getWidth(), $width); $height = WideImage_Coordinate::fix($height, $img->getHeight(), $height); $left = WideImage_Coordinate::fix($left, $img->getWidth(), $width); $top = WideImage_Coordinate::fix($top, $img->getHeight(), $height); if ($left < 0) { $width = $left + $width; $left = 0; } if ($width > $img->getWidth() - $left) { $width = $img->getWidth() - $left; } if ($top < 0) { $height = $top + $height; $top = 0; } if ($height > $img->getHeight() - $top) { $height = $img->getHeight() - $top; } if ($width <= 0 || $height <= 0) { throw new WideImage_Exception("Can't crop outside of an image."); } $new = $img->doCreate($width, $height); if ($img->isTransparent() || $img instanceof WideImage_PaletteImage) { $new->copyTransparencyFrom($img); if (!imagecopyresized($new->getHandle(), $img->getHandle(), 0, 0, $left, $top, $width, $height, $width, $height)) { throw new WideImage_GDFunctionResultException("imagecopyresized() returned false"); } } else { $new->alphaBlending(false); $new->saveAlpha(true); if (!imagecopyresampled($new->getHandle(), $img->getHandle(), 0, 0, $left, $top, $width, $height, $width, $height)) { throw new WideImage_GDFunctionResultException("imagecopyresampled() returned false"); } } return $new; } }