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;
}
function ApplyFilters()
{
if ($this->fltr && is_array($this->fltr)) {
if (!(include_once dirname(__FILE__) . '/phpthumb.filters.php')) {
$this->DebugMessage('Error including "' . dirname(__FILE__) . '/phpthumb.filters.php" which is required for applying filters (' . implode(';', $this->fltr) . ')', __FILE__, __LINE__);
return false;
}
$phpthumbFilters = new phpthumb_filters();
$phpthumbFilters->phpThumbObject =& $this;
foreach ($this->fltr as $filtercommand) {
@(list($command, $parameter) = explode('|', $filtercommand, 2));
$this->DebugMessage('Attempting to process filter command "' . $command . '(' . $parameter . ')"', __FILE__, __LINE__);
switch ($command) {
case 'brit':
// Brightness
$phpthumbFilters->Brightness($this->gdimg_output, $parameter);
break;
case 'cont':
// Contrast
$phpthumbFilters->Contrast($this->gdimg_output, $parameter);
break;
case 'ds':
// Desaturation
$phpthumbFilters->Desaturate($this->gdimg_output, $parameter, '');
break;
case 'sat':
// Saturation
$phpthumbFilters->Saturation($this->gdimg_output, $parameter, '');
break;
case 'gray':
// Grayscale
$phpthumbFilters->Grayscale($this->gdimg_output);
break;
case 'clr':
// Colorize
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Colorize() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
break;
}
@(list($amount, $color) = explode('|', $parameter, 2));
$phpthumbFilters->Colorize($this->gdimg_output, $amount, $color);
break;
case 'sep':
// Sepia
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Sepia() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
break;
}
@(list($amount, $color) = explode('|', $parameter, 2));
$phpthumbFilters->Sepia($this->gdimg_output, $amount, $color);
break;
case 'gam':
// Gamma correction
$phpthumbFilters->Gamma($this->gdimg_output, $parameter);
break;
case 'neg':
// Negative colors
$phpthumbFilters->Negative($this->gdimg_output);
break;
case 'th':
// Threshold
$phpthumbFilters->Threshold($this->gdimg_output, $parameter);
break;
case 'rcd':
// ReduceColorDepth
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping ReduceColorDepth() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
break;
}
@(list($colors, $dither) = explode('|', $parameter, 2));
$colors = $colors ? (int) $colors : 256;
$dither = strlen($dither) > 0 ? (bool) $dither : true;
$phpthumbFilters->ReduceColorDepth($this->gdimg_output, $colors, $dither);
break;
case 'flip':
// Flip
$phpthumbFilters->Flip($this->gdimg_output, strpos(strtolower($parameter), 'x') !== false, strpos(strtolower($parameter), 'y') !== false);
break;
case 'edge':
// EdgeDetect
$phpthumbFilters->EdgeDetect($this->gdimg_output);
break;
case 'emb':
// Emboss
$phpthumbFilters->Emboss($this->gdimg_output);
break;
case 'bvl':
// Bevel
@(list($width, $color1, $color2) = explode('|', $parameter, 3));
$phpthumbFilters->Bevel($this->gdimg_output, $width, $color1, $color2);
break;
case 'lvl':
// autoLevels
@(list($band, $method, $threshold) = explode('|', $parameter, 3));
$band = $band ? preg_replace('#[^RGBA\\*]#', '', strtoupper($band)) : '*';
$method = strlen($method) > 0 ? intval($method) : 2;
$threshold = strlen($threshold) > 0 ? floatval($threshold) : 0.1;
$phpthumbFilters->HistogramStretch($this->gdimg_output, $band, $method, $threshold);
break;
case 'wb':
// WhiteBalance
$phpthumbFilters->WhiteBalance($this->gdimg_output, $parameter);
break;
case 'hist':
// Histogram overlay
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping HistogramOverlay() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
break;
}
@(list($bands, $colors, $width, $height, $alignment, $opacity, $margin_x, $margin_y) = explode('|', $parameter, 8));
$bands = $bands ? $bands : '*';
$colors = $colors ? $colors : '';
$width = $width ? $width : 0.25;
$height = $height ? $height : 0.25;
$alignment = $alignment ? $alignment : 'BR';
$opacity = $opacity ? $opacity : 50;
$margin_x = $margin_x ? $margin_x : 5;
$margin_y = $margin_y;
