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// 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 "ui/aura/test/test_screen.h"
#include "base/logging.h"
#include "ui/aura/env.h"
#include "ui/aura/window.h"
#include "ui/aura/window_event_dispatcher.h"
#include "ui/aura/window_tree_host.h"
#include "ui/gfx/geometry/size_conversions.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/gfx/rect_conversions.h"
#include "ui/gfx/screen.h"
namespace aura {
namespace {
bool IsRotationPortrait(gfx::Display::Rotation rotation) {
return rotation == gfx::Display::ROTATE_90 ||
rotation == gfx::Display::ROTATE_270;
}
} // namespace
// static
TestScreen* TestScreen::Create(const gfx::Size& size) {
const gfx::Size kDefaultSize(800, 600);
// Use (0,0) because the desktop aura tests are executed in
// native environment where the display's origin is (0,0).
return new TestScreen(gfx::Rect(size.IsEmpty() ? kDefaultSize : size));
}
// static
TestScreen* TestScreen::CreateFullscreen() {
return new TestScreen(gfx::Rect(WindowTreeHost::GetNativeScreenSize()));
}
TestScreen::~TestScreen() {
}
WindowTreeHost* TestScreen::CreateHostForPrimaryDisplay() {
DCHECK(!host_);
host_ = WindowTreeHost::Create(gfx::Rect(display_.GetSizeInPixel()));
host_->window()->AddObserver(this);
host_->InitHost();
return host_;
}
void TestScreen::SetDeviceScaleFactor(float device_scale_factor) {
gfx::Rect bounds_in_pixel(display_.GetSizeInPixel());
display_.SetScaleAndBounds(device_scale_factor, bounds_in_pixel);
host_->OnHostResized(bounds_in_pixel.size());
}
void TestScreen::SetDisplayRotation(gfx::Display::Rotation rotation) {
gfx::Rect bounds_in_pixel(display_.GetSizeInPixel());
gfx::Rect new_bounds(bounds_in_pixel);
if (IsRotationPortrait(rotation) != IsRotationPortrait(display_.rotation())) {
new_bounds.set_width(bounds_in_pixel.height());
new_bounds.set_height(bounds_in_pixel.width());
}
display_.set_rotation(rotation);
display_.SetScaleAndBounds(display_.device_scale_factor(), new_bounds);
host_->SetRootTransform(GetRotationTransform() * GetUIScaleTransform());
}
void TestScreen::SetUIScale(float ui_scale) {
ui_scale_ = ui_scale;
gfx::Rect bounds_in_pixel(display_.GetSizeInPixel());
gfx::Rect new_bounds = gfx::ToNearestRect(
gfx::ScaleRect(bounds_in_pixel, 1.0f / ui_scale));
display_.SetScaleAndBounds(display_.device_scale_factor(), new_bounds);
host_->SetRootTransform(GetRotationTransform() * GetUIScaleTransform());
}
void TestScreen::SetWorkAreaInsets(const gfx::Insets& insets) {
display_.UpdateWorkAreaFromInsets(insets);
}
gfx::Transform TestScreen::GetRotationTransform() const {
gfx::Transform rotate;
switch (display_.rotation()) {
case gfx::Display::ROTATE_0:
break;
case gfx::Display::ROTATE_90:
rotate.Translate(display_.bounds().height(), 0);
rotate.Rotate(90);
break;
case gfx::Display::ROTATE_270:
rotate.Translate(0, display_.bounds().width());
rotate.Rotate(270);
break;
case gfx::Display::ROTATE_180:
rotate.Translate(display_.bounds().width(),
display_.bounds().height());
rotate.Rotate(180);
break;
}
return rotate;
}
gfx::Transform TestScreen::GetUIScaleTransform() const {
gfx::Transform ui_scale;
ui_scale.Scale(1.0f / ui_scale_, 1.0f / ui_scale_);
return ui_scale;
}
void TestScreen::OnWindowBoundsChanged(
Window* window, const gfx::Rect& old_bounds, const gfx::Rect& new_bounds) {
DCHECK_EQ(host_->window(), window);
display_.SetSize(gfx::ToFlooredSize(
gfx::ScaleSize(new_bounds.size(), display_.device_scale_factor())));
}
void TestScreen::OnWindowDestroying(Window* window) {
if (host_->window() == window)
host_ = NULL;
}
gfx::Point TestScreen::GetCursorScreenPoint() {
return Env::GetInstance()->last_mouse_location();
}
gfx::NativeWindow TestScreen::GetWindowUnderCursor() {
return GetWindowAtScreenPoint(GetCursorScreenPoint());
}
gfx::NativeWindow TestScreen::GetWindowAtScreenPoint(const gfx::Point& point) {
return host_->window()->GetTopWindowContainingPoint(point);
}
int TestScreen::GetNumDisplays() const {
return 1;
}
std::vector<gfx::Display> TestScreen::GetAllDisplays() const {
return std::vector<gfx::Display>(1, display_);
}
gfx::Display TestScreen::GetDisplayNearestWindow(
gfx::NativeWindow window) const {
return display_;
}
gfx::Display TestScreen::GetDisplayNearestPoint(const gfx::Point& point) const {
return display_;
}
gfx::Display TestScreen::GetDisplayMatching(const gfx::Rect& match_rect) const {
return display_;
}
gfx::Display TestScreen::GetPrimaryDisplay() const {
return display_;
}
void TestScreen::AddObserver(gfx::DisplayObserver* observer) {
}
void TestScreen::RemoveObserver(gfx::DisplayObserver* observer) {
}
TestScreen::TestScreen(const gfx::Rect& screen_bounds)
: host_(NULL),
ui_scale_(1.0f) {
static int64 synthesized_display_id = 2000;
display_.set_id(synthesized_display_id++);
display_.SetScaleAndBounds(1.0f, screen_bounds);
}
} // namespace aura
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