_color_render_images($theme, &$info, &$paths, $palette)
Renders images that match a given palette.
File
- core/modules/color/color.module, line 593
- Allows users to change the color scheme of themes.
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | function _color_render_images($theme, &$info, &$paths, $palette) { // Prepare template image. $source = $paths['source'] . '/' . $info['base_image']; $source = imagecreatefrompng($source); $width = imagesx($source); $height = imagesy($source); // Prepare target buffer. $target = imagecreatetruecolor($width, $height); imagealphablending($target, TRUE); // Fill regions of solid color. foreach ($info['fill'] as $color => $fill) { imagefilledrectangle($target, $fill[0], $fill[1], $fill[0] + $fill[2], $fill[1] + $fill[3], _color_gd($target, $palette[$color])); } // Render gradients. foreach ($info['gradients'] as $gradient) { // Get direction of the gradient. if (isset($gradient['direction']) && $gradient['direction'] == 'horizontal') { // Horizontal gradient. for ($x = 0; $x < $gradient['dimension'][2]; $x++) { $color = _color_blend($target, $palette[$gradient['colors'][0]], $palette[$gradient['colors'][1]], $x / ($gradient['dimension'][2] - 1)); imagefilledrectangle($target, ($gradient['dimension'][0] + $x), $gradient['dimension'][1], ($gradient['dimension'][0] + $x + 1), ($gradient['dimension'][1] + $gradient['dimension'][3]), $color); } } else { // Vertical gradient. for ($y = 0; $y < $gradient['dimension'][3]; $y++) { $color = _color_blend($target, $palette[$gradient['colors'][0]], $palette[$gradient['colors'][1]], $y / ($gradient['dimension'][3] - 1)); imagefilledrectangle($target, $gradient['dimension'][0], $gradient['dimension'][1] + $y, $gradient['dimension'][0] + $gradient['dimension'][2], $gradient['dimension'][1] + $y + 1, $color); } } } // Blend over template. imagecopy($target, $source, 0, 0, 0, 0, $width, $height); // Clean up template image. imagedestroy($source); // Cut out slices. foreach ($info['slices'] as $file => $coord) { list($x, $y, $width, $height) = $coord; $base = drupal_basename($file); $image = drupal_realpath($paths['target'] . $base); // Cut out slice. if ($file == 'screenshot.png') { $slice = imagecreatetruecolor(150, 90); imagecopyresampled($slice, $target, 0, 0, $x, $y, 150, 90, $width, $height); \Drupal::configFactory()->getEditable('color.theme.' . $theme) ->set('screenshot', $image) ->save(); } else { $slice = imagecreatetruecolor($width, $height); imagecopy($slice, $target, 0, 0, $x, $y, $width, $height); } // Save image. imagepng($slice, $image); imagedestroy($slice); $paths['files'][] = $image; // Set standard file permissions for webserver-generated files drupal_chmod($image); // Build before/after map of image paths. $paths['map'][$file] = $base; } // Clean up target buffer. imagedestroy($target);} |
Please login to continue.