<?php
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/**
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* PHPExcel
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*
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* Copyright (c) 2006 - 2012 PHPExcel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* @category PHPExcel
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* @package PHPExcel_Reader_Excel5
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* @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
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* @version 1.7.7, 2012-05-19
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*/
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/**
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* PHPExcel_Reader_Excel2007_Chart
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*
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* @category PHPExcel
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* @package PHPExcel_Reader_Excel2007
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* @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
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*/
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class PHPExcel_Reader_Excel2007_Chart
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{
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private static function _getAttribute($component, $name, $format) {
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$attributes = $component->attributes();
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if (isset($attributes[$name])) {
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if ($format == 'string') {
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return (string) $attributes[$name];
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} elseif ($format == 'integer') {
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return (integer) $attributes[$name];
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} elseif ($format == 'boolean') {
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return (boolean) ($attributes[$name] == '0') ? false : true;
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} else {
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return (float) $attributes[$name];
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}
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}
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return null;
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} // function _getAttribute()
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private static function _readColor($color,$background=false) {
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if (isset($color["rgb"])) {
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return (string)$color["rgb"];
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} else if (isset($color["indexed"])) {
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return PHPExcel_Style_Color::indexedColor($color["indexed"]-7,$background)->getARGB();
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}
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}
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public static function readChart($chartElements,$chartName) {
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$namespacesChartMeta = $chartElements->getNamespaces(true);
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$chartElementsC = $chartElements->children($namespacesChartMeta['c']);
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$XaxisLabel = $YaxisLabel = $legend = $title = null;
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foreach($chartElementsC as $chartElementKey => $chartElement) {
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switch ($chartElementKey) {
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case "chart":
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foreach($chartElement as $chartDetailsKey => $chartDetails) {
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$chartDetailsC = $chartDetails->children($namespacesChartMeta['c']);
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switch ($chartDetailsKey) {
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case "plotArea":
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$plotAreaLayout = $XaxisLable = $YaxisLable = null;
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$plotSeries = array();
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foreach($chartDetails as $chartDetailKey => $chartDetail) {
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switch ($chartDetailKey) {
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case "layout":
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$plotAreaLayout = self::_chartLayoutDetails($chartDetail,$namespacesChartMeta,'plotArea');
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break;
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case "catAx":
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if (isset($chartDetail->title)) {
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$XaxisLabel = self::_chartTitle($chartDetail->title->children($namespacesChartMeta['c']),$namespacesChartMeta,'cat');
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}
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break;
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case "dateAx":
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if (isset($chartDetail->title)) {
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$XaxisLabel = self::_chartTitle($chartDetail->title->children($namespacesChartMeta['c']),$namespacesChartMeta,'cat');
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}
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break;
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case "valAx":
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if (isset($chartDetail->title)) {
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$YaxisLabel = self::_chartTitle($chartDetail->title->children($namespacesChartMeta['c']),$namespacesChartMeta,'cat');
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}
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break;
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case "barChart":
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case "bar3DChart":
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$barDirection = self::_getAttribute($chartDetail->barDir, 'val', 'string');
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$plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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$plotSer->setPlotDirection($barDirection);
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$plotSeries[] = $plotSer;
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break;
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case "lineChart":
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case "line3DChart":
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$plotSeries[] = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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break;
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case "areaChart":
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case "area3DChart":
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$plotSeries[] = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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break;
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case "doughnutChart":
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case "pieChart":
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case "pie3DChart":
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$explosion = isset($chartDetail->ser->explosion);
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$plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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$plotSer->setPlotStyle($explosion);
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$plotSeries[] = $plotSer;
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break;
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case "scatterChart":
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$scatterStyle = self::_getAttribute($chartDetail->scatterStyle, 'val', 'string');
