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         <mx:Style source="styles/Application.css"/>
  14
  15     <mx:Glow id="glowImage" duration="100"
  16         alphaFrom="0.3" alphaTo="1.0"
  17         blurXFrom="0.0" blurXTo="5.0"
  18         blurYFrom="0.0" blurYTo="5.0"
  19         color="0xFF8000"/>
  20     <mx:Glow id="unglowImage" duration="100"
  21         alphaFrom="1.0" alphaTo="0.3"
  22         blurXFrom="5.0" blurXTo="0.0"
  23         blurYFrom="5.0" blurYTo="0.0"
  24         color="0xFF8000"/>
  25     <mx:WipeLeft id="wipeOut" duration="250"/>
  26     <mx:WipeRight id="wipeIn" duration="250"/>
  27
  28     <mx:ApplicationControlBar dock="true">
  29         <mx:PopUpButton id="bgButton" label="Background" openAlways="true" styleName="appBarButton"
  30             creationComplete="bgButton.popUp = new BackgroundSelector();"/>
  31         <mx:PopUpButton id="styleButton" label="Map Style" openAlways="true" styleName="appBarButton"
  32             creationComplete="styleButton.popUp = new StyleSelector();"/>
  33                 <mx:PopUpMenuButton id="gpsButton" styleName="appBarButton"
  34                     itemClick="if (event.index==0) { trackLoader.load(); }
  35                           else if (event.index==1) { new MyGpxDialog().init(); }
  36                                               else { mx.controls.Menu(gpsButton.popUp).selectedIndex=0;
  37                                                      mx.controls.Menu(gpsButton.popUp).selectedIndex=0; /* Yes, we do need to call it twice */
  38                                                      theMap.removeVectorLayer(theMap.findVectorLayer('GPS tracks')); }">
  39                         <mx:dataProvider>
  40                                 <mx:Array>
  41                                         <mx:Object label="GPS data" />
  42                                         <mx:Object label="My tracks" />
  43                                         <mx:Object label="Clear" />
  44                                 </mx:Array>
  45                         </mx:dataProvider>
  46                 </mx:PopUpMenuButton>
  47         <mx:Spacer width="100%"/>
  48         <mx:Button id="undo" label="Undo" click="MainUndoStack.getGlobalStack().undo();" styleName="appBarButton"
  49             enabled="{MainUndoStack.getGlobalStack().canUndo()}"
  50             toolTip="{MainUndoStack.getGlobalStack().getUndoDescription() ? 'Undo '+MainUndoStack.getGlobalStack().getUndoDescription() : 'Undo last action'}" />
  51         <mx:Button id="redo" label="Redo" click="MainUndoStack.getGlobalStack().redo();" styleName="appBarButton"
  52             enabled="{MainUndoStack.getGlobalStack().canRedo()}"/>
  53         <mx:Spacer width="100%"/>
  54         <mx:Button label="Help" click="new HelpDialog().init();" styleName="appBarButton" />
  55         <mx:Button label="Options" click="new OptionsDialog().init();" styleName="appBarButton" />
  56         <mx:Button label="Save" icon="@Embed('embedded/upload.svg')" disabledIcon="@Embed('embedded/upload_disabled.svg')" styleName="appBarButton"
  57                         click="SaveManager.saveChanges();" id="saveButton" enabled="false"/>
  58     </mx:ApplicationControlBar>
  59
  60     <map:LocalizationMap xmlns:map="l10n.map.*" />
  61
  62     <mx:HDividedBox width="100%" height="100%">
  63
  64           <!-- Tag viewer -->
  65           <potlatch2:TagViewer width="25%" height="100%" id="tagViewer"/>
  66
  67       <mx:Canvas width="75%" height="100%">
  68         <mx:Canvas id="map_area" resize="onResizeMap()"
  69             top="0" left="0" width="100%" height="100%" dragEnter="dragEnterHandler(event);" dragDrop="dragDropHandler(event);">
  70         </mx:Canvas>
  71         <mx:Image source="@Embed('embedded/zoomIn.svg')" right="3" top="3" click="theMap.zoomIn();"
  72             rollOverEffect="glowImage" rollOutEffect="unglowImage" toolTip="{'Zoom in - currently z'+getScale()}" />
  73         <mx:Image source="@Embed('embedded/zoomOut.svg')" right="3" top="20" click="theMap.zoomOut();"
  74             rollOverEffect="glowImage" rollOutEffect="unglowImage" toolTip="{'Zoom out - currently z'+getScale()}" />
  75         <mx:TextArea id="dataWorking" text="" right="20" top="3" disabledColor="black" backgroundDisabledColor="0xFFFFEA" height="18"
  76             enabled="false" borderThickness="0"
  77             showEffect="{wipeIn}" hideEffect="{wipeOut}"/>
