PHP phpthumb_functions::ImageHexColorAllocate方法代碼示例

 public function WatermarkText(&$gdimg, $text, $size, $alignment, $hex_color = '000000', $ttffont = '', $opacity = 100, $margin = 5, $angle = 0, $bg_color = false, $bg_opacity = 0, $fillextend = '')
 {
     // text watermark requested
     if (!$text) {
         return false;
     }
     ImageAlphaBlending($gdimg, true);
     if (preg_match('#^([0-9\\.\\-]*)x([0-9\\.\\-]*)(@[LCR])?$#i', $alignment, $matches)) {
         $originOffsetX = intval($matches[1]);
         $originOffsetY = intval($matches[2]);
         $alignment = @$matches[4] ? $matches[4] : 'L';
         $margin = 0;
     } else {
         $originOffsetX = 0;
         $originOffsetY = 0;
     }
     $metaTextArray = array('^Fb' => $this->phpThumbObject->getimagesizeinfo['filesize'], '^Fk' => round($this->phpThumbObject->getimagesizeinfo['filesize'] / 1024), '^Fm' => round($this->phpThumbObject->getimagesizeinfo['filesize'] / 1048576), '^X' => $this->phpThumbObject->getimagesizeinfo[0], '^Y' => $this->phpThumbObject->getimagesizeinfo[1], '^x' => ImageSX($gdimg), '^y' => ImageSY($gdimg), '^^' => '^');
     $text = strtr($text, $metaTextArray);
     $text = str_replace("\r\n", "\n", $text);
     $text = str_replace("\r", "\n", $text);
     $textlines = explode("\n", $text);
     $this->DebugMessage('Processing ' . count($textlines) . ' lines of text', __FILE__, __LINE__);
     if (@is_readable($ttffont) && is_file($ttffont)) {
         $opacity = 100 - intval(max(min($opacity, 100), 0));
         $letter_color_text = phpthumb_functions::ImageHexColorAllocate($gdimg, $hex_color, false, $opacity * 1.27);
         $this->DebugMessage('Using TTF font "' . $ttffont . '"', __FILE__, __LINE__);
         $TTFbox = ImageTTFbBox($size, $angle, $ttffont, $text);
         $min_x = min($TTFbox[0], $TTFbox[2], $TTFbox[4], $TTFbox[6]);
         $max_x = max($TTFbox[0], $TTFbox[2], $TTFbox[4], $TTFbox[6]);
         //$text_width = round($max_x - $min_x + ($size * 0.5));
         $text_width = round($max_x - $min_x);
         $min_y = min($TTFbox[1], $TTFbox[3], $TTFbox[5], $TTFbox[7]);
         $max_y = max($TTFbox[1], $TTFbox[3], $TTFbox[5], $TTFbox[7]);
         //$text_height = round($max_y - $min_y + ($size * 0.5));
         $text_height = round($max_y - $min_y);
         $TTFboxChar = ImageTTFbBox($size, $angle, $ttffont, 'jH');
         $char_min_y = min($TTFboxChar[1], $TTFboxChar[3], $TTFboxChar[5], $TTFboxChar[7]);
         $char_max_y = max($TTFboxChar[1], $TTFboxChar[3], $TTFboxChar[5], $TTFboxChar[7]);
         $char_height = round($char_max_y - $char_min_y);
         if ($alignment == '*') {
             $text_origin_y = $char_height + $margin;
             while ($text_origin_y - $text_height < ImageSY($gdimg)) {
                 $text_origin_x = $margin;
                 while ($text_origin_x < ImageSX($gdimg)) {
                     ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y, $letter_color_text, $ttffont, $text);
                     $text_origin_x += $text_width + $margin;
                 }
                 $text_origin_y += $text_height + $margin;
             }
         } else {
             // this block for background color only
             switch ($alignment) {
                 case '*':
                     // handled separately
                     break;
                 case 'T':
                     $text_origin_x = $originOffsetX ? $originOffsetX - round($text_width / 2) : round((ImageSX($gdimg) - $text_width) / 2);
                     $text_origin_y = $char_height + $margin + $originOffsetY;
                     break;
                 case 'B':
                     $text_origin_x = $originOffsetX ? $originOffsetX - round($text_width / 2) : round((ImageSX($gdimg) - $text_width) / 2);
