function image($img_url, $x, $y, $w, $h, $resolution = "normal")
{
$w = (int) $w;
$h = (int) $h;
$img_type = Cache::detect_type($img_url);
$img_ext = Cache::type_to_ext($img_type);
if (!isset($this->_imgs[$img_url])) {
$this->_imgs[$img_url] = $this->_pdf->load_image($img_ext, $img_url, "");
}
$img = $this->_imgs[$img_url];
$y = $this->y($y) - $h;
$this->_pdf->fit_image($img, $x, $y, 'boxsize={' . "{$w} {$h}" . '} fitmethod=entire');
}
/**
* Convert a GIF or BMP image to a PNG image
*
* @param string $image_url
* @param integer $type
*
* @throws Exception
* @return string The url of the newly converted image
*/
protected function _convert_gif_bmp_to_png($image_url, $type)
{
$image_type = Cache::type_to_ext($type);
$func_name = "imagecreatefrom{$image_type}";
if (!function_exists($func_name)) {
throw new Exception("Function {$func_name}() not found. Cannot convert {$image_type} image: {$image_url}. Please install the image PHP extension.");
}
set_error_handler(array("\\Dompdf\\Helpers", "record_warnings"));
$im = $func_name($image_url);
if ($im) {
imageinterlace($im, false);
$tmp_dir = $this->_dompdf->get_option("temp_dir");
$tmp_name = tempnam($tmp_dir, "{$image_type}dompdf_img_");
@unlink($tmp_name);
$filename = "{$tmp_name}.png";
$this->_image_cache[] = $filename;
imagepng($im, $filename);
imagedestroy($im);
} else {
$filename = Cache::$broken_image;
}
restore_error_handler();
return $filename;
}
/**
* Add an image to the pdf.
* The image is placed at the specified x and y coordinates with the
* given width and height.
*
* @param string $img_url the path to the image
* @param float $x x position
* @param float $y y position
* @param int $w width (in pixels)
* @param int $h height (in pixels)
* @param string $resolution
*
* @return void
* @internal param string $img_type the type (e.g. extension) of the image
*/
function image($img_url, $x, $y, $w, $h, $resolution = "normal")
{
$img_type = Cache::detect_type($img_url);
$img_ext = Cache::type_to_ext($img_type);
if (!$img_ext) {
return;
}
$func = "imagecreatefrom{$img_ext}";
$src = @$func($img_url);
if (!$src) {
return;
// Probably should add to $_dompdf_errors or whatever here
}
// Scale by the AA factor
$x *= $this->_aa_factor;
$y *= $this->_aa_factor;
$w *= $this->_aa_factor;
$h *= $this->_aa_factor;
$img_w = imagesx($src);
$img_h = imagesy($src);
imagecopyresampled($this->_img, $src, $x, $y, 0, 0, $w, $h, $img_w, $img_h);
}
