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<?php
namespace PhpOffice\PhpSpreadsheet\Writer\Xlsx;
use PhpOffice\PhpSpreadsheet\Chart\Axis;
use PhpOffice\PhpSpreadsheet\Chart\ChartColor;
use PhpOffice\PhpSpreadsheet\Chart\DataSeries;
use PhpOffice\PhpSpreadsheet\Chart\DataSeriesValues;
use PhpOffice\PhpSpreadsheet\Chart\Layout;
use PhpOffice\PhpSpreadsheet\Chart\Legend;
use PhpOffice\PhpSpreadsheet\Chart\PlotArea;
use PhpOffice\PhpSpreadsheet\Chart\Properties;
use PhpOffice\PhpSpreadsheet\Chart\Title;
use PhpOffice\PhpSpreadsheet\Chart\TrendLine;
use PhpOffice\PhpSpreadsheet\Reader\Xlsx\Namespaces;
use PhpOffice\PhpSpreadsheet\Shared\XMLWriter;
use PhpOffice\PhpSpreadsheet\Writer\Exception as WriterException;
class Chart extends WriterPart
{
/**
* @var int
*/
private $seriesIndex;
/**
* Write charts to XML format.
*
* @param mixed $calculateCellValues
*
* @return string XML Output
*/
public function writeChart(\PhpOffice\PhpSpreadsheet\Chart\Chart $chart, $calculateCellValues = true)
{
// Create XML writer
$objWriter = null;
if ($this->getParentWriter()->getUseDiskCaching()) {
$objWriter = new XMLWriter(XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
} else {
$objWriter = new XMLWriter(XMLWriter::STORAGE_MEMORY);
}
// Ensure that data series values are up-to-date before we save
if ($calculateCellValues) {
$chart->refresh();
}
// XML header
$objWriter->startDocument('1.0', 'UTF-8', 'yes');
// c:chartSpace
$objWriter->startElement('c:chartSpace');
$objWriter->writeAttribute('xmlns:c', Namespaces::CHART);
$objWriter->writeAttribute('xmlns:a', Namespaces::DRAWINGML);
$objWriter->writeAttribute('xmlns:r', Namespaces::SCHEMA_OFFICE_DOCUMENT);
$objWriter->startElement('c:date1904');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
$objWriter->startElement('c:lang');
$objWriter->writeAttribute('val', 'en-GB');
$objWriter->endElement();
$objWriter->startElement('c:roundedCorners');
$objWriter->writeAttribute('val', $chart->getRoundedCorners() ? '1' : '0');
$objWriter->endElement();
$this->writeAlternateContent($objWriter);
$objWriter->startElement('c:chart');
$this->writeTitle($objWriter, $chart->getTitle());
$objWriter->startElement('c:autoTitleDeleted');
$objWriter->writeAttribute('val', (string) (int) $chart->getAutoTitleDeleted());
$objWriter->endElement();
$objWriter->startElement('c:view3D');
$surface2D = false;
$plotArea = $chart->getPlotArea();
if ($plotArea !== null) {
$seriesArray = $plotArea->getPlotGroup();
foreach ($seriesArray as $series) {
if ($series->getPlotType() === DataSeries::TYPE_SURFACECHART) {
$surface2D = true;
break;
}
}
}
$this->writeView3D($objWriter, $chart->getRotX(), 'c:rotX', $surface2D, 90);
$this->writeView3D($objWriter, $chart->getRotY(), 'c:rotY', $surface2D);
$this->writeView3D($objWriter, $chart->getRAngAx(), 'c:rAngAx', $surface2D);
$this->writeView3D($objWriter, $chart->getPerspective(), 'c:perspective', $surface2D);
$objWriter->endElement(); // view3D
$this->writePlotArea($objWriter, $chart->getPlotArea(), $chart->getXAxisLabel(), $chart->getYAxisLabel(), $chart->getChartAxisX(), $chart->getChartAxisY());
$this->writeLegend($objWriter, $chart->getLegend());
$objWriter->startElement('c:plotVisOnly');
$objWriter->writeAttribute('val', (string) (int) $chart->getPlotVisibleOnly());
$objWriter->endElement();
$objWriter->startElement('c:dispBlanksAs');
$objWriter->writeAttribute('val', $chart->getDisplayBlanksAs());
$objWriter->endElement();
$objWriter->startElement('c:showDLblsOverMax');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
$objWriter->endElement(); // c:chart
if ($chart->getNoFill()) {
$objWriter->startElement('c:spPr');
$objWriter->startElement('a:noFill');
$objWriter->endElement(); // a:noFill
$objWriter->endElement(); // c:spPr
}
$this->writePrintSettings($objWriter);
$objWriter->endElement(); // c:chartSpace
// Return
return $objWriter->getData();
}
private function writeView3D(XMLWriter $objWriter, ?int $value, string $tag, bool $surface2D, int $default = 0): void
{
if ($value === null && $surface2D) {
$value = $default;
}
if ($value !== null) {
$objWriter->startElement($tag);
$objWriter->writeAttribute('val', "$value");
$objWriter->endElement();
}
}
/**
* Write Chart Title.
*/
private function writeTitle(XMLWriter $objWriter, ?Title $title = null): void
{
if ($title === null) {
return;
}
$objWriter->startElement('c:title');
$objWriter->startElement('c:tx');
$objWriter->startElement('c:rich');
$objWriter->startElement('a:bodyPr');
$objWriter->endElement();
$objWriter->startElement('a:lstStyle');
$objWriter->endElement();
$objWriter->startElement('a:p');
$objWriter->startElement('a:pPr');
$objWriter->startElement('a:defRPr');
$objWriter->endElement();
$objWriter->endElement();
$caption = $title->getCaption();
if ((is_array($caption)) && (count($caption) > 0)) {
$caption = $caption[0];
}
$this->getParentWriter()->getWriterPartstringtable()->writeRichTextForCharts($objWriter, $caption, 'a');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$this->writeLayout($objWriter, $title->getLayout());
$objWriter->startElement('c:overlay');
$objWriter->writeAttribute('val', ($title->getOverlay()) ? '1' : '0');
$objWriter->endElement();
$objWriter->endElement();
}
/**
* Write Chart Legend.
*/
private function writeLegend(XMLWriter $objWriter, ?Legend $legend = null): void
{
if ($legend === null) {
return;
}
$objWriter->startElement('c:legend');
$objWriter->startElement('c:legendPos');
$objWriter->writeAttribute('val', $legend->getPosition());
$objWriter->endElement();
$this->writeLayout($objWriter, $legend->getLayout());
$objWriter->startElement('c:overlay');
$objWriter->writeAttribute('val', ($legend->getOverlay()) ? '1' : '0');
$objWriter->endElement();
$objWriter->startElement('c:txPr');
$objWriter->startElement('a:bodyPr');
$objWriter->endElement();
$objWriter->startElement('a:lstStyle');
$objWriter->endElement();
$objWriter->startElement('a:p');
$objWriter->startElement('a:pPr');
$objWriter->writeAttribute('rtl', '0');
$objWriter->startElement('a:defRPr');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->startElement('a:endParaRPr');
$objWriter->writeAttribute('lang', 'en-US');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
}
/**
* Write Chart Plot Area.