                     $text_origin_y = ImageSY($gdimg) + $TTFbox[1] - $margin + $originOffsetY;
                     break;
                 case 'L':
                     $text_origin_x = $margin + $originOffsetX;
                     $text_origin_y = $originOffsetY ? $originOffsetY : round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                     break;
                 case 'R':
                     $text_origin_x = $originOffsetX ? $originOffsetX - $text_width : ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                     $text_origin_y = $originOffsetY ? $originOffsetY : round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                     break;
                 case 'C':
                     $text_origin_x = $originOffsetX ? $originOffsetX - round($text_width / 2) : round((ImageSX($gdimg) - $text_width) / 2);
                     $text_origin_y = $originOffsetY ? $originOffsetY : round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                     break;
                 case 'TL':
                     $text_origin_x = $margin + $originOffsetX;
                     $text_origin_y = $char_height + $margin + $originOffsetY;
                     break;
                 case 'TR':
                     $text_origin_x = $originOffsetX ? $originOffsetX - $text_width : ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                     $text_origin_y = $char_height + $margin + $originOffsetY;
                     break;
                 case 'BL':
                     $text_origin_x = $margin + $originOffsetX;
                     $text_origin_y = ImageSY($gdimg) + $TTFbox[1] - $margin + $originOffsetY;
                     break;
                 case 'BR':
                 default:
                     $text_origin_x = $originOffsetX ? $originOffsetX - $text_width : ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                     $text_origin_y = ImageSY($gdimg) + $TTFbox[1] - $margin + $originOffsetY;
                     break;
             }
             //ImageRectangle($gdimg, $text_origin_x + $min_x, $text_origin_y + $TTFbox[1], $text_origin_x + $min_x + $text_width, $text_origin_y + $TTFbox[1] - $text_height, $letter_color_text);
             if (phpthumb_functions::IsHexColor($bg_color)) {
                 $text_background_alpha = round(127 * ((100 - min(max(0, $bg_opacity), 100)) / 100));
                 $text_color_background = phpthumb_functions::ImageHexColorAllocate($gdimg, $bg_color, false, $text_background_alpha);
             } else {
                 $text_color_background = phpthumb_functions::ImageHexColorAllocate($gdimg, 'FFFFFF', false, 127);
             }
//.........這裏部分代碼省略.........

    if ($phpThumb->w <= 0 || $phpThumb->h <= 0) {
        $phpThumb->ErrorImage('"w" and "h" parameters required for "new"');
    }
    @(list($bghexcolor, $opacity) = explode('|', $_GET['new']));
    if (!phpthumb_functions::IsHexColor($bghexcolor)) {
        $phpThumb->ErrorImage('BGcolor parameter for "new" is not valid');
    }
    $opacity = strlen($opacity) ? $opacity : 100;
    if ($phpThumb->gdimg_source = phpthumb_functions::ImageCreateFunction($phpThumb->w, $phpThumb->h)) {
        $alpha = (100 - min(100, max(0, $opacity))) * 1.27;
        if ($alpha) {
            $phpThumb->setParameter('is_alpha', true);
            ImageAlphaBlending($phpThumb->gdimg_source, false);
            ImageSaveAlpha($phpThumb->gdimg_source, true);
        }
        $new_background_color = phpthumb_functions::ImageHexColorAllocate($phpThumb->gdimg_source, $bghexcolor, false, $alpha);
        ImageFilledRectangle($phpThumb->gdimg_source, 0, 0, $phpThumb->w, $phpThumb->h, $new_background_color);
