<?xml version="1.0" encoding="utf-8"?>
  <!-- 
      This program is free software: you can redistribute it and/or modify
      it under the terms of the GNU General Public License as published by
      the Free Software Foundation, either version 3 of the License.
  
      This program is distributed in the hope that it will be useful,
      but WITHOUT ANY WARRANTY; without even the implied warranty of
      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      GNU General Public License for more details.
  
      You should have received a copy of the GNU General Public License
      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  
          Javier Quevedo Fernández 05-2009.
  -->
  <mx:TitleWindow xmlns:mx="http://www.adobe.com/2006/mxml" 
          layout="absolute" 
      left="245"
       right="5"
          height="90%"
          title="Editor"
          dragDrop="dragDropHandler(event);"
      dragEnter="dragEnterHandler(event);"
           creationComplete="init();">
          <mx:Canvas width="100%" height="100%" styleName="EditCanvas" backgroundColor="#FFFFFF">
                  <mx:TabNavigator horizontalCenter="0" id="tabNavigator" fontSharpness="10" x="4.5" y="5" width="100%" height="100%" change="childIndexChangeHandler(event)">
                          <mx:Canvas id="startCanvas" label="Welcome" width="100%" height="100%">
                                  <mx:TextArea width="100%" height="100%">
                                          <mx:htmlText><![CDATA[
  Welcome to <font color="#FF0000">Vixie</font>, the Ximpel playlist editor for the Ximpel Interactive Media Player.
  You can begin editing your playlist by simply clicking the button <b>Add subject</b>.
  If you have any questions or doubts please contact us at <a href="mailto:support@ximpel.net">;our support email</a>.]]></mx:htmlText>
                                          
                                  </mx:TextArea>
                          </mx:Canvas>                
                  </mx:TabNavigator>
          </mx:Canvas>
          
          <mx:Script>
                  <![CDATA[
                          import mx.controls.ComboBox;
                          import mx.events.DragEvent;
                          import mx.managers.DragManager;
                          import mx.containers.Canvas;
                          import net.ximpel.classes.*;
                          import net.ximpel.events.InterfaceEvents;
  
                          import flash.utils.*;
                          
                          [Bindable]
                          public var interactiveVideo:InteractiveVideo = new InteractiveVideo();
                          public var activeSubjectView : SubjectView;
                          public var activeMedia : Object;
                          
                          [Bindable]
                          public var propertiesPanel : PropertiesPanel;
                          public var subjectForm : SubjectForm = new SubjectForm();
                          public var mediaClipForm : MediaClipForm = new MediaClipForm();
                          public var subjectCount:int =0;
                          
                          public function init():void{
                          }
                          
                          private function dragDropHandler(event:DragEvent):void {
                                  addSubject();
                          }
          
                  private function dragEnterHandler(event:DragEvent):void {
                  if (event.dragSource.hasFormat("subject"))
                  {
                      DragManager.acceptDragDrop(EditorView(event.currentTarget));
                  }
              }
                  
                          public function addSubject():void {
                                  if (subjectCount == 0)
                                  {
                                          tabNavigator.removeChild(startCanvas);
                                  } 
                                  var canvas:Canvas = new Canvas();
                                  tabNavigator.addChild(canvas);
                          
                                  var subjectView:SubjectView = new SubjectView();
                                  subjectView.subject.id="Subject"+subjectCount;
                                  canvas.addChild(subjectView);        
                                  canvas.label=subjectView.subject.id;
                                  tabNavigator.selectedIndex = tabNavigator.numChildren-1;
                                  interactiveVideo.addSubject(subjectView.subject);
                                  subjectForm.removeEventListener(InterfaceEvents.SUBJECT_FORM_CHANGED, subjectFormChangedHandler);
                                  
                                  setAsActiveSubjectView(subjectView);
                  
                                  subjectForm.addEventListener(InterfaceEvents.SUBJECT_FORM_CHANGED, subjectFormChangedHandler);                                                
                                  subjectView.addEventListener(InterfaceEvents.SUBJECT_ACTIVATED, subjectActivatedHandler);
                                  subjectView.addEventListener(InterfaceEvents.MEDIA_ACTIVATED, mediaActivatedHandler);
                                  subjectCount++;        
                          }
                          
                          public function removeCurrentSubject():void{
                                  if (subjectCount > 0){
                                  subjectCount--;
                                  var currentSubjectView : SubjectView = tabNavigator.selectedChild.getChildAt(0) as SubjectView;
                                  interactiveVideo.removeSubject(currentSubjectView.subject);
                                  tabNavigator.removeChild(tabNavigator.selectedChild);
                                  if (subjectCount == 0)
                                          tabNavigator.addChild(startCanvas);
                                  }
                                  
                          }
                          
                          private function setAsActiveMedia(media : Object):void
                          {
                                  if (media == activeMedia)
                                          return;
                                  activeMedia = media;
                                  propertiesPanel.propertiesCanvas.removeAllChildren();
                                  var className : String = flash.utils.getQualifiedClassName(activeMedia);
                                  if (className == "net.ximpel.components::MediaClipView")
                                  {
                                          var clipView : MediaClipView = activeMedia as MediaClipView;
  
                                          propertiesPanel.propertiesCanvas.addChild(mediaClipForm);
                                          var subject : Subject = new Subject();
                                          mediaClipForm.updateClip(clipView.clip, interactiveVideo.subjects);
                                  }                                        
                          }
                          
                          public function setAsActiveSubjectView(subjectView:SubjectView): void
                          {
  
                                  if (activeSubjectView == subjectView)
                                          return;
                                  activeSubjectView = subjectView; 
                                  propertiesPanel.propertiesCanvas.removeAllChildren();
                                  propertiesPanel.propertiesCanvas.addChild(subjectForm);
                                  subjectForm.updateForm(subjectView.subject, interactiveVideo.subjects);
                                  subjectForm.subjectView=subjectView;
                          }
                          
                          private function subjectFormChangedHandler(event:InterfaceEvents):void
                          {
                                  subjectForm.updateSubject();
                                  activeSubjectView.updateInfo();
                          }
                          private function mediaActivatedHandler (event:InterfaceEvents):void {
                                  var currentSubjectView : SubjectView = event.currentTarget as SubjectView;
                                  var mediaView : MediaClipView = currentSubjectView.currentMedia as MediaClipView;
                                  setAsActiveMedia(mediaView);
                          }
                          
                          private function subjectActivatedHandler(event:InterfaceEvents):void
                          {
                                  var currentSubjectView : SubjectView = event.currentTarget as SubjectView;
                                  setAsActiveSubjectView(currentSubjectView);
  
                          }
                          private function childIndexChangeHandler(event:Event):void 
                          {
                                  var _tabNavigator:TabNavigator = event.currentTarget as TabNavigator;
                                  var _canvas : Canvas = tabNavigator.selectedChild as Canvas;
                                  
                                  var _subjectView : SubjectView = _canvas.getChildAt(0) as SubjectView;                                
                                  subjectForm.removeEventListener(InterfaceEvents.SUBJECT_FORM_CHANGED, subjectFormChangedHandler);
                                  setAsActiveSubjectView(_subjectView);
                                  subjectForm.addEventListener(InterfaceEvents.SUBJECT_FORM_CHANGED, subjectFormChangedHandler);                
                          }
                          
                  ]]>
          </mx:Script>
  </mx:TitleWindow>