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comparison src/video/gem/SDL_gemmouse.c @ 2189:f54670a477bb

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Update GEM driver to new API, will have to fill the void later :)
author Patrice Mandin <patmandin@gmail.com>
date Fri, 13 Jul 2007 22:55:15 +0000
parents 7312feb88dad
children 99210400e8b9
comparison
equal deleted inserted replaced
2188:0e751c1f83f5 2189:f54670a477bb
19 Sam Lantinga 19 Sam Lantinga
20 slouken@libsdl.org 20 slouken@libsdl.org
21 */ 21 */
22 #include "SDL_config.h" 22 #include "SDL_config.h"
23 23
24 /* 24 #include "SDL_gemvideo.h"
25 * GEM Mouse manager
26 *
27 * Patrice Mandin
28 */
29 25
30 #include <gem.h> 26 #include "../../events/SDL_mouse_c.h"
31
32 #include "SDL_mouse.h"
33 #include "../../events/SDL_events_c.h"
34 #include "../SDL_cursor_c.h"
35 #include "SDL_gemmouse_c.h"
36
37 /* Defines */
38
39 /*#define DEBUG_VIDEO_GEM 1*/
40
41 #define MAXCURWIDTH 16
42 #define MAXCURHEIGHT 16
43
44 /* The implementation dependent data for the window manager cursor */
45 struct WMcursor
46 {
47 MFORM *mform_p;
48 };
49
50 27
51 void 28 void
52 GEM_FreeWMCursor(_THIS, WMcursor * cursor) 29 GEM_InitMouse(_THIS)
53 { 30 {
54 if (cursor == NULL) 31 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
55 return; 32 SDL_Mouse mouse;
56 33
57 graf_mouse(ARROW, NULL); 34 SDL_zero(mouse);
58 35 data->mouse = SDL_AddMouse(&mouse, -1);
59 if (cursor->mform_p != NULL)
60 SDL_free(cursor->mform_p);
61
62 SDL_free(cursor);
63 } 36 }
64 37
65 WMcursor * 38 void
66 GEM_CreateWMCursor(_THIS, 39 GEM_QuitMouse(_THIS)
67 Uint8 * data, Uint8 * mask, int w, int h, int hot_x,
68 int hot_y)
69 { 40 {
70 WMcursor *cursor; 41 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
71 MFORM *new_mform;
72 int i;
73 42
74 /* Check the size */ 43 SDL_DelMouse(data->mouse);
75 if ((w > MAXCURWIDTH) || (h > MAXCURHEIGHT)) {
76 SDL_SetError("Only cursors of dimension (%dx%d) are allowed",
77 MAXCURWIDTH, MAXCURHEIGHT);
78 return (NULL);
79 }
80
81 /* Allocate the cursor memory */
82 cursor = (WMcursor *) SDL_malloc(sizeof(WMcursor));
83 if (cursor == NULL) {
84 SDL_OutOfMemory();
85 return (NULL);
86 }
87
88 /* Allocate mform */
89 new_mform = (MFORM *) SDL_malloc(sizeof(MFORM));
90 if (new_mform == NULL) {
91 SDL_free(cursor);
92 SDL_OutOfMemory();
93 return (NULL);
94 }
95
96 cursor->mform_p = new_mform;
97
98 new_mform->mf_xhot = hot_x;
99 new_mform->mf_yhot = hot_y;
100 new_mform->mf_nplanes = 1;
101 new_mform->mf_fg = 0;
102 new_mform->mf_bg = 1;
103
104 for (i = 0; i < MAXCURHEIGHT; i++) {
105 new_mform->mf_mask[i] = 0;
106 new_mform->mf_data[i] = 0;
107 }
108
109 if (w <= 8) {
110 for (i = 0; i < h; i++) {
111 new_mform->mf_mask[i] = mask[i] << 8;
112 new_mform->mf_data[i] = data[i] << 8;
113 }
114 } else {
115 for (i = 0; i < h; i++) {
116 new_mform->mf_mask[i] = mask[i << 1] << 8 | mask[(i << 1) + 1];
117 new_mform->mf_data[i] = data[i << 1] << 8 | data[(i << 1) + 1];
118 }
119 }
120
121 #ifdef DEBUG_VIDEO_GEM
122 for (i = 0; i < h; i++) {
123 printf("sdl:video:gem: cursor, line %d = 0x%04x\n", i,
124 new_mform->mf_mask[i]);
125 }
126
127 printf("sdl:video:gem: CreateWMCursor(): done\n");
128 #endif
129
130 return cursor;
131 }
132
133 int
134 GEM_ShowWMCursor(_THIS, WMcursor * cursor)
135 {
136 /*
137 if (cursor == NULL) {
138 graf_mouse(M_OFF, NULL);
139 } else if (cursor->mform_p) {
140 graf_mouse(USER_DEF, cursor->mform_p);
141 }
142 */
143 #ifdef DEBUG_VIDEO_GEM
144 printf("sdl:video:gem: ShowWMCursor(0x%08x)\n", (long) cursor);
145 #endif
146
147 return 1;
148 }
149
150 #if 0
151 void
152 GEM_WarpWMCursor(_THIS, Uint16 x, Uint16 y)
153 {
154 /* This seems to work only on AES 3.4 (Falcon) */
155
156 EVNTREC warpevent;
157
158 warpevent.ap_event = APPEVNT_MOUSE;
159 warpevent.ap_value = (x << 16) | y;
160
161 appl_tplay(&warpevent, 1, 1000);
162 }
163 #endif
164
165 void
166 GEM_CheckMouseMode(_THIS)
167 {
168 /* If the mouse is hidden and input is grabbed, we use relative mode */
169 if ((!(SDL_cursorstate & CURSOR_VISIBLE)) &&
170 (this->input_grab != SDL_GRAB_OFF) &&
171 (SDL_GetAppState() & SDL_APPACTIVE)) {
172 SDL_AtariXbios_LockMousePosition(SDL_TRUE);
173 GEM_mouse_relative = SDL_TRUE;
174 } else {
175 SDL_AtariXbios_LockMousePosition(SDL_FALSE);
176 GEM_mouse_relative = SDL_FALSE;
177 graf_mouse(M_ON, NULL);
178 }
179 } 44 }
180 45
181 /* vi: set ts=4 sw=4 expandtab: */ 46 /* vi: set ts=4 sw=4 expandtab: */