// just to note it wasn't forgotten, but let the value always pass unchanged
$phpthumbFilters->HistogramOverlay($this->gdimg_output, $bands, $colors, $width, $height, $alignment, $opacity, $margin_x, $margin_y);
break;
case 'fram':
// Frame
@(list($frame_width, $edge_width, $color_frame, $color1, $color2) = explode('|', $parameter, 5));
$phpthumbFilters->Frame($this->gdimg_output, $frame_width, $edge_width, $color_frame, $color1, $color2);
break;
case 'drop':
// DropShadow
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping DropShadow() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
$this->is_alpha = true;
@(list($distance, $width, $color, $angle, $fade) = explode('|', $parameter, 5));
$phpthumbFilters->DropShadow($this->gdimg_output, $distance, $width, $color, $angle, $fade);
break;
case 'mask':
// Mask cropping
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Mask() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
$mask_filename = $this->ResolveFilenameToAbsolute($parameter);
if (@is_readable($mask_filename) && ($fp_mask = @fopen($mask_filename, 'rb'))) {
$MaskImageData = '';
do {
$buffer = fread($fp_mask, 8192);
$MaskImageData .= $buffer;
} while (strlen($buffer) > 0);
fclose($fp_mask);
if ($gdimg_mask = $this->ImageCreateFromStringReplacement($MaskImageData)) {
$this->is_alpha = true;
$phpthumbFilters->ApplyMask($gdimg_mask, $this->gdimg_output);
ImageDestroy($gdimg_mask);
} else {
$this->DebugMessage('ImageCreateFromStringReplacement() failed for "' . $mask_filename . '"', __FILE__, __LINE__);
}
} else {
$this->DebugMessage('Cannot open mask file "' . $mask_filename . '"', __FILE__, __LINE__);
}
break;
case 'elip':
// Elipse cropping
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Elipse() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
$this->is_alpha = true;
$phpthumbFilters->Elipse($this->gdimg_output);
break;
case 'ric':
// RoundedImageCorners
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping RoundedImageCorners() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
@(list($radius_x, $radius_y) = explode('|', $parameter, 2));
if ($radius_x < 1 || $radius_y < 1) {
$this->DebugMessage('Skipping RoundedImageCorners(' . $radius_x . ', ' . $radius_y . ') because x/y radius is less than 1', __FILE__, __LINE__);
break;
}
$this->is_alpha = true;
$phpthumbFilters->RoundedImageCorners($this->gdimg_output, $radius_x, $radius_y);
break;
case 'crop':
// Crop
@(list($left, $right, $top, $bottom) = explode('|', $parameter, 4));
$phpthumbFilters->Crop($this->gdimg_output, $left, $right, $top, $bottom);
break;
case 'bord':
// Border
@(list($border_width, $radius_x, $radius_y, $hexcolor_border) = explode('|', $parameter, 4));
$this->is_alpha = true;
$phpthumbFilters->ImageBorder($this->gdimg_output, $border_width, $radius_x, $radius_y, $hexcolor_border);
break;
case 'over':
// Overlay
@(list($filename, $underlay, $margin, $opacity) = explode('|', $parameter, 4));
$underlay = (bool) ($underlay ? $underlay : false);
$margin = strlen($margin) > 0 ? $margin : ($underlay ? 0.1 : 0.0);
$opacity = strlen($opacity) > 0 ? $opacity : 100;
if ($margin > 0 && $margin < 1) {
$margin = min(0.499, $margin);
} elseif ($margin > -1 && $margin < 0) {
$margin = max(-0.499, $margin);
}
$filename = $this->ResolveFilenameToAbsolute($filename);
if (@is_readable($filename) && ($fp_watermark = @fopen($filename, 'rb'))) {
$WatermarkImageData = '';
do {
$buffer = fread($fp_watermark, 8192);
$WatermarkImageData .= $buffer;
} while (strlen($buffer) > 0);
fclose($fp_watermark);
if ($img_watermark = $this->ImageCreateFromStringReplacement($WatermarkImageData)) {
if ($margin < 1) {
$resized_x = max(1, ImageSX($this->gdimg_output) - round(2 * (ImageSX($this->gdimg_output) * $margin)));
$resized_y = max(1, ImageSY($this->gdimg_output) - round(2 * (ImageSY($this->gdimg_output) * $margin)));
} else {
$resized_x = max(1, ImageSX($this->gdimg_output) - round(2 * $margin));