  78         <mx:TextArea id="coordsbox" left="0" top="0" disabledColor="black" backgroundDisabledColor="0xFFFFEA" height="33"
  79             width="57" enabled="false" borderThickness="0" visible="false"/>
  80
  81     </mx:Canvas>
  82
  83     </mx:HDividedBox>
  84
  85         <mx:Script><![CDATA[
  86                 import net.systemeD.halcyon.*;
  87                 import net.systemeD.halcyon.connection.*;
  88                 import net.systemeD.potlatch2.*;
  89                 import net.systemeD.potlatch2.save.SaveManager;
  90                 import net.systemeD.potlatch2.collections.*;
  91                 import net.systemeD.potlatch2.controller.*;
  92                 import net.systemeD.potlatch2.help.*;
  93                 import net.systemeD.potlatch2.options.*;
  94                 import net.systemeD.potlatch2.utils.*;
  95         import net.systemeD.potlatch2.mygpx.*;
  96                 import net.systemeD.controls.FloatingAlert;
  97                 import mx.managers.PopUpManager;
  98                 import flash.system.Security;
  99                 import flash.net.*;
 100                 import flash.events.MouseEvent;
 101                 import flash.display.Sprite;
 102                 import mx.core.IChildList;
 103         import mx.containers.Canvas;
 104                 import mx.core.Application;
 105         import mx.events.DragEvent;
 106         import mx.events.CloseEvent;
 107         import mx.managers.DragManager;
 108         import mx.core.DragSource;
 109         import mx.controls.Alert;
 110         import com.mindspace.l10n.events.LocaleEvent;
 111
 112         public var theMap:Map;
 113         public var theController:EditController;
 114                 public var yahoo:Yahoo;
 115                 public var trackLoader:TrackLoader;
 116                 public var toolbox:Toolbox;
 117         public var bugLoader:BugLoader;
 118         public var bikeShopLoader:BikeShopLoader;
 119
 120                 private var savecount:uint=0;
 121                 private var loadcount:uint=0;
 122
 123         include "version.as";
 124
 125                 private function initApp():void {
 126
 127             /* For reasons that I don't yet understand, the en_US locale is the default and doesn't work at all. Use en_GB instead. */
 128             /* Change this to another locale (e.g. fr_FR) to see the differences. This will obviously become done differently at some point. */
 129             dispatchEvent(new LocaleEvent(LocaleEvent.LOAD_LOCALE,'en_GB'));
 130
 131                         Globals.vars.map_area = map_area;
 132                         Globals.vars.root = map_area.rawChildren;                       // set up global reference to root level
 133                         var _root:IChildList = map_area.rawChildren;            // convenient local shorthand
 134                         Globals.vars.nocache = loaderInfo.parameters['nocache'] == 'true';
 135
 136                         // populate sharedObject with loaderInfo parameters if supplied
 137                         var obj:SharedObject = SharedObject.getLocal("user_state");
 138                         var objChanged:Boolean = false;
 139                         if (loaderInfo.parameters['tileurl']) {
 140                                 obj.setProperty('background_url',loaderInfo.parameters['tileurl']);
 141                                 obj.setProperty('background_name','Custom');
 142                                 objChanged=true;
 143                         }
 144                         if (loaderInfo.parameters['style']) {
 145                                 obj.setProperty('stylesheet_url',loaderInfo.parameters['style']);
 146                                 obj.setProperty('stylesheet_name','Custom');
 147                                 objChanged=true;
 148                         }
 149                         if (objChanged) { obj.flush(); }
 150
 151                         // map backdrop object
 152             var w:uint = map_area.width;
 153             var h:uint = map_area.height;
 154             var b:Sprite = new Sprite();
 155             b.height=h; b.width=w;
 156             b.graphics.beginFill(0xFFFFEA,100);
 157             b.graphics.drawRect(0,0,w,h);
 158             b.graphics.endFill();
 159                         _root.addChild(b);
 160
 161                         // pass additional parameters to map
 162                         var params:Object={}; var k:String;
