mirror of
https://github.com/love2d/love.git
synced 2026-08-12 08:30:56 +02:00
Sasha Szpakowski
110 lines
3.2 KiB
C++
110 lines
3.2 KiB
C++
/**
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* Copyright (c) 2006-2024 LOVE Development Team
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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**/
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// LOVE
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#include "Cursor.h"
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#include "common/config.h"
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namespace love
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{
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namespace mouse
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{
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namespace sdl
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{
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Cursor::Cursor(image::ImageData *data, int hotx, int hoty)
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: cursor(nullptr)
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, type(CURSORTYPE_IMAGE)
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, systemType(CURSOR_MAX_ENUM)
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{
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int w = data->getWidth();
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int h = data->getHeight();
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int pitch = w * 4;
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SDL_Surface *surface = SDL_CreateSurfaceFrom(w, h, SDL_PIXELFORMAT_ABGR8888, data->getData(), pitch);
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if (!surface)
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throw love::Exception("Cannot create cursor: out of memory.");
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cursor = SDL_CreateColorCursor(surface, hotx, hoty);
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SDL_DestroySurface(surface);
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if (!cursor)
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throw love::Exception("Cannot create cursor: %s", SDL_GetError());
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}
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Cursor::Cursor(mouse::Cursor::SystemCursor cursortype)
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: cursor(nullptr)
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, type(CURSORTYPE_SYSTEM)
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, systemType(cursortype)
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{
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SDL_SystemCursor sdlcursortype;
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if (systemCursors.find(cursortype, sdlcursortype))
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cursor = SDL_CreateSystemCursor(sdlcursortype);
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else
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throw love::Exception("Cannot create system cursor: invalid type.");
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if (!cursor)
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throw love::Exception("Cannot create system cursor: %s", SDL_GetError());
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}
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Cursor::~Cursor()
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{
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if (cursor)
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SDL_DestroyCursor(cursor);
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}
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void *Cursor::getHandle() const
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{
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return cursor;
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}
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Cursor::CursorType Cursor::getType() const
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{
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return type;
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}
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Cursor::SystemCursor Cursor::getSystemType() const
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{
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return systemType;
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}
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EnumMap<Cursor::SystemCursor, SDL_SystemCursor, Cursor::CURSOR_MAX_ENUM>::Entry Cursor::systemCursorEntries[] =
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{
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{Cursor::CURSOR_ARROW, SDL_SYSTEM_CURSOR_DEFAULT},
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{Cursor::CURSOR_IBEAM, SDL_SYSTEM_CURSOR_TEXT},
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{Cursor::CURSOR_WAIT, SDL_SYSTEM_CURSOR_WAIT},
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{Cursor::CURSOR_CROSSHAIR, SDL_SYSTEM_CURSOR_CROSSHAIR},
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{Cursor::CURSOR_WAITARROW, SDL_SYSTEM_CURSOR_PROGRESS},
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{Cursor::CURSOR_SIZENWSE, SDL_SYSTEM_CURSOR_NWSE_RESIZE},
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{Cursor::CURSOR_SIZENESW, SDL_SYSTEM_CURSOR_NESW_RESIZE},
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{Cursor::CURSOR_SIZEWE, SDL_SYSTEM_CURSOR_EW_RESIZE},
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{Cursor::CURSOR_SIZENS, SDL_SYSTEM_CURSOR_NS_RESIZE},
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{Cursor::CURSOR_SIZEALL, SDL_SYSTEM_CURSOR_MOVE},
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{Cursor::CURSOR_NO, SDL_SYSTEM_CURSOR_NOT_ALLOWED},
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{Cursor::CURSOR_HAND, SDL_SYSTEM_CURSOR_POINTER},
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};
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EnumMap<Cursor::SystemCursor, SDL_SystemCursor, Cursor::CURSOR_MAX_ENUM> Cursor::systemCursors(Cursor::systemCursorEntries, sizeof(Cursor::systemCursorEntries));
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} // sdl
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} // mouse
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} // love
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