$resized_y = max(1, ImageSY($this->gdimg_output) - round(2 * $margin));
}
if ($underlay) {
if ($img_watermark_resized = phpthumb_functions::ImageCreateFunction(ImageSX($this->gdimg_output), ImageSY($this->gdimg_output))) {
ImageAlphaBlending($img_watermark_resized, false);
ImageSaveAlpha($img_watermark_resized, true);
$this->ImageResizeFunction($img_watermark_resized, $img_watermark, 0, 0, 0, 0, ImageSX($img_watermark_resized), ImageSY($img_watermark_resized), ImageSX($img_watermark), ImageSY($img_watermark));
if ($img_source_resized = phpthumb_functions::ImageCreateFunction($resized_x, $resized_y)) {
ImageAlphaBlending($img_source_resized, false);
ImageSaveAlpha($img_source_resized, true);
$this->ImageResizeFunction($img_source_resized, $this->gdimg_output, 0, 0, 0, 0, ImageSX($img_source_resized), ImageSY($img_source_resized), ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
$phpthumbFilters->WatermarkOverlay($img_watermark_resized, $img_source_resized, 'C', $opacity, $margin);
ImageCopy($this->gdimg_output, $img_watermark_resized, 0, 0, 0, 0, ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
} else {
$this->DebugMessage('phpthumb_functions::ImageCreateFunction(' . $resized_x . ', ' . $resized_y . ')', __FILE__, __LINE__);
}
ImageDestroy($img_watermark_resized);
} else {
$this->DebugMessage('phpthumb_functions::ImageCreateFunction(' . ImageSX($this->gdimg_output) . ', ' . ImageSY($this->gdimg_output) . ')', __FILE__, __LINE__);
}
} else {
// overlay
if ($img_watermark_resized = phpthumb_functions::ImageCreateFunction($resized_x, $resized_y)) {
ImageAlphaBlending($img_watermark_resized, false);
ImageSaveAlpha($img_watermark_resized, true);
$this->ImageResizeFunction($img_watermark_resized, $img_watermark, 0, 0, 0, 0, ImageSX($img_watermark_resized), ImageSY($img_watermark_resized), ImageSX($img_watermark), ImageSY($img_watermark));
$phpthumbFilters->WatermarkOverlay($this->gdimg_output, $img_watermark_resized, 'C', $opacity, $margin);
ImageDestroy($img_watermark_resized);
} else {
$this->DebugMessage('phpthumb_functions::ImageCreateFunction(' . $resized_x . ', ' . $resized_y . ')', __FILE__, __LINE__);
}
}
ImageDestroy($img_watermark);
} else {
$this->DebugMessage('ImageCreateFromStringReplacement() failed for "' . $filename . '"', __FILE__, __LINE__);
}
} else {
$this->DebugMessage('Cannot open overlay file "' . $filename . '"', __FILE__, __LINE__);
}
break;
case 'wmi':
// WaterMarkImage
@(list($filename, $alignment, $opacity, $margin['x'], $margin['y'], $rotate_angle) = explode('|', $parameter, 6));
// $margin can be pixel margin or percent margin if $alignment is text, or max width/height if $alignment is position like "50x75"
$alignment = $alignment ? $alignment : 'BR';
$opacity = strlen($opacity) ? intval($opacity) : 50;
$rotate_angle = strlen($rotate_angle) ? intval($rotate_angle) : 0;
if (!preg_match('#^([0-9\\.\\-]*)x([0-9\\.\\-]*)$#i', $alignment, $matches)) {
$margins = array('x', 'y');
foreach ($margins as $xy) {
$margin[$xy] = strlen($margin[$xy]) ? $margin[$xy] : 5;
if ($margin[$xy] > 0 && $margin[$xy] < 1) {
$margin[$xy] = min(0.499, $margin[$xy]);
} elseif ($margin[$xy] > -1 && $margin[$xy] < 0) {
$margin[$xy] = max(-0.499, $margin[$xy]);
}
}
}
$filename = $this->ResolveFilenameToAbsolute($filename);
if (@is_readable($filename)) {
if ($img_watermark = $this->ImageCreateFromFilename($filename)) {
if ($rotate_angle !== 0) {
$phpthumbFilters->ImprovedImageRotate($img_watermark, $rotate_angle);
}
if (preg_match('#^([0-9\\.\\-]*)x([0-9\\.\\-]*)$#i', $alignment, $matches)) {
$watermark_max_width = intval($margin['x'] ? $margin['x'] : ImageSX($img_watermark));
$watermark_max_height = intval($margin['y'] ? $margin['y'] : ImageSY($img_watermark));
$scale = phpthumb_functions::ScaleToFitInBox(ImageSX($img_watermark), ImageSY($img_watermark), $watermark_max_width, $watermark_max_height, true, true);
$this->DebugMessage('Scaling watermark by a factor of ' . number_format($scale, 4), __FILE__, __LINE__);