 163                         for (k in this.loaderInfo.parameters) {
 164                                 params[k]=this.loaderInfo.parameters[k];
 165                         }
 166                         for (k in SharedObject.getLocal('user_state').data) {
 167                                 params[k]=SharedObject.getLocal('user_state').data[k];
 168                         }
 169                         params['tileblocks']=[new RegExp("google","i")];        // hard-coded block on Google tiles
 170
 171                         // create map and Yahoo
 172                         theMap=new Map(params);
 173
 174             // Auto-load vector backgrounds from config
 175             // This could go spectacularly wrong if map.init completes before the event listener below is added
 176             theMap.addEventListener(MapEvent.INITIALISED, function(e:Event):void { VectorBackgrounds.instance().init(theMap); });
 177
 178                         theMap.backdrop=b;
 179                         yahoo=new Yahoo(w,h,theMap);
 180                         yahoo.hide();
 181                         _root.addChild(yahoo);
 182                         _root.addChild(theMap);
 183             theMap.updateSize(w,h);
 184                         theMap.addEventListener(MapEvent.SCALE, scaleHandler);
 185
 186                         // add attribution/logo sprite
 187                         var overlay:Sprite=new Sprite();
 188                         var attribution:TextField=new TextField();
 189                         attribution.width=220; attribution.height=300;
 190                         attribution.multiline=true;
 191                         attribution.wordWrap=true;
 192                         attribution.selectable=false;
 193                         attribution.defaultTextFormat=new TextFormat("_sans", 9, 0, false, false, false);
 194                         overlay.addChild(attribution);
 195                         var terms:TextField=new TextField();
 196                         terms.width=200; terms.height=15;
 197                         terms.selectable=false;
 198                         terms.defaultTextFormat=new TextFormat("_sans", 9, 0, false, false, true);
 199                         overlay.addChild(terms);
 200                         _root.addChild(overlay);
 201
 202                         // mouse-up handler attached to stage, so the user can release outside the map
 203                         stage.addEventListener(MouseEvent.MOUSE_UP, theMap.mouseUpHandler);
 204                         Globals.vars.map_area.addEventListener(MouseEvent.MOUSE_MOVE, theMap.mouseMoveHandler);
 205                         Globals.vars.map_area.addEventListener(MouseEvent.MOUSE_DOWN, theMap.mouseDownHandler);
 206
 207                         // initialise imagery and stylesheets
 208                         Imagery.instance().init(theMap, overlay, yahoo);
 209                         Stylesheets.instance().init(theMap);
 210                         Imagery.instance().addEventListener(MapEvent.BUMP, bumpHandler);
 211
 212                         // keyboard event attached to stage
 213                         stage.addEventListener(KeyboardEvent.KEY_UP, theMap.keyUpHandler);
 214
 215                         // mouse-position listener for co-ordinate display
 216             theMap.addEventListener(MapEvent.MOUSE_MOVE, mouseoverHandler);
 217
 218                         // position toolbox
 219                         toolbox=Toolbox(PopUpManager.createPopUp(this,Toolbox,false));
 220                         toolbox.init(theController);
 221                         toolbox.x=stage.stageWidth-toolbox.width-5;
 222                         toolbox.y=stage.stageHeight-toolbox.height-5;
 223
 224                         // add debug field
 225                         var t:TextField=new TextField();
 226                         t.width=500; t.height=150; t.border=true;
 227                         t.multiline=true;
 228                         _root.addChild(t);
 229                         Globals.vars.debug=t;
 230             t.visible = loaderInfo.parameters["show_debug"] == 'true';
 231                         Globals.vars.root=theMap;       // just for the addDebug function
 232
 233             theController = new EditController(theMap, tagViewer, toolbox);
 234             theController.setActive();
 235
 236             var conn:Connection = Connection.getConnectionInstance();
 237             conn.addEventListener(Connection.LOAD_STARTED, onDataStart);
