[webview_flutter_dev] Change webview interface && embedding lwe.so file (#15)

* temporal soluation

Signed-off-by: MuHong Byun <[email protected]>

Author: bwikbs

packages/webview_flutter/example/lib/main.dart

@@ -58,7 +58,7 @@ class _WebViewExampleState extends State<WebViewExample> {
       // to allow calling Scaffold.of(context) so we can show a snackbar.
       body: Builder(builder: (BuildContext context) {
         return WebView(
-          initialUrl: 'http://www.naver.com',
+          initialUrl: 'https://www.apache.org/licenses/LICENSE-2.0.txt',
           javascriptMode: JavascriptMode.unrestricted,
           onWebViewCreated: (WebViewController webViewController) {
             _controller.complete(webViewController);

packages/webview_flutter/example/tizen/lib/arm/liblightweight-web-engine.mobile.so

@@ -158,6 +158,20 @@ class LWE_EXPORT WebContainer {
             onGLSwapBuffers,
         float devicePixelRatio, const char* defaultFontName, const char* locale,
         const char* timezoneID);
+
+    struct ExternalImageInfo {
+        void* imageAddress;
+    };
+
+    static WebContainer* CreateGLWithPlatformImage(
+        unsigned width, unsigned height,
+        const std::function<void(WebContainer*)>& onGLMakeCurrent,
+        const std::function<void(WebContainer*, bool mayNeedsSync)>&
+            onGLSwapBuffers,
+        const std::function<ExternalImageInfo(void)>& prepareImageCb,
+        const std::function<void(WebContainer*)>& renderedCb,
+        float devicePixelRatio, const char* defaultFontName, const char* locale,
+        const char* timezoneID);
     // <--- end of function set for render with OpenGL
 
     // Function set for headless

packages/webview_flutter/tizen/inc/lwe/LWEWebView.h

@@ -16,12 +16,12 @@ USER_CPP_UNDEFS =
 
 # Compiler/linker flags
 USER_CFLAGS_MISC =
-USER_CPPFLAGS_MISC = -c -fmessage-length=0
-USER_LFLAGS = -llightweight-web-engine
+USER_CPPFLAGS_MISC = -c -fmessage-length=0 
+USER_LFLAGS = -llightweight-web-engine.mobile -Wl,-rpath=/opt/usr/globalapps/org.tizen.webview_flutter_tizen_example/lib/arm
 
 # Libraries and objects
 USER_LIB_DIRS = lib
-USER_LIBS = lightweight-web-engine
+USER_LIBS = lightweight-web-engine.mobile
 USER_OBJS =
 
 # User includes

packages/webview_flutter/tizen/lib/liblightweight-web-engine.mobile.so

@@ -21,6 +21,16 @@
 #include <Ecore_Input_Evas.h>
 #include <Ecore_IMF_Evas.h>
 
+
+#define LWE_EXPORT
+extern "C" size_t LWE_EXPORT createWebViewInstance(
+    unsigned x, unsigned y, unsigned width, unsigned height,
+    float devicePixelRatio, const char* defaultFontName, const char* locale,
+    const char* timezoneID,
+    const std::function<::LWE::WebContainer::ExternalImageInfo(void)>&
+        prepareImageCb,
+    const std::function<void(::LWE::WebContainer*)>& renderedCb);
+
 std::string ExtractStringFromMap(const flutter::EncodableValue& arguments,
                                  const char* key) {
   if (std::holds_alternative<flutter::EncodableMap>(arguments)) {
@@ -438,23 +448,16 @@ void WebView::InitWebView() {
   }
   float scaleFactor = 1;
 
-  LWE::WebView* webview = LWE::WebView::Create(nullptr,0,0,width_, height_,scaleFactor, "SamsungOneUI", "ko-KR", "Asia/Seoul");
-  webViewInstance_ = webview->FetchWebContainer();
-  webViewInstance_->RegisterPreRenderingHandler(
-      [this]() -> LWE::WebContainer::RenderInfo {
-        LWE::WebContainer::RenderInfo result;
+  webViewInstance_ = (LWE::WebContainer*)createWebViewInstance(0,0,width_, height_,scaleFactor, "SamsungOneUI", "ko-KR", "Asia/Seoul",[this]() -> LWE::WebContainer::ExternalImageInfo {
+        LWE::WebContainer::ExternalImageInfo result;
         tbmSurface_ = tbm_surface_create(width_, height_, TBM_FORMAT_ARGB8888);
         tbm_surface_info_s tbmSurfaceInfo;
         if (tbm_surface_map(tbmSurface_, TBM_SURF_OPTION_WRITE,
                             &tbmSurfaceInfo) == TBM_SURFACE_ERROR_NONE) {
-          result.updatedBufferAddress = (void*)tbmSurface_;
-          result.bufferStride = 0;
+          result.imageAddress = (void*)tbmSurface_;
         }
         return result;
-      });
-
-  webViewInstance_->RegisterOnRenderedHandler(
-      [this](LWE::WebContainer* c, LWE::WebContainer::RenderResult r) {
+      }, [this](LWE::WebContainer* c) {
         FlutterMarkExternalTextureFrameAvailable(textureRegistrar_,
                                                  GetTextureId(), tbmSurface_);
         tbm_surface_destroy(tbmSurface_);