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