if ($scale > 1 || $scale < 1) {
if ($img_watermark2 = phpthumb_functions::ImageCreateFunction($scale * ImageSX($img_watermark), $scale * ImageSY($img_watermark))) {
ImageAlphaBlending($img_watermark2, false);
ImageSaveAlpha($img_watermark2, true);
$this->ImageResizeFunction($img_watermark2, $img_watermark, 0, 0, 0, 0, ImageSX($img_watermark2), ImageSY($img_watermark2), ImageSX($img_watermark), ImageSY($img_watermark));
$img_watermark = $img_watermark2;
} else {
$this->DebugMessage('ImageCreateFunction(' . $scale * ImageSX($img_watermark) . ', ' . $scale * ImageSX($img_watermark) . ') failed', __FILE__, __LINE__);
}
}
$watermark_dest_x = round($matches[1] - ImageSX($img_watermark) / 2);
$watermark_dest_y = round($matches[2] - ImageSY($img_watermark) / 2);
$alignment = $watermark_dest_x . 'x' . $watermark_dest_y;
}
$phpthumbFilters->WatermarkOverlay($this->gdimg_output, $img_watermark, $alignment, $opacity, $margin['x'], $margin['y']);
ImageDestroy($img_watermark);
if (isset($img_watermark2) && is_resource($img_watermark2)) {
ImageDestroy($img_watermark2);
}
} else {
$this->DebugMessage('ImageCreateFromFilename() failed for "' . $filename . '"', __FILE__, __LINE__);
}
} else {
$this->DebugMessage('!is_readable(' . $filename . ')', __FILE__, __LINE__);
}
break;
case 'wmt':
// WaterMarkText
@(list($text, $size, $alignment, $hex_color, $ttffont, $opacity, $margin, $angle, $bg_color, $bg_opacity, $fillextend) = explode('|', $parameter, 11));
$text = $text ? $text : '';
$size = $size ? $size : 3;
$alignment = $alignment ? $alignment : 'BR';
$hex_color = $hex_color ? $hex_color : '000000';
$ttffont = $ttffont ? $ttffont : '';
$opacity = strlen($opacity) ? $opacity : 50;
$margin = strlen($margin) ? $margin : 5;
$angle = strlen($angle) ? $angle : 0;
$bg_color = $bg_color ? $bg_color : false;
$bg_opacity = $bg_opacity ? $bg_opacity : 0;
$fillextend = $fillextend ? $fillextend : '';
if (basename($ttffont) == $ttffont) {
$ttffont = realpath($this->config_ttf_directory . DIRECTORY_SEPARATOR . $ttffont);
} else {
$ttffont = $this->ResolveFilenameToAbsolute($ttffont);
}
$phpthumbFilters->WatermarkText($this->gdimg_output, $text, $size, $alignment, $hex_color, $ttffont, $opacity, $margin, $angle, $bg_color, $bg_opacity, $fillextend);
break;
case 'blur':
// Blur
@(list($radius) = explode('|', $parameter, 1));
$radius = $radius ? $radius : 1;
if (phpthumb_functions::gd_version() >= 2) {
$phpthumbFilters->Blur($this->gdimg_output, $radius);
} else {
$this->DebugMessage('Skipping Blur() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
}
break;
case 'gblr':
// Gaussian Blur
$phpthumbFilters->BlurGaussian($this->gdimg_output);
break;
case 'sblr':
// Selective Blur
$phpthumbFilters->BlurSelective($this->gdimg_output);
break;
case 'mean':
// MeanRemoval blur
$phpthumbFilters->MeanRemoval($this->gdimg_output);
break;
case 'smth':
// Smooth blur
$phpthumbFilters->Smooth($this->gdimg_output, $parameter);
break;
case 'usm':
// UnSharpMask sharpening
@(list($amount, $radius, $threshold) = explode('|', $parameter, 3));
$amount = $amount ? $amount : 80;
$radius = $radius ? $radius : 0.5;
$threshold = strlen($threshold) ? $threshold : 3;
if (phpthumb_functions::gd_version() >= 2.0) {
ob_start();
if (!@(include_once dirname(__FILE__) . '/phpthumb.unsharp.php')) {
$include_error = ob_get_contents();
if ($include_error) {
$this->DebugMessage('include_once("' . dirname(__FILE__) . '/phpthumb.unsharp.php") generated message: "' . $include_error . '"', __FILE__, __LINE__);
}
$this->DebugMessage('Error including "' . dirname(__FILE__) . '/phpthumb.unsharp.php" which is required for unsharp masking', __FILE__, __LINE__);
ob_end_clean();
return false;
}
ob_end_clean();
phpUnsharpMask::applyUnsharpMask($this->gdimg_output, $amount, $radius, $threshold);
} else {
$this->DebugMessage('Skipping unsharp mask because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
break;
case 'size':
// Resize
@(list($newwidth, $newheight, $stretch) = explode('|', $parameter));
