potlatch2.mxml

   1 <?xml version="1.0" encoding="utf-8"?>
   2 <mx:Application
   3         xmlns:mx="http://www.adobe.com/2006/mxml"
   4         xmlns:halcyon="net.systemeD.halcyon.*"
   5         xmlns:potlatch2="net.systemeD.potlatch2.*"
   6         layout="vertical"
   7         horizontalScrollPolicy="off"
   8         verticalScrollPolicy="off"
   9         horizontalAlign="center"
  10         addedToStage="initApp()"
  11         preloader="net.systemeD.potlatch2.Preloader">
  12
  13     <map:LocalizationMap xmlns:map="l10n.map.*" />
  14
  15         <mx:Style source="styles/Application.css"/>
  16
  17     <mx:Glow id="glowImage" duration="100"
  18         alphaFrom="0" alphaTo="0.8"
  19         blurXFrom="0.0" blurXTo="5.0"
  20         blurYFrom="0.0" blurYTo="5.0"
  21         color="0x009ADE"/>
  22     <mx:Glow id="unglowImage" duration="100"
  23         alphaFrom="0.8" alphaTo="0"
  24         blurXFrom="5.0" blurXTo="0.0"
  25         blurYFrom="5.0" blurYTo="0.0"
  26         color="0x009ADE"/>
  27     <mx:WipeLeft id="wipeOut" duration="250"/>
  28     <mx:WipeRight id="wipeIn" duration="250"/>
  29
  30     <mx:ApplicationControlBar dock="true">
  31         <mx:PopUpButton id="bgButton" label="Background" openAlways="true" styleName="appBarButton"
  32             creationComplete="bgButton.popUp = new BackgroundSelector();"/>
  33         <mx:PopUpButton id="styleButton" label="Map Style" openAlways="true" styleName="appBarButton"
  34             creationComplete="styleButton.popUp = new StyleSelector();"/>
  35                 <mx:PopUpMenuButton id="gpsButton" styleName="appBarButton"
  36                     itemClick="if (event.index==0) { trackLoader.load(); }
  37                           else if (event.index==1) { new MyGpxDialog().init(); }
  38                                               else { mx.controls.Menu(gpsButton.popUp).selectedIndex=0;
  39                                                      mx.controls.Menu(gpsButton.popUp).selectedIndex=0; /* Yes, we do need to call it twice */
  40                                                      theMap.removeVectorLayer(theMap.findVectorLayer('GPS tracks')); }">
  41                         <mx:dataProvider>
  42                                 <mx:Array>
  43                                         <mx:Object label="GPS data" id="gpsData" />
  44                                         <mx:Object label="My tracks" id="myTracks" />
  45                                         <mx:Object label="Clear" id="clearGps" />
  46                                 </mx:Array>
  47                         </mx:dataProvider>
  48                 </mx:PopUpMenuButton>
  49         <mx:Spacer width="100%"/>
  50         <mx:Button id="undo" label="Undo" click="MainUndoStack.getGlobalStack().undo();" styleName="appBarButton"
  51             enabled="{MainUndoStack.getGlobalStack().canUndo()}"
  52             toolTip="{MainUndoStack.getGlobalStack().getUndoDescription() ? 'Undo '+MainUndoStack.getGlobalStack().getUndoDescription() : 'Undo last action'}" />
  53         <mx:Button id="redo" label="Redo" click="MainUndoStack.getGlobalStack().redo();" styleName="appBarButton"
  54             enabled="{MainUndoStack.getGlobalStack().canRedo()}"/>
  55         <mx:Spacer width="100%"/>
  56         <mx:Button id="findButton" label="Find" click="new FindDialog().init();" styleName="appBarButton" />
  57         <mx:Button id="helpButton" label="Help" click="new HelpDialog().init();" styleName="appBarButton" />
  58         <mx:Button id="optionsButton" label="Options" click="new OptionsDialog().init();" styleName="appBarButton" />
  59         <mx:Button label="Save" icon="@Embed('embedded/upload.svg')" disabledIcon="@Embed('embedded/upload_disabled.svg')" styleName="appBarButton"
  60                         click="SaveManager.saveChanges();" id="saveButton" enabled="false"/>
  61     </mx:ApplicationControlBar>
  62
  63     <mx:HDividedBox width="100%" height="100%">
  64
  65           <!-- Tag viewer -->
  66           <potlatch2:TagViewer width="25%" height="100%" id="tagViewer"/>
  67
  68       <mx:Canvas width="75%" height="100%">
  69         <mx:Canvas id="map_area" resize="onResizeMap()"
  70             top="0" left="0" width="100%" height="100%" dragEnter="dragEnterHandler(event);" dragDrop="dragDropHandler(event);">
  71         </mx:Canvas>
  72         <mx:Image source="@Embed('embedded/zoom_in.png')" right="7" top="3" click="theMap.zoomIn();"
  73             rollOverEffect="glowImage" rollOutEffect="unglowImage" toolTip="{'Zoom in - currently z'+getScale()}" />
  74         <mx:Image source="@Embed('embedded/zoom_out.png')" right="7" top="30" click="theMap.zoomOut();"
