ladybird/SharedGraphics/GraphicsBitmap.h
Andreas Kling 443b043b49 WindowServer: Start implementing a menu system.
I'm going with a global top-of-the-screen menu instead of per-window menus.
The basic idea is that menus will live in the WindowServer and clients can
create menus via WindowServer requests.
2019-02-11 09:47:10 +01:00

69 lines
1.7 KiB
C++

#pragma once
#include "Color.h"
#include "Rect.h"
#include "Size.h"
#include <AK/Retainable.h>
#include <AK/RetainPtr.h>
#include <AK/AKString.h>
#ifdef KERNEL
#include "Process.h"
#endif
class GraphicsBitmap : public Retainable<GraphicsBitmap> {
public:
#ifdef KERNEL
static RetainPtr<GraphicsBitmap> create(Process&, const Size&);
static RetainPtr<GraphicsBitmap> create_kernel_only(const Size&);
#endif
static RetainPtr<GraphicsBitmap> create_wrapper(const Size&, RGBA32*);
static RetainPtr<GraphicsBitmap> load_from_file(const String& path, const Size&);
~GraphicsBitmap();
RGBA32* scanline(int y);
const RGBA32* scanline(int y) const;
Rect rect() const { return { {}, m_size }; }
Size size() const { return m_size; }
int width() const { return m_size.width(); }
int height() const { return m_size.height(); }
size_t pitch() const { return m_pitch; }
#ifdef KERNEL
Region* client_region() { return m_client_region; }
Region* server_region() { return m_server_region; }
#endif
private:
#ifdef KERNEL
GraphicsBitmap(Process&, const Size&);
GraphicsBitmap(const Size&);
#endif
GraphicsBitmap(const Size&, RGBA32*);
Size m_size;
RGBA32* m_data { nullptr };
size_t m_pitch { 0 };
#ifdef USERLAND
bool m_mmaped { false };
#endif
#ifdef KERNEL
WeakPtr<Process> m_client_process;
Region* m_client_region { nullptr };
Region* m_server_region { nullptr };
#endif
};
inline RGBA32* GraphicsBitmap::scanline(int y)
{
return reinterpret_cast<RGBA32*>((((byte*)m_data) + (y * m_pitch)));
}
inline const RGBA32* GraphicsBitmap::scanline(int y) const
{
return reinterpret_cast<const RGBA32*>((((const byte*)m_data) + (y * m_pitch)));
}