private render()

in src/WordCloud.ts [1432:1501]
56 lines of code
4 McCabe index (conditional complexity)

    private render(wordCloudDataView: WordCloudDataView): void {
        if (!wordCloudDataView || !wordCloudDataView.data) {
            return;
        }

        this.scaleMainView(wordCloudDataView);

        this.wordsGroupSelection = this.main
            .select(WordCloud.Words.selectorName)
            .selectAll("g")
            .data(wordCloudDataView.data);

        let wordGroupSelectionMerged: Selection<WordCloudDataPoint> = this.wordsGroupSelection
            .enter()
            .append("svg:g")
            .merge(this.wordsGroupSelection)
            .classed(WordCloud.WordGroup.className, true);

        wordGroupSelectionMerged
            .append("svg:text")
            .style("font-size", WordCloud.DefaultTextFontSize);
        wordGroupSelectionMerged
            .append("svg:rect");

        this.wordsGroupSelection
            .exit()
            .remove();

        wordGroupSelectionMerged
            .attr("transform", (dataPoint: WordCloudDataPoint) => {
                return `${translate(dataPoint.x, dataPoint.y)} rotate(${dataPoint.rotate})`;
            })
            .sort((a: WordCloudDataPoint, b: WordCloudDataPoint) => {
                return b.height * b.width - a.height * a.width;
            });

        this.wordsTextUpdateSelection = wordGroupSelectionMerged
            .selectAll("text")
            .data((dataPoint: WordCloudDataPoint) => [dataPoint]);

        this.wordsTextUpdateSelection.text((dataPoint: WordCloudDataPoint) => dataPoint.text);

        this.animateSelection(this.wordsTextUpdateSelection, this.durationAnimations)
            .style("font-size", ((item: WordCloudDataPoint): string => PixelConverter.toString(item.size)))
            .style("fill", ((item: WordCloudDataPoint): string => item.color));

        wordGroupSelectionMerged
            .selectAll("rect")
            .data((dataPoint: WordCloudDataPoint) => [dataPoint])
            .attr("x", (dataPoint: WordCloudDataPoint) => -dataPoint.getWidthOfWord() * WordCloud.XOffsetPosition)
            .attr("width", (dataPoint: WordCloudDataPoint) => dataPoint.getWidthOfWord())
            .attr("y", (dataPoint: WordCloudDataPoint) => -dataPoint.size * WordCloud.YOffsetPosition)
            .attr("height", (dataPoint: WordCloudDataPoint) => dataPoint.size * WordCloud.HeightOffsetPosition)
            .attr("fill", () => WordCloud.TextFillColor)
            .on("click", (dataPoint: WordCloudDataPoint) => {
                (<MouseEvent>d3.event).stopPropagation();

                this.setSelection(dataPoint);
            });

        this.clearIncorrectSelection(this.data.dataView);
        this.renderSelection();
        this.renderTooltip(wordGroupSelectionMerged);

        this.isUpdating = false;

        if (this.incomingUpdateOptions !== this.visualUpdateOptions) {
            this.update(this.incomingUpdateOptions);
        }
    }