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); } $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 = preg_match('#x#i', $fillextend) ? 0 : min($x1, $x2); $y_TL = preg_match('#y#i', $fillextend) ? 0 : min($y1, $y2); $x_BR = preg_match('#x#i', $fillextend) ? ImageSX($gdimg) : max($x1, $x2); $y_BR = preg_match('#y#i', $fillextend) ? ImageSY($gdimg) : max($y1, $y2); //while ($y_BR > ImageSY($gdimg)) { // $y_TL--; // $y_BR--; // $text_origin_y--; //} $this->DebugMessage('WatermarkText() calling ImageFilledRectangle($gdimg, ' . $x_TL . ', ' . $y_TL . ', ' . $x_BR . ', ' . $y_BR . ', $text_color_background)', __FILE__, __LINE__); ImageFilledRectangle($gdimg, $x_TL, $y_TL, $x_BR, $y_BR, $text_color_background); // end block for background color only $y_offset = 0; foreach ($textlines as $dummy => $line) { $TTFboxLine = ImageTTFbBox($size, $angle, $ttffont, $line); $min_x_line = min($TTFboxLine[0], $TTFboxLine[2], $TTFboxLine[4], $TTFboxLine[6]); $max_x_line = max($TTFboxLine[0], $TTFboxLine[2], $TTFboxLine[4], $TTFboxLine[6]); //$text_width = round($max_x - $min_x + ($size * 0.5)); $text_width_line = round($max_x_line - $min_x_line); $min_y_line = min($TTFboxLine[1], $TTFboxLine[3], $TTFboxLine[5], $TTFboxLine[7]); $max_y_line = max($TTFboxLine[1], $TTFboxLine[3], $TTFboxLine[5], $TTFboxLine[7]); //$text_height = round($max_y - $min_y + ($size * 0.5)); $text_height_line = round($max_y_line - $min_y_line); switch ($alignment) { // $text_origin_y set above, just re-set $text_origin_x here as needed case 'L': case 'TL': case 'BL': // no change neccesary break; case 'C': case 'T': case 'B': $text_origin_x = $originOffsetX ? $originOffsetX - round($text_width_line / 2) : round((ImageSX($gdimg) - $text_width_line) / 2); break; case 'R': case 'TR': case 'BR': $text_origin_x = $originOffsetX ? $originOffsetX - $text_width_line : ImageSX($gdimg) - $text_width_line + $TTFbox[0] - $min_x + round($size * 0.25) - $margin; break; } //ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y, $letter_color_text, $ttffont, $text); $this->DebugMessage('WatermarkText() calling ImageTTFtext($gdimg, ' . $size . ', ' . $angle . ', ' . $text_origin_x . ', ' . ($text_origin_y + $y_offset) . ', $letter_color_text, ' . $ttffont . ', ' . $line . ')', __FILE__, __LINE__); ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y + $y_offset, $letter_color_text, $ttffont, $line); $y_offset += $char_height; } } return true; } else { $size = min(5, max(1, $size)); $this->DebugMessage('Using built-in font (size=' . $size . ') for text watermark' . ($ttffont ? ' because $ttffont !is_readable(' . $ttffont . ')' : ''), __FILE__, __LINE__); $text_width = 0; $text_height = 0; foreach ($textlines as $dummy => $line) { $text_width = max($text_width, ImageFontWidth($size) * strlen($line)); $text_height += ImageFontHeight($size); } if ($img_watermark = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) { ImageAlphaBlending($img_watermark, false); if (phpthumb_functions::IsHexColor($bg_color)) { $text_background_alpha = round(127 * ((100 - min(max(0, $bg_opacity), 100)) / 100)); $text_color_background = phpthumb_functions::ImageHexColorAllocate($img_watermark, $bg_color, false, $text_background_alpha); } else { $text_color_background = phpthumb_functions::ImageHexColorAllocate($img_watermark, 'FFFFFF', false, 127); } $this->DebugMessage('WatermarkText() calling ImageFilledRectangle($img_watermark, 0, 0, ' . ImageSX($img_watermark) . ', ' . ImageSY($img_watermark) . ', $text_color_background)', __FILE__, __LINE__); ImageFilledRectangle($img_watermark, 