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1 | // (c) Copyright 2006,2007 notaz, All rights reserved.\r |
2 | // Free for non-commercial use.\r |
3 | \r |
4 | // For commercial use, separate licencing terms must be obtained.\r |
5 | \r |
6 | #include <stdio.h>\r |
7 | #include <string.h>\r |
8 | #include <stdlib.h>\r |
9 | #include <stdarg.h>\r |
10 | \r |
11 | #include "menu.h"\r |
12 | #include "fonts.h"\r |
13 | #include "readpng.h"\r |
14 | #include "lprintf.h"\r |
15 | \r |
16 | #if defined(__GP2X__)\r |
17 | #include "../gp2x/gp2x.h"\r |
18 | #define SCREEN_WIDTH 320\r |
19 | #define SCREEN_BUFFER gp2x_screen\r |
20 | #elif defined(__GIZ__)\r |
21 | #include "../gizmondo/giz.h"\r |
22 | #define SCREEN_WIDTH 321\r |
23 | #define SCREEN_BUFFER giz_screen\r |
24 | #endif\r |
25 | \r |
26 | static unsigned char menu_font_data[10240];\r |
27 | static int menu_text_color = 0xffff; // default to white\r |
28 | static int menu_sel_color = -1; // disabled\r |
29 | \r |
30 | // draws text to current bbp16 screen\r |
31 | static void text_out16_(int x, int y, const char *text, int color)\r |
32 | {\r |
33 | int i, l, u, tr, tg, tb, len;\r |
34 | unsigned short *dest = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
35 | tr = (color & 0xf800) >> 8;\r |
36 | tg = (color & 0x07e0) >> 3;\r |
37 | tb = (color & 0x001f) << 3;\r |
38 | \r |
39 | if (text == (void *)1)\r |
40 | {\r |
41 | // selector symbol\r |
42 | text = "";\r |
43 | len = 1;\r |
44 | }\r |
45 | else\r |
46 | len = strlen(text);\r |
47 | \r |
48 | for (i = 0; i < len; i++)\r |
49 | {\r |
50 | unsigned char *src = menu_font_data + (unsigned int)text[i]*4*10;\r |
51 | unsigned short *dst = dest;\r |
52 | for (l = 0; l < 10; l++, dst += SCREEN_WIDTH-8)\r |
53 | {\r |
54 | for (u = 8/2; u > 0; u--, src++)\r |
55 | {\r |
56 | int c, r, g, b;\r |
57 | c = *src >> 4;\r |
58 | r = (*dst & 0xf800) >> 8;\r |
59 | g = (*dst & 0x07e0) >> 3;\r |
60 | b = (*dst & 0x001f) << 3;\r |
61 | r = (c^0xf)*r/15 + c*tr/15;\r |
62 | g = (c^0xf)*g/15 + c*tg/15;\r |
63 | b = (c^0xf)*b/15 + c*tb/15;\r |
64 | *dst++ = ((r<<8)&0xf800) | ((g<<3)&0x07e0) | (b>>3);\r |
65 | c = *src & 0xf;\r |
66 | r = (*dst & 0xf800) >> 8;\r |
67 | g = (*dst & 0x07e0) >> 3;\r |
68 | b = (*dst & 0x001f) << 3;\r |
69 | r = (c^0xf)*r/15 + c*tr/15;\r |
70 | g = (c^0xf)*g/15 + c*tg/15;\r |
71 | b = (c^0xf)*b/15 + c*tb/15;\r |
72 | *dst++ = ((r<<8)&0xf800) | ((g<<3)&0x07e0) | (b>>3);\r |
73 | }\r |
74 | }\r |
75 | dest += 8;\r |
76 | }\r |
77 | }\r |
78 | \r |
79 | void text_out16(int x, int y, const char *texto, ...)\r |
80 | {\r |
81 | va_list args;\r |
82 | char buffer[512];\r |
83 | \r |
84 | va_start(args,texto);\r |
85 | vsprintf(buffer,texto,args);\r |
86 | va_end(args);\r |
87 | \r |
88 | text_out16_(x,y,buffer,menu_text_color);\r |
89 | }\r |
90 | \r |
91 | \r |
92 | void smalltext_out16(int x, int y, const char *texto, int color)\r |
93 | {\r |
94 | int i;\r |
95 | unsigned char *src;\r |
96 | unsigned short *dst;\r |
97 | \r |
98 | for (i = 0;; i++, x += 6)\r |
99 | {\r |
100 | unsigned char c = (unsigned char) texto[i];\r |
101 | int h = 8;\r |
102 | \r |
103 | if (!c) break;\r |
104 | \r |
105 | src = fontdata6x8[c];\r |
106 | dst = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
