[libpicofe.git] / common / menu.c

// (c) Copyright 2006,2007 notaz, All rights reserved.\r
// Free for non-commercial use.\r
\r
// For commercial use, separate licencing terms must be obtained.\r
\r
#include <stdio.h>\r
#include <string.h>\r
#include <stdlib.h>\r
#include <stdarg.h>\r
\r
#include "menu.h"\r
#include "fonts.h"\r
#include "readpng.h"\r
#include "lprintf.h"\r
\r
#if   defined(__GP2X__)\r
#include "../gp2x/gp2x.h"\r
#define SCREEN_WIDTH 320\r
#define SCREEN_BUFFER gp2x_screen\r
#elif defined(__GIZ__)\r
#include "../gizmondo/giz.h"\r
#define SCREEN_WIDTH 321\r
#define SCREEN_BUFFER menu_screen\r
extern unsigned char menu_screen[321*240*2];\r
#endif\r
\r
static unsigned char menu_font_data[10240];\r
static int menu_text_color = 0xffff; // default to white\r
static int menu_sel_color = -1; // disabled\r
\r
// draws text to current bbp16 screen\r
static void text_out16_(int x, int y, const char *text, int color)\r
{\r
	int i, l, u, tr, tg, tb, len;\r
	unsigned short *dest = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r
	tr = (color & 0xf800) >> 8;\r
	tg = (color & 0x07e0) >> 3;\r
	tb = (color & 0x001f) << 3;\r
\r
	if (text == (void *)1)\r
	{\r
		// selector symbol\r
		text = "";\r
		len = 1;\r
	}\r
	else\r
		len = strlen(text);\r
\r
	for (i = 0; i < len; i++)\r
	{\r
		unsigned char  *src = menu_font_data + (unsigned int)text[i]*4*10;\r
		unsigned short *dst = dest;\r
		for (l = 0; l < 10; l++, dst += SCREEN_WIDTH-8)\r
		{\r
			for (u = 8/2; u > 0; u--, src++)\r
			{\r
				int c, r, g, b;\r
				c = *src >> 4;\r
				r = (*dst & 0xf800) >> 8;\r
				g = (*dst & 0x07e0) >> 3;\r
				b = (*dst & 0x001f) << 3;\r
				r = (c^0xf)*r/15 + c*tr/15;\r
				g = (c^0xf)*g/15 + c*tg/15;\r
				b = (c^0xf)*b/15 + c*tb/15;\r
				*dst++ = ((r<<8)&0xf800) | ((g<<3)&0x07e0) | (b>>3);\r
				c = *src & 0xf;\r
				r = (*dst & 0xf800) >> 8;\r
				g = (*dst & 0x07e0) >> 3;\r
				b = (*dst & 0x001f) << 3;\r
				r = (c^0xf)*r/15 + c*tr/15;\r
				g = (c^0xf)*g/15 + c*tg/15;\r
				b = (c^0xf)*b/15 + c*tb/15;\r
				*dst++ = ((r<<8)&0xf800) | ((g<<3)&0x07e0) | (b>>3);\r
			}\r
		}\r
		dest += 8;\r
	}\r
}\r
\r
void text_out16(int x, int y, const char *texto, ...)\r
{\r
	va_list args;\r
	char    buffer[512];\r
\r
	va_start(args,texto);\r
	vsprintf(buffer,texto,args);\r
	va_end(args);\r
\r
	text_out16_(x,y,buffer,menu_text_color);\r
}\r
\r
\r
void smalltext_out16(int x, int y, const char *texto, int color)\r
{\r
	int i;\r
	unsigned char  *src;\r
	unsigned short *dst;\r
\r
	for (i = 0;; i++, x += 6)\r
	{\r
		unsigned char c = (unsigned char) texto[i];\r
		int h = 8;\r
\r
		if (!c) break;\r
\r
		src = fontdata6x8[c];\r
		dst = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r
\r
		while (h--)\r
		{\r
			int w = 0x20;\r
			while (w)\r
			{\r
				if( *src & w ) *dst = color;\r
				dst++;\r
				w>>=1;\r
			}\r
			src++;\r
\r
			dst += SCREEN_WIDTH-6;\r
		}\r
	}\r
}\r
\r
void smalltext_out16_lim(int x, int y, const char *texto, int color, int max)\r
{\r
	char    buffer[SCREEN_WIDTH/6+1];\r
\r
	strncpy(buffer, texto, SCREEN_WIDTH/6);\r
	if (max > SCREEN_WIDTH/6) max = SCREEN_WIDTH/6;\r
	if (max < 0) max = 0;\r
	buffer[max] = 0;\r
\r
