net/systemeD/potlatch2/controller/NoSelection.as

   1 package net.systemeD.potlatch2.controller {
   2         import flash.events.*;
   3         import flash.display.*;
   4         import net.systemeD.potlatch2.EditController;
   5         import net.systemeD.halcyon.connection.*;
   6     import net.systemeD.halcyon.connection.actions.*;
   7         import net.systemeD.halcyon.Map;
   8         import net.systemeD.halcyon.MapPaint;
   9
  10         public class NoSelection extends ControllerState {
  11
  12                 public function NoSelection() {
  13                 }
  14
  15                 override public function isSelectionState():Boolean {
  16                         return false;
  17                 }
  18
  19                 override public function processMouseEvent(event:MouseEvent, entity:Entity):ControllerState {
  20                         var cs:ControllerState = sharedMouseEvents(event, entity);
  21                         if (cs) return cs;
  22
  23                         var paint:MapPaint = getMapPaint(DisplayObject(event.target));
  24                         var focus:Entity = getTopLevelFocusEntity(entity);
  25
  26                         if (event.type==MouseEvent.MOUSE_UP && (focus==null || (paint && paint.isBackground)) && map.dragstate!=map.DRAGGING) {
  27                                 map.dragstate=map.NOT_DRAGGING;
  28                                 // ** FIXME: BeginWayAction ought to be a discrete class
  29                                 var undo:CompositeUndoableAction = new BeginWayAction();
  30                                 var conn:Connection = layer.connection;
  31                                 var startNode:Node = conn.createNode(
  32                                         {},
  33                                         controller.map.coord2lat(event.localY),
  34                                         controller.map.coord2lon(event.localX), undo.push);
  35                                 var way:Way = conn.createWay({}, [startNode], undo.push);
  36                                 MainUndoStack.getGlobalStack().addAction(undo);
  37                                 return new DrawWay(way, true, false);
  38                         }
  39                         return this;
  40                 }
  41
  42                 override public function processKeyboardEvent(event:KeyboardEvent):ControllerState {
  43                         var cs:ControllerState = sharedKeyboardEvents(event);
  44                         return cs ? cs : this;
  45                 }
  46
  47         override public function enterState():void {
  48                         controller.map.mouseUpHandler();
  49         }
  50         override public function exitState(newState:ControllerState):void {
  51         }
  52                 override public function toString():String {
  53                         return "NoSelection";
  54                 }
  55
  56         }
  57 }