107 | \r |
108 | while (h--)\r |
109 | {\r |
110 | int w = 0x20;\r |
111 | while (w)\r |
112 | {\r |
113 | if( *src & w ) *dst = color;\r |
114 | dst++;\r |
115 | w>>=1;\r |
116 | }\r |
117 | src++;\r |
118 | \r |
119 | dst += SCREEN_WIDTH-6;\r |
120 | }\r |
121 | }\r |
122 | }\r |
123 | \r |
124 | void smalltext_out16_lim(int x, int y, const char *texto, int color, int max)\r |
125 | {\r |
126 | char buffer[SCREEN_WIDTH/6+1];\r |
127 | \r |
128 | strncpy(buffer, texto, SCREEN_WIDTH/6);\r |
129 | if (max > SCREEN_WIDTH/6) max = SCREEN_WIDTH/6;\r |
130 | if (max < 0) max = 0;\r |
131 | buffer[max] = 0;\r |
132 | \r |
133 | smalltext_out16(x, y, buffer, color);\r |
134 | }\r |
135 | \r |
136 | void menu_draw_selection(int x, int y, int w)\r |
137 | {\r |
138 | int i, h;\r |
139 | unsigned short *dst, *dest;\r |
140 | \r |
141 | text_out16_(x, y, (void *)1, (menu_sel_color < 0) ? menu_text_color : menu_sel_color);\r |
142 | \r |
143 | if (menu_sel_color < 0) return; // no selection hilight\r |
144 | \r |
145 | if (y > 0) y--;\r |
146 | dest = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH + 14;\r |
147 | for (h = 11; h > 0; h--)\r |
148 | {\r |
149 | dst = dest;\r |
150 | for (i = w; i > 0; i--)\r |
151 | *dst++ = menu_sel_color;\r |
152 | dest += SCREEN_WIDTH;\r |
153 | }\r |
154 | }\r |
155 | \r |
156 | static int parse_hex_color(char *buff)\r |
157 | {\r |
158 | char *endp = buff;\r |
159 | int t = (int) strtoul(buff, &endp, 16);\r |
160 | if (endp != buff) return ((t>>8)&0xf800) | ((t>>5)&0x07e0) | ((t>>3)&0x1f);\r |
161 | return -1;\r |
162 | }\r |
163 | \r |
164 | void menu_init(void)\r |
165 | {\r |
166 | int c, l;\r |
167 | unsigned char *fd = menu_font_data;\r |
168 | char buff[256];\r |
169 | FILE *f;\r |
170 | \r |
171 | // generate default font from fontdata8x8\r |
172 | memset(menu_font_data, 0, sizeof(menu_font_data));\r |
173 | for (c = 0; c < 256; c++)\r |
174 | {\r |
175 | for (l = 0; l < 8; l++)\r |
176 | {\r |
177 | unsigned char fd8x8 = fontdata8x8[c*8+l];\r |
178 | if (fd8x8&0x80) *fd |= 0xf0;\r |
179 | if (fd8x8&0x40) *fd |= 0x0f; fd++;\r |
180 | if (fd8x8&0x20) *fd |= 0xf0;\r |
181 | if (fd8x8&0x10) *fd |= 0x0f; fd++;\r |
182 | if (fd8x8&0x08) *fd |= 0xf0;\r |
183 | if (fd8x8&0x04) *fd |= 0x0f; fd++;\r |
184 | if (fd8x8&0x02) *fd |= 0xf0;\r |
185 | if (fd8x8&0x01) *fd |= 0x0f; fd++;\r |
186 | }\r |
187 | fd += 8*2/2; // 2 empty lines\r |
188 | }\r |
189 | \r |
190 | // load custom font and selector (stored as 1st symbol in font table)\r |
191 | readpng(menu_font_data, "skin/font.png", READPNG_FONT);\r |
192 | memcpy(menu_font_data, menu_font_data + ((int)'>')*4*10, 4*10); // default selector symbol is '>'\r |
193 | readpng(menu_font_data, "skin/selector.png", READPNG_SELECTOR);\r |
194 | \r |
195 | // load custom colors\r |
196 | f = fopen("skin/skin.txt", "r");\r |
197 | if (f != NULL)\r |
198 | {\r |
199 | lprintf("found skin.txt\n");\r |
200 | while (!feof(f))\r |
201 | {\r |
202 | fgets(buff, sizeof(buff), f);\r |
203 | if (buff[0] == '#' || buff[0] == '/') continue; // comment\r |
204 | if (buff[0] == '\r' || buff[0] == '\n') continue; // empty line\r |
205 | if (strncmp(buff, "text_color=", 11) == 0)\r |
206 | {\r |
