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<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2012 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_Writer_Excel2007
* @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version 1.7.8, 2012-10-12
*/
/**
* PHPExcel_Writer_Excel2007_Chart
*
* @category PHPExcel
* @package PHPExcel_Writer_Excel2007
* @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Writer_Excel2007_Chart extends PHPExcel_Writer_Excel2007_WriterPart
{
/**
* Write charts to XML format
*
* @param PHPExcel_Chart $pChart
* @return string XML Output
* @throws Exception
*/
public function writeChart(PHPExcel_Chart $pChart = null)
{
// Create XML writer
$objWriter = null;
if ($this->getParentWriter()->getUseDiskCaching()) {
$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
} else {
$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
}
// Ensure that data series values are up-to-date before we save
$pChart->refresh();
// XML header
$objWriter->startDocument('1.0','UTF-8','yes');
// c:chartSpace
$objWriter->startElement('c:chartSpace');
$objWriter->writeAttribute('xmlns:c', 'http://schemas.openxmlformats.org/drawingml/2006/chart');
$objWriter->writeAttribute('xmlns:a', 'http://schemas.openxmlformats.org/drawingml/2006/main');
$objWriter->writeAttribute('xmlns:r', 'http://schemas.openxmlformats.org/officeDocument/2006/relationships');
$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', 0);
$objWriter->endElement();
$this->_writeAlternateContent($objWriter);
$objWriter->startElement('c:chart');
$this->_writeTitle($pChart->getTitle(), $objWriter);
$objWriter->startElement('c:autoTitleDeleted');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
$this->_writePlotArea($pChart->getPlotArea(),
$pChart->getXAxisLabel(),
$pChart->getYAxisLabel(),
$objWriter,
$pChart->getWorksheet()
);
$this->_writeLegend($pChart->getLegend(), $objWriter);
$objWriter->startElement('c:plotVisOnly');
$objWriter->writeAttribute('val', 1);
$objWriter->endElement();
$objWriter->startElement('c:dispBlanksAs');
$objWriter->writeAttribute('val', "gap");
$objWriter->endElement();
$objWriter->startElement('c:showDLblsOverMax');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
$objWriter->endElement();
$this->_writePrintSettings($objWriter);
$objWriter->endElement();
// Return
return $objWriter->getData();
}
/**
* Write Chart Title
*
* @param PHPExcel_Chart_Title $title
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @throws Exception
*/
private function _writeTitle(PHPExcel_Chart_Title $title = null, $objWriter)
{
if (is_null($title)) {
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');
$caption = $title->getCaption();
if ((is_array($caption)) && (count($caption) > 0))
$caption = $caption[0];
$this->getParentWriter()->getWriterPart('stringtable')->writeRichTextForCharts($objWriter, $caption, 'a');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$layout = $title->getLayout();
$this->_writeLayout($layout, $objWriter);
$objWriter->startElement('c:overlay');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
$objWriter->endElement();
}
/**
* Write Chart Legend
*
* @param PHPExcel_Chart_Legend $legend
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @throws Exception
*/
private function _writeLegend(PHPExcel_Chart_Legend $legend = null, $objWriter)
{
if (is_null($legend)) {
return;
}
$objWriter->startElement('c:legend');
$objWriter->startElement('c:legendPos');
$objWriter->writeAttribute('val', $legend->getPosition());
$objWriter->endElement();
$layout = $legend->getLayout();
$this->_writeLayout($layout, $objWriter);
$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
*
* @param PHPExcel_Chart_PlotArea $plotArea
