diff options
Diffstat (limited to 'apps/plugins/sdl/src/video/wincommon/SDL_sysmouse.c')
-rw-r--r-- | apps/plugins/sdl/src/video/wincommon/SDL_sysmouse.c | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/apps/plugins/sdl/src/video/wincommon/SDL_sysmouse.c b/apps/plugins/sdl/src/video/wincommon/SDL_sysmouse.c deleted file mode 100644 index 12d17e0e83..0000000000 --- a/apps/plugins/sdl/src/video/wincommon/SDL_sysmouse.c +++ /dev/null | |||
@@ -1,259 +0,0 @@ | |||
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 | #define WIN32_LEAN_AND_MEAN | ||
25 | #include <windows.h> | ||
26 | |||
27 | #include "SDL_mouse.h" | ||
28 | #include "../../events/SDL_events_c.h" | ||
29 | #include "../SDL_cursor_c.h" | ||
30 | #include "SDL_sysmouse_c.h" | ||
31 | #include "SDL_lowvideo.h" | ||
32 | |||
33 | #ifdef _WIN32_WCE | ||
34 | #define USE_STATIC_CURSOR | ||
35 | #endif | ||
36 | |||
37 | HCURSOR SDL_hcursor = NULL; /* Exported for SDL_eventloop.c */ | ||
38 | |||
39 | /* The implementation dependent data for the window manager cursor */ | ||
40 | /* For some reason when creating a windows cursor, the ands and xors memory | ||
41 | is not copied, so we need to keep track of it and free it when we are done | ||
42 | with the cursor. If we free the memory prematurely, the app crashes. :-} | ||
43 | */ | ||
44 | struct WMcursor { | ||
45 | HCURSOR curs; | ||
46 | #ifndef USE_STATIC_CURSOR | ||
47 | Uint8 *ands; | ||
48 | Uint8 *xors; | ||
49 | #endif | ||
50 | }; | ||
51 | |||
52 | /* Convert bits to padded bytes */ | ||
53 | #define PAD_BITS(bits) ((bits+7)/8) | ||
54 | |||
55 | #ifdef CURSOR_DEBUG | ||
56 | static void PrintBITMAP(FILE *out, char *bits, int w, int h) | ||
57 | { | ||
58 | int i; | ||
59 | unsigned char ch; | ||
60 | |||
61 | while ( h-- > 0 ) { | ||
62 | for ( i=0; i<w; ++i ) { | ||
63 | if ( (i%8) == 0 ) | ||
64 | ch = *bits++; | ||
65 | if ( ch&0x80 ) | ||
66 | fprintf(out, "X"); | ||
67 | else | ||
68 | fprintf(out, " "); | ||
69 | ch <<= 1; | ||
70 | } | ||
71 | fprintf(out, "\n"); | ||
72 | } | ||
73 | } | ||
74 | #endif | ||
75 | |||
76 | #ifndef USE_STATIC_CURSOR | ||
77 | /* Local functions to convert the SDL cursor mask into Windows format */ | ||
78 | static void memnot(Uint8 *dst, Uint8 *src, int len) | ||
79 | { | ||
80 | while ( len-- > 0 ) | ||
81 | *dst++ = ~*src++; | ||
82 | } | ||
83 | static void memxor(Uint8 *dst, Uint8 *src1, Uint8 *src2, int len) | ||
84 | { | ||
85 | while ( len-- > 0 ) | ||
86 | *dst++ = (*src1++)^(*src2++); | ||
87 | } | ||
88 | #endif /* !USE_STATIC_CURSOR */ | ||
89 | |||
90 | void WIN_FreeWMCursor(_THIS, WMcursor *cursor) | ||
91 | { | ||
92 | #ifndef USE_STATIC_CURSOR | ||
93 | if ( cursor->curs == GetCursor() ) | ||
94 | SetCursor(NULL); | ||
95 | if ( cursor->curs != NULL ) | ||
96 | DestroyCursor(cursor->curs); | ||
97 | if ( cursor->ands != NULL ) | ||
98 | SDL_free(cursor->ands); | ||
99 | if ( cursor->xors != NULL ) | ||
100 | SDL_free(cursor->xors); | ||
101 | #endif /* !USE_STATIC_CURSOR */ | ||
102 | SDL_free(cursor); | ||
103 | } | ||
104 | |||
105 | WMcursor *WIN_CreateWMCursor(_THIS, | ||
106 | Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y) | ||
107 | { | ||
108 | #ifdef USE_STATIC_CURSOR | ||
109 | WMcursor *cursor; | ||
110 | |||
111 | /* Allocate the cursor */ | ||
112 | cursor = (WMcursor *)SDL_malloc(sizeof(*cursor)); | ||
113 | if ( cursor ) { | ||
114 | cursor->curs = LoadCursor(NULL, IDC_ARROW); | ||
115 | } | ||
116 | return(cursor); | ||
117 | #else | ||
118 | WMcursor *cursor; | ||
119 | int allowed_x; | ||
120 | int allowed_y; | ||
121 | int run, pad, i; | ||
122 | Uint8 *aptr, *xptr; | ||
123 | |||
124 | /* Check to make sure the cursor size is okay */ | ||
125 | allowed_x = GetSystemMetrics(SM_CXCURSOR); | ||
126 | allowed_y = GetSystemMetrics(SM_CYCURSOR); | ||
127 | if ( (w > allowed_x) || (h > allowed_y) ) { | ||
128 | SDL_SetError("Only cursors of dimension (%dx%d) are allowed", | ||
129 | allowed_x, allowed_y); | ||
130 | return(NULL); | ||
131 | } | ||
132 | |||
133 | /* Allocate the cursor */ | ||