  75             rollOverEffect="glowImage" rollOutEffect="unglowImage" toolTip="{'Zoom out - currently z'+getScale()}" />
  76         <mx:TextArea id="dataWorking" text="" right="35" top="3" disabledColor="black" backgroundDisabledColor="0xFFFFEA" height="18"
  77             enabled="false" borderThickness="0"
  78             showEffect="{wipeIn}" hideEffect="{wipeOut}"/>
  79         <mx:TextArea id="coordsbox" left="0" top="0" disabledColor="black" backgroundDisabledColor="0xFFFFEA" height="33"
  80             width="57" enabled="false" borderThickness="0" visible="false"/>
  81
  82     </mx:Canvas>
  83
  84     </mx:HDividedBox>
  85
  86         <mx:Script><![CDATA[
  87                 import net.systemeD.halcyon.*;
  88                 import net.systemeD.halcyon.connection.*;
  89                 import net.systemeD.potlatch2.*;
  90                 import net.systemeD.potlatch2.save.SaveManager;
  91                 import net.systemeD.potlatch2.collections.*;
  92                 import net.systemeD.potlatch2.controller.*;
  93                 import net.systemeD.potlatch2.help.*;
  94                 import net.systemeD.potlatch2.options.*;
  95                 import net.systemeD.potlatch2.utils.*;
  96         import net.systemeD.potlatch2.mygpx.*;
  97                 import net.systemeD.controls.FloatingAlert;
  98                 import mx.managers.PopUpManager;
  99                 import flash.system.Security;
 100                 import flash.net.*;
 101                 import flash.events.MouseEvent;
 102                 import flash.display.Sprite;
 103                 import mx.core.IChildList;
 104         import mx.containers.Canvas;
 105                 import mx.core.Application;
 106         import mx.events.DragEvent;
 107         import mx.events.CloseEvent;
 108         import mx.managers.DragManager;
 109         import mx.core.DragSource;
 110         import mx.controls.Alert;
 111         import com.mindspace.l10n.events.LocaleEvent;
 112
 113                 import net.systemeD.potlatch2.find.*;
 114
 115         public var theMap:Map;
 116         public var theController:EditController;
 117                 public var yahoo:Yahoo;
 118                 public var trackLoader:TrackLoader;
 119                 public var toolbox:Toolbox;
 120         public var bugLoader:BugLoader;
 121         public var bikeShopLoader:BikeShopLoader;
 122
 123                 private var savecount:uint=0;
 124                 private var loadcount:uint=0;
 125
 126         include "version.as";
 127
 128                 private function initApp():void {
 129
 130             /* For reasons that I don't yet understand, the en_US locale is the default and doesn't work at all. */
 131             /* Change this to another locale (e.g. fr_FR) to see the differences. */
 132             if (loaderInfo.parameters['locale']) {
 133               dispatchEvent(new LocaleEvent(LocaleEvent.LOAD_LOCALE,loaderInfo.parameters['locale']));
 134             }
 135
 136                         Globals.vars.map_area = map_area;
 137                         Globals.vars.root = map_area.rawChildren;                       // set up global reference to root level
 138                         var _root:IChildList = map_area.rawChildren;            // convenient local shorthand
 139                         Globals.vars.nocache = loaderInfo.parameters['nocache'] == 'true';
 140
 141                         // populate sharedObject with loaderInfo parameters if supplied
 142                         var obj:SharedObject = SharedObject.getLocal("user_state");
 143                         var objChanged:Boolean = false;
 144                         if (loaderInfo.parameters['tileurl']) {
 145                                 obj.setProperty('background_url',loaderInfo.parameters['tileurl']);
 146                                 obj.setProperty('background_name','Custom');
 147                                 objChanged=true;
 148                         }
 149                         if (loaderInfo.parameters['style']) {
 150                                 obj.setProperty('stylesheet_url',loaderInfo.parameters['style']);
 151                                 obj.setProperty('stylesheet_name','Custom');
 152                                 objChanged=true;
 153                         }
 154                         if (objChanged) { obj.flush(); }
 155
 156                         // map backdrop object
 157             var w:uint = map_area.width;
 158             var h:uint = map_area.height;
 159             var b:Sprite = new Sprite();
 160             b.height=h; b.width=w;
