#include "chartdir.h"
int main(int argc, char *argv[])
{
//The XY points for the scatter chart
double dataX[] = {200, 400, 300, 250, 500};
double dataY[] = {40, 100, 50, 150, 250};
//The custom symbols for the points
const char *symbols[] = {"robot1.png", "robot2.png", "robot3.png",
"robot4.png", "robot5.png"};
//Create a XYChart object of size 450 x 400 pixels
XYChart *c = new XYChart(450, 400);
//Set the plotarea at (55, 40) and of size 350 x 300 pixels, with a light
//grey border (0xc0c0c0). Turn on both horizontal and vertical grid lines
//with light grey color (0xc0c0c0)
c->setPlotArea(55, 40, 350, 300, -1, -1, 0xc0c0c0, 0xc0c0c0, -1);
//Add a title to the chart using 18 pts Times Bold Itatic font.
c->addTitle("Battle Robots", "timesbi.ttf", 18);
//Add a title to the y axis using 12 pts Arial Bold Italic font
c->yAxis()->setTitle("Speed (km/s)", "arialbi.ttf", 12);
//Add a title to the y axis using 12 pts Arial Bold Italic font
c->xAxis()->setTitle("Range (km)", "arialbi.ttf", 12);
//Set the axes line width to 3 pixels
c->xAxis()->setWidth(3);
c->yAxis()->setWidth(3);
//Add each point of the data as a separate scatter layer, so that they can
//have a different symbol
int i;
for(i = 0; i < (sizeof(dataX) / sizeof(dataX[0])); ++i) {
double coor[] = {dataX[i]};
double coor2[] = {dataY[i]};
c->addScatterLayer(DoubleArray(coor, sizeof(coor)/sizeof(*coor)),
DoubleArray(coor2, sizeof(coor2)/sizeof(*coor2)))->getDataSet(0
)->setDataSymbol(symbols[i]);
}
//output the chart
c->makeChart("scattersymbols.png");
//free up resources
delete c;
return 0;
}
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