*/
private function writePlotArea(XMLWriter $objWriter, ?PlotArea $plotArea, ?Title $xAxisLabel = null, ?Title $yAxisLabel = null, ?Axis $xAxis = null, ?Axis $yAxis = null): void
{
if ($plotArea === null) {
return;
}
$id1 = $id2 = $id3 = '0';
$this->seriesIndex = 0;
$objWriter->startElement('c:plotArea');
$layout = $plotArea->getLayout();
$this->writeLayout($objWriter, $layout);
$chartTypes = self::getChartType($plotArea);
$catIsMultiLevelSeries = $valIsMultiLevelSeries = false;
$plotGroupingType = '';
$chartType = null;
foreach ($chartTypes as $chartType) {
$objWriter->startElement('c:' . $chartType);
$groupCount = $plotArea->getPlotGroupCount();
$plotGroup = null;
for ($i = 0; $i < $groupCount; ++$i) {
$plotGroup = $plotArea->getPlotGroupByIndex($i);
$groupType = $plotGroup->getPlotType();
if ($groupType == $chartType) {
$plotStyle = $plotGroup->getPlotStyle();
if (!empty($plotStyle) && $groupType === DataSeries::TYPE_RADARCHART) {
$objWriter->startElement('c:radarStyle');
$objWriter->writeAttribute('val', $plotStyle);
$objWriter->endElement();
} elseif (!empty($plotStyle) && $groupType === DataSeries::TYPE_SCATTERCHART) {
$objWriter->startElement('c:scatterStyle');
$objWriter->writeAttribute('val', $plotStyle);
$objWriter->endElement();
} elseif ($groupType === DataSeries::TYPE_SURFACECHART_3D || $groupType === DataSeries::TYPE_SURFACECHART) {
$objWriter->startElement('c:wireframe');
$objWriter->writeAttribute('val', $plotStyle ? '1' : '0');
$objWriter->endElement();
}
$this->writePlotGroup($plotGroup, $chartType, $objWriter, $catIsMultiLevelSeries, $valIsMultiLevelSeries, $plotGroupingType);
}
}
$this->writeDataLabels($objWriter, $layout);
if ($chartType === DataSeries::TYPE_LINECHART && $plotGroup) {
// Line only, Line3D can't be smoothed
$objWriter->startElement('c:smooth');
$objWriter->writeAttribute('val', (string) (int) $plotGroup->getSmoothLine());
$objWriter->endElement();
} elseif (($chartType === DataSeries::TYPE_BARCHART) || ($chartType === DataSeries::TYPE_BARCHART_3D)) {
$objWriter->startElement('c:gapWidth');
$objWriter->writeAttribute('val', '150');
$objWriter->endElement();
if ($plotGroupingType == 'percentStacked' || $plotGroupingType == 'stacked') {
$objWriter->startElement('c:overlap');
$objWriter->writeAttribute('val', '100');
$objWriter->endElement();
}
} elseif ($chartType === DataSeries::TYPE_BUBBLECHART) {
$scale = ($plotGroup === null) ? '' : (string) $plotGroup->getPlotStyle();
if ($scale !== '') {
$objWriter->startElement('c:bubbleScale');
$objWriter->writeAttribute('val', $scale);
$objWriter->endElement();
}
$objWriter->startElement('c:showNegBubbles');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
} elseif ($chartType === DataSeries::TYPE_STOCKCHART) {
$objWriter->startElement('c:hiLowLines');
$objWriter->endElement();
$objWriter->startElement('c:upDownBars');
$objWriter->startElement('c:gapWidth');
$objWriter->writeAttribute('val', '300');
$objWriter->endElement();
$objWriter->startElement('c:upBars');
$objWriter->endElement();
$objWriter->startElement('c:downBars');
$objWriter->endElement();
$objWriter->endElement();
}
// Generate 3 unique numbers to use for axId values
$id1 = '110438656';
$id2 = '110444544';
$id3 = '110365312'; // used in Surface Chart
if (($chartType !== DataSeries::TYPE_PIECHART) && ($chartType !== DataSeries::TYPE_PIECHART_3D) && ($chartType !== DataSeries::TYPE_DONUTCHART)) {
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id1);
$objWriter->endElement();
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id2);
$objWriter->endElement();
if ($chartType === DataSeries::TYPE_SURFACECHART_3D || $chartType === DataSeries::TYPE_SURFACECHART) {
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id3);
$objWriter->endElement();
}
} else {
$objWriter->startElement('c:firstSliceAng');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
if ($chartType === DataSeries::TYPE_DONUTCHART) {
$objWriter->startElement('c:holeSize');
$objWriter->writeAttribute('val', '50');
$objWriter->endElement();
}
}
$objWriter->endElement();
}
if (($chartType !== DataSeries::TYPE_PIECHART) && ($chartType !== DataSeries::TYPE_PIECHART_3D) && ($chartType !== DataSeries::TYPE_DONUTCHART)) {
if ($chartType === DataSeries::TYPE_BUBBLECHART) {
$this->writeValueAxis($objWriter, $xAxisLabel, $chartType, $id2, $id1, $catIsMultiLevelSeries, $xAxis ?? new Axis());
} else {
$this->writeCategoryAxis($objWriter, $xAxisLabel, $id1, $id2, $catIsMultiLevelSeries, $xAxis ?? new Axis());
}
$this->writeValueAxis($objWriter, $yAxisLabel, $chartType, $id1, $id2, $valIsMultiLevelSeries, $yAxis ?? new Axis());
if ($chartType === DataSeries::TYPE_SURFACECHART_3D || $chartType === DataSeries::TYPE_SURFACECHART) {
$this->writeSerAxis($objWriter, $id2, $id3);
}
}
$stops = $plotArea->getGradientFillStops();
if ($plotArea->getNoFill() || !empty($stops)) {
$objWriter->startElement('c:spPr');
if ($plotArea->getNoFill()) {
$objWriter->startElement('a:noFill');
$objWriter->endElement(); // a:noFill
}
if (!empty($stops)) {
$objWriter->startElement('a:gradFill');
$objWriter->startElement('a:gsLst');
foreach ($stops as $stop) {
$objWriter->startElement('a:gs');
$objWriter->writeAttribute('pos', (string) (Properties::PERCENTAGE_MULTIPLIER * (float) $stop[0]));
$this->writeColor($objWriter, $stop[1], false);
$objWriter->endElement(); // a:gs
}
$objWriter->endElement(); // a:gsLst
$angle = $plotArea->getGradientFillAngle();
if ($angle !== null) {
$objWriter->startElement('a:lin');
$objWriter->writeAttribute('ang', Properties::angleToXml($angle));
$objWriter->endElement(); // a:lin
}
$objWriter->endElement(); // a:gradFill
}
$objWriter->endElement(); // c:spPr
}
$objWriter->endElement(); // c:plotArea
}
private function writeDataLabelsBool(XMLWriter $objWriter, string $name, ?bool $value): void
{
if ($value !== null) {
$objWriter->startElement("c:$name");
$objWriter->writeAttribute('val', $value ? '1' : '0');
$objWriter->endElement();
}
}
/**
* Write Data Labels.
