public function image_scale_cropped($source, $destination, $width, $height)
{
$info = ImageResize::image_get_info($source);
// don't scale up
if ($width > $info['width'] && $height > $info['height']) {
return false;
}
/* If we are square. */
if (!$height || !$width || $height == $width) {
if ($info['width'] > $info['height']) {
$source_width = $source_height = $info['height'];
$source_y = 0;
$source_x = round(($info['width'] - $info['height']) / 2);
} else {
$source_width = $source_height = $info['width'];
$source_x = 0;
$source_y = round(($info['height'] - $info['width']) / 2);
}
if ($width) {
$height = $width;
} else {
$width = $height;
}
/* We are not square. */
} else {
$x_ratio = $width / $info['width'];
$y_ratio = $height / $info['height'];
if ($x_ratio * $info['width'] >= $width && $x_ratio * $info['height'] >= $height) {
$aspect = $width / $height;
$x_ratio * $info['width'];
$source_width = $info['width'];
$source_height = round($source_width / $aspect);
$source_x = 0;
$source_y = round(($info['height'] - $source_height) / 2);
} else {
$aspect = $height / $width;
$source_height = $info['height'];
$source_width = round($source_height / $aspect);
$source_x = round(($info['width'] - $source_width) / 2);
$source_y = 0;
}
}
return ImageResize::image_gd_resize($source, $destination, $width, $height, $source_x, $source_y, $source_width, $source_height);
}
