Function layoutAreas

src/traces/pie/plot.js:1079–1115

(cdModule, plotSize)

}

function layoutAreas(cdModule, plotSize) {
    var scaleGroups = [];

    // figure out the center and maximum radius
    for (var i = 0; i < cdModule.length; i++) {
        var cd0 = cdModule[i][0];
        var trace = cd0.trace;

        var domain = trace.domain;
        var width = plotSize.w * (domain.x[1] - domain.x[0]);
        var height = plotSize.h * (domain.y[1] - domain.y[0]);
        // leave some space for the title, if it will be displayed outside
        if (trace.title.text && trace.title.position !== 'middle center') {
            height -= getTitleSpace(cd0, plotSize);
        }

        var rx = width / 2;
        var ry = height / 2;
        if (trace.type === 'funnelarea' && !trace.scalegroup) {
            ry /= trace.aspectratio;
        }

        cd0.r = Math.min(rx, ry) / (1 + getMaxPull(trace));

        cd0.cx = plotSize.l + (plotSize.w * (trace.domain.x[1] + trace.domain.x[0])) / 2;
        cd0.cy = plotSize.t + plotSize.h * (1 - trace.domain.y[0]) - height / 2;
        if (trace.title.text && trace.title.position.indexOf('bottom') !== -1) {
            cd0.cy -= getTitleSpace(cd0, plotSize);
        }

        if (trace.scalegroup && scaleGroups.indexOf(trace.scalegroup) === -1) {
            scaleGroups.push(trace.scalegroup);
        }
    }

    groupScale(cdModule, scaleGroups);
}

function groupScale(cdModule, scaleGroups) {
    var cd0, i, trace;