$newwidth = !$newwidth ? ImageSX($this->gdimg_output) : ($newwidth > 0 && $newwidth < 1 ? round($newwidth * ImageSX($this->gdimg_output)) : round($newwidth));
$newheight = !$newheight ? ImageSY($this->gdimg_output) : ($newheight > 0 && $newheight < 1 ? round($newheight * ImageSY($this->gdimg_output)) : round($newheight));
$stretch = $stretch ? true : false;
if ($stretch) {
$scale_x = phpthumb_functions::ScaleToFitInBox(ImageSX($this->gdimg_output), ImageSX($this->gdimg_output), $newwidth, $newwidth, true, true);
$scale_y = phpthumb_functions::ScaleToFitInBox(ImageSY($this->gdimg_output), ImageSY($this->gdimg_output), $newheight, $newheight, true, true);
} else {
$scale_x = phpthumb_functions::ScaleToFitInBox(ImageSX($this->gdimg_output), ImageSY($this->gdimg_output), $newwidth, $newheight, true, true);
$scale_y = $scale_x;
}
$this->DebugMessage('Scaling watermark (' . ($stretch ? 'with' : 'without') . ' stretch) by a factor of "' . number_format($scale_x, 4) . ' x ' . number_format($scale_y, 4) . '"', __FILE__, __LINE__);
if ($scale_x > 1 || $scale_x < 1 || $scale_y > 1 || $scale_y < 1) {
if ($img_temp = phpthumb_functions::ImageCreateFunction(ImageSX($this->gdimg_output), ImageSY($this->gdimg_output))) {
ImageCopy($img_temp, $this->gdimg_output, 0, 0, 0, 0, ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
//ImageDestroy($this->gdimg_output);
if ($this->gdimg_output = phpthumb_functions::ImageCreateFunction($scale_x * ImageSX($img_temp), $scale_y * ImageSY($img_temp))) {
ImageAlphaBlending($this->gdimg_output, false);
ImageSaveAlpha($this->gdimg_output, true);
$this->ImageResizeFunction($this->gdimg_output, $img_temp, 0, 0, 0, 0, ImageSX($this->gdimg_output), ImageSY($this->gdimg_output), ImageSX($img_temp), ImageSY($img_temp));
} else {
$this->DebugMessage('ImageCreateFunction(' . $scale_x * ImageSX($img_temp) . ', ' . $scale_y * ImageSY($img_temp) . ') failed', __FILE__, __LINE__);
}
ImageDestroy($img_temp);
} else {
$this->DebugMessage('ImageCreateFunction(' . ImageSX($this->gdimg_output) . ', ' . ImageSY($this->gdimg_output) . ') failed', __FILE__, __LINE__);
}
}
break;
case 'rot':
// ROTate
@(list($angle, $bgcolor) = explode('|', $parameter, 2));
$phpthumbFilters->ImprovedImageRotate($this->gdimg_output, $angle, $bgcolor);
break;
case 'stc':
// Source Transparent Color
@(list($hexcolor, $min_limit, $max_limit) = explode('|', $parameter, 3));
if (!phpthumb_functions::IsHexColor($hexcolor)) {
$this->DebugMessage('Skipping SourceTransparentColor hex color is invalid (' . $hexcolor . ')', __FILE__, __LINE__);
return false;
}
$min_limit = strlen($min_limit) ? $min_limit : 5;
$max_limit = strlen($max_limit) ? $max_limit : 10;
if ($gdimg_mask = $phpthumbFilters->SourceTransparentColorMask($this->gdimg_output, $hexcolor, $min_limit, $max_limit)) {
$this->is_alpha = true;
$phpthumbFilters->ApplyMask($gdimg_mask, $this->gdimg_output);
ImageDestroy($gdimg_mask);
} else {
$this->DebugMessage('SourceTransparentColorMask() failed for "' . $mask_filename . '"', __FILE__, __LINE__);
}
break;
}
$this->DebugMessage('Finished processing filter command "' . $command . '(' . $parameter . ')"', __FILE__, __LINE__);
}
}
return true;
}
function WatermarkText(&$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 ApplyFilters()
{
if ($this->fltr && is_array($this->fltr)) {
if (!(include_once dirname(__FILE__) . '/phpthumb.filters.php')) {
$this->DebugMessage('Error including "' . dirname(__FILE__) . '/phpthumb.filters.php" which is required for applying filters (' . implode(';', $this->fltr) . ')', __FILE__, __LINE__);
return false;
}
foreach ($this->fltr as $filtercommand) {
@(list($command, $parameter) = explode('|', $filtercommand, 2));
$this->DebugMessage('Attempting to process filter command "' . $command . '"', __FILE__, __LINE__);
switch ($command) {
case 'brit':
phpthumb_filters::Brightness($this->gdimg_output, $parameter);
break;
case 'cont':
phpthumb_filters::Contrast($this->gdimg_output, $parameter);
