public static function image_apply_color_filter($destImage, $srcImage, $hexaColor)
{
if (!file_exists($srcImage)) {
return false;
}
if (!is_dir(dirname($destImage))) {
sh_linker::getInstance()->helper->createDir(dirname($destImage));
}
$rgbColor = sh_colors::RGBStringToRGBArray('#' . $hexaColor);
$baseImage = imagecreatefrompng($srcImage);
imagesavealpha($baseImage, true);
imagefilter($baseImage, IMG_FILTER_COLORIZE, $rgbColor['R'], $rgbColor['G'], $rgbColor['B']);
imagepng($baseImage, $destImage);
imagedestroy($baseImage);
return true;
}
protected function createPreview($font, $height)
{
if (file_exists(SH_FONTS_FOLDER . $font)) {
$font = SH_FONTS_FOLDER . $font;
} elseif (file_exists($this->linker->site->templateFolder . 'fonts/' . $font)) {
$font = $this->linker->site->templateFolder . 'fonts/' . $font;
} else {
die('The font ' . $font . ' was not found!');
}
$text = self::PREVIEW_TEXT;
$image = SH_TEMPIMAGES_FOLDER . md5(microtime());
$imageBuilder = $this->linker->imagesBuilder;
list($size) = $imageBuilder->getFontSizeByTextHeight(sh_fonts::FONT_THUMB_TEXT, $font, $height);
$dims = $imageBuilder->getDimensions($text, $size, $font);
$imageBuilder->createImageWithBackground($image, sh_colors::RGBStringToRGBArray('FFFFFF'), $dims['width'], $dims['height']);
$imageBuilder->addText($text, $image, $dims['left'], $dims['top'], $font, $size, '000000');
$contentType = mime_content_type($image);
header('Content-type: ' . $contentType);
readfile($image);
unlink($image);
return true;
}
public function addText($text, $image, $x, $y, $font, $fontSize, $fontColor, $transparency = 0, $addReflect = false)
{
$srcImage = imagecreatefrompng($image);
$width = imagesx($srcImage);
$box = $this->getDimensions($text, $fontSize, $font);
$textHeight = $box['height'];
imagesavealpha($srcImage, true);
imagealphablending($srcImage, false);
$color = sh_colors::RGBStringToRGBArray($fontColor);
$r = 120;
$color['R'];
$g = rand(0, 255);
$color['G'];
$b = rand(0, 255);
$color['B'];
$newColor = imagecolorallocatealpha($srcImage, $r, $g, $b, $transparency);
if ($addReflect == true) {
$reflect = imagecreatetruecolor($width, $textHeight / 2);
$textColor2 = imagecolorallocatealpha($reflect, $r, $g, $b, 0);
$transparentColor2 = imagecolorallocatealpha($reflect, 0, 0, 0, 127);
imagefill($reflect, 0, 0, $transparentColor2);
imagecolortransparent($reflect, $transparentColor2);
// writes the text
imagettftext($reflect, $fontSize, 0, $x, $textHeight / 2, $textColor2, $font, $text);
$cpt = 0;
$open = false;
// Gets the pixels that are colored in the first line
for ($a = 1; $a < $width + 1; $a++) {
for ($b = 1; $b < $textHeight / 2 - 1; $b++) {
$color = imagecolorat($reflect, $a, $b);
$colorrgb = imagecolorsforindex($reflect, $color);
if ($colorrgb['alpha'] < 45) {
$trans = $colorrgb['alpha'] + 127 - $b * 1.5 / ($textHeight / 2) * 45;
if ($trans < 127) {
$tempColor = imagecolorallocatealpha($srcImage, $colorrgb['red'], $colorrgb['green'], $colorrgb['blue'], $trans);
imagesetpixel($srcImage, $a, $y + $textHeight / 2 - $b, $tempColor);
}
}
}
}
imageDestroy($reflect);
}
// writes the text
imagettftext($srcImage, $fontSize, 0, $x, $y, $newColor, $font, $text);
imagepng($srcImage, $image);
imageDestroy($srcImage);
return true;
}
