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1217 lines
40 KiB
1217 lines
40 KiB
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Pdf
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* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Style.php 20096 2010-01-06 02:05:09Z bkarwin $
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*/
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// require_once 'Zend/Pdf/Canvas/Interface.php';
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/** Internally used classes */
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// require_once 'Zend/Pdf/Element.php';
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// require_once 'Zend/Pdf/Element/Array.php';
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// require_once 'Zend/Pdf/Element/String/Binary.php';
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// require_once 'Zend/Pdf/Element/Boolean.php';
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// require_once 'Zend/Pdf/Element/Dictionary.php';
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// require_once 'Zend/Pdf/Element/Name.php';
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// require_once 'Zend/Pdf/Element/Null.php';
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// require_once 'Zend/Pdf/Element/Numeric.php';
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// require_once 'Zend/Pdf/Element/String.php';
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// require_once 'Zend/Pdf/Resource/GraphicsState.php';
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// require_once 'Zend/Pdf/Resource/Font.php';
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// require_once 'Zend/Pdf/Resource/Image.php';
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/**
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* Canvas is an abstract rectangle drawing area which can be dropped into
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* page object at specified place.
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*
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* @package Zend_Pdf
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* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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abstract class Zend_Pdf_Canvas_Abstract implements Zend_Pdf_Canvas_Interface
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{
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/**
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* Drawing instructions
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*
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* @var string
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*/
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protected $_contents = '';
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/**
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* Current font
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*
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* @var Zend_Pdf_Resource_Font
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*/
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protected $_font = null;
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/**
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* Current font size
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*
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* @var float
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*/
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protected $_fontSize;
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/**
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* Current style
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*
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* @var Zend_Pdf_Style
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*/
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protected $_style = null;
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/**
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* Counter for the "Save" operations
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*
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* @var integer
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*/
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protected $_saveCount = 0;
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/**
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* Add procedureSet to the Page description
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*
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* @param string $procSetName
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*/
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abstract protected function _addProcSet($procSetName);
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/**
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* Attach resource to the canvas
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*
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* Method returns a name of the resource which can be used
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* as a resource reference within drawing instructions stream
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* Allowed types: 'ExtGState', 'ColorSpace', 'Pattern', 'Shading',
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* 'XObject', 'Font', 'Properties'
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*
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* @param string $type
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* @param Zend_Pdf_Resource $resource
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* @return string
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*/
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abstract protected function _attachResource($type, Zend_Pdf_Resource $resource);
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/**
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* Draw a canvas at the specified location
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*
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* If upper right corner is not specified then canvas heght and width
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* are used.
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*
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* @param Zend_Pdf_Canvas_Interface $canvas
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* @param float $x1
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* @param float $y1
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* @param float $x2
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* @param float $y2
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function drawCanvas(Zend_Pdf_Canvas_Interface $canvas, $x1, $y1, $x2 = null, $y2 = null)
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{
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$this->saveGS();
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$this->translate($x1, $y1);
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if ($x2 === null) {
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$with = $canvas->getWidth();
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} else {
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$with = $x2 - $x1;
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}
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if ($y2 === null) {
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$height = $canvas->getHeight();
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} else {
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$height = $y2 - $y1;
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}
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$this->clipRectangle(0, 0, $with, $height);
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if ($x2 !== null || $y2 !== null) {
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// Drawn canvas has to be scaled.
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if ($x2 !== null) {
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$xScale = $with/$canvas->getWidth();
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} else {
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$xScale = 1;
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}
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if ($y2 !== null) {
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$yScale = $height/$canvas->getHeight();
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} else {
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$yScale = 1;
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}
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$this->scale($xScale, $yScale);
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}
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$contentsToDraw = $canvas->getContents();
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/** @todo implementation */
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$this->restoreGS();
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return $this;
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}
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/**
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* Set fill color.
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*
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* @param Zend_Pdf_Color $color
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function setFillColor(Zend_Pdf_Color $color)
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{
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$this->_addProcSet('PDF');
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$this->_contents .= $color->instructions(false);
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return $this;
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}
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/**
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* Set line color.
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*
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* @param Zend_Pdf_Color $color
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function setLineColor(Zend_Pdf_Color $color)
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{
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$this->_addProcSet('PDF');
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$this->_contents .= $color->instructions(true);
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return $this;
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}
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/**
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* Set line width.
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*
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* @param float $width
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function setLineWidth($width)
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{
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$this->_addProcSet('PDF');
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$widthObj = new Zend_Pdf_Element_Numeric($width);
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$this->_contents .= $widthObj->toString() . " w\n";
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return $this;
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}
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/**
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* Set line dashing pattern
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*
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* Pattern is an array of floats: array(on_length, off_length, on_length, off_length, ...)
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* or Zend_Pdf_Page::LINE_DASHING_SOLID constant
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* Phase is shift from the beginning of line.