break;
case 'ds':
phpthumb_filters::Desaturate($this->gdimg_output, $parameter, '');
break;
case 'sat':
phpthumb_filters::Saturation($this->gdimg_output, $parameter, '');
break;
case 'gray':
phpthumb_filters::Grayscale($this->gdimg_output);
break;
case 'clr':
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Colorize() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
break;
}
@(list($amount, $color) = explode('|', $parameter));
phpthumb_filters::Colorize($this->gdimg_output, $amount, $color);
break;
case 'sep':
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Sepia() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
break;
}
@(list($amount, $color) = explode('|', $parameter));
phpthumb_filters::Sepia($this->gdimg_output, $amount, $color);
break;
case 'gam':
phpthumb_filters::Gamma($this->gdimg_output, $parameter);
break;
case 'neg':
phpthumb_filters::Negative($this->gdimg_output);
break;
case 'th':
phpthumb_filters::Threshold($this->gdimg_output, $parameter);
break;
case 'rcd':
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping ReduceColorDepth() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
break;
}
@(list($colors, $dither) = explode('|', $parameter));
$colors = $colors ? (int) $colors : 256;
$dither = strlen($dither) > 0 ? (bool) $dither : true;
phpthumb_filters::ReduceColorDepth($this->gdimg_output, $colors, $dither);
break;
case 'flip':
phpthumb_filters::Flip($this->gdimg_output, strpos(strtolower($parameter), 'x') !== false, strpos(strtolower($parameter), 'y') !== false);
break;
case 'edge':
phpthumb_filters::EdgeDetect($this->gdimg_output);
break;
case 'emb':
phpthumb_filters::Emboss($this->gdimg_output);
break;
case 'bvl':
@(list($width, $color1, $color2) = explode('|', $parameter));
phpthumb_filters::Bevel($this->gdimg_output, $width, $color1, $color2);
break;
case 'lvl':
@(list($band, $min, $max) = explode('|', $parameter));
$band = $band ? $band : '*';
$min = strlen($min) > 0 ? $min : '-1';
$max = strlen($max) > 0 ? $max : '-1';
phpthumb_filters::HistogramStretch($this->gdimg_output, $band, $min, $max);
break;
case 'wb':
phpthumb_filters::WhiteBalance($this->gdimg_output, $parameter);
break;
case 'hist':
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping HistogramOverlay() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
break;
}
@(list($bands, $colors, $width, $height, $alignment, $opacity, $margin) = explode('|', $parameter));
$bands = $bands ? $bands : '*';
$colors = $colors ? $colors : '';
$width = $width ? $width : 0.25;
$height = $height ? $height : 0.25;
$alignment = $alignment ? $alignment : 'BR';
$opacity = $opacity ? $opacity : 50;
$margin = $margin ? $margin : 5;
phpthumb_filters::HistogramOverlay($this->gdimg_output, $bands, $colors, $width, $height, $alignment, $opacity, $margin);
break;
case 'fram':
@(list($frame_width, $edge_width, $color_frame, $color1, $color2) = explode('|', $parameter));
phpthumb_filters::Frame($this->gdimg_output, $frame_width, $edge_width, $color_frame, $color1, $color2);
break;
case 'drop':
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping DropShadow() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
$this->is_alpha = true;
@(list($distance, $width, $color, $angle, $fade) = explode('|', $parameter));
phpthumb_filters::DropShadow($this->gdimg_output, $distance, $width, $color, $angle, $fade);
break;
case 'mask':
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Mask() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
$mask_filename = $this->ResolveFilenameToAbsolute($parameter);
if (@is_readable($mask_filename) && ($fp_mask = @fopen($mask_filename, 'rb'))) {
$MaskImageData = fread($fp_mask, filesize($mask_filename));
fclose($fp_mask);
if ($gdimg_mask = $this->ImageCreateFromStringReplacement($MaskImageData)) {
$this->is_alpha = true;
phpthumb_filters::ApplyMask($gdimg_mask, $this->gdimg_output);
ImageDestroy($gdimg_mask);
} else {