*/
private function writeDataLabels(XMLWriter $objWriter, ?Layout $chartLayout = null): void
{
if (!isset($chartLayout)) {
return;
}
$objWriter->startElement('c:dLbls');
$fillColor = $chartLayout->getLabelFillColor();
$borderColor = $chartLayout->getLabelBorderColor();
if ($fillColor && $fillColor->isUsable()) {
$objWriter->startElement('c:spPr');
$this->writeColor($objWriter, $fillColor);
if ($borderColor && $borderColor->isUsable()) {
$objWriter->startElement('a:ln');
$this->writeColor($objWriter, $borderColor);
$objWriter->endElement(); // a:ln
}
$objWriter->endElement(); // c:spPr
}
$fontColor = $chartLayout->getLabelFontColor();
if ($fontColor && $fontColor->isUsable()) {
$objWriter->startElement('c:txPr');
$objWriter->startElement('a:bodyPr');
$objWriter->writeAttribute('wrap', 'square');
$objWriter->writeAttribute('lIns', '38100');
$objWriter->writeAttribute('tIns', '19050');
$objWriter->writeAttribute('rIns', '38100');
$objWriter->writeAttribute('bIns', '19050');
$objWriter->writeAttribute('anchor', 'ctr');
$objWriter->startElement('a:spAutoFit');
$objWriter->endElement(); // a:spAutoFit
$objWriter->endElement(); // a:bodyPr
$objWriter->startElement('a:lstStyle');
$objWriter->endElement(); // a:lstStyle
$objWriter->startElement('a:p');
$objWriter->startElement('a:pPr');
$objWriter->startElement('a:defRPr');
$this->writeColor($objWriter, $fontColor);
$objWriter->endElement(); // a:defRPr
$objWriter->endElement(); // a:pPr
$objWriter->endElement(); // a:p
$objWriter->endElement(); // c:txPr
}
if ($chartLayout->getNumFmtCode() !== '') {
$objWriter->startElement('c:numFmt');
$objWriter->writeAttribute('formatCode', $chartLayout->getnumFmtCode());
$objWriter->writeAttribute('sourceLinked', (string) (int) $chartLayout->getnumFmtLinked());
$objWriter->endElement(); // c:numFmt
}
if ($chartLayout->getDLblPos() !== '') {
$objWriter->startElement('c:dLblPos');
$objWriter->writeAttribute('val', $chartLayout->getDLblPos());
$objWriter->endElement(); // c:dLblPos
}
$this->writeDataLabelsBool($objWriter, 'showLegendKey', $chartLayout->getShowLegendKey());
$this->writeDataLabelsBool($objWriter, 'showVal', $chartLayout->getShowVal());
$this->writeDataLabelsBool($objWriter, 'showCatName', $chartLayout->getShowCatName());
$this->writeDataLabelsBool($objWriter, 'showSerName', $chartLayout->getShowSerName());
$this->writeDataLabelsBool($objWriter, 'showPercent', $chartLayout->getShowPercent());
$this->writeDataLabelsBool($objWriter, 'showBubbleSize', $chartLayout->getShowBubbleSize());
$this->writeDataLabelsBool($objWriter, 'showLeaderLines', $chartLayout->getShowLeaderLines());
$objWriter->endElement(); // c:dLbls
}
/**
* Write Category Axis.
*
* @param string $id1
* @param string $id2
* @param bool $isMultiLevelSeries
*/
private function writeCategoryAxis(XMLWriter $objWriter, ?Title $xAxisLabel, $id1, $id2, $isMultiLevelSeries, Axis $yAxis): void
{
// N.B. writeCategoryAxis may be invoked with the last parameter($yAxis) using $xAxis for ScatterChart, etc
// In that case, xAxis may contain values like the yAxis, or it may be a date axis (LINECHART).
$axisType = $yAxis->getAxisType();
if ($axisType !== '') {
$objWriter->startElement("c:$axisType");
} elseif ($yAxis->getAxisIsNumericFormat()) {
$objWriter->startElement('c:' . Axis::AXIS_TYPE_VALUE);
} else {
$objWriter->startElement('c:' . Axis::AXIS_TYPE_CATEGORY);
}
$majorGridlines = $yAxis->getMajorGridlines();
$minorGridlines = $yAxis->getMinorGridlines();
if ($id1 !== '0') {
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id1);
$objWriter->endElement();
}
$objWriter->startElement('c:scaling');
if ($yAxis->getAxisOptionsProperty('maximum') !== null) {
$objWriter->startElement('c:max');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('maximum'));
$objWriter->endElement();
}
if ($yAxis->getAxisOptionsProperty('minimum') !== null) {
$objWriter->startElement('c:min');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('minimum'));
$objWriter->endElement();
}
if (!empty($yAxis->getAxisOptionsProperty('orientation'))) {
$objWriter->startElement('c:orientation');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('orientation'));
$objWriter->endElement();
}
$objWriter->endElement(); // c:scaling
$objWriter->startElement('c:delete');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('hidden') ?? '0');
$objWriter->endElement();
$objWriter->startElement('c:axPos');
$objWriter->writeAttribute('val', 'b');
$objWriter->endElement();
if ($majorGridlines !== null) {
$objWriter->startElement('c:majorGridlines');
$objWriter->startElement('c:spPr');
$this->writeLineStyles($objWriter, $majorGridlines);
$this->writeEffects($objWriter, $majorGridlines);
$objWriter->endElement(); //end spPr
$objWriter->endElement(); //end majorGridLines
}
if ($minorGridlines !== null && $minorGridlines->getObjectState()) {
$objWriter->startElement('c:minorGridlines');
$objWriter->startElement('c:spPr');
$this->writeLineStyles($objWriter, $minorGridlines);
$this->writeEffects($objWriter, $minorGridlines);
$objWriter->endElement(); //end spPr
$objWriter->endElement(); //end minorGridLines
}
if ($xAxisLabel !== null) {
$objWriter->startElement('c:title');
$objWriter->startElement('c:tx');
$objWriter->startElement('c:rich');
$objWriter->startElement('a:bodyPr');
$objWriter->endElement();
$objWriter->startElement('a:lstStyle');
$objWriter->endElement();
$objWriter->startElement('a:p');
$caption = $xAxisLabel->getCaption();
if (is_array($caption)) {
$caption = $caption[0];
}
$this->getParentWriter()->getWriterPartstringtable()->writeRichTextForCharts($objWriter, $caption, 'a');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$layout = $xAxisLabel->getLayout();
$this->writeLayout($objWriter, $layout);
$objWriter->startElement('c:overlay');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
$objWriter->endElement();
}
$objWriter->startElement('c:numFmt');
$objWriter->writeAttribute('formatCode', $yAxis->getAxisNumberFormat());
$objWriter->writeAttribute('sourceLinked', $yAxis->getAxisNumberSourceLinked());
$objWriter->endElement();
if (!empty($yAxis->getAxisOptionsProperty('major_tick_mark'))) {
$objWriter->startElement('c:majorTickMark');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('major_tick_mark'));
$objWriter->endElement();
}
if (!empty($yAxis->getAxisOptionsProperty('minor_tick_mark'))) {
$objWriter->startElement('c:minorTickMark');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('minor_tick_mark'));
$objWriter->endElement();
}
if (!empty($yAxis->getAxisOptionsProperty('axis_labels'))) {
$objWriter->startElement('c:tickLblPos');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('axis_labels'));
$objWriter->endElement();
}
$textRotation = $yAxis->getAxisOptionsProperty('textRotation');
if (is_numeric($textRotation)) {
$objWriter->startElement('c:txPr');
$objWriter->startElement('a:bodyPr');
$objWriter->writeAttribute('rot', Properties::angleToXml((float) $textRotation));
$objWriter->endElement(); // a:bodyPr
$objWriter->startElement('a:lstStyle');
$objWriter->endElement(); // a:lstStyle
$objWriter->startElement('a:p');
$objWriter->startElement('a:pPr');
$objWriter->startElement('a:defRPr');
$objWriter->endElement(); // a:defRPr
$objWriter->endElement(); // a:pPr
$objWriter->endElement(); // a:p
$objWriter->endElement(); // c:txPr
}
$objWriter->startElement('c:spPr');
$this->writeColor($objWriter, $yAxis->getFillColorObject());
$this->writeLineStyles($objWriter, $yAxis);
$this->writeEffects($objWriter, $yAxis);
$objWriter->endElement(); // spPr
if ($yAxis->getAxisOptionsProperty('major_unit') !== null) {
$objWriter->startElement('c:majorUnit');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('major_unit'));
$objWriter->endElement();
}
if ($yAxis->getAxisOptionsProperty('minor_unit') !== null) {
$objWriter->startElement('c:minorUnit');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('minor_unit'));
$objWriter->endElement();
}
if ($id2 !== '0') {
$objWriter->startElement('c:crossAx');
$objWriter->writeAttribute('val', $id2);
$objWriter->endElement();
if (!empty($yAxis->getAxisOptionsProperty('horizontal_crosses'))) {
$objWriter->startElement('c:crosses');
$objWriter->writeAttribute('val', $yAxis->getAxisOptionsProperty('horizontal_crosses'));
$objWriter->endElement();
}
}
$objWriter->startElement('c:auto');
// LineChart with dateAx wants '0'
$objWriter->writeAttribute('val', ($axisType === Axis::AXIS_TYPE_DATE) ? '0' : '1');
$objWriter->endElement();
$objWriter->startElement('c:lblAlgn');
$objWriter->writeAttribute('val', 'ctr');
$objWriter->endElement();
$objWriter->startElement('c:lblOffset');
$objWriter->writeAttribute('val', '100');
$objWriter->endElement();
if ($axisType === Axis::AXIS_TYPE_DATE) {
$property = 'baseTimeUnit';
$propertyVal = $yAxis->getAxisOptionsProperty($property);
if (!empty($propertyVal)) {
$objWriter->startElement("c:$property");
$objWriter->writeAttribute('val', $propertyVal);
$objWriter->endElement();
}
$property = 'majorTimeUnit';
$propertyVal = $yAxis->getAxisOptionsProperty($property);
if (!empty($propertyVal)) {
$objWriter->startElement("c:$property");
$objWriter->writeAttribute('val', $propertyVal);
$objWriter->endElement();
}
$property = 'minorTimeUnit';
$propertyVal = $yAxis->getAxisOptionsProperty($property);
if (!empty($propertyVal)) {
$objWriter->startElement("c:$property");
$objWriter->writeAttribute('val', $propertyVal);
$objWriter->endElement();
}
}
if ($isMultiLevelSeries) {
$objWriter->startElement('c:noMultiLvlLbl');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
}
$objWriter->endElement();
}
/**
* Write Value Axis.
