protected function setBackground()
    {
        // set background color of image by drawing a rectangle since imagecreatetruecolor doesn't set a bg color
        imagefilledrectangle($this->im, 0, 0,
                             $this->image_width, $this->image_height,
                             $this->gdbgcolor);

        if ($this->perturbation > 0) {
            imagefilledrectangle($this->tmpimg, 0, 0,
                                 $this->image_width * $this->iscale, $this->image_height * $this->iscale,
                                 $this->gdbgcolor);
        }

        if ($this->bgimg == '') {
            if ($this->background_directory != null &&
                is_dir($this->background_directory) &&
                is_readable($this->background_directory))
            {
                $img = $this->getBackgroundFromDirectory();
                if ($img != false) {
                    $this->bgimg = $img;
                }
            }
        }

        if ($this->bgimg == '') {
            return;
        }

        $dat = @getimagesize($this->bgimg);
        if($dat == false) {
            return;
        }

        switch($dat[2]) {
            case 1:  $newim = @imagecreatefromgif($this->bgimg); break;
            case 2:  $newim = @imagecreatefromjpeg($this->bgimg); break;
            case 3:  $newim = @imagecreatefrompng($this->bgimg); break;
            default: return;
        }

        if(!$newim) return;

        imagecopyresized($this->im, $newim, 0, 0, 0, 0,
                         $this->image_width, $this->image_height,
                         imagesx($newim), imagesy($newim));
    }
protected function setBackground()
    {
        // set background color of image by drawing a rectangle since imagecreatetruecolor doesn't set a bg color
        imagefilledrectangle($this->im, 0, 0,
                             $this->image_width, $this->image_height,
                             $this->gdbgcolor);

        if ($this->perturbation > 0) {
            imagefilledrectangle($this->tmpimg, 0, 0,
                                 $this->image_width * $this->iscale, $this->image_height * $this->iscale,
                                 $this->gdbgcolor);
        }

        if ($this->bgimg == '') {
            if ($this->background_directory != null &&
                is_dir($this->background_directory) &&
                is_readable($this->background_directory))
            {
                $img = $this->getBackgroundFromDirectory();
                if ($img != false) {
                    $this->bgimg = $img;
                }
            }
        }

        if ($this->bgimg == '') {
            return;
        }

        $dat = @getimagesize($this->bgimg);
        if($dat == false) {
            return;
        }

        switch($dat[2]) {
            case 1:  $newim = @imagecreatefromgif($this->bgimg); break;
            case 2:  $newim = @imagecreatefromjpeg($this->bgimg); break;
            case 3:  $newim = @imagecreatefrompng($this->bgimg); break;
            default: return;
        }

        if(!$newim) return;

        imagecopyresized($this->im, $newim, 0, 0, 0, 0,
                         $this->image_width, $this->image_height,
                         imagesx($newim), imagesy($newim));
    }
protected function setBackground ( ) { // set background color of image by drawing a rectangle since imagecreatetruecolor doesn't set a bg color imagefilledrectangle ( $ this -> im , 0 , 0 , $ this -> image_width , $ this -> image_height , $ this -> gdbgcolor ) ; if ( $ this -> perturbation > 0 ) { imagefilledrectangle ( $ this -> tmpimg , 0 , 0 , $ this -> image_width * $ this -> iscale , $ this -> image_height * $ this -> iscale , $ this -> gdbgcolor ) ; } if ( $ this -> bgimg == '' ) { if ( $ this -> background_directory != null && is_dir ( $ this -> background_directory ) && is_readable ( $ this -> background_directory ) ) { $ img = $ this -> getBackgroundFromDirectory ( ) ; if ( $ img != false ) { $ this -> bgimg = $ img ; } } } if ( $ this -> bgimg == '' ) { return ; } $ dat = @ getimagesize ( $ this -> bgimg ) ; if ( $ dat == false ) { return ; } switch ( $ dat [ 2 ] ) { case 1 : $ newim = @ imagecreatefromgif ( $ this -> bgimg ) ; break ; case 2 : $ newim = @ imagecreatefromjpeg ( $ this -> bgimg ) ; break ; case 3 : $ newim = @ imagecreatefrompng ( $ this -> bgimg ) ; break ; default : return ; } if ( ! $ newim ) return ; imagecopyresized ( $ this -> im , $ newim , 0 , 0 , 0 , 0 , $ this -> image_width , $ this -> image_height , imagesx ( $ newim ) , imagesy ( $ newim ) ) ; }
The the background color, or background image to be used
The the background color or background image to be used