207 | int tmp = parse_hex_color(buff+11);\r |
208 | if (tmp >= 0) menu_text_color = tmp;\r |
209 | else lprintf("skin.txt: parse error for text_color\n");\r |
210 | }\r |
211 | else if (strncmp(buff, "selection_color=", 16) == 0)\r |
212 | {\r |
213 | int tmp = parse_hex_color(buff+16);\r |
214 | if (tmp >= 0) menu_sel_color = tmp;\r |
215 | else lprintf("skin.txt: parse error for selection_color\n");\r |
216 | }\r |
217 | else\r |
218 | lprintf("skin.txt: parse error: %s\n", buff);\r |
219 | }\r |
220 | fclose(f);\r |
221 | }\r |
222 | }\r |
223 | \r |
224 | \r |
225 | int me_id2offset(const menu_entry *entries, int count, menu_id id)\r |
226 | {\r |
227 | int i;\r |
228 | for (i = 0; i < count; i++)\r |
229 | {\r |
230 | if (entries[i].id == id) return i;\r |
231 | }\r |
232 | \r |
233 | lprintf("%s: id %i not found\n", __FUNCTION__, id);\r |
234 | return 0;\r |
235 | }\r |
236 | \r |
237 | void me_enable(menu_entry *entries, int count, menu_id id, int enable)\r |
238 | {\r |
239 | int i = me_id2offset(entries, count, id);\r |
240 | entries[i].enabled = enable;\r |
241 | }\r |
242 | \r |
243 | int me_count_enabled(const menu_entry *entries, int count)\r |
244 | {\r |
245 | int i, ret = 0;\r |
246 | \r |
247 | for (i = 0; i < count; i++)\r |
248 | {\r |
249 | if (entries[i].enabled) ret++;\r |
250 | }\r |
251 | \r |
252 | return ret;\r |
253 | }\r |
254 | \r |
255 | menu_id me_index2id(const menu_entry *entries, int count, int index)\r |
256 | {\r |
257 | int i;\r |
258 | \r |
259 | for (i = 0; i < count; i++)\r |
260 | {\r |
261 | if (entries[i].enabled)\r |
262 | {\r |
263 | if (index == 0) break;\r |
264 | index--;\r |
265 | }\r |
266 | }\r |
267 | if (i >= count) i = count - 1;\r |
268 | return entries[i].id;\r |
269 | }\r |
270 | \r |
271 | void me_draw(const menu_entry *entries, int count, int x, int y, me_draw_custom_f *cust_draw, void *param)\r |
272 | {\r |
273 | int i, y1 = y;\r |
274 | \r |
275 | for (i = 0; i < count; i++)\r |
276 | {\r |
277 | if (!entries[i].enabled) continue;\r |
278 | if (entries[i].name == NULL)\r |
279 | {\r |
280 | if (cust_draw != NULL)\r |
281 | cust_draw(&entries[i], x, y1, param);\r |
282 | y1 += 10;\r |
283 | continue;\r |
284 | }\r |
285 | text_out16(x, y1, entries[i].name);\r |
286 | if (entries[i].beh == MB_ONOFF)\r |
287 | text_out16(x + 27*8, y1, (*(int *)entries[i].var & entries[i].mask) ? "ON" : "OFF");\r |
288 | else if (entries[i].beh == MB_RANGE)\r |
289 | text_out16(x + 27*8, y1, "%i", *(int *)entries[i].var);\r |
290 | y1 += 10;\r |
291 | }\r |
292 | }\r |
293 | \r |
294 | int me_process(menu_entry *entries, int count, menu_id id, int is_next)\r |
295 | {\r |
296 | int i = me_id2offset(entries, count, id);\r |
297 | menu_entry *entry = &entries[i];\r |
298 | switch (entry->beh)\r |
299 | {\r |
300 | case MB_ONOFF:\r |
301 | *(int *)entry->var ^= entry->mask;\r |
302 | return 1;\r |
303 | case MB_RANGE:\r |
304 | *(int *)entry->var += is_next ? 1 : -1;\r |
305 | if (*(int *)entry->var < (int)entry->min) *(int *)entry->var = (int)entry->min;\r |
306 | if (*(int *)entry->var > (int)entry->max) *(int *)entry->var = (int)entry->max;\r |
307 | return 1;\r |
308 | default:\r |
309 | return 0;\r |
310 | }\r |
311 | }\r |
312 | \r |
313 | \r |
314 | \r |