    } else {
        $phpThumb->ErrorImage('failed to create "new" image (' . $phpThumb->w . 'x' . $phpThumb->h . ')');
    }
} elseif (!$phpThumb->src) {
    $phpThumb->ErrorImage('Usage: ' . $_SERVER['PHP_SELF'] . '?src=/path/and/filename.jpg' . "\n" . 'read Usage comments for details');
} elseif (preg_match('/^(f|ht)tp\\:\\/\\//i', $phpThumb->src)) {
    $phpThumb->DebugMessage('$phpThumb->src (' . $phpThumb->src . ') is remote image, attempting to download', __FILE__, __LINE__);
    if ($phpThumb->config_http_user_agent) {
        $phpThumb->DebugMessage('Setting "user_agent" to "' . $phpThumb->config_http_user_agent . '"', __FILE__, __LINE__);
        ini_set('user_agent', $phpThumb->config_http_user_agent);
    }
    $cleanedupurl = phpthumb_functions::CleanUpURLencoding($phpThumb->src);
    $phpThumb->DebugMessage('CleanUpURLencoding(' . $phpThumb->src . ') returned "' . $cleanedupurl . '"', __FILE__, __LINE__);
    $phpThumb->src = $cleanedupurl;

 function ErrorImage($text, $width = 0, $height = 0, $forcedisplay = false)
 {
     $width = $width ? $width : $this->config_error_image_width;
     $height = $height ? $height : $this->config_error_image_height;
     $text = 'phpThumb() v' . $this->phpthumb_version . "\n" . 'http://phpthumb.sourceforge.net' . "\n\n" . ($this->config_disable_debug ? 'Error messages disabled' : $text);
     $this->FatalError($text);
     $this->DebugMessage($text, __FILE__, __LINE__);
     $this->purgeTempFiles();
     if ($this->phpThumbDebug && !$forcedisplay) {
         return false;
     }
     if (!$this->config_error_die_on_error && !$forcedisplay) {
         return false;
     }
     if ($this->config_error_silent_die_on_error) {
         exit;
     }
     if ($this->err || $this->config_error_message_image_default) {
         // Show generic custom error image instead of error message
         // for use on production sites where you don't want debug messages
         if ($this->err == 'showerror' || $this->phpThumbDebug) {
             // fall through and actually show error message even if default error image is set
         } else {
             header('Location: ' . ($this->err ? $this->err : $this->config_error_message_image_default));
             exit;
         }
     }
     $this->setOutputFormat();
     if (!$this->thumbnailFormat || phpthumb_functions::gd_version() < 1) {
         $this->thumbnailFormat = 'text';
     }
     if (@$this->thumbnailFormat == 'text') {
         // bypass all GD functions and output text error message
         if (!headers_sent()) {
             header('Content-type: text/plain');
             echo $text;
         } else {
             echo '<pre>' . htmlspecialchars($text) . '</pre>';
         }
         exit;
     }
     $FontWidth = ImageFontWidth($this->config_error_fontsize);
     $FontHeight = ImageFontHeight($this->config_error_fontsize);
     $LinesOfText = explode("\n", @wordwrap($text, floor($width / $FontWidth), "\n", true));
     $height = max($height, count($LinesOfText) * $FontHeight);
     $headers_file = '';
     $headers_line = '';
     if (phpthumb_functions::version_compare_replacement(phpversion(), '4.3.0', '>=') && headers_sent($headers_file, $headers_line)) {
         echo "\n" . '**Headers already sent in file "' . $headers_file . '" on line "' . $headers_line . '", dumping error message as text:**<br><pre>' . "\n\n" . $text . "\n" . '</pre>';
     } elseif (headers_sent()) {
         echo "\n" . '**Headers already sent, dumping error message as text:**<br><pre>' . "\n\n" . $text . "\n" . '</pre>';
     } elseif ($gdimg_error = ImageCreate($width, $height)) {
         $background_color = phpthumb_functions::ImageHexColorAllocate($gdimg_error, $this->config_error_bgcolor, true);
