phpexcel图形图表(一)入门

PHPExcel - Excel的PHP处理引擎

 

PHPExcel 提供了一系列的 PHP语言 类，让你可以轻松地读写操作以下格式的文件：.xls/.xlsx/.csv/.ods/Gnumeric/PDF/HTML...

主要功能包括：设置文件的meta信息，多工作表，定制字体和样式，边框和填充，图片，计算公式，转换文件类型等等

 

之前我只是用到了导出数据到列表格式的Excel文件，这次需要实现的目标是：JSON->phpexcel->excel+chart(line/pie/etc...)

 

本系列《phpexcel图形图表》文章梗概如下：

 

phpexcel图形图表(一)-入门----------------介绍PHPExcel类库和画图的基本步骤

phpexcel图形图表(二)-图形----------------以最常用的line/pie/bar/radar图形为例作图，并对比和分析4种API

phpexcel图形图表(三)-进阶----------------让图形美化，完成一些高级的效果

phpexcel图形图表(三)-高级----------------PHPExcel能完成的图表相关的高级功能

 

原创文章，转载请注明出处：http://www.cnblogs.com/phpgcs

 

本篇文章梗概：

1. 下载并研究PHPExcel仓库

2. PHPExcel画图和普通数据处理的区别

3. 注意事项总结

 

 

首先最好是把PHPExcel的项目下载到本地来研究

 

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git clone git@github.com:PHPOffice/PHPExcel.git

请先仔细阅读README.md说明文档，因为里面包含了很重要的版本信息，尤其是读写Excel文档的版本范围信息

 

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### Reading

 * BIFF 5-8 (.xls) Excel 95 and above

 * Office Open XML (.xlsx) Excel 2007 and above

 * SpreadsheetML (.xml) Excel 2003

 * Open Document Format/OASIS (.ods)

 * Gnumeric

 * HTML

 * SYLK

 * CSV

 

### Writing

 * BIFF 8 (.xls) Excel 95 and above

 * Office Open XML (.xlsx) Excel 2007 and above

 * HTML

 * CSV

 * PDF (using either the tcPDF, DomPDF or mPDF libraries, which need to be installed separately)

 

 

## Requirements

 * PHP version 5.2.0 or higher

 * PHP extension php_zip enabled (required if you need PHPExcel to handle .xlsx .ods or .gnumeric files)

 * PHP extension php_xml enabled

 * PHP extension php_gd2 enabled (optional, but required for exact column width autocalculation)

　　

 

进入Examples文件夹，OhMygod,可以完成这么多的功能呀

 

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01pharSimple.php

01simple-download-pdf.php

01simple-download-xls.php

01simple-download-xlsx.php

01simplePCLZip.php

01simple.php

02types.php

02types-xls.php

03formulas.php

04printing.php

05featuredemo.inc.php

05featuredemo.php

06largescale.php

06largescale-with-cellcaching.php

06largescale-with-cellcaching-sqlite3.php

06largescale-with-cellcaching-sqlite.php

06largescale-xls.php

07readerPCLZip.php

07reader.php

08conditionalformatting2.php

08conditionalformatting.php

09pagebreaks.php

10autofilter.php

10autofilter-selection-1.php

10autofilter-selection-2.php

10autofilter-selection-display.php

11documentsecurity.php

11documentsecurity-xls.php

12cellProtection.php

13calculation.php

14excel5.php

15datavalidation.php

15datavalidation-xls.php

16csv.php

17html.php

18extendedcalculation.php

19namedrange.php

20readexcel5.php

21pdf.php

22heavilyformatted.php

23sharedstyles.php

24readfilter.php

25inmemoryimage.php

26utf8.php

27imagesexcel5.php

28iterator.php

29advancedvaluebinder.php

30template.php

31docproperties_write.php

31docproperties_write-xls.php

32chartreadwrite.php

33chartcreate-area.php

33chartcreate-bar.php

33chartcreate-bar-stacked.php

33chartcreate-column-2.php

33chartcreate-column.php

33chartcreate-composite.php

33chartcreate-line.php

33chartcreate-multiple-charts.php

33chartcreate-pie.php

33chartcreate-radar.php

33chartcreate-scatter.php

33chartcreate-stock.php

34chartupdate.php

35chartrender.php

36chartreadwriteHTML.php

36chartreadwritePDF.php

37page_layout_view.php

38cloneWorksheet.php

40duplicateStyle.php

Excel2003XMLReader.php

Excel2003XMLTest.xml

.gitignore

GnumericReader.php

GnumericTest.gnumeric

images/

list

.~lock.33chartcreate-line.xlsx#

OOCalcReaderPCLZip.php

OOCalcReader.php

OOCalcTest.ods

Quadratic2.php

Quadratic.php

Quadratic.xlsx

runall.php

SylkReader.php

SylkTest.slk

templates/

XMLReader.php

XMLTest.xml

　

 

好吧，这次的任务是chart，就先从 line chart 入手，相关的文件只有一个 ***line.php

 

我们先直接运行一把：

 

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liuyuan@ebuinfo:/var/www/projects/PHPExcel/Examples$ php 33chartcreate-line.php 

07:13:22 Write to Excel2007 format

07:13:23 File written to 33chartcreate-line.xlsx

07:13:23 Peak memory usage: 8.75 MB

07:13:23 Done writing file

File has been created in /var/www/projects/PHPExcel/Examples