Mercurial > sdl-ios-xcode
annotate src/video/SDL_cursor_c.h @ 4142:4433ef2a1802 SDL-1.2
We probably want to still do this for fullscreen surfaces, since we may be
clearing the edges of a centered video mode or garbage left over from a mode
switch.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Fri, 29 Feb 2008 14:01:45 +0000 |
| parents | d910939febfa |
| children | 782fd950bd46 a1b03ba2fcd0 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
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|
3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
|
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c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
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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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c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
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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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c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
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13 Lesser General Public License for more details. |
| 0 | 14 |
|
1312
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
15 You should have received a copy of the GNU Lesser General Public |
|
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
16 License along with this library; if not, write to the Free Software |
|
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
| 19 Sam Lantinga | |
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252
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Updated the source with the correct e-mail address
Sam Lantinga <slouken@libsdl.org>
parents:
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20 slouken@libsdl.org |
| 0 | 21 */ |
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d910939febfa
Use consistent identifiers for the various platforms we support.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* Useful variables and functions from SDL_cursor.c */ | |
| 25 #include "SDL_mouse.h" | |
| 26 | |
| 27 extern int SDL_CursorInit(Uint32 flags); | |
| 28 extern void SDL_CursorPaletteChanged(void); | |
| 29 extern void SDL_DrawCursor(SDL_Surface *screen); | |
| 30 extern void SDL_DrawCursorNoLock(SDL_Surface *screen); | |
| 31 extern void SDL_EraseCursor(SDL_Surface *screen); | |
| 32 extern void SDL_EraseCursorNoLock(SDL_Surface *screen); | |
| 33 extern void SDL_UpdateCursor(SDL_Surface *screen); | |
| 34 extern void SDL_ResetCursor(void); | |
| 35 extern void SDL_MoveCursor(int x, int y); | |
| 36 extern void SDL_CursorQuit(void); | |
| 37 | |
| 38 #define INLINE_MOUSELOCK | |
| 39 #ifdef INLINE_MOUSELOCK | |
| 40 /* Inline (macro) versions of the mouse lock functions */ | |
| 41 #include "SDL_mutex.h" | |
| 42 | |
| 43 extern SDL_mutex *SDL_cursorlock; | |
| 44 | |
| 45 #define SDL_LockCursor() \ | |
| 46 do { \ | |
| 47 if ( SDL_cursorlock ) { \ | |
| 48 SDL_mutexP(SDL_cursorlock); \ | |
| 49 } \ | |
| 50 } while ( 0 ) | |
| 51 #define SDL_UnlockCursor() \ | |
| 52 do { \ | |
| 53 if ( SDL_cursorlock ) { \ | |
| 54 SDL_mutexV(SDL_cursorlock); \ | |
| 55 } \ | |
| 56 } while ( 0 ) | |
| 57 #else | |
| 58 extern void SDL_LockCursor(void); | |
| 59 extern void SDL_UnlockCursor(void); | |
| 60 #endif /* INLINE_MOUSELOCK */ | |
| 61 | |
| 62 /* Only for low-level mouse cursor drawing */ | |
| 63 extern SDL_Cursor *SDL_cursor; | |
| 64 extern void SDL_MouseRect(SDL_Rect *area); | |
| 65 | |
| 66 /* State definitions for the SDL cursor */ | |
| 67 #define CURSOR_VISIBLE 0x01 | |
| 68 #define CURSOR_USINGSW 0x10 | |
| 69 #define SHOULD_DRAWCURSOR(X) \ | |
| 70 (((X)&(CURSOR_VISIBLE|CURSOR_USINGSW)) == \ | |
| 71 (CURSOR_VISIBLE|CURSOR_USINGSW)) | |
| 72 | |
| 73 extern volatile int SDL_cursorstate; |