         $text_color = phpthumb_functions::ImageHexColorAllocate($gdimg_error, $this->config_error_textcolor, true);
         ImageFilledRectangle($gdimg_error, 0, 0, $width, $height, $background_color);
         $lineYoffset = 0;
         foreach ($LinesOfText as $line) {
             ImageString($gdimg_error, $this->config_error_fontsize, 2, $lineYoffset, $line, $text_color);
             $lineYoffset += $FontHeight;
         }
         if (function_exists('ImageTypes')) {
             $imagetypes = ImageTypes();
             if ($imagetypes & IMG_PNG) {
                 header('Content-Type: image/png');
                 ImagePNG($gdimg_error);
             } elseif ($imagetypes & IMG_GIF) {
                 header('Content-Type: image/gif');
                 ImageGIF($gdimg_error);
             } elseif ($imagetypes & IMG_JPG) {
                 header('Content-Type: image/jpeg');
                 ImageJPEG($gdimg_error);
             } elseif ($imagetypes & IMG_WBMP) {
                 header('Content-Type: image/vnd.wap.wbmp');
                 ImageWBMP($gdimg_error);
             }
         }
         ImageDestroy($gdimg_error);
     }
     if (!headers_sent()) {
         echo "\n" . '**Failed to send graphical error image, dumping error message as text:**<br>' . "\n\n" . $text;
     }
     exit;
     return true;
 }

 function ErrorImage($text, $width = 400, $height = 100)
 {
     $this->error = $text;
     if (!$this->config_error_die_on_error) {
         return true;
     }
     if (!empty($this->err) || !empty($this->config_error_message_image_default)) {
         // Show generic custom error image instead of error message
         // for use on production sites where you don't want debug messages
         if (@$this->err == 'showerror') {
             // fall through and actually show error message even if default error image is set
         } else {
             header('Location: ' . (!empty($this->err) ? $this->err : $this->config_error_message_image_default));
             exit;
         }
     }
     if (@$this->f == 'text') {
         // bypass all GD functions and output text error message
         die('<PRE>' . $text . '</PRE>');
     }
     $FontWidth = ImageFontWidth($this->config_error_fontsize);
     $FontHeight = ImageFontHeight($this->config_error_fontsize);
     $LinesOfText = explode("\n", wordwrap($text, floor($width / $FontWidth), "\n", true));
     $height = max($height, count($LinesOfText) * $FontHeight);
     if (headers_sent()) {
         echo "\n" . '**Headers already sent, dumping error message as text:**<br>' . "\n\n" . $text;
     } elseif ($gdimg_error = @ImageCreate($width, $height)) {
         $background_color = phpthumb_functions::ImageHexColorAllocate($gdimg_error, $this->config_error_bgcolor, true);
         $text_color = phpthumb_functions::ImageHexColorAllocate($gdimg_error, $this->config_error_textcolor, true);
         ImageFilledRectangle($gdimg_error, 0, 0, $width, $height, $background_color);
         $lineYoffset = 0;
         foreach ($LinesOfText as $line) {
             ImageString($gdimg_error, $this->config_error_fontsize, 2, $lineYoffset, $line, $text_color);
             $lineYoffset += $FontHeight;
         }
         if (function_exists('ImageTypes')) {
             $imagetypes = ImageTypes();
             if ($imagetypes & IMG_PNG) {
                 header('Content-type: image/png');
                 ImagePNG($gdimg_error);
             } elseif ($imagetypes & IMG_GIF) {
                 header('Content-type: image/gif');
                 ImageGIF($gdimg_error);
             } elseif ($imagetypes & IMG_JPG) {
                 header('Content-type: image/jpeg');