$this->DebugMessage('ImageCreateFromStringReplacement() failed for "' . $mask_filename . '"', __FILE__, __LINE__);
}
} else {
$this->DebugMessage('Cannot open mask file "' . $mask_filename . '"', __FILE__, __LINE__);
}
break;
case 'elip':
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Elipse() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
$this->is_alpha = true;
phpthumb_filters::Elipse($this->gdimg_output);
break;
case 'ric':
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping RoundedImageCorners() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
@(list($radius_x, $radius_y) = explode('|', $parameter));
if ($radius_x < 1 || $radius_y < 1) {
$this->DebugMessage('Skipping RoundedImageCorners(' . $radius_x . ', ' . $radius_y . ') because x/y radius is less than 1', __FILE__, __LINE__);
break;
}
$this->is_alpha = true;
phpthumb_filters::RoundedImageCorners($this->gdimg_output, $radius_x, $radius_y);
break;
case 'bord':
@(list($border_width, $radius_x, $radius_y, $hexcolor_border) = explode('|', $parameter));
$this->is_alpha = true;
phpthumb_filters::ImageBorder($this->gdimg_output, $border_width, $radius_x, $radius_y, $hexcolor_border);
break;
case 'over':
@(list($filename, $underlay, $margin, $opacity) = explode('|', $parameter));
$underlay = (bool) ($underlay ? $underlay : false);
$margin = strlen($margin) > 0 ? $margin : ($underlay ? 0.1 : 0.0);
$opacity = strlen($opacity) > 0 ? $opacity : 100;
if ($margin > 0 && $margin < 1) {
$margin = min(0.499, $margin);
} elseif ($margin > -1 && $margin < 0) {
$margin = max(-0.499, $margin);
}
$filename = $this->ResolveFilenameToAbsolute($filename);
if (@is_readable($filename) && ($fp_watermark = @fopen($filename, 'rb'))) {
$WatermarkImageData = fread($fp_watermark, filesize($filename));
fclose($fp_watermark);
if ($img_watermark = $this->ImageCreateFromStringReplacement($WatermarkImageData)) {
if ($margin < 1) {
$resized_x = max(1, ImageSX($this->gdimg_output) - round(2 * (ImageSX($this->gdimg_output) * $margin)));
$resized_y = max(1, ImageSY($this->gdimg_output) - round(2 * (ImageSY($this->gdimg_output) * $margin)));
} else {
$resized_x = max(1, ImageSX($this->gdimg_output) - round(2 * $margin));
$resized_y = max(1, ImageSY($this->gdimg_output) - round(2 * $margin));
}
if ($underlay) {
if ($img_watermark_resized = phpthumb_functions::ImageCreateFunction(ImageSX($this->gdimg_output), ImageSY($this->gdimg_output))) {
ImageAlphaBlending($img_watermark_resized, false);
ImageSaveAlpha($img_watermark_resized, true);
phpthumb_functions::ImageResizeFunction($img_watermark_resized, $img_watermark, 0, 0, 0, 0, ImageSX($img_watermark_resized), ImageSY($img_watermark_resized), ImageSX($img_watermark), ImageSY($img_watermark));
if ($img_source_resized = phpthumb_functions::ImageCreateFunction($resized_x, $resized_y)) {
ImageAlphaBlending($img_source_resized, false);
ImageSaveAlpha($img_source_resized, true);
phpthumb_functions::ImageResizeFunction($img_source_resized, $this->gdimg_output, 0, 0, 0, 0, ImageSX($img_source_resized), ImageSY($img_source_resized), ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
phpthumb_filters::WatermarkOverlay($img_watermark_resized, $img_source_resized, 'C', $opacity, $margin);
ImageCopy($this->gdimg_output, $img_watermark_resized, 0, 0, 0, 0, ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
} else {
$this->DebugMessage('phpthumb_functions::ImageCreateFunction(' . $resized_x . ', ' . $resized_y . ')', __FILE__, __LINE__);
}
ImageDestroy($img_watermark_resized);
} else {
$this->DebugMessage('phpthumb_functions::ImageCreateFunction(' . ImageSX($this->gdimg_output) . ', ' . ImageSY($this->gdimg_output) . ')', __FILE__, __LINE__);
}
} else {
// overlay
if ($img_watermark_resized = phpthumb_functions::ImageCreateFunction($resized_x, $resized_y)) {
ImageAlphaBlending($img_watermark_resized, false);
ImageSaveAlpha($img_watermark_resized, true);
