Function draw

src/components/colorbar/draw.js:31–65

(gd)

var cn = require('./constants').cn;

function draw(gd) {
    var fullLayout = gd._fullLayout;

    var colorBars = fullLayout._infolayer
        .selectAll('g.' + cn.colorbar)
        .data(makeColorBarData(gd), function(opts) { return opts._id; });

    colorBars.enter().append('g')
        .attr('class', function(opts) { return opts._id; })
        .classed(cn.colorbar, true);

    colorBars.each(function(opts) {
        var g = d3.select(this);

        Lib.ensureSingle(g, 'rect', cn.cbbg);
        Lib.ensureSingle(g, 'g', cn.cbfills);
        Lib.ensureSingle(g, 'g', cn.cblines);
        Lib.ensureSingle(g, 'g', cn.cbaxis, function(s) { s.classed(cn.crisp, true); });
        Lib.ensureSingle(g, 'g', cn.cbtitleunshift, function(s) { s.append('g').classed(cn.cbtitle, true); });
        Lib.ensureSingle(g, 'rect', cn.cboutline);

        var done = drawColorBar(g, opts, gd);
        if(done && done.then) (gd._promises || []).push(done);

        if(gd._context.edits.colorbarPosition) {
            makeEditable(g, opts, gd);
        }
    });

    colorBars.exit()
        .each(function(opts) { Plots.autoMargin(gd, opts._id); })
        .remove();

    colorBars.order();
}

function makeColorBarData(gd) {
    var fullLayout = gd._fullLayout;