DevTools: [Android] implement RenderWidgetHostViewAndroid::CopyFromCompositingSurface

content/browser/web_contents/web_contents_view_gtk.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/web_contents/web_contents_view_gtk.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkkeysyms.h>
 #include <gtk/gtk.h>
 
@@ skipping 10 matching lines @@
 #include "content/browser/web_contents/web_drag_dest_gtk.h"
 #include "content/browser/web_contents/web_drag_source_gtk.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_view_delegate.h"
 #include "content/public/common/drop_data.h"
 #include "ui/base/gtk/gtk_expanded_container.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/point.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
+#include "ui/snapshot/snapshot.h"
 
 using WebKit::WebDragOperation;
 using WebKit::WebDragOperationsMask;
 
 namespace content {
 namespace {
 
 // Called when the mouse leaves the widget. We notify our delegate.
 gboolean OnLeaveNotify(GtkWidget* widget, GdkEventCrossing* event,
                        WebContentsImpl* web_contents) {
@@ skipping 253 matching lines @@
 void WebContentsViewGtk::TakeFocus(bool reverse) {
   if (!web_contents_->GetDelegate())
     return;
   if (!web_contents_->GetDelegate()->TakeFocus(web_contents_, reverse) &&
       GetTopLevelNativeWindow()) {
     gtk_widget_child_focus(GTK_WIDGET(GetTopLevelNativeWindow()),
         reverse ? GTK_DIR_TAB_BACKWARD : GTK_DIR_TAB_FORWARD);
   }
 }
 
+bool WebContentsViewGtk::GrabSnapshot(const std::string& format,
+                                      int quality,
+                                      double scale,
+                                      std::vector<uint8>* data) {
+  if (format != "png" || scale != 1) {
+    LOG(ERROR) << "Can only capture non-scaled PNG snapshots.";
+    return false;
+  }
+  return ui::GrabViewSnapshot(GetNativeView(), data, GetViewBounds());
+}
+
 void WebContentsViewGtk::InsertIntoContentArea(GtkWidget* widget) {
   gtk_container_add(GTK_CONTAINER(expanded_.get()), widget);
 }
 
 void WebContentsViewGtk::UpdateDragDest(RenderViewHost* host) {
   gfx::NativeView content_view = host->GetView()->GetNativeView();
 
   // If the host is already used by the drag_dest_, there's no point in deleting
   // the old one to create an identical copy.
   if (drag_dest_.get() && drag_dest_->widget() == content_view)
@@ skipping 95 matching lines @@
   // We manually tell our RWHV to resize the renderer content.  This avoids
   // spurious resizes from GTK+.
   RenderWidgetHostView* rwhv = web_contents_->GetRenderWidgetHostView();
   if (rwhv)
     rwhv->SetSize(size);
   if (web_contents_->GetInterstitialPage())
     web_contents_->GetInterstitialPage()->SetSize(size);
 }
 
 }  // namespace content