*
* @param null|string $groupType Chart type
* @param string $id1
* @param string $id2
* @param bool $isMultiLevelSeries
*/
private function writeValueAxis(XMLWriter $objWriter, ?Title $yAxisLabel, $groupType, $id1, $id2, $isMultiLevelSeries, Axis $xAxis): void
{
$objWriter->startElement('c:' . Axis::AXIS_TYPE_VALUE);
$majorGridlines = $xAxis->getMajorGridlines();
$minorGridlines = $xAxis->getMinorGridlines();
if ($id2 !== '0') {
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id2);
$objWriter->endElement();
}
$objWriter->startElement('c:scaling');
if ($xAxis->getAxisOptionsProperty('maximum') !== null) {
$objWriter->startElement('c:max');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('maximum'));
$objWriter->endElement();
}
if ($xAxis->getAxisOptionsProperty('minimum') !== null) {
$objWriter->startElement('c:min');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('minimum'));
$objWriter->endElement();
}
if (!empty($xAxis->getAxisOptionsProperty('orientation'))) {
$objWriter->startElement('c:orientation');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('orientation'));
$objWriter->endElement();
}
$objWriter->endElement(); // c:scaling
$objWriter->startElement('c:delete');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('hidden') ?? '0');
$objWriter->endElement();
$objWriter->startElement('c:axPos');
$objWriter->writeAttribute('val', 'l');
$objWriter->endElement();
if ($majorGridlines !== null) {
$objWriter->startElement('c:majorGridlines');
$objWriter->startElement('c:spPr');
$this->writeLineStyles($objWriter, $majorGridlines);
$this->writeEffects($objWriter, $majorGridlines);
$objWriter->endElement(); //end spPr
$objWriter->endElement(); //end majorGridLines
}
if ($minorGridlines !== null && $minorGridlines->getObjectState()) {
$objWriter->startElement('c:minorGridlines');
$objWriter->startElement('c:spPr');
$this->writeLineStyles($objWriter, $minorGridlines);
$this->writeEffects($objWriter, $minorGridlines);
$objWriter->endElement(); //end spPr
$objWriter->endElement(); //end minorGridLines
}
if ($yAxisLabel !== null) {
$objWriter->startElement('c:title');
$objWriter->startElement('c:tx');
$objWriter->startElement('c:rich');
$objWriter->startElement('a:bodyPr');
$objWriter->endElement();
$objWriter->startElement('a:lstStyle');
$objWriter->endElement();
$objWriter->startElement('a:p');
$caption = $yAxisLabel->getCaption();
if (is_array($caption)) {
$caption = $caption[0];
}
$this->getParentWriter()->getWriterPartstringtable()->writeRichTextForCharts($objWriter, $caption, 'a');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
if ($groupType !== DataSeries::TYPE_BUBBLECHART) {
$layout = $yAxisLabel->getLayout();
$this->writeLayout($objWriter, $layout);
}
$objWriter->startElement('c:overlay');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
$objWriter->endElement();
}
$objWriter->startElement('c:numFmt');
$objWriter->writeAttribute('formatCode', $xAxis->getAxisNumberFormat());
$objWriter->writeAttribute('sourceLinked', $xAxis->getAxisNumberSourceLinked());
$objWriter->endElement();
if (!empty($xAxis->getAxisOptionsProperty('major_tick_mark'))) {
$objWriter->startElement('c:majorTickMark');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('major_tick_mark'));
$objWriter->endElement();
}
if (!empty($xAxis->getAxisOptionsProperty('minor_tick_mark'))) {
$objWriter->startElement('c:minorTickMark');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('minor_tick_mark'));
$objWriter->endElement();
}
if (!empty($xAxis->getAxisOptionsProperty('axis_labels'))) {
$objWriter->startElement('c:tickLblPos');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('axis_labels'));
$objWriter->endElement();
}
$textRotation = $xAxis->getAxisOptionsProperty('textRotation');
if (is_numeric($textRotation)) {
$objWriter->startElement('c:txPr');
$objWriter->startElement('a:bodyPr');
$objWriter->writeAttribute('rot', Properties::angleToXml((float) $textRotation));
$objWriter->endElement(); // a:bodyPr
$objWriter->startElement('a:lstStyle');
$objWriter->endElement(); // a:lstStyle
$objWriter->startElement('a:p');
$objWriter->startElement('a:pPr');
$objWriter->startElement('a:defRPr');
$objWriter->endElement(); // a:defRPr
$objWriter->endElement(); // a:pPr
$objWriter->endElement(); // a:p
$objWriter->endElement(); // c:txPr
}
$objWriter->startElement('c:spPr');
$this->writeColor($objWriter, $xAxis->getFillColorObject());
$this->writeLineStyles($objWriter, $xAxis);
$this->writeEffects($objWriter, $xAxis);
$objWriter->endElement(); //end spPr
if ($id1 !== '0') {
$objWriter->startElement('c:crossAx');
$objWriter->writeAttribute('val', $id1);
$objWriter->endElement();
if ($xAxis->getAxisOptionsProperty('horizontal_crosses_value') !== null) {
$objWriter->startElement('c:crossesAt');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('horizontal_crosses_value'));
$objWriter->endElement();
} else {
$crosses = $xAxis->getAxisOptionsProperty('horizontal_crosses');
if ($crosses) {
$objWriter->startElement('c:crosses');
$objWriter->writeAttribute('val', $crosses);
$objWriter->endElement();
}
}
$crossBetween = $xAxis->getCrossBetween();
if ($crossBetween !== '') {
$objWriter->startElement('c:crossBetween');
$objWriter->writeAttribute('val', $crossBetween);
$objWriter->endElement();
}
if ($xAxis->getAxisOptionsProperty('major_unit') !== null) {
$objWriter->startElement('c:majorUnit');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('major_unit'));
$objWriter->endElement();
}
if ($xAxis->getAxisOptionsProperty('minor_unit') !== null) {
$objWriter->startElement('c:minorUnit');
$objWriter->writeAttribute('val', $xAxis->getAxisOptionsProperty('minor_unit'));
$objWriter->endElement();
}
}
if ($isMultiLevelSeries) {
if ($groupType !== DataSeries::TYPE_BUBBLECHART) {
$objWriter->startElement('c:noMultiLvlLbl');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
}
}
$objWriter->endElement();
}
/**
* Write Ser Axis, for Surface chart.
