render()

in client/client/modules/render/heatmap/renderer/viewport-renderer/axis-renderