ILIAS  release_5-2 Revision v5.2.25-18-g3f80b828510
Chart.php
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1<?php
35class PHPExcel_Reader_Excel2007_Chart
36{
37 private static function _getAttribute($component, $name, $format) {
38 $attributes = $component->attributes();
39 if (isset($attributes[$name])) {
40 if ($format == 'string') {
41 return (string) $attributes[$name];
42 } elseif ($format == 'integer') {
43 return (integer) $attributes[$name];
44 } elseif ($format == 'boolean') {
45 return (boolean) ($attributes[$name] === '0' || $attributes[$name] !== 'true') ? false : true;
46 } else {
47 return (float) $attributes[$name];
48 }
49 }
50 return null;
51 } // function _getAttribute()
52
53
54 private static function _readColor($color,$background=false) {
55 if (isset($color["rgb"])) {
56 return (string)$color["rgb"];
57 } else if (isset($color["indexed"])) {
58 return PHPExcel_Style_Color::indexedColor($color["indexed"]-7,$background)->getARGB();
59 }
60 }
61
62
63 public static function readChart($chartElements,$chartName) {
64 $namespacesChartMeta = $chartElements->getNamespaces(true);
65 $chartElementsC = $chartElements->children($namespacesChartMeta['c']);
66
67 $XaxisLabel = $YaxisLabel = $legend = $title = NULL;
68 $dispBlanksAs = $plotVisOnly = NULL;
69
70 foreach($chartElementsC as $chartElementKey => $chartElement) {
71 switch ($chartElementKey) {
72 case "chart":
73 foreach($chartElement as $chartDetailsKey => $chartDetails) {
74 $chartDetailsC = $chartDetails->children($namespacesChartMeta['c']);
75 switch ($chartDetailsKey) {
76 case "plotArea":
77 $plotAreaLayout = $XaxisLable = $YaxisLable = null;
78 $plotSeries = $plotAttributes = array();
79 foreach($chartDetails as $chartDetailKey => $chartDetail) {
80 switch ($chartDetailKey) {
81 case "layout":
82 $plotAreaLayout = self::_chartLayoutDetails($chartDetail,$namespacesChartMeta,'plotArea');
83 break;
84 case "catAx":
85 if (isset($chartDetail->title)) {
86 $XaxisLabel = self::_chartTitle($chartDetail->title->children($namespacesChartMeta['c']),$namespacesChartMeta,'cat');
87 }
88 break;
89 case "dateAx":
90 if (isset($chartDetail->title)) {
91 $XaxisLabel = self::_chartTitle($chartDetail->title->children($namespacesChartMeta['c']),$namespacesChartMeta,'cat');
92 }
93 break;
94 case "valAx":
95 if (isset($chartDetail->title)) {
96 $YaxisLabel = self::_chartTitle($chartDetail->title->children($namespacesChartMeta['c']),$namespacesChartMeta,'cat');
97 }
98 break;
99 case "barChart":
100 case "bar3DChart":
101 $barDirection = self::_getAttribute($chartDetail->barDir, 'val', 'string');
102 $plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
103 $plotSer->setPlotDirection($barDirection);
104 $plotSeries[] = $plotSer;
105 $plotAttributes = self::_readChartAttributes($chartDetail);
106 break;
107 case "lineChart":
108 case "line3DChart":
109 $plotSeries[] = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
110 $plotAttributes = self::_readChartAttributes($chartDetail);
111 break;
112 case "areaChart":
113 case "area3DChart":
114 $plotSeries[] = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
115 $plotAttributes = self::_readChartAttributes($chartDetail);
116 break;
117 case "doughnutChart":
118 case "pieChart":
119 case "pie3DChart":
120 $explosion = isset($chartDetail->ser->explosion);
121 $plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
122 $plotSer->setPlotStyle($explosion);
123 $plotSeries[] = $plotSer;
124 $plotAttributes = self::_readChartAttributes($chartDetail);
125 break;
126 case "scatterChart":
127 $scatterStyle = self::_getAttribute($chartDetail->scatterStyle, 'val', 'string');
128 $plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
129 $plotSer->setPlotStyle($scatterStyle);
130 $plotSeries[] = $plotSer;
131 $plotAttributes = self::_readChartAttributes($chartDetail);
132 break;
133 case "bubbleChart":
134 $bubbleScale = self::_getAttribute($chartDetail->bubbleScale, 'val', 'integer');
135 $plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
136 $plotSer->setPlotStyle($bubbleScale);
137 $plotSeries[] = $plotSer;
138 $plotAttributes = self::_readChartAttributes($chartDetail);
139 break;
140 case "radarChart":
141 $radarStyle = self::_getAttribute($chartDetail->radarStyle, 'val', 'string');
142 $plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
143 $plotSer->setPlotStyle($radarStyle);
144 $plotSeries[] = $plotSer;
145 $plotAttributes = self::_readChartAttributes($chartDetail);
146 break;
147 case "surfaceChart":
148 case "surface3DChart":
149 $wireFrame = self::_getAttribute($chartDetail->wireframe, 'val', 'boolean');
150 $plotSer = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
151 $plotSer->setPlotStyle($wireFrame);
152 $plotSeries[] = $plotSer;
153 $plotAttributes = self::_readChartAttributes($chartDetail);
154 break;
155 case "stockChart":
156 $plotSeries[] = self::_chartDataSeries($chartDetail,$namespacesChartMeta,$chartDetailKey);
157 $plotAttributes = self::_readChartAttributes($plotAreaLayout);
158 break;
159 }
160 }
161 if ($plotAreaLayout == NULL) {
162 $plotAreaLayout = new PHPExcel_Chart_Layout();
163 }
164 $plotArea = new PHPExcel_Chart_PlotArea($plotAreaLayout,$plotSeries);
165 self::_setChartAttributes($plotAreaLayout,$plotAttributes);
166 break;
167 case "plotVisOnly":
168 $plotVisOnly = self::_getAttribute($chartDetails, 'val', 'string');
169 break;
170 case "dispBlanksAs":
171 $dispBlanksAs = self::_getAttribute($chartDetails, 'val', 'string');
172 break;
173 case "title":
174 $title = self::_chartTitle($chartDetails,$namespacesChartMeta,'title');
175 break;
176 case "legend":
177 $legendPos = 'r';
178 $legendLayout = null;
179 $legendOverlay = false;
180 foreach($chartDetails as $chartDetailKey => $chartDetail) {
181 switch ($chartDetailKey) {
182 case "legendPos":
183 $legendPos = self::_getAttribute($chartDetail, 'val', 'string');
184 break;
185 case "overlay":
186 $legendOverlay = self::_getAttribute($chartDetail, 'val', 'boolean');
187 break;
188 case "layout":
189 $legendLayout = self::_chartLayoutDetails($chartDetail,$namespacesChartMeta,'legend');
190 break;
191 }
192 }
193 $legend = new PHPExcel_Chart_Legend($legendPos, $legendLayout, $legendOverlay);
194 break;
195 }
196 }
197 }
198 }
199 $chart = new PHPExcel_Chart($chartName,$title,$legend,$plotArea,$plotVisOnly,$dispBlanksAs,$XaxisLabel,$YaxisLabel);
200
201 return $chart;
202 } // function readChart()
203
204
205 private static function _chartTitle($titleDetails,$namespacesChartMeta,$type) {
206 $caption = array();
207 $titleLayout = null;
208 foreach($titleDetails as $titleDetailKey => $chartDetail) {
209 switch ($titleDetailKey) {
210 case "tx":
211 $titleDetails = $chartDetail->rich->children($namespacesChartMeta['a']);
212 foreach($titleDetails as $titleKey => $titleDetail) {
213 switch ($titleKey) {
214 case "p":
215 $titleDetailPart = $titleDetail->children($namespacesChartMeta['a']);
216 $caption[] = self::_parseRichText($titleDetailPart);
217 }
218 }
219 break;
220 case "layout":
221 $titleLayout = self::_chartLayoutDetails($chartDetail,$namespacesChartMeta);
222 break;
223 }
224 }
225
226 return new PHPExcel_Chart_Title($caption, $titleLayout);
227 } // function _chartTitle()
228
229
230 private static function _chartLayoutDetails($chartDetail,$namespacesChartMeta) {
231 if (!isset($chartDetail->manualLayout)) {
232 return null;
233 }
234 $details = $chartDetail->manualLayout->children($namespacesChartMeta['c']);
235 if (is_null($details)) {
236 return null;
237 }
238 $layout = array();
239 foreach($details as $detailKey => $detail) {
240// echo $detailKey,' => ',self::_getAttribute($detail, 'val', 'string'),PHP_EOL;
241 $layout[$detailKey] = self::_getAttribute($detail, 'val', 'string');
242 }
243 return new PHPExcel_Chart_Layout($layout);
244 } // function _chartLayoutDetails()
245
246
247 private static function _chartDataSeries($chartDetail,$namespacesChartMeta,$plotType) {
248 $multiSeriesType = NULL;
249 $smoothLine = false;
250 $seriesLabel = $seriesCategory = $seriesValues = $plotOrder = array();
251
252 $seriesDetailSet = $chartDetail->children($namespacesChartMeta['c']);
253 foreach($seriesDetailSet as $seriesDetailKey => $seriesDetails) {
254 switch ($seriesDetailKey) {
255 case "grouping":
256 $multiSeriesType = self::_getAttribute($chartDetail->grouping, 'val', 'string');
257 break;
258 case "ser":
259 $marker = NULL;
260 foreach($seriesDetails as $seriesKey => $seriesDetail) {
261 switch ($seriesKey) {
262 case "idx":
263 $seriesIndex = self::_getAttribute($seriesDetail, 'val', 'integer');
264 break;
265 case "order":
266 $seriesOrder = self::_getAttribute($seriesDetail, 'val', 'integer');
267 $plotOrder[$seriesIndex] = $seriesOrder;
268 break;
269 case "tx":
270 $seriesLabel[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta);
271 break;
272 case "marker":
273 $marker = self::_getAttribute($seriesDetail->symbol, 'val', 'string');
274 break;
275 case "smooth":
276 $smoothLine = self::_getAttribute($seriesDetail, 'val', 'boolean');
277 break;
278 case "cat":
279 $seriesCategory[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta);
280 break;
281 case "val":
282 $seriesValues[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta,$marker);
283 break;
284 case "xVal":
285 $seriesCategory[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta,$marker);
286 break;
287 case "yVal":
288 $seriesValues[$seriesIndex] = self::_chartDataSeriesValueSet($seriesDetail,$namespacesChartMeta,$marker);
289 break;
290 }
291 }
292 }
293 }
294 return new PHPExcel_Chart_DataSeries($plotType,$multiSeriesType,$plotOrder,$seriesLabel,$seriesCategory,$seriesValues,$smoothLine);
295 } // function _chartDataSeries()
296
297
298 private static function _chartDataSeriesValueSet($seriesDetail, $namespacesChartMeta, $marker = null, $smoothLine = false) {
299 if (isset($seriesDetail->strRef)) {
300 $seriesSource = (string) $seriesDetail->strRef->f;
301 $seriesData = self::_chartDataSeriesValues($seriesDetail->strRef->strCache->children($namespacesChartMeta['c']),'s');
302
303 return new PHPExcel_Chart_DataSeriesValues('String',$seriesSource,$seriesData['formatCode'],$seriesData['pointCount'],$seriesData['dataValues'],$marker,$smoothLine);
304 } elseif (isset($seriesDetail->numRef)) {
305 $seriesSource = (string) $seriesDetail->numRef->f;
306 $seriesData = self::_chartDataSeriesValues($seriesDetail->numRef->numCache->children($namespacesChartMeta['c']));
307
308 return new PHPExcel_Chart_DataSeriesValues('Number',$seriesSource,$seriesData['formatCode'],$seriesData['pointCount'],$seriesData['dataValues'],$marker,$smoothLine);
309 } elseif (isset($seriesDetail->multiLvlStrRef)) {
310 $seriesSource = (string) $seriesDetail->multiLvlStrRef->f;
311 $seriesData = self::_chartDataSeriesValuesMultiLevel($seriesDetail->multiLvlStrRef->multiLvlStrCache->children($namespacesChartMeta['c']),'s');
312 $seriesData['pointCount'] = count($seriesData['dataValues']);
313
314 return new PHPExcel_Chart_DataSeriesValues('String',$seriesSource,$seriesData['formatCode'],$seriesData['pointCount'],$seriesData['dataValues'],$marker,$smoothLine);
315 } elseif (isset($seriesDetail->multiLvlNumRef)) {
316 $seriesSource = (string) $seriesDetail->multiLvlNumRef->f;
317 $seriesData = self::_chartDataSeriesValuesMultiLevel($seriesDetail->multiLvlNumRef->multiLvlNumCache->children($namespacesChartMeta['c']),'s');
318 $seriesData['pointCount'] = count($seriesData['dataValues']);
319
320 return new PHPExcel_Chart_DataSeriesValues('String',$seriesSource,$seriesData['formatCode'],$seriesData['pointCount'],$seriesData['dataValues'],$marker,$smoothLine);
321 }
322 return null;
323 } // function _chartDataSeriesValueSet()
324
325
326 private static function _chartDataSeriesValues($seriesValueSet,$dataType='n') {
327 $seriesVal = array();
328 $formatCode = '';
329 $pointCount = 0;
330
331 foreach($seriesValueSet as $seriesValueIdx => $seriesValue) {
332 switch ($seriesValueIdx) {
333 case 'ptCount':
334 $pointCount = self::_getAttribute($seriesValue, 'val', 'integer');
335 break;
336 case 'formatCode':
337 $formatCode = (string) $seriesValue;
338 break;
339 case 'pt':
340 $pointVal = self::_getAttribute($seriesValue, 'idx', 'integer');
341 if ($dataType == 's') {
342 $seriesVal[$pointVal] = (string) $seriesValue->v;
343 } else {
344 $seriesVal[$pointVal] = (float) $seriesValue->v;
345 }
346 break;
347 }
348 }
349
350 if (empty($seriesVal)) {
351 $seriesVal = NULL;
352 }
353
354 return array( 'formatCode' => $formatCode,
355 'pointCount' => $pointCount,
356 'dataValues' => $seriesVal
357 );
358 } // function _chartDataSeriesValues()
359
360
361 private static function _chartDataSeriesValuesMultiLevel($seriesValueSet,$dataType='n') {
362 $seriesVal = array();
363 $formatCode = '';
364 $pointCount = 0;
365
366 foreach($seriesValueSet->lvl as $seriesLevelIdx => $seriesLevel) {
367 foreach($seriesLevel as $seriesValueIdx => $seriesValue) {
368 switch ($seriesValueIdx) {
369 case 'ptCount':
370 $pointCount = self::_getAttribute($seriesValue, 'val', 'integer');
371 break;
372 case 'formatCode':
373 $formatCode = (string) $seriesValue;
374 break;
375 case 'pt':
376 $pointVal = self::_getAttribute($seriesValue, 'idx', 'integer');
377 if ($dataType == 's') {
378 $seriesVal[$pointVal][] = (string) $seriesValue->v;
379 } else {
380 $seriesVal[$pointVal][] = (float) $seriesValue->v;
381 }
382 break;
383 }
384 }
385 }
386
387 return array( 'formatCode' => $formatCode,
388 'pointCount' => $pointCount,
389 'dataValues' => $seriesVal
390 );
391 } // function _chartDataSeriesValuesMultiLevel()
392
393 private static function _parseRichText($titleDetailPart = null) {
394 $value = new PHPExcel_RichText();
395
396 foreach($titleDetailPart as $titleDetailElementKey => $titleDetailElement) {
397 if (isset($titleDetailElement->t)) {
398 $objText = $value->createTextRun( (string) $titleDetailElement->t );
399 }
400 if (isset($titleDetailElement->rPr)) {
401 if (isset($titleDetailElement->rPr->rFont["val"])) {
402 $objText->getFont()->setName((string) $titleDetailElement->rPr->rFont["val"]);
403 }
404
405 $fontSize = (self::_getAttribute($titleDetailElement->rPr, 'sz', 'integer'));
406 if (!is_null($fontSize)) {
407 $objText->getFont()->setSize(floor($fontSize / 100));
408 }
409
410 $fontColor = (self::_getAttribute($titleDetailElement->rPr, 'color', 'string'));
411 if (!is_null($fontColor)) {
412 $objText->getFont()->setColor( new PHPExcel_Style_Color( self::_readColor($fontColor) ) );
413 }
414