	smalltext_out16(x, y, buffer, color);\r
}\r
\r
void menu_draw_selection(int x, int y, int w)\r
{\r
	int i, h;\r
	unsigned short *dst, *dest;\r
\r
	text_out16_(x, y, (void *)1, (menu_sel_color < 0) ? menu_text_color : menu_sel_color);\r
\r
	if (menu_sel_color < 0) return; // no selection hilight\r
\r
	if (y > 0) y--;\r
	dest = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH + 14;\r
	for (h = 11; h > 0; h--)\r
	{\r
		dst = dest;\r
		for (i = w; i > 0; i--)\r
			*dst++ = menu_sel_color;\r
		dest += SCREEN_WIDTH;\r
	}\r
}\r
\r
static int parse_hex_color(char *buff)\r
{\r
	char *endp = buff;\r
	int t = (int) strtoul(buff, &endp, 16);\r
	if (endp != buff) return ((t>>8)&0xf800) | ((t>>5)&0x07e0) | ((t>>3)&0x1f);\r
	return -1;\r
}\r
\r
void menu_init(void)\r
{\r
	int c, l;\r
	unsigned char *fd = menu_font_data;\r
	char buff[256];\r
	FILE *f;\r
\r
	// generate default font from fontdata8x8\r
	memset(menu_font_data, 0, sizeof(menu_font_data));\r
	for (c = 0; c < 256; c++)\r
	{\r
		for (l = 0; l < 8; l++)\r
		{\r
			unsigned char fd8x8 = fontdata8x8[c*8+l];\r
			if (fd8x8&0x80) *fd |= 0xf0;\r
			if (fd8x8&0x40) *fd |= 0x0f; fd++;\r
			if (fd8x8&0x20) *fd |= 0xf0;\r
			if (fd8x8&0x10) *fd |= 0x0f; fd++;\r
			if (fd8x8&0x08) *fd |= 0xf0;\r
			if (fd8x8&0x04) *fd |= 0x0f; fd++;\r
			if (fd8x8&0x02) *fd |= 0xf0;\r
			if (fd8x8&0x01) *fd |= 0x0f; fd++;\r
		}\r
		fd += 8*2/2; // 2 empty lines\r
	}\r
\r
	// load custom font and selector (stored as 1st symbol in font table)\r
	readpng(menu_font_data, "skin/font.png", READPNG_FONT);\r
	memcpy(menu_font_data, menu_font_data + ((int)'>')*4*10, 4*10); // default selector symbol is '>'\r
	readpng(menu_font_data, "skin/selector.png", READPNG_SELECTOR);\r
\r
	// load custom colors\r
	f = fopen("skin/skin.txt", "r");\r
	if (f != NULL)\r
	{\r
		lprintf("found skin.txt\n");\r
		while (!feof(f))\r
		{\r
			fgets(buff, sizeof(buff), f);\r
			if (buff[0] == '#'  || buff[0] == '/')  continue; // comment\r
			if (buff[0] == '\r' || buff[0] == '\n') continue; // empty line\r
			if (strncmp(buff, "text_color=", 11) == 0)\r
			{\r
				int tmp = parse_hex_color(buff+11);\r
				if (tmp >= 0) menu_text_color = tmp;\r
				else lprintf("skin.txt: parse error for text_color\n");\r
			}\r
			else if (strncmp(buff, "selection_color=", 16) == 0)\r
			{\r
				int tmp = parse_hex_color(buff+16);\r
				if (tmp >= 0) menu_sel_color = tmp;\r
				else lprintf("skin.txt: parse error for selection_color\n");\r
			}\r
			else\r
				lprintf("skin.txt: parse error: %s\n", buff);\r
		}\r
		fclose(f);\r
	}\r
}\r
\r
\r
int me_id2offset(const menu_entry *entries, int count, menu_id id)\r
{\r
	int i;\r
	for (i = 0; i < count; i++)\r
	{\r
		if (entries[i].id == id) return i;\r
	}\r
\r
	lprintf("%s: id %i not found\n", __FUNCTION__, id);\r
	return 0;\r
}\r
\r
void me_enable(menu_entry *entries, int count, menu_id id, int enable)\r
{\r
	int i = me_id2offset(entries, count, id);\r
	entries[i].enabled = enable;\r
}\r
\r
int me_count_enabled(const menu_entry *entries, int count)\r
{\r
	int i, ret = 0;\r
\r
	for (i = 0; i < count; i++)\r
	{\r
		if (entries[i].enabled) ret++;\r
	}\r
\r
	return ret;\r
}\r
\r
