DevTools: [Android] implement RenderWidgetHostViewAndroid::CopyFromCompositingSurface

content/browser/web_contents/web_contents_view_aura.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_aura.h"
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 40 matching lines @@
 #include "ui/base/events/event.h"
 #include "ui/base/events/event_utils.h"
 #include "ui/base/hit_test.h"
 #include "ui/compositor/layer.h"
 #include "ui/compositor/scoped_layer_animation_settings.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/image/image.h"
 #include "ui/gfx/image/image_png_rep.h"
 #include "ui/gfx/image/image_skia.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) {
   WebContentsViewAura* rv = new WebContentsViewAura(web_contents, delegate);
   *render_view_host_delegate_view = rv;
   return rv;
 }
@@ skipping 1242 matching lines @@
 }
 
 void WebContentsViewAura::TakeFocus(bool reverse) {
   if (web_contents_->GetDelegate() &&
       !web_contents_->GetDelegate()->TakeFocus(web_contents_, reverse) &&
       delegate_.get()) {
     delegate_->TakeFocus(reverse);
   }
 }
 
+bool WebContentsViewAura::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());
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // WebContentsViewAura, OverscrollControllerDelegate implementation:
 
 void WebContentsViewAura::OnOverscrollUpdate(float delta_x, float delta_y) {
   if (current_overscroll_gesture_ == OVERSCROLL_NONE)
     return;
 
   aura::Window* target = GetWindowToAnimateForOverscroll();
   ui::ScopedLayerAnimationSettings settings(target->layer()->GetAnimator());
   settings.SetPreemptionStrategy(ui::LayerAnimator::IMMEDIATELY_SET_NEW_TARGET);
@@ skipping 265 matching lines @@
       event.location(),
       gfx::Screen::GetScreenFor(GetNativeView())->GetCursorScreenPoint(),
       ConvertAuraEventFlagsToWebInputEventModifiers(event.flags()));
   if (drag_dest_delegate_)
     drag_dest_delegate_->OnDrop();
   current_drop_data_.reset();
   return current_drag_op_;
 }
 
 }  // namespace content