* @param PHPExcel_Chart_Title $xAxisLabel
* @param PHPExcel_Chart_Title $yAxisLabel
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @throws Exception
*/
private function _writePlotArea(PHPExcel_Chart_PlotArea $plotArea,
PHPExcel_Chart_Title $xAxisLabel = NULL,
PHPExcel_Chart_Title $yAxisLabel = NULL,
$objWriter,
PHPExcel_Worksheet $pSheet)
{
if (is_null($plotArea)) {
return;
}
$id1 = $id2 = 0;
$objWriter->startElement('c:plotArea');
$layout = $plotArea->getLayout();
$this->_writeLayout($layout, $objWriter);
$chartTypes = self::_getChartType($plotArea);
$catIsMultiLevelSeries = $valIsMultiLevelSeries = FALSE;
$plotGroupingType = '';
foreach($chartTypes as $chartType) {
$objWriter->startElement('c:'.$chartType);
$groupCount = $plotArea->getPlotGroupCount();
for($i = 0; $i < $groupCount; ++$i) {
$plotGroup = $plotArea->getPlotGroupByIndex($i);
$groupType = $plotGroup->getPlotType();
if ($groupType == $chartType) {
$plotStyle = $plotGroup->getPlotStyle();
if ($groupType === PHPExcel_Chart_DataSeries::TYPE_RADARCHART) {
$objWriter->startElement('c:radarStyle');
$objWriter->writeAttribute('val', $plotStyle );
$objWriter->endElement();
} elseif ($groupType === PHPExcel_Chart_DataSeries::TYPE_SCATTERCHART) {
$objWriter->startElement('c:scatterStyle');
$objWriter->writeAttribute('val', $plotStyle );
$objWriter->endElement();
}
$this->_writePlotGroup($plotGroup, $chartType, $objWriter, $catIsMultiLevelSeries, $valIsMultiLevelSeries, $plotGroupingType, $pSheet);
}
}
$this->_writeDataLbls($objWriter, $layout);
if ($chartType === PHPExcel_Chart_DataSeries::TYPE_LINECHART) {
// Line only, Line3D can't be smoothed
$objWriter->startElement('c:smooth');
$objWriter->writeAttribute('val', (integer) $plotGroup->getSmoothLine() );
$objWriter->endElement();
} elseif (($chartType === PHPExcel_Chart_DataSeries::TYPE_BARCHART) ||
($chartType === PHPExcel_Chart_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 === PHPExcel_Chart_DataSeries::TYPE_BUBBLECHART) {
$objWriter->startElement('c:bubbleScale');
$objWriter->writeAttribute('val', 25 );
$objWriter->endElement();
$objWriter->startElement('c:showNegBubbles');
$objWriter->writeAttribute('val', 0 );
$objWriter->endElement();
} elseif ($chartType === PHPExcel_Chart_DataSeries::TYPE_STOCKCHART) {
$objWriter->startElement('c:hiLowLines');
$objWriter->endElement();
}
// Generate 2 unique numbers to use for axId values
// $id1 = $id2 = rand(10000000,99999999);
// do {
// $id2 = rand(10000000,99999999);
// } while ($id1 == $id2);
$id1 = '75091328';
$id2 = '75089408';
if (($chartType !== PHPExcel_Chart_DataSeries::TYPE_PIECHART) &&
($chartType !== PHPExcel_Chart_DataSeries::TYPE_PIECHART_3D) &&
($chartType !== PHPExcel_Chart_DataSeries::TYPE_DONUTCHART)) {
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id1 );
$objWriter->endElement();
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id2 );
$objWriter->endElement();
} else {
$objWriter->startElement('c:firstSliceAng');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
if ($chartType === PHPExcel_Chart_DataSeries::TYPE_DONUTCHART) {
$objWriter->startElement('c:holeSize');
$objWriter->writeAttribute('val', 50);
$objWriter->endElement();
}
}
$objWriter->endElement();
}
if (($chartType !== PHPExcel_Chart_DataSeries::TYPE_PIECHART) &&
($chartType !== PHPExcel_Chart_DataSeries::TYPE_PIECHART_3D) &&
($chartType !== PHPExcel_Chart_DataSeries::TYPE_DONUTCHART)) {
if ($chartType === PHPExcel_Chart_DataSeries::TYPE_BUBBLECHART) {
$this->_writeValAx($objWriter,$plotArea,$xAxisLabel,$chartType,$id1,$id2,$catIsMultiLevelSeries);
} else {
$this->_writeCatAx($objWriter,$plotArea,$xAxisLabel,$chartType,$id1,$id2,$catIsMultiLevelSeries);
}
