ChartDirector Ver 3.0 (C++ Edition)

Sectors with Borders




Demonstrates how to add borders to sectors, and to set background and border colors for the sector label text boxes.

This example demonstrates how to add borders to sectors, and to set background and border colors for the sector label text boxes.

Source Code Listing

[The following project is available in "cppdemo/borderpie".]
#include "chartdir.h" int main(int argc, char *argv[]) { //The data for the pie chart double data[] = {25, 18, 15, 12, 8, 30, 35}; //The labels for the pie chart const char *labels[] = {"Labor", "Licenses", "Taxes", "Legal", "Insurance", "Facilities", "Production"}; //Create a PieChart object of size 360 x 280 pixels PieChart *c = new PieChart(360, 280); //Set the background color of the chart to silver (silverGradient), and the //border color to black, with 1 pixel 3D border effect. c->setBackground(c->gradientColor(silverGradient), 0, 1); //Set the center of the pie at (180, 140) and the radius to 100 pixels c->setPieSize(180, 140, 100); //Add a title to the pie chart, using light grey (0xc0c0c0) background and //black border c->addTitle("Project Cost Breakdown")->setBackground(0xc0c0c0, 0x0); //Draw the pie in 3D c->set3D(); //Set the border color of the sectors to black (0x0) c->setLineColor(0x0); //Set the background color of the sector label to the same color as the //sector. Use a black border. c->setLabelStyle()->setBackground(SameAsMainColor, 0x0); //Set the pie data and the pie labels c->setData(DoubleArray(data, sizeof(data)/sizeof(*data)), StringArray( labels, sizeof(labels)/sizeof(*labels))); //Explode the 1st sector (index = 0) c->setExplode(0); //output the chart c->makeChart("borderpie.png"); //free up resources delete c; return 0; }