diff options
Diffstat (limited to 'system/libraries/Image_lib.php')
| -rw-r--r-- | system/libraries/Image_lib.php | 87 |
1 files changed, 49 insertions, 38 deletions
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php index 2737503a8..d4fb51923 100644 --- a/system/libraries/Image_lib.php +++ b/system/libraries/Image_lib.php @@ -67,8 +67,8 @@ class CI_Image_lib { public $wm_padding = 0; // Padding around text public $wm_hor_offset = 0; // Lets you push text to the right public $wm_vrt_offset = 0; // Lets you push text down - public $wm_font_color = '#ffffff'; // Text color - public $wm_shadow_color = ''; // Dropshadow color + protected $wm_font_color = '#ffffff'; // Text color + protected $wm_shadow_color = ''; // Dropshadow color public $wm_shadow_distance = 2; // Dropshadow distance public $wm_opacity = 50; // Image opacity: 1 - 100 Only works with image @@ -85,7 +85,7 @@ class CI_Image_lib { public $create_fnc = 'imagecreatetruecolor'; public $copy_fnc = 'imagecopyresampled'; public $error_msg = array(); - public $wm_use_drop_shadow = FALSE; + protected $wm_use_drop_shadow = FALSE; public $wm_use_truetype = FALSE; /** @@ -165,7 +165,30 @@ class CI_Image_lib { { foreach ($props as $key => $val) { - $this->$key = $val; + if (property_exists($this, $key)) + { + if (in_array($key, array('wm_font_color', 'wm_shadow_color'))) + { + if ($val != '' AND preg_match('/^#?([0-9a-f]{3}|[0-9a-f]{6})$/i', $val, $matches)) + { + if (strlen($matches[1]) === 6) + { + $val = '#'.$val; + } + else + { + $val = str_split($val, 1); + $val = '#'.$val[0].$val[0].$val[1].$val[1].$val[2].$val[2]; + } + } + else + { + continue; + } + } + + $this->$key = $val; + } } } @@ -332,16 +355,6 @@ class CI_Image_lib { $this->y_axis = ($this->y_axis == '' OR ! is_numeric($this->y_axis)) ? 0 : $this->y_axis; // Watermark-related Stuff... - if ($this->wm_font_color != '' AND strlen($this->wm_font_color) === 6) - { - $this->wm_font_color = '#'.$this->wm_font_color; - } - - if ($this->wm_shadow_color != '' AND strlen($this->wm_shadow_color) === 6) - { - $this->wm_shadow_color = '#'.$this->wm_shadow_color; - } - if ($this->wm_overlay_path != '') { $this->wm_overlay_path = str_replace("\\", "/", realpath($this->wm_overlay_path)); @@ -351,6 +364,10 @@ class CI_Image_lib { { $this->wm_use_drop_shadow = TRUE; } + elseif ($this->wm_use_drop_shadow == TRUE AND $this->wm_shadow_color == '') + { + $this->wm_use_drop_shadow = FALSE; + } if ($this->wm_font_path != '') { @@ -982,21 +999,6 @@ class CI_Image_lib { // Fetch source image properties $this->get_image_properties(); - // Set RGB values for text and shadow - $this->wm_font_color = str_replace('#', '', $this->wm_font_color); - $this->wm_shadow_color = str_replace('#', '', $this->wm_shadow_color); - - $R1 = hexdec(substr($this->wm_font_color, 0, 2)); - $G1 = hexdec(substr($this->wm_font_color, 2, 2)); - $B1 = hexdec(substr($this->wm_font_color, 4, 2)); - - $R2 = hexdec(substr($this->wm_shadow_color, 0, 2)); - $G2 = hexdec(substr($this->wm_shadow_color, 2, 2)); - $B2 = hexdec(substr($this->wm_shadow_color, 4, 2)); - - $txt_color = imagecolorclosest($src_img, $R1, $G1, $B1); - $drp_color = imagecolorclosest($src_img, $R2, $G2, $B2); - // Reverse the vertical offset // When the image is positioned at the bottom // we don't want the vertical offset to push it @@ -1075,16 +1077,25 @@ class CI_Image_lib { break; } - // Add the text to the source image - if ($this->wm_use_truetype AND $this->wm_use_drop_shadow) - { - imagettftext($src_img, $this->wm_font_size, 0, $x_shad, $y_shad, $drp_color, $this->wm_font_path, $this->wm_text); - imagettftext($src_img, $this->wm_font_size, 0, $x_axis, $y_axis, $txt_color, $this->wm_font_path, $this->wm_text); - } - elseif ($this->wm_use_drop_shadow) + if ($this->wm_use_drop_shadow) { - imagestring($src_img, $this->wm_font_size, $x_shad, $y_shad, $this->wm_text, $drp_color); - imagestring($src_img, $this->wm_font_size, $x_axis, $y_axis, $this->wm_text, $txt_color); + // Set RGB values for text and shadow + $txt_color = str_split(substr($this->wm_font_color, 1, 6)); + $txt_color = imagecolorclosest($src_img, hexdec($txt_color[0]), hexdec($txt_color[1]), hexdec($txt_color[2])); + $drp_color = str_split(substr($this->wm_shadow_color, 1, 6)); + $drp_color = imagecolorclosest($src_img, hexdec($drp_color[0]), hexdec($drp_color[2]), hexdec($drp_color[3])); + + // Add the text to the source image + if ($this->wm_use_truetype) + { + imagettftext($src_img, $this->wm_font_size, 0, $x_shad, $y_shad, $drp_color, $this->wm_font_path, $this->wm_text); + imagettftext($src_img, $this->wm_font_size, 0, $x_axis, $y_axis, $txt_color, $this->wm_font_path, $this->wm_text); + } + else + { + imagestring($src_img, $this->wm_font_size, $x_shad, $y_shad, $this->wm_text, $drp_color); + imagestring($src_img, $this->wm_font_size, $x_axis, $y_axis, $this->wm_text, $txt_color); + } } // Output the final image |