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233 lines
5.6 KiB
233 lines
5.6 KiB
<?php
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// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
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//
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// All Rights Reserved. See copyright.txt for details and a complete list of authors.
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// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
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// $Id$
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namespace Tiki\Lib\Image;
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use Imagick;
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use ImagickException;
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/**
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*
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*/
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class ImagickNew extends ImageAbstract
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{
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/**
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* @param $image
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* @param bool $isfile
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* @param string $format
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*/
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public function __construct($image, $isfile = false, $format = 'jpeg')
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{
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if ($isfile) {
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$this->filename = $image;
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parent::__construct($image, $isfile);
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} else {
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parent::__construct($image, $isfile);
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}
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$this->format = $format;
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}
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protected function loadData()
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{
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if (! $this->loaded) {
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if (! empty($this->filename)) {
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$this->data = new Imagick();
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try {
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$this->data->readImage($this->filename);
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$this->loaded = true;
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$this->filename = null;
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} catch (ImagickException $e) {
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$this->loaded = true;
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$this->data = null;
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}
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} elseif (! empty($this->data)) {
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$tmp = new Imagick();
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try {
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$tmp->readImageBlob($this->data);
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$this->data =& $tmp;
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$this->loaded = true;
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} catch (ImagickException $e) {
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$this->data = null;
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}
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}
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if ($this->data) {
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$this->data->setImageFormat($this->format);
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}
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}
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}
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/**
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* @param $x
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* @param $y
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* @return mixed
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*/
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protected function resizeImage($x, $y)
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{
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if ($this->data) {
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return $this->data->scaleImage($x, $y);
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}
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}
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public function resizeThumb()
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{
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if ($this->thumb !== null) {
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$this->data = new Imagick();
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try {
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$this->data->readImageBlob($this->thumb);
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$this->loaded = true;
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} catch (ImagickException $e) {
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$this->loaded = true;
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$this->data = null;
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}
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} else {
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$this->loadData();
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}
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if ($this->data) {
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parent::resizeThumb();
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}
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}
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/**
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* @param $format
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*/
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public function setFormat($format)
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{
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$this->loadData();
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if ($this->data) {
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$this->format = $format;
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$this->data->setFormat($format);
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}
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}
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/**
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* @return string
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*/
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public function getFormat()
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{
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return $this->format;
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}
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/**
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* @return mixed
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*/
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public function display()
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{
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$this->loadData();
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if ($this->data) {
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if ($this->quality !== 75) {
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if ($this->format === 'jpeg') {
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$this->data->setImageCompression(Imagick::COMPRESSION_JPEG);
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$this->data->setImageCompressionQuality($this->quality);
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} else {
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if ($this->format === 'png') {
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$this->data->setImageCompression(Imagick::COMPRESSION_ZIP);
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$this->data->setImageCompressionQuality($this->quality / 10);
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}
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}
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}
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return $this->data->getImageBlob();
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}
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}
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/**
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* @param $angle
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* @return bool
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*/
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public function rotate($angle)
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{
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$this->loadData();
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if ($this->data) {
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$this->data->rotateImage(-$angle);
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return true;
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} else {
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return false;
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}
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}
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/**
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* @param $format
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* @return bool
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*/
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public function isSupported($format)
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{
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$image = new Imagick();
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$format = strtoupper(trim($format));
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// Theses formats have pb if multipage document
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switch ($format) {
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case 'PDF':
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case 'PS':
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case 'HTML':
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return false;
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}
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return in_array($format, $image->queryFormats());
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}
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/**
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* @return mixed
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*/
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public function getHeight()
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{
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$this->loadData();
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if ($this->data) {
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return $this->data->getImageHeight();
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}
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}
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/**
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* @return mixed
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*/
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public function getWidth()
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{
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$this->loadData();
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if ($this->data) {
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return $this->data->getImageWidth();
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}
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}
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/**
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* Allow adding text as overlay to a image
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* @param $text
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* @return string
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*/
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public function addTextToImage($text)
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{
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$this->loadData();
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if (! $this->data) {
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return false;
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}
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$font = dirname(dirname(__DIR__)) . '/lib/captcha/DejaVuSansMono.ttf';
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$padLeft = 20;
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$padBottom = 20;
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$image = new Imagick();
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$image->readImageBlob($this->data);
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$height = $image->getimageheight();
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$draw = new ImagickDraw();
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$draw->setFillColor('#000000');
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$draw->setStrokeColor(new ImagickPixel('#000000'));
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$draw->setStrokeWidth(3);
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$draw->setFont($font);
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$draw->setFontSize(12);
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$image->annotateImage($draw, $padLeft, $height - $padBottom, 0, $text);
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$draw = new ImagickDraw();
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$draw->setFillColor('#ffff00');
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$draw->setFont($font);
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$draw->setFontSize(12);
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$image->annotateImage($draw, $padLeft, $height - $padBottom, 0, $text);
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$this->data = $image;
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return $image->getImageBlob();
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}
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}
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