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source: libcaca/trunk/caca-php/examples/demo.php @ 3108

Revision 3108, 6.4 KB checked in by nico, 5 years ago (diff)
Add php binding for 9 new functions Improve examples/demo.php

Line
1	#!/usr/bin/php5
2	<?
3
4	function main() {
5	$cv = caca_create_canvas(0, 0);
6	if (!$cv) {
7	die("Error while creating canvas\n");
8	}
9
10	$dp = caca_create_display($cv);
11	if (!$dp) {
12	die("Error while attaching canvas to display\n");
13	}
14
15	display_menu($cv, $dp);
16
17	caca_set_display_time($dp, 40000);
18
19	/* Disable cursor */
20	caca_set_mouse($dp, 0);
21
22	/* Main menu */
23	display_menu($cv, $dp);
24	caca_refresh_display($dp);
25
26
27	/* Go ! */
28	$bounds = $outline = $dithering = 0;
29
30	$ev = caca_create_event();
31	while(!$quit) {
32	$menu = $mouse = $xmouse = $ymouse = 0;
33
34	while (caca_get_event($dp, CACA_EVENT_ANY, $ev, 0)) {
35	if ($demo and (caca_get_event_type($ev) & CACA_EVENT_KEY_PRESS)) {
36	$menu = 1;
37	$demo = false;
38	}
39	else if (caca_get_event_type($ev) & CACA_EVENT_KEY_PRESS) {
40	switch (caca_get_event_key_ch($ev)) {
41	case ord('q'):
42	case ord('Q'):
43	case CACA_KEY_ESCAPE:
44	$demo = false;
45	$quit = 1;
46	break;
47	case ord('o'):
48	case ord('O'):
49	$outline = ($outline + 1) % 3;
50	display_menu($cv, $dp);
51	break;
52	case ord('b'):
53	case ord('B'):
54	$bounds = ($bounds + 1) % 2;
55	display_menu($cv, $dp);
56	break;
57	case ord('d'):
58	case ord('D'):
59	$dithering = ($dithering + 1) % 5;
60	caca_set_feature($cv, $dithering);
61	display_menu($cv, $dp);
62	break;
63	case ord('f'):
64	case ord('F'):
65	$demo = "demo_all";
66	break;
67	case ord('1'):
68	$demo = "demo_dots";
69	break;
70	case ord('2'):
71	$demo = "demo_lines";
72	break;
73	case ord('3'):
74	$demo = "demo_boxes";
75	break;
76	case ord('4'):
77	$demo = "demo_triangles";
78	break;
79	case ord('5'):
80	$demo = "demo_ellipses";
81	break;
82	case ord('s'):
83	case ord('S'):
84	$demo = "demo_sprites";
85	break;
86	case ord('r'):
87	case ord('R'):
88	$demo = "demo_render";
89	break;
90	}
91
92	if ($demo) {
93	caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK);
94	caca_clear_canvas($cv);
95	}
96	}
97	else if(caca_get_event_type($ev) & CACA_EVENT_MOUSE_MOTION) {
98	$mouse = 1;
99	$xmouse = caca_get_event_mouse_x($ev);
100	$ymouse = caca_get_event_mouse_y($ev);
101	}
102	else if(caca_get_event_type($ev) & CACA_EVENT_RESIZE) {
103	$mouse = 1; /* old hack */
104	}
105	}
106
107	if ($menu \|\| ($mouse && !$demo)) {
108	display_menu($cv, $dp);
109	if ($mouse && !$demo) {
110	caca_set_color_ansi($cv, CACA_RED, CACA_BLACK);
111	caca_put_str($cv, $xmouse, $ymouse,".");
112	caca_put_str($cv, $xmouse, $ymouse + 1, "\|\\");
113	}
114	caca_refresh_display($dp);
115	$mouse = $menu = 0;
116	}
117
118	if ($demo) {
119	$demo($cv, $bounds, $outline, $dithering);
120
121	caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK);
122	caca_draw_thin_box($cv, 1, 1, caca_get_canvas_width($cv) - 2, caca_get_canvas_height($cv) - 2);
123	$rate = (1000000 / caca_get_display_time($dp)).".".((10000000 / caca_get_display_time($dp)) % 10);
124	caca_put_str($cv, 4, 1, "[$rate fps]----");
125	caca_refresh_display($dp);
126	}
127	}
128	}
129
130	function display_menu($cv, $dp) {
131	$xo = caca_get_canvas_width($cv) - 2;
132	$yo = caca_get_canvas_height($cv) - 2;
133
134	caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK);
135	caca_clear_canvas($cv);
136	caca_draw_thin_box($cv, 1, 1, $xo, $yo);
137
138	caca_put_str($cv, ($xo - strlen("libcaca demo")) / 2, 3, "libcaca demo");
