DevTools: [Android] implement RenderWidgetHostViewAndroid::CopyFromCompositingSurface

content/browser/web_contents/web_contents_view_win.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_win.h"
 
 #include "base/bind.h"
 #include "base/memory/scoped_vector.h"
 #include "content/browser/renderer_host/render_view_host_factory.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_win.h"
 #include "content/browser/web_contents/interstitial_page_impl.h"
 #include "content/browser/web_contents/web_contents_drag_win.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/browser/web_contents/web_drag_dest_win.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_view_delegate.h"
 #include "ui/base/win/hidden_window.h"
 #include "ui/base/win/hwnd_subclass.h"
 #include "ui/gfx/screen.h"
+#include "ui/snapshot/snapshot.h"
 
 namespace content {
 WebContentsViewPort* CreateWebContentsView(
     WebContentsImpl* web_contents,
     WebContentsViewDelegate* delegate,
     RenderViewHostDelegateView** render_view_host_delegate_view) {
   WebContentsViewWin* rv = new WebContentsViewWin(web_contents, delegate);
   *render_view_host_delegate_view = rv;
   return rv;
 }
@@ skipping 251 matching lines @@
 }
 
 void WebContentsViewWin::TakeFocus(bool reverse) {
   if (web_contents_->GetDelegate() &&
       !web_contents_->GetDelegate()->TakeFocus(web_contents_, reverse) &&
       delegate_.get()) {
     delegate_->TakeFocus(reverse);
   }
 }
 
+bool WebContentsViewWin::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 WebContentsViewWin::EndDragging() {
   drag_handler_ = NULL;
   web_contents_->SystemDragEnded();
 }
 
 void WebContentsViewWin::CloseTab() {
   RenderViewHost* rvh = web_contents_->GetRenderViewHost();
   rvh->GetDelegate()->Close(rvh);
 }
 
@@ skipping 153 matching lines @@
   si.nPage = 10;
   si.nPos = 50;
 
   ::SetScrollInfo(hwnd(), SB_HORZ, &si, FALSE);
   ::SetScrollInfo(hwnd(), SB_VERT, &si, FALSE);
 
   return 1;
 }
 
 }  // namespace content