Mercurial > sdl-ios-xcode
annotate src/joystick/SDL_sysjoystick.h @ 4536:743930106dd7
Double-confirmed, that's not the pause scancode
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sun, 18 Jul 2010 01:04:18 -0700 |
| parents | f7b03b6838cb |
| children | b530ef003506 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3697 | 3 Copyright (C) 1997-2010 Sam Lantinga |
| 0 | 4 |
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Use SDL_ prefixed versions of C library functions.
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5 This library is SDL_free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
| 0 | 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. |
| 0 | 9 |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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13 Lesser General Public License for more details. |
| 0 | 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 |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* This is the system specific header for the SDL joystick API */ | |
| 25 | |
| 26 #include "SDL_joystick.h" | |
| 27 | |
| 28 /* The SDL joystick structure */ | |
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29 struct _SDL_Joystick |
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30 { |
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31 Uint8 index; /* Device index */ |
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32 const char *name; /* Joystick name - system dependent */ |
| 0 | 33 |
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34 int naxes; /* Number of axis controls on the joystick */ |
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35 Sint16 *axes; /* Current axis states */ |
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36 |
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37 int nhats; /* Number of hats on the joystick */ |
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38 Uint8 *hats; /* Current hat states */ |
| 0 | 39 |
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40 int nballs; /* Number of trackballs on the joystick */ |
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41 struct balldelta |
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42 { |
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43 int dx; |
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44 int dy; |
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45 } *balls; /* Current ball motion deltas */ |
| 0 | 46 |
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47 int nbuttons; /* Number of buttons on the joystick */ |
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48 Uint8 *buttons; /* Current button states */ |
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49 |
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50 struct joystick_hwdata *hwdata; /* Driver dependent information */ |
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51 |
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52 int ref_count; /* Reference count for multiple opens */ |
| 0 | 53 }; |
| 54 | |
| 55 /* Function to scan the system for joysticks. | |
| 56 * Joystick 0 should be the system default joystick. | |
| 57 * This function should return the number of available joysticks, or -1 | |
| 58 * on an unrecoverable fatal error. | |
| 59 */ | |
| 60 extern int SDL_SYS_JoystickInit(void); | |
| 61 | |
| 62 /* Function to get the device-dependent name of a joystick */ | |
| 63 extern const char *SDL_SYS_JoystickName(int index); | |
| 64 | |
| 65 /* Function to open a joystick for use. | |
| 66 The joystick to open is specified by the index field of the joystick. | |
| 67 This should fill the nbuttons and naxes fields of the joystick structure. | |
| 68 It returns 0, or -1 if there is an error. | |
| 69 */ | |
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70 extern int SDL_SYS_JoystickOpen(SDL_Joystick * joystick); |
| 0 | 71 |
| 72 /* Function to update the state of a joystick - called as a device poll. | |
| 73 * This function shouldn't update the joystick structure directly, | |
| 74 * but instead should call SDL_PrivateJoystick*() to deliver events | |
| 75 * and update joystick device state. | |
| 76 */ | |
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77 extern void SDL_SYS_JoystickUpdate(SDL_Joystick * joystick); |
| 0 | 78 |
| 79 /* Function to close a joystick after use */ | |
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80 extern void SDL_SYS_JoystickClose(SDL_Joystick * joystick); |
| 0 | 81 |
| 82 /* Function to perform any system-specific joystick related cleanup */ | |
| 83 extern void SDL_SYS_JoystickQuit(void); | |
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MacOS Classic is no longer supported.
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84 |
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85 /* vi: set ts=4 sw=4 expandtab: */ |