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// Copyright 2014 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_CACA_CACA_WINDOW_H_
#define UI_OZONE_PLATFORM_CACA_CACA_WINDOW_H_
#include <caca.h>
#include "base/debug/stack_trace.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "ui/events/platform/platform_event_dispatcher.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/ozone/platform/caca/scoped_caca_types.h"
#include "ui/platform_window/platform_window.h"
namespace ui {
class CacaEventSource;
class CacaWindowManager;
class PlatformWindowDelegate;
// Basic initialization of Libcaca. This needs to be shared between SFO and EFO
// since both need the |display_| to draw and process events respectively.
// Note, |canvas_| needs to be here since it is needed for creating a
// |display_|.
class CacaWindow : public PlatformWindow, public PlatformEventDispatcher {
public:
CacaWindow(PlatformWindowDelegate* delegate,
CacaWindowManager* manager,
CacaEventSource* event_source,
const gfx::Rect& bounds);
~CacaWindow() override;
bool Initialize();
// Handlers for events received from libcaca.
void OnCacaQuit();
void OnCacaResize();
void OnCacaEvent(ui::Event* event);
// This is the Caca canvas size.
gfx::Size physical_size() const { return physical_size_; }
gfx::Size bitmap_size() const { return bitmap_size_; }
caca_display_t* display() const { return display_.get(); }
// PlatformWindow:
gfx::Rect GetBounds() override;
void SetBounds(const gfx::Rect& bounds) override;
void Show() override;
void Hide() override;
void Close() override;
void SetCapture() override;
void ReleaseCapture() override;
void ToggleFullscreen() override;
void Maximize() override;
void Minimize() override;
void Restore() override;
void SetCursor(PlatformCursor cursor) override;
void MoveCursorTo(const gfx::Point& location) override;
void ConfineCursorToBounds(const gfx::Rect& bounds) override;
// PlatformEventDispatcher:
bool CanDispatchEvent(const PlatformEvent& event) override;
uint32_t DispatchEvent(const PlatformEvent& event) override;
private:
// Event polling.
void TryProcessingEvent();
// Sync sizes with libcaca.
void UpdateDisplaySize();
PlatformWindowDelegate* delegate_;
CacaWindowManager* manager_;
CacaEventSource* event_source_;
gfx::AcceleratedWidget widget_;
ScopedCacaCanvas canvas_;
ScopedCacaDisplay display_;
// Size of the console in characters. This can be changed by setting
// CACA_GEOMETRY environment variable.
gfx::Size physical_size_;
// Size of the backing buffer we draw into. Size in pixels.
gfx::Size bitmap_size_;
base::WeakPtrFactory<CacaWindow> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(CacaWindow);
};
} // namespace ui
#endif // UI_OZONE_PLATFORM_CACA_CACA_WINDOW_H_
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