net/systemeD/potlatch2/controller/NoSelection.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.Map;
   6         import net.systemeD.halcyon.Globals;
   7
   8         public class NoSelection extends ControllerState {
   9
  10                 public function NoSelection() {
  11                 }
  12
  13                 override public function processMouseEvent(event:MouseEvent, entity:Entity):ControllerState {
  14                         var focus:Entity = getTopLevelFocusEntity(entity);
  15
  16                         if ( event.type == MouseEvent.MOUSE_DOWN ) {
  17                                 if ( entity is Way ) {
  18                                         return new SelectedWay(focus as Way);
  19                 } else if ( focus is Node ) {
  20                                         return new DragPOINode(entity as Node,event,false);
  21                 } else if ( entity is Node && focus is Way ) {
  22                                         return new DragWayNode(focus as Way,entity as Node,event,false);
  23                                 }
  24                         } else if (event.type==MouseEvent.MOUSE_UP && focus==null && map.dragstate!=map.DRAGGING) {
  25                                 map.dragstate=map.NOT_DRAGGING;
  26                                 var undo:CompositeUndoableAction = new CompositeUndoableAction("Begin way");
  27                                 var startNode:Node = controller.connection.createNode(
  28                                         {},
  29                                         controller.map.coord2lat(event.localY),
  30                                         controller.map.coord2lon(event.localX), undo.push);
  31                                 var way:Way = controller.connection.createWay({}, [startNode], undo.push);
  32                                 MainUndoStack.getGlobalStack().addAction(undo);
  33                                 return new DrawWay(way, true, false);
  34                         } else if ( event.type == MouseEvent.ROLL_OVER ) {
  35                                 controller.map.setHighlight(focus, { hover: true });
  36                         } else if ( event.type == MouseEvent.MOUSE_OUT ) {
  37                                 controller.map.setHighlight(focus, { hover: false });
  38                         } else if ( event.type == MouseEvent.MOUSE_DOWN ) {
  39                         }
  40                         return this;
  41                 }
  42
  43                 public static function getTopLevelFocusEntity(entity:Entity):Entity {
  44                         if ( entity is Node ) {
  45                                 for each (var parent:Entity in entity.parentWays) {
  46                                         return parent;
  47                                 }
  48                                 return entity;
  49                         } else if ( entity is Way ) {
  50                                 return entity;
  51                         } else {
  52                                 return null;
  53                         }
  54                 }
  55
  56         override public function enterState():void {
  57                         Globals.vars.root.addDebug("**** -> "+this);
  58         }
  59         override public function exitState():void {
  60                         Globals.vars.root.addDebug("**** <- "+this);
  61         }
  62                 override public function toString():String {
  63                         return "NoSelection";
  64                 }
  65
  66         }
  67 }