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EZ-Components

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This commit is contained in:
Andreas Österreicher
2009-02-17 15:27:43 +00:00
parent 359c3c55c9
commit 0a8e90a8b3
572 changed files with 64490 additions and 0 deletions
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include/ezcomponents/Graph/src/datasets/base.php
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<?php
/**
* File containing the abstract ezcGraphDataSet class
*
* @package Graph
* @version 1.3
* @copyright Copyright (C) 2005-2008 eZ systems as. All rights reserved.
* @license http://ez.no/licenses/new_bsd New BSD License
* @access private
*/
/**
* Basic class to contain the charts data
*
* @property string $label
* Labels for datapoint and datapoint elements
* @property ezcGraphColor $color
* Colors for datapoint elements
* @property int $symbol
* Symbols for datapoint elements
* @property bool $highlight
* Status if datapoint element is hilighted
* @property int $displayType
* Display type of chart data
* @property string $url
* URL associated with datapoint
* @property ezcGraphChartElementAxis $xAxis
* Associate dataset with a different X axis then the default one
* @property ezcGraphChartElementAxis $yAxis
* Associate dataset with a different Y axis then the default one
*
* @version 1.3
* @package Graph
* @access private
*/
abstract class ezcGraphDataSet implements ArrayAccess, Iterator, Countable
{
/**
* Property array
*
* @var array
*/
protected $properties;
/**
* Array which contains the data of the datapoint
*
* @var array
*/
protected $data;
/**
* Current datapoint element
* needed for iteration over datapoint with ArrayAccess
*
* @var mixed
*/
protected $current;
/**
* Color palette used for datapoint colorization
*
* @var ezcGraphPalette
*/
protected $pallet;
/**
* Constructor
*
* @return void
* @ignore
*/
public function __construct()
{
$this->properties['label'] = new ezcGraphDataSetStringProperty( $this );
$this->properties['color'] = new ezcGraphDataSetColorProperty( $this );
$this->properties['symbol'] = new ezcGraphDataSetIntProperty( $this );
$this->properties['lineThickness'] = new ezcGraphDataSetIntProperty( $this );
$this->properties['highlight'] = new ezcGraphDataSetBooleanProperty( $this );
$this->properties['highlightValue'] = new ezcGraphDataSetStringProperty( $this );
$this->properties['displayType'] = new ezcGraphDataSetIntProperty( $this );
$this->properties['url'] = new ezcGraphDataSetStringProperty( $this );
$this->properties['xAxis'] = new ezcGraphDataSetAxisProperty( $this );
$this->properties['yAxis'] = new ezcGraphDataSetAxisProperty( $this );
$this->properties['highlight']->default = false;
}
/**
* 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 void
* @ignore
*/
public function __set( $propertyName, $propertyValue )
{
switch ( $propertyName )
{
case 'hilight':
$propertyName = 'highlight';
case 'label':
case 'url':
case 'color':
case 'symbol':
case 'lineThickness':
case 'highlight':
case 'highlightValue':
case 'displayType':
case 'xAxis':
case 'yAxis':
$this->properties[$propertyName]->default = $propertyValue;
break;
case 'palette':
$this->palette = $propertyValue;
$this->color->default = $this->palette->dataSetColor;
$this->symbol->default = $this->palette->dataSetSymbol;
break;
default:
throw new ezcBasePropertyNotFoundException( $propertyName );
break;
}
}
/**
* Property get access.
* Simply returns a given option.
*
* @param string $propertyName The name of the option to get.
* @return mixed The option value.
*
* @throws ezcBasePropertyNotFoundException
* If a the value for the property options is not an instance of
*/
public function __get( $propertyName )
{
if ( array_key_exists( $propertyName, $this->properties ) )
{
return $this->properties[$propertyName];
}
else
{
throw new ezcBasePropertyNotFoundException( $propertyName );
}
}
/**
* Returns true if the given datapoint exists
* Allows isset() using ArrayAccess.
*
* @param string $key The key of the datapoint to get.
* @return bool Wether the key exists.
*/
public function offsetExists( $key )
{
return isset( $this->data[$key] );
}
/**
* Returns the value for the given datapoint
* Get an datapoint value by ArrayAccess.
*
* @param string $key The key of the datapoint to get.
* @return float The datapoint value.
*/
public function offsetGet( $key )
{
return $this->data[$key];
}
/**
* Sets the value for a datapoint.
* Sets an datapoint using ArrayAccess.
*
* @param string $key The kex of a datapoint to set.
* @param float $value The value for the datapoint.
* @return void
*/
public function offsetSet( $key, $value )
{
$this->data[$key] = (float) $value;
}
/**
* Unset an option.
* Unsets an option using ArrayAccess.
*
* @param string $key The options to unset.
* @return void
*
* @throws ezcBasePropertyNotFoundException
* If a the value for the property options is not an instance of
* @throws ezcBaseValueException
* If a the value for a property is out of range.
*/
public function offsetUnset( $key )
{
unset( $this->data[$key] );
}
/**
* Returns the currently selected datapoint.
*
* This method is part of the Iterator interface to allow access to the
* datapoints of this row by iterating over it like an array (e.g. using
* foreach).
*
* @return string The currently selected datapoint.
*/
public function current()
{
$keys = array_keys( $this->data );
if ( !isset( $this->current ) )
{
$this->current = 0;
}
return $this->data[$keys[$this->current]];
}
/**
* Returns the next datapoint and selects it or false on the last datapoint.
*
* This method is part of the Iterator interface to allow access to the
* datapoints of this row by iterating over it like an array (e.g. using
* foreach).
*
* @return float datapoint if it exists, or false.
*/
public function next()
{
$keys = array_keys( $this->data );
if ( ++$this->current >= count( $keys ) )
{
return false;
}
else
{
return $this->data[$keys[$this->current]];
}
}
/**
* Returns the key of the currently selected datapoint.
*
* This method is part of the Iterator interface to allow access to the
* datapoints of this row by iterating over it like an array (e.g. using
* foreach).
*
* @return string The key of the currently selected datapoint.
*/
public function key()
{
$keys = array_keys( $this->data );
return $keys[$this->current];
}
/**
* Returns if the current datapoint is valid.
*
* This method is part of the Iterator interface to allow access to the
* datapoints of this row by iterating over it like an array (e.g. using
* foreach).
*
* @return bool If the current datapoint is valid
*/
public function valid()
{
$keys = array_keys( $this->data );
return isset( $keys[$this->current] );
}
/**
* Selects the very first datapoint and returns it.
* This method is part of the Iterator interface to allow access to the
* datapoints of this row by iterating over it like an array (e.g. using
* foreach).
*
* @return float The very first datapoint.
*/
public function rewind()
{
$this->current = 0;
}
}
?>