diff options
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/fbcon/SDL_fbelo.h')
-rw-r--r-- | distrib/sdl-1.2.15/src/video/fbcon/SDL_fbelo.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/fbcon/SDL_fbelo.h b/distrib/sdl-1.2.15/src/video/fbcon/SDL_fbelo.h new file mode 100644 index 0000000..e7fde4f --- /dev/null +++ b/distrib/sdl-1.2.15/src/video/fbcon/SDL_fbelo.h @@ -0,0 +1,55 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +#ifndef SDL_fbelo_h +#define SDL_fbelo_h + +#include "SDL_fbvideo.h" + +/* ELO */ +#define ELO_PACKET_SIZE 10 +#define ELO_START_BYTE 'U' + +/* eloConvertXY + Convert the raw coordinates from the ELO controller + to a screen position. +*/ +void eloConvertXY(_THIS, int *dx, int *dy); + +/* eloInitController(int fd) + Initialize the ELO serial touchscreen controller +*/ +int eloInitController(int fd); + +/* eloParsePacket + extract position and button state from a packet +*/ +int eloParsePacket(unsigned char* mousebuf, int* dx, int* dy, int* button_state); + +/* eloReadPosition + read a packet and get the cursor position +*/ + +int eloReadPosition(_THIS, int fd, int* x, int* y, int* button_state, int* realx, int* realy); + +#endif /* SDL_fbelo_h */ |