Mercurial > sdl-ios-xcode
annotate src/video/maccommon/SDL_macmouse.c @ 3856:492ff98822fd SDL-1.2
Disable MiNT thread usage and use hw access for updating DMA audio pointers
| author | Patrice Mandin <patmandin@gmail.com> |
|---|---|
| date | Tue, 12 Sep 2006 19:20:50 +0000 |
| parents | d910939febfa |
| children | 782fd950bd46 c121d94672cb a1b03ba2fcd0 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
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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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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 |
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24 #if defined(__APPLE__) && defined(__MACH__) |
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25 #include <Carbon/Carbon.h> |
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26 #elif TARGET_API_MAC_CARBON && (UNIVERSAL_INTERFACES_VERSION > 0x0335) |
| 0 | 27 #include <Carbon.h> |
| 28 #else | |
| 29 #include <Quickdraw.h> | |
| 30 #endif | |
| 31 | |
| 32 /* Routines that are not supported by the Carbon API... */ | |
| 33 #if !TARGET_API_MAC_CARBON | |
| 34 #include <CursorDevices.h> | |
| 35 #endif | |
| 36 | |
| 37 #include "SDL_mouse.h" | |
| 38 #include "SDL_macmouse_c.h" | |
| 39 | |
| 40 | |
| 41 /* The implementation dependent data for the window manager cursor */ | |
| 42 struct WMcursor { | |
| 43 Cursor curs; | |
| 44 }; | |
| 45 | |
| 46 | |
| 47 void Mac_FreeWMCursor(_THIS, WMcursor *cursor) | |
| 48 { | |
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49 SDL_free(cursor); |
| 0 | 50 } |
| 51 | |
| 52 WMcursor *Mac_CreateWMCursor(_THIS, | |
| 53 Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y) | |
| 54 { | |
| 55 WMcursor *cursor; | |
| 56 int row, bytes; | |
| 57 | |
| 58 /* Allocate the cursor memory */ | |
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59 cursor = (WMcursor *)SDL_malloc(sizeof(WMcursor)); |
| 0 | 60 if ( cursor == NULL ) { |
| 61 SDL_OutOfMemory(); | |
| 62 return(NULL); | |
| 63 } | |
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64 SDL_memset(cursor, 0, sizeof(*cursor)); |
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65 |
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66 if (w > 16) |
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67 w = 16; |
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68 |
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69 if (h > 16) |
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70 h = 16; |
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71 |
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72 bytes = (w+7)/8; |
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73 |
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74 for ( row=0; row<h; ++row ) { |
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75 SDL_memcpy(&cursor->curs.data[row], data, bytes); |
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76 data += bytes; |
| 0 | 77 } |
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78 for ( row=0; row<h; ++row ) { |
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79 SDL_memcpy(&cursor->curs.mask[row], mask, bytes); |
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80 mask += bytes; |
| 0 | 81 } |
| 82 cursor->curs.hotSpot.h = hot_x; | |
| 83 cursor->curs.hotSpot.v = hot_y; | |
| 84 | |
| 85 /* That was easy. :) */ | |
| 86 return(cursor); | |
| 87 } | |
| 88 | |
| 89 int Mac_cursor_showing = 1; | |
| 90 | |
| 91 int Mac_ShowWMCursor(_THIS, WMcursor *cursor) | |
| 92 { | |
| 93 if ( cursor == NULL ) { | |
| 94 if ( Mac_cursor_showing ) { | |
| 95 HideCursor(); | |
| 96 Mac_cursor_showing = 0; | |
| 97 } | |
| 98 } else { | |
| 99 SetCursor(&cursor->curs); | |
| 100 if ( ! Mac_cursor_showing ) { | |
| 101 ShowCursor(); | |
| 102 Mac_cursor_showing = 1; | |
| 103 } | |
| 104 } | |
| 105 return(1); | |
| 106 } | |
| 107 | |
| 108 void Mac_WarpWMCursor(_THIS, Uint16 x, Uint16 y) | |
| 109 { | |
| 110 #if !TARGET_API_MAC_CARBON | |
| 111 CursorDevice *cursordevice; | |
| 112 | |
| 113 cursordevice = nil; | |
| 114 CursorDeviceNextDevice(&cursordevice); | |
| 115 if ( cursordevice != nil ) { | |
| 116 WindowPtr saveport; | |
| 117 Point where; | |
| 118 | |
| 119 GetPort(&saveport); | |
| 120 SetPort(SDL_Window); | |
| 121 where.h = x; | |
| 122 where.v = y; | |
| 123 LocalToGlobal(&where); | |
| 124 SetPort(saveport); | |
| 125 CursorDeviceMoveTo(cursordevice, where.h, where.v); | |
| 126 } | |
| 127 #endif /* !TARGET_API_MAC_CARBON */ | |
| 128 } | |
| 129 |