                 ImageJPEG($gdimg_error);
             } elseif ($imagetypes & IMG_WBMP) {
                 header('Content-type: image/wbmp');
                 ImageWBMP($gdimg_error);
             }
         }
         ImageDestroy($gdimg_error);
     }
     if (!headers_sent()) {
         echo "\n" . '**Failed to send graphical error image, dumping error message as text:**<br>' . "\n\n" . $text;
     }
     exit;
     return true;
 }

 function WatermarkText(&$gdimg, $text, $size, $alignment, $hex_color = '000000', $ttffont = '', $opacity = 100, $margin = 5, $angle = 0)
 {
     // text watermark requested
     if (!$text) {
         return false;
     }
     ImageAlphaBlending($gdimg, true);
     $text = str_replace("\r\n", "\n", $text);
     $text = str_replace("\r", "\n", $text);
     $textlines = explode("\n", $text);
     if (@is_readable($ttffont) && is_file($ttffont)) {
         $opacity = 100 - intval(max(min($opacity, 100), 0));
         $this->DebugMessage('Using TTF font "' . $ttffont . '"', __FILE__, __LINE__);
         $TTFbox = ImageTTFbBox($size, $angle, $ttffont, $text);
         $min_x = min($TTFbox[0], $TTFbox[2], $TTFbox[4], $TTFbox[6]);
         $max_x = max($TTFbox[0], $TTFbox[2], $TTFbox[4], $TTFbox[6]);
         //$text_width = round($max_x - $min_x + ($size * 0.5));
         $text_width = round($max_x - $min_x);
         $min_y = min($TTFbox[1], $TTFbox[3], $TTFbox[5], $TTFbox[7]);
         $max_y = max($TTFbox[1], $TTFbox[3], $TTFbox[5], $TTFbox[7]);
         //$text_height = round($max_y - $min_y + ($size * 0.5));
         $text_height = round($max_y - $min_y);
         $TTFboxChar = ImageTTFbBox($size, $angle, $ttffont, 'pH');
         $char_min_y = min($TTFboxChar[1], $TTFboxChar[3], $TTFboxChar[5], $TTFboxChar[7]);
         $char_max_y = max($TTFboxChar[1], $TTFboxChar[3], $TTFboxChar[5], $TTFboxChar[7]);
         $char_height = round($char_max_y - $char_min_y);
         switch ($alignment) {
             case 'T':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = $char_height + $margin;
                 break;
             case 'B':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = ImageSY($gdimg) - $TTFbox[1] - $margin;
                 break;
             case 'L':
                 $text_origin_x = $margin;
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                 break;
             case 'R':
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                 break;
             case 'C':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                 break;
             case 'TL':
                 $text_origin_x = $margin;
                 $text_origin_y = $char_height + $margin;
                 break;
             case 'TR':
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = $char_height + $margin;
                 break;
             case 'BL':
                 $text_origin_x = $margin;
                 $text_origin_y = ImageSY($gdimg) - $TTFbox[1] - $margin;
                 break;
             case 'BR':
             default:
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = ImageSY($gdimg) - $TTFbox[1] - $margin;
                 break;
         }
         $letter_color_text = phpthumb_functions::ImageHexColorAllocate($gdimg, $hex_color, false, $opacity * 1.27);
         if ($alignment == '*') {
             $text_origin_y = $char_height + $margin;
             while ($text_origin_y - $text_height < ImageSY($gdimg)) {
                 $text_origin_x = $margin;
                 while ($text_origin_x < ImageSX($gdimg)) {
                     ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y, $letter_color_text, $ttffont, $text);
                     $text_origin_x += $text_width + $margin;