415 $bold = self::_getAttribute($titleDetailElement->rPr, 'b', 'boolean');
416 if (!is_null($bold)) {
417 $objText->getFont()->setBold($bold);
418 }
419
420 $italic = self::_getAttribute($titleDetailElement->rPr, 'i', 'boolean');
421 if (!is_null($italic)) {
422 $objText->getFont()->setItalic($italic);
423 }
424
425 $baseline = self::_getAttribute($titleDetailElement->rPr, 'baseline', 'integer');
426 if (!is_null($baseline)) {
427 if ($baseline > 0) {
428 $objText->getFont()->setSuperScript(true);
429 } elseif($baseline < 0) {
430 $objText->getFont()->setSubScript(true);
431 }
432 }
433
434 $underscore = (self::_getAttribute($titleDetailElement->rPr, 'u', 'string'));
435 if (!is_null($underscore)) {
436 if ($underscore == 'sng') {
437 $objText->getFont()->setUnderline(PHPExcel_Style_Font::UNDERLINE_SINGLE);
438 } elseif($underscore == 'dbl') {
439 $objText->getFont()->setUnderline(PHPExcel_Style_Font::UNDERLINE_DOUBLE);
440 } else {
441 $objText->getFont()->setUnderline(PHPExcel_Style_Font::UNDERLINE_NONE);
442 }
443 }
444
445 $strikethrough = (self::_getAttribute($titleDetailElement->rPr, 's', 'string'));
446 if (!is_null($strikethrough)) {
447 if ($strikethrough == 'noStrike') {
448 $objText->getFont()->setStrikethrough(false);
449 } else {
450 $objText->getFont()->setStrikethrough(true);
451 }
452 }
453 }
454 }
455
456 return $value;
457 }
458
459 private static function _readChartAttributes($chartDetail) {
460 $plotAttributes = array();
461 if (isset($chartDetail->dLbls)) {
462 if (isset($chartDetail->dLbls->howLegendKey)) {
463 $plotAttributes['showLegendKey'] = self::_getAttribute($chartDetail->dLbls->showLegendKey, 'val', 'string');
464 }
465 if (isset($chartDetail->dLbls->showVal)) {
466 $plotAttributes['showVal'] = self::_getAttribute($chartDetail->dLbls->showVal, 'val', 'string');
467 }
468 if (isset($chartDetail->dLbls->showCatName)) {
469 $plotAttributes['showCatName'] = self::_getAttribute($chartDetail->dLbls->showCatName, 'val', 'string');
470 }
471 if (isset($chartDetail->dLbls->showSerName)) {
472 $plotAttributes['showSerName'] = self::_getAttribute($chartDetail->dLbls->showSerName, 'val', 'string');
473 }
474 if (isset($chartDetail->dLbls->showPercent)) {
475 $plotAttributes['showPercent'] = self::_getAttribute($chartDetail->dLbls->showPercent, 'val', 'string');
476 }
477 if (isset($chartDetail->dLbls->showBubbleSize)) {
478 $plotAttributes['showBubbleSize'] = self::_getAttribute($chartDetail->dLbls->showBubbleSize, 'val', 'string');
479 }
480 if (isset($chartDetail->dLbls->showLeaderLines)) {
481 $plotAttributes['showLeaderLines'] = self::_getAttribute($chartDetail->dLbls->showLeaderLines, 'val', 'string');
482 }
483 }
484
485 return $plotAttributes;
486 }
487
488 private static function _setChartAttributes($plotArea,$plotAttributes)
489 {
490 foreach($plotAttributes as $plotAttributeKey => $plotAttributeValue) {
491 switch($plotAttributeKey) {
492 case 'showLegendKey' :
493 $plotArea->setShowLegendKey($plotAttributeValue);
494 break;
495 case 'showVal' :
496 $plotArea->setShowVal($plotAttributeValue);
497 break;
498 case 'showCatName' :
499 $plotArea->setShowCatName($plotAttributeValue);
500 break;
501 case 'showSerName' :
502 $plotArea->setShowSerName($plotAttributeValue);
503 break;
504 case 'showPercent' :
505 $plotArea->setShowPercent($plotAttributeValue);
506 break;
507 case 'showBubbleSize' :
508 $plotArea->setShowBubbleSize($plotAttributeValue);
509 break;
510 case 'showLeaderLines' :
511 $plotArea->setShowLeaderLines($plotAttributeValue);
512 break;
513 }
514 }
515 }
516
517}
php
An exception for terminatinating execution or to throw for unit testing.