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$plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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$plotSer->setPlotStyle($scatterStyle);
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$plotSeries[] = $plotSer;
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break;
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case "bubbleChart":
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$bubbleScale = self::_getAttribute($chartDetail->bubbleScale, 'val', 'integer');
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$plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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$plotSer->setPlotStyle($bubbleScale);
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$plotSeries[] = $plotSer;
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break;
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case "radarChart":
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$radarStyle = self::_getAttribute($chartDetail->radarStyle, 'val', 'string');
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$plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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$plotSer->setPlotStyle($radarStyle);
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$plotSeries[] = $plotSer;
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break;
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case "surfaceChart":
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case "surface3DChart":
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$wireFrame = self::_getAttribute($chartDetail->wireframe, 'val', 'boolean');
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$plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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$plotSer->setPlotStyle($wireFrame);
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$plotSeries[] = $plotSer;
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break;
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case "stockChart":
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$plotSeries[] = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
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break;
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}
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}
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$plotArea = new PHPExcel_Chart_PlotArea($plotAreaLayout,$plotSeries);
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break;
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case "plotVisOnly":
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$plotVisOnly = self::_getAttribute($chartDetails, 'val', 'string');
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break;
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case "dispBlanksAs":
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$dispBlanksAs = self::_getAttribute($chartDetails, 'val', 'string');
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break;
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case "title":
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$title = self::_chartTitle($chartDetails,$namespacesChartMeta,'title');
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break;
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case "legend":
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$legendPos = 'r';
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$legendLayout = null;
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$legendOverlay = false;
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foreach($chartDetails as $chartDetailKey => $chartDetail) {
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switch ($chartDetailKey) {
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case "legendPos":
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$legendPos = self::_getAttribute($chartDetail, 'val', 'string');
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break;
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case "overlay":
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$legendOverlay = self::_getAttribute($chartDetail, 'val', 'boolean');
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break;
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case "layout":
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$legendLayout = self::_chartLayoutDetails($chartDetail,$namespacesChartMeta,'legend');
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break;
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}
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}
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$legend = new PHPExcel_Chart_Legend($legendPos, $legendLayout, $legendOverlay);
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break;
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}
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}
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}
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}
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$chart = new PHPExcel_Chart($chartName,$title,$legend,$plotArea,$plotVisOnly,$dispBlanksAs,$XaxisLabel,$YaxisLabel);
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return $chart;
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} // function readChart()
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private static function _chartTitle($titleDetails,$namespacesChartMeta,$type) {
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$caption = array();
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$titleLayout = null;
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foreach($titleDetails as $titleDetailKey => $chartDetail) {
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switch ($titleDetailKey) {
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case "tx":
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$titleDetails = $chartDetail->rich->children($namespacesChartMeta['a']);
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foreach($titleDetails as $titleKey => $titleDetail) {
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switch ($titleKey) {
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case "p":
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$titleDetailPart = $titleDetail->children($namespacesChartMeta['a']);
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$caption[] = self::_parseRichText($titleDetailPart);
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}
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}
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break;
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case "layout":
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$titleLayout = self::_chartLayoutDetails($chartDetail,$namespacesChartMeta);
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break;
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}
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}
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return new PHPExcel_Chart_Title($caption, $titleLayout);
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} // function _chartTitle()
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private static function _chartLayoutDetails($chartDetail,$namespacesChartMeta) {
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if (!isset($chartDetail->manualLayout)) {
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return null;
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}
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$details = $chartDetail->manualLayout->children($namespacesChartMeta['c']);
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if (is_null($details)) {
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return null;
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}
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$layout = array();
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foreach($details as $detailKey => $detail) {
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// echo $detailKey,' => ',self::_getAttribute($detail, 'val', 'string'),'<br />';
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$layout[$detailKey] = self::_getAttribute($detail, 'val', 'string');
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}
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return new PHPExcel_Chart_Layout($layout);