 161             b.graphics.beginFill(0xFFFFEA,100);
 162             b.graphics.drawRect(0,0,w,h);
 163             b.graphics.endFill();
 164                         _root.addChild(b);
 165
 166                         // pass additional parameters to map
 167                         var params:Object={}; var k:String;
 168                         for (k in this.loaderInfo.parameters) {
 169                                 params[k]=this.loaderInfo.parameters[k];
 170                         }
 171                         for (k in SharedObject.getLocal('user_state').data) {
 172                                 params[k]=SharedObject.getLocal('user_state').data[k];
 173                         }
 174                         params['tileblocks']=[new RegExp("google","i")];        // hard-coded block on Google tiles
 175
 176                         // create map and Yahoo
 177                         theMap=new Map(params);
 178
 179             // Auto-load vector backgrounds from config
 180             // This could go spectacularly wrong if map.init completes before the event listener below is added
 181             theMap.addEventListener(MapEvent.INITIALISED, function(e:Event):void { VectorBackgrounds.instance().init(theMap); });
 182
 183                         theMap.backdrop=b;
 184                         yahoo=new Yahoo(w,h,theMap);
 185                         yahoo.hide();
 186                         _root.addChild(yahoo);
 187                         _root.addChild(theMap);
 188             theMap.updateSize(w,h);
 189                         theMap.addEventListener(MapEvent.SCALE, scaleHandler);
 190
 191                         // add attribution/logo sprite
 192                         var overlay:Sprite=new Sprite();
 193                         var attribution:TextField=new TextField();
 194                         attribution.width=220; attribution.height=300;
 195                         attribution.multiline=true;
 196                         attribution.wordWrap=true;
 197                         attribution.selectable=false;
 198                         attribution.defaultTextFormat=new TextFormat("_sans", 9, 0, false, false, false);
 199                         overlay.addChild(attribution);
 200                         var terms:TextField=new TextField();
 201                         terms.width=200; terms.height=15;
 202                         terms.selectable=false;
 203                         terms.defaultTextFormat=new TextFormat("_sans", 9, 0, false, false, true);
 204                         overlay.addChild(terms);
 205                         _root.addChild(overlay);
 206
 207                         // mouse-up handler attached to stage, so the user can release outside the map
 208                         stage.addEventListener(MouseEvent.MOUSE_UP, theMap.mouseUpHandler);
 209                         Globals.vars.map_area.addEventListener(MouseEvent.MOUSE_MOVE, theMap.mouseMoveHandler);
 210                         Globals.vars.map_area.addEventListener(MouseEvent.MOUSE_DOWN, theMap.mouseDownHandler);
 211
 212                         // initialise imagery and stylesheets
 213                         Imagery.instance().init(theMap, overlay, yahoo);
 214                         Stylesheets.instance().init(theMap);
 215                         Imagery.instance().addEventListener(MapEvent.BUMP, bumpHandler);
 216
 217                         // keyboard event attached to stage
 218                         stage.addEventListener(KeyboardEvent.KEY_UP, theMap.keyUpHandler);
 219
 220                         // mouse-position listener for co-ordinate display
 221             theMap.addEventListener(MapEvent.MOUSE_MOVE, mouseoverHandler);
 222
 223                         // position toolbox
 224                         toolbox=Toolbox(PopUpManager.createPopUp(this,Toolbox,false));
 225                         toolbox.init(theController);
 226                         toolbox.x=stage.stageWidth-toolbox.width-5;
 227                         toolbox.y=stage.stageHeight-toolbox.height-5;
 228
 229                         // add debug field
 230                         var t:TextField=new TextField();
 231                         t.width=500; t.height=150; t.border=true;
 232                         t.multiline=true;
 233                         _root.addChild(t);
 234                         Globals.vars.debug=t;
 235             t.visible = loaderInfo.parameters["show_debug"] == 'true';
 236                         Globals.vars.root=theMap;       // just for the addDebug function
 237
 238             theController = new EditController(theMap, tagViewer, toolbox);
