public static function getColor()
{
if (ColorFactory::$iIdx >= ColorFactory::$iNum) {
ColorFactory::$iIdx = 0;
}
return ColorFactory::$iColorList[ColorFactory::$iIdx++];
}
function LinePlot($datay, $datax = false)
{
parent::__construct($datay, $datax);
$this->mark = new PlotMark();
$this->color = ColorFactory::getColor();
$this->fill_color = $this->color;
}
/**
* Constructs an array of Color objects by using $colorFactory to process
* strings. Unrecognized strings are added to $invalidStrings.
*
* @param array $colorStrings
*
* @return array
* An array of Color objects.
*/
private function buildColors(array $colorStrings)
{
$colors = array();
foreach ($colorStrings as $colorString) {
if ($colorString instanceof Color) {
$colors[(string) $colorString] = $colorString;
continue;
}
$color = $this->colorFactory->buildColor($colorString);
if (!empty($color)) {
$colors[(string) $color] = $color;
} else {
$this->invalidStrings[] = (string) $colorString;
}
}
return $colors;
}
