1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "content/renderer/resizing_mode_selector.h"
6
7#include "content/common/view_messages.h"
8#include "content/renderer/render_thread_impl.h"
9#include "content/renderer/render_widget.h"
10#include "third_party/WebKit/public/platform/WebScreenInfo.h"
11
12namespace content {
13
14ResizingModeSelector::ResizingModeSelector() : is_synchronous_mode_(false) {}
15
16bool ResizingModeSelector::NeverUsesSynchronousResize() const {
17  return !RenderThreadImpl::current() ||  // can be NULL when in unit tests
18         !RenderThreadImpl::current()->layout_test_mode();
19}
20
21bool ResizingModeSelector::ShouldAbortOnResize(
22    RenderWidget* widget,
23    const ViewMsg_Resize_Params& params) {
24  return is_synchronous_mode_ &&
25      params.is_fullscreen == widget->is_fullscreen() &&
26      params.screen_info.deviceScaleFactor ==
27        widget->screenInfo().deviceScaleFactor;
28}
29
30void ResizingModeSelector::set_is_synchronous_mode(bool mode) {
31  is_synchronous_mode_ = mode;
32}
33
34bool ResizingModeSelector::is_synchronous_mode() const {
35  return is_synchronous_mode_;
36}
37
38}  // namespace content
39