuid = this.object.uuid;
output.newParentUuid = this.newParent.uuid;
output.oldParentUuid = this.oldParent.uuid;
output.newIndex = this.newIndex;
output.oldIndex = this.oldIndex;
return output;
},
fromJSON: function ( json ) {
Command.prototype.fromJSON.call( this, json );
this.object = this.editor.objectByUuid( json.objectUuid );
this.oldParent = this.editor.objectByUuid( json.oldParentUuid );
if ( this.oldParent === undefined ) {
this.oldParent = this.editor.scene;
}
this.newParent = this.editor.objectByUuid( json.newParentUuid );
if ( this.newParent === undefined ) {
this.newParent = this.editor.scene;
}
this.newIndex = json.newIndex;
this.oldIndex = json.oldIndex;
}
};