 239             theController.setActive();
 240
 241             var conn:Connection = Connection.getConnectionInstance();
 242             conn.addEventListener(Connection.LOAD_STARTED, onDataStart);
 243             conn.addEventListener(Connection.LOAD_COMPLETED, onDataComplete);
 244             conn.addEventListener(Connection.SAVE_STARTED, onDataStart);
 245             conn.addEventListener(Connection.SAVE_COMPLETED, onDataComplete);
 246             conn.addEventListener(Connection.DATA_DIRTY, onDataDirty);
 247             conn.addEventListener(Connection.DATA_CLEAN, onDataClean);
 248                         conn.addEventListener(MapEvent.ERROR, onMapError);
 249                         conn.addEventListener(AttentionEvent.ATTENTION, onAttention);
 250                         conn.addEventListener(AttentionEvent.ALERT, onAlert);
 251
 252             // set the access token from saved cookie
 253             var tokenObject:SharedObject = SharedObject.getLocal("access_token");
 254             conn.setAccessToken(tokenObject.data["oauth_token"], tokenObject.data["oauth_token_secret"]);
 255
 256             // Load any requested GPX track
 257             if (loaderInfo.parameters['gpx']) {
 258                 var id:Number = loaderInfo.parameters['gpx'];
 259                 if (conn.hasAccessToken()) {
 260                     loadTrace(id);
 261                 } else {
 262                     SaveManager.ensureAccess(function ():void { loadTrace(id); });
 263                 }
 264             }
 265
 266                         // Load arbitrary GPX from provided URL
 267                         if (loaderInfo.parameters['gpx_url']) {
 268                                 var vectorlayer:VectorLayer=new VectorLayer(name,theMap,"stylesheets/gpx.css");
 269                                 vectorlayer.url=loaderInfo.parameters['gpx_url'];
 270                                 var gpx:GpxImporter=new GpxImporter(vectorlayer, vectorlayer.paint, [vectorlayer.url],
 271                                                                     function(success:Boolean,message:String=null):void {
 272                                         if (!success) return;
 273                                         theMap.addVectorLayer(vectorlayer);
 274                                         dispatchEvent(new Event("layers_changed"));
 275                                                                     }, false);
 276                         }
 277
 278                         // create GPS trackloader
 279                         trackLoader=new TrackLoader(theMap,conn.apiBase);
 280
 281             // Force authentication on startup, if required
 282             // force_auth == force => checks for access token, and displays OAuth panel if needed
 283             var force_auth:String = loaderInfo.parameters["force_auth"];
 284             if (!conn.hasAccessToken() && force_auth == 'force') {
 285               SaveManager.ensureAccess(onAccessChecked);
 286             }
 287
 288             // show help dialog on startup, if required
 289             // show_help == always => on every startup
 290             // show_help == once => show on first startup only
 291             var show_help:String = loaderInfo.parameters["show_help"];
 292
 293             if (show_help == 'always' || (show_help == 'once' && obj.data["help_shown"] != "true")) {
 294               new HelpDialog().init();
 295             }
 296
 297             // Check if Tiger highlighting should be enabled from saved object
 298             Globals.vars.highlightTiger = obj.data['tiger_highlighted'];
 299                 }
 300
 301                 public function onMapError(mapEvent:MapEvent):void {
 302                         var buttons:uint=0;
 303                         if (mapEvent.params.no) { trace("no is set"); }
 304                         if (mapEvent.params.yes             ) buttons|=mx.controls.Alert.YES;
 305                         if (mapEvent.params.no              ) buttons|=mx.controls.Alert.NO;
 306                         if (mapEvent.params.cancel          ) buttons|=mx.controls.Alert.CANCEL;
 307                         if (mapEvent.params.ok || buttons==0) buttons|=mx.controls.Alert.OK;
 308                         trace("showing alert with "+buttons);
 309                         Alert.show(mapEvent.params.message, 'Error', buttons, null, function(closeEvent:CloseEvent):void {
 310                                 switch (closeEvent.detail) {
 311                                         case mx.controls.Alert.CANCEL:  mapEvent.params.cancel(); break; //fixme? this gets called if user presses escape, even if there's no cancel button.