                 }
                 $text_origin_y += $text_height + $margin;
             }
         } else {
             //ImageRectangle($gdimg, $text_origin_x + $min_x, $text_origin_y + $TTFbox[1], $text_origin_x + $min_x + $text_width, $text_origin_y + $TTFbox[1] - $text_height, $letter_color_text);
             ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y, $letter_color_text, $ttffont, $text);
         }
         return true;
         //if ($img_watermark = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) {
         //	if ($img_watermark_mask = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) {
         //		$letter_color_background      = phpthumb_functions::ImageColorAllocateAlphaSafe($img_watermark,      127, 127, 127, 127);
         //		$letter_color_background_mask = phpthumb_functions::ImageColorAllocateAlphaSafe($img_watermark_mask, 127, 127, 127, 127);
         //		ImageFilledRectangle($img_watermark,      0, 0, ImageSX($img_watermark),      ImageSY($img_watermark),      $letter_color_background);
         //		ImageFilledRectangle($img_watermark_mask, 0, 0, ImageSX($img_watermark_mask), ImageSY($img_watermark_mask), $letter_color_background_mask);
         //
         //		$letter_color_watermark = phpthumb_functions::ImageHexColorAllocate($img_watermark, $hex_color);
         //		$letter_color_watermark_mask = ImageColorAllocate($img_watermark_mask, 255, 255, 255);
         //
         //		ImageTTFtext($img_watermark,      $size, $angle, $TTFbox[0] - $min_x + round($size * 0.25), $TTFbox[1] - $min_y,  $letter_color_watermark,      $ttffont, $text);
         //		ImageTTFtext($img_watermark_mask, $size, $angle, $TTFbox[0] - $min_x + round($size * 0.25), $TTFbox[1] - $min_y, -$letter_color_watermark_mask, $ttffont, $text);
         //
         //		$this->ApplyMask($img_watermark_mask, $img_watermark);
         //		$this->WatermarkOverlay($gdimg, $img_watermark, $alignment, $opacity, $margin);
         //
         //		ImageDestroy($img_watermark);
         //		ImageDestroy($img_watermark_mask);
         //		return true;
//.........這裏部分代碼省略.........

 function WatermarkText(&$gdimg, $text, $size, $alignment, $hex_color = '000000', $ttffont = '', $opacity = 100, $margin = 5, $angle = 0, $bg_color = false, $bg_opacity = 0, $fillextend = '')
 {
     // text watermark requested
     if (!$text) {
         return false;
     }
     ImageAlphaBlending($gdimg, true);
     $metaTextArray = array('^Fb' => $this->phpThumbObject->getimagesizeinfo['filesize'], '^Fk' => round($this->phpThumbObject->getimagesizeinfo['filesize'] / 1024), '^Fm' => round($this->phpThumbObject->getimagesizeinfo['filesize'] / 1048576), '^X' => $this->phpThumbObject->getimagesizeinfo[0], '^Y' => $this->phpThumbObject->getimagesizeinfo[1], '^x' => ImageSX($gdimg), '^y' => ImageSY($gdimg), '^^' => '^');
     $text = strtr($text, $metaTextArray);
     $text = str_replace("\r\n", "\n", $text);
     $text = str_replace("\r", "\n", $text);
     $textlines = explode("\n", $text);
     if (@is_readable($ttffont) && is_file($ttffont)) {
         $opacity = 100 - intval(max(min($opacity, 100), 0));
         $this->DebugMessage('Using TTF font "' . $ttffont . '"', __FILE__, __LINE__);
         $TTFbox = ImageTTFbBox($size, $angle, $ttffont, $text);
         $min_x = min($TTFbox[0], $TTFbox[2], $TTFbox[4], $TTFbox[6]);
         $max_x = max($TTFbox[0], $TTFbox[2], $TTFbox[4], $TTFbox[6]);
         //$text_width = round($max_x - $min_x + ($size * 0.5));
         $text_width = round($max_x - $min_x);
         $min_y = min($TTFbox[1], $TTFbox[3], $TTFbox[5], $TTFbox[7]);
         $max_y = max($TTFbox[1], $TTFbox[3], $TTFbox[5], $TTFbox[7]);
         //$text_height = round($max_y - $min_y + ($size * 0.5));
