1 | <?php |
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2 | /* |
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3 | * export libcaca export test program |
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4 | * Copyright (c) 2008 Benjamin C. Wiley Sittler <bsittler@gmail.com> |
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5 | * |
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6 | * This file is a Php port of "examples/export.c" |
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7 | * which is: |
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8 | * Copyright (c) 2006 Sam Hocevar <sam@zoy.org> |
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9 | * All Rights Reserved |
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10 | * |
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11 | * $Id: export.php 3247 2008-11-03 21:15:09Z bsittler $ |
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12 | * |
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13 | * This program is free software. It comes without any warranty, to |
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14 | * the extent permitted by applicable law. You can redistribute it |
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15 | * and/or modify it under the terms of the Do What The Fuck You Want |
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16 | * To Public License, Version 2, as published by Sam Hocevar. See |
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17 | * http://sam.zoy.org/wtfpl/COPYING for more details. |
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18 | */ |
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19 | |
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20 | define('WIDTH', 80); |
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21 | define('HEIGHT', 32); |
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22 | |
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23 | $pixels = imagecreatetruecolor(256, 256); |
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24 | |
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25 | $exports = caca_get_export_list(); |
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26 | |
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27 | $file = isset($_FILES['file']) ? $_FILES['file']['tmp_name'] : NULL; |
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28 | $format = isset($_REQUEST['format']) ? $_REQUEST['format'] : NULL; |
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29 | |
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30 | if((! $format) || (! array_key_exists($format, $exports))) |
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31 | { |
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32 | header("Content-type: text/html; charset=UTF-8"); |
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33 | |
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34 | ?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" |
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35 | "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
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36 | |
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37 | <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> |
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38 | <head> |
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39 | <title>libcaca export test program</title> |
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40 | <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> |
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41 | </head> |
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42 | <body> |
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43 | |
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44 | <form action="#" enctype="multipart/form-data" method="post"> |
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45 | <label for="file">File:</label> |
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46 | <input name="file" type="file" /> <em>(optional)</em> |
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47 | <br /> |
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48 | <input type="submit" value="Export" /> |
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49 | <label for="format">as</label> |
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50 | <select name="format" id="format"> |
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51 | <?php |
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52 | foreach($exports as $format => $name) |
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53 | { |
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54 | ?><option value="<?= htmlspecialchars($format) ?>"<?= |
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55 | ($format == 'html') ? ' selected="selected"' : '' ?>><?= |
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56 | htmlspecialchars($name . " (" . $format . ")") ?></option><?php |
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57 | } |
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58 | ?> |
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59 | </select> |
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60 | </form> |
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61 | </body> |
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62 | </html> |
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63 | <?php |
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64 | exit(0); |
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65 | } |
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66 | |
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67 | if($file) |
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68 | { |
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69 | $cv = caca_create_canvas(0, 0); |
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70 | if(caca_import_file($cv, $file, "") < 0) |
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71 | { |
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72 | die($argv[0] . ": `" . $file . "' has unknown format\n"); |
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73 | } |
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74 | } |
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75 | else |
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76 | { |
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77 | $cv = caca_create_canvas(WIDTH, HEIGHT); |
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78 | |
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79 | for($y = 0; $y < 256; $y++) |
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80 | { |
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81 | for($x = 0; $x < 256; $x++) |
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82 | { |
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83 | $r = $x; |
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84 | $g = (255 - $y + $x) / 2; |
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85 | $b = $y * (255 - $x) / 256; |
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86 | imagesetpixel($pixels, $x, $y, imagecolorallocate($pixels, $r, $g, $b)); |
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87 | } |
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88 | } |
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89 | |
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90 | $dither = caca_create_dither($pixels); |
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91 | if(($format == "ansi") || ($format == "utf8")) |
