/**
*
* @param string $ScatterSerieID
* @param mixed $Points
* @param array $Format
* @return null | int
*/
public function writeScatterLabel($ScatterSerieID, $Points, array $Format = array())
{
$DrawPoint = isset($Format["DrawPoint"]) ? $Format["DrawPoint"] : LABEL_POINT_BOX;
$Decimals = isset($Format["Decimals"]) ? $Format["Decimals"] : null;
$Data = $this->pDataObject->getData();
if (!is_array($Points)) {
$Points = array($Points);
}
if (!isset($Data["ScatterSeries"][$ScatterSerieID])) {
return 0;
}
$Series = $Data["ScatterSeries"][$ScatterSerieID];
$SerieX = $Series["X"];
$SerieValuesX = $Data["Series"][$SerieX]["Data"];
$SerieXAxis = $Data["Series"][$SerieX]["Axis"];
$SerieY = $Series["Y"];
$SerieValuesY = $Data["Series"][$SerieY]["Data"];
$SerieYAxis = $Data["Series"][$SerieY]["Axis"];
$PosArrayX = $this->getPosArray($SerieValuesX, $SerieXAxis);
if (!is_array($PosArrayX)) {
$Value = $PosArrayX;
$PosArrayX = array();
$PosArrayX[0] = $Value;
}
$PosArrayY = $this->getPosArray($SerieValuesY, $SerieYAxis);
if (!is_array($PosArrayY)) {
$Value = $PosArrayY;
$PosArrayY = array();
$PosArrayY[0] = $Value;
}
foreach ($Points as $Key => $Point) {
if (isset($PosArrayX[$Point]) && isset($PosArrayY[$Point])) {
$X = floor($PosArrayX[$Point]);
$Y = floor($PosArrayY[$Point]);
if ($DrawPoint == LABEL_POINT_CIRCLE) {
$this->pChartObject->drawFilledCircle($X, $Y, 3, array("R" => 255, "G" => 255, "B" => 255, "BorderR" => 0, "BorderG" => 0, "BorderB" => 0));
} elseif ($DrawPoint == LABEL_POINT_BOX) {
$this->pChartObject->drawFilledRectangle($X - 2, $Y - 2, $X + 2, $Y + 2, array("R" => 255, "G" => 255, "B" => 255, "BorderR" => 0, "BorderG" => 0, "BorderB" => 0));
}
$Serie = array();
$Serie["R"] = $Series["Color"]["R"];
$Serie["G"] = $Series["Color"]["G"];
$Serie["B"] = $Series["Color"]["B"];
$Serie["Alpha"] = $Series["Color"]["Alpha"];
$XAxisMode = $Data["Axis"][$SerieXAxis]["Display"];
$XAxisFormat = $Data["Axis"][$SerieXAxis]["Format"];
$XAxisUnit = $Data["Axis"][$SerieXAxis]["Unit"];
if ($Decimals == null) {
$XValue = $SerieValuesX[$Point];
} else {
$XValue = round($SerieValuesX[$Point], $Decimals);
}
$XValue = $this->pChartObject->scaleFormat($XValue, $XAxisMode, $XAxisFormat, $XAxisUnit);
$YAxisMode = $Data["Axis"][$SerieYAxis]["Display"];
$YAxisFormat = $Data["Axis"][$SerieYAxis]["Format"];
$YAxisUnit = $Data["Axis"][$SerieYAxis]["Unit"];
if ($Decimals == null) {
$YValue = $SerieValuesY[$Point];
} else {
$YValue = round($SerieValuesY[$Point], $Decimals);
}
$YValue = $this->pChartObject->scaleFormat($YValue, $YAxisMode, $YAxisFormat, $YAxisUnit);
$Caption = sprintf("%s / %s", $XValue, $YValue);
if (isset($Series["Description"])) {
$Description = $Series["Description"];
} else {
$Description = "No description";
}
$Series = array(array("Format" => $Serie, "Caption" => $Caption));
$this->pChartObject->drawLabelBox($X, $Y - 3, $Description, $Series, $Format);
}
}
}
