net/systemeD/potlatch2/controller/SelectedMultiple.as

   1 package net.systemeD.potlatch2.controller {
   2         import flash.events.*;
   3         import flash.display.DisplayObject;
   4         import flash.ui.Keyboard;
   5         import net.systemeD.potlatch2.EditController;
   6         import net.systemeD.halcyon.connection.*;
   7         import net.systemeD.halcyon.MapPaint;
   8         import net.systemeD.halcyon.WayUI;
   9         import net.systemeD.halcyon.Globals;
  10
  11         public class SelectedMultiple extends ControllerState {
  12                 protected var initSelection:Array;
  13
  14                 public function SelectedMultiple(sel:Array) {
  15                         initSelection=sel.concat();
  16                 }
  17
  18                 override public function processMouseEvent(event:MouseEvent, entity:Entity):ControllerState {
  19                         if (event.type==MouseEvent.MOUSE_MOVE || event.type==MouseEvent.ROLL_OVER || event.type==MouseEvent.MOUSE_OUT) { return this; }
  20                         var focus:Entity = getTopLevelFocusEntity(entity);
  21
  22                         if ( event.type == MouseEvent.MOUSE_DOWN && event.ctrlKey ) {
  23                                 // modify selection
  24                                 controller.map.setHighlight(entity, { selected: toggleSelection(entity) });
  25
  26                                 if      (selectCount> 1) { return this; }
  27                                 else if (selectCount==1) {
  28                                         if (firstSelected is Way) {
  29                                                 return new SelectedWay(firstSelected as Way);
  30                                         } else if (firstSelected is Node && Node(firstSelected).hasParentWays) {
  31                                                 var way:Way=firstSelected.parentWays[0] as Way;
  32                                                 return new SelectedWayNode(way, way.indexOfNode(firstSelected as Node));
  33                                         } else {
  34                                                 return new SelectedPOINode(firstSelected as Node);
  35                                         }
  36                                 } else {
  37                                         return new NoSelection();
  38                                 }
  39                         }
  40                         var cs:ControllerState = sharedMouseEvents(event, entity);
  41                         return cs ? cs : this;
  42                 }
  43
  44                 override public function processKeyboardEvent(event:KeyboardEvent):ControllerState {
  45                         var cs:ControllerState = sharedKeyboardEvents(event);
  46                         return cs ? cs : this;
  47                 }
  48
  49                 override public function enterState():void {
  50                         selection=initSelection.concat();
  51                         for each (var entity:Entity in selection) {
  52                                 controller.map.setHighlight(entity, { selected: true, hover: false });
  53                         }
  54                         controller.updateSelectionUI();
  55                         controller.map.setPurgable(selection,false);
  56                         Globals.vars.root.addDebug("**** -> "+this+" "+selection);
  57                 }
  58
  59                 override public function exitState(newState:ControllerState):void {
  60                         controller.map.setPurgable(selection,true);
  61                         for each (var entity:Entity in selection) {
  62                                 controller.map.setHighlight(entity, { selected: false, hover: false });
  63                         }
  64                         selection = [];
  65                         if (!newState.isSelectionState()) { controller.updateSelectionUI(); }
  66                         Globals.vars.root.addDebug("**** <- "+this);
  67                 }
  68
  69                 override public function toString():String {
  70                         return "SelectedMultiple";
  71                 }
  72
  73         }
  74 }