155 lines
4.3 KiB
PHP
155 lines
4.3 KiB
PHP
<?php
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/**
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*--------------------------------------------------------------------
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*
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* Holds font for PHP.
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*
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*--------------------------------------------------------------------
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* @author Akhtar Khan <er.akhtarkhan@gmail.com>
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* @link http://www.codeitnow.in
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* @package https://github.com/codeitnowin/barcode-generator
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*/
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namespace CodeItNow\BarcodeBundle\Generator;
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use CodeItNow\BarcodeBundle\Generator\CINFont;
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use CodeItNow\BarcodeBundle\Generator\CINColor;
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class CINFontPhp implements CINFont {
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private $font;
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private $text;
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private $rotationAngle;
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private $backgroundColor;
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private $foregroundColor;
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/**
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* Constructor.
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*
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* @param int $font
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*/
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public function __construct($font) {
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$this->font = max(0, intval($font));
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$this->backgroundColor = new CINColor('white');
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$this->foregroundColor = new CINColor('black');
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$this->setRotationAngle(0);
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}
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/**
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* Gets the text associated to the font.
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*
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* @return string
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*/
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public function getText() {
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return $this->text;
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}
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/**
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* Sets the text associated to the font.
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*
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* @param string text
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*/
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public function setText($text) {
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$this->text = $text;
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}
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/**
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* Gets the rotation in degree.
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*
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* @return int
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*/
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public function getRotationAngle() {
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return (360 - $this->rotationAngle) % 360;
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}
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/**
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* Sets the rotation in degree.
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*
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* @param int
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*/
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public function setRotationAngle($rotationAngle) {
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$this->rotationAngle = (int)$rotationAngle;
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if ($this->rotationAngle !== 90 && $this->rotationAngle !== 180 && $this->rotationAngle !== 270) {
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$this->rotationAngle = 0;
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}
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$this->rotationAngle = (360 - $this->rotationAngle) % 360;
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}
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/**
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* Gets the background color.
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*
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* @return CINColor
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*/
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public function getBackgroundColor() {
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return $this->backgroundColor;
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}
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/**
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* Sets the background color.
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*
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* @param CINColor $backgroundColor
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*/
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public function setBackgroundColor($backgroundColor) {
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$this->backgroundColor = $backgroundColor;
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}
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/**
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* Gets the foreground color.
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*
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* @return CINColor
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*/
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public function getForegroundColor() {
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return $this->foregroundColor;
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}
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/**
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* Sets the foreground color.
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*
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* @param CINColor $foregroundColor
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*/
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public function setForegroundColor($foregroundColor) {
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$this->foregroundColor = $foregroundColor;
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}
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/**
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* Returns the width and height that the text takes to be written.
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*
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* @return int[]
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*/
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public function getDimension() {
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$w = imagefontwidth($this->font) * strlen($this->text);
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$h = imagefontheight($this->font);
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$rotationAngle = $this->getRotationAngle();
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if ($rotationAngle === 90 || $rotationAngle === 270) {
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return array($h, $w);
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} else {
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return array($w, $h);
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}
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}
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/**
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* Draws the text on the image at a specific position.
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* $x and $y represent the left bottom corner.
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*
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* @param resource $im
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* @param int $x
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* @param int $y
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*/
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public function draw($im, $x, $y) {
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if ($this->getRotationAngle() !== 0) {
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if (!function_exists('imagerotate')) {
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throw new CINDrawException('The method imagerotate doesn\'t exist on your server. Do not use any rotation.');
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}
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$w = imagefontwidth($this->font) * strlen($this->text);
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$h = imagefontheight($this->font);
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$gd = imagecreatetruecolor($w, $h);
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imagefilledrectangle($gd, 0, 0, $w - 1, $h - 1, $this->backgroundColor->allocate($gd));
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imagestring($gd, $this->font, 0, 0, $this->text, $this->foregroundColor->allocate($gd));
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$gd = imagerotate($gd, $this->rotationAngle, 0);
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imagecopy($im, $gd, $x, $y, 0, 0, imagesx($gd), imagesy($gd));
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} else {
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imagestring($im, $this->font, $x, $y, $this->text, $this->foregroundColor->allocate($im));
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}
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}
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}
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?>
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