phpthumb_functions::ImageResizeFunction($img_watermark_resized, $img_watermark, 0, 0, 0, 0, ImageSX($img_watermark_resized), ImageSY($img_watermark_resized), ImageSX($img_watermark), ImageSY($img_watermark));
phpthumb_filters::WatermarkOverlay($this->gdimg_output, $img_watermark_resized, 'C', $opacity, $margin);
ImageDestroy($img_watermark_resized);
} else {
$this->DebugMessage('phpthumb_functions::ImageCreateFunction(' . $resized_x . ', ' . $resized_y . ')', __FILE__, __LINE__);
}
}
ImageDestroy($img_watermark);
} else {
$this->DebugMessage('ImageCreateFromStringReplacement() failed for "' . $filename . '"', __FILE__, __LINE__);
}
} else {
$this->DebugMessage('Cannot open overlay file "' . $filename . '"', __FILE__, __LINE__);
}
break;
case 'wmi':
@(list($filename, $alignment, $opacity, $margin) = explode('|', $parameter));
$alignment = $alignment ? $alignment : 'BR';
$opacity = strlen($opacity) ? $opacity : 50;
$margin = strlen($margin) ? $margin : 5;
$filename = $this->ResolveFilenameToAbsolute($filename);
if (@is_readable($filename) && ($fp_watermark = @fopen($filename, 'rb'))) {
$WatermarkImageData = fread($fp_watermark, filesize($filename));
fclose($fp_watermark);
if ($img_watermark = $this->ImageCreateFromStringReplacement($WatermarkImageData)) {
// great
phpthumb_filters::WatermarkOverlay($this->gdimg_output, $img_watermark, $alignment, $opacity, $margin);
ImageDestroy($img_watermark);
} else {
$this->DebugMessage('ImageCreateFromStringReplacement() failed for "' . $filename . '"', __FILE__, __LINE__);
}
} else {
$this->DebugMessage('Cannot open watermark file "' . $filename . '"', __FILE__, __LINE__);
}
break;
case 'wmt':
@(list($text, $size, $alignment, $hex_color, $ttffont, $opacity, $margin, $angle) = explode('|', $parameter));
$text = $text ? $text : '';
$size = $size ? $size : 3;
$alignment = $alignment ? $alignment : 'BR';
$hex_color = $hex_color ? $hex_color : '000000';
$ttffont = $ttffont ? $ttffont : '';
$opacity = strlen($opacity) ? $opacity : 50;
$margin = strlen($margin) ? $margin : 5;
$angle = strlen($angle) ? $angle : 0;
if (basename($ttffont) == $ttffont) {
$ttffont = realpath($this->config_ttf_directory . $this->osslash . $ttffont);
} else {
$ttffont = $this->ResolveFilenameToAbsolute($ttffont);
}
phpthumb_filters::WatermarkText($this->gdimg_output, $text, $size, $alignment, $hex_color, $ttffont, $opacity, $margin, $angle);
break;
case 'blur':
@(list($radius) = explode('|', $parameter));
$radius = $radius ? $radius : 1;
if (phpthumb_functions::gd_version() < 2) {
$this->DebugMessage('Skipping Blur() because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
phpthumb_filters::Blur($this->gdimg_output, $radius);
break;
case 'gblr':
phpthumb_filters::BlurGaussian($this->gdimg_output);
break;
case 'sblr':
phpthumb_filters::BlurSelective($this->gdimg_output);
break;
case 'mean':
phpthumb_filters::MeanRemoval($this->gdimg_output);
break;
case 'smth':
phpthumb_filters::Smooth($this->gdimg_output, $parameter);
break;
case 'usm':
@(list($amount, $radius, $threshold) = explode('|', $parameter));
$amount = $amount ? $amount : 80;
$radius = $radius ? $radius : 0.5;
$threshold = strlen($threshold) ? $threshold : 3;
if (phpthumb_functions::gd_version() >= 2.0) {
ob_start();
if (!@(include_once dirname(__FILE__) . '/phpthumb.unsharp.php')) {
$include_error = ob_get_contents();
if ($include_error) {
$this->DebugMessage('include_once("' . dirname(__FILE__) . '/phpthumb.unsharp.php") generated message: "' . $include_error . '"', __FILE__, __LINE__);
}
ob_end_clean();
$this->DebugMessage('Error including "' . dirname(__FILE__) . '/phpthumb.unsharp.php" which is required for unsharp masking', __FILE__, __LINE__);
return false;
}
ob_end_clean();
phpUnsharpMask::applyUnsharpMask($this->gdimg_output, $amount, $radius, $threshold);
} else {
$this->DebugMessage('Skipping unsharp mask because gd_version is "' . phpthumb_functions::gd_version() . '"', __FILE__, __LINE__);
return false;
}
break;
}
}
}
return true;
}
function WatermarkText(&$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;
}