$this->_writeValAx($objWriter,$plotArea,$yAxisLabel,$chartType,$id1,$id2,$valIsMultiLevelSeries);
}
$objWriter->endElement();
}
/**
* Write Data Labels
*
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @param PHPExcel_Chart_Layout $chartLayout Chart layout
* @throws Exception
*/
private function _writeDataLbls($objWriter, $chartLayout)
{
$objWriter->startElement('c:dLbls');
$objWriter->startElement('c:showLegendKey');
$showLegendKey = (empty($chartLayout)) ? 0 : $chartLayout->getShowLegendKey();
$objWriter->writeAttribute('val', ((empty($showLegendKey)) ? 0 : 1) );
$objWriter->endElement();
$objWriter->startElement('c:showVal');
$showVal = (empty($chartLayout)) ? 0 : $chartLayout->getShowVal();
$objWriter->writeAttribute('val', ((empty($showVal)) ? 0 : 1) );
$objWriter->endElement();
$objWriter->startElement('c:showCatName');
$showCatName = (empty($chartLayout)) ? 0 : $chartLayout->getShowCatName();
$objWriter->writeAttribute('val', ((empty($showCatName)) ? 0 : 1) );
$objWriter->endElement();
$objWriter->startElement('c:showSerName');
$showSerName = (empty($chartLayout)) ? 0 : $chartLayout->getShowSerName();
$objWriter->writeAttribute('val', ((empty($showSerName)) ? 0 : 1) );
$objWriter->endElement();
$objWriter->startElement('c:showPercent');
$showPercent = (empty($chartLayout)) ? 0 : $chartLayout->getShowPercent();
$objWriter->writeAttribute('val', ((empty($showPercent)) ? 0 : 1) );
$objWriter->endElement();
$objWriter->startElement('c:showBubbleSize');
$showBubbleSize = (empty($chartLayout)) ? 0 : $chartLayout->getShowBubbleSize();
$objWriter->writeAttribute('val', ((empty($showBubbleSize)) ? 0 : 1) );
$objWriter->endElement();
$objWriter->startElement('c:showLeaderLines');
$showLeaderLines = (empty($chartLayout)) ? 1 : $chartLayout->getShowLeaderLines();
$objWriter->writeAttribute('val', ((empty($showLeaderLines)) ? 0 : 1) );
$objWriter->endElement();
$objWriter->endElement();
}
/**
* Write Category Axis
*
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @param PHPExcel_Chart_PlotArea $plotArea
* @param PHPExcel_Chart_Title $xAxisLabel
* @param string $groupType Chart type
* @param string $id1
* @param string $id2
* @param boolean $isMultiLevelSeries
* @throws Exception
*/
private function _writeCatAx($objWriter, PHPExcel_Chart_PlotArea $plotArea, $xAxisLabel, $groupType, $id1, $id2, $isMultiLevelSeries)
{
$objWriter->startElement('c:catAx');
if ($id1 > 0) {
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id1);
$objWriter->endElement();
}
$objWriter->startElement('c:scaling');
$objWriter->startElement('c:orientation');
$objWriter->writeAttribute('val', "minMax");
$objWriter->endElement();
$objWriter->endElement();
$objWriter->startElement('c:delete');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
$objWriter->startElement('c:axPos');
$objWriter->writeAttribute('val', "b");
$objWriter->endElement();
if (!is_null($xAxisLabel)) {
$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:r');
$caption = $xAxisLabel->getCaption();
if (is_array($caption))
$caption = $caption[0];
$objWriter->startElement('a:t');
// $objWriter->writeAttribute('xml:space', 'preserve');
$objWriter->writeRawData(PHPExcel_Shared_String::ControlCharacterPHP2OOXML( $caption ));
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->startElement('c:overlay');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
$layout = $xAxisLabel->getLayout();
$this->_writeLayout($layout, $objWriter);
$objWriter->endElement();
}
$objWriter->startElement('c:numFmt');
$objWriter->writeAttribute('formatCode', "General");
$objWriter->writeAttribute('sourceLinked', 1);
$objWriter->endElement();
$objWriter->startElement('c:majorTickMark');
$objWriter->writeAttribute('val', "out");
$objWriter->endElement();