         $text_height = round($max_y - $min_y);
         $TTFboxChar = ImageTTFbBox($size, $angle, $ttffont, 'jH');
         $char_min_y = min($TTFboxChar[1], $TTFboxChar[3], $TTFboxChar[5], $TTFboxChar[7]);
         $char_max_y = max($TTFboxChar[1], $TTFboxChar[3], $TTFboxChar[5], $TTFboxChar[7]);
         $char_height = round($char_max_y - $char_min_y);
         switch ($alignment) {
             case 'T':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = $char_height + $margin;
                 break;
             case 'B':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = ImageSY($gdimg) + $TTFbox[1] - $margin;
                 break;
             case 'L':
                 $text_origin_x = $margin;
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                 break;
             case 'R':
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                 break;
             case 'C':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $char_height;
                 break;
             case 'TL':
                 $text_origin_x = $margin;
                 $text_origin_y = $char_height + $margin;
                 break;
             case 'TR':
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = $char_height + $margin;
                 break;
             case 'BL':
                 $text_origin_x = $margin;
                 $text_origin_y = ImageSY($gdimg) + $TTFbox[1] - $margin;
                 break;
             case 'BR':
             default:
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = ImageSY($gdimg) + $TTFbox[1] - $margin;
                 break;
         }
         $letter_color_text = phpthumb_functions::ImageHexColorAllocate($gdimg, $hex_color, false, $opacity * 1.27);
         if ($alignment == '*') {
             $text_origin_y = $char_height + $margin;
             while ($text_origin_y - $text_height < ImageSY($gdimg)) {
                 $text_origin_x = $margin;
                 while ($text_origin_x < ImageSX($gdimg)) {
                     ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y, $letter_color_text, $ttffont, $text);
                     $text_origin_x += $text_width + $margin;
                 }
                 $text_origin_y += $text_height + $margin;
             }
         } else {
             //ImageRectangle($gdimg, $text_origin_x + $min_x, $text_origin_y + $TTFbox[1], $text_origin_x + $min_x + $text_width, $text_origin_y + $TTFbox[1] - $text_height, $letter_color_text);
             if (phpthumb_functions::IsHexColor($bg_color)) {
                 $text_background_alpha = round(127 * ((100 - min(max(0, $bg_opacity), 100)) / 100));
                 $text_color_background = phpthumb_functions::ImageHexColorAllocate($gdimg, $bg_color, false, $text_background_alpha);
             } else {
                 $text_color_background = phpthumb_functions::ImageHexColorAllocate($gdimg, 'FFFFFF', false, 127);
             }
             $x1 = $text_origin_x + $min_x;
             $y1 = $text_origin_y + $TTFbox[1];
             $x2 = $text_origin_x + $min_x + $text_width;
             $y2 = $text_origin_y + $TTFbox[1] - $text_height;
             $x_TL = eregi('x', $fillextend) ? 0 : min($x1, $x2);
             $y_TL = eregi('y', $fillextend) ? 0 : min($y1, $y2);
             $x_BR = eregi('x', $fillextend) ? ImageSX($gdimg) : max($x1, $x2);
             $y_BR = eregi('y', $fillextend) ? ImageSY($gdimg) : max($y1, $y2);
             //while ($y_BR > ImageSY($gdimg)) {
             //	$y_TL--;
             //	$y_BR--;
             //	$text_origin_y--;
             //}
             ImageFilledRectangle($gdimg, $x_TL, $y_TL, $x_BR, $y_BR, $text_color_background);
//.........這裏部分代碼省略.........