*/
private function writeSerAxis(XMLWriter $objWriter, string $id2, string $id3): void
{
$objWriter->startElement('c:serAx');
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id3);
$objWriter->endElement(); // axId
$objWriter->startElement('c:scaling');
$objWriter->startElement('c:orientation');
$objWriter->writeAttribute('val', 'minMax');
$objWriter->endElement(); // orientation
$objWriter->endElement(); // scaling
$objWriter->startElement('c:delete');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement(); // delete
$objWriter->startElement('c:axPos');
$objWriter->writeAttribute('val', 'b');
$objWriter->endElement(); // axPos
$objWriter->startElement('c:majorTickMark');
$objWriter->writeAttribute('val', 'out');
$objWriter->endElement(); // majorTickMark
$objWriter->startElement('c:minorTickMark');
$objWriter->writeAttribute('val', 'none');
$objWriter->endElement(); // minorTickMark
$objWriter->startElement('c:tickLblPos');
$objWriter->writeAttribute('val', 'nextTo');
$objWriter->endElement(); // tickLblPos
$objWriter->startElement('c:crossAx');
$objWriter->writeAttribute('val', $id2);
$objWriter->endElement(); // crossAx
$objWriter->startElement('c:crosses');
$objWriter->writeAttribute('val', 'autoZero');
$objWriter->endElement(); // crosses
$objWriter->endElement(); //serAx
}
/**
* Get the data series type(s) for a chart plot series.
*
* @return string[]
*/
private static function getChartType(PlotArea $plotArea): array
{
$groupCount = $plotArea->getPlotGroupCount();
if ($groupCount == 1) {
$chartType = [$plotArea->getPlotGroupByIndex(0)->getPlotType()];
} else {
$chartTypes = [];
for ($i = 0; $i < $groupCount; ++$i) {
$chartTypes[] = $plotArea->getPlotGroupByIndex($i)->getPlotType();
}
$chartType = array_unique($chartTypes);
if (count($chartTypes) == 0) {
throw new WriterException('Chart is not yet implemented');
}
}
return $chartType;
}
/**
* Method writing plot series values.
*/
private function writePlotSeriesValuesElement(XMLWriter $objWriter, int $val, ?ChartColor $fillColor): void
{
if ($fillColor === null || !$fillColor->isUsable()) {
return;
}
$objWriter->startElement('c:dPt');
$objWriter->startElement('c:idx');
$objWriter->writeAttribute('val', "$val");
$objWriter->endElement(); // c:idx
$objWriter->startElement('c:spPr');
$this->writeColor($objWriter, $fillColor);
$objWriter->endElement(); // c:spPr
$objWriter->endElement(); // c:dPt
}
/**
* Write Plot Group (series of related plots).
*
* @param string $groupType Type of plot for dataseries
* @param bool $catIsMultiLevelSeries Is category a multi-series category
* @param bool $valIsMultiLevelSeries Is value set a multi-series set
* @param string $plotGroupingType Type of grouping for multi-series values
*/
private function writePlotGroup(?DataSeries $plotGroup, string $groupType, XMLWriter $objWriter, &$catIsMultiLevelSeries, &$valIsMultiLevelSeries, &$plotGroupingType): void
{
if ($plotGroup === null) {
return;
}
if (($groupType == DataSeries::TYPE_BARCHART) || ($groupType == DataSeries::TYPE_BARCHART_3D)) {
$objWriter->startElement('c:barDir');
$objWriter->writeAttribute('val', $plotGroup->getPlotDirection());
$objWriter->endElement();
}
$plotGroupingType = $plotGroup->getPlotGrouping();
if ($plotGroupingType !== null && $groupType !== DataSeries::TYPE_SURFACECHART && $groupType !== DataSeries::TYPE_SURFACECHART_3D) {
$objWriter->startElement('c:grouping');
$objWriter->writeAttribute('val', $plotGroupingType);
$objWriter->endElement();
}
// Get these details before the loop, because we can use the count to check for varyColors
$plotSeriesOrder = $plotGroup->getPlotOrder();
$plotSeriesCount = count($plotSeriesOrder);
if (($groupType !== DataSeries::TYPE_RADARCHART) && ($groupType !== DataSeries::TYPE_STOCKCHART)) {
if ($groupType !== DataSeries::TYPE_LINECHART) {
if (($groupType == DataSeries::TYPE_PIECHART) || ($groupType == DataSeries::TYPE_PIECHART_3D) || ($groupType == DataSeries::TYPE_DONUTCHART) || ($plotSeriesCount > 1)) {
$objWriter->startElement('c:varyColors');
$objWriter->writeAttribute('val', '1');
$objWriter->endElement();
} else {
$objWriter->startElement('c:varyColors');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
}
}
}
$plotSeriesIdx = 0;
foreach ($plotSeriesOrder as $plotSeriesIdx => $plotSeriesRef) {
$objWriter->startElement('c:ser');
$objWriter->startElement('c:idx');
$adder = array_key_exists(0, $plotSeriesOrder) ? $this->seriesIndex : 0;
$objWriter->writeAttribute('val', (string) ($adder + $plotSeriesIdx));
$objWriter->endElement();
$objWriter->startElement('c:order');
$objWriter->writeAttribute('val', (string) ($adder + $plotSeriesRef));
$objWriter->endElement();
$plotLabel = $plotGroup->getPlotLabelByIndex($plotSeriesIdx);
$labelFill = null;
if ($plotLabel && $groupType === DataSeries::TYPE_LINECHART) {
$labelFill = $plotLabel->getFillColorObject();
$labelFill = ($labelFill instanceof ChartColor) ? $labelFill : null;
}
if ($plotLabel && $groupType !== DataSeries::TYPE_LINECHART) {
$fillColor = $plotLabel->getFillColorObject();
if ($fillColor !== null && !is_array($fillColor) && $fillColor->isUsable()) {
$objWriter->startElement('c:spPr');
$this->writeColor($objWriter, $fillColor);
$objWriter->endElement(); // c:spPr
}
}
// Values
$plotSeriesValues = $plotGroup->getPlotValuesByIndex($plotSeriesIdx);
if ($plotSeriesValues !== false && in_array($groupType, self::CUSTOM_COLOR_TYPES, true)) {
$fillColorValues = $plotSeriesValues->getFillColorObject();
if ($fillColorValues !== null && is_array($fillColorValues)) {
foreach ($plotSeriesValues->getDataValues() as $dataKey => $dataValue) {
$this->writePlotSeriesValuesElement($objWriter, $dataKey, $fillColorValues[$dataKey] ?? null);
}
}
}
if ($plotSeriesValues !== false && $plotSeriesValues->getLabelLayout()) {
$this->writeDataLabels($objWriter, $plotSeriesValues->getLabelLayout());
}
// Labels
$plotSeriesLabel = $plotGroup->getPlotLabelByIndex($plotSeriesIdx);
if ($plotSeriesLabel && ($plotSeriesLabel->getPointCount() > 0)) {
$objWriter->startElement('c:tx');
$objWriter->startElement('c:strRef');
$this->writePlotSeriesLabel($plotSeriesLabel, $objWriter);
$objWriter->endElement();
$objWriter->endElement();
}
// Formatting for the points
if (
$plotSeriesValues !== false
) {
$objWriter->startElement('c:spPr');
$fillObject = $labelFill ?? $plotSeriesValues->getFillColorObject();
$callLineStyles = true;
if ($fillObject instanceof ChartColor && $fillObject->isUsable()) {
if ($groupType === DataSeries::TYPE_LINECHART) {
$objWriter->startElement('a:ln');
$callLineStyles = false;
}
$this->writeColor($objWriter, $fillObject);
if (!$callLineStyles) {
$objWriter->endElement(); // a:ln
}
}
$nofill = $groupType === DataSeries::TYPE_STOCKCHART || (($groupType === DataSeries::TYPE_SCATTERCHART || $groupType === DataSeries::TYPE_LINECHART) && !$plotSeriesValues->getScatterLines());