$objWriter->startElement('c:minorTickMark');
$objWriter->writeAttribute('val', "none");
$objWriter->endElement();
$objWriter->startElement('c:tickLblPos');
$objWriter->writeAttribute('val', "nextTo");
$objWriter->endElement();
if ($id2 > 0) {
$objWriter->startElement('c:crossAx');
$objWriter->writeAttribute('val', $id2);
$objWriter->endElement();
$objWriter->startElement('c:crosses');
$objWriter->writeAttribute('val', "autoZero");
$objWriter->endElement();
}
$objWriter->startElement('c:auto');
$objWriter->writeAttribute('val', 1);
$objWriter->endElement();
$objWriter->startElement('c:lblAlgn');
$objWriter->writeAttribute('val', "ctr");
$objWriter->endElement();
$objWriter->startElement('c:lblOffset');
$objWriter->writeAttribute('val', 100);
$objWriter->endElement();
if ($isMultiLevelSeries) {
$objWriter->startElement('c:noMultiLvlLbl');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
}
$objWriter->endElement();
}
/**
* Write Value Axis
*
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @param PHPExcel_Chart_PlotArea $plotArea
* @param PHPExcel_Chart_Title $yAxisLabel
* @param string $groupType Chart type
* @param string $id1
* @param string $id2
* @param boolean $isMultiLevelSeries
* @throws Exception
*/
private function _writeValAx($objWriter, PHPExcel_Chart_PlotArea $plotArea, $yAxisLabel, $groupType, $id1, $id2, $isMultiLevelSeries)
{
$objWriter->startElement('c:valAx');
if ($id2 > 0) {
$objWriter->startElement('c:axId');
$objWriter->writeAttribute('val', $id2);
$objWriter->endElement();
}
$objWriter->startElement('c:scaling');
$objWriter->startElement('c:orientation');
$objWriter->writeAttribute('val', "minMax");
$objWriter->endElement();
$objWriter->endElement();
$objWriter->startElement('c:delete');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
$objWriter->startElement('c:axPos');
$objWriter->writeAttribute('val', "l");
$objWriter->endElement();
$objWriter->startElement('c:majorGridlines');
$objWriter->endElement();
if (!is_null($yAxisLabel)) {
$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:r');
$caption = $yAxisLabel->getCaption();
if (is_array($caption))
$caption = $caption[0];
$objWriter->startElement('a:t');
// $objWriter->writeAttribute('xml:space', 'preserve');
$objWriter->writeRawData(PHPExcel_Shared_String::ControlCharacterPHP2OOXML( $caption ));
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->startElement('c:overlay');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
if ($groupType !== PHPExcel_Chart_DataSeries::TYPE_BUBBLECHART) {
$layout = $yAxisLabel->getLayout();
$this->_writeLayout($layout, $objWriter);
}
$objWriter->endElement();
}
$objWriter->startElement('c:numFmt');
$objWriter->writeAttribute('formatCode', "General");
$objWriter->writeAttribute('sourceLinked', 1);
$objWriter->endElement();
$objWriter->startElement('c:majorTickMark');
$objWriter->writeAttribute('val', "out");
$objWriter->endElement();
$objWriter->startElement('c:minorTickMark');
$objWriter->writeAttribute('val', "none");
$objWriter->endElement();
$objWriter->startElement('c:tickLblPos');
$objWriter->writeAttribute('val', "nextTo");
$objWriter->endElement();
if ($id1 > 0) {
$objWriter->startElement('c:crossAx');
$objWriter->writeAttribute('val', $id2);
$objWriter->endElement();
$objWriter->startElement('c:crosses');
$objWriter->writeAttribute('val', "autoZero");
$objWriter->endElement();
$objWriter->startElement('c:crossBetween');
$objWriter->writeAttribute('val', "midCat");
$objWriter->endElement();
}
if ($isMultiLevelSeries) {
if ($groupType !== PHPExcel_Chart_DataSeries::TYPE_BUBBLECHART) {
$objWriter->startElement('c:noMultiLvlLbl');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
}
}
$objWriter->endElement();
}
/**