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*
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* @param mixed $pattern
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* @param array $phase
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function setLineDashingPattern($pattern, $phase = 0)
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{
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$this->_addProcSet('PDF');
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// require_once 'Zend/Pdf/Page.php';
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if ($pattern === Zend_Pdf_Page::LINE_DASHING_SOLID) {
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$pattern = array();
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$phase = 0;
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}
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$dashPattern = new Zend_Pdf_Element_Array();
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$phaseEleemnt = new Zend_Pdf_Element_Numeric($phase);
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foreach ($pattern as $dashItem) {
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$dashElement = new Zend_Pdf_Element_Numeric($dashItem);
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$dashPattern->items[] = $dashElement;
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}
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$this->_contents .= $dashPattern->toString() . ' '
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. $phaseEleemnt->toString() . " d\n";
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return $this;
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}
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/**
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* Set current font.
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*
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* @param Zend_Pdf_Resource_Font $font
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* @param float $fontSize
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function setFont(Zend_Pdf_Resource_Font $font, $fontSize)
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{
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$this->_addProcSet('Text');
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$fontName = $this->_attachResource('Font', $font);
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$this->_font = $font;
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$this->_fontSize = $fontSize;
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$fontNameObj = new Zend_Pdf_Element_Name($fontName);
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$fontSizeObj = new Zend_Pdf_Element_Numeric($fontSize);
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$this->_contents .= $fontNameObj->toString() . ' ' . $fontSizeObj->toString() . " Tf\n";
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return $this;
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}
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/**
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* Set the style to use for future drawing operations on this page
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*
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* @param Zend_Pdf_Style $style
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function setStyle(Zend_Pdf_Style $style)
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{
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$this->_addProcSet('Text');
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$this->_addProcSet('PDF');
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if ($style->getFont() !== null) {
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$this->setFont($style->getFont(), $style->getFontSize());
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}
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$this->_contents .= $style->instructions($this->_dictionary->Resources);
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$this->_style = $style;
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return $this;
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}
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/**
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* Get current font.
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*
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* @return Zend_Pdf_Resource_Font $font
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*/
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public function getFont()
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{
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return $this->_font;
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}
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/**
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* Get current font size
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*
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* @return float $fontSize
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*/
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public function getFontSize()
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{
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return $this->_fontSize;
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}
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/**
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* Return the style, applied to the page.
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*
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* @return Zend_Pdf_Style
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*/
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public function getStyle()
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{
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return $this->_style;
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}
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/**
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* Save the graphics state of this page.
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* This takes a snapshot of the currently applied style, position, clipping area and
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* any rotation/translation/scaling that has been applied.
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*
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* @todo check for the open paths
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* @throws Zend_Pdf_Exception - if a save is performed with an open path
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function saveGS()
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{
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$this->_saveCount++;
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$this->_addProcSet('PDF');
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$this->_contents .= " q\n";
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return $this;
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}
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/**
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* Restore the graphics state that was saved with the last call to saveGS().
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*
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* @throws Zend_Pdf_Exception - if there is no previously saved state
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function restoreGS()
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{
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if ($this->_saveCount-- <= 0) {
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// require_once 'Zend/Pdf/Exception.php';
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throw new Zend_Pdf_Exception('Restoring graphics state which is not saved');
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}
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$this->_contents .= " Q\n";
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return $this;
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}
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/**
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* Set the transparancy
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*
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* $alpha == 0 - transparent
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* $alpha == 1 - opaque
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*
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* Transparency modes, supported by PDF:
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* Normal (default), Multiply, Screen, Overlay, Darken, Lighten, ColorDodge, ColorBurn, HardLight,
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* SoftLight, Difference, Exclusion
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*
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* @param float $alpha
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* @param string $mode
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function setAlpha($alpha, $mode = 'Normal')
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{
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$this->_addProcSet('Text');
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$this->_addProcSet('PDF');
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$graphicsState = new Zend_Pdf_Resource_GraphicsState();
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$graphicsState->setAlpha($alpha, $mode);
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$gStateName = $this->_attachResource('ExtGState', $graphicsState);
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$gStateNameObject = new Zend_Pdf_Element_Name($gStateName);
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$this->_contents .= $gStateNameObject->toString() . " gs\n";
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return $this;
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}
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/**
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* Intersect current clipping area with a circle.
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*
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* @param float $x
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* @param float $y
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* @param float $radius
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* @param float $startAngle
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* @param float $endAngle
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function clipCircle($x, $y, $radius, $startAngle = null, $endAngle = null)
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{
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$this->clipEllipse($x - $radius, $y - $radius,
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$x + $radius, $y + $radius,
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$startAngle, $endAngle);
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return $this;
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}
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/**
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* Intersect current clipping area with a polygon.
