annotate src/video/fbcon/SDL_fbelo.h @ 1312:c9b51268668f

Updated copyright information and removed rcs id lines (problematic in branch merges) I batch edited these files, so please let me know if I've accidentally removed anybody's credit here.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 01 Feb 2006 06:32:25 +0000
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 #ifndef SDL_fbelo_h
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24 #define SDL_fbelo_h
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25
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26 #include <stdlib.h>
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27
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28 #include "SDL_fbvideo.h"
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29
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30 /* ELO */
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31 #define ELO_PACKET_SIZE 10
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32 #define ELO_START_BYTE 'U'
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33
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34 /* eloConvertXY
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35 Convert the raw coordinates from the ELO controller
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36 to a screen position.
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37 */
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38 void eloConvertXY(_THIS, int *dx, int *dy);
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39
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40 /* eloInitController(int fd)
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41 Initialize the ELO serial touchscreen controller
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42 */
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43 int eloInitController(int fd);
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44
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45 /* eloParsePacket
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46 extract position and button state from a packet
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47 */
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48 int eloParsePacket(unsigned char* mousebuf, int* dx, int* dy, int* button_state);
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50 /* eloReadPosition
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51 read a packet and get the cursor position
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52 */
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54 int eloReadPosition(_THIS, int fd, int* x, int* y, int* button_state, int* realx, int* realy);
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55
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56 #endif /* SDL_fbelo_h */