ok
Mini Shell
<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Barcode
* @subpackage Renderer
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Image.php 20366 2010-01-18 03:56:52Z ralph $
*/
/** @see Zend_Barcode_Renderer_RendererAbstract*/
require_once 'Zend/Barcode/Renderer/RendererAbstract.php';
/**
* Class for rendering the barcode as svg
*
* @category Zend
* @package Zend_Barcode
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Barcode_Renderer_Svg extends Zend_Barcode_Renderer_RendererAbstract
{
/**
* Resource for the image
* @var DOMDocument
*/
protected $_resource = null;
/**
* Root element of the XML structure
* @var DOMElement
*/
protected $_rootElement = null;
/**
* Height of the rendered image wanted by user
* @var integer
*/
protected $_userHeight = 0;
/**
* Width of the rendered image wanted by user
* @var integer
*/
protected $_userWidth = 0;
/**
* Set height of the result image
* @param null|integer $value
* @return Zend_Image_Barcode_Abstract
* @throw Zend_Image_Barcode_Exception
*/
public function setHeight($value)
{
if (!is_numeric($value) || intval($value) < 0) {
require_once 'Zend/Barcode/Renderer/Exception.php';
throw new Zend_Barcode_Renderer_Exception(
'Svg height must be greater than or equals 0'
);
}
$this->_userHeight = intval($value);
return $this;
}
/**
* Get barcode height
*
* @return int
*/
public function getHeight()
{
return $this->_userHeight;
}
/**
* Set barcode width
*
* @param mixed $value
* @return void
*/
public function setWidth($value)
{
if (!is_numeric($value) || intval($value) < 0) {
require_once 'Zend/Barcode/Renderer/Exception.php';
throw new Zend_Barcode_Renderer_Exception(
'Svg width must be greater than or equals 0'
);
}
$this->_userWidth = intval($value);
return $this;
}
/**
* Get barcode width
*
* @return int
*/
public function getWidth()
{
return $this->_userWidth;
}
/**
* Set an image resource to draw the barcode inside
*
* @param DOMDocument $value
* @return Zend_Barcode_Renderer
* @throw Zend_Barcode_Renderer_Exception
*/
public function setResource($svg)
{
if (!$svg instanceof DOMDocument) {
require_once 'Zend/Barcode/Renderer/Exception.php';
throw new Zend_Barcode_Renderer_Exception(
'Invalid DOMDocument resource provided to setResource()'
);
}
$this->_resource = $svg;
return $this;
}
/**
* Initialize the image resource
*
* @return void
*/
protected function _initRenderer()
{
$barcodeWidth = $this->_barcode->getWidth(true);
$barcodeHeight = $this->_barcode->getHeight(true);
$backgroundColor = $this->_barcode->getBackgroundColor();
$imageBackgroundColor = 'rgb(' . implode(', ', array(($backgroundColor & 0xFF0000) >> 16,
($backgroundColor & 0x00FF00) >> 8,
($backgroundColor & 0x0000FF))) . ')';
$width = $barcodeWidth;
$height = $barcodeHeight;
if ($this->_userWidth && $this->_barcode->getType() != 'error') {
$width = $this->_userWidth;
}
if ($this->_userHeight && $this->_barcode->getType() != 'error') {
$height = $this->_userHeight;
}
if ($this->_resource === null) {
$this->_resource = new DOMDocument('1.0', 'utf-8');
$this->_resource->formatOutput = true;
$this->_rootElement = $this->_resource->createElement('svg');
$this->_rootElement->setAttribute('xmlns', "http://www.w3.org/2000/svg");
$this->_rootElement->setAttribute('version', '1.1');
$this->_rootElement->setAttribute('width', $width);
$this->_rootElement->setAttribute('height', $height);
$this->_appendRootElement('title',
array(),
"Barcode " . strtoupper($this->_barcode->getType()) . " " . $this->_barcode->getText());
} else {
$this->_readRootElement();
$width = $this->_rootElement->getAttribute('width');
$height = $this->_rootElement->getAttribute('height');
}
$this->_adjustPosition($height, $width);
$this->_appendRootElement('rect',
array('x' => $this->_leftOffset,
'y' => $this->_topOffset,
'width' => ($this->_leftOffset + $barcodeWidth - 1),
'height' => ($this->_topOffset + $barcodeHeight - 1),
'fill' => $imageBackgroundColor));
}
protected function _readRootElement()
{
if ($this->_resource !== null) {
$this->_rootElement = $this->_resource->documentElement;
}
}
/**
* Append a new DOMElement to the root element
*
* @param string $tagName
* @param array $attributes
* @param string $textContent
*/
protected function _appendRootElement($tagName, $attributes = array(), $textContent = null)
{
$newElement = $this->_createElement($tagName, $attributes, $textContent);
$this->_rootElement->appendChild($newElement);