if ($callLineStyles) {
$this->writeLineStyles($objWriter, $plotSeriesValues, $nofill);
$this->writeEffects($objWriter, $plotSeriesValues);
}
$objWriter->endElement(); // c:spPr
}
if ($plotSeriesValues) {
$plotSeriesMarker = $plotSeriesValues->getPointMarker();
$markerFillColor = $plotSeriesValues->getMarkerFillColor();
$fillUsed = $markerFillColor->IsUsable();
$markerBorderColor = $plotSeriesValues->getMarkerBorderColor();
$borderUsed = $markerBorderColor->isUsable();
if ($plotSeriesMarker || $fillUsed || $borderUsed) {
$objWriter->startElement('c:marker');
$objWriter->startElement('c:symbol');
if ($plotSeriesMarker) {
$objWriter->writeAttribute('val', $plotSeriesMarker);
}
$objWriter->endElement();
if ($plotSeriesMarker !== 'none') {
$objWriter->startElement('c:size');
$objWriter->writeAttribute('val', (string) $plotSeriesValues->getPointSize());
$objWriter->endElement(); // c:size
$objWriter->startElement('c:spPr');
$this->writeColor($objWriter, $markerFillColor);
if ($borderUsed) {
$objWriter->startElement('a:ln');
$this->writeColor($objWriter, $markerBorderColor);
$objWriter->endElement(); // a:ln
}
$objWriter->endElement(); // spPr
}
$objWriter->endElement();
}
}
if (($groupType === DataSeries::TYPE_BARCHART) || ($groupType === DataSeries::TYPE_BARCHART_3D) || ($groupType === DataSeries::TYPE_BUBBLECHART)) {
$objWriter->startElement('c:invertIfNegative');
$objWriter->writeAttribute('val', '0');
$objWriter->endElement();
}
// Trendlines
if ($plotSeriesValues !== false) {
foreach ($plotSeriesValues->getTrendLines() as $trendLine) {
$trendLineType = $trendLine->getTrendLineType();
$order = $trendLine->getOrder();
$period = $trendLine->getPeriod();
$dispRSqr = $trendLine->getDispRSqr();
$dispEq = $trendLine->getDispEq();
$forward = $trendLine->getForward();
$backward = $trendLine->getBackward();
$intercept = $trendLine->getIntercept();
$name = $trendLine->getName();
$trendLineColor = $trendLine->getLineColor(); // ChartColor
$objWriter->startElement('c:trendline'); // N.B. lowercase 'ell'
if ($name !== '') {
$objWriter->startElement('c:name');
$objWriter->writeRawData($name);
$objWriter->endElement(); // c:name
}
$objWriter->startElement('c:spPr');
if (!$trendLineColor->isUsable()) {
// use dataSeriesValues line color as a backup if $trendLineColor is null
$dsvLineColor = $plotSeriesValues->getLineColor();
if ($dsvLineColor->isUsable()) {
$trendLine
->getLineColor()
->setColorProperties($dsvLineColor->getValue(), $dsvLineColor->getAlpha(), $dsvLineColor->getType());
}
} // otherwise, hope Excel does the right thing
$this->writeLineStyles($objWriter, $trendLine, false); // suppress noFill
$objWriter->endElement(); // spPr
$objWriter->startElement('c:trendlineType'); // N.B lowercase 'ell'
$objWriter->writeAttribute('val', $trendLineType);
$objWriter->endElement(); // trendlineType
if ($backward !== 0.0) {
$objWriter->startElement('c:backward');
$objWriter->writeAttribute('val', "$backward");
$objWriter->endElement(); // c:backward
}
if ($forward !== 0.0) {
$objWriter->startElement('c:forward');
$objWriter->writeAttribute('val', "$forward");
$objWriter->endElement(); // c:forward
}
if ($intercept !== 0.0) {
$objWriter->startElement('c:intercept');
$objWriter->writeAttribute('val', "$intercept");
$objWriter->endElement(); // c:intercept
}
if ($trendLineType == TrendLine::TRENDLINE_POLYNOMIAL) {
$objWriter->startElement('c:order');
$objWriter->writeAttribute('val', $order);
$objWriter->endElement(); // order
}
if ($trendLineType == TrendLine::TRENDLINE_MOVING_AVG) {
$objWriter->startElement('c:period');
$objWriter->writeAttribute('val', $period);
$objWriter->endElement(); // period
}
$objWriter->startElement('c:dispRSqr');
$objWriter->writeAttribute('val', $dispRSqr ? '1' : '0');
$objWriter->endElement();
$objWriter->startElement('c:dispEq');
$objWriter->writeAttribute('val', $dispEq ? '1' : '0');
$objWriter->endElement();
if ($groupType === DataSeries::TYPE_SCATTERCHART || $groupType === DataSeries::TYPE_LINECHART) {
$objWriter->startElement('c:trendlineLbl');
$objWriter->startElement('c:numFmt');
$objWriter->writeAttribute('formatCode', 'General');
$objWriter->writeAttribute('sourceLinked', '0');
$objWriter->endElement(); // numFmt
$objWriter->endElement(); // trendlineLbl
}
$objWriter->endElement(); // trendline
}
}
// Category Labels
$plotSeriesCategory = $plotGroup->getPlotCategoryByIndex($plotSeriesIdx);
if ($plotSeriesCategory && ($plotSeriesCategory->getPointCount() > 0)) {
$catIsMultiLevelSeries = $catIsMultiLevelSeries || $plotSeriesCategory->isMultiLevelSeries();
if (($groupType == DataSeries::TYPE_PIECHART) || ($groupType == DataSeries::TYPE_PIECHART_3D) || ($groupType == DataSeries::TYPE_DONUTCHART)) {
$plotStyle = $plotGroup->getPlotStyle();
if (is_numeric($plotStyle)) {
$objWriter->startElement('c:explosion');
$objWriter->writeAttribute('val', $plotStyle);
$objWriter->endElement();
}
}
if (($groupType === DataSeries::TYPE_BUBBLECHART) || ($groupType === DataSeries::TYPE_SCATTERCHART)) {
$objWriter->startElement('c:xVal');
} else {
$objWriter->startElement('c:cat');
}
// xVals (Categories) are not always 'str'
// Test X-axis Label's Datatype to decide 'str' vs 'num'
$CategoryDatatype = $plotSeriesCategory->getDataType();
if ($CategoryDatatype == DataSeriesValues::DATASERIES_TYPE_NUMBER) {
$this->writePlotSeriesValues($plotSeriesCategory, $objWriter, $groupType, 'num');
} else {
$this->writePlotSeriesValues($plotSeriesCategory, $objWriter, $groupType, 'str');
}
$objWriter->endElement();
}
// Values
if ($plotSeriesValues) {
$valIsMultiLevelSeries = $valIsMultiLevelSeries || $plotSeriesValues->isMultiLevelSeries();
if (($groupType === DataSeries::TYPE_BUBBLECHART) || ($groupType === DataSeries::TYPE_SCATTERCHART)) {
$objWriter->startElement('c:yVal');
} else {
$objWriter->startElement('c:val');
}
$this->writePlotSeriesValues($plotSeriesValues, $objWriter, $groupType, 'num');
$objWriter->endElement();
if ($groupType === DataSeries::TYPE_SCATTERCHART && $plotGroup->getPlotStyle() === 'smoothMarker') {
$objWriter->startElement('c:smooth');
$objWriter->writeAttribute('val', $plotSeriesValues->getSmoothLine() ? '1' : '0');
$objWriter->endElement();
}
}
if ($groupType === DataSeries::TYPE_BUBBLECHART) {
if (!empty($plotGroup->getPlotBubbleSizes()[$plotSeriesIdx])) {
$objWriter->startElement('c:bubbleSize');
$this->writePlotSeriesValues(
$plotGroup->getPlotBubbleSizes()[$plotSeriesIdx],
$objWriter,
$groupType,
'num'
);
$objWriter->endElement();
if ($plotSeriesValues !== false) {
$objWriter->startElement('c:bubble3D');
$objWriter->writeAttribute('val', $plotSeriesValues->getBubble3D() ? '1' : '0');
$objWriter->endElement();
}
} elseif ($plotSeriesValues !== false) {
$this->writeBubbles($plotSeriesValues, $objWriter);
}
}
$objWriter->endElement();
}
$this->seriesIndex += $plotSeriesIdx + 1;
}
/**
* Write Plot Series Label.