* Get the data series type(s) for a chart plot series
*
* @param PHPExcel_Chart_PlotArea $plotArea
* @return string|array
* @throws Exception
*/
private static function _getChartType($plotArea)
{
$groupCount = $plotArea->getPlotGroupCount();
if ($groupCount == 1) {
$chartType = array($plotArea->getPlotGroupByIndex(0)->getPlotType());
} else {
$chartTypes = array();
for($i = 0; $i < $groupCount; ++$i) {
$chartTypes[] = $plotArea->getPlotGroupByIndex($i)->getPlotType();
}
$chartType = array_unique($chartTypes);
if (count($chartTypes) == 0) {
throw new Exception('Chart is not yet implemented');
}
}
return $chartType;
}
/**
* Write Plot Group (series of related plots)
*
* @param PHPExcel_Chart_DataSeries $plotGroup
* @param string $groupType Type of plot for dataseries
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @param boolean &$catIsMultiLevelSeries Is category a multi-series category
* @param boolean &$valIsMultiLevelSeries Is value set a multi-series set
* @param string &$plotGroupingType Type of grouping for multi-series values
* @param PHPExcel_Worksheet $pSheet
* @throws Exception
*/
private function _writePlotGroup( $plotGroup,
$groupType,
$objWriter,
&$catIsMultiLevelSeries,
&$valIsMultiLevelSeries,
&$plotGroupingType,
PHPExcel_Worksheet $pSheet
)
{
if (is_null($plotGroup)) {
return;
}
if (($groupType == PHPExcel_Chart_DataSeries::TYPE_BARCHART) ||
($groupType == PHPExcel_Chart_DataSeries::TYPE_BARCHART_3D)) {
$objWriter->startElement('c:barDir');
$objWriter->writeAttribute('val', $plotGroup->getPlotDirection());
$objWriter->endElement();
}
if (!is_null($plotGroup->getPlotGrouping())) {
$plotGroupingType = $plotGroup->getPlotGrouping();
$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 (($groupType !== PHPExcel_Chart_DataSeries::TYPE_RADARCHART) &&
($groupType !== PHPExcel_Chart_DataSeries::TYPE_STOCKCHART)) {
if ($groupType !== PHPExcel_Chart_DataSeries::TYPE_LINECHART) {
if (($groupType == PHPExcel_Chart_DataSeries::TYPE_PIECHART) ||
($groupType == PHPExcel_Chart_DataSeries::TYPE_PIECHART_3D) ||
($groupType == PHPExcel_Chart_DataSeries::TYPE_DONUTCHART) ||
($plotSeriesCount > 1)) {
$objWriter->startElement('c:varyColors');
$objWriter->writeAttribute('val', 1);
$objWriter->endElement();
} else {
$objWriter->startElement('c:varyColors');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
}
}
}
foreach($plotSeriesOrder as $plotSeriesIdx => $plotSeriesRef) {
$objWriter->startElement('c:ser');
$objWriter->startElement('c:idx');
$objWriter->writeAttribute('val', $plotSeriesIdx);
$objWriter->endElement();
$objWriter->startElement('c:order');
$objWriter->writeAttribute('val', $plotSeriesRef);
$objWriter->endElement();
if (($groupType == PHPExcel_Chart_DataSeries::TYPE_PIECHART) ||
($groupType == PHPExcel_Chart_DataSeries::TYPE_PIECHART_3D) ||
($groupType == PHPExcel_Chart_DataSeries::TYPE_DONUTCHART)) {
$objWriter->startElement('c:dPt');
$objWriter->startElement('c:idx');
$objWriter->writeAttribute('val', 3);
$objWriter->endElement();
$objWriter->startElement('c:bubble3D');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
$objWriter->startElement('c:spPr');
$objWriter->startElement('a:solidFill');
$objWriter->startElement('a:srgbClr');
$objWriter->writeAttribute('val', 'FF9900');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
}
// Labels
$plotSeriesLabel = $plotGroup->getPlotLabelByIndex($plotSeriesRef);
if ($plotSeriesLabel && ($plotSeriesLabel->getPointCount() > 0)) {
$objWriter->startElement('c:tx');
$objWriter->startElement('c:strRef');
$this->_writePlotSeriesLabel($plotSeriesLabel, $objWriter);
$objWriter->endElement();
$objWriter->endElement();
}
// Formatting for the points
if ($groupType == PHPExcel_Chart_DataSeries::TYPE_LINECHART) {