139	caca_put_str($cv, ($xo - strlen("==============")) / 2, 4, "==============");
140
141	caca_put_str($cv, 4, 6, "demos:");
142	caca_put_str($cv, 4, 7, "'f': full");
143	caca_put_str($cv, 4, 8, "'1': dots");
144	caca_put_str($cv, 4, 9, "'2': lines");
145	caca_put_str($cv, 4, 10, "'3': boxes");
146	caca_put_str($cv, 4, 11, "'4': triangles");
147	caca_put_str($cv, 4, 12, "'5': ellipses");
148	caca_put_str($cv, 4, 13, "'c': colour");
149	caca_put_str($cv, 4, 14, "'r': render");
150
151	if ($sprite)
152	caca_put_str($cv, 4, 15, "'s': sprites");
153
154	caca_put_str($cv, 4, 16, "settings:");
155	caca_put_str($cv, 4, 17, "'o': outline: ".((outline == 0) ? "none" : ((outline == 1) ? "solid" : "thin")));
156	caca_put_str($cv, 4, 18, "'b': drawing boundaries: ".((bounds == 0) ? "screen" : "infinite"));
157	caca_put_str($cv, 4, $yo - 2, "'q': quit");
158
159	caca_refresh_display($dp);
160	}
161
162	function demo_dots($cv, $bounds, $outline, $dithering) {
163	$xmax = caca_get_canvas_width($cv);
164	$ymax = caca_get_canvas_height($cv);
165
166	$chars = array('+', '-', '*', '#', 'X', '@', '%', '$', 'M', 'W');
167
168	for ($i = 1000; $i--;) {
169	/* Putpixel */
170	caca_set_color_ansi($cv, caca_rand(0, 16), caca_rand(0, 16));
171	caca_put_char($cv, caca_rand(0, $xmax), caca_rand(0, $ymax), $chars[caca_rand(0, 9)]);
172	}
173	}
174
175	function demo_lines($cv, $bounds, $outline, $dithering) {
176	$w = caca_get_canvas_width($cv);
177	$h = caca_get_canvas_height($cv);
178
179	if ($bounds) {
180	$xa = caca_rand(- $w, 2 * $w); $ya = caca_rand(- $h, 2 * $h);
181	$xb = caca_rand(- $w, 2 * $w); $yb = caca_rand(- $h, 2 * $h);
182	}
183	else {
184	$xa = caca_rand(0, $w); $ya = caca_rand(0, $h);
185	$xb = caca_rand(0, $w); $yb = caca_rand(0, $h);
186	}
187
188	caca_set_color_ansi($cv, caca_rand(0, 16), CACA_BLACK);
189	if ($outline > 1)
190	caca_draw_thin_line($cv, $xa, $ya, $xb, $yb);
191	else
192	caca_draw_line($cv, $xa, $ya, $xb, $yb, '#');
193	}
194
195	function demo_boxes($cv, $bounds, $outline, $dithering) {
196	$w = caca_get_canvas_width($cv);
197	$h = caca_get_canvas_height($cv);
198
199	if ($bounds) {
200	$xa = caca_rand(- $w, 2 * $w); $ya = caca_rand(- $h, 2 * $h);
201	$xb = caca_rand(- $w, 2 * $w); $yb = caca_rand(- $h, 2 * $h);
202	}
203	else {
204	$xa = caca_rand(0, $w); $ya = caca_rand(0, $h);
205	$xb = caca_rand(0, $w); $yb = caca_rand(0, $h);
206	}
207
208	caca_set_color_ansi($cv, caca_rand(0, 16), caca_rand(0, 16));
209	caca_fill_box($cv, $xa, $ya, $xb, $yb, '#');
210
211	caca_set_color_ansi($cv, caca_rand(0, 16), CACA_BLACK);
212	if($outline == 2)
213	caca_draw_thin_box($cv, $xa, $ya, $xb, $yb);
214	else if($outline == 1)
215	caca_draw_box($cv, $xa, $ya, $xb, $yb, '#');
216	}
217
218	function demo_ellipses($cv, $bounds, $outline, $dithering) {
219	$w = caca_get_canvas_width($cv);
220	$h = caca_get_canvas_height($cv);
221
222	if ($bounds) {
223	$x = caca_rand(- $w, 2 * $w); $y = caca_rand(- $h, 2 * $h);
224	$a = caca_rand(0, $w); $b = caca_rand(0, $h);
225	}
226	else {
227	do {
228	$x = caca_rand(0, $w); $y = caca_rand(0, $h);
229	$a = caca_rand(0, $w); $b = caca_rand(0, $h);
230	} while ($x - $a < 0 \|\| $x + $a >= $w \|\| $y - $b < 0 \|\| $y + $b >= $h);
231	}
232
233	caca_set_color_ansi($cv, caca_rand(0, 16), caca_rand(0, 16));
234	caca_fill_ellipse($cv, $x, $y, $a, $b, '#');
235
236	caca_set_color_ansi($cv, caca_rand(0, 16), CACA_BLACK);
237	if ($outline == 2)
238	caca_draw_thin_ellipse($cv, $x, $y, $a, $b);
239	else if ($outline == 1)
240	caca_draw_ellipse($cv, $x, $y, $a, $b, '#');
241	}
242
243
244
245	main();

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