 312                                         case mx.controls.Alert.YES:             mapEvent.params.yes(); break;
 313                                         case mx.controls.Alert.NO:              mapEvent.params.no(); break;
 314                                         default:                                                if (mapEvent.params.ok) mapEvent.params.ok();
 315                                 }
 316                         });
 317                 }
 318
 319                 /** Highlight an entity in response to an 'attention' event */
 320
 321                 public function onAttention(event:AttentionEvent):void {
 322                         var entity:Entity=event.entity;
 323                         if (entity is Relation) {
 324                                 // If it's a relation, just bring up the editor panel
 325                                 var panel:RelationEditorPanel = RelationEditorPanel(
 326                                         PopUpManager.createPopUp(Application(Application.application), RelationEditorPanel, true));
 327                                 panel.setRelation(entity as Relation);
 328                                 PopUpManager.centerPopUp(panel);
 329                                 return;
 330                         }
 331
 332                         var lat:Number, lon:Number;
 333                         var panTo:Boolean=true;
 334                         if (entity is Way) {
 335                                 // If it's a way, find if it's on-screen
 336                                 for (var i:uint=0; i<Way(entity).length; i++) {
 337                                         var node:Node=Way(entity).getNode(i)
 338                                         if (node.within(theMap.edge_l,theMap.edge_r,theMap.edge_t,theMap.edge_b)) { panTo=false; }
 339                                         lat=node.lat; lon=node.lon;
 340                                 }
 341                         } else if (entity is Node) {
 342                                 // If it's a node, check if it's on-screen
 343                                 if (entity.within(theMap.edge_l,theMap.edge_r,theMap.edge_t,theMap.edge_b)) { panTo=false; }
 344                                 lat=Node(entity).lat; lon=Node(entity).lon;
 345                         }
 346                         // Pan if required, and select the object
 347                         if (panTo) { theMap.moveMapFromLatLon(lat,lon); }
 348                         theController.setState(theController.findStateForSelection([entity]));
 349                 }
 350
 351                 /** Display floating warning in response to an 'alert' event */
 352
 353                 public function onAlert(event:AttentionEvent):void {
 354                         var alert:FloatingAlert=new FloatingAlert(event.message);
 355                         stage.addChild(alert);
 356                 }
 357
 358         public function onResizeMap():void {
 359             if ( theMap != null )
 360                 theMap.updateSize(map_area.width, map_area.height);
 361
 362                         if (toolbox) {
 363                                 toolbox.x=Math.min(toolbox.x,stage.stageWidth-toolbox.width-5);
 364                                 toolbox.y=Math.min(toolbox.y,stage.stageHeight-toolbox.height-5);
 365                         }
 366         }
 367                 private function bumpHandler(e:MapEvent):void {
 368                         if (toolbox) {
 369                                 toolbox.y=Math.min(toolbox.y,stage.stageHeight-toolbox.height-10-e.params.y);
 370                         }
 371                 }
 372
 373         private function mouseoverHandler(e:MapEvent):void {
 374             if (coordsbox.visible) {
 375                 coordsbox.text= Number(e.params.x).toFixed(5) + "\n " + Number(e.params.y).toFixed(5); // Not sure if 5 dp's really required.