$objWriter->startElement('c:spPr');
$objWriter->startElement('a:ln');
$objWriter->writeAttribute('w', 12700);
$objWriter->endElement();
$objWriter->endElement();
}
$plotSeriesValues = $plotGroup->getPlotValuesByIndex($plotSeriesRef);
if ($plotSeriesValues) {
$plotSeriesMarker = $plotSeriesValues->getPointMarker();
if ($plotSeriesMarker) {
$objWriter->startElement('c:marker');
$objWriter->startElement('c:symbol');
$objWriter->writeAttribute('val', $plotSeriesMarker);
$objWriter->endElement();
if ($plotSeriesMarker !== 'none') {
$objWriter->startElement('c:size');
$objWriter->writeAttribute('val', 3);
$objWriter->endElement();
}
$objWriter->endElement();
}
}
if (($groupType === PHPExcel_Chart_DataSeries::TYPE_BARCHART) ||
($groupType === PHPExcel_Chart_DataSeries::TYPE_BARCHART_3D) ||
($groupType === PHPExcel_Chart_DataSeries::TYPE_BUBBLECHART)) {
$objWriter->startElement('c:invertIfNegative');
$objWriter->writeAttribute('val', 0);
$objWriter->endElement();
}
// Category Labels
$plotSeriesCategory = $plotGroup->getPlotCategoryByIndex($plotSeriesRef);
if ($plotSeriesCategory && ($plotSeriesCategory->getPointCount() > 0)) {
$catIsMultiLevelSeries = $catIsMultiLevelSeries || $plotSeriesCategory->isMultiLevelSeries();
if (($groupType == PHPExcel_Chart_DataSeries::TYPE_PIECHART) ||
($groupType == PHPExcel_Chart_DataSeries::TYPE_PIECHART_3D) ||
($groupType == PHPExcel_Chart_DataSeries::TYPE_DONUTCHART)) {
if (!is_null($plotGroup->getPlotStyle())) {
$plotStyle = $plotGroup->getPlotStyle();
if ($plotStyle) {
$objWriter->startElement('c:explosion');
$objWriter->writeAttribute('val', 25);
$objWriter->endElement();
}
}
}
if (($groupType === PHPExcel_Chart_DataSeries::TYPE_BUBBLECHART) ||
($groupType === PHPExcel_Chart_DataSeries::TYPE_SCATTERCHART)) {
$objWriter->startElement('c:xVal');
} else {
$objWriter->startElement('c:cat');
}
$this->_writePlotSeriesValues($plotSeriesCategory, $objWriter, $groupType, 'str', $pSheet);
$objWriter->endElement();
}
// Values
if ($plotSeriesValues) {
$valIsMultiLevelSeries = $valIsMultiLevelSeries || $plotSeriesValues->isMultiLevelSeries();
if (($groupType === PHPExcel_Chart_DataSeries::TYPE_BUBBLECHART) ||
($groupType === PHPExcel_Chart_DataSeries::TYPE_SCATTERCHART)) {
$objWriter->startElement('c:yVal');
} else {
$objWriter->startElement('c:val');
}
$this->_writePlotSeriesValues($plotSeriesValues, $objWriter, $groupType, 'num', $pSheet);
$objWriter->endElement();
}
if ($groupType === PHPExcel_Chart_DataSeries::TYPE_BUBBLECHART) {
$this->_writeBubbles($plotSeriesValues, $objWriter, $pSheet);
}
$objWriter->endElement();
}
}
/**
* Write Plot Series Label
*
* @param PHPExcel_Chart_DataSeriesValues $plotSeriesLabel
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @throws Exception
*/
private function _writePlotSeriesLabel($plotSeriesLabel, $objWriter)
{
if (is_null($plotSeriesLabel)) {
return;
}
$objWriter->startElement('c:f');
$objWriter->writeRawData($plotSeriesLabel->getDataSource());
$objWriter->endElement();
$objWriter->startElement('c:strCache');
$objWriter->startElement('c:ptCount');
$objWriter->writeAttribute('val', $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 PHPExcel_Chart_DataSeriesValues $plotSeriesValues
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @param string $groupType Type of plot for dataseries
* @param string $dataType Datatype of series values
* @param PHPExcel_Worksheet $pSheet
* @throws Exception
*/
private function _writePlotSeriesValues( $plotSeriesValues,
$objWriter,
$groupType,
$dataType='str',
PHPExcel_Worksheet $pSheet
)
{
if (is_null($plotSeriesValues)) {
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', $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();
