copy export.c to export.php in preparation for phpizing

caca-php/examples/export.php

@@ -0,0 +1,159 @@
+/*
+ *  export        libcaca export test program
+ *  Copyright (c) 2006 Sam Hocevar <sam@zoy.org>
+ *                All Rights Reserved
+ *
+ *  $Id$
+ *
+ *  This program is free software. It comes without any warranty, to
+ *  the extent permitted by applicable law. You can redistribute it
+ *  and/or modify it under the terms of the Do What The Fuck You Want
+ *  To Public License, Version 2, as published by Sam Hocevar. See
+ *  http://sam.zoy.org/wtfpl/COPYING for more details.
+ */
+
+#include "config.h"
+
+#if !defined(__KERNEL__)
+#   include <stdio.h>
+#   include <stdlib.h>
+#   include <string.h>
+#endif
+
+#include "caca.h"
+
+#define WIDTH 80
+#define HEIGHT 32
+
+uint32_t pixels[256*256];
+
+int main(int argc, char *argv[])
+{
+    caca_canvas_t *cv;
+    caca_dither_t *dither;
+    void *buffer;
+    char *file, *format;
+    char const * const * exports, * const * p;
+    size_t len;
+    int x, y;
+
+    exports = caca_get_export_list();
+
+    if(argc < 2 || argc > 3)
+    {
+        fprintf(stderr, "%s: wrong argument count\n", argv[0]);
+        fprintf(stderr, "usage: %s [file] <format>\n", argv[0]);
+        fprintf(stderr, "where <format> is one of:\n");
+        for(p = exports; *p; p += 2)
+            fprintf(stderr, " \"%s\" (%s)\n", *p, *(p + 1));
+        exit(-1);
+    }
+
+    if(argc == 2)
+    {
+        file = NULL;
+        format = argv[1];
+    }
+    else
+    {
+        file = argv[1];
+        format = argv[2];
+    }
+
+    for(p = exports; *p; p += 2)
+        if(!strcasecmp(format, *p))
+            break;
+
+    if(!*p)
+    {
+        fprintf(stderr, "%s: unknown format `%s'\n", argv[0], format);
+        fprintf(stderr, "please use one of:\n");
+        for(p = exports; *p; p += 2)
+            fprintf(stderr, " \"%s\" (%s)\n", *p, *(p + 1));
+        exit(-1);
+    }
+
+    if(file)
+    {
+        cv = caca_create_canvas(0, 0);
+        if(caca_import_file(cv, file, "") < 0)
+        {
+            fprintf(stderr, "%s: `%s' has unknown format\n", argv[0], file);
+            exit(-1);
+        }
+    }
+    else
+    {
+        cv = caca_create_canvas(WIDTH, HEIGHT);
+
+        for(y = 0; y < 256; y++)
+        {
+            for(x = 0; x < 256; x++)
+            {
+                uint32_t r = x;
+                uint32_t g = (255 - y + x) / 2;
+                uint32_t b = y * (255 - x) / 256;
+                pixels[y * 256 + x] = (r << 16) | (g << 8) | (b << 0);
+            }
+        }
+
+        dither = caca_create_dither(32, 256, 256, 4 * 256,
+                                     0x00ff0000, 0x0000ff00, 0x000000ff, 0x0);
+        if(!strcmp(format, "ansi") || !strcmp(format, "utf8"))
+            caca_set_dither_charset(dither, "shades");
+        caca_dither_bitmap(cv, 0, 0, caca_get_canvas_width(cv),
+                            caca_get_canvas_height(cv), dither, pixels);
+        caca_free_dither(dither);
+
+        caca_set_color_ansi(cv, CACA_WHITE, CACA_BLACK);
+        caca_draw_thin_box(cv, 0, 0, WIDTH - 1, HEIGHT - 1);
+
+        caca_set_color_ansi(cv, CACA_BLACK, CACA_WHITE);
+        caca_fill_ellipse(cv, WIDTH / 2, HEIGHT / 2,
+                               WIDTH / 4, HEIGHT / 4, ' ');
+
+        caca_set_color_ansi(cv, CACA_LIGHTGRAY, CACA_BLACK);
+        caca_put_str(cv, WIDTH / 2 - 12, HEIGHT / 2 - 6,
+                      "   lightgray on black   ");
+        caca_set_color_ansi(cv, CACA_DEFAULT, CACA_TRANSPARENT);
+        caca_put_str(cv, WIDTH / 2 - 12, HEIGHT / 2 - 5,
+                      " default on transparent ");
+        caca_set_color_ansi(cv, CACA_BLACK, CACA_WHITE);
+        caca_put_str(cv, WIDTH / 2 - 12, HEIGHT / 2 - 4,
+                      "     black on white     ");
+
+        caca_set_color_ansi(cv, CACA_BLACK, CACA_WHITE);
+        caca_put_str(cv, WIDTH / 2 - 8, HEIGHT / 2 - 3, "[<><><><> <>--<>]");
+        caca_put_str(cv, WIDTH / 2 - 8, HEIGHT / 2 - 2, "[ドラゴン ボーレ]");
+        caca_put_str(cv, WIDTH / 2 - 7, HEIGHT / 2 + 2, "äβç ░▒▓█▓▒░ ΔЗҒ");
+        caca_put_str(cv, WIDTH / 2 - 5, HEIGHT / 2 + 4, "(\") \\o/ <&>");
+
+        caca_set_attr(cv, CACA_BOLD);
+        caca_put_str(cv, WIDTH / 2 - 16, HEIGHT / 2 + 3, "Bold");
+        caca_set_attr(cv, CACA_BLINK);
+        caca_put_str(cv, WIDTH / 2 - 9, HEIGHT / 2 + 3, "Blink");
+        caca_set_attr(cv, CACA_ITALICS);
+        caca_put_str(cv, WIDTH / 2 - 1, HEIGHT / 2 + 3, "Italics");
+        caca_set_attr(cv, CACA_UNDERLINE);
+        caca_put_str(cv, WIDTH / 2 + 8, HEIGHT / 2 + 3, "Underline");
+        caca_set_attr(cv, 0);
+
+        caca_set_color_ansi(cv, CACA_WHITE, CACA_LIGHTBLUE);
+        caca_put_str(cv, WIDTH / 2 - 7, HEIGHT / 2, "    LIBCACA    ");
+
+        for(x = 0; x < 16; x++)
+        {
+            caca_set_color_argb(cv, 0xff00 | x, 0xf00f | (x << 4));
+            caca_put_char(cv, WIDTH / 2 - 7 + x, HEIGHT / 2 + 6, '#');
+        }
+    }
+
+    buffer = caca_export_memory(cv, format, &len);
+    fwrite(buffer, len, 1, stdout);
+    free(buffer);
+
+    caca_free_canvas(cv);
+
+    return 0;
+}
+