<?php
namespace Botble\Chart;
use Botble\Chart\Supports\Chart;
class LineChart extends Chart
{
/**
* Array containing colors for the series lines/points.
*
* @brief Line colors
*/
protected array $lineColors = [
'#0b62a4',
'#7A92A3',
'#4da74d',
'#afd8f8',
'#edc240',
'#cb4b4b',
'#9440ed',
];
/**
* Width of the series lines, in pixels.
*
* @brief Line width
*/
protected int $lineWidth = 3;
/**
* Diameter of the series points, in pixels.
*
* @brief Point size
*/
protected int $pointSize = 4;
/**
* Colors for the series points. By default, uses the same values as lineColors
*
* @brief Point fill colors
*/
protected array $pointFillColors = [];
/**
* Colors for the outlines of the series points. (#fff by default).
*
* @brief Point stroke color
*/
protected array $pointStrokeColors = [];
/**
* Set to false to disable line smoothing.
*
* @brief Smooth
*/
protected bool $smooth = true;
/**
* A function that accepts millisecond timestamps and formats them for display as chart labels.
* default: function (x) { return new Date(x).toString(); }
*
* @brief Date format
*/
protected string $dateFormat = '';
/**
* Sets the x axis labelling interval. By default, the interval will be automatically computed.
* The following are valid interval strings:
*
* "decade"
* "year"
* "month"
* "day"
* "hour"
* "30min"
* "15min"
* "10min"
* "5min"
* "minute"
* "30sec"
* "15sec"
* "10sec"
* "5sec"
* "second"
*
* @brief X labels
*/
protected array $xLabels = [];
/**
* A function that accepts Date objects and formats them for display as x-axis labels. Overrides the default formatter
* chosen by the automatic labeler or the xLabels option.
*
* eg: function (x) { return x.toString(); }
*
* @brief X label format
*/
protected string $xLabelFormat = '';
/**
* A function that accepts y-values and formats them for display as y-axis labels.
*
* eg: function (y) { return y.toString() + 'km'; }
*
* @brief Y label format
*/
protected string $yLabelFormat = '';
}