#include "chartdir.h"
int main(int argc, char *argv[])
{
//The data for the bar chart
double data0[] = {100, 125, 245, 147, 67};
double data1[] = {85, 156, 179, 211, 123};
double data2[] = {97, 87, 56, 267, 157};
const char *labels[] = {"Mon", "Tue", "Wed", "Thu", "Fri"};
//Create a XYChart object of size 300 x 240 pixels
XYChart *c = new XYChart(300, 240);
//Add a title to the chart using 10 pt Arial font
c->addTitle(" Average Weekday Network Load", "", 10);
//Set the plot area at (45, 25) and of size 239 x 180. Use two alternative
//background colors (0xffffc0 and 0xffffe0)
c->setPlotArea(45, 25, 239, 180)->setBackground(0xffffc0, 0xffffe0);
//Add a legend box at (45, 20) using horizontal layout. Use 8 pt Arial font,
//with transparent background
c->addLegend(45, 20, false, "", 8)->setBackground(Transparent);
//Add a title to the y-axis
c->yAxis()->setTitle("Throughput (MBytes Per Hour)");
//Reserve 20 pixels at the top of the y-axis for the legend box
c->yAxis()->setTopMargin(20);
//Set the x axis labels
c->xAxis()->setLabels(StringArray(labels, sizeof(labels)/sizeof(*labels)));
//Add a multi-bar layer with 3 data sets
Layer *layer = c->addBarLayer(Side, 3);
layer->addDataSet(DoubleArray(data0, sizeof(data0)/sizeof(*data0)),
0xff8080, "Server #1");
layer->addDataSet(DoubleArray(data1, sizeof(data1)/sizeof(*data1)),
0x80ff80, "Server #2");
layer->addDataSet(DoubleArray(data2, sizeof(data2)/sizeof(*data2)),
0x8080ff, "Server #3");
//output the chart
c->makeChart("multibar.png");
//free up resources
delete c;
return 0;
}
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