diff options
Diffstat (limited to 'apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c')
-rw-r--r-- | apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c b/apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c new file mode 100644 index 0000000000..f19ad1b966 --- /dev/null +++ b/apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c | |||
@@ -0,0 +1,129 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 Sam Lantinga | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Lesser General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2.1 of the License, or (at your option) any later version. | ||
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 | ||
13 | Lesser General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Lesser General Public | ||
16 | License along with this library; if not, write to the Free Software | ||
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
18 | |||
19 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | #if defined(__APPLE__) && defined(__MACH__) | ||
25 | #include <Carbon/Carbon.h> | ||
26 | #elif TARGET_API_MAC_CARBON && (UNIVERSAL_INTERFACES_VERSION > 0x0335) | ||
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 | { | ||
49 | SDL_free(cursor); | ||
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 */ | ||
59 | cursor = (WMcursor *)SDL_malloc(sizeof(WMcursor)); | ||
60 | if ( cursor == NULL ) { | ||
61 | SDL_OutOfMemory(); | ||
62 | return(NULL); | ||
63 | } | ||
64 | SDL_memset(cursor, 0, sizeof(*cursor)); | ||
65 | |||
66 | if (w > 16) | ||
67 | w = 16; | ||
68 | |||
69 | if (h > 16) | ||
70 | h = 16; | ||
71 | |||
72 | bytes = (w+7)/8; | ||
73 | |||
74 | for ( row=0; row<h; ++row ) { | ||
75 | SDL_memcpy(&cursor->curs.data[row], data, bytes); | ||
76 | data += bytes; | ||
77 | } | ||
78 | for ( row=0; row<h; ++row ) { | ||
79 | SDL_memcpy(&cursor->curs.mask[row], mask, bytes); | ||
80 | mask += bytes; | ||
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 | |||