blob: d70edf57345131ff16bc662daa61e598f9bbeeca [file] [log] [blame]
// Copyright 2016 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 "ash/components/tap_visualizer/tap_visualizer_app.h"
#include <utility>
#include "ash/components/tap_visualizer/tap_renderer.h"
#include "ash/public/cpp/shell_window_ids.h"
#include "base/macros.h"
#include "base/strings/utf_string_conversions.h"
#include "services/service_manager/public/cpp/service_context.h"
#include "services/ui/public/cpp/property_type_converters.h"
#include "services/ui/public/interfaces/window_manager.mojom.h"
#include "services/ui/public/interfaces/window_tree_constants.mojom.h"
#include "ui/aura/mus/property_converter.h"
#include "ui/display/display.h"
#include "ui/display/screen.h"
#include "ui/views/mus/aura_init.h"
#include "ui/views/mus/mus_client.h"
#include "ui/views/mus/pointer_watcher_event_router.h"
#include "ui/views/pointer_watcher.h"
#include "ui/views/widget/widget.h"
#include "ui/views/widget/widget_delegate.h"
namespace tap_visualizer {
TapVisualizerApp::TapVisualizerApp() = default;
TapVisualizerApp::~TapVisualizerApp() {
display::Screen::GetScreen()->RemoveObserver(this);
views::MusClient::Get()->pointer_watcher_event_router()->RemovePointerWatcher(
this);
}
void TapVisualizerApp::Start() {
// Watches moves so the user can drag around a touch point.
views::MusClient::Get()->pointer_watcher_event_router()->AddPointerWatcher(
this, true /* want_moves */);
display::Screen::GetScreen()->AddObserver(this);
for (const display::Display& display :
display::Screen::GetScreen()->GetAllDisplays()) {
CreateWidgetForDisplay(display.id());
}
}
void TapVisualizerApp::OnStart() {
views::AuraInit::InitParams params;
params.connector = context()->connector();
params.identity = context()->identity();
params.register_path_provider = false;
aura_init_ = views::AuraInit::Create(params);
if (!aura_init_) {
context()->QuitNow();
return;
}
Start();
}
void TapVisualizerApp::OnPointerEventObserved(
const ui::PointerEvent& event,
const gfx::Point& location_in_screen,
gfx::NativeView target) {
if (!event.IsTouchPointerEvent())
return;
int64_t display_id = display::Screen::GetScreen()
->GetDisplayNearestPoint(location_in_screen)
.id();
auto it = display_id_to_renderer_.find(display_id);
if (it != display_id_to_renderer_.end()) {
TapRenderer* renderer = it->second.get();
renderer->HandleTouchEvent(event);
}
}
void TapVisualizerApp::OnDisplayAdded(const display::Display& new_display) {
CreateWidgetForDisplay(new_display.id());
}
void TapVisualizerApp::OnDisplayRemoved(const display::Display& old_display) {
// Deletes the renderer.
display_id_to_renderer_.erase(old_display.id());
}
void TapVisualizerApp::CreateWidgetForDisplay(int64_t display_id) {
std::unique_ptr<views::Widget> widget = std::make_unique<views::Widget>();
views::Widget::InitParams params(
views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
params.activatable = views::Widget::InitParams::ACTIVATABLE_NO;
params.accept_events = false;
params.delegate = new views::WidgetDelegateView;
params.mus_properties[ui::mojom::WindowManager::kContainerId_InitProperty] =
mojo::ConvertTo<std::vector<uint8_t>>(
static_cast<int32_t>(ash::kShellWindowId_OverlayContainer));
params.mus_properties[ui::mojom::WindowManager::kDisplayId_InitProperty] =
mojo::ConvertTo<std::vector<uint8_t>>(display_id);
params.show_state = ui::SHOW_STATE_FULLSCREEN;
params.name = "TapVisualizer";
widget->Init(params);
widget->Show();
display_id_to_renderer_[display_id] =
std::make_unique<TapRenderer>(std::move(widget));
}
} // namespace tap_visualizer