net/systemeD/potlatch2/controller/SelectedPOINode.as

   1 package net.systemeD.potlatch2.controller {
   2         import flash.events.*;
   3         import flash.ui.Keyboard;
   4     import net.systemeD.potlatch2.EditController;
   5     import net.systemeD.halcyon.connection.*;
   6         import net.systemeD.halcyon.Globals;
   7
   8     public class SelectedPOINode extends ControllerState {
   9         protected var initNode:Node;
  10
  11         public function SelectedPOINode(node:Node) {
  12             initNode = node;
  13         }
  14
  15         protected function selectNode(node:Node):void {
  16             if ( node == selectedNode )
  17                 return;
  18
  19             clearSelection();
  20             controller.setSelectedEntity(node);
  21             controller.map.setHighlight(node, { selected: true });
  22             selectedNode = node;
  23             initNode = node;
  24         }
  25
  26         protected function clearSelection():void {
  27             if ( selectedNode != null ) {
  28                 controller.map.setHighlight(selectedNode, { selected: false });
  29                 controller.setSelectedEntity(null);
  30                 selectedNode = null;
  31             }
  32         }
  33
  34         override public function processMouseEvent(event:MouseEvent, entity:Entity):ControllerState {
  35                         if (event.type==MouseEvent.MOUSE_MOVE) { return this; }
  36                         var cs:ControllerState = sharedMouseEvents(event, entity);
  37                         return cs ? cs : this;
  38         }
  39
  40                 override public function processKeyboardEvent(event:KeyboardEvent):ControllerState {
  41                         switch (event.keyCode) {
  42                                 case Keyboard.BACKSPACE:        return deletePOI();
  43                                 case Keyboard.DELETE:           return deletePOI();
  44                         }
  45                         var cs:ControllerState = sharedKeyboardEvents(event);
  46                         return cs ? cs : this;
  47                 }
  48
  49                 public function deletePOI():ControllerState {
  50                         controller.connection.unregisterPOI(selectedNode);
  51                         selectedNode.remove(MainUndoStack.getGlobalStack().addAction);
  52                         return new NoSelection();
  53                 }
  54
  55         override public function enterState():void {
  56             selectNode(initNode);
  57                         Globals.vars.root.addDebug("**** -> "+this);
  58         }
  59         override public function exitState():void {
  60             clearSelection();
  61                         Globals.vars.root.addDebug("**** <- "+this);
  62         }
  63
  64         override public function toString():String {
  65             return "SelectedPOINode";
  66         }
  67
  68     }
  69 }