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="0.3" alphaTo="1.0"
  19         blurXFrom="0.0" blurXTo="5.0"
  20         blurYFrom="0.0" blurYTo="5.0"
  21         color="0xFF8000"/>
  22     <mx:Glow id="unglowImage" duration="100"
  23         alphaFrom="1.0" alphaTo="0.3"
  24         blurXFrom="5.0" blurXTo="0.0"
  25         blurYFrom="5.0" blurYTo="0.0"
  26         color="0xFF8000"/>
  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="helpButton" label="Help" click="new HelpDialog().init();" styleName="appBarButton" />
  57         <mx:Button id="optionsButton" label="Options" click="new OptionsDialog().init();" styleName="appBarButton" />
  58         <mx:Button label="Save" icon="@Embed('embedded/upload.svg')" disabledIcon="@Embed('embedded/upload_disabled.svg')" styleName="appBarButton"
  59                         click="SaveManager.saveChanges();" id="saveButton" enabled="false"/>
  60     </mx:ApplicationControlBar>
  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. */
 128             /* Change this to another locale (e.g. fr_FR) to see the differences. */
 129             if (loaderInfo.parameters['locale']) {
 130               dispatchEvent(new LocaleEvent(LocaleEvent.LOAD_LOCALE,loaderInfo.parameters['locale']));
 131             }
 132
 133                         Globals.vars.map_area = map_area;
 134                         Globals.vars.root = map_area.rawChildren;                       // set up global reference to root level
 135                         var _root:IChildList = map_area.rawChildren;            // convenient local shorthand
 136                         Globals.vars.nocache = loaderInfo.parameters['nocache'] == 'true';
 137
 138                         // populate sharedObject with loaderInfo parameters if supplied
 139                         var obj:SharedObject = SharedObject.getLocal("user_state");
 140                         var objChanged:Boolean = false;
 141                         if (loaderInfo.parameters['tileurl']) {
 142                                 obj.setProperty('background_url',loaderInfo.parameters['tileurl']);
 143                                 obj.setProperty('background_name','Custom');
 144                                 objChanged=true;
 145                         }
 146                         if (loaderInfo.parameters['style']) {
 147                                 obj.setProperty('stylesheet_url',loaderInfo.parameters['style']);
 148                                 obj.setProperty('stylesheet_name','Custom');
 149                                 objChanged=true;
 150                         }
 151                         if (objChanged) { obj.flush(); }
 152
 153                         // map backdrop object
 154             var w:uint = map_area.width;
 155             var h:uint = map_area.height;
 156             var b:Sprite = new Sprite();
 157             b.height=h; b.width=w;
 158             b.graphics.beginFill(0xFFFFEA,100);
 159             b.graphics.drawRect(0,0,w,h);
 160             b.graphics.endFill();
 161                         _root.addChild(b);
 162
 163                         // pass additional parameters to map
 164                         var params:Object={}; var k:String;
 165                         for (k in this.loaderInfo.parameters) {
 166                                 params[k]=this.loaderInfo.parameters[k];
 167                         }
 168                         for (k in SharedObject.getLocal('user_state').data) {
 169                                 params[k]=SharedObject.getLocal('user_state').data[k];
 170                         }
 171                         params['tileblocks']=[new RegExp("google","i")];        // hard-coded block on Google tiles
 172
 173                         // create map and Yahoo
 174                         theMap=new Map(params);
 175
 176             // Auto-load vector backgrounds from config
 177             // This could go spectacularly wrong if map.init completes before the event listener below is added
 178             theMap.addEventListener(MapEvent.INITIALISED, function(e:Event):void { VectorBackgrounds.instance().init(theMap); });
 179
 180                         theMap.backdrop=b;
 181                         yahoo=new Yahoo(w,h,theMap);
 182                         yahoo.hide();
 183                         _root.addChild(yahoo);
 184                         _root.addChild(theMap);
 185             theMap.updateSize(w,h);
 186                         theMap.addEventListener(MapEvent.SCALE, scaleHandler);
 187
 188                         // add attribution/logo sprite
 189                         var overlay:Sprite=new Sprite();
 190                         var attribution:TextField=new TextField();
 191                         attribution.width=220; attribution.height=300;
 192                         attribution.multiline=true;
 193                         attribution.wordWrap=true;
 194                         attribution.selectable=false;
 195                         attribution.defaultTextFormat=new TextFormat("_sans", 9, 0, false, false, false);
 196                         overlay.addChild(attribution);
 197                         var terms:TextField=new TextField();
 198                         terms.width=200; terms.height=15;
 199                         terms.selectable=false;
 200                         terms.defaultTextFormat=new TextFormat("_sans", 9, 0, false, false, true);
