#include "chartdir.h"

int main(int argc, char *argv[])
{
    // The data for the bar chart
    double data0[] = {44, 55, 100};
    double data1[] = {97, 87, 167};
    double data2[] = {156, 78, 147};
    double data3[] = {125, 118, 211};

    // The labels for the bar chart. The labels contains embedded images as icons.
    const char *labels[] = {"<*img=service.png*><*br*>Service",
        "<*img=software.png*><*br*>Software", "<*img=computer.png*><*br*>Hardware"};

    // Create a XYChart object of size 600 x 350 pixels, using 0xe0e0ff as the
    // background color, 0xccccff as the border color, with 1 pixel 3D border effect.
    XYChart *c = new XYChart(600, 350, 0xe0e0ff, 0xccccff, 1);

    // Add a title to the chart using 14 points Times Bold Itatic font and light blue
    // (0x9999ff) as the background color
    c->addTitle("Business Results 2001 vs 2002", "timesbi.ttf", 14)->setBackground(
        0x9999ff);

    // Set the plotarea at (60, 45) and of size 500 x 210 pixels, using white
    // (0xffffff) as the background
    c->setPlotArea(60, 45, 500, 210, 0xffffff);

    // Swap the x and y axes to create a horizontal bar chart
    c->swapXY();

    // Add a title to the y axis using 11 pt Times Bold Italic as font
    c->yAxis()->setTitle("Revenue (millions)", "timesbi.ttf", 11);

    // Set the labels on the x axis
    c->xAxis()->setLabels(StringArray(labels, sizeof(labels)/sizeof(labels[0])));

    // Disable x-axis ticks by setting the tick length to 0
    c->xAxis()->setTickLength(0);

    // Add a stacked bar layer to the chart
    BarLayer *layer = c->addBarLayer(Chart::Stack);

    // Add the first two data sets to the chart as a stacked bar group
    layer->addDataGroup("2001");
    layer->addDataSet(DoubleArray(data0, sizeof(data0)/sizeof(data0[0])), 0xaaaaff,
        "Local");
    layer->addDataSet(DoubleArray(data1, sizeof(data1)/sizeof(data1[0])), 0x6666ff,
        "International");

    // Add the remaining data sets to the chart as another stacked bar group
    layer->addDataGroup("2002");
    layer->addDataSet(DoubleArray(data2, sizeof(data2)/sizeof(data2[0])), 0xffaaaa,
        "Local");
    layer->addDataSet(DoubleArray(data3, sizeof(data3)/sizeof(data3[0])), 0xff6666,
        "International");

    // Set the sub-bar gap to 0, so there is no gap between stacked bars with a group
    layer->setBarGap(0.2, 0);

    // Set the bar border to transparent
    layer->setBorderColor(Chart::Transparent);

    // Set the aggregate label format
    layer->setAggregateLabelFormat("Year {dataGroupName}\n{value} millions");

    // Set the aggregate label font to 8 point Arial Bold Italic
    layer->setAggregateLabelStyle("arialbi.ttf", 8);

    // Reverse 20% space at the right during auto-scaling to allow space for the
    // aggregate bar labels
    c->yAxis()->setAutoScale(0.2);

    // Add a legend box at (310, 300) using TopCenter alignment, with 2 column grid
    // layout, and use 8 pts Arial Bold Italic as font
    LegendBox *legendBox = c->addLegend2(310, 300, 2, "arialbi.ttf", 8);
    legendBox->setAlignment(Chart::TopCenter);

    // Set the format of the text displayed in the legend box
    legendBox->setText("Year {dataGroupName} {dataSetName} Revenue");

    // Set the background and border of the legend box to transparent
    legendBox->setBackground(Chart::Transparent, Chart::Transparent);

    // Output the chart
    c->makeChart("multistackbar.png");

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

