app.d

module app;

import rk.tplot;

void main()
{
    linePlotExample();
    scatterPlotExample();
    barChartExample();
    combinedExample();
    histogramExample();
    pieChartExample();
}

void linePlotExample()
{
    auto p = Plot(800, 500);

    double[] x = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
    double[] y1 = [2.3, 4.1, 3.5, 6.2, 5.8, 7.1, 8.3, 7.9, 9.2, 10.1];
    double[] y2 = [1.1, 2.5, 4.0, 3.8, 5.0, 6.3, 5.5, 7.2, 8.0, 8.8];

    p.plot(x, y1, "Temperature");
    p.plot(x, y2, "Humidity");
    p.setTitle("Line Plot Example");
    p.setXLabel("Day");
    p.setYLabel("Value");
    p.save("examples/line_plot.svg");
}

void scatterPlotExample()
{
    auto p = Plot(800, 500);

    double[] x = [1.2, 2.4, 3.1, 4.5, 5.3, 6.0, 7.2, 8.1, 9.4, 10.0];
    double[] y = [3.1, 2.8, 5.2, 4.1, 7.0, 6.5, 8.2, 7.8, 9.5, 10.2];

    p.scatter(x, y, "Data Points");
    p.setTitle("Scatter Plot Example");
    p.setXLabel("X");
    p.setYLabel("Y");
    p.save("examples/scatter_plot.svg");
}

void barChartExample()
{
    auto p = Plot(800, 500);

    double[] categories = [1, 2, 3, 4, 5];
    double[] values1 = [23, 45, 31, 52, 38];
    double[] values2 = [18, 35, 42, 28, 45];

    p.bar(categories, values1, "Product A");
    p.bar(categories, values2, "Product B");
    p.setTitle("Bar Chart Example");
    p.setXLabel("Category");
    p.setYLabel("Sales");
    p.save("examples/bar_chart.svg");
}

void combinedExample()
{
    auto p = Plot(900, 600);

    double[] x = [1, 2, 3, 4, 5, 6, 7, 8];
    double[] trend = [2.0, 3.5, 3.8, 5.2, 5.0, 6.8, 7.2, 8.0];
    double[] actual = [2.2, 3.1, 4.3, 4.8, 5.5, 6.2, 7.5, 7.8];
    double[] bars = [1.5, 2.8, 3.2, 4.0, 3.8, 5.1, 5.5, 6.2];

    p.bar(x, bars, "Volume");
    p.plot(x, trend, "Trend");
    p.scatter(x, actual, "Actual");
    p.setTitle("Combined Plot");
    p.setXLabel("Month");
    p.setYLabel("Value");
    p.save("examples/combined_plot.svg");
}

void histogramExample()
{
    auto p = Plot(800, 500);

    // Simulate some data (normal-ish distribution)
    double[] data = [
        2.1, 3.5, 4.2, 4.8, 5.1, 5.3, 5.5, 5.7, 5.9, 6.0,
        6.1, 6.2, 6.3, 6.4, 6.5, 6.5, 6.6, 6.7, 6.8, 6.9,
        7.0, 7.1, 7.2, 7.3, 7.5, 7.8, 8.0, 8.2, 8.5, 9.1,
        5.0, 5.5, 6.0, 6.3, 6.5, 6.8, 7.0, 7.2, 7.5, 8.0,
        4.5, 5.2, 5.8, 6.1, 6.4, 6.6, 6.9, 7.1, 7.4, 7.7
    ];

    p.hist(data, 10, "Scores");
    p.setTitle("Score Distribution");
    p.setXLabel("Score");
    p.setYLabel("Frequency");
    p.save("examples/histogram.svg");
}

void pieChartExample()
{
    auto p = Plot(600, 450);

    p.pie(
        [35.0, 22.0, 18.0, 12.0, 8.0, 2.0, 3.0],
        ["Rent", "Food", "Transport", "Savings", "Entertainment", "Internet", "Other"]
    );
    p.setTitle("Monthly Budget");
    p.save("examples/pie_chart.svg");
}