0, 0, ImageSX($img_watermark), ImageSY($img_watermark), $text_color_background); if ($angle && function_exists('ImageRotate')) { // using $img_watermark_mask is pointless if ImageRotate function isn't available if ($img_watermark_mask = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) { $mask_color_background = ImageColorAllocate($img_watermark_mask, 0, 0, 0); ImageAlphaBlending($img_watermark_mask, false); ImageFilledRectangle($img_watermark_mask, 0, 0, ImageSX($img_watermark_mask), ImageSY($img_watermark_mask), $mask_color_background); $mask_color_watermark = ImageColorAllocate($img_watermark_mask, 255, 255, 255); } } $text_color_watermark = phpthumb_functions::ImageHexColorAllocate($img_watermark, $hex_color); foreach ($textlines as $key => $line) { switch ($alignment) { case 'C': $x_offset = round(($text_width - ImageFontWidth($size) * strlen($line)) / 2); $originOffsetX = (ImageSX($gdimg) - ImageSX($img_watermark)) / 2; $originOffsetY = (ImageSY($gdimg) - ImageSY($img_watermark)) / 2; break; case 'T': $x_offset = round(($text_width - ImageFontWidth($size) * strlen($line)) / 2); $originOffsetX = (ImageSX($gdimg) - ImageSX($img_watermark)) / 2; $originOffsetY = $margin; break; case 'B': $x_offset = round(($text_width - ImageFontWidth($size) * strlen($line)) / 2); $originOffsetX = (ImageSX($gdimg) - ImageSX($img_watermark)) / 2; $originOffsetY = ImageSY($gdimg) - ImageSY($img_watermark) - $margin; break; case 'L': $x_offset = 0; $originOffsetX = $margin; $originOffsetY = (ImageSY($gdimg) - ImageSY($img_watermark)) / 2; break; case 'TL': $x_offset = 0; $originOffsetX = $margin; $originOffsetY = $margin; break; case 'BL': $x_offset = 0; $originOffsetX = $margin; $originOffsetY = ImageSY($gdimg) - ImageSY($img_watermark) - $margin; break; case 'R': $x_offset = $text_width - ImageFontWidth($size) * strlen($line); $originOffsetX = ImageSX($gdimg) - ImageSX($img_watermark) - $margin; $originOffsetY = (ImageSY($gdimg) - ImageSY($img_watermark)) / 2; break; case 'TR': $x_offset = $text_width - ImageFontWidth($size) * strlen($line); $originOffsetX = ImageSX($gdimg) - ImageSX($img_watermark) - $margin; $originOffsetY = $margin; break; case 'BR': default: if (!empty($originOffsetX) || !empty($originOffsetY)) { // absolute pixel positioning } else { $x_offset = $text_width - ImageFontWidth($size) * strlen($line); $originOffsetX = ImageSX($gdimg) - ImageSX($img_watermark) - $margin; $originOffsetY = ImageSY($gdimg) - ImageSY($img_watermark) - $margin; } break; } $this->DebugMessage('WatermarkText() calling ImageString($img_watermark, ' . $size . ', ' . $x_offset . ', ' . $key * ImageFontHeight($size) . ', ' . $line . ', $text_color_watermark)', __FILE__, __LINE__); ImageString($img_watermark, $size, $x_offset, $key * ImageFontHeight($size), $line, $text_color_watermark); if ($angle && $img_watermark_mask) { $this->DebugMessage('WatermarkText() calling ImageString($img_watermark_mask, ' . $size . ', ' . $x_offset . ', ' . $key * ImageFontHeight($size) . ', ' . $text . ', $mask_color_watermark)', __FILE__, __LINE__); ImageString($img_watermark_mask, $size, $x_offset, $key * ImageFontHeight($size), $text, $mask_color_watermark); } } if ($angle && $img_watermark_mask) { $img_watermark = ImageRotate($img_watermark, $angle, $text_color_background); $img_watermark_mask = ImageRotate($img_watermark_mask, $angle, $mask_color_background); phpthumb_filters::ApplyMask($img_watermark_mask, $img_watermark); } //phpthumb_filters::WatermarkOverlay($gdimg, $img_watermark, $alignment, $opacity, $margin); $this->DebugMessage('WatermarkText() calling phpthumb_filters::WatermarkOverlay($gdimg, $img_watermark, ' . ($originOffsetX . 'x' . $originOffsetY) . ', ' . $opacity . ', 0)', __FILE__, __LINE__); phpthumb_filters::WatermarkOverlay($gdimg, $img_watermark, $originOffsetX . 'x' . $originOffsetY, $opacity, 0); ImageDestroy($img_watermark); return true; } } return false; }
