Add emscripten support

all/native/graphics/BitmapCanvas.cpp

@@ -9,6 +9,9 @@
 #elif defined(__ANDROID__)
 #define CARTO_BITMAP_CANVAS_IMPL AndroidImpl
 #include "graphics/BitmapCanvasAndroidImpl.h"
+#elif defined(__EMSCRIPTEN__)
+#define CARTO_BITMAP_CANVAS_IMPL EmscriptenImpl
+#include "graphics/BitmapCanvasEmscriptenImpl.h"
 #else
 #error "Unsupported platform"
 #endif

all/native/graphics/BitmapCanvas.h

@@ -71,6 +71,7 @@ namespace carto {
         class AndroidImpl;
         class IOSImpl;
         class UWPImpl;
+        class EmscriptenImpl;
 
         std::unique_ptr<Impl> _impl;
     };

all/native/network/HTTPClient.cpp

@@ -19,6 +19,9 @@
 #elif defined(__ANDROID__)
 #define CARTO_HTTP_SOCKET_IMPL AndroidImpl
 #include "network/HTTPClientAndroidImpl.h"
+#elif defined(__EMSCRIPTEN__)
+#define CARTO_HTTP_SOCKET_IMPL EmscriptenImpl
+#include "network/HTTPClientEmscriptenImpl.h"
 #else
 #define CARTO_HTTP_SOCKET_IMPL PionImpl
 #include "HTTPClientPionImpl.h"

all/native/network/HTTPClient.h

@@ -78,6 +78,7 @@ namespace carto {
         class AndroidImpl;
         class IOSImpl;
         class WinSockImpl;
+        class EmscriptenImpl;
 
         int makeRequest(Request request, Response& response, HandlerFunc handlerFn, std::uint64_t offset) const;
 

all/native/utils/Log.cpp

@@ -15,6 +15,10 @@
 #include <windows.h>
 #endif
 
+#ifdef __EMSCRIPTEN__
+#include <emscripten.h>
+#endif
+
 namespace carto {
 
 #ifdef __ANDROID__
@@ -39,6 +43,13 @@ namespace carto {
         OutputDebugStringA("\n");
     }
 #endif
+#ifdef __EMSCRIPTEN__
+    enum LogType { LOG_TYPE_FATAL = EM_LOG_ERROR, LOG_TYPE_ERROR = EM_LOG_ERROR, LOG_TYPE_WARNING = EM_LOG_WARN, LOG_TYPE_INFO = EM_LOG_INFO, LOG_TYPE_DEBUG = EM_LOG_DEBUG };
+
+    static void OutputLog(LogType logType, const std::string& tag, const char* text) {
+        emscripten_log(static_cast<int>(logType), text);
+    }
+#endif
 
     bool Log::IsShowError() {
         std::lock_guard<std::mutex> lock(_Mutex);

all/native/utils/PlatformUtils.h

@@ -20,7 +20,8 @@ namespace carto {
             PLATFORM_TYPE_WINDOWS,
             PLATFORM_TYPE_WINDOWS_PHONE,
             PLATFORM_TYPE_XAMARIN_IOS,
-            PLATFORM_TYPE_XAMARIN_ANDROID
+            PLATFORM_TYPE_XAMARIN_ANDROID,
+            PLATFORM_TYPE_WEB
         };
     }
 

emscripten/modules/ui/MapView.i

@@ -0,0 +1,29 @@
+#ifndef _MAPVIEW_I
+#define _MAPVIEW_I
+
+%module MAPVIEW
+
+!proxy_imports(carto::MapView, ui.MapView)
+
+%{
+#include "ui/MapView.h"
+#include "ui/BaseMapView.h"
+#include "ui/MapEventListener.h"
+#include "ui/MapRedrawRequestListener.h"
+#include "ui/EmscriptenInput.h"
+#include "components/Options.h"
+#include "components/Layers.h"
+#include "core/MapBounds.h"
+#include "core/MapPos.h"
+#include "core/MapVec.h"
+#include "core/ScreenPos.h"
+#include "core/ScreenBounds.h"
+#include "utils/Const.h"
+#include "renderers/MapRenderer.h"
+%}
+
+%include <std_string.i>
+
+%include "ui/MapView.h"
+
+#endif

emscripten/modules/utils/AssetUtils.i

@@ -0,0 +1,18 @@
+#ifndef _ASSETUTILS_I
+#define _ASSETUTILS_I
+
+%module AssetUtils
+
+!proxy_imports(carto::AssetUtils, core.BinaryData)
+
+%{
+#include "utils/AssetUtils.h"
+%}
+
+%include <std_string.i>
+
+%import "core/BinaryData.i"
+
+%include "utils/AssetUtils.h"
+
+#endif

emscripten/modules/utils/BitmapUtils.i

@@ -0,0 +1,24 @@
+#ifndef _BITMAPUTILS_I
+#define _BITMAPUTILS_I
+
+%module BitmapUtils
+
+!proxy_imports(carto::BitmapUtils, graphics.Bitmap)
+
+%{
+#include "utils/BitmapUtils.h"
+#include "components/Exceptions.h"
+%}
+
+%include <std_shared_ptr.i>
+%include <std_string.i>
+%include <cartoswig.i>
+
+%import "graphics/Bitmap.i"
+
+%std_exceptions(carto::BitmapUtils::CreateBitmapFromUIImage)
+%std_exceptions(carto::BitmapUtils::CreateUIImageFromBitmap)
+
+%include "utils/BitmapUtils.h"
+
+#endif

emscripten/native/components/Task.cpp

@@ -0,0 +1,9 @@
+#include "components/Task.h"
+
+namespace carto {
+
+    void Task::operator()() {
+        run();
+    }
+
+}