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// Copyright 2012 The Chromium Authors
// 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 <stdint.h>
#include "base/check_op.h"
#include "base/containers/adapters.h"
#include "build/build_config.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/base/ime/input_method.h"
#include "ui/compositor/compositor.h"
#include "ui/display/display_transform.h"
#include "ui/gfx/geometry/rect_conversions.h"
#include "ui/gfx/geometry/size_conversions.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/platform_window/platform_window_init_properties.h"
namespace aura {
namespace {
bool IsRotationPortrait(display::Display::Rotation rotation) {
return rotation == display::Display::ROTATE_90 ||
rotation == display::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));
}
TestScreen::~TestScreen() {
delete host_;
}
WindowTreeHost* TestScreen::CreateHostForPrimaryDisplay() {
DCHECK(!host_);
ui::PlatformWindowInitProperties properties(
gfx::Rect(GetPrimaryDisplay().GetSizeInPixel()));
host_ = WindowTreeHost::Create(std::move(properties)).release();
// Some tests don't correctly manage window focus/activation states.
// Makes sure InputMethod is default focused so that IME basics can work.
host_->GetInputMethod()->OnFocus();
host_->window()->AddObserver(this);
// Other test code may have already initialized the compositor.
if (!host_->compositor()->root_layer())
host_->InitHost();
host_->window()->Show();
return host_;
}
void TestScreen::SetDeviceScaleFactor(float device_scale_factor,
bool resize_host) {
display::Display display(GetPrimaryDisplay());
gfx::Rect bounds_in_pixel(display.GetSizeInPixel());
display.SetScaleAndBounds(device_scale_factor, bounds_in_pixel);
display_list().UpdateDisplay(display);
if (resize_host)
host_->OnHostResizedInPixels(bounds_in_pixel.size());
}
void TestScreen::SetColorSpace(const gfx::ColorSpace& color_space,
float sdr_white_level) {
display::Display display(GetPrimaryDisplay());
gfx::DisplayColorSpaces display_color_spaces(color_space,
gfx::BufferFormat::RGBA_8888);
display_color_spaces.SetSDRMaxLuminanceNits(sdr_white_level);
display.SetColorSpaces(display_color_spaces);
display_list().UpdateDisplay(display);
}
void TestScreen::SetDisplayRotation(display::Display::Rotation rotation) {
display::Display display(GetPrimaryDisplay());
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);
display_list().UpdateDisplay(display);
host_->SetRootTransform(GetUIScaleTransform() * GetRotationTransform());
}
void TestScreen::SetUIScale(float ui_scale) {
ui_scale_ = ui_scale;
display::Display display(GetPrimaryDisplay());
gfx::Rect bounds_in_pixel(display.GetSizeInPixel());
gfx::Rect new_bounds = gfx::ToNearestRect(
gfx::ScaleRect(gfx::RectF(bounds_in_pixel), 1.0f / ui_scale));
display.SetScaleAndBounds(display.device_scale_factor(), new_bounds);
display_list().UpdateDisplay(display);
host_->SetRootTransform(GetUIScaleTransform() * GetRotationTransform());
}
void TestScreen::SetWorkAreaInsets(const gfx::Insets& insets) {
display::Display display(GetPrimaryDisplay());
display.UpdateWorkAreaFromInsets(insets);
display_list().UpdateDisplay(display);
}
void TestScreen::SetPreferredScaleFactorForWindow(gfx::NativeWindow window,
float scale_factor) {
preferred_scale_factors_[window] = scale_factor;
}
gfx::Transform TestScreen::GetRotationTransform() const {
display::Display display = GetPrimaryDisplay();
return display::CreateRotationTransform(display.rotation(),
gfx::SizeF(display.size()));
}
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,
ui::PropertyChangeReason reason) {
DCHECK_EQ(host_->window(), window);
display::Display display(GetPrimaryDisplay());
display.SetSize(gfx::ScaleToFlooredSize(new_bounds.size(),
display.device_scale_factor()));
display_list().UpdateDisplay(display);
}
void TestScreen::OnWindowDestroying(Window* window) {
if (host_->window() == window) {
host_->window()->RemoveObserver(this);
host_ = nullptr;
}
}
gfx::Point TestScreen::GetCursorScreenPoint() {
return Env::GetInstance()->last_mouse_location();
}
bool TestScreen::IsWindowUnderCursor(gfx::NativeWindow window) {
return GetWindowAtScreenPoint(GetCursorScreenPoint()) == window;
}
gfx::NativeWindow TestScreen::GetWindowForPoint(Window* window,
const gfx::Point& local_point) {
DCHECK(window);
if (!window->IsVisible()) {
return nullptr;
}
if (!window->HitTest(local_point)) {
return nullptr;
}
for (Window* child : base::Reversed(window->children())) {
gfx::Point point_in_child_coords(local_point);
Window::ConvertPointToTarget(window, child, &point_in_child_coords);
Window* match = GetWindowForPoint(child, point_in_child_coords);
if (match) {
return match;
}
}
return window;
}
gfx::NativeWindow TestScreen::GetWindowAtScreenPoint(const gfx::Point& point) {
if (!host_ || !host_->window())
return nullptr;
// GetWindowAtScreenPoint() is designed to return a visible window that
// contains the given point within its bounds. Using GetEventHandlerForPoint()
// can lead to null returns for windows that don't have an event handler, such
// as content_window_ in DesktopNativeWidgetAura.
return GetWindowForPoint(host_->window(), point);
}
gfx::NativeWindow TestScreen::GetLocalProcessWindowAtPoint(
const gfx::Point& point,
const std::set<gfx::NativeWindow>& ignore) {
return nullptr;
}
display::Display TestScreen::GetDisplayNearestWindow(
gfx::NativeWindow window) const {
return GetPrimaryDisplay();
}
std::string TestScreen::GetCurrentWorkspace() {
return {};
}
std::optional<float> TestScreen::GetPreferredScaleFactorForWindow(
gfx::NativeWindow window) const {
if (auto it = preferred_scale_factors_.find(window);
it != preferred_scale_factors_.end()) {
return it->second;
}
return Screen::GetPreferredScaleFactorForWindow(window);
}
TestScreen::TestScreen(const gfx::Rect& screen_bounds) {
static int64_t synthesized_display_id = 2000;
display::Display display(synthesized_display_id++);
display.SetScaleAndBounds(1.0f, screen_bounds);
ProcessDisplayChanged(display, true /* is_primary */);
}
} // namespace aura
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