menu_id me_index2id(const menu_entry *entries, int count, int index)\r
{\r
	int i;\r
\r
	for (i = 0; i < count; i++)\r
	{\r
		if (entries[i].enabled)\r
		{\r
			if (index == 0) break;\r
			index--;\r
		}\r
	}\r
	if (i >= count) i = count - 1;\r
	return entries[i].id;\r
}\r
\r
void me_draw(const menu_entry *entries, int count, int x, int y, me_draw_custom_f *cust_draw, void *param)\r
{\r
	int i, y1 = y;\r
\r
	for (i = 0; i < count; i++)\r
	{\r
		if (!entries[i].enabled) continue;\r
		if (entries[i].name == NULL)\r
		{\r
			if (cust_draw != NULL)\r
				cust_draw(&entries[i], x, y1, param);\r
			y1 += 10;\r
			continue;\r
		}\r
		text_out16(x, y1, entries[i].name);\r
		if (entries[i].beh == MB_ONOFF)\r
			text_out16(x + 27*8, y1, (*(int *)entries[i].var & entries[i].mask) ? "ON" : "OFF");\r
		else if (entries[i].beh == MB_RANGE)\r
			text_out16(x + 27*8, y1, "%i", *(int *)entries[i].var);\r
		y1 += 10;\r
	}\r
}\r
\r
int me_process(menu_entry *entries, int count, menu_id id, int is_next)\r
{\r
	int i = me_id2offset(entries, count, id);\r
	menu_entry *entry = &entries[i];\r
	switch (entry->beh)\r
	{\r
		case MB_ONOFF:\r
			*(int *)entry->var ^= entry->mask;\r
			return 1;\r
		case MB_RANGE:\r
			*(int *)entry->var += is_next ? 1 : -1;\r
			if (*(int *)entry->var < (int)entry->min) *(int *)entry->var = (int)entry->min;\r
			if (*(int *)entry->var > (int)entry->max) *(int *)entry->var = (int)entry->max;\r
			return 1;\r
		default:\r
			return 0;\r
	}\r
}\r
\r
\r
\r
Commit	Line	Data
c7a4ff64	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
7695af0a	23	#define SCREEN_BUFFER menu_screen\r
7695af0a	24	extern unsigned char menu_screen[3212402];\r
c7a4ff64	25	#endif\r
	26	\r
	27	static unsigned char menu_font_data[10240];\r
	28	static int menu_text_color = 0xffff; // default to white\r
	29	static int menu_sel_color = -1; // disabled\r
	30	\r
	31	// draws text to current bbp16 screen\r
	32	static void text_out16_(int x, int y, const char *text, int color)\r
	33	{\r
	34	int i, l, u, tr, tg, tb, len;\r
	35	unsigned short dest = (unsigned short )SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r
	36	tr = (color & 0xf800) >> 8;\r
	37	tg = (color & 0x07e0) >> 3;\r
	38	tb = (color & 0x001f) << 3;\r
	39	\r
	40	if (text == (void *)1)\r
	41	{\r
	42	// selector symbol\r
	43	text = "";\r
	44	len = 1;\r
	45	}\r
	46	else\r
	47	len = strlen(text);\r
	48	\r
	49	for (i = 0; i < len; i++)\r
	50	{\r
	51	unsigned char src = menu_font_data + (unsigned int)text[i]4*10;\r
	52	unsigned short *dst = dest;\r
	53	for (l = 0; l < 10; l++, dst += SCREEN_WIDTH-8)\r
	54	{\r
	55	for (u = 8/2; u > 0; u--, src++)\r
	56	{\r
	57	int c, r, g, b;\r
	58	c = *src >> 4;\r
	59	r = (*dst & 0xf800) >> 8;\r
	60	g = (*dst & 0x07e0) >> 3;\r
	61	b = (*dst & 0x001f) << 3;\r
	62	r = (c^0xf)r/15 + ctr/15;\r
	63	g = (c^0xf)g/15 + ctg/15;\r
	64	b = (c^0xf)b/15 + ctb/15;\r
	65	*dst++ = ((r<<8)&0xf800) \| ((g<<3)&0x07e0) \| (b>>3);\r
	66	c = *src & 0xf;\r
	67	r = (*dst & 0xf800) >> 8;\r
	68	g = (*dst & 0x07e0) >> 3;\r
	69	b = (*dst & 0x001f) << 3;\r
	70	r = (c^0xf)r/15 + ctr/15;\r
	71	g = (c^0xf)g/15 + ctg/15;\r
	72	b = (c^0xf)b/15 + ctb/15;\r
	73	*dst++ = ((r<<8)&0xf800) \| ((g<<3)&0x07e0) \| (b>>3);\r