 201                         overlay.addChild(terms);
 202                         _root.addChild(overlay);
 203
 204                         // mouse-up handler attached to stage, so the user can release outside the map
 205                         stage.addEventListener(MouseEvent.MOUSE_UP, theMap.mouseUpHandler);
 206                         Globals.vars.map_area.addEventListener(MouseEvent.MOUSE_MOVE, theMap.mouseMoveHandler);
 207                         Globals.vars.map_area.addEventListener(MouseEvent.MOUSE_DOWN, theMap.mouseDownHandler);
 208
 209                         // initialise imagery and stylesheets
 210                         Imagery.instance().init(theMap, overlay, yahoo);
 211                         Stylesheets.instance().init(theMap);
 212                         Imagery.instance().addEventListener(MapEvent.BUMP, bumpHandler);
 213
 214                         // keyboard event attached to stage
 215                         stage.addEventListener(KeyboardEvent.KEY_UP, theMap.keyUpHandler);
 216
 217                         // mouse-position listener for co-ordinate display
 218             theMap.addEventListener(MapEvent.MOUSE_MOVE, mouseoverHandler);
 219
 220                         // position toolbox
 221                         toolbox=Toolbox(PopUpManager.createPopUp(this,Toolbox,false));
 222                         toolbox.init(theController);
 223                         toolbox.x=stage.stageWidth-toolbox.width-5;
 224                         toolbox.y=stage.stageHeight-toolbox.height-5;
 225
 226                         // add debug field
 227                         var t:TextField=new TextField();
 228                         t.width=500; t.height=150; t.border=true;
 229                         t.multiline=true;
 230                         _root.addChild(t);
 231                         Globals.vars.debug=t;
 232             t.visible = loaderInfo.parameters["show_debug"] == 'true';
 233                         Globals.vars.root=theMap;       // just for the addDebug function
 234
 235             theController = new EditController(theMap, tagViewer, toolbox);
 236             theController.setActive();
 237
 238             var conn:Connection = Connection.getConnectionInstance();
 239             conn.addEventListener(Connection.LOAD_STARTED, onDataStart);
 240             conn.addEventListener(Connection.LOAD_COMPLETED, onDataComplete);
 241             conn.addEventListener(Connection.SAVE_STARTED, onDataStart);
 242             conn.addEventListener(Connection.SAVE_COMPLETED, onDataComplete);
 243             conn.addEventListener(Connection.DATA_DIRTY, onDataDirty);
 244             conn.addEventListener(Connection.DATA_CLEAN, onDataClean);
 245                         conn.addEventListener(MapEvent.ERROR, onMapError);
 246                         conn.addEventListener(AttentionEvent.ATTENTION, onAttention);
 247                         conn.addEventListener(AttentionEvent.ALERT, onAlert);
 248
 249             // set the access token from saved cookie
 250             var tokenObject:SharedObject = SharedObject.getLocal("access_token");
 251             conn.setAccessToken(tokenObject.data["oauth_token"], tokenObject.data["oauth_token_secret"]);
 252
 253             // Load any requested GPX track
 254             if (loaderInfo.parameters['gpx']) {
 255                 var id:Number = loaderInfo.parameters['gpx'];
 256                 if (conn.hasAccessToken()) {
 257                     loadTrace(id);
 258                 } else {
 259                     SaveManager.ensureAccess(function ():void { loadTrace(id); });
 260                 }
 261             }
 262
 263                         // Load arbitrary GPX from provided URL
 264                         if (loaderInfo.parameters['gpx_url']) {
 265                                 var vectorlayer:VectorLayer=new VectorLayer(name,theMap,"stylesheets/gpx.css");
 266                                 vectorlayer.url=loaderInfo.parameters['gpx_url'];
 267                                 var gpx:GpxImporter=new GpxImporter(vectorlayer, vectorlayer.paint, [vectorlayer.url],
 268                                                                     function(success:Boolean,message:String=null):void {
 269                                         if (!success) return;
 270                                         theMap.addVectorLayer(vectorlayer);
 271                                         dispatchEvent(new Event("layers_changed"));
 272                                                                     }, false);
 273                         }
 274
 275                         // create GPS trackloader
 276                         trackLoader=new TrackLoader(theMap,conn.apiBase);
 277
 278             // Force authentication on startup, if required
 279             // force_auth == force => checks for access token, and displays OAuth panel if needed
 280             var force_auth:String = loaderInfo.parameters["force_auth"];
 281             if (!conn.hasAccessToken() && force_auth == 'force') {
 282               SaveManager.ensureAccess(onAccessChecked);
 283             }
 284
 285             // show help dialog on startup, if required
 286             // show_help == always => on every startup
 287             // show_help == once => show on first startup only