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*
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* Method signatures:
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* drawEllipse($x1, $y1, $x2, $y2);
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* drawEllipse($x1, $y1, $x2, $y2, $startAngle, $endAngle);
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*
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* @todo process special cases with $x2-$x1 == 0 or $y2-$y1 == 0
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*
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* @param float $x1
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* @param float $y1
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* @param float $x2
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* @param float $y2
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* @param float $startAngle
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* @param float $endAngle
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* @return Zend_Pdf_Canvas_Interface
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*/
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public function clipEllipse($x1, $y1, $x2, $y2, $startAngle = null, $endAngle = null)
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{
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$this->_addProcSet('PDF');
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if ($x2 < $x1) {
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$temp = $x1;
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$x1 = $x2;
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$x2 = $temp;
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}
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if ($y2 < $y1) {
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$temp = $y1;
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$y1 = $y2;
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$y2 = $temp;
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}
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$x = ($x1 + $x2)/2.;
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$y = ($y1 + $y2)/2.;
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$xC = new Zend_Pdf_Element_Numeric($x);
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$yC = new Zend_Pdf_Element_Numeric($y);
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if ($startAngle !== null) {
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if ($startAngle != 0) { $startAngle = fmod($startAngle, M_PI*2); }
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if ($endAngle != 0) { $endAngle = fmod($endAngle, M_PI*2); }
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if ($startAngle > $endAngle) {
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$endAngle += M_PI*2;
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}
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$clipPath = $xC->toString() . ' ' . $yC->toString() . " m\n";
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$clipSectors = (int)ceil(($endAngle - $startAngle)/M_PI_4);
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$clipRadius = max($x2 - $x1, $y2 - $y1);
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for($count = 0; $count <= $clipSectors; $count++) {
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$pAngle = $startAngle + ($endAngle - $startAngle)*$count/(float)$clipSectors;
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$pX = new Zend_Pdf_Element_Numeric($x + cos($pAngle)*$clipRadius);
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$pY = new Zend_Pdf_Element_Numeric($y + sin($pAngle)*$clipRadius);
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$clipPath .= $pX->toString() . ' ' . $pY->toString() . " l\n";
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}
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$this->_contents .= $clipPath . "h\nW\nn\n";
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}
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$xLeft = new Zend_Pdf_Element_Numeric($x1);
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$xRight = new Zend_Pdf_Element_Numeric($x2);
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$yUp = new Zend_Pdf_Element_Numeric($y2);
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$yDown = new Zend_Pdf_Element_Numeric($y1);
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$xDelta = 2*(M_SQRT2 - 1)*($x2 - $x1)/3.;
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$yDelta = 2*(M_SQRT2 - 1)*($y2 - $y1)/3.;
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$xr = new Zend_Pdf_Element_Numeric($x + $xDelta);
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$xl = new Zend_Pdf_Element_Numeric($x - $xDelta);
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$yu = new Zend_Pdf_Element_Numeric($y + $yDelta);
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$yd = new Zend_Pdf_Element_Numeric($y - $yDelta);
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$this->_contents .= $xC->toString() . ' ' . $yUp->toString() . " m\n"
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. $xr->toString() . ' ' . $yUp->toString() . ' '
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. $xRight->toString() . ' ' . $yu->toString() . ' '
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. $xRight->toString() . ' ' . $yC->toString() . " c\n"
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. $xRight->toString() . ' ' . $yd->toString() . ' '
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. $xr->toString() . ' ' . $yDown->toString() . ' '
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. $xC->toString() . ' ' . $yDown->toString() . " c\n"
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. $xl->toString() . ' ' . $yDown->toString() . ' '
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. $xLeft->toString() . ' ' . $yd->toString() . ' '
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. $xLeft->toString() . ' ' . $yC->toString() . " c\n"
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. $xLeft->toString() . ' ' . $yu->toString() . ' '
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. $xl->toString() . ' ' . $yUp->toString() . ' '
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. $xC->toString() . ' ' . $yUp->toString() . " c\n"
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. "h\nW\nn\n";
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return $this;
|
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}
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|
|
|
/**
|
|
* Intersect current clipping area with a polygon.
|
|
*
|
|
* @param array $x - array of float (the X co-ordinates of the vertices)
|
|
* @param array $y - array of float (the Y co-ordinates of the vertices)
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|
* @param integer $fillMethod
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* @return Zend_Pdf_Canvas_Interface
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*/
|
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public function clipPolygon($x, $y, $fillMethod = Zend_Pdf_Page::FILL_METHOD_NON_ZERO_WINDING)
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{
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$this->_addProcSet('PDF');
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$firstPoint = true;
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foreach ($x as $id => $xVal) {
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$xObj = new Zend_Pdf_Element_Numeric($xVal);
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$yObj = new Zend_Pdf_Element_Numeric($y[$id]);
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if ($firstPoint) {
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$path = $xObj->toString() . ' ' . $yObj->toString() . " m\n";
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$firstPoint = false;
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} else {
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$path .= $xObj->toString() . ' ' . $yObj->toString() . " l\n";
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}
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}
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$this->_contents .= $path;
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if ($fillMethod == Zend_Pdf_Page::FILL_METHOD_NON_ZERO_WINDING) {
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$this->_contents .= " h\n W\nn\n";
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} else {
|
|
// Even-Odd fill method.
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|
$this->_contents .= " h\n W*\nn\n";
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|
}
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return $this;
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}
|
|
|
|
/**
|
|
* Intersect current clipping area with a rectangle.
|
|
*
|
|
* @param float $x1
|
|
* @param float $y1
|
|
* @param float $x2
|
|
* @param float $y2
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function clipRectangle($x1, $y1, $x2, $y2)
|
|
{
|
|
$this->_addProcSet('PDF');
|
|
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($x1);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($y1);
|
|
$widthObj = new Zend_Pdf_Element_Numeric($x2 - $x1);
|
|
$height2Obj = new Zend_Pdf_Element_Numeric($y2 - $y1);
|
|
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . ' '
|
|
. $widthObj->toString() . ' ' . $height2Obj->toString() . " re\n"
|
|
. " W\nn\n";
|
|
|
|
return $this;
|
|
}
|
|
|
|
// ------------------------------------------------------------------------------------------
|
|
/**
|
|
* Draw a circle centered on x, y with a radius of radius.
