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<?php
/**
* File containing the abstract ezcGraphDriver class
*
* @package Graph
* @version //autogentag//
* @copyright Copyright (C) 2005, 2006 eZ systems as. All rights reserved.
* @license http://ez.no/licenses/new_bsd New BSD License
*/
/**
* Abstract class to be extended for ezcGraph output drivers.
*
* @package Graph
*/
abstract class ezcGraphDriver
{
/**
* Drveroptions
*
* @var ezcDriverOptions
*/
protected $options;
/**
* Constructor
*
* @param array $options Default option array
* @return void
* @ignore
*/
abstract public function __construct( array $options = array() );
/**
* Options write access
*
* @throws ezcBasePropertyNotFoundException
* If Option could not be found
* @throws ezcBaseValueException
* If value is out of range
* @param mixed $propertyName Option name
* @param mixed $propertyValue Option value;
* @return mixed
* @ignore
*/
public function __set( $propertyName, $propertyValue )
{
switch ( $propertyName ) {
case 'options':
if ( $propertyValue instanceof ezcGraphDriverOptions )
{
$this->options = $propertyValue;
}
else
{
throw new ezcBaseValueException( "options", $propertyValue, "instanceof ezcGraphOptions" );
}
default:
throw new ezcBasePropertyNotFoundException( $propertyName );
break;
}
}
/**
* __get
*
* @param mixed $propertyName
* @throws ezcBasePropertyNotFoundException
* If a the value for the property options is not an instance of
* @return mixed
* @ignore
*/
public function __get( $propertyName )
{
switch ( $propertyName )
{
case 'options':
return $this->options;
default:
throw new ezcBasePropertyNotFoundException( $propertyName );
}
}
/**
* Draws a single polygon.
*
* @param array $points Point array
* @param ezcGraphColor $color Polygon color
* @param mixed $filled Filled
* @param float $thickness Line thickness
* @return void
*/
abstract public function drawPolygon( array $points, ezcGraphColor $color, $filled = true, $thickness = 1 );
/**
* Draws a line
*
* @param ezcGraphCoordinate $start Start point
* @param ezcGraphCoordinate $end End point
* @param ezcGraphColor $color Line color
* @param float $thickness Line thickness
* @return void
*/
abstract public function drawLine( ezcGraphCoordinate $start, ezcGraphCoordinate $end, ezcGraphColor $color, $thickness = 1 );
/**
* Writes text in a box of desired size
*
* @param string $string Text
* @param ezcGraphCoordinate $position Top left position
* @param float $width Width of text box
* @param float $height Height of text box
* @param int $align Alignement of text
* @return void
*/
abstract public function drawTextBox( $string, ezcGraphCoordinate $position, $width, $height, $align );
/**
* Draws a sector of cirlce
*
* @param ezcGraphCoordinate $center Center of circle
* @param mixed $width Width
* @param mixed $height Height
* @param mixed $startAngle Start angle of circle sector
* @param mixed $endAngle End angle of circle sector
* @param ezcGraphColor $color Color
* @param mixed $filled Filled
* @return void
*/
abstract public function drawCircleSector( ezcGraphCoordinate $center, $width, $height, $startAngle, $endAngle, ezcGraphColor $color, $filled = true );
/**
* Draws a circular arc
*
* @param ezcGraphCoordinate $center Center of ellipse
* @param integer $width Width of ellipse
* @param integer $height Height of ellipse
* @param integer $size Height of border
* @param float $startAngle Starting angle of circle sector
* @param float $endAngle Ending angle of circle sector
* @param ezcGraphColor $color Color of Border
* @return void
*/
abstract public function drawCircularArc( ezcGraphCoordinate $center, $width, $height, $size, $startAngle, $endAngle, ezcGraphColor $color, $filled = true );
/**
* Draw circle
*
* @param ezcGraphCoordinate $center Center of ellipse
* @param mixed $width Width of ellipse
* @param mixed $height height of ellipse
* @param ezcGraphColor $color Color
* @param mixed $filled Filled
* @return void
*/
abstract public function drawCircle( ezcGraphCoordinate $center, $width, $height, ezcGraphColor $color, $filled = true );
/**
* Draw an image
*
* @param mixed $file Image file
* @param ezcGraphCoordinate $position Top left position
* @param mixed $width Width of image in destination image
* @param mixed $height Height of image in destination image
* @return void
*/
abstract public function drawImage( $file, ezcGraphCoordinate $position, $width, $height );
/**
* Finally save image
*
* @param string $file Destination filename
* @return void
*/
abstract public function render( $file );
}
?>
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