net/systemeD/potlatch2/controller/SelectedPOINode.as

   1 package net.systemeD.potlatch2.controller {
   2         import flash.events.*;
   3     import net.systemeD.potlatch2.EditController;
   4     import net.systemeD.halcyon.connection.*;
   5         import net.systemeD.halcyon.Globals;
   6
   7         /* **** this is largely unfinished **** */
   8
   9     public class SelectedPOINode extends ControllerState {
  10         protected var selectedNode:Node;
  11         protected var initNode:Node;
  12
  13         public function SelectedPOINode(node:Node) {
  14             initNode = node;
  15         }
  16
  17         protected function selectNode(node:Node):void {
  18             if ( node == selectedNode )
  19                 return;
  20
  21             clearSelection();
  22             controller.setTagViewer(node);
  23             controller.map.setHighlight(node, { selected: true });
  24             selectedNode = node;
  25             initNode = node;
  26         }
  27
  28         protected function clearSelection():void {
  29             if ( selectedNode != null ) {
  30                 controller.map.setHighlight(selectedNode, { selected: false });
  31                 controller.setTagViewer(null);
  32                 selectedNode = null;
  33             }
  34         }
  35
  36         override public function processMouseEvent(event:MouseEvent, entity:Entity):ControllerState {
  37                         if (event.type==MouseEvent.MOUSE_MOVE || event.type==MouseEvent.MOUSE_OVER || event.type==MouseEvent.MOUSE_OUT) { return this; }
  38
  39             if ( event.type == MouseEvent.MOUSE_UP ) {
  40                                 if ( entity is Way ) {
  41                     return new SelectedWay(Way(entity));
  42                 } else if ( focus == null && map.dragstate!=map.DRAGGING ) {
  43                     return new NoSelection();
  44                                 }
  45             } else if ( event.type == MouseEvent.MOUSE_DOWN ) {
  46 //                              if ( entity is Way && focus==selectedWay && event.shiftKey) {
  47 //                                      // insert node within way (shift-click)
  48 //                  var d:DragWayNode=new DragWayNode(selectedWay, addNode(event), event);
  49 //                                      d.forceDragStart();
  50 //                                      return d;
  51 //                              } else
  52                                 if ( entity is Node && entity.hasParent(selectedWay) ) {
  53                     return new DragWayNode(selectedWay, Node(entity), event);
  54                                 }
  55             }
  56
  57             return this;
  58         }
  59
  60 /*      public function clickOnWay(event:MouseEvent, entity:Entity):ControllerState {
  61             if ( entity is Node ) {
  62                 if ( selectedNode == entity ) {
  63                     var i:uint = selectedWay.indexOfNode(selectedNode);
  64                     if ( i == 0 )
  65                         return new DrawWay(selectedWay, false);
  66                     else if ( i == selectedWay.length - 1 )
  67                         return new DrawWay(selectedWay, true);
  68                 } else {
  69                     selectNode(entity as Node);
  70                 }
  71             }
  72
  73             return this;
  74         }
  75 */
  76         override public function enterState():void {
  77             selectNode(initNode);
  78         }
  79         override public function exitState():void {
  80             clearSelection();
  81         }
  82
  83         override public function toString():String {
  84             return "SelectedNode";
  85         }
  86
  87     }
  88 }