OpenRCT2/src/openrct2-ui/CursorRepository.h

74 lines
2.1 KiB
C++

/*****************************************************************************
* Copyright (c) 2014-2024 OpenRCT2 developers
*
* For a complete list of all authors, please refer to contributors.md
* Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
*
* OpenRCT2 is licensed under the GNU General Public License version 3.
*****************************************************************************/
#pragma once
#include <SDL.h>
#include <functional>
#include <map>
#include <openrct2/interface/Cursors.h>
#include <openrct2/util/Util.h>
struct SDL_Cursor;
namespace OpenRCT2::Ui
{
class CursorRepository
{
private:
class CursorSetHolder
{
private:
SDL_Cursor* _cursors[EnumValue(CursorID::Count)] = { nullptr };
public:
CursorSetHolder(const std::function<SDL_Cursor*(CursorID)>& getCursor)
{
for (size_t i = 0; i < EnumValue(CursorID::Count); i++)
{
_cursors[i] = getCursor(static_cast<CursorID>(i));
}
}
~CursorSetHolder()
{
for (size_t i = 0; i < EnumValue(CursorID::Count); i++)
{
SDL_FreeCursor(_cursors[i]);
}
}
SDL_Cursor* GetScaledCursor(CursorID cursorId)
{
return _cursors[EnumValue(cursorId)];
}
};
constexpr static int32_t BASE_CURSOR_WIDTH = 32;
constexpr static int32_t BASE_CURSOR_HEIGHT = 32;
CursorID _currentCursor = CursorID::Undefined;
uint8_t _currentCursorScale = 1;
std::map<uint8_t, CursorSetHolder> _scaledCursors;
public:
~CursorRepository();
void LoadCursors();
CursorID GetCurrentCursor();
void SetCurrentCursor(CursorID cursorId);
void SetCursorScale(uint8_t cursorScale);
private:
SDL_Cursor* Create(const CursorData* cursorInfo, uint8_t scale);
void GenerateScaledCursorSetHolder(uint8_t scale);
static const CursorData* GetCursorData(CursorID cursorId);
};
} // namespace OpenRCT2::Ui