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Curve.php
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Curve.php
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<?php
/**
* Copyright since 2007 PrestaShop SA and Contributors
* PrestaShop is an International Registered Trademark & Property of PrestaShop SA
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.md.
* It is also available through the world-wide-web at this URL:
* https://opensource.org/licenses/OSL-3.0
* 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 [email protected] so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to https://devdocs.prestashop.com/ for more information.
*
* @author PrestaShop SA and Contributors <[email protected]>
* @copyright Since 2007 PrestaShop SA and Contributors
* @license https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
*/
/**
* Data structure to store curves
*/
class CurveCore
{
/**
* @var float[] indexed by string
*/
protected $values = [];
/**
* @var string
*/
protected $label;
/**
* Can be: bars, steps
*
* @var string
*/
protected $type;
/**
* @param array $values
*/
public function setValues($values)
{
$this->values = $values;
}
/**
* @param bool $time_mode
*
* @return string
*/
public function getValues($time_mode = false)
{
ksort($this->values);
$string = '';
foreach ($this->values as $key => $value) {
$string .= '[' . addslashes((string) $key) . ($time_mode ? '000' : '') . ',' . (float) $value . '],';
}
return '{data:[' . rtrim($string, ',') . ']'
. (!empty($this->label) ? ',label:"' . $this->label . '"' : '') . ''
. (!empty($this->type) ? ',' . $this->type : '') . '}';
}
/**
* @param string $x
* @param float $y
*/
public function setPoint($x, $y)
{
$this->values[(string) $x] = (float) $y;
}
/**
* @param string $label
*/
public function setLabel($label)
{
$this->label = $label;
}
/**
* @param string $type accepts only 'bars' or 'steps'
*/
public function setType($type)
{
$this->type = '';
if ($type == 'bars') {
$this->type = 'bars:{show:true,lineWidth:10}';
}
if ($type == 'steps') {
$this->type = 'lines:{show:true,steps:true}';
}
}
/**
* @param string $x
*
* @return float|null return point if found, null else
*/
public function getPoint($x)
{
if (array_key_exists((string) $x, $this->values)) {
return $this->values[(string) $x];
}
return null;
}
}