|
|
*
|
|
* Method signatures:
|
|
* drawCircle($x, $y, $radius);
|
|
* drawCircle($x, $y, $radius, $fillType);
|
|
* drawCircle($x, $y, $radius, $startAngle, $endAngle);
|
|
* drawCircle($x, $y, $radius, $startAngle, $endAngle, $fillType);
|
|
*
|
|
*
|
|
* It's not a really circle, because PDF supports only cubic Bezier curves.
|
|
* But _very_ good approximation.
|
|
* It differs from a real circle on a maximum 0.00026 radiuses
|
|
* (at PI/8, 3*PI/8, 5*PI/8, 7*PI/8, 9*PI/8, 11*PI/8, 13*PI/8 and 15*PI/8 angles).
|
|
* At 0, PI/4, PI/2, 3*PI/4, PI, 5*PI/4, 3*PI/2 and 7*PI/4 it's exactly a tangent to a circle.
|
|
*
|
|
* @param float $x
|
|
* @param float $y
|
|
* @param float $radius
|
|
* @param mixed $param4
|
|
* @param mixed $param5
|
|
* @param mixed $param6
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawCircle($x, $y, $radius, $param4 = null, $param5 = null, $param6 = null)
|
|
{
|
|
$this->drawEllipse($x - $radius, $y - $radius,
|
|
$x + $radius, $y + $radius,
|
|
$param4, $param5, $param6);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Draw an ellipse inside the specified rectangle.
|
|
*
|
|
* Method signatures:
|
|
* drawEllipse($x1, $y1, $x2, $y2);
|
|
* drawEllipse($x1, $y1, $x2, $y2, $fillType);
|
|
* drawEllipse($x1, $y1, $x2, $y2, $startAngle, $endAngle);
|
|
* drawEllipse($x1, $y1, $x2, $y2, $startAngle, $endAngle, $fillType);
|
|
*
|
|
* @todo process special cases with $x2-$x1 == 0 or $y2-$y1 == 0
|
|
*
|
|
* @param float $x1
|
|
* @param float $y1
|
|
* @param float $x2
|
|
* @param float $y2
|
|
* @param mixed $param5
|
|
* @param mixed $param6
|
|
* @param mixed $param7
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawEllipse($x1, $y1, $x2, $y2, $param5 = null, $param6 = null, $param7 = null)
|
|
{
|
|
if ($param5 === null) {
|
|
// drawEllipse($x1, $y1, $x2, $y2);
|
|
$startAngle = null;
|
|
$fillType = Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE;
|
|
} else if ($param6 === null) {
|
|
// drawEllipse($x1, $y1, $x2, $y2, $fillType);
|
|
$startAngle = null;
|
|
$fillType = $param5;
|
|
} else {
|
|
// drawEllipse($x1, $y1, $x2, $y2, $startAngle, $endAngle);
|
|
// drawEllipse($x1, $y1, $x2, $y2, $startAngle, $endAngle, $fillType);
|
|
$startAngle = $param5;
|
|
$endAngle = $param6;
|
|
|
|
if ($param7 === null) {
|
|
$fillType = Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE;
|
|
} else {
|
|
$fillType = $param7;
|
|
}
|
|
}
|
|
|
|
$this->_addProcSet('PDF');
|
|
|
|
if ($x2 < $x1) {
|
|
$temp = $x1;
|
|
$x1 = $x2;
|
|
$x2 = $temp;
|
|
}
|
|
if ($y2 < $y1) {
|
|
$temp = $y1;
|
|
$y1 = $y2;
|
|
$y2 = $temp;
|
|
}
|
|
|
|
$x = ($x1 + $x2)/2.;
|
|
$y = ($y1 + $y2)/2.;
|
|
|
|
$xC = new Zend_Pdf_Element_Numeric($x);
|
|
$yC = new Zend_Pdf_Element_Numeric($y);
|
|
|
|
if ($startAngle !== null) {
|
|
if ($startAngle != 0) { $startAngle = fmod($startAngle, M_PI*2); }
|
|
if ($endAngle != 0) { $endAngle = fmod($endAngle, M_PI*2); }
|
|
|
|
if ($startAngle > $endAngle) {
|
|
$endAngle += M_PI*2;
|
|
}
|
|
|
|
$clipPath = $xC->toString() . ' ' . $yC->toString() . " m\n";
|
|
$clipSectors = (int)ceil(($endAngle - $startAngle)/M_PI_4);
|
|
$clipRadius = max($x2 - $x1, $y2 - $y1);
|
|
|
|
for($count = 0; $count <= $clipSectors; $count++) {
|
|
$pAngle = $startAngle + ($endAngle - $startAngle)*$count/(float)$clipSectors;
|
|
|
|
$pX = new Zend_Pdf_Element_Numeric($x + cos($pAngle)*$clipRadius);
|
|
$pY = new Zend_Pdf_Element_Numeric($y + sin($pAngle)*$clipRadius);
|
|
$clipPath .= $pX->toString() . ' ' . $pY->toString() . " l\n";
|
|
}
|
|
|
|
$this->_contents .= "q\n" . $clipPath . "h\nW\nn\n";
|
|
}
|
|
|
|
$xLeft = new Zend_Pdf_Element_Numeric($x1);
|
|
$xRight = new Zend_Pdf_Element_Numeric($x2);
|
|
$yUp = new Zend_Pdf_Element_Numeric($y2);