$objWriter->startElement('c:'.$dataType.'Cache');
if (($groupType != PHPExcel_Chart_DataSeries::TYPE_PIECHART) &&
($groupType != PHPExcel_Chart_DataSeries::TYPE_PIECHART_3D) &&
($groupType != PHPExcel_Chart_DataSeries::TYPE_DONUTCHART)) {
if (($plotSeriesValues->getFormatCode() !== NULL) &&
($plotSeriesValues->getFormatCode() !== '')) {
$objWriter->startElement('c:formatCode');
$objWriter->writeRawData( $plotSeriesValues->getFormatCode() );
$objWriter->endElement();
}
}
$objWriter->startElement('c:ptCount');
$objWriter->writeAttribute('val', $plotSeriesValues->getPointCount() );
$objWriter->endElement();
$dataValues = $plotSeriesValues->getDataValues();
if (!empty($dataValues)) {
if (is_array($dataValues)) {
foreach($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();
$objWriter->endElement();
}
}
/**
* Write Bubble Chart Details
*
* @param PHPExcel_Chart_DataSeriesValues $plotSeriesValues
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @throws Exception
*/
private function _writeBubbles($plotSeriesValues, $objWriter, PHPExcel_Worksheet $pSheet)
{
if (is_null($plotSeriesValues)) {
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', $plotSeriesValues->getPointCount() );
$objWriter->endElement();
$dataValues = $plotSeriesValues->getDataValues();
if (!empty($dataValues)) {
if (is_array($dataValues)) {
foreach($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', 0 );
$objWriter->endElement();
}
/**
* Write Layout
*
* @param PHPExcel_Chart_Layout $layout
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @throws Exception
*/
private function _writeLayout(PHPExcel_Chart_Layout $layout = NULL, $objWriter)
{
$objWriter->startElement('c:layout');
if (!is_null($layout)) {
$objWriter->startElement('c:manualLayout');
$layoutTarget = $layout->getLayoutTarget();
if (!is_null($layoutTarget)) {
$objWriter->startElement('c:layoutTarget');
$objWriter->writeAttribute('val', $layoutTarget);
$objWriter->endElement();
}
$xMode = $layout->getXMode();
if (!is_null($xMode)) {
$objWriter->startElement('c:xMode');
$objWriter->writeAttribute('val', $xMode);
$objWriter->endElement();
}
$yMode = $layout->getYMode();
if (!is_null($yMode)) {
$objWriter->startElement('c:yMode');
$objWriter->writeAttribute('val', $yMode);
$objWriter->endElement();
}
$x = $layout->getXPosition();
if (!is_null($x)) {
$objWriter->startElement('c:x');
$objWriter->writeAttribute('val', $x);
$objWriter->endElement();
}
$y = $layout->getYPosition();
if (!is_null($y)) {
$objWriter->startElement('c:y');
$objWriter->writeAttribute('val', $y);
$objWriter->endElement();
}
$w = $layout->getWidth();
if (!is_null($w)) {
$objWriter->startElement('c:w');
$objWriter->writeAttribute('val', $w);
$objWriter->endElement();
}
$h = $layout->getHeight();
if (!is_null($h)) {
$objWriter->startElement('c:h');
$objWriter->writeAttribute('val', $h);
$objWriter->endElement();
}
$objWriter->endElement();
}
$objWriter->endElement();
}
/**
* Write Alternate Content block
*
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @throws Exception
*/
private function _writeAlternateContent($objWriter)
{
$objWriter->startElement('mc:AlternateContent');
$objWriter->writeAttribute('xmlns:mc', 'http://schemas.openxmlformats.org/markup-compatibility/2006');
$objWriter->startElement('mc:Choice');
$objWriter->writeAttribute('xmlns:c14', 'http://schemas.microsoft.com/office/drawing/2007/8/2/chart');
$objWriter->writeAttribute('Requires', 'c14');
$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
*
* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
* @throws Exception
*/
private function _writePrintSettings($objWriter)
{
$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();
}
}
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