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a2df97240f
git-svn-id: http://svn.automattic.com/wordpress/trunk@8999 1a063a9b-81f0-0310-95a4-ce76da25c4cd
83 lines
2.1 KiB
PHP
83 lines
2.1 KiB
PHP
<?php
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/**
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* @package WordPress
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* @subpackage Default_Theme
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*/
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/** @ignore */
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$img = 'kubrickheader.jpg';
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// If we don't have image processing support, redirect.
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if ( ! function_exists('imagecreatefromjpeg') )
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die(header("Location: kubrickheader.jpg"));
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// Assign and validate the color values
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$default = false;
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$vars = array('upper'=>array('r1', 'g1', 'b1'), 'lower'=>array('r2', 'g2', 'b2'));
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foreach ( $vars as $var => $subvars ) {
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if ( isset($_GET[$var]) ) {
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foreach ( $subvars as $index => $subvar ) {
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$length = strlen($_GET[$var]) / 3;
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$v = substr($_GET[$var], $index * $length, $length);
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if ( $length == 1 ) $v = '' . $v . $v;
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$$subvar = hexdec( $v );
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if ( $$subvar < 0 || $$subvar > 255 )
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$default = true;
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}
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} else {
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$default = true;
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}
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}
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if ( $default )
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list ( $r1, $g1, $b1, $r2, $g2, $b2 ) = array ( 105, 174, 231, 65, 128, 182 );
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// Create the image
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$im = imagecreatefromjpeg($img);
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// Get the background color, define the rectangle height
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$white = imagecolorat( $im, 15, 15 );
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$h = 182;
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// Define the boundaries of the rounded edges ( y => array ( x1, x2 ) )
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$corners = array(
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0 => array ( 25, 734 ),
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1 => array ( 23, 736 ),
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2 => array ( 22, 737 ),
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3 => array ( 21, 738 ),
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4 => array ( 21, 738 ),
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177 => array ( 21, 738 ),
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178 => array ( 21, 738 ),
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179 => array ( 22, 737 ),
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180 => array ( 23, 736 ),
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181 => array ( 25, 734 ),
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);
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// Blank out the blue thing
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for ( $i = 0; $i < $h; $i++ ) {
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$x1 = 19;
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$x2 = 740;
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imageline( $im, $x1, 18 + $i, $x2, 18 + $i, $white );
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}
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// Draw a new color thing
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for ( $i = 0; $i < $h; $i++ ) {
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$x1 = 20;
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$x2 = 739;
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$r = ( $r2 - $r1 != 0 ) ? $r1 + ( $r2 - $r1 ) * ( $i / $h ) : $r1;
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$g = ( $g2 - $g1 != 0 ) ? $g1 + ( $g2 - $g1 ) * ( $i / $h ) : $g1;
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$b = ( $b2 - $b1 != 0 ) ? $b1 + ( $b2 - $b1 ) * ( $i / $h ) : $b1;
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$color = imagecolorallocate( $im, $r, $g, $b );
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if ( array_key_exists($i, $corners) ) {
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imageline( $im, $x1, 18 + $i, $x2, 18 + $i, $white );
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list ( $x1, $x2 ) = $corners[$i];
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}
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imageline( $im, $x1, 18 + $i, $x2, 18 + $i, $color );
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}
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//die;
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header("Content-Type: image/jpeg");
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imagejpeg($im, '', 92);
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imagedestroy($im);
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?>
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