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} // function _chartLayoutDetails()
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private static function _chartDataSeries($chartDetail,$namespacesChartMeta,$plotType) {
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$multiSeriesType = NULL;
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$smoothLine = false;
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$seriesLabel = $seriesCategory = $seriesValues = $plotOrder = array();
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$seriesDetailSet = $chartDetail->children($namespacesChartMeta['c']);
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foreach($seriesDetailSet as $seriesDetailKey => $seriesDetails) {
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switch ($seriesDetailKey) {
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case "grouping":
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$multiSeriesType = self::_getAttribute($chartDetail->grouping, 'val', 'string');
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break;
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case "ser":
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$marker = NULL;
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foreach($seriesDetails as $seriesKey => $seriesDetail) {
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switch ($seriesKey) {
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case "idx":
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$seriesIndex = self::_getAttribute($seriesDetail, 'val', 'integer');
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break;
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case "order":
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$seriesOrder = self::_getAttribute($seriesDetail, 'val', 'integer');
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$plotOrder[$seriesIndex] = $seriesOrder;
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break;
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case "tx":
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$seriesLabel[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta);
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break;
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case "marker":
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$marker = self::_getAttribute($seriesDetail->symbol, 'val', 'string');
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break;
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case "smooth":
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$smoothLine = self::_getAttribute($seriesDetail, 'val', 'boolean');
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break;
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case "cat":
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$seriesCategory[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta);
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break;
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case "val":
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$seriesValues[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta,$marker);
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break;
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case "xVal":
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$seriesCategory[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta,$marker);
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break;
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case "yVal":
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$seriesValues[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta,$marker);
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break;
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}
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}
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}
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}
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return new PHPExcel_Chart_DataSeries($plotType,$multiSeriesType,$plotOrder,$seriesLabel,$seriesCategory,$seriesValues,$smoothLine);
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} // function _chartDataSeries()
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private static function _chartDataSeriesValueSet($seriesDetail, $namespacesChartMeta, $marker = null, $smoothLine = false) {
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if (isset($seriesDetail->strRef)) {
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$seriesSource = (string) $seriesDetail->strRef->f;
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$seriesData = self::_chartDataSeriesValues($seriesDetail->strRef->strCache->children($namespacesChartMeta['c']),'s');
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return new PHPExcel_Chart_DataSeriesValues('String',$seriesSource,$seriesData['formatCode'],$seriesData['pointCount'],$seriesData['dataValues'],$marker,$smoothLine);
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} elseif (isset($seriesDetail->numRef)) {
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$seriesSource = (string) $seriesDetail->numRef->f;
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$seriesData = self::_chartDataSeriesValues($seriesDetail->numRef->numCache->children($namespacesChartMeta['c']));
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return new PHPExcel_Chart_DataSeriesValues('Number',$seriesSource,$seriesData['formatCode'],$seriesData['pointCount'],$seriesData['dataValues'],$marker,$smoothLine);
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} elseif (isset($seriesDetail->multiLvlStrRef)) {
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$seriesSource = (string) $seriesDetail->multiLvlStrRef->f;
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$seriesData = self::_chartDataSeriesValuesMultiLevel($seriesDetail->multiLvlStrRef->multiLvlStrCache->children($namespacesChartMeta['c']),'s');
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$seriesData['pointCount'] = count($seriesData['dataValues']);
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return new PHPExcel_Chart_DataSeriesValues('String',$seriesSource,$seriesData['formatCode'],$seriesData['pointCount'],$seriesData['dataValues'],$marker,$smoothLine);
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} elseif (isset($seriesDetail->multiLvlNumRef)) {
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$seriesSource = (string) $seriesDetail->multiLvlNumRef->f;
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$seriesData = self::_chartDataSeriesValuesMultiLevel($seriesDetail->multiLvlNumRef->multiLvlNumCache->children($namespacesChartMeta['c']),'s');
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$seriesData['pointCount'] = count($seriesData['dataValues']);
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return new PHPExcel_Chart_DataSeriesValues('String',$seriesSource,$seriesData['formatCode'],$seriesData['pointCount'],$seriesData['dataValues'],$marker,$smoothLine);
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}
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return null;
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} // function _chartDataSeriesValueSet()
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private static function _chartDataSeriesValues($seriesValueSet,$dataType='n') {
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$seriesVal = array();
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$formatCode = '';
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$pointCount = 0;
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foreach($seriesValueSet as $seriesValueIdx => $seriesValue) {
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switch ($seriesValueIdx) {
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case 'ptCount':
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$pointCount = self::_getAttribute($seriesValue, 'val', 'integer');
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break;
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case 'formatCode':
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$formatCode = (string) $seriesValue;
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break;
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case 'pt':
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$pointVal = self::_getAttribute($seriesValue, 'idx', 'integer');