|
|
$yDown = new Zend_Pdf_Element_Numeric($y1);
|
|
|
|
$xDelta = 2*(M_SQRT2 - 1)*($x2 - $x1)/3.;
|
|
$yDelta = 2*(M_SQRT2 - 1)*($y2 - $y1)/3.;
|
|
$xr = new Zend_Pdf_Element_Numeric($x + $xDelta);
|
|
$xl = new Zend_Pdf_Element_Numeric($x - $xDelta);
|
|
$yu = new Zend_Pdf_Element_Numeric($y + $yDelta);
|
|
$yd = new Zend_Pdf_Element_Numeric($y - $yDelta);
|
|
|
|
$this->_contents .= $xC->toString() . ' ' . $yUp->toString() . " m\n"
|
|
. $xr->toString() . ' ' . $yUp->toString() . ' '
|
|
. $xRight->toString() . ' ' . $yu->toString() . ' '
|
|
. $xRight->toString() . ' ' . $yC->toString() . " c\n"
|
|
. $xRight->toString() . ' ' . $yd->toString() . ' '
|
|
. $xr->toString() . ' ' . $yDown->toString() . ' '
|
|
. $xC->toString() . ' ' . $yDown->toString() . " c\n"
|
|
. $xl->toString() . ' ' . $yDown->toString() . ' '
|
|
. $xLeft->toString() . ' ' . $yd->toString() . ' '
|
|
. $xLeft->toString() . ' ' . $yC->toString() . " c\n"
|
|
. $xLeft->toString() . ' ' . $yu->toString() . ' '
|
|
. $xl->toString() . ' ' . $yUp->toString() . ' '
|
|
. $xC->toString() . ' ' . $yUp->toString() . " c\n";
|
|
|
|
switch ($fillType) {
|
|
case Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE:
|
|
$this->_contents .= " B*\n";
|
|
break;
|
|
case Zend_Pdf_Page::SHAPE_DRAW_FILL:
|
|
$this->_contents .= " f*\n";
|
|
break;
|
|
case Zend_Pdf_Page::SHAPE_DRAW_STROKE:
|
|
$this->_contents .= " S\n";
|
|
break;
|
|
}
|
|
|
|
if ($startAngle !== null) {
|
|
$this->_contents .= "Q\n";
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Draw an image at the specified position on the page.
|
|
*
|
|
* @param Zend_Pdf_Image $image
|
|
* @param float $x1
|
|
* @param float $y1
|
|
* @param float $x2
|
|
* @param float $y2
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawImage(Zend_Pdf_Resource_Image $image, $x1, $y1, $x2, $y2)
|
|
{
|
|
$this->_addProcSet('PDF');
|
|
|
|
$imageName = $this->_attachResource('XObject', $image);
|
|
$imageNameObj = new Zend_Pdf_Element_Name($imageName);
|
|
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($x1);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($y1);
|
|
$widthObj = new Zend_Pdf_Element_Numeric($x2 - $x1);
|
|
$heightObj = new Zend_Pdf_Element_Numeric($y2 - $y1);
|
|
|
|
$this->_contents .= "q\n"
|
|
. '1 0 0 1 ' . $x1Obj->toString() . ' ' . $y1Obj->toString() . " cm\n"
|
|
. $widthObj->toString() . ' 0 0 ' . $heightObj->toString() . " 0 0 cm\n"
|
|
. $imageNameObj->toString() . " Do\n"
|
|
. "Q\n";
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Draw a LayoutBox at the specified position on the page.
|
|
*
|
|
* @internal (not implemented now)
|
|
*
|
|
* @param Zend_Pdf_Element_LayoutBox $box
|
|
* @param float $x
|
|
* @param float $y
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawLayoutBox($box, $x, $y)
|
|
{
|
|
/** @todo implementation */
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Draw a line from x1,y1 to x2,y2.
|
|
*
|
|
* @param float $x1
|
|
* @param float $y1
|
|
* @param float $x2
|
|
* @param float $y2
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawLine($x1, $y1, $x2, $y2)
|
|
{
|
|
$this->_addProcSet('PDF');
|
|
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($x1);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($y1);
|
|
$x2Obj = new Zend_Pdf_Element_Numeric($x2);
|
|
$y2Obj = new Zend_Pdf_Element_Numeric($y2);
|
|
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . " m\n"
|
|
. $x2Obj->toString() . ' ' . $y2Obj->toString() . " l\n S\n";
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Draw a polygon.
|
|
*
|
|
* If $fillType is Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE or
|
|
* Zend_Pdf_Page::SHAPE_DRAW_FILL, then polygon is automatically closed.