}
/**
* Create DOMElement
*
* @param string $tagName
* @param array $attributes
* @param string $textContent
* @return DOMElement
*/
protected function _createElement($tagName, $attributes = array(), $textContent = null)
{
$element = $this->_resource->createElement($tagName);
foreach ($attributes as $k =>$v) {
$element->setAttribute($k, $v);
}
if ($textContent !== null) {
$element->appendChild(new DOMText((string) $textContent));
}
return $element;
}
/**
* Check barcode parameters
*
* @return void
*/
protected function _checkParams()
{
$this->_checkDimensions();
}
/**
* Check barcode dimensions
*
* @return void
*/
protected function _checkDimensions()
{
if ($this->_resource !== null) {
$this->_readRootElement();
$height = (float) $this->_rootElement->getAttribute('height');
if ($height < $this->_barcode->getHeight(true)) {
require_once 'Zend/Barcode/Renderer/Exception.php';
throw new Zend_Barcode_Renderer_Exception(
'Barcode is define outside the image (height)'
);
}
} else {
if ($this->_userHeight) {
$height = $this->_barcode->getHeight(true);
if ($this->_userHeight < $height) {
require_once 'Zend/Barcode/Renderer/Exception.php';
throw new Zend_Barcode_Renderer_Exception(sprintf(
"Barcode is define outside the image (calculated: '%d', provided: '%d')",
$height,
$this->_userHeight
));
}
}
}
if ($this->_resource !== null) {
$this->_readRootElement();
$width = $this->_rootElement->getAttribute('width');
if ($width < $this->_barcode->getWidth(true)) {
require_once 'Zend/Barcode/Renderer/Exception.php';
throw new Zend_Barcode_Renderer_Exception(
'Barcode is define outside the image (width)'
);
}
} else {
if ($this->_userWidth) {
$width = (float) $this->_barcode->getWidth(true);
if ($this->_userWidth < $width) {
require_once 'Zend/Barcode/Renderer/Exception.php';
throw new Zend_Barcode_Renderer_Exception(sprintf(
"Barcode is define outside the image (calculated: '%d', provided: '%d')",
$width,
$this->_userWidth
));
}
}
}
}
/**
* Draw the barcode in the rendering resource
* @return mixed
*/
public function draw()
{
parent::draw();
$this->_resource->appendChild($this->_rootElement);
return $this->_resource;
}
/**
* Draw and render the barcode with correct headers
*
* @return mixed
*/
public function render()
{
$this->draw();
header("Content-Type: image/svg+xml");
echo $this->_resource->saveXML();
}
/**
* Draw a polygon in the svg resource
*
* @param array $points
* @param integer $color
* @param boolean $filled
*/
protected function _drawPolygon($points, $color, $filled = true)
{
$color = 'rgb(' . implode(', ', array(($color & 0xFF0000) >> 16,
($color & 0x00FF00) >> 8,
($color & 0x0000FF))) . ')';
$orientation = $this->getBarcode()->getOrientation();
$newPoints = array(
$points[0][0] + $this->_leftOffset,
$points[0][1] + $this->_topOffset,
$points[1][0] + $this->_leftOffset,
$points[1][1] + $this->_topOffset,
$points[2][0] + $this->_leftOffset + cos(-$orientation),
$points[2][1] + $this->_topOffset - sin($orientation),
$points[3][0] + $this->_leftOffset + cos(-$orientation),
$points[3][1] + $this->_topOffset - sin($orientation),
);
$newPoints = implode(' ', $newPoints);
$attributes['points'] = $newPoints;
$attributes['fill'] = $color;
$this->_appendRootElement('polygon', $attributes);
}
/**
* Draw a polygon in the svg resource
*
* @param string $text
* @param float $size
* @param array $position
* @param string $font
* @param integer $color
* @param string $alignment
* @param float $orientation
*/
protected function _drawText($text, $size, $position, $font, $color, $alignment = 'center', $orientation = 0)
{
$color = 'rgb(' . implode(', ', array(($color & 0xFF0000) >> 16,
($color & 0x00FF00) >> 8,
($color & 0x0000FF))) . ')';
$attributes['x'] = $position[0] + $this->_leftOffset;
$attributes['y'] = $position[1] + $this->_topOffset;
//$attributes['font-family'] = $font;
$attributes['color'] = $color;
$attributes['font-size'] = $size * 1.2;
switch ($alignment) {
case 'left':
$textAnchor = 'start';
break;
case 'right':
$textAnchor = 'end';
break;
case 'center':
default:
$textAnchor = 'middle';
}
$attributes['style'] = 'text-anchor: ' . $textAnchor;
$attributes['transform'] = 'rotate('
. (- $orientation)
. ', '
. ($position[0] + $this->_leftOffset)
. ', ' . ($position[1] + $this->_topOffset)
. ')';
$this->_appendRootElement('text', $attributes, $text);
}
}
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