#include "chartdir.h"
int main(int argc, char *argv[])
{
// The value to display on the meter
double value = 85;
// Create an AugularMeter object of size 70 x 90 pixels, using black background with a 2 pixel
// 3D depressed border.
AngularMeter *m = new AngularMeter(70, 90, 0, 0, -2);
// Use white on black color palette for default text and line colors
m->setColors(Chart::whiteOnBlackPalette);
// Set the meter center at (10, 45), with radius 50 pixels, and span from 135 to 45 degrees
m->setMeter(10, 45, 50, 135, 45);
// Set meter scale from 0 - 100, with the specified labels
const char * pattern1[] = {"E", " ", " ", " ", "F"};
m->setScale(0, 100, StringArray(pattern1, (int)(sizeof(pattern1) / sizeof(pattern1[0]))));
// Set the angular arc and major tick width to 2 pixels
m->setLineWidth(2, 2);
// Add a red zone at 0 - 15
m->addZone(0, 15, 0xff3333);
// Add an icon at (25, 35)
m->addText(25, 35, "<*img=gas.gif*>");
// Add a yellow (ffff00) pointer at the specified value
m->addPointer(value, 0xffff00);
// Output the chart
m->makeChart("iconameter.png");
//free up resources
delete m;
return 0;
} |