 238             conn.addEventListener(Connection.LOAD_COMPLETED, onDataComplete);
 239             conn.addEventListener(Connection.SAVE_STARTED, onDataStart);
 240             conn.addEventListener(Connection.SAVE_COMPLETED, onDataComplete);
 241             conn.addEventListener(Connection.DATA_DIRTY, onDataDirty);
 242             conn.addEventListener(Connection.DATA_CLEAN, onDataClean);
 243                         conn.addEventListener(MapEvent.ERROR, onMapError);
 244                         conn.addEventListener(AttentionEvent.ATTENTION, onAttention);
 245                         conn.addEventListener(AttentionEvent.ALERT, onAlert);
 246
 247             // set the access token from saved cookie
 248             var tokenObject:SharedObject = SharedObject.getLocal("access_token");
 249             conn.setAccessToken(tokenObject.data["oauth_token"], tokenObject.data["oauth_token_secret"]);
 250
 251             // Load any requested GPX track
 252             if (loaderInfo.parameters['gpx']) {
 253                 var id:Number = loaderInfo.parameters['gpx'];
 254                 if (conn.hasAccessToken()) {
 255                     loadTrace(id);
 256                 } else {
 257                     SaveManager.ensureAccess(function ():void { loadTrace(id); });
 258                 }
 259             }
 260
 261                         // Load arbitrary GPX from provided URL
 262                         if (loaderInfo.parameters['gpx_url']) {
 263                                 var vectorlayer:VectorLayer=new VectorLayer(name,theMap,"stylesheets/gpx.css");
 264                                 vectorlayer.url=loaderInfo.parameters['gpx_url'];
 265                                 var gpx:GpxImporter=new GpxImporter(vectorlayer, vectorlayer.paint, [vectorlayer.url],
 266                                                                     function(success:Boolean,message:String=null):void {
 267                                         if (!success) return;
 268                                         theMap.addVectorLayer(vectorlayer);
 269                                         dispatchEvent(new Event("layers_changed"));
 270                                                                     }, false);
 271                         }
 272
 273                         // create GPS trackloader
 274                         trackLoader=new TrackLoader(theMap,conn.apiBase);
 275
 276             // Force authentication on startup, if required
 277             // force_auth == force => checks for access token, and displays OAuth panel if needed
 278             var force_auth:String = loaderInfo.parameters["force_auth"];
 279             if (!conn.hasAccessToken() && force_auth == 'force') {
 280               SaveManager.ensureAccess(onAccessChecked);
 281             }
 282
 283             // show help dialog on startup, if required
 284             // show_help == always => on every startup
 285             // show_help == once => show on first startup only
 286             var show_help:String = loaderInfo.parameters["show_help"];
 287
 288             if (show_help == 'always' || (show_help == 'once' && obj.data["help_shown"] != "true")) {
 289               new HelpDialog().init();
 290             }
 291
 292             // Check if Tiger highlighting should be enabled from saved object
 293             Globals.vars.highlightTiger = obj.data['tiger_highlighted'];
 294                 }
 295
 296                 public function onMapError(mapEvent:MapEvent):void {
 297                         var buttons:uint=0;
 298                         if (mapEvent.params.no) { trace("no is set"); }
 299                         if (mapEvent.params.yes             ) buttons|=mx.controls.Alert.YES;
 300                         if (mapEvent.params.no              ) buttons|=mx.controls.Alert.NO;
 301                         if (mapEvent.params.cancel          ) buttons|=mx.controls.Alert.CANCEL;
 302                         if (mapEvent.params.ok || buttons==0) buttons|=mx.controls.Alert.OK;
 303                         trace("showing alert with "+buttons);
 304                         Alert.show(mapEvent.params.message, 'Error', buttons, null, function(closeEvent:CloseEvent):void {
 305                                 switch (closeEvent.detail) {
 306                                         case mx.controls.Alert.CANCEL:  mapEvent.params.cancel(); break; //fixme? this gets called if user presses escape, even if there's no cancel button.