*/
private function writePlotSeriesLabel(?DataSeriesValues $plotSeriesLabel, XMLWriter $objWriter): void
{
if ($plotSeriesLabel === null) {
return;
}
$objWriter->startElement('c:f');
$objWriter->writeRawData($plotSeriesLabel->getDataSource());
$objWriter->endElement();
$objWriter->startElement('c:strCache');
$objWriter->startElement('c:ptCount');
$objWriter->writeAttribute('val', (string) $plotSeriesLabel->getPointCount());
$objWriter->endElement();
foreach ($plotSeriesLabel->getDataValues() as $plotLabelKey => $plotLabelValue) {
$objWriter->startElement('c:pt');
$objWriter->writeAttribute('idx', $plotLabelKey);
$objWriter->startElement('c:v');
$objWriter->writeRawData($plotLabelValue);
$objWriter->endElement();
$objWriter->endElement();
}
$objWriter->endElement();
}
/**
* Write Plot Series Values.
*
* @param string $groupType Type of plot for dataseries
* @param string $dataType Datatype of series values
*/
private function writePlotSeriesValues(?DataSeriesValues $plotSeriesValues, XMLWriter $objWriter, $groupType, $dataType = 'str'): void
{
if ($plotSeriesValues === null) {
return;
}
if ($plotSeriesValues->isMultiLevelSeries()) {
$levelCount = $plotSeriesValues->multiLevelCount();
$objWriter->startElement('c:multiLvlStrRef');
$objWriter->startElement('c:f');
$objWriter->writeRawData($plotSeriesValues->getDataSource());
$objWriter->endElement();
$objWriter->startElement('c:multiLvlStrCache');
$objWriter->startElement('c:ptCount');
$objWriter->writeAttribute('val', (string) $plotSeriesValues->getPointCount());
$objWriter->endElement();
for ($level = 0; $level < $levelCount; ++$level) {
$objWriter->startElement('c:lvl');
foreach ($plotSeriesValues->getDataValues() as $plotSeriesKey => $plotSeriesValue) {
if (isset($plotSeriesValue[$level])) {
$objWriter->startElement('c:pt');
$objWriter->writeAttribute('idx', $plotSeriesKey);
$objWriter->startElement('c:v');
$objWriter->writeRawData($plotSeriesValue[$level]);
$objWriter->endElement();
$objWriter->endElement();
}
}
$objWriter->endElement();
}
$objWriter->endElement();
$objWriter->endElement();
} else {
$objWriter->startElement('c:' . $dataType . 'Ref');
$objWriter->startElement('c:f');
$objWriter->writeRawData($plotSeriesValues->getDataSource());
$objWriter->endElement();
$count = $plotSeriesValues->getPointCount();
$source = $plotSeriesValues->getDataSource();
$values = $plotSeriesValues->getDataValues();
if ($count > 1 || ($count === 1 && "=$source" !== (string) $values[0])) {
$objWriter->startElement('c:' . $dataType . 'Cache');
if (($groupType != DataSeries::TYPE_PIECHART) && ($groupType != DataSeries::TYPE_PIECHART_3D) && ($groupType != DataSeries::TYPE_DONUTCHART)) {
if (($plotSeriesValues->getFormatCode() !== null) && ($plotSeriesValues->getFormatCode() !== '')) {
$objWriter->startElement('c:formatCode');
$objWriter->writeRawData($plotSeriesValues->getFormatCode());
$objWriter->endElement();
}
}
$objWriter->startElement('c:ptCount');
$objWriter->writeAttribute('val', (string) $plotSeriesValues->getPointCount());
$objWriter->endElement();
$dataValues = $plotSeriesValues->getDataValues();
if (!empty($dataValues)) {
foreach ($dataValues as $plotSeriesKey => $plotSeriesValue) {
$objWriter->startElement('c:pt');
$objWriter->writeAttribute('idx', $plotSeriesKey);
$objWriter->startElement('c:v');
$objWriter->writeRawData($plotSeriesValue);
$objWriter->endElement();
$objWriter->endElement();
}
}
$objWriter->endElement(); // *Cache
}
$objWriter->endElement(); // *Ref
}
}
private const CUSTOM_COLOR_TYPES = [
DataSeries::TYPE_BARCHART,
DataSeries::TYPE_BARCHART_3D,
DataSeries::TYPE_PIECHART,
DataSeries::TYPE_PIECHART_3D,
DataSeries::TYPE_DONUTCHART,
];
/**
* Write Bubble Chart Details.
*/
private function writeBubbles(?DataSeriesValues $plotSeriesValues, XMLWriter $objWriter): void
{
if ($plotSeriesValues === null) {
return;
}
$objWriter->startElement('c:bubbleSize');
$objWriter->startElement('c:numLit');
$objWriter->startElement('c:formatCode');
$objWriter->writeRawData('General');
$objWriter->endElement();
$objWriter->startElement('c:ptCount');
$objWriter->writeAttribute('val', (string) $plotSeriesValues->getPointCount());
$objWriter->endElement();
$dataValues = $plotSeriesValues->getDataValues();
if (!empty($dataValues)) {
foreach ($dataValues as $plotSeriesKey => $plotSeriesValue) {
$objWriter->startElement('c:pt');
$objWriter->writeAttribute('idx', $plotSeriesKey);
$objWriter->startElement('c:v');
$objWriter->writeRawData('1');
$objWriter->endElement();
$objWriter->endElement();
}
}
$objWriter->endElement();
$objWriter->endElement();
$objWriter->startElement('c:bubble3D');
$objWriter->writeAttribute('val', $plotSeriesValues->getBubble3D() ? '1' : '0');
$objWriter->endElement();
}
/**
* Write Layout.
*/
private function writeLayout(XMLWriter $objWriter, ?Layout $layout = null): void
{
$objWriter->startElement('c:layout');
if ($layout !== null) {
$objWriter->startElement('c:manualLayout');
$layoutTarget = $layout->getLayoutTarget();
if ($layoutTarget !== null) {
$objWriter->startElement('c:layoutTarget');
$objWriter->writeAttribute('val', $layoutTarget);
$objWriter->endElement();
}
$xMode = $layout->getXMode();
if ($xMode !== null) {
$objWriter->startElement('c:xMode');
$objWriter->writeAttribute('val', $xMode);
$objWriter->endElement();
}
$yMode = $layout->getYMode();
if ($yMode !== null) {
$objWriter->startElement('c:yMode');
$objWriter->writeAttribute('val', $yMode);
$objWriter->endElement();
}
$x = $layout->getXPosition();
if ($x !== null) {
$objWriter->startElement('c:x');
$objWriter->writeAttribute('val', "$x");
$objWriter->endElement();
}
$y = $layout->getYPosition();
if ($y !== null) {
$objWriter->startElement('c:y');
$objWriter->writeAttribute('val', "$y");
$objWriter->endElement();
}
$w = $layout->getWidth();
if ($w !== null) {
$objWriter->startElement('c:w');
$objWriter->writeAttribute('val', "$w");
$objWriter->endElement();
}
$h = $layout->getHeight();
if ($h !== null) {
$objWriter->startElement('c:h');
$objWriter->writeAttribute('val', "$h");
$objWriter->endElement();
}
$objWriter->endElement();
}
$objWriter->endElement();
}
/**
* Write Alternate Content block.
*/
private function writeAlternateContent(XMLWriter $objWriter): void
{
$objWriter->startElement('mc:AlternateContent');
$objWriter->writeAttribute('xmlns:mc', Namespaces::COMPATIBILITY);
$objWriter->startElement('mc:Choice');
$objWriter->writeAttribute('Requires', 'c14');
$objWriter->writeAttribute('xmlns:c14', Namespaces::CHART_ALTERNATE);
$objWriter->startElement('c14:style');
$objWriter->writeAttribute('val', '102');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->startElement('mc:Fallback');
$objWriter->startElement('c:style');
$objWriter->writeAttribute('val', '2');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
}
/**
* Write Printer Settings.