 288             var show_help:String = loaderInfo.parameters["show_help"];
 289
 290             if (show_help == 'always' || (show_help == 'once' && obj.data["help_shown"] != "true")) {
 291               new HelpDialog().init();
 292             }
 293
 294             // Check if Tiger highlighting should be enabled from saved object
 295             Globals.vars.highlightTiger = obj.data['tiger_highlighted'];
 296                 }
 297
 298                 public function onMapError(mapEvent:MapEvent):void {
 299                         var buttons:uint=0;
 300                         if (mapEvent.params.no) { trace("no is set"); }
 301                         if (mapEvent.params.yes             ) buttons|=mx.controls.Alert.YES;
 302                         if (mapEvent.params.no              ) buttons|=mx.controls.Alert.NO;
 303                         if (mapEvent.params.cancel          ) buttons|=mx.controls.Alert.CANCEL;
 304                         if (mapEvent.params.ok || buttons==0) buttons|=mx.controls.Alert.OK;
 305                         trace("showing alert with "+buttons);
 306                         Alert.show(mapEvent.params.message, 'Error', buttons, null, function(closeEvent:CloseEvent):void {
 307                                 switch (closeEvent.detail) {
 308                                         case mx.controls.Alert.CANCEL:  mapEvent.params.cancel(); break; //fixme? this gets called if user presses escape, even if there's no cancel button.
 309                                         case mx.controls.Alert.YES:             mapEvent.params.yes(); break;
 310                                         case mx.controls.Alert.NO:              mapEvent.params.no(); break;
 311                                         default:                                                if (mapEvent.params.ok) mapEvent.params.ok();
 312                                 }
 313                         });
 314                 }
 315
 316                 /** Highlight an entity in response to an 'attention' event */
 317
 318                 public function onAttention(event:AttentionEvent):void {
 319                         var entity:Entity=event.entity;
 320                         if (entity is Relation) {
 321                                 // If it's a relation, just bring up the editor panel
 322                                 var panel:RelationEditorPanel = RelationEditorPanel(
 323                                         PopUpManager.createPopUp(Application(Application.application), RelationEditorPanel, true));
 324                                 panel.setRelation(entity as Relation);
 325                                 PopUpManager.centerPopUp(panel);
 326                                 return;
 327                         }
 328
 329                         var lat:Number, lon:Number;
 330                         var panTo:Boolean=true;
 331                         if (entity is Way) {
 332                                 // If it's a way, find if it's on-screen
 333                                 for (var i:uint=0; i<Way(entity).length; i++) {
 334                                         var node:Node=Way(entity).getNode(i)
 335                                         if (node.within(theMap.edge_l,theMap.edge_r,theMap.edge_t,theMap.edge_b)) { panTo=false; }
 336                                         lat=node.lat; lon=node.lon;
 337                                 }
 338                         } else if (entity is Node) {
 339                                 // If it's a node, check if it's on-screen
 340                                 if (entity.within(theMap.edge_l,theMap.edge_r,theMap.edge_t,theMap.edge_b)) { panTo=false; }
 341                                 lat=Node(entity).lat; lon=Node(entity).lon;
 342                         }
 343                         // Pan if required, and select the object
 344                         if (panTo) { theMap.moveMapFromLatLon(lat,lon); }
 345                         theController.setState(theController.findStateForSelection([entity]));
 346                 }
 347
 348                 /** Display floating warning in response to an 'alert' event */
 349
 350                 public function onAlert(event:AttentionEvent):void {
 351                         var alert:FloatingAlert=new FloatingAlert(event.message);
 352                         stage.addChild(alert);
 353                 }
 354
 355         public function onResizeMap():void {
 356             if ( theMap != null )
 357                 theMap.updateSize(map_area.width, map_area.height);
 358
 359                         if (toolbox) {
 360                                 toolbox.x=Math.min(toolbox.x,stage.stageWidth-toolbox.width-5);
 361                                 toolbox.y=Math.min(toolbox.y,stage.stageHeight-toolbox.height-5);
 362                         }
 363         }
 364                 private function bumpHandler(e:MapEvent):void {
 365                         if (toolbox) {
 366                                 toolbox.y=Math.min(toolbox.y,stage.stageHeight-toolbox.height-10-e.params.y);
 367                         }
 368                 }
 369
 370         private function mouseoverHandler(e:MapEvent):void {
 371             if (coordsbox.visible) {
 372                 coordsbox.text= Number(e.params.x).toFixed(5) + "\n " + Number(e.params.y).toFixed(5); // Not sure if 5 dp's really required.
