c3_chart_internal_fn.initWithData = function()

in TestApplications/Web/js/lib/components/c3-0.4.2/src/core.js [141:304]
101 lines of code
26 McCabe index (conditional complexity)

c3_chart_internal_fn.initWithData = function (data) {
    var $$ = this, d3 = $$.d3, config = $$.config;
    var defs, main, binding = true;

    if ($$.initPie) { $$.initPie(); }
    if ($$.initBrush) { $$.initBrush(); }
    if ($$.initZoom) { $$.initZoom(); }

    $$.selectChart = typeof config.bindto.node === 'function' ? config.bindto : d3.select(config.bindto);
    if ($$.selectChart.empty()) {
        $$.selectChart = d3.select(document.createElement('div')).style('opacity', 0);
        $$.observeInserted($$.selectChart);
        binding = false;
    }
    $$.selectChart.html("").classed("c3", true);

    // Init data as targets
    $$.data.xs = {};
    $$.data.targets = $$.convertDataToTargets(data);

    if (config.data_filter) {
        $$.data.targets = $$.data.targets.filter(config.data_filter);
    }

    // Set targets to hide if needed
    if (config.data_hide) {
        $$.addHiddenTargetIds(config.data_hide === true ? $$.mapToIds($$.data.targets) : config.data_hide);
    }

    // when gauge, hide legend // TODO: fix
    if ($$.hasType('gauge')) {
        config.legend_show = false;
    }

    // Init sizes and scales
    $$.updateSizes();
    $$.updateScales();

    // Set domains for each scale
    $$.x.domain(d3.extent($$.getXDomain($$.data.targets)));
    $$.y.domain($$.getYDomain($$.data.targets, 'y'));
    $$.y2.domain($$.getYDomain($$.data.targets, 'y2'));
    $$.subX.domain($$.x.domain());
    $$.subY.domain($$.y.domain());
    $$.subY2.domain($$.y2.domain());

    // Save original x domain for zoom update
    $$.orgXDomain = $$.x.domain();

    // Set initialized scales to brush and zoom
    if ($$.brush) { $$.brush.scale($$.subX); }
    if (config.zoom_enabled) { $$.zoom.scale($$.x); }

    /*-- Basic Elements --*/

    // Define svgs
    $$.svg = $$.selectChart.append("svg")
        .style("overflow", "hidden")
        .on('mouseenter', function () { return config.onmouseover.call($$); })
        .on('mouseleave', function () { return config.onmouseout.call($$); });

    // Define defs
    defs = $$.svg.append("defs");
    $$.clipChart = $$.appendClip(defs, $$.clipId);
    $$.clipXAxis = $$.appendClip(defs, $$.clipIdForXAxis);
    $$.clipYAxis = $$.appendClip(defs, $$.clipIdForYAxis);
    $$.clipGrid = $$.appendClip(defs, $$.clipIdForGrid);
    $$.clipSubchart = $$.appendClip(defs, $$.clipIdForSubchart);
    $$.updateSvgSize();

    // Define regions
    main = $$.main = $$.svg.append("g").attr("transform", $$.getTranslate('main'));

    if ($$.initSubchart) { $$.initSubchart(); }
    if ($$.initTooltip) { $$.initTooltip(); }
    if ($$.initLegend) { $$.initLegend(); }

    /*-- Main Region --*/

    // text when empty
    main.append("text")
        .attr("class", CLASS.text + ' ' + CLASS.empty)
        .attr("text-anchor", "middle") // horizontal centering of text at x position in all browsers.
        .attr("dominant-baseline", "middle"); // vertical centering of text at y position in all browsers, except IE.

    // Regions
    $$.initRegion();

    // Grids
    $$.initGrid();

    // Define g for chart area
    main.append('g')
        .attr("clip-path", $$.clipPath)
        .attr('class', CLASS.chart);

    // Grid lines
    if (config.grid_lines_front) { $$.initGridLines(); }

    // Cover whole with rects for events
    $$.initEventRect();

    // Define g for bar chart area
    if ($$.initBar) { $$.initBar(); }

    // Define g for line chart area
    if ($$.initLine) { $$.initLine(); }

    // Define g for arc chart area
    if ($$.initArc) { $$.initArc(); }
    if ($$.initGauge) { $$.initGauge(); }

    // Define g for text area
    if ($$.initText) { $$.initText(); }

    // if zoom privileged, insert rect to forefront
    // TODO: is this needed?
    main.insert('rect', config.zoom_privileged ? null : 'g.' + CLASS.regions)
        .attr('class', CLASS.zoomRect)
        .attr('width', $$.width)
        .attr('height', $$.height)
        .style('opacity', 0)
        .on("dblclick.zoom", null);

    // Set default extent if defined
    if (config.axis_x_extent) { $$.brush.extent($$.getDefaultExtent()); }

    // Add Axis
    $$.initAxis();

    // Set targets
    $$.updateTargets($$.data.targets);

    // Draw with targets
    if (binding) {
        $$.updateDimension();
        $$.config.oninit.call($$);
        $$.redraw({
            withTransform: true,
            withUpdateXDomain: true,
            withUpdateOrgXDomain: true,
            withTransitionForAxis: false
        });
    }

    // Bind resize event
    if (window.onresize == null) {
        window.onresize = $$.generateResize();
    }
    if (window.onresize.add) {
        window.onresize.add(function () {
            config.onresize.call($$);
        });
        window.onresize.add(function () {
            $$.api.flush();
        });
        window.onresize.add(function () {
            config.onresized.call($$);
        });
    }

    // export element of the chart
    $$.api.element = $$.selectChart.node();
};