lazmapviewer: Add HERE maps (registration required).

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@6887 8e941d3f-bd1b-0410-a28a-d453659cc2b4

components/lazmapviewer/example/MapViewer_Demo.lpi

@@ -26,13 +26,16 @@
       <FormatVersion Value="2"/>
       <Modes Count="0"/>
     </RunParams>
-    <RequiredPackages Count="2">
+    <RequiredPackages Count="3">
       <Item1>
-        <PackageName Value="lazMapViewerPkg"/>
+        <PackageName Value="lazMapViewer_Synapse"/>
       </Item1>
       <Item2>
-        <PackageName Value="LCL"/>
+        <PackageName Value="lazMapViewerPkg"/>
       </Item2>
+      <Item3>
+        <PackageName Value="LCL"/>
+      </Item3>
     </RequiredPackages>
     <Units Count="4">
       <Unit0>

components/lazmapviewer/example/main.lfm

@@ -89,7 +89,7 @@ object MainForm: TMainForm
       Height = 40
       Top = 59
       Width = 207
-      Max = 17
+      Max = 19
       Min = 1
       OnChange = ZoomTrackBarChange
       Position = 1
@@ -617,7 +617,7 @@ object MainForm: TMainForm
     Align = alClient
     CacheOnDisk = True
     CachePath = 'cache/'
-    DownloadEngine = MapView.BuiltIn
+    DownloadEngine = MVDESynapse1
     InactiveColor = clWhite
     MapProvider = 'OpenStreetMap Mapnik'
     UseThreads = True
@@ -634,4 +634,8 @@ object MainForm: TMainForm
     left = 328
     top = 224
   end
+  object MVDESynapse1: TMVDESynapse
+    left = 347
+    top = 131
+  end
 end

components/lazmapviewer/example/main.pas

@@ -7,7 +7,7 @@ interface
 uses
   Classes, SysUtils, Types, Forms, Controls, Graphics, Dialogs,
   ExtCtrls, StdCtrls, ComCtrls, Buttons,
-  mvGeoNames, mvMapViewer, mvTypes, mvGpsObj;
+  mvGeoNames, mvMapViewer, mvTypes, mvGpsObj, mvDLESynapse;
 
 type
 
@@ -49,6 +49,7 @@ type
     ControlPanel: TPanel;
     BtnLoadMapProviders: TSpeedButton;
     BtnSaveMapProviders: TSpeedButton;
+    MVDESynapse1: TMVDESynapse;
     ZoomTrackBar: TTrackBar;
     procedure BtnGoToClick(Sender: TObject);
     procedure BtnSearchClick(Sender: TObject);
@@ -419,6 +420,14 @@ var
 begin
   ini := TMemIniFile.Create(CalcIniName);
   try
+    HERE_AppID := ini.ReadString('HERE', 'APP_ID', '');
+    HERE_AppCode := ini.ReadString('HERE', 'APP_CODE', '');
+    if (HERE_AppID <> '') and (HERE_AppCode <> '') then begin
+      MapView.Engine.ClearMapProviders;
+      MapView.Engine.RegisterProviders;
+      MapView.GetMapProviders(CbProviders.Items);
+    end;
+
     R := Screen.DesktopRect;
     L := ini.ReadInteger('MainForm', 'Left', Left);
     T := ini.ReadInteger('MainForm', 'Top', Top);
@@ -430,8 +439,14 @@ begin
     if T < R.Top then T := R.Top;
     SetBounds(L, T, W, H);
 
-    MapView.MapProvider := ini.ReadString('MapView', 'Provider', MapView.MapProvider);
+    s := ini.ReadString('MapView', 'Provider', MapView.MapProvider);
+    if CbProviders.Items.IndexOf(s) = -1 then begin
+      MessageDlg('Map provider "' + s + '" not found.', mtError, [mbOK], 0);
+      s := CbProviders.Items[0];
+    end;
+    MapView.MapProvider := s;
     CbProviders.Text := MapView.MapProvider;
+
     MapView.Zoom := ini.ReadInteger('MapView', 'Zoom', MapView.Zoom);
     pt.Lon := StrToFloatDef(ini.ReadString('MapView', 'Center.Longitude', ''), 0.0, PointFormatSettings);
     pt.Lat := StrToFloatDef(ini.ReadString('MapView', 'Center.Latitude', ''), 0.0, PointFormatSettings);
@@ -566,6 +581,11 @@ begin
 
     ini.WriteString('MapView', 'DistanceUnits', DistanceUnit_Names[DistanceUnit]);
 
+    if HERE_AppID <> '' then
+      ini.WriteString('HERE', 'APP_ID', HERE_AppID);
+    if HERE_AppCode <> '' then
+      ini.WriteString('HERE', 'APP_CODE', HERE_AppCode);
+
     ini.EraseSection('Locations');
     for i := 0 to CbLocations.Items.Count-1 do
       ini.WriteString('Locations', 'Item'+IntToStr(i), CbLocations.Items[i]);

components/lazmapviewer/source/mvdlefpc.pas

@@ -25,6 +25,8 @@ unit mvDLEFpc;
 
 {$mode objfpc}{$H+}
 
+{.$DEFINE LOG_URL}
+
 interface
 
 uses
@@ -60,7 +62,10 @@ type
 implementation
 
 uses
-  fphttpclient;
+  {$IFDEF LOG_URL}
+  lazlogger,
+  {$ENDIF}
+  fphttpclient, openssl;
 