|
|
* See detailed description of these methods in a PDF documentation
|
|
* (section 4.4.2 Path painting Operators, Filling)
|
|
*
|
|
* @param array $x - array of float (the X co-ordinates of the vertices)
|
|
* @param array $y - array of float (the Y co-ordinates of the vertices)
|
|
* @param integer $fillType
|
|
* @param integer $fillMethod
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawPolygon($x, $y,
|
|
$fillType = Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE,
|
|
$fillMethod = Zend_Pdf_Page::FILL_METHOD_NON_ZERO_WINDING)
|
|
{
|
|
$this->_addProcSet('PDF');
|
|
|
|
$firstPoint = true;
|
|
foreach ($x as $id => $xVal) {
|
|
$xObj = new Zend_Pdf_Element_Numeric($xVal);
|
|
$yObj = new Zend_Pdf_Element_Numeric($y[$id]);
|
|
|
|
if ($firstPoint) {
|
|
$path = $xObj->toString() . ' ' . $yObj->toString() . " m\n";
|
|
$firstPoint = false;
|
|
} else {
|
|
$path .= $xObj->toString() . ' ' . $yObj->toString() . " l\n";
|
|
}
|
|
}
|
|
|
|
$this->_contents .= $path;
|
|
|
|
switch ($fillType) {
|
|
case Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE:
|
|
if ($fillMethod == Zend_Pdf_Page::FILL_METHOD_NON_ZERO_WINDING) {
|
|
$this->_contents .= " b\n";
|
|
} else {
|
|
// Even-Odd fill method.
|
|
$this->_contents .= " b*\n";
|
|
}
|
|
break;
|
|
case Zend_Pdf_Page::SHAPE_DRAW_FILL:
|
|
if ($fillMethod == Zend_Pdf_Page::FILL_METHOD_NON_ZERO_WINDING) {
|
|
$this->_contents .= " h\n f\n";
|
|
} else {
|
|
// Even-Odd fill method.
|
|
$this->_contents .= " h\n f*\n";
|
|
}
|
|
break;
|
|
case Zend_Pdf_Page::SHAPE_DRAW_STROKE:
|
|
$this->_contents .= " S\n";
|
|
break;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Draw a rectangle.
|
|
*
|
|
* Fill types:
|
|
* Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE - fill rectangle and stroke (default)
|
|
* Zend_Pdf_Page::SHAPE_DRAW_STROKE - stroke rectangle
|
|
* Zend_Pdf_Page::SHAPE_DRAW_FILL - fill rectangle
|
|
*
|
|
* @param float $x1
|
|
* @param float $y1
|
|
* @param float $x2
|
|
* @param float $y2
|
|
* @param integer $fillType
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawRectangle($x1, $y1, $x2, $y2, $fillType = Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE)
|
|
{
|
|
$this->_addProcSet('PDF');
|
|
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($x1);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($y1);
|
|
$widthObj = new Zend_Pdf_Element_Numeric($x2 - $x1);
|
|
$height2Obj = new Zend_Pdf_Element_Numeric($y2 - $y1);
|
|
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . ' '
|
|
. $widthObj->toString() . ' ' . $height2Obj->toString() . " re\n";
|
|
|
|
switch ($fillType) {
|
|
case Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE:
|
|
$this->_contents .= " B*\n";
|
|
break;
|
|
case Zend_Pdf_Page::SHAPE_DRAW_FILL:
|
|
$this->_contents .= " f*\n";
|
|
break;
|
|
case Zend_Pdf_Page::SHAPE_DRAW_STROKE:
|
|
$this->_contents .= " S\n";
|
|
break;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Draw a rounded rectangle.
|
|
*
|
|
* Fill types:
|
|
* Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE - fill rectangle and stroke (default)
|
|
* Zend_Pdf_Page::SHAPE_DRAW_STROKE - stroke rectangle
|
|
* Zend_Pdf_Page::SHAPE_DRAW_FILL - fill rectangle
|
|
*
|
|
* radius is an integer representing radius of the four corners, or an array
|
|
* of four integers representing the radius starting at top left, going
|
|
* clockwise
|
|
*
|
|
* @param float $x1
|
|
* @param float $y1
|
|
* @param float $x2
|
|
* @param float $y2
|
|
* @param integer|array $radius
|
|
* @param integer $fillType
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawRoundedRectangle($x1, $y1, $x2, $y2, $radius,
|
|
$fillType = Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE)
|
|
{
|
|
|
|
$this->_addProcSet('PDF');
|
|
|
|
if(!is_array($radius)) {
|
|
$radius = array($radius, $radius, $radius, $radius);
|
|
} else {
|
|
for ($i = 0; $i < 4; $i++) {
|
|
if(!isset($radius[$i])) {
|
|
$radius[$i] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
$topLeftX = $x1;
|
|
$topLeftY = $y2;
|
|
$topRightX = $x2;
|
|
$topRightY = $y2;
|
|
$bottomRightX = $x2;
|
|
$bottomRightY = $y1;
|
|
$bottomLeftX = $x1;
|
|
$bottomLeftY = $y1;
|
|
|
|
//draw top side
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($topLeftX + $radius[0]);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($topLeftY);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . " m\n";
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($topRightX - $radius[1]);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($topRightY);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . " l\n";
|
|
|
|
//draw top right corner if needed
|
|
if ($radius[1] != 0) {
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($topRightX);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($topRightY);
