50 lines
1.2 KiB
PHP
50 lines
1.2 KiB
PHP
<?php
|
|
// {{{ICINGA_LICENSE_HEADER}}}
|
|
// {{{ICINGA_LICENSE_HEADER}}}
|
|
|
|
namespace Icinga\Chart\Unit;
|
|
|
|
use Iterator;
|
|
|
|
/**
|
|
* Base class for Axis Units
|
|
*
|
|
* Concrete subclasses must implement the iterator interface, with
|
|
* getCurrent returning the axis relative position and getValue the label
|
|
* that will be displayed
|
|
*/
|
|
interface AxisUnit extends Iterator
|
|
{
|
|
|
|
/**
|
|
* Add a dataset to this AxisUnit, required for dynamic min and max vlaues
|
|
*
|
|
* @param array $dataset The dataset that will be shown in the Axis
|
|
* @param int $id The idx in the dataset (0 for x, 1 for y)
|
|
*/
|
|
public function addValues(array $dataset, $id = 0);
|
|
|
|
/**
|
|
* Transform the given absolute value in an axis relative value
|
|
*
|
|
* @param int $value The absolute, dataset dependent value
|
|
*
|
|
* @return int An axis relative value
|
|
*/
|
|
public function transform($value);
|
|
|
|
/**
|
|
* Set the axis minimum value to a fixed value
|
|
*
|
|
* @param int $min The new minimum value
|
|
*/
|
|
public function setMin($min);
|
|
|
|
/**
|
|
* Set the axis maximum value to a fixed value
|
|
*
|
|
* @param int $max The new maximum value
|
|
*/
|
|
public function setMax($max);
|
|
}
|