PHPExcel_Chart_DataSeriesValues
Definition: DataSeriesValues.php:37
PHPExcel_Chart_DataSeries
Definition: DataSeries.php:37
PHPExcel_Chart_Layout
Definition: Layout.php:37
PHPExcel_Chart_Legend
Definition: Legend.php:37
PHPExcel_Chart_PlotArea
Definition: PlotArea.php:37
PHPExcel_Chart_Title
Definition: Title.php:37
PHPExcel_Reader_Excel2007_Chart
Definition: Chart.php:36
PHPExcel_Reader_Excel2007_Chart\_chartDataSeries
static _chartDataSeries($chartDetail, $namespacesChartMeta, $plotType)
Definition: Chart.php:247
PHPExcel_Reader_Excel2007_Chart\_parseRichText
static _parseRichText($titleDetailPart=null)
Definition: Chart.php:393
PHPExcel_Reader_Excel2007_Chart\_chartTitle
static _chartTitle($titleDetails, $namespacesChartMeta, $type)
Definition: Chart.php:205
PHPExcel_Reader_Excel2007_Chart\_chartLayoutDetails
static _chartLayoutDetails($chartDetail, $namespacesChartMeta)
Definition: Chart.php:230
PHPExcel_Reader_Excel2007_Chart\_chartDataSeriesValuesMultiLevel
static _chartDataSeriesValuesMultiLevel($seriesValueSet, $dataType='n')
Definition: Chart.php:361
PHPExcel_Reader_Excel2007_Chart\_chartDataSeriesValues
static _chartDataSeriesValues($seriesValueSet, $dataType='n')
Definition: Chart.php:326
PHPExcel_Reader_Excel2007_Chart\_chartDataSeriesValueSet
static _chartDataSeriesValueSet($seriesDetail, $namespacesChartMeta, $marker=null, $smoothLine=false)
Definition: Chart.php:298
PHPExcel_Reader_Excel2007_Chart\_readChartAttributes
static _readChartAttributes($chartDetail)
Definition: Chart.php:459
PHPExcel_Reader_Excel2007_Chart\_setChartAttributes
static _setChartAttributes($plotArea, $plotAttributes)
Definition: Chart.php:488
PHPExcel_Reader_Excel2007_Chart\_readColor
static _readColor($color, $background=false)
Definition: Chart.php:54
PHPExcel_Reader_Excel2007_Chart\_getAttribute
static _getAttribute($component, $name, $format)
Definition: Chart.php:37
PHPExcel_Reader_Excel2007_Chart\readChart
static readChart($chartElements, $chartName)
Definition: Chart.php:63
PHPExcel_Style_Color
Definition: Color.php:37
PHPExcel_Style_Color\indexedColor
static indexedColor($pIndex, $background=FALSE)
Get indexed color.
Definition: Color.php:338
PHPExcel_Style_Font\UNDERLINE_DOUBLE
const UNDERLINE_DOUBLE
Definition: Font.php:40
PHPExcel_Style_Font\UNDERLINE_SINGLE
const UNDERLINE_SINGLE
Definition: Font.php:42
PHPExcel_Style_Font\UNDERLINE_NONE
const UNDERLINE_NONE
Definition: Font.php:39
PHPExcel_Chart
PHPExcel_RichText