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if ($dataType == 's') {
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$seriesVal[$pointVal] = (string) $seriesValue->v;
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} else {
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$seriesVal[$pointVal] = (float) $seriesValue->v;
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}
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break;
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}
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}
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return array( 'formatCode' => $formatCode,
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'pointCount' => $pointCount,
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'dataValues' => $seriesVal
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);
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} // function _chartDataSeriesValues()
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private static function _chartDataSeriesValuesMultiLevel($seriesValueSet,$dataType='n') {
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$seriesVal = array();
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$formatCode = '';
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$pointCount = 0;
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foreach($seriesValueSet->lvl as $seriesLevelIdx => $seriesLevel) {
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foreach($seriesLevel as $seriesValueIdx => $seriesValue) {
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switch ($seriesValueIdx) {
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case 'ptCount':
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$pointCount = self::_getAttribute($seriesValue, 'val', 'integer');
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break;
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case 'formatCode':
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$formatCode = (string) $seriesValue;
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break;
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case 'pt':
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$pointVal = self::_getAttribute($seriesValue, 'idx', 'integer');
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if ($dataType == 's') {
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$seriesVal[$pointVal][] = (string) $seriesValue->v;
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} else {
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$seriesVal[$pointVal][] = (float) $seriesValue->v;
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}
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break;
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}
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}
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}
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return array( 'formatCode' => $formatCode,
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'pointCount' => $pointCount,
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'dataValues' => $seriesVal
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);
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} // function _chartDataSeriesValuesMultiLevel()
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private static function _parseRichText($titleDetailPart = null) {
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$value = new PHPExcel_RichText();
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foreach($titleDetailPart as $titleDetailElementKey => $titleDetailElement) {
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if (isset($titleDetailElement->t)) {
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$objText = $value->createTextRun( (string) $titleDetailElement->t );
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}
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if (isset($titleDetailElement->rPr)) {
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if (isset($titleDetailElement->rPr->rFont["val"])) {
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$objText->getFont()->setName((string) $titleDetailElement->rPr->rFont["val"]);
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}
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$fontSize = (self::_getAttribute($titleDetailElement->rPr, 'sz', 'integer'));
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if (!is_null($fontSize)) {
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$objText->getFont()->setSize(floor($fontSize / 100));
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}
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$fontColor = (self::_getAttribute($titleDetailElement->rPr, 'color', 'string'));
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if (!is_null($fontColor)) {
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$objText->getFont()->setColor( new PHPExcel_Style_Color( self::_readColor($fontColor) ) );
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}
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$bold = self::_getAttribute($titleDetailElement->rPr, 'b', 'boolean');
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if (!is_null($bold)) {
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$objText->getFont()->setBold($bold);
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}
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$italic = self::_getAttribute($titleDetailElement->rPr, 'i', 'boolean');
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if (!is_null($italic)) {
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$objText->getFont()->setItalic($italic);
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}
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$baseline = self::_getAttribute($titleDetailElement->rPr, 'baseline', 'integer');
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if (!is_null($baseline)) {
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if ($baseline > 0) {
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$objText->getFont()->setSuperScript(true);
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} elseif($baseline < 0) {
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$objText->getFont()->setSubScript(true);
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}
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}
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$underscore = (self::_getAttribute($titleDetailElement->rPr, 'u', 'string'));
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if (!is_null($underscore)) {
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if ($underscore == 'sng') {
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$objText->getFont()->setUnderline(PHPExcel_Style_Font::UNDERLINE_SINGLE);
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} elseif($underscore == 'dbl') {
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$objText->getFont()->setUnderline(PHPExcel_Style_Font::UNDERLINE_DOUBLE);
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} else {
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$objText->getFont()->setUnderline(PHPExcel_Style_Font::UNDERLINE_NONE);
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}
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}
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$strikethrough = (self::_getAttribute($titleDetailElement->rPr, 's', 'string'));
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if (!is_null($strikethrough)) {
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if ($strikethrough == 'noStrike') {
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$objText->getFont()->setStrikethrough(false);
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} else {
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$objText->getFont()->setStrikethrough(true);
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}
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}
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}
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}
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return $value;
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}
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}
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