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// Copyright 2018 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.
#ifndef UI_OZONE_PLATFORM_SCENIC_SCENIC_WINDOW_H_
#define UI_OZONE_PLATFORM_SCENIC_SCENIC_WINDOW_H_
#include <fuchsia/ui/gfx/cpp/fidl.h>
#include <fuchsia/ui/input/cpp/fidl.h>
#include <lib/ui/scenic/cpp/resources.h>
#include <lib/ui/scenic/cpp/session.h>
#include <lib/ui/scenic/cpp/view_ref_pair.h>
#include <string>
#include <vector>
#include "base/component_export.h"
#include "base/macros.h"
#include "ui/events/fuchsia/input_event_dispatcher.h"
#include "ui/events/fuchsia/input_event_dispatcher_delegate.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/geometry/size_f.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/platform_window/platform_window_base.h"
#include "ui/platform_window/platform_window_delegate.h"
namespace ui {
class ScenicWindowManager;
class COMPONENT_EXPORT(OZONE) ScenicWindow
: public PlatformWindowBase,
public InputEventDispatcherDelegate {
public:
// Both |window_manager| and |delegate| must outlive the ScenicWindow.
// |view_token| is passed to Scenic to attach the view to the view tree.
// |view_ref_pair| will be associated with this window's View, and used to
// identify it when calling out to other services (e.g. the SemanticsManager).
ScenicWindow(ScenicWindowManager* window_manager,
PlatformWindowDelegate* delegate,
fuchsia::ui::views::ViewToken view_token,
scenic::ViewRefPair view_ref_pair);
~ScenicWindow() override;
scenic::Session* scenic_session() { return &scenic_session_; }
void AttachSurface(fuchsia::ui::gfx::ExportToken surface_export_token);
// PlatformWindow implementation.
gfx::Rect GetBounds() override;
void SetBounds(const gfx::Rect& bounds) override;
void SetTitle(const base::string16& title) override;
void Show(bool inactive) override;
void Hide() override;
void Close() override;
bool IsVisible() const override;
void PrepareForShutdown() override;
void SetCapture() override;
void ReleaseCapture() override;
bool HasCapture() const override;
void ToggleFullscreen() override;
void Maximize() override;
void Minimize() override;
void Restore() override;
PlatformWindowState GetPlatformWindowState() const override;
void Activate() override;
void Deactivate() override;
void SetUseNativeFrame(bool use_native_frame) override;
bool ShouldUseNativeFrame() const override;
void SetCursor(PlatformCursor cursor) override;
void MoveCursorTo(const gfx::Point& location) override;
void ConfineCursorToBounds(const gfx::Rect& bounds) override;
void SetRestoredBoundsInPixels(const gfx::Rect& bounds) override;
gfx::Rect GetRestoredBoundsInPixels() const override;
void SetWindowIcons(const gfx::ImageSkia& window_icon,
const gfx::ImageSkia& app_icon) override;
void SizeConstraintsChanged() override;
private:
// Callbacks for |scenic_session_|.
void OnScenicError(zx_status_t status);
void OnScenicEvents(std::vector<fuchsia::ui::scenic::Event> events);
// Called from OnScenicEvents() to handle view properties and metrics changes.
void OnViewProperties(const fuchsia::ui::gfx::ViewProperties& properties);
void OnViewMetrics(const fuchsia::ui::gfx::Metrics& metrics);
// Called from OnScenicEvents() to handle input events.
void OnInputEvent(const fuchsia::ui::input::InputEvent& event);
// InputEventDispatcher::Delegate interface.
void DispatchEvent(ui::Event* event) override;
void UpdateSize();
ScenicWindowManager* const manager_;
PlatformWindowDelegate* const delegate_;
gfx::AcceleratedWidget const window_id_;
// Dispatches Scenic input events as Chrome ui::Events.
InputEventDispatcher event_dispatcher_;
// Scenic session used for all drawing operations in this View.
scenic::Session scenic_session_;
// The view resource in |scenic_session_|.
scenic::View view_;
// Entity node for the |view_|.
scenic::EntityNode node_;
// Node in |scenic_session_| for receiving input that hits within our View.
scenic::ShapeNode input_node_;
// Node in |scenic_session_| for rendering (hit testing disabled).
scenic::EntityNode render_node_;
// The ratio used for translating device-independent coordinates to absolute
// pixel coordinates.
float device_pixel_ratio_ = 0.f;
// Current view size in DIPs.
gfx::SizeF size_dips_;
// Current view size in device pixels.
gfx::Size size_pixels_;
DISALLOW_COPY_AND_ASSIGN(ScenicWindow);
};
} // namespace ui
#endif // UI_OZONE_PLATFORM_SCENIC_SCENIC_WINDOW_H_