|
|
$x2Obj = new Zend_Pdf_Element_Numeric($topRightX);
|
|
$y2Obj = new Zend_Pdf_Element_Numeric($topRightY);
|
|
$x3Obj = new Zend_Pdf_Element_Numeric($topRightX);
|
|
$y3Obj = new Zend_Pdf_Element_Numeric($topRightY - $radius[1]);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . ' '
|
|
. $x2Obj->toString() . ' ' . $y2Obj->toString() . ' '
|
|
. $x3Obj->toString() . ' ' . $y3Obj->toString() . ' '
|
|
. " c\n";
|
|
}
|
|
|
|
//draw right side
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($bottomRightX);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($bottomRightY + $radius[2]);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . " l\n";
|
|
|
|
//draw bottom right corner if needed
|
|
if ($radius[2] != 0) {
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($bottomRightX);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($bottomRightY);
|
|
$x2Obj = new Zend_Pdf_Element_Numeric($bottomRightX);
|
|
$y2Obj = new Zend_Pdf_Element_Numeric($bottomRightY);
|
|
$x3Obj = new Zend_Pdf_Element_Numeric($bottomRightX - $radius[2]);
|
|
$y3Obj = new Zend_Pdf_Element_Numeric($bottomRightY);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . ' '
|
|
. $x2Obj->toString() . ' ' . $y2Obj->toString() . ' '
|
|
. $x3Obj->toString() . ' ' . $y3Obj->toString() . ' '
|
|
. " c\n";
|
|
}
|
|
|
|
//draw bottom side
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($bottomLeftX + $radius[3]);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($bottomLeftY);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . " l\n";
|
|
|
|
//draw bottom left corner if needed
|
|
if ($radius[3] != 0) {
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($bottomLeftX);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($bottomLeftY);
|
|
$x2Obj = new Zend_Pdf_Element_Numeric($bottomLeftX);
|
|
$y2Obj = new Zend_Pdf_Element_Numeric($bottomLeftY);
|
|
$x3Obj = new Zend_Pdf_Element_Numeric($bottomLeftX);
|
|
$y3Obj = new Zend_Pdf_Element_Numeric($bottomLeftY + $radius[3]);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . ' '
|
|
. $x2Obj->toString() . ' ' . $y2Obj->toString() . ' '
|
|
. $x3Obj->toString() . ' ' . $y3Obj->toString() . ' '
|
|
. " c\n";
|
|
}
|
|
|
|
//draw left side
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($topLeftX);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($topLeftY - $radius[0]);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . " l\n";
|
|
|
|
//draw top left corner if needed
|
|
if ($radius[0] != 0) {
|
|
$x1Obj = new Zend_Pdf_Element_Numeric($topLeftX);
|
|
$y1Obj = new Zend_Pdf_Element_Numeric($topLeftY);
|
|
$x2Obj = new Zend_Pdf_Element_Numeric($topLeftX);
|
|
$y2Obj = new Zend_Pdf_Element_Numeric($topLeftY);
|
|
$x3Obj = new Zend_Pdf_Element_Numeric($topLeftX + $radius[0]);
|
|
$y3Obj = new Zend_Pdf_Element_Numeric($topLeftY);
|
|
$this->_contents .= $x1Obj->toString() . ' ' . $y1Obj->toString() . ' '
|
|
. $x2Obj->toString() . ' ' . $y2Obj->toString() . ' '
|
|
. $x3Obj->toString() . ' ' . $y3Obj->toString() . ' '
|
|
. " c\n";
|
|
}
|
|
|
|
switch ($fillType) {
|
|
case Zend_Pdf_Page::SHAPE_DRAW_FILL_AND_STROKE:
|
|
$this->_contents .= " B*\n";
|
|
break;
|
|
case Zend_Pdf_Page::SHAPE_DRAW_FILL:
|
|
$this->_contents .= " f*\n";
|
|
break;
|
|
case Zend_Pdf_Page::SHAPE_DRAW_STROKE:
|
|
$this->_contents .= " S\n";
|
|
break;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Draw a line of text at the specified position.
|
|
*
|
|
* @param string $text
|
|
* @param float $x
|
|
* @param float $y
|
|
* @param string $charEncoding (optional) Character encoding of source text.
|
|
* Defaults to current locale.
|
|
* @throws Zend_Pdf_Exception
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function drawText($text, $x, $y, $charEncoding = '')
|
|
{
|
|
if ($this->_font === null) {
|
|
// require_once 'Zend/Pdf/Exception.php';
|
|
throw new Zend_Pdf_Exception('Font has not been set');
|
|
}
|
|
|
|
$this->_addProcSet('Text');
|
|
|
|
$textObj = new Zend_Pdf_Element_String($this->_font->encodeString($text, $charEncoding));
|
|
$xObj = new Zend_Pdf_Element_Numeric($x);
|
|
$yObj = new Zend_Pdf_Element_Numeric($y);
|
|
|
|
$this->_contents .= "BT\n"
|
|
. $xObj->toString() . ' ' . $yObj->toString() . " Td\n"
|
|
. $textObj->toString() . " Tj\n"
|
|
. "ET\n";
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Close the path by drawing a straight line back to it's beginning.
|
|
*
|
|
* @internal (needs implementation)
|
|
*
|
|
* @throws Zend_Pdf_Exception - if a path hasn't been started with pathMove()
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function pathClose()
|
|
{
|
|
/** @todo implementation */
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Continue the open path in a straight line to the specified position.