134 | cursor = (WMcursor *)SDL_malloc(sizeof(*cursor)); | ||
135 | if ( cursor == NULL ) { | ||
136 | SDL_SetError("Out of memory"); | ||
137 | return(NULL); | ||
138 | } | ||
139 | cursor->curs = NULL; | ||
140 | cursor->ands = NULL; | ||
141 | cursor->xors = NULL; | ||
142 | |||
143 | /* Pad out to the normal cursor size */ | ||
144 | run = PAD_BITS(w); | ||
145 | pad = PAD_BITS(allowed_x)-run; | ||
146 | aptr = cursor->ands = (Uint8 *)SDL_malloc((run+pad)*allowed_y); | ||
147 | xptr = cursor->xors = (Uint8 *)SDL_malloc((run+pad)*allowed_y); | ||
148 | if ( (aptr == NULL) || (xptr == NULL) ) { | ||
149 | WIN_FreeWMCursor(NULL, cursor); | ||
150 | SDL_OutOfMemory(); | ||
151 | return(NULL); | ||
152 | } | ||
153 | for ( i=0; i<h; ++i ) { | ||
154 | memxor(xptr, data, mask, run); | ||
155 | xptr += run; | ||
156 | data += run; | ||
157 | memnot(aptr, mask, run); | ||
158 | mask += run; | ||
159 | aptr += run; | ||
160 | SDL_memset(xptr, 0, pad); | ||
161 | xptr += pad; | ||
162 | SDL_memset(aptr, ~0, pad); | ||
163 | aptr += pad; | ||
164 | } | ||
165 | pad += run; | ||
166 | for ( ; i<allowed_y; ++i ) { | ||
167 | SDL_memset(xptr, 0, pad); | ||
168 | xptr += pad; | ||
169 | SDL_memset(aptr, ~0, pad); | ||
170 | aptr += pad; | ||
171 | } | ||
172 | |||
173 | /* Create the cursor */ | ||
174 | cursor->curs = CreateCursor( | ||
175 | (HINSTANCE)GetWindowLongPtr(SDL_Window, GWLP_HINSTANCE), | ||
176 | hot_x, hot_y, allowed_x, allowed_y, | ||
177 | cursor->ands, cursor->xors); | ||
178 | if ( cursor->curs == NULL ) { | ||
179 | WIN_FreeWMCursor(NULL, cursor); | ||
180 | SDL_SetError("Windows couldn't create the requested cursor"); | ||
181 | return(NULL); | ||
182 | } | ||
183 | return(cursor); | ||
184 | #endif /* USE_STATIC_CURSOR */ | ||
185 | } | ||
186 | |||
187 | int WIN_ShowWMCursor(_THIS, WMcursor *cursor) | ||
188 | { | ||
189 | POINT mouse_pos; | ||
190 | |||
191 | if ( !this->screen ) { | ||
192 | return(0); | ||
193 | } | ||
194 | |||
195 | /* Set the window cursor to our cursor, if applicable */ | ||
196 | if ( cursor != NULL ) { | ||
197 | SDL_hcursor = cursor->curs; | ||
198 | } else { | ||
199 | SDL_hcursor = NULL; | ||
200 | } | ||
201 | GetCursorPos(&mouse_pos); | ||
202 | if ( PtInRect(&SDL_bounds, mouse_pos) ) { | ||
203 | SetCursor(SDL_hcursor); | ||
204 | } | ||
205 | return(1); | ||
206 | } | ||
207 | |||
208 | void WIN_WarpWMCursor(_THIS, Uint16 x, Uint16 y) | ||
209 | { | ||
210 | if ( mouse_relative) { | ||
211 | /* RJR: March 28, 2000 | ||
212 | leave physical cursor at center of screen if | ||
213 | mouse hidden and grabbed */ | ||
214 | SDL_PrivateMouseMotion(0, 0, x, y); | ||
215 | } else { | ||
216 | POINT pt; | ||
217 | |||
218 | /* With DirectInput the position doesn't follow | ||
219 | * the cursor, so it is set manually */ | ||
220 | if ( DINPUT() ) { | ||
221 | SDL_PrivateMouseMotion(0, 0, x, y); | ||
222 | } | ||
223 | |||
224 | pt.x = x; | ||
225 | pt.y = y; | ||
226 | ClientToScreen(SDL_Window, &pt); | ||
227 | SetCursorPos(pt.x, pt.y); | ||
228 | } | ||
229 | } | ||
230 | |||
231 | /* Update the current mouse state and position */ | ||
232 | void WIN_UpdateMouse(_THIS) | ||
233 | { | ||
234 | POINT pt; | ||
235 | |||
236 | /* Always unset SDL_APPMOUSEFOCUS to give the WM_MOUSEMOVE event | ||
237 | * handler a chance to install a TRACKMOUSEEVENT */ | ||
238 | SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); | ||
239 | |||
240 | GetCursorPos(&pt); | ||
241 | ScreenToClient(SDL_Window, &pt); | ||
242 | SDL_PrivateMouseMotion(0,0, (Sint16)pt.x, (Sint16)pt.y); | ||
243 | } | ||
244 | |||
245 | /* Check to see if we need to enter or leave mouse relative mode */ | ||
246 | void WIN_CheckMouseMode(_THIS) | ||
247 | { | ||
248 | #ifndef _WIN32_WCE | ||
249 | /* If the mouse is hidden and input is grabbed, we use relative mode */ | ||
250 | if ( !(SDL_cursorstate & CURSOR_VISIBLE) && | ||
251 | (this->input_grab != SDL_GRAB_OFF) ) { | ||
252 | mouse_relative = 1; | ||
253 | } else { | ||
254 | mouse_relative = 0; | ||
255 | } | ||
256 | #else | ||
257 | mouse_relative = 0; | ||
258 | #endif | ||
259 | } | ||