net/systemeD/potlatch2/controller/SelectedParallelWay.as

   1 package net.systemeD.potlatch2.controller {
   2         import flash.events.*;
   3         import flash.display.Stage;
   4     import net.systemeD.halcyon.connection.*;
   5     import net.systemeD.halcyon.Map;
   6         import net.systemeD.potlatch2.tools.Parallelise;
   7         import net.systemeD.halcyon.Globals;
   8
   9     public class SelectedParallelWay extends SelectedWay {
  10                 private var startlon:Number;
  11                 private var startlatp:Number;
  12                 private var parallelise:Parallelise;
  13
  14         public function SelectedParallelWay(originalWay:Way) {
  15                         parallelise = new Parallelise(originalWay);
  16                         selectedWay=parallelise.parallelWay;
  17                         super (selectedWay);
  18         }
  19
  20         override public function processMouseEvent(event:MouseEvent, entity:Entity):ControllerState {
  21                         if (event.type==MouseEvent.MOUSE_MOVE) {
  22                                 var lon:Number =controller.map.coord2lon(controller.map.mouseX);
  23                                 var latp:Number=controller.map.coord2latp(controller.map.mouseY);
  24                                 var offset:Number=Math.sqrt(Math.pow(lon-startlon,2)+
  25                                                             Math.pow(latp-startlatp,2));
  26                                 if (lon<startlon) { offset=-offset; }   // ** this should be smarter than just lon<startlon
  27                                 parallelise.draw(offset);
  28                         } else if (event.type==MouseEvent.MOUSE_UP) {
  29                                 return new SelectedWay(selectedWay);
  30                         }
  31                         return this;
  32         }
  33
  34                 private function sgn(a:Number):Number {
  35                         if (a==0) return 0;
  36                         if (a<0) return -1;
  37                         return 1;
  38                 }
  39
  40                 override public function enterState():void {
  41                         controller.map.paint.createWayUI(selectedWay);
  42                         startlon =controller.map.coord2lon(controller.map.mouseX);
  43                         startlatp=controller.map.coord2latp(controller.map.mouseY);
  44                         Globals.vars.root.addDebug("**** -> "+this);
  45         }
  46                 override public function exitState():void {
  47             clearSelection();
  48                         Globals.vars.root.addDebug("**** <- "+this);
  49         }
  50
  51         override public function toString():String {
  52             return "SelectedParallelWay";
  53         }
  54     }
  55 }