 { TMVDEFPC }
 
@@ -68,6 +73,10 @@ procedure TMVDEFPC.DownloadFile(const Url: string; AStream: TStream);
 var
   http: TFpHttpClient;
 begin
+  {$IFDEF LOG_URL}
+  DebugLn(Url);
+  {$ENDIF}
+  InitSSLInterface;
   http := TFpHttpClient.Create(nil);
   try
    {$IF FPC_FullVersion >= 30000}
@@ -82,7 +91,10 @@ begin
       http.Proxy.Password := FProxyPassword;
     end;
    {$ENDIF}
-    http.Get(Url, AStream);
+    try
+      http.Get(Url, AStream);
+    except
+    end;
     AStream.Position := 0;
   finally
     http.Free;

components/lazmapviewer/source/mvengine.pas

@@ -106,7 +106,6 @@ Type
       function GetTileName(const Id: TTileId): String;
       procedure evDownload(Data: TObject; Job: TJob);
       procedure TileDownloaded(Data: PtrInt);
-      Procedure RegisterProviders;
       Procedure DrawTile(const TileId: TTileId; X,Y: integer; TileImg: TLazIntfImage);
       Procedure DoDrag(Sender: TDragObj);
     public
@@ -124,6 +123,7 @@ Type
       function LonLatToWorldScreen(aPt: TRealPoint): TPoint;
       function ReadProvidersFromXML(AFileName: String; out AMsg: String): Boolean;
       procedure Redraw;
+      Procedure RegisterProviders;
       function ScreenToLonLat(aPt: TPoint): TRealPoint;
       procedure SetSize(aWidth, aHeight: integer);
       function WorldScreenToLonLat(aPt: TPoint): TRealPoint;
@@ -174,6 +174,10 @@ function TryStrToGps(const AValue: String; out ADeg: Double): Boolean;
 
 procedure SplitGps(AValue: Double; out ADegs, AMins, ASecs: Double);
 
+var
+  HERE_AppID: String = '';
+  HERE_AppCode: String = '';
+
 
 implementation
 
@@ -888,9 +892,46 @@ begin
     'http://a%serv%.ortho.tiles.virtualearth.net/tiles/a%x%.jpg?g=72&shading=hill',
     1, 19, 4, nil, @GetQuadKey);
   AddMapProvider('Virtual Earth Hybrid',
-    'http://h%serv%.ortho.tiles.virtualearth.net/tiles/h%x%.jpg?g=72&shading=hill',
+    'https://h%serv%.ortho.tiles.virtualearth.net/tiles/h%x%.jpg?g=72&shading=hill',
     1, 19, 4, nil, @GetQuadKey);
 
+  if (HERE_AppID <> '') and (HERE_AppCode <> '') then begin
+    // Registration required to access HERE maps:
+    //   https://developer.here.com/?create=Freemium-Basic&keepState=true&step=account
+    // Store the APP_ID and APP_CODE obtained after registration in the
+    // ini file of the demo under key [HERE] as items APP_ID and APP_CODE and
+    // restart the demo.
+    AddMapProvider('Here Maps',
+      'https://%serv%.base.maps.api.here.com/maptile/2.1/maptile/newest/normal.day/%z%/%x%/%y%/256/png8' +
+        '?app_id=' + HERE_AppID + '&app_code=' + HERE_AppCode,
+      1, 19, 4, nil);
+    AddMapProvider('Here Maps Grey',
+      'https://%serv%.base.maps.api.here.com/maptile/2.1/maptile/newest/normal.day.grey/%z%/%x%/%y%/256/png8' +
+        '?app_id=' + HERE_AppID + '&app_code=' + HERE_AppCode,
+      1, 19, 4, nil);
+    AddMapProvider('Here Maps Reduced',
+      'https://%serv%.base.maps.api.here.com/maptile/2.1/maptile/newest/reduced.day/%z%/%x%/%y%/256/png8' +
+        '?app_id=' + HERE_AppID + '&app_code=' + HERE_AppCode,
+      1, 19, 4, nil);
+    AddMapProvider('Here Maps Transit',
+      'https://%serv%.base.maps.api.here.com/maptile/2.1/maptile/newest/normal.day.transit/%z%/%x%/%y%/256/png8' +
+        '?app_id=' + HERE_AppID + '&app_code=' + HERE_AppCode,
+      1, 19, 4, nil);
+    AddMapProvider('Here POI Maps',
+      'https://%serv%.base.maps.api.here.com/maptile/2.1/maptile/newest/normal.day/%z%/%x%/%y%/256/png8' +
+        '?app_id=' + HERE_AppID + '&app_code=' + HERE_AppCode + '&pois',
+      1, 19, 4, nil);
+    AddMapProvider('Here Pedestrian Maps',
+      'https://%serv%.base.maps.api.here.com/maptile/2.1/maptile/newest/pedestrian.day/%z%/%x%/%y%/256/png8'+
+        '?app_id=' + HERE_AppID + '&app_code=' + HERE_AppCode,
+      1, 19, 4, nil);
+{    AddMapProvider('Here DreamWorks Maps', Format(url, ['normal.day']) + '&style=dreamworks',
+      1, 19, 4, nil);
+    AddMapProvider('Here Pedestrian Maps', Format(url, ['pededrian.day']),
+      1, 19, 4, nil);
+      }
+  end;
+
   { The Ovi Maps (former Nokia maps) are no longer available.
 
   AddMapProvider('Ovi Normal',