 function WatermarkText(&$gdimg, $text, $size, $alignment, $hex_color = '000000', $ttffont = '', $opacity = 100, $margin = 5, $angle = 0)
 {
     // text watermark requested
     if (!$text) {
         return false;
     }
     $opacity = max(min($opacity, 100), 0);
     if (@is_readable($ttffont) && is_file($ttffont)) {
         $TTFbox = ImageTTFbBox($size, $angle, $ttffont, $text);
         $min_x = min($TTFbox[0], $TTFbox[2], $TTFbox[4], $TTFbox[6]);
         $max_x = max($TTFbox[0], $TTFbox[2], $TTFbox[4], $TTFbox[6]);
         //$text_width = round($max_x - $min_x + ($size * 0.5));
         $text_width = round($max_x - $min_x);
         $min_y = min($TTFbox[1], $TTFbox[3], $TTFbox[5], $TTFbox[7]);
         $max_y = max($TTFbox[1], $TTFbox[3], $TTFbox[5], $TTFbox[7]);
         //$text_height = round($max_y - $min_y + ($size * 0.5));
         $text_height = round($max_y - $min_y);
         switch ($alignment) {
             case 'T':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = $text_height + $margin;
                 break;
             case 'B':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = ImageSY($gdimg) - $text_height + $TTFbox[1] - $min_y - $margin;
                 break;
             case 'L':
                 $text_origin_x = $margin;
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $text_height;
                 break;
             case 'R':
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $text_height;
                 break;
             case 'C':
                 $text_origin_x = round((ImageSX($gdimg) - $text_width) / 2);
                 $text_origin_y = round((ImageSY($gdimg) - $text_height) / 2) + $text_height;
                 break;
             case 'TL':
                 $text_origin_x = $margin;
                 $text_origin_y = $text_height + $margin;
                 break;
             case 'TR':
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = $text_height + $margin;
                 break;
             case 'BL':
                 $text_origin_x = $margin;
                 $text_origin_y = ImageSY($gdimg) - $text_height + $TTFbox[1] - $min_y - $margin;
                 break;
             case 'BR':
             default:
                 $text_origin_x = ImageSX($gdimg) - $text_width + $TTFbox[0] - $min_x + round($size * 0.25) - $margin;
                 $text_origin_y = ImageSY($gdimg) - $text_height + $TTFbox[1] - $min_y - $margin;
                 break;
         }
         $letter_color_text = phpthumb_functions::ImageHexColorAllocate($gdimg, $hex_color, $opacity * 1.27);
         if ($alignment == '*') {
             $text_origin_y = $text_height + $margin;
             while ($text_origin_y - $text_height < ImageSY($gdimg)) {
                 $text_origin_x = $margin;
                 while ($text_origin_x < ImageSX($gdimg)) {
                     ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y, $letter_color_text, $ttffont, $text);
                     $text_origin_x += $text_width + $margin;
                 }
                 $text_origin_y += $text_height + $margin;
             }
         } else {
             ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y, $letter_color_text, $ttffont, $text);
         }
         return true;
         //if ($img_watermark = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) {
         //	if ($img_watermark_mask = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) {
         //		$letter_color_background      = ImageColorAllocateAlpha($img_watermark,      127, 127, 127, 127);
         //		$letter_color_background_mask = ImageColorAllocateAlpha($img_watermark_mask, 127, 127, 127, 127);
         //		ImageFilledRectangle($img_watermark,      0, 0, ImageSX($img_watermark),      ImageSY($img_watermark),      $letter_color_background);
         //		ImageFilledRectangle($img_watermark_mask, 0, 0, ImageSX($img_watermark_mask), ImageSY($img_watermark_mask), $letter_color_background_mask);
         //
         //		$letter_color_watermark = phpthumb_functions::ImageHexColorAllocate($img_watermark, $hex_color);
         //		$letter_color_watermark_mask = ImageColorAllocate($img_watermark_mask, 255, 255, 255);
         //
         //		ImageTTFtext($img_watermark,      $size, $angle, $TTFbox[0] - $min_x + round($size * 0.25), $TTFbox[1] - $min_y,  $letter_color_watermark,      $ttffont, $text);
         //		ImageTTFtext($img_watermark_mask, $size, $angle, $TTFbox[0] - $min_x + round($size * 0.25), $TTFbox[1] - $min_y, -$letter_color_watermark_mask, $ttffont, $text);
         //
         //		$this->ApplyMask($img_watermark_mask, $img_watermark);
         //		$this->WatermarkOverlay($gdimg, $img_watermark, $alignment, $opacity, $margin);
         //
         //		ImageDestroy($img_watermark);
         //		ImageDestroy($img_watermark_mask);
         //		return true;
         //	}
         //}
     } else {
         if ($ttffont) {
             //$this->DebugMessage('Using built-in font for text watermark because $ttffont !is_readable('.$ttffont.')', __FILE__, __LINE__);
         }
         $size = min(5, max(1, $size));
         $text_width = ImageFontWidth($size) * strlen($text);
         $text_height = ImageFontHeight($size);
         if ($img_watermark = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) {
//.........這裏部分代碼省略.........