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; // } //} } else { $size = min(5, max(1, $size)); $this->DebugMessage('Using built-in font (size=' . $size . ') for text watermark' . ($ttffont ? ' because $ttffont !is_readable(' . $ttffont . ')' : ''), __FILE__, __LINE__); $text_width = 0; $text_height = 0; foreach ($textlines as $line) { $text_width = max($text_width, ImageFontWidth($size) * strlen($line)); $text_height += ImageFontHeight($size); } if ($img_watermark = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) { ImageAlphaBlending($img_watermark, false); $text_color_background = phpthumb_functions::ImageColorAllocateAlphaSafe($img_watermark, 255, 255, 255, 127); ImageFilledRectangle($img_watermark, 0, 0, ImageSX($img_watermark), ImageSY($img_watermark), $text_color_background); if ($angle && function_exists('ImageRotate')) { // using $img_watermark_mask is pointless if ImageRotate function isn't available if ($img_watermark_mask = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) { $mask_color_background = ImageColorAllocate($img_watermark_mask, 0, 0, 0); ImageAlphaBlending($img_watermark_mask, false); ImageFilledRectangle($img_watermark_mask, 0, 0, ImageSX($img_watermark_mask), ImageSY($img_watermark_mask), $mask_color_background); $mask_color_watermark = ImageColorAllocate($img_watermark_mask, 255, 255, 255); } } $text_color_watermark = phpthumb_functions::ImageHexColorAllocate($img_watermark, $hex_color); foreach ($textlines as $key => $line) { switch ($alignment) { case 'C': case 'T': case 'B': $x_offset = round(($text_width - ImageFontWidth($size) * strlen($line)) / 2); break; case 'L': case 'TL': case 'BL': $x_offset = 0; break; case 'R': case 'TR': case 'BR': default: $x_offset = $text_width - ImageFontWidth($size) * strlen($line); break; } ImageString($img_watermark, $size, $x_offset, $key * ImageFontHeight($size), $line, $text_color_watermark); if ($angle && $img_watermark_mask) { ImageString($img_watermark_mask, $size, $x_offset, $key * ImageFontHeight($size), $text, $mask_color_watermark); } } if ($angle && $img_watermark_mask) { $img_watermark = ImageRotate($img_watermark, $angle, $text_color_background); $img_watermark_mask = ImageRotate($img_watermark_mask, $angle, $mask_color_background); phpthumb_filters::ApplyMask($img_watermark_mask, $img_watermark); } phpthumb_filters::WatermarkOverlay($gdimg, $img_watermark, $alignment, $opacity, $margin); ImageDestroy($img_watermark); return true; } } return false; }
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, $text_color_background); ImageTTFtext($gdimg, $size, $angle, $text_origin_x, $text_origin_y, $letter_color_text, $ttffont, $text); } return true; } else { $size = min(5, max(1, $size)); $this->DebugMessage('Using built-in font (size=' . $size . ') for text watermark' . ($ttffont ? ' because $ttffont !is_readable(' . $ttffont . ')' : ''), __FILE__, __LINE__); $text_width = 0; $text_height = 0; foreach ($textlines as $dummy => $line) { $text_width = max($text_width, ImageFontWidth($size) * strlen($line)); $text_height += ImageFontHeight($size); } if ($img_watermark = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) { ImageAlphaBlending($img_watermark, false); if (phpthumb_functions::IsHexColor($bg_color)) { $text_background_alpha = round(127 * ((100 - min(max(0, $bg_opacity), 100)) / 100)); $text_color_background = phpthumb_functions::ImageHexColorAllocate($img_watermark, $bg_color, false, $text_background_alpha); } else { $text_color_background = phpthumb_functions::ImageHexColorAllocate($img_watermark, 'FFFFFF', false, 127); } ImageFilledRectangle($img_watermark, 0, 0, ImageSX($img_watermark), ImageSY($img_watermark), $text_color_background); if ($angle && function_exists('ImageRotate')) { // using $img_watermark_mask is pointless if ImageRotate function isn't available if ($img_watermark_mask = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) { $mask_color_background = ImageColorAllocate($img_watermark_mask, 0, 0, 0); ImageAlphaBlending($img_watermark_mask, false); ImageFilledRectangle($img_watermark_mask, 0, 0, ImageSX($img_watermark_mask), ImageSY($img_watermark_mask), $mask_color_background); $mask_color_watermark = ImageColorAllocate($img_watermark_mask, 255, 255, 255); } } $text_color_watermark = phpthumb_functions::ImageHexColorAllocate($img_watermark, $hex_color); foreach ($textlines as $key => $line) { switch ($alignment) { case 'C': case 'T': case 'B': $x_offset = round(($text_width - ImageFontWidth($size) * strlen($line)) / 2); break; case 'L': case 'TL': case 'BL': $x_offset = 0; break; case 'R': case 'TR': case 'BR': default: $x_offset = $text_width - ImageFontWidth($size) * strlen($line); break; } ImageString($img_watermark, $size, $x_offset, $key * ImageFontHeight($size), $line, $text_color_watermark); if ($angle && $img_watermark_mask) { ImageString($img_watermark_mask, $size, $x_offset, $key * ImageFontHeight($size), $text, $mask_color_watermark); } } if ($angle && $img_watermark_mask) { $img_watermark = ImageRotate($img_watermark, $angle, $text_color_background); $img_watermark_mask = ImageRotate($img_watermark_mask, $angle, $mask_color_background); phpthumb_filters::ApplyMask($img_watermark_mask, $img_watermark); } phpthumb_filters::WatermarkOverlay($gdimg, $img_watermark, $alignment, $opacity, $margin); ImageDestroy($img_watermark); return true; } } return false; }
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, $text_height)) { ImageAlphaBlending($img_watermark, false); $text_color_background = ImageColorAllocateAlpha($img_watermark, 255, 255, 255, 127); ImageFilledRectangle($img_watermark, 0, 0, ImageSX($img_watermark), ImageSY($img_watermark), $text_color_background); $text_color_watermark = phpthumb_functions::ImageHexColorAllocate($img_watermark, $hex_color); ImageString($img_watermark, $size, 0, 0, $text, $text_color_watermark); if ($angle) { if ($img_watermark_mask = phpthumb_functions::ImageCreateFunction($text_width, $text_height)) { $mask_color_background = ImageColorAllocate($img_watermark_mask, 0, 0, 0); ImageAlphaBlending($img_watermark_mask, false); ImageFilledRectangle($img_watermark_mask, 0, 0, ImageSX($img_watermark_mask), ImageSY($img_watermark_mask), $mask_color_background); $mask_color_watermark = ImageColorAllocate($img_watermark_mask, 255, 255, 255); ImageString($img_watermark_mask, $size, 0, 0, $text, $mask_color_watermark); $img_watermark = ImageRotate($img_watermark, $angle, $text_color_background); $img_watermark_mask = ImageRotate($img_watermark_mask, $angle, $mask_color_background); } phpthumb_filters::ApplyMask($img_watermark_mask, $img_watermark); } phpthumb_filters::WatermarkOverlay($gdimg, $img_watermark, $alignment, $opacity, $margin); ImageDestroy($img_watermark); return true; } } return false; }