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// Copyright (c) 2011 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 "chrome/browser/ui/touch/frame/touch_browser_frame_view.h"
#include "chrome/browser/ui/touch/animation/screen_rotation_setter.h"
#include "chrome/browser/ui/touch/keyboard/keyboard_manager.h"
#include "views/controls/button/image_button.h"
#include "views/desktop/desktop_window_view.h"
#include "ui/gfx/transform.h"
namespace {
ui::Transform SideToTransform(sensors::ScreenOrientation::Side side,
const ui::Transform& old_transform,
const gfx::Size& size) {
gfx::Point origin;
gfx::Point bottom_right(size.width(), size.height());
old_transform.TransformPoint(origin);
old_transform.TransformPoint(bottom_right);
int original_width = abs(origin.x() - bottom_right.x());
int original_height = abs(origin.y() - bottom_right.y());
ui::Transform to_return;
switch (side) {
case sensors::ScreenOrientation::TOP: break;
case sensors::ScreenOrientation::RIGHT:
to_return.ConcatRotate(90);
to_return.ConcatTranslate(original_width, 0);
break;
case sensors::ScreenOrientation::LEFT:
to_return.ConcatRotate(-90);
to_return.ConcatTranslate(0, original_height);
break;
case sensors::ScreenOrientation::BOTTOM:
to_return.ConcatRotate(180);
to_return.ConcatTranslate(original_width, original_height);
break;
default:
to_return = old_transform;
break;
}
return to_return;
}
} // namespace
// static
const char TouchBrowserFrameView::kViewClassName[] =
"browser/ui/touch/frame/TouchBrowserFrameView";
///////////////////////////////////////////////////////////////////////////////
// TouchBrowserFrameView, public:
TouchBrowserFrameView::TouchBrowserFrameView(BrowserFrame* frame,
BrowserView* browser_view)
: OpaqueBrowserFrameView(frame, browser_view),
initialized_screen_rotation_(false) {
// Make sure the singleton KeyboardManager object is initialized.
KeyboardManager::GetInstance();
sensors::Provider::GetInstance()->AddListener(this);
}
TouchBrowserFrameView::~TouchBrowserFrameView() {
sensors::Provider::GetInstance()->RemoveListener(this);
}
std::string TouchBrowserFrameView::GetClassName() const {
return kViewClassName;
}
bool TouchBrowserFrameView::HitTest(const gfx::Point& point) const {
if (OpaqueBrowserFrameView::HitTest(point))
return true;
if (close_button()->IsVisible() &&
close_button()->GetMirroredBounds().Contains(point))
return true;
if (restore_button()->IsVisible() &&
restore_button()->GetMirroredBounds().Contains(point))
return true;
if (maximize_button()->IsVisible() &&
maximize_button()->GetMirroredBounds().Contains(point))
return true;
if (minimize_button()->IsVisible() &&
minimize_button()->GetMirroredBounds().Contains(point))
return true;
return false;
}
void TouchBrowserFrameView::OnScreenOrientationChanged(
const sensors::ScreenOrientation& change) {
// In views desktop mode, then the desktop_window_view will not be NULL and
// is the view to be rotated.
views::View* to_rotate =
views::desktop::DesktopWindowView::desktop_window_view;
if (!to_rotate) {
// Otherwise, rotate the widget's view.
views::Widget* widget = GetWidget();
to_rotate = widget->GetRootView();
}
if (!initialized_screen_rotation_) {
to_rotate->SetPaintToLayer(true);
to_rotate->SetLayerPropertySetter(
ScreenRotationSetterFactory::Create(to_rotate));
initialized_screen_rotation_ = true;
}
const ui::Transform& old_xform = to_rotate->GetTransform();
const ui::Transform& new_xform = SideToTransform(change.upward,
old_xform,
to_rotate->size());
if (old_xform != new_xform)
to_rotate->SetTransform(new_xform);
}
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