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<?php
/**
* File containing the ezcGraphDriverOption class
*
* @package Graph
* @version //autogentag//
* @copyright Copyright (C) 2005-2007 eZ systems as. All rights reserved.
* @license http://ez.no/licenses/new_bsd New BSD License
*/
/**
* Class containing the basic options for charts
*
* @property int $imageFormat
* Type of generated image.
* Should be one of those: IMG_PNG, IMG_JPEG
* @property int $jpegQuality
* Quality of generated jpeg
* @property int $detail
* Count of degrees to render one polygon for in circular arcs
* @property int $supersampling
* Factor of supersampling used to simulate antialiasing
* @property string $background
* Background image to put the graph on
* @property string $resampleFunction
* Function used to resample / resize images
* @property bool $forceNativeTTF
* Force use of native ttf functions instead of free type 2
* @property float $imageMapResolution
* Degree step used to interpolate round image primitives by
* polygons for image maps
*
* @version //autogentag//
* @package Graph
*/
class ezcGraphGdDriverOptions extends ezcGraphDriverOptions
{
/**
* Constructor
*
* @param array $options Default option array
* @return void
* @ignore
*/
public function __construct( array $options = array() )
{
$this->properties['imageFormat'] = IMG_PNG;
$this->properties['jpegQuality'] = 70;
$this->properties['detail'] = 1;
$this->properties['shadeCircularArc'] = .5;
$this->properties['supersampling'] = 2;
$this->properties['background'] = false;
$this->properties['resampleFunction'] = 'imagecopyresampled';
$this->properties['forceNativeTTF'] = false;
$this->properties['imageMapResolution'] = 10;
parent::__construct( $options );
}
/**
* Set an option value
*
* @param string $propertyName
* @param mixed $propertyValue
* @throws ezcBasePropertyNotFoundException
* If a property is not defined in this class
* @return void
*/
public function __set( $propertyName, $propertyValue )
{
switch ( $propertyName )
{
case 'imageFormat':
if ( imagetypes() & $propertyValue )
{
$this->properties['imageFormat'] = (int) $propertyValue;
}
else
{
throw new ezcBaseValueException( $propertyName, $propertyValue, 'Unsupported image type.' );
}
break;
case 'jpegQuality':
if ( !is_numeric( $propertyValue ) ||
( $propertyValue < 0 ) ||
( $propertyValue > 100 ) )
{
throw new ezcBaseValueException( $propertyName, $propertyValue, '0 <= int <= 100' );
}
$this->properties['jpegQuality'] = (int) $propertyValue;
break;
case 'detail':
if ( !is_numeric( $propertyValue ) ||
( $propertyValue < 1 ) )
{
throw new ezcBaseValueException( $propertyName, $propertyValue, 'int >= 1' );
}
$this->properties['detail'] = (int) $propertyValue;
break;
case 'supersampling':
if ( !is_numeric( $propertyValue ) ||
( $propertyValue < 1 ) )
{
throw new ezcBaseValueException( $propertyName, $propertyValue, 'int >= 1' );
}
$this->properties['supersampling'] = (int) $propertyValue;
break;
case 'background':
if ( $propertyValue === false ||
( is_file( $propertyValue ) && is_readable( $propertyValue ) ) )
{
$this->properties['background'] = realpath( $propertyValue );
}
else
{
throw new ezcBaseValueException( $propertyName, $propertyValue, 'readable file' );
}
break;
case 'resampleFunction':
if ( ezcBaseFeatures::hasFunction( $propertyValue ) )
{
$this->properties['resampleFunction'] = $propertyValue;
}
else
{
throw new ezcBaseValueException( $propertyName, $propertyValue, 'function' );
}
break;
case 'forceNativeTTF':
if ( !is_bool( $propertyValue ) )
{
throw new ezcBaseValueException( $propertyName, $propertyValue, 'bool' );
}
$this->properties['forceNativeTTF'] = (bool) $propertyValue;
break;
case 'imageMapResolution':
if ( !is_numeric( $propertyValue ) ||
( $propertyValue < 1 ) )
{
throw new ezcBaseValueException( $propertyName, $propertyValue, 'int >= 1' );
}
$this->properties['imageMapResolution'] = (int) $propertyValue;
break;
default:
parent::__set( $propertyName, $propertyValue );
break;
}
}
}
?>
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