Version: 1.0
Type: Sample Code (HOWTO)
Category: Graphics
License: Other
Description: This example shows how to create a chart using RChart Php edition. The example creates a combination of line and barchart with 2 Y axis (left and right).
The complete RChart package can be found here:
http://www.java4less.com/rchartphp/index.html
// include rchart package
require("chartLoader.inc");
require("Chart.inc");
$g = new ChartGraphics;
$g->create(600,400);
// define variable
$chartLoader= new ChartLoader();
// create parameters for the chart, see:
// http://www.java4less.com/rchartphp/tutorial/chart/tutorialcontents.html
// configuration of the legend
$chartLoader->setParameter("LEGEND" ,"TRUE");
$chartLoader->setParameter("LEGEND_POSITION" ,"BOTTOM");
$chartLoader->setParameter("LEGEND_VERTICAL" ,"false");
$chartLoader->setParameter("LEGEND_MARGIN" ,"0.12");
$chartLoader->setParameter("LEGEND_BORDER" ,"1|BLACK|LINE");
// configuration of labels
$chartLoader->setParameter("YLABEL" ,"Factor A");
$chartLoader->setParameter("YLABEL_FONT" ,"Verdana|PLAIN|10");
$chartLoader->setParameter("Y2LABEL_VERTICAL" ,"true");
$chartLoader->setParameter("YLABEL_VERTICAL" ,"true");
$chartLoader->setParameter("Y2LABEL" ,"Measure");
$chartLoader->setParameter("Y2LABEL_FONT" ,"Verdana|PLAIN|10");
// configuration of the lines
$chartLoader->setParameter("SERIE_1" ,"Factor A");
$chartLoader->setParameter("SERIE_FONT_1" ,"Arial|PLAIN|9");
$chartLoader->setParameter("SERIE_DATA_1" ,"1396.5|1402.389|1408.278|1414.167|1420.056|425.944|1531.833|1637.722|1743.611|1449.5");
$chartLoader->setParameter("SERIE_STYLE_1","3|#F5B549|LINE");
$chartLoader->setParameter("SERIE_TYPE_1" ,"LINE");
$chartLoader->setParameter("SERIE_DATAX_1" ,"1|2|3|4|5|6|7|8|9|10");
// configuration of the bars
$chartLoader->setParameter("SERIE_2" ,"Measure");
$chartLoader->setParameter("SERIE_DATA_2" ,"0|0|0|0|300|1000|400|700|0|0");
$chartLoader->setParameter("SERIE_TYPE_2" ,"BAR");
$chartLoader->setParameter("SERIE_STYLE_2" ,"#EEEEEE");
$chartLoader->setParameter("SERIE_FONT_2" ,"Arial|PLAIN|9");
$chartLoader->setParameter("SERIE_COLOR_2" ,"BLACK");
$chartLoader->setParameter("BARCHART_BARWIDTH" ,"20");
$chartLoader->setParameter("SERIE_SECONDYAXIS_2" ,"TRUE");
// configuration of the scale and axis
$chartLoader->setParameter("BIG_TICK_INTERVALY" ,"2");
$chartLoader->setParameter("TICK_INTERVALY" ,"244");
$chartLoader->setParameter("YSCALE_MIN" ,"0");
$chartLoader->setParameter("YSCALE_MAX" ,"3844");
$chartLoader->setParameter("XSCALE_MAX" ,"11");
$chartLoader->setParameter("YAXIS_AUTO_TICKS" ,"true");
$chartLoader->setParameter("XAXIS_GRID" ,"1|#DDDDDD|LINE");
$chartLoader->setParameter("XAXIS_INITIAL_DATE" ,"10/10/2003");
$chartLoader->setParameter("XAXIS_DATE_STEP" ,"d");
$chartLoader->setParameter("XAXIS_DATE_FORMAT" ,"%d/%m/%y");
$chartLoader->setParameter("XAXIS_TICKATBASE" ,"false");
$chartLoader->setParameter("BIG_TICK_INTERVALX" ,"2");
$chartLoader->setParameter("TICK_INTERVALX" ,"1");
$chartLoader->setParameter("BIG_TICK_INTERVALY2" ,"2");
$chartLoader->setParameter("TICK_INTERVALY2" ,"95");
$chartLoader->setParameter("Y2SCALE_MIN" ,"0");
$chartLoader->setParameter("Y2SCALE_MAX" ,"953");
$chartLoader->setParameter("Y2AXIS" ,"true");
$chartLoader->setParameter("YAXIS_GRID" ,"1|#DDDDDD|LINE");
$chartLoader->setParameter("CHART_SECOND_AXIS_MARGIN","0");
$chartLoader->setParameter("CHART_FILL" ,"#FFFFFF");
$chartLoader->setParameter("CHART_SHOW_POSITION" ,"true");
// create chart
$chart=& $chartLoader->buildChart();
$chart->setSize(600,400);
$chart->paint($g);
$g->setType("png");
// send image to browser
$g->outputImage( &$filename );