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92 | caca_set_dither_charset($dither, "shades"); |
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93 | caca_dither_bitmap($cv, 0, 0, caca_get_canvas_width($cv), |
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94 | caca_get_canvas_height($cv), $dither, $pixels); |
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95 | |
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96 | caca_set_color_ansi($cv, CACA_WHITE, CACA_BLACK); |
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97 | caca_draw_thin_box($cv, 0, 0, WIDTH - 1, HEIGHT - 1); |
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98 | |
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99 | caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE); |
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100 | caca_fill_ellipse($cv, WIDTH / 2, HEIGHT / 2, |
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101 | WIDTH / 4, HEIGHT / 4, ord(' ')); |
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102 | |
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103 | caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK); |
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104 | caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 6, |
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105 | " lightgray on black "); |
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106 | caca_set_color_ansi($cv, CACA_DEFAULT, CACA_TRANSPARENT); |
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107 | caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 5, |
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108 | " default on transparent "); |
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109 | caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE); |
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110 | caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 4, |
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111 | " black on white "); |
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112 | |
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113 | caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE); |
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114 | caca_put_str($cv, WIDTH / 2 - 8, HEIGHT / 2 - 3, "[<><><><> <>--<>]"); |
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115 | caca_put_str($cv, WIDTH / 2 - 8, HEIGHT / 2 - 2, "[ドラゴン ボーレ]"); |
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116 | caca_put_str($cv, WIDTH / 2 - 7, HEIGHT / 2 + 2, "äβç ░▒▓█▓▒░ ΔЗҒ"); |
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117 | caca_put_str($cv, WIDTH / 2 - 5, HEIGHT / 2 + 4, "(\") \\o/ <&>"); |
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118 | |
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119 | caca_set_attr($cv, CACA_BOLD, CACA_DEFAULT); |
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120 | caca_put_str($cv, WIDTH / 2 - 16, HEIGHT / 2 + 3, "Bold"); |
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121 | caca_set_attr($cv, CACA_BLINK, CACA_DEFAULT); |
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122 | caca_put_str($cv, WIDTH / 2 - 9, HEIGHT / 2 + 3, "Blink"); |
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123 | caca_set_attr($cv, CACA_ITALICS, CACA_DEFAULT); |
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124 | caca_put_str($cv, WIDTH / 2 - 1, HEIGHT / 2 + 3, "Italics"); |
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125 | caca_set_attr($cv, CACA_UNDERLINE, CACA_DEFAULT); |
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126 | caca_put_str($cv, WIDTH / 2 + 8, HEIGHT / 2 + 3, "Underline"); |
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127 | caca_set_attr($cv, 0, CACA_DEFAULT); |
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128 | |
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129 | caca_set_color_ansi($cv, CACA_WHITE, CACA_LIGHTBLUE); |
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130 | caca_put_str($cv, WIDTH / 2 - 7, HEIGHT / 2, " LIBCACA "); |
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131 | |
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132 | for($x = 0; $x < 16; $x++) |
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133 | { |
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134 | caca_set_color_argb($cv, 0xff00 | $x, 0xf00f | ($x << 4)); |
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135 | caca_put_char($cv, WIDTH / 2 - 7 + $x, HEIGHT / 2 + 6, ord('#')); |
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136 | } |
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137 | } |
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138 | |
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139 | $content_type_map = array( |
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140 | 'ansi' => 'text/plain; charset=CP437', |
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141 | 'utf8' => 'text/plain; charset=UTF-8', |
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142 | 'utf8cr' => 'text/plain; charset=UTF-8', |
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143 | 'html' => 'text/html; charset=UTF-8', |
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144 | 'html3' => 'text/html; charset=UTF-8', |
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145 | 'bbfr' => 'text/plain; charset=UTF-8', |
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146 | 'irc' => 'text/plain; charset=UTF-8', |
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147 | 'ps' => 'application/postscript', |
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148 | 'svg' => 'image/svg+xml', |
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149 | 'tga' => 'image/x-targa' |
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150 | ); |
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151 | |
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152 | $extension_map = array( |
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153 | 'ansi' => 'txt', |
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154 | 'utf8' => 'txt', |
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155 | 'utf8cr' => 'txt', |
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156 | 'irc' => 'txt', |
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157 | 'tga' => 'tga' |
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158 | ); |
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159 | |
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160 | if (! array_key_exists($format, $content_type_map)) |
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161 | $content_type = 'application/octet-stream'; |
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162 | else |
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163 | $content_type = $content_type_map[$format]; |
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164 | |
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165 | header('Content-Type: ' . $content_type); |
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166 | if (array_key_exists($format, $extension_map)) |
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167 | header('Content-Disposition: attachment; filename=export.' . $extension_map[$format]); |
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168 | |
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169 | echo caca_export_string($cv, $format); |
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170 | |
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171 | ?> |
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