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Direktori : /home2/selectio/www/geniusgroove.in/crm/application/libraries/Zend/Barcode/Renderer/ |
Current File : //home2/selectio/www/geniusgroove.in/crm/application/libraries/Zend/Barcode/Renderer/Image.php |
<?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 $Id$ */ /** @see Zend_Barcode_Renderer_RendererAbstract*/ require_once 'Zend/Barcode/Renderer/RendererAbstract.php'; /** * Class for rendering the barcode as image * * @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_Image extends Zend_Barcode_Renderer_RendererAbstract { /** * List of authorized output format * @var array */ protected $_allowedImageType = array( 'png', 'jpeg', 'gif', ); /** * Image format * @var string */ protected $_imageType = 'png'; /** * Resource for the image * @var resource */ protected $_resource = null; /** * Resource for the font and bars color of the image * @var integer */ protected $_imageForeColor = null; /** * Resource for the background color of the image * @var integer */ protected $_imageBackgroundColor = 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 $_userWidth = 0; public function __construct($options = null) { if (!function_exists('gd_info')) { require_once 'Zend/Barcode/Renderer/Exception.php'; throw new Zend_Barcode_Renderer_Exception('Zend_Barcode_Renderer_Image requires the GD extension'); } parent::__construct($options); } /** * 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( 'Image 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( 'Image 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 resource $value * @return Zend_Barcode_Renderer * @throw Zend_Barcode_Renderer_Exception */ public function setResource($image) { if (gettype($image) != 'resource' || get_resource_type($image) != 'gd') { require_once 'Zend/Barcode/Renderer/Exception.php'; throw new Zend_Barcode_Renderer_Exception( 'Invalid image resource provided to setResource()' ); } $this->_resource = $image; return $this; } /** * Set the image type to produce (png, jpeg, gif) * * @param string $value * @return Zend_Barcode_RendererAbstract * @throw Zend_Barcode_Renderer_Exception */ public function setImageType($value) { if ($value == 'jpg') { $value = 'jpeg'; } if (!in_array($value, $this->_allowedImageType)) { require_once 'Zend/Barcode/Renderer/Exception.php'; throw new Zend_Barcode_Renderer_Exception(sprintf( 'Invalid type "%s" provided to setImageType()', $value )); } $this->_imageType = $value; return $this; } /** * Retrieve the image type to produce * * @return string */ public function getImageType() { return $this->_imageType; } /** * Initialize the image resource * * @return void */ protected function _initRenderer() { if (!extension_loaded('gd')) { require_once 'Zend/Barcode/Exception.php'; $e = new Zend_Barcode_Exception( 'Gd extension must be loaded to render barcode as image' ); $e->setIsRenderable(false); throw $e; } $barcodeWidth = $this->_barcode->getWidth(true); $barcodeHeight = $this->_barcode->getHeight(true); if ($this->_resource !== null) { $foreColor = $this->_barcode->getForeColor(); $backgroundColor = $this->_barcode->getBackgroundColor(); $this->_imageBackgroundColor = imagecolorallocate( $this->_resource, ($backgroundColor & 0xFF0000) >> 16, ($backgroundColor & 0x00FF00) >> 8, $backgroundColor & 0x0000FF ); $this->_imageForeColor = imagecolorallocate( $this->_resource, ($foreColor & 0xFF0000) >> 16, ($foreColor & 0x00FF00) >> 8, $foreColor & 0x0000FF ); } else { $width = $barcodeWidth; $height = $barcodeHeight; if ($this->_userWidth && $this->_barcode->getType() != 'error') { $width = $this->_userWidth; } if ($this->_userHeight && $this->_barcode->getType() != 'error') { $height = $this->_userHeight; } $foreColor = $this->_barcode->getForeColor(); $backgroundColor = $this->_barcode->getBackgroundColor(); $this->_resource = imagecreatetruecolor($width, $height); $this->_imageBackgroundColor = imagecolorallocate( $this->_resource, ($backgroundColor & 0xFF0000) >> 16, ($backgroundColor & 0x00FF00) >> 8, $backgroundColor & 0x0000FF ); $this->_imageForeColor = imagecolorallocate( $this->_resource, ($foreColor & 0xFF0000) >> 16, ($foreColor & 0x00FF00) >> 8, $foreColor & 0x0000FF ); $white = imagecolorallocate($this->_resource, 255, 255, 255); imagefilledrectangle($this->_resource, 0, 0, $width - 1, $height - 1, $white); } $this->_adjustPosition(imagesy($this->_resource), imagesx($this->_resource)); imagefilledrectangle( $this->_resource, $this->_leftOffset, $this->_topOffset, $this->_leftOffset + $barcodeWidth - 1, $this->_topOffset + $barcodeHeight - 1, $this->_imageBackgroundColor ); } /** * Check barcode parameters * * @return void */ protected function _checkParams() { $this->_checkDimensions(); } /** * Check barcode dimensions * * @return void */ protected function _checkDimensions() { if ($this->_resource !== null) { if (imagesy($this->_resource) < $this->_barcode->getHeight(true)) { require_once 'Zend/Barcode/Renderer/Exception.php'; throw new Zend_Barcode_Renderer_Exception( 'Barcode is define outside the image (height)' ); } } else { if ($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) { if (imagesx($this->_resource) < $this->_barcode->getWidth(true)) { require_once 'Zend/Barcode/Renderer/Exception.php'; throw new Zend_Barcode_Renderer_Exception( 'Barcode is define outside the image (width)' ); } } else { if ($this->_userWidth) { $width = $this->_barcode->getWidth(true); if ($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 and render the barcode with correct headers * * @return mixed */ public function render() { $this->draw(); header("Content-Type: image/" . $this->_imageType); $functionName = 'image' . $this->_imageType; call_user_func($functionName, $this->_resource); @imagedestroy($this->_resource); } /** * Draw a polygon in the image resource * * @param array $points * @param integer $color * @param boolean $filled */ protected function _drawPolygon($points, $color, $filled = true) { $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, $points[2][1] + $this->_topOffset, $points[3][0] + $this->_leftOffset, $points[3][1] + $this->_topOffset, ); $allocatedColor = imagecolorallocate( $this->_resource, ($color & 0xFF0000) >> 16, ($color & 0x00FF00) >> 8, $color & 0x0000FF ); if ($filled) { imagefilledpolygon($this->_resource, $newPoints,$allocatedColor); } else { imagepolygon($this->_resource, $newPoints, 4, $allocatedColor); } } /** * Draw a polygon in the image 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) { $allocatedColor = imagecolorallocate( $this->_resource, ($color & 0xFF0000) >> 16, ($color & 0x00FF00) >> 8, $color & 0x0000FF ); if ($font == null) { $font = 3; } $position[0] += $this->_leftOffset; $position[1] += $this->_topOffset; if (is_numeric($font)) { if ($orientation) { /** * imagestring() doesn't allow orientation, if orientation * needed: a TTF font is required. * Throwing an exception here, allow to use automaticRenderError * to informe user of the problem instead of simply not drawing * the text */ require_once 'Zend/Barcode/Renderer/Exception.php'; throw new Zend_Barcode_Renderer_Exception( 'No orientation possible with GD internal font' ); } $fontWidth = imagefontwidth($font); $positionY = $position[1] - imagefontheight($font) + 1; switch ($alignment) { case 'left': $positionX = $position[0]; break; case 'center': $positionX = $position[0] - ceil(($fontWidth * strlen($text)) / 2); break; case 'right': $positionX = $position[0] - ($fontWidth * strlen($text)); break; } imagestring($this->_resource, $font, $positionX, $positionY, $text, $color); } else { if (!function_exists('imagettfbbox')) { require_once 'Zend/Barcode/Renderer/Exception.php'; throw new Zend_Barcode_Renderer_Exception( 'A font was provided, but this instance of PHP does not have TTF (FreeType) support' ); } $box = imagettfbbox($size, 0, $font, $text); switch ($alignment) { case 'left': $width = 0; break; case 'center': $width = ($box[2] - $box[0]) / 2; break; case 'right': $width = ($box[2] - $box[0]); break; } imagettftext( $this->_resource, $size, $orientation, $position[0] - ($width * cos(pi() * $orientation / 180)), $position[1] + ($width * sin(pi() * $orientation / 180)), $allocatedColor, $font, $text ); } } }