	74	}\r
	75	}\r
	76	dest += 8;\r
	77	}\r
	78	}\r
	79	\r
	80	void text_out16(int x, int y, const char *texto, ...)\r
	81	{\r
	82	va_list args;\r
	83	char buffer[512];\r
	84	\r
	85	va_start(args,texto);\r
	86	vsprintf(buffer,texto,args);\r
	87	va_end(args);\r
	88	\r
89	text_out16_(x,y,buffer,menu_text_color);\r
90	}\r
91	\r
92	\r
93	void smalltext_out16(int x, int y, const char *texto, int color)\r
94	{\r
95	int i;\r
96	unsigned char *src;\r
97	unsigned short *dst;\r
98	\r
99	for (i = 0;; i++, x += 6)\r
100	{\r
101	unsigned char c = (unsigned char) texto[i];\r
102	int h = 8;\r
103	\r
104	if (!c) break;\r
105	\r
106	src = fontdata6x8[c];\r
107	dst = (unsigned short )SCREEN_BUFFER + x + ySCREEN_WIDTH;\r
108	\r
109	while (h--)\r
110	{\r
111	int w = 0x20;\r
112	while (w)\r
113	{\r
114	if( src & w ) dst = color;\r
115	dst++;\r
116	w>>=1;\r
117	}\r
118	src++;\r
119	\r
120	dst += SCREEN_WIDTH-6;\r
121	}\r
122	}\r
123	}\r
124	\r
125	void smalltext_out16_lim(int x, int y, const char *texto, int color, int max)\r
126	{\r
127	char buffer[SCREEN_WIDTH/6+1];\r
128	\r
129	strncpy(buffer, texto, SCREEN_WIDTH/6);\r
130	if (max > SCREEN_WIDTH/6) max = SCREEN_WIDTH/6;\r
131	if (max < 0) max = 0;\r
132	buffer[max] = 0;\r
133	\r
134	smalltext_out16(x, y, buffer, color);\r
135	}\r
136	\r
137	void menu_draw_selection(int x, int y, int w)\r
138	{\r
139	int i, h;\r
140	unsigned short dst, dest;\r
141	\r
142	text_out16_(x, y, (void *)1, (menu_sel_color < 0) ? menu_text_color : menu_sel_color);\r
143	\r
144	if (menu_sel_color < 0) return; // no selection hilight\r
145	\r
146	if (y > 0) y--;\r
147	dest = (unsigned short )SCREEN_BUFFER + x + ySCREEN_WIDTH + 14;\r
148	for (h = 11; h > 0; h--)\r
149	{\r
150	dst = dest;\r
151	for (i = w; i > 0; i--)\r
152	*dst++ = menu_sel_color;\r
153	dest += SCREEN_WIDTH;\r
154	}\r
155	}\r
156	\r
157	static int parse_hex_color(char *buff)\r
158	{\r
159	char *endp = buff;\r
160	int t = (int) strtoul(buff, &endp, 16);\r
161	if (endp != buff) return ((t>>8)&0xf800) \| ((t>>5)&0x07e0) \| ((t>>3)&0x1f);\r
162	return -1;\r
163	}\r
164	\r
165	void menu_init(void)\r
166	{\r
167	int c, l;\r
168	unsigned char *fd = menu_font_data;\r
169	char buff[256];\r
170	FILE *f;\r
171	\r
172	// generate default font from fontdata8x8\r
173	memset(menu_font_data, 0, sizeof(menu_font_data));\r
174	for (c = 0; c < 256; c++)\r
175	{\r
176	for (l = 0; l < 8; l++)\r
177	{\r
178	unsigned char fd8x8 = fontdata8x8[c*8+l];\r
179	if (fd8x8&0x80) *fd \|= 0xf0;\r
180	if (fd8x8&0x40) *fd \|= 0x0f; fd++;\r
181	if (fd8x8&0x20) *fd \|= 0xf0;\r
182	if (fd8x8&0x10) *fd \|= 0x0f; fd++;\r
183	if (fd8x8&0x08) *fd \|= 0xf0;\r
184	if (fd8x8&0x04) *fd \|= 0x0f; fd++;\r
185	if (fd8x8&0x02) *fd \|= 0xf0;\r
186	if (fd8x8&0x01) *fd \|= 0x0f; fd++;\r
187	}\r
188	fd += 8*2/2; // 2 empty lines\r
189	}\r
190	\r
191	// load custom font and selector (stored as 1st symbol in font table)\r
192	readpng(menu_font_data, "skin/font.png", READPNG_FONT);\r
193	memcpy(menu_font_data, menu_font_data + ((int)'>')410, 4*10); // default selector symbol is '>'\r
194	readpng(menu_font_data, "skin/selector.png", READPNG_SELECTOR);\r
195	\r
196	// load custom colors\r
