#include "chartdir.h"
int main(int argc, char *argv[])
{
//The data for the chart
double data[] = {50, 55, 47, 34, 42, 49, 63, 62, 73, 59, 56, 50, 64, 60, 67,
67, 58, 59, 73, 77, 84, 82, 80, 84, 89};
//The labels for the chart. Note the "-" means a minor tick.
const char *labels[] = {"0\nJun 4", "-", "-", "3", "-", "-", "6", "-", "-",
"9", "-", "-", "12", "-", "-", "15", "-", "-", "18", "-", "-", "21",
"-", "-", "0\nJun 5"};
//Create a XYChart object of size 400 x 270 pixels
XYChart *c = new XYChart(400, 270);
//Set the plotarea at (80, 25) and of size 300 x 200 pixels. Use alternate
//color background (0xe0e0e0) and (0xffffff). Set border and grid colors to
//grey (0xc0c0c0).
c->setPlotArea(50, 25, 300, 200, 0xe0e0e0, 0xffffff, 0xc0c0c0, 0xc0c0c0,
0xc0c0c0);
//Add a title to the chart using 14 pts Times Bold Italic font
c->addTitle("Server Monitor", "timesbi.ttf", 14);
//Add a title to the y axis
c->yAxis()->setTitle("Server Load (MBytes)");
//Set the y axis width to 2 pixels
c->yAxis()->setWidth(2);
//Set the labels on the x axis
c->xAxis()->setLabels(StringArray(labels, sizeof(labels)/sizeof(*labels)));
//Set the x axis width to 2 pixels
c->xAxis()->setWidth(2);
//Add a horizontal red (0x800080) mark line at y = 80
Mark *yMark = c->yAxis()->addMark(80, 0xff0000,
"Critical Threshold Set Point");
//Set the mark line width to 2 pixels
yMark->setLineWidth(2);
//Put the mark label at the top center of the mark line
yMark->setAlignment(TopCenter);
//Add an orange (0xffcc66) zone from x = 18 to x = 20
c->xAxis()->addZone(18, 20, 0xffcc66);
//Add a vertical brown (0x995500) mark line at x = 18
Mark *xMark1 = c->xAxis()->addMark(18, 0x995500, "Backup Start");
//Set the mark line width to 2 pixels
xMark1->setLineWidth(2);
//Put the mark label at the left of the mark line
xMark1->setAlignment(Left);
//Rotate the mark label by 90 degrees so it draws vertically
xMark1->setFontAngle(90);
//Add a vertical brown (0x995500) mark line at x = 20
Mark *xMark2 = c->xAxis()->addMark(20, 0x995500, "Backup End");
//Set the mark line width to 2 pixels
xMark2->setLineWidth(2);
//Put the mark label at the right of the mark line
xMark2->setAlignment(Right);
//Rotate the mark label by 90 degrees so it draws vertically
xMark2->setFontAngle(90);
//Add a green (0x00cc00) line layer with line width of 2 pixels
c->addLineLayer(DoubleArray(data, sizeof(data)/sizeof(*data)), 0xcc00
)->setLineWidth(2);
//output the chart
c->makeChart("markzone2.png");
//free up resources
delete c;
return 0;
}
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