|
|
*
|
|
* @internal (needs implementation)
|
|
*
|
|
* @param float $x - the X co-ordinate to move to
|
|
* @param float $y - the Y co-ordinate to move to
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function pathLine($x, $y)
|
|
{
|
|
/** @todo implementation */
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Start a new path at the specified position. If a path has already been started,
|
|
* move the cursor without drawing a line.
|
|
*
|
|
* @internal (needs implementation)
|
|
*
|
|
* @param float $x - the X co-ordinate to move to
|
|
* @param float $y - the Y co-ordinate to move to
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function pathMove($x, $y)
|
|
{
|
|
/** @todo implementation */
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Rotate the page.
|
|
*
|
|
* @param float $x - the X co-ordinate of rotation point
|
|
* @param float $y - the Y co-ordinate of rotation point
|
|
* @param float $angle - rotation angle
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function rotate($x, $y, $angle)
|
|
{
|
|
$cos = new Zend_Pdf_Element_Numeric(cos($angle));
|
|
$sin = new Zend_Pdf_Element_Numeric(sin($angle));
|
|
$mSin = new Zend_Pdf_Element_Numeric(-$sin->value);
|
|
|
|
$xObj = new Zend_Pdf_Element_Numeric($x);
|
|
$yObj = new Zend_Pdf_Element_Numeric($y);
|
|
|
|
$mXObj = new Zend_Pdf_Element_Numeric(-$x);
|
|
$mYObj = new Zend_Pdf_Element_Numeric(-$y);
|
|
|
|
|
|
$this->_addProcSet('PDF');
|
|
$this->_contents .= '1 0 0 1 ' . $xObj->toString() . ' ' . $yObj->toString() . " cm\n"
|
|
. $cos->toString() . ' ' . $sin->toString() . ' ' . $mSin->toString() . ' ' . $cos->toString() . " 0 0 cm\n"
|
|
. '1 0 0 1 ' . $mXObj->toString() . ' ' . $mYObj->toString() . " cm\n";
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Scale coordination system.
|
|
*
|
|
* @param float $xScale - X dimention scale factor
|
|
* @param float $yScale - Y dimention scale factor
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function scale($xScale, $yScale)
|
|
{
|
|
$xScaleObj = new Zend_Pdf_Element_Numeric($xScale);
|
|
$yScaleObj = new Zend_Pdf_Element_Numeric($yScale);
|
|
|
|
$this->_addProcSet('PDF');
|
|
$this->_contents .= $xScaleObj->toString() . ' 0 0 ' . $yScaleObj->toString() . " 0 0 cm\n";
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Translate coordination system.
|
|
*
|
|
* @param float $xShift - X coordinate shift
|
|
* @param float $yShift - Y coordinate shift
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function translate($xShift, $yShift)
|
|
{
|
|
$xShiftObj = new Zend_Pdf_Element_Numeric($xShift);
|
|
$yShiftObj = new Zend_Pdf_Element_Numeric($yShift);
|
|
|
|
$this->_addProcSet('PDF');
|
|
$this->_contents .= '1 0 0 1 ' . $xShiftObj->toString() . ' ' . $yShiftObj->toString() . " cm\n";
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Translate coordination system.
|
|
*
|
|
* @param float $x - the X co-ordinate of axis skew point
|
|
* @param float $y - the Y co-ordinate of axis skew point
|
|
* @param float $xAngle - X axis skew angle
|
|
* @param float $yAngle - Y axis skew angle
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function skew($x, $y, $xAngle, $yAngle)
|
|
{
|
|
$tanXObj = new Zend_Pdf_Element_Numeric(tan($xAngle));
|
|
$tanYObj = new Zend_Pdf_Element_Numeric(-tan($yAngle));
|
|
|
|
$xObj = new Zend_Pdf_Element_Numeric($x);
|
|
$yObj = new Zend_Pdf_Element_Numeric($y);
|
|
|
|
$mXObj = new Zend_Pdf_Element_Numeric(-$x);
|
|
$mYObj = new Zend_Pdf_Element_Numeric(-$y);
|
|
|
|
$this->_addProcSet('PDF');
|
|
$this->_contents .= '1 0 0 1 ' . $xObj->toString() . ' ' . $yObj->toString() . " cm\n"
|
|
. '1 ' . $tanXObj->toString() . ' ' . $tanYObj->toString() . " 1 0 0 cm\n"
|
|
. '1 0 0 1 ' . $mXObj->toString() . ' ' . $mYObj->toString() . " cm\n";
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Writes the raw data to the page's content stream.
|
|
*
|
|
* Be sure to consult the PDF reference to ensure your syntax is correct. No
|
|
* attempt is made to ensure the validity of the stream data.
|
|
*
|
|
* @param string $data
|
|
* @param string $procSet (optional) Name of ProcSet to add.
|
|
* @return Zend_Pdf_Canvas_Interface
|
|
*/
|
|
public function rawWrite($data, $procSet = null)
|
|
{
|
|
if (! empty($procSet)) {
|
|
$this->_addProcSet($procSet);
|
|
}
|
|
$this->_contents .= $data;
|
|
|
|
return $this;
|
|
}
|
|
}
|