197	f = fopen("skin/skin.txt", "r");\r
198	if (f != NULL)\r
199	{\r
200	lprintf("found skin.txt\n");\r
201	while (!feof(f))\r
202	{\r
203	fgets(buff, sizeof(buff), f);\r
204	if (buff[0] == '#' \|\| buff[0] == '/') continue; // comment\r
205	if (buff[0] == '\r' \|\| buff[0] == '\n') continue; // empty line\r
206	if (strncmp(buff, "text_color=", 11) == 0)\r
207	{\r
208	int tmp = parse_hex_color(buff+11);\r
209	if (tmp >= 0) menu_text_color = tmp;\r
210	else lprintf("skin.txt: parse error for text_color\n");\r
211	}\r
212	else if (strncmp(buff, "selection_color=", 16) == 0)\r
213	{\r
214	int tmp = parse_hex_color(buff+16);\r
215	if (tmp >= 0) menu_sel_color = tmp;\r
216	else lprintf("skin.txt: parse error for selection_color\n");\r
217	}\r
218	else\r
219	lprintf("skin.txt: parse error: %s\n", buff);\r
220	}\r
221	fclose(f);\r
222	}\r
223	}\r
224	\r
225	\r
226	int me_id2offset(const menu_entry *entries, int count, menu_id id)\r
227	{\r
228	int i;\r
229	for (i = 0; i < count; i++)\r
230	{\r
231	if (entries[i].id == id) return i;\r
232	}\r
233	\r
234	lprintf("%s: id %i not found\n", __FUNCTION__, id);\r
235	return 0;\r
236	}\r
237	\r
238	void me_enable(menu_entry *entries, int count, menu_id id, int enable)\r
239	{\r
240	int i = me_id2offset(entries, count, id);\r
241	entries[i].enabled = enable;\r
242	}\r
243	\r
244	int me_count_enabled(const menu_entry *entries, int count)\r
245	{\r
246	int i, ret = 0;\r
247	\r
248	for (i = 0; i < count; i++)\r
249	{\r
250	if (entries[i].enabled) ret++;\r
251	}\r
252	\r
253	return ret;\r
254	}\r
255	\r
256	menu_id me_index2id(const menu_entry *entries, int count, int index)\r
257	{\r
258	int i;\r
259	\r
260	for (i = 0; i < count; i++)\r
261	{\r
262	if (entries[i].enabled)\r
263	{\r
264	if (index == 0) break;\r
265	index--;\r
266	}\r
267	}\r
268	if (i >= count) i = count - 1;\r
269	return entries[i].id;\r
270	}\r
271	\r
272	void me_draw(const menu_entry entries, int count, int x, int y, me_draw_custom_f cust_draw, void *param)\r
273	{\r
274	int i, y1 = y;\r
275	\r
276	for (i = 0; i < count; i++)\r
277	{\r
278	if (!entries[i].enabled) continue;\r
279	if (entries[i].name == NULL)\r
280	{\r
281	if (cust_draw != NULL)\r
282	cust_draw(&entries[i], x, y1, param);\r
283	y1 += 10;\r
284	continue;\r
285	}\r
286	text_out16(x, y1, entries[i].name);\r
287	if (entries[i].beh == MB_ONOFF)\r
288	text_out16(x + 278, y1, ((int *)entries[i].var & entries[i].mask) ? "ON" : "OFF");\r
289	else if (entries[i].beh == MB_RANGE)\r
290	text_out16(x + 278, y1, "%i", (int *)entries[i].var);\r
291	y1 += 10;\r
292	}\r
293	}\r
294	\r
295	int me_process(menu_entry *entries, int count, menu_id id, int is_next)\r
296	{\r
297	int i = me_id2offset(entries, count, id);\r
298	menu_entry *entry = &entries[i];\r
299	switch (entry->beh)\r
300	{\r
301	case MB_ONOFF:\r
302	(int )entry->var ^= entry->mask;\r
303	return 1;\r
304	case MB_RANGE:\r
305	(int )entry->var += is_next ? 1 : -1;\r
306	if ((int )entry->var < (int)entry->min) (int )entry->var = (int)entry->min;\r
307	if ((int )entry->var > (int)entry->max) (int )entry->var = (int)entry->max;\r
308	return 1;\r
309	default:\r
310	return 0;\r
311	}\r
312	}\r
313	\r
314	\r
315	\r