*/
private function writePrintSettings(XMLWriter $objWriter): void
{
$objWriter->startElement('c:printSettings');
$objWriter->startElement('c:headerFooter');
$objWriter->endElement();
$objWriter->startElement('c:pageMargins');
$objWriter->writeAttribute('footer', '0.3');
$objWriter->writeAttribute('header', '0.3');
$objWriter->writeAttribute('r', '0.7');
$objWriter->writeAttribute('l', '0.7');
$objWriter->writeAttribute('t', '0.75');
$objWriter->writeAttribute('b', '0.75');
$objWriter->endElement();
$objWriter->startElement('c:pageSetup');
$objWriter->writeAttribute('orientation', 'portrait');
$objWriter->endElement();
$objWriter->endElement();
}
private function writeEffects(XMLWriter $objWriter, Properties $yAxis): void
{
if (
!empty($yAxis->getSoftEdgesSize())
|| !empty($yAxis->getShadowProperty('effect'))
|| !empty($yAxis->getGlowProperty('size'))
) {
$objWriter->startElement('a:effectLst');
$this->writeGlow($objWriter, $yAxis);
$this->writeShadow($objWriter, $yAxis);
$this->writeSoftEdge($objWriter, $yAxis);
$objWriter->endElement(); // effectLst
}
}
private function writeShadow(XMLWriter $objWriter, Properties $xAxis): void
{
if (empty($xAxis->getShadowProperty('effect'))) {
return;
}
/** @var string */
$effect = $xAxis->getShadowProperty('effect');
$objWriter->startElement("a:$effect");
if (is_numeric($xAxis->getShadowProperty('blur'))) {
$objWriter->writeAttribute('blurRad', Properties::pointsToXml((float) $xAxis->getShadowProperty('blur')));
}
if (is_numeric($xAxis->getShadowProperty('distance'))) {
$objWriter->writeAttribute('dist', Properties::pointsToXml((float) $xAxis->getShadowProperty('distance')));
}
if (is_numeric($xAxis->getShadowProperty('direction'))) {
$objWriter->writeAttribute('dir', Properties::angleToXml((float) $xAxis->getShadowProperty('direction')));
}
$algn = $xAxis->getShadowProperty('algn');
if (is_string($algn) && $algn !== '') {
$objWriter->writeAttribute('algn', $algn);
}
foreach (['sx', 'sy'] as $sizeType) {
$sizeValue = $xAxis->getShadowProperty(['size', $sizeType]);
if (is_numeric($sizeValue)) {
$objWriter->writeAttribute($sizeType, Properties::tenthOfPercentToXml((float) $sizeValue));
}
}
foreach (['kx', 'ky'] as $sizeType) {
$sizeValue = $xAxis->getShadowProperty(['size', $sizeType]);
if (is_numeric($sizeValue)) {
$objWriter->writeAttribute($sizeType, Properties::angleToXml((float) $sizeValue));
}
}
$rotWithShape = $xAxis->getShadowProperty('rotWithShape');
if (is_numeric($rotWithShape)) {
$objWriter->writeAttribute('rotWithShape', (string) (int) $rotWithShape);
}
$this->writeColor($objWriter, $xAxis->getShadowColorObject(), false);
$objWriter->endElement();
}
private function writeGlow(XMLWriter $objWriter, Properties $yAxis): void
{
$size = $yAxis->getGlowProperty('size');
if (empty($size)) {
return;
}
$objWriter->startElement('a:glow');
$objWriter->writeAttribute('rad', Properties::pointsToXml((float) $size));
$this->writeColor($objWriter, $yAxis->getGlowColorObject(), false);
$objWriter->endElement(); // glow
}
private function writeSoftEdge(XMLWriter $objWriter, Properties $yAxis): void
{
$softEdgeSize = $yAxis->getSoftEdgesSize();
if (empty($softEdgeSize)) {
return;
}
$objWriter->startElement('a:softEdge');
$objWriter->writeAttribute('rad', Properties::pointsToXml((float) $softEdgeSize));
$objWriter->endElement(); //end softEdge
}
private function writeLineStyles(XMLWriter $objWriter, Properties $gridlines, bool $noFill = false): void
{
$objWriter->startElement('a:ln');
$widthTemp = $gridlines->getLineStyleProperty('width');
if (is_numeric($widthTemp)) {
$objWriter->writeAttribute('w', Properties::pointsToXml((float) $widthTemp));
}
$this->writeNotEmpty($objWriter, 'cap', $gridlines->getLineStyleProperty('cap'));
$this->writeNotEmpty($objWriter, 'cmpd', $gridlines->getLineStyleProperty('compound'));
if ($noFill) {
$objWriter->startElement('a:noFill');
$objWriter->endElement();
} else {
$this->writeColor($objWriter, $gridlines->getLineColor());
}
$dash = $gridlines->getLineStyleProperty('dash');
if (!empty($dash)) {
$objWriter->startElement('a:prstDash');
$this->writeNotEmpty($objWriter, 'val', $dash);
$objWriter->endElement();
}
if ($gridlines->getLineStyleProperty('join') === 'miter') {
$objWriter->startElement('a:miter');
$objWriter->writeAttribute('lim', '800000');
$objWriter->endElement();
} elseif ($gridlines->getLineStyleProperty('join') === 'bevel') {
$objWriter->startElement('a:bevel');
$objWriter->endElement();
}
if ($gridlines->getLineStyleProperty(['arrow', 'head', 'type'])) {
$objWriter->startElement('a:headEnd');
$objWriter->writeAttribute('type', $gridlines->getLineStyleProperty(['arrow', 'head', 'type']));
$this->writeNotEmpty($objWriter, 'w', $gridlines->getLineStyleArrowWidth('head'));
$this->writeNotEmpty($objWriter, 'len', $gridlines->getLineStyleArrowLength('head'));
$objWriter->endElement();
}
if ($gridlines->getLineStyleProperty(['arrow', 'end', 'type'])) {
$objWriter->startElement('a:tailEnd');
$objWriter->writeAttribute('type', $gridlines->getLineStyleProperty(['arrow', 'end', 'type']));
$this->writeNotEmpty($objWriter, 'w', $gridlines->getLineStyleArrowWidth('end'));
$this->writeNotEmpty($objWriter, 'len', $gridlines->getLineStyleArrowLength('end'));
$objWriter->endElement();
}
$objWriter->endElement(); //end ln
}
private function writeNotEmpty(XMLWriter $objWriter, string $name, ?string $value): void
{
if ($value !== null && $value !== '') {
$objWriter->writeAttribute($name, $value);
}
}
private function writeColor(XMLWriter $objWriter, ChartColor $chartColor, bool $solidFill = true): void
{
$type = $chartColor->getType();
$value = $chartColor->getValue();
if (!empty($type) && !empty($value)) {
if ($solidFill) {
$objWriter->startElement('a:solidFill');
}
$objWriter->startElement("a:$type");
$objWriter->writeAttribute('val', $value);
$alpha = $chartColor->getAlpha();
if (is_numeric($alpha)) {
$objWriter->startElement('a:alpha');
$objWriter->writeAttribute('val', ChartColor::alphaToXml((int) $alpha));
$objWriter->endElement(); // a:alpha
}
$brightness = $chartColor->getBrightness();
if (is_numeric($brightness)) {
$brightness = (int) $brightness;
$lumOff = 100 - $brightness;
$objWriter->startElement('a:lumMod');
$objWriter->writeAttribute('val', ChartColor::alphaToXml($brightness));
$objWriter->endElement(); // a:lumMod
$objWriter->startElement('a:lumOff');
$objWriter->writeAttribute('val', ChartColor::alphaToXml($lumOff));
$objWriter->endElement(); // a:lumOff
}
$objWriter->endElement(); //a:srgbClr/schemeClr/prstClr
if ($solidFill) {
$objWriter->endElement(); //a:solidFill
}
}
}
}
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