1 | /* |
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2 | * font libcaca font test program |
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3 | * Copyright (c) 2006-2010 Sam Hocevar <sam@hocevar.net> |
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4 | * All Rights Reserved |
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5 | * |
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6 | * This program is free software. It comes without any warranty, to |
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7 | * the extent permitted by applicable law. You can redistribute it |
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8 | * and/or modify it under the terms of the Do What The Fuck You Want |
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9 | * To Public License, Version 2, as published by Sam Hocevar. See |
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10 | * http://sam.zoy.org/wtfpl/COPYING for more details. |
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11 | */ |
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12 | |
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13 | #include "config.h" |
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14 | |
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15 | #if !defined(__KERNEL__) |
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16 | # if defined(HAVE_ENDIAN_H) |
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17 | # include <endian.h> |
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18 | # endif |
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19 | |
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20 | # include <stdio.h> |
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21 | # include <stdlib.h> |
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22 | # include <string.h> |
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23 | #endif |
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24 | |
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25 | #include "caca.h" |
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26 | |
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27 | int main(int argc, char *argv[]) |
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28 | { |
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29 | caca_canvas_t *cv; |
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30 | caca_display_t *dp; |
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31 | caca_font_t *f; |
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32 | caca_dither_t *d; |
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33 | uint8_t *buf; |
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34 | unsigned int w, h; |
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35 | char const * const * fonts; |
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36 | |
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37 | /* Create a canvas */ |
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38 | cv = caca_create_canvas(8, 2); |
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39 | if(cv == NULL) |
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40 | { |
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41 | printf("Can't create canvas\n"); |
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42 | return -1; |
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43 | } |
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44 | |
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45 | |
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46 | /* Draw stuff on our canvas */ |
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47 | caca_set_color_ansi(cv, CACA_WHITE, CACA_BLACK); |
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48 | caca_put_str(cv, 0, 0, "ABcde"); |
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49 | caca_set_color_ansi(cv, CACA_LIGHTRED, CACA_BLACK); |
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50 | caca_put_str(cv, 5, 0, "\\o/"); |
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51 | caca_set_color_ansi(cv, CACA_WHITE, CACA_BLUE); |
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52 | caca_put_str(cv, 0, 1, "&$âøÿØ?!"); |
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53 | |
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54 | /* Load a libcaca internal font */ |
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55 | fonts = caca_get_font_list(); |
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56 | if(fonts[0] == NULL) |
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57 | { |
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58 | fprintf(stderr, "error: libcaca was compiled without any fonts\n"); |
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59 | return -1; |
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60 | } |
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61 | f = caca_load_font(fonts[0], 0); |
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62 | if(f == NULL) |
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63 | { |
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64 | fprintf(stderr, "error: could not load font \"%s\"\n", fonts[0]); |
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65 | return -1; |
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66 | } |
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67 | |
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68 | /* Create our bitmap buffer (32-bit ARGB) */ |
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69 | w = caca_get_canvas_width(cv) * caca_get_font_width(f); |
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70 | h = caca_get_canvas_height(cv) * caca_get_font_height(f); |
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71 | buf = malloc(4 * w * h); |
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72 | |
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73 | /* Render the canvas onto our image buffer */ |
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74 | caca_render_canvas(cv, f, buf, w, h, 4 * w); |
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75 | |
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76 | /* Just for fun, render the image using libcaca */ |
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77 | caca_set_canvas_size(cv, 80, 32); |
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78 | dp = caca_create_display(cv); |
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79 | |
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80 | { |
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81 | #if defined(HAVE_ENDIAN_H) |
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82 | if(__BYTE_ORDER == __BIG_ENDIAN) |
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83 | #else |
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84 | /* This is compile-time optimised with at least -O1 or -Os */ |
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85 | uint32_t const tmp = 0x12345678; |
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86 | if(*(uint8_t const *)&tmp == 0x12) |
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87 | #endif |
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88 | d = caca_create_dither(32, w, h, 4 * w, |
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89 | 0xff0000, 0xff00, 0xff, 0xff000000); |
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90 | else |
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91 | d = caca_create_dither(32, w, h, 4 * w, |
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92 | 0xff00, 0xff0000, 0xff000000, 0xff); |
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93 | } |
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94 | |
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95 | caca_dither_bitmap(cv, 0, 0, caca_get_canvas_width(cv), |
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96 | caca_get_canvas_height(cv), d, buf); |
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97 | caca_refresh_display(dp); |
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98 | |
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99 | caca_get_event(dp, CACA_EVENT_KEY_PRESS, NULL, -1); |
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100 | |
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101 | /* Free everything */ |
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102 | caca_free_display(dp); |
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103 | free(buf); |
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104 | caca_free_dither(d); |
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105 | caca_free_font(f); |
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106 | caca_free_canvas(cv); |
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107 | |
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108 | return 0; |
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109 | } |
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110 | |
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