Function build_regular

crates/plotlars-plotly/src/subplot_grid/regular.rs:164–355

(
    plots: Vec<&dyn Plot>,
    rows: Option<usize>,
    cols: Option<usize>,
    title: Option<Text>,
    h_gap: Option<f64>,
    v_gap: Option<f64>,
    legends: Option<Vec<Option<&CustomLegend>>>,

#[allow(clippy::too_many_arguments)]
pub(super) fn build_regular(
    plots: Vec<&dyn Plot>,
    rows: Option<usize>,
    cols: Option<usize>,
    title: Option<Text>,
    h_gap: Option<f64>,
    v_gap: Option<f64>,
    legends: Option<Vec<Option<&CustomLegend>>>,
    dimensions: Option<&Dimensions>,
) -> SubplotGrid {
    let rows = rows.unwrap_or(1);
    let cols = cols.unwrap_or(1);
    let h_gap = h_gap.unwrap_or(0.1);
    let v_gap = v_gap.unwrap_or(0.1);

    validate_regular_grid(plots.len(), rows, cols);

    let mut all_traces: Vec<Box<dyn Trace + 'static>> = Vec::new();
    let mut plot_titles: Vec<Option<Text>> = Vec::new();
    let mut axis_configs: Vec<(AxisConfig, AxisConfig)> = Vec::new();
    let mut subplot_info: Vec<NonCartesianLayout> = Vec::new();
    let mut legend_sources: Vec<Vec<JsonTrace>> = Vec::new();
    let mut per_plot_traces: Vec<Vec<Box<dyn Trace + 'static>>> = Vec::new();
    let mut scene_count = 0;
    let mut polar_count = 0;
    let mut mapbox_count = 0;
    let mut geo_count = 0;

    for (plot_idx, plot) in plots.iter().enumerate() {
        let (traces, layout_json) = convert_plot(*plot);
        let plot_type = detect_plot_type(traces[0].as_ref());

        plot_titles.push(plot.ir_layout().title.clone());

        let x_axis_json = layout_json.get("xaxis").cloned().unwrap_or(Value::Null);
        let y_axis_json = layout_json.get("yaxis").cloned().unwrap_or(Value::Null);
        let layout_fragment = match plot_type {
            PlotType::Cartesian3D => layout_json.get("scene").cloned(),
            PlotType::Polar => layout_json.get("polar").cloned(),
            PlotType::Mapbox => layout_json.get("mapbox").cloned(),
            PlotType::Geo => layout_json.get("geo").cloned(),
            _ => None,
        };

        let x_title = plot
            .ir_layout()
            .x_title
            .clone()
            .or_else(|| extract_axis_title_from_annotations(&layout_json, true));

        let y_title = plot
            .ir_layout()
            .y_title
            .clone()
            .or_else(|| extract_axis_title_from_annotations(&layout_json, false));

        let x_config = AxisConfig {
            title: x_title,