 307                                         case mx.controls.Alert.YES:             mapEvent.params.yes(); break;
 308                                         case mx.controls.Alert.NO:              mapEvent.params.no(); break;
 309                                         default:                                                if (mapEvent.params.ok) mapEvent.params.ok();
 310                                 }
 311                         });
 312                 }
 313
 314                 /** Highlight an entity in response to an 'attention' event */
 315
 316                 public function onAttention(event:AttentionEvent):void {
 317                         var entity:Entity=event.entity;
 318                         if (entity is Relation) {
 319                                 // If it's a relation, just bring up the editor panel
 320                                 var panel:RelationEditorPanel = RelationEditorPanel(
 321                                         PopUpManager.createPopUp(Application(Application.application), RelationEditorPanel, true));
 322                                 panel.setRelation(entity as Relation);
 323                                 PopUpManager.centerPopUp(panel);
 324                                 return;
 325                         }
 326
 327                         var lat:Number, lon:Number;
 328                         var panTo:Boolean=true;
 329                         if (entity is Way) {
 330                                 // If it's a way, find if it's on-screen
 331                                 for (var i:uint=0; i<Way(entity).length; i++) {
 332                                         var node:Node=Way(entity).getNode(i)
 333                                         if (node.within(theMap.edge_l,theMap.edge_r,theMap.edge_t,theMap.edge_b)) { panTo=false; }
 334                                         lat=node.lat; lon=node.lon;
 335                                 }
 336                         } else if (entity is Node) {
 337                                 // If it's a node, check if it's on-screen
 338                                 if (entity.within(theMap.edge_l,theMap.edge_r,theMap.edge_t,theMap.edge_b)) { panTo=false; }
 339                                 lat=Node(entity).lat; lon=Node(entity).lon;
 340                         }
 341                         // Pan if required, and select the object
 342                         if (panTo) { theMap.moveMapFromLatLon(lat,lon); }
 343                         theController.setState(theController.findStateForSelection([entity]));
 344                 }
 345
 346                 /** Display floating warning in response to an 'alert' event */
 347
 348                 public function onAlert(event:AttentionEvent):void {
 349                         var alert:FloatingAlert=new FloatingAlert(event.message);
 350                         stage.addChild(alert);
 351                 }
 352
 353         public function onResizeMap():void {
 354             if ( theMap != null )
 355                 theMap.updateSize(map_area.width, map_area.height);
 356
 357                         if (toolbox) {
 358                                 toolbox.x=Math.min(toolbox.x,stage.stageWidth-toolbox.width-5);
 359                                 toolbox.y=Math.min(toolbox.y,stage.stageHeight-toolbox.height-5);
 360                         }
 361         }
 362                 private function bumpHandler(e:MapEvent):void {
 363                         if (toolbox) {
 364                                 toolbox.y=Math.min(toolbox.y,stage.stageHeight-toolbox.height-10-e.params.y);
 365                         }
 366                 }
 367
 368         private function mouseoverHandler(e:MapEvent):void {
 369             if (coordsbox.visible) {
 370                 coordsbox.text= Number(e.params.x).toFixed(5) + "\n " + Number(e.params.y).toFixed(5); // Not sure if 5 dp's really required.