 373             }
 374         }
 375
 376         private function onDataStart(event:Event):void {
 377                         switch (event.type) {
 378                                 case Connection.LOAD_STARTED:   loadcount++; break;
 379                                 case Connection.SAVE_STARTED:   savecount++; break;
 380                         }
 381                         updateDataWorking();
 382         }
 383         private function onDataComplete(event:Event):void {
 384                         switch (event.type) {
 385                                 case Connection.LOAD_COMPLETED: loadcount--; break;
 386                                 case Connection.SAVE_COMPLETED: savecount--; break;
 387                         }
 388             updateDataWorking();
 389         }
 390                 private function updateDataWorking():void {
 391                         if (loadcount>0 && savecount>0) { dataWorking.text="Loading/saving..."; }
 392                         else if (loadcount>0)           { dataWorking.text="Loading data..."; }
 393                         else if (savecount>0)           { dataWorking.text="Saving data..."; }
 394                         else                            { dataWorking.text=""; }
 395                         dataWorking.visible=(dataWorking.text!="");
 396                 }
 397         private function onDataDirty(event:Event):void {
 398                         saveButton.enabled=true;
 399             if (ExternalInterface.available) {
 400               ExternalInterface.call("markChanged", false);
 401             }
 402                 }
 403                 private function onDataClean(event:Event):void {
 404                         saveButton.enabled=false;
 405             if (ExternalInterface.available) {
 406               ExternalInterface.call("markChanged", true);
 407             }
 408                 }
 409
 410
 411
 412                 private function scaleHandler(event:MapEvent):void {
 413                         dispatchEvent(new Event("rescale"));
 414                 }
 415
 416                 [Bindable(event="rescale")]
 417                 private function getScale():String {
 418                         return String(theMap.scale);
 419                 }
 420
 421         private function dragEnterHandler(event:DragEvent):void {
 422             // Get the drop target component from the event object.
 423             var dropTarget:Canvas=event.currentTarget as Canvas;
 424             // Accept the drag only if the user is dragging poi with tags
 425             if (event.dragSource.hasFormat('tags'))
 426             {
 427                 DragManager.acceptDragDrop(dropTarget);
 428             }
 429         }
 430
 431         private function dragDropHandler(event:DragEvent):void {
 432                         // Deselect the dragged icon
 433                         if (event.dragSource.dataForFormat('container')) {
 434                                 event.dragSource.dataForFormat('container').selectedItem=-1;
 435                         }
 436
 437                         // Get the tags
 438             var tags:Array = event.dragSource.dataForFormat('tags') as Array;
 439
 440             // If you dnd quick enough, this exposes a flex bug and event.stageX/Y become negative.
 441             // Take the mouse positions from a displayObject's stage for consistent results.
 442             var mapLoc:Point = Globals.vars.root.globalToLocal(new Point(event.target.stage.mouseX, event.target.stage.mouseY));
 443             var lat:Number = Globals.vars.root.coord2lat(mapLoc.y);
 444             var lon:Number = Globals.vars.root.coord2lon(mapLoc.x);
 445
 446             var createAction:CompositeUndoableAction = new CompositeUndoableAction("Create POI");
 447
 448             var node:Node = Connection.getConnectionInstance().createNode({}, lat, lon, createAction.push);
 449             for each ( var tag:Object in tags ) {
 450                 node.setTag(tag.k, tag.v, createAction.push);
 451             }
 452                         Connection.getConnectionInstance().registerPOI(node);
 453                         MainUndoStack.getGlobalStack().addAction(createAction);
 454             theController.setState(new SelectedPOINode(node));
 455         }
 456
 457         /* Called when forcing an initial access token check. */
 458         private function onAccessChecked():void {
 459             // Floaty panel message "You now have access";
 460         }
 461
 462         private function loadTrace(id:Number):void {
 463             var conn:Connection = Connection.getConnectionInstance();
 464             conn.addEventListener(Connection.TRACES_LOADED, function (e:Event):void {
 465                 for each (var trace:Trace in conn.getTraces()) {
 466                     if (trace.id == id) { trace.addToMap(); }
 467                 }
 468             });
 469             conn.fetchUserTraces();
 470         }
 471
 472         ]]></mx:Script>
 473
 474 </mx:Application>
 475