diff options
Diffstat (limited to 'pts-core/objects/bilde_renderer/bilde_png_renderer.php')
| -rw-r--r-- | pts-core/objects/bilde_renderer/bilde_png_renderer.php | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/pts-core/objects/bilde_renderer/bilde_png_renderer.php b/pts-core/objects/bilde_renderer/bilde_png_renderer.php index 68e0347..c03ff3a 100644 --- a/pts-core/objects/bilde_renderer/bilde_png_renderer.php +++ b/pts-core/objects/bilde_renderer/bilde_png_renderer.php @@ -25,19 +25,22 @@ class bilde_png_renderer extends bilde_renderer { public function __construct($width, $height, $embed_identifiers = "") { - $this->image = imagecreate($width, $height); - - imageinterlace($this->image, true); - - if(function_exists("imageantialias")) - { - imageantialias($this->image, true); - } + $this->image = $this->init_new_gd_image($width, $height); + $this->image_width = $width; + $this->image_height = $height; } public function render_image($output_file = null, $quality = 0) { return imagepng($this->image, $output_file, $quality); } + public function resize_image($width, $height) + { + $img = $this->image; + $this->image = $this->init_new_gd_image($width, $height); + $this->image_width = $width; + $this->image_height = $height; + $this->image_copy_merge($img, 0, 0); + } public function destroy_image() { imagedestroy($this->image); @@ -199,6 +202,22 @@ class bilde_png_renderer extends bilde_renderer return array($box_width, $box_height); } + + // Privates + + private function init_new_gd_image($width, $height) + { + $img = imagecreate($width, $height); + + imageinterlace($img, true); + + if(function_exists("imageantialias")) + { + imageantialias($img, true); + } + + return $img; + } } ?> |