 371             }
 372         }
 373
 374         private function onDataStart(event:Event):void {
 375                         switch (event.type) {
 376                                 case Connection.LOAD_STARTED:   loadcount++; break;
 377                                 case Connection.SAVE_STARTED:   savecount++; break;
 378                         }
 379                         updateDataWorking();
 380         }
 381         private function onDataComplete(event:Event):void {
 382                         switch (event.type) {
 383                                 case Connection.LOAD_COMPLETED: loadcount--; break;
 384                                 case Connection.SAVE_COMPLETED: savecount--; break;
 385                         }
 386             updateDataWorking();
 387         }
 388                 private function updateDataWorking():void {
 389                         if (loadcount>0 && savecount>0) { dataWorking.text="Loading/saving..."; }
 390                         else if (loadcount>0)           { dataWorking.text="Loading data..."; }
 391                         else if (savecount>0)           { dataWorking.text="Saving data..."; }
 392                         else                            { dataWorking.text=""; }
 393                         dataWorking.visible=(dataWorking.text!="");
 394                 }
 395         private function onDataDirty(event:Event):void {
 396                         saveButton.enabled=true;
 397             if (ExternalInterface.available) {
 398               ExternalInterface.call("markChanged", false);
 399             }
 400                 }
 401                 private function onDataClean(event:Event):void {
 402                         saveButton.enabled=false;
 403             if (ExternalInterface.available) {
 404               ExternalInterface.call("markChanged", true);
 405             }
 406                 }
 407
 408
 409
 410                 private function scaleHandler(event:MapEvent):void {
 411                         dispatchEvent(new Event("rescale"));
 412                 }
 413
 414                 [Bindable(event="rescale")]
 415                 private function getScale():String {
 416                         return String(theMap.scale);
 417                 }
 418
 419         private function dragEnterHandler(event:DragEvent):void {
 420             // Get the drop target component from the event object.
 421             var dropTarget:Canvas=event.currentTarget as Canvas;
 422             // Accept the drag only if the user is dragging poi with tags
 423             if (event.dragSource.hasFormat('tags'))
 424             {
 425                 DragManager.acceptDragDrop(dropTarget);
 426             }
 427         }
 428
 429         private function dragDropHandler(event:DragEvent):void {
 430                         // Deselect the dragged icon
 431                         if (event.dragSource.dataForFormat('container')) {
 432                                 event.dragSource.dataForFormat('container').selectedItem=-1;
 433                         }
 434
 435                         // Get the tags
 436             var tags:Array = event.dragSource.dataForFormat('tags') as Array;
 437
 438             // If you dnd quick enough, this exposes a flex bug and event.stageX/Y become negative.
 439             // Take the mouse positions from a displayObject's stage for consistent results.
 440             var mapLoc:Point = Globals.vars.root.globalToLocal(new Point(event.target.stage.mouseX, event.target.stage.mouseY));
 441             var lat:Number = Globals.vars.root.coord2lat(mapLoc.y);
 442             var lon:Number = Globals.vars.root.coord2lon(mapLoc.x);
 443
 444             var createAction:CompositeUndoableAction = new CompositeUndoableAction("Create POI");
 445
 446             var node:Node = Connection.getConnectionInstance().createNode({}, lat, lon, createAction.push);
 447             for each ( var tag:Object in tags ) {
 448                 node.setTag(tag.k, tag.v, createAction.push);
 449             }
 450                         Connection.getConnectionInstance().registerPOI(node);
 451                         MainUndoStack.getGlobalStack().addAction(createAction);
 452             theController.setState(new SelectedPOINode(node));
 453         }
 454
 455         /* Called when forcing an initial access token check. */
 456         private function onAccessChecked():void {
 457             // Floaty panel message "You now have access";
 458         }
 459
 460         private function loadTrace(id:Number):void {
 461             var conn:Connection = Connection.getConnectionInstance();
 462             conn.addEventListener(Connection.TRACES_LOADED, function (e:Event):void {
 463                 for each (var trace:Trace in conn.getTraces()) {
 464                     if (trace.id == id) { trace.addToMap(); }
 465                 }
 466             });
 467             conn.fetchUserTraces();
 468         }
 469
 470         ]]></mx:Script>
 471
 472 </mx:Application>
 473