<?php

/** Error reporting */
error_reporting(E_ALL);

date_default_timezone_set('Europe/London');

/**
 * 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
 * @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    1.7.7, 2012-05-19
 */

/** Include path **/
set_include_path(get_include_path() . PATH_SEPARATOR . '../Classes/');

/** PHPExcel */
include 'PHPExcel.php';

$objPHPExcel = new PHPExcel();
$objWorksheet = $objPHPExcel->getActiveSheet();
$objWorksheet->fromArray(
	array(
		array('',	2010,	2011,	2012),
		array('Q1',   12,   15,		21),
		array('Q2',   56,   73,		86),
		array('Q3',   52,   61,		69),
		array('Q4',   30,   32,		0),
	)
);

//	Set the Labels for each dataset we want to plot
$labels = array(
	new PHPExcel_Chart_DataSeriesValues('String', 'Worksheet!$B$1', null, 1),	//	2010
	new PHPExcel_Chart_DataSeriesValues('String', 'Worksheet!$C$1', null, 1),	//	2011
	new PHPExcel_Chart_DataSeriesValues('String', 'Worksheet!$D$1', null, 1),	//	2012
);
//	Set the X-Axis Labels
$categories = array(
	new PHPExcel_Chart_DataSeriesValues('String', 'Worksheet!$A$2:$A$5', null, 4),	//	Q1 to Q4
);
//	Set the Data values for each dataset we want to plot
$values = array(
	new PHPExcel_Chart_DataSeriesValues('Number', 'Worksheet!$B$2:$B$5', null, 4),
	new PHPExcel_Chart_DataSeriesValues('Number', 'Worksheet!$C$2:$C$5', null, 4),
	new PHPExcel_Chart_DataSeriesValues('Number', 'Worksheet!$D$2:$D$5', null, 4),
);

//	Build the dataseries
$series = new PHPExcel_Chart_DataSeries(
	PHPExcel_Chart_DataSeries::TYPE_BARCHART,		// plotType
	PHPExcel_Chart_DataSeries::GROUPING_CLUSTERED,	// plotGrouping
	array(0, 1, 2),									// plotOrder
	$labels,										// plotLabel
	$categories,									// plotCategory
	$values											// plotValues
);
//	Set additional dataseries parameters
$series->setPlotDirection(PHPExcel_Chart_DataSeries::DIRECTION_COL);

//	Set the series in the plot area
$plotarea = new PHPExcel_Chart_PlotArea(null, array($series));
//	Set the chart legend
$legend = new PHPExcel_Chart_Legend(PHPExcel_Chart_Legend::POSITION_RIGHT, null, false);

//	Create the chart
$chart = new PHPExcel_Chart(
	'chart1',		// name
	null,			// title
	$legend,		// legend
	$plotarea,		// plotArea
	true,			// plotVisibleOnly
	0,				// displayBlanksAs
	null,			// xAxisLabel
	null			// yAxisLabel
);

//	Set the position where the chart should appear in the worksheet
$chart->setTopLeftPosition('A7');
$chart->setBottomRightPosition('H20');

//	Add the chart to the worksheet
$objWorksheet->addChart($chart);


// Save Excel 2007 file
echo date('H:i:s') , " Write to Excel2007 format" , PHP_EOL;
$objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007');
$objWriter->setIncludeCharts(TRUE);
$objWriter->save(str_replace('.php', '.xlsx', __FILE__));
echo date('H:i:s') , " File written to " , str_replace('.php', '.xlsx', __FILE__) , PHP_EOL;


// Echo memory peak usage
echo date('H:i:s') , " Peak memory usage: " , (memory_get_peak_usage(true) / 1024 / 1024) , " MB" , PHP_EOL;

// Echo done
echo date('H:i:s') , " Done writing file" , PHP_EOL;