#include "chartdir.h"

int main(int argc, char *argv[])
{
    // The value to display on the meter
    double value = 45.17;

    // Create an AugularMeter object of size 200 x 200 pixels, with silver
    // background, black border, 2 pixel 3D depressed border and rounded corners.
    AngularMeter *m = new AngularMeter(200, 200, Chart::silverColor(), 0x000000, -2);
    m->setRoundedFrame();

    // Set the meter center at (100, 100), with radius 85 pixels, and span from -135
    // to +135 degress
    m->setMeter(100, 100, 85, -135, 135);

    // Meter scale is 0 - 100, with major tick every 10 units, minor tick every 5
    // units, and micro tick every 1 units
    m->setScale(0, 100, 10, 5, 1);

    // Disable default angular arc by setting its width to 0. Set 2 pixels line width
    // for major tick, and 1 pixel line width for minor ticks.
    m->setLineWidth(0, 2, 1);

    // Set the circular meter surface as metallic blue (9999DD)
    m->addRing(0, 90, Chart::metalColor(0x9999dd));

    // Add a blue (6666FF) ring between radii 88 - 90 as decoration
    m->addRing(88, 90, 0x6666ff);

    // Set 0 - 60 as green (99FF99) zone, 60 - 80 as yellow (FFFF00) zone, and 80 -
    // 100 as red (FF3333) zone
    m->addZone(0, 60, 0x99ff99);
    m->addZone(60, 80, 0xffff00);
    m->addZone(80, 100, 0xff3333);

    // Add a text label centered at (100, 135) with 15 pts Arial Bold font
    m->addText(100, 135, "CPU", "arialbd.ttf", 15, Chart::TextColor, Chart::Center);

    // Add a text box centered at (100, 165) showing the value formatted to 2 decimal
    // places, using white text on a black background, and with 1 pixel 3D depressed
    // border
    m->addText(100, 165, m->formatValue(value, "2"), "Arial", 8, 0xffffff,
        Chart::Center)->setBackground(0x000000, 0x000000, -1);

    // Add a semi-transparent blue (40333399) pointer at the specified value
    m->addPointer(value, 0x40333399);

    // Output the chart
    m->makeChart("roundmeter.png");

    //free up resources
    delete m;
    return 0;
}

