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<?php
/**
* BCGDrawing.php
*--------------------------------------------------------------------
*
* Holds the drawing $im
* You can use get_im() to add other kind of form not held into these classes.
*
*--------------------------------------------------------------------
* Revision History
* v2.1.0 8 nov 2009 Jean-Sébastien Goupil Support DPI, Rotation
* v2.0.1 8 mar 2009 Jean-Sébastien Goupil Supports GIF and WBMP
* v2.0.0 23 apr 2008 Jean-Sébastien Goupil New Version Update
* v1.2.3b 31 dec 2005 Jean-Sébastien Goupil Just one barcode per drawing
* v1.2.1 27 jun 2005 Jean-Sébastien Goupil Font support added
* V1.00 17 jun 2004 Jean-Sebastien Goupil
*--------------------------------------------------------------------
* $Id: BCGDrawing.php,v 1.12 2009/11/09 04:08:41 jsgoupil Exp $
*--------------------------------------------------------------------
* Copyright (C) Jean-Sebastien Goupil
* http://www.barcodephp.com
*/
include_once('BCGBarcode.php');
include_once('drawer/BCGDrawJPG.php');
include_once('drawer/BCGDrawPNG.php');
class BCGDrawing {
const IMG_FORMAT_PNG = 1;
const IMG_FORMAT_JPEG = 2;
const IMG_FORMAT_GIF = 3;
const IMG_FORMAT_WBMP = 4;
private $w, $h; // int
private $color; // BCGColor
private $filename; // char *
private $im; // {object}
private $barcode; // BCGBarcode
private $dpi; // int
private $rotateDegree; // float
/**
* Constructor
*
* @param int $w
* @param int $h
* @param string filename
* @param BCGColor $color
*/
public function __construct($filename, BCGColor $color) {
$this->im = null;
$this->setFilename($filename);
$this->color = $color;
$this->dpi = null;
$this->rotateDegree = 0.0;
}
/**
* Destructor
*/
public function __destruct() {
$this->destroy();
}
/**
* Sets the filename
*
* @param string $filaneme
*/
public function setFilename($filename) {
$this->filename = $filename;
}
/**
* Init Image and color background
*/
private function init() {
if($this->im === null) {
$this->im = imagecreatetruecolor($this->w, $this->h)
or die('Can\'t Initialize the GD Libraty');
imagefilledrectangle($this->im, 0, 0, $this->w - 1, $this->h - 1, $this->color->allocate($this->im));
}
}
/**
* @return resource
*/
public function get_im() {
return $this->im;
}
/**
* @param resource $im
*/
public function set_im(&$im) {
$this->im = $im;
}
/**
* Set Barcode for drawing
*
* @param BCGBarcode $barcode
*/
public function setBarcode(BCGBarcode $barcode) {
$this->barcode = $barcode;
}
/**
* Get the DPI for supported filetype
*
* @return int
*/
public function getDPI() {
return $this->dpi;
}
/**
* Set the DPI for supported filetype
*
* @param float $dpi
*/
public function setDPI($dpi) {
$this->dpi = $dpi;
}
/**
* Get the rotation angle in degree
*
* @return float
*/
public function getRotationAngle() {
return $this->rotateDegree;
}
/**
* Set the rotation angle in degree
*
* @param float $degree
*/
public function setRotationAngle($degree) {
$this->rotateDegree = (float)$degree;
}
/**
* Draw the barcode on the image $im
*/
public function draw() {
$size = $this->barcode->getMaxSize();
$this->w = max(1, $size[0]);
$this->h = max(1, $size[1]);
$this->init();
$this->barcode->draw($this->im);
}
/**
* Save $im into the file (many format available)
*
* @param int $image_style
* @param int $quality
*/
public function finish($image_style = self::IMG_FORMAT_PNG, $quality = 100) {
$drawer = null;
$im = $this->im;
if($this->rotateDegree > 0.0) {
$im = imagerotate($this->im, $this->rotateDegree, $this->color->allocate($this->im));
}
if ($image_style === self::IMG_FORMAT_PNG) {
$drawer = new BCGDrawPNG($im);
$drawer->setFilename($this->filename);
$drawer->setDPI($this->dpi);
} elseif ($image_style === self::IMG_FORMAT_JPEG) {
$drawer = new BCGDrawJPG($im);
$drawer->setFilename($this->filename);
$drawer->setDPI($this->dpi);
$drawer->setQuality($quality);
} elseif ($image_style === self::IMG_FORMAT_GIF) {
imagegif($im, $this->filename);
} elseif ($image_style === self::IMG_FORMAT_WBMP) {
imagewbmp($im, $this->filename);
}
if($drawer !== null) {
$drawer->draw();
}
}
/**
* Free the memory of PHP (called also by destructor)
*/
public function destroy() {
@imagedestroy($this->im);
}
};
?>
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