 376             }
 377         }
 378
 379         private function onDataStart(event:Event):void {
 380                         switch (event.type) {
 381                                 case Connection.LOAD_STARTED:   loadcount++; break;
 382                                 case Connection.SAVE_STARTED:   savecount++; break;
 383                         }
 384                         updateDataWorking();
 385         }
 386         private function onDataComplete(event:Event):void {
 387                         switch (event.type) {
 388                                 case Connection.LOAD_COMPLETED: loadcount--; break;
 389                                 case Connection.SAVE_COMPLETED: savecount--; break;
 390                         }
 391             updateDataWorking();
 392         }
 393                 private function updateDataWorking():void {
 394                         if (loadcount>0 && savecount>0) { dataWorking.text="Loading/saving..."; }
 395                         else if (loadcount>0)           { dataWorking.text="Loading data..."; }
 396                         else if (savecount>0)           { dataWorking.text="Saving data..."; }
 397                         else                            { dataWorking.text=""; }
 398                         dataWorking.visible=(dataWorking.text!="");
 399                 }
 400         private function onDataDirty(event:Event):void {
 401                         saveButton.enabled=true;
 402             if (ExternalInterface.available) {
 403               ExternalInterface.call("markChanged", false);
 404             }
 405                 }
 406                 private function onDataClean(event:Event):void {
 407                         saveButton.enabled=false;
 408             if (ExternalInterface.available) {
 409               ExternalInterface.call("markChanged", true);
 410             }
 411                 }
 412
 413
 414
 415                 private function scaleHandler(event:MapEvent):void {
 416                         dispatchEvent(new Event("rescale"));
 417                 }
 418
 419                 [Bindable(event="rescale")]
 420                 private function getScale():String {
 421                         return String(theMap.scale);
 422                 }
 423
 424         private function dragEnterHandler(event:DragEvent):void {
 425             // Get the drop target component from the event object.
 426             var dropTarget:Canvas=event.currentTarget as Canvas;
 427             // Accept the drag only if the user is dragging poi with tags
 428             if (event.dragSource.hasFormat('tags'))
 429             {
 430                 DragManager.acceptDragDrop(dropTarget);
 431             }
 432         }
 433
 434         private function dragDropHandler(event:DragEvent):void {
 435                         // Deselect the dragged icon
 436                         if (event.dragSource.dataForFormat('container')) {
 437                                 event.dragSource.dataForFormat('container').selectedItem=-1;
 438                         }
 439
 440                         // Get the tags
 441             var tags:Array = event.dragSource.dataForFormat('tags') as Array;
 442
 443             // If you dnd quick enough, this exposes a flex bug and event.stageX/Y become negative.
 444             // Take the mouse positions from a displayObject's stage for consistent results.
 445             var mapLoc:Point = Globals.vars.root.globalToLocal(new Point(event.target.stage.mouseX, event.target.stage.mouseY));
 446             var lat:Number = Globals.vars.root.coord2lat(mapLoc.y);
 447             var lon:Number = Globals.vars.root.coord2lon(mapLoc.x);
 448
 449             var createAction:CompositeUndoableAction = new CompositeUndoableAction("Create POI");
 450
 451             var node:Node = Connection.getConnectionInstance().createNode({}, lat, lon, createAction.push);
 452             for each ( var tag:Object in tags ) {
 453                 node.setTag(tag.k, tag.v, createAction.push);
 454             }
 455                         Connection.getConnectionInstance().registerPOI(node);
 456                         MainUndoStack.getGlobalStack().addAction(createAction);
 457             theController.setState(new SelectedPOINode(node));
 458         }
 459
 460         /* Called when forcing an initial access token check. */
 461         private function onAccessChecked():void {
 462             // Floaty panel message "You now have access";
 463         }
 464
 465         private function loadTrace(id:Number):void {
 466             var conn:Connection = Connection.getConnectionInstance();
 467             conn.addEventListener(Connection.TRACES_LOADED, function (e:Event):void {
 468                 for each (var trace:Trace in conn.getTraces()) {
 469                     if (trace.id == id) { trace.addToMap(); }
 470                 }
 471             });
 472             conn.fetchUserTraces();
 473         }
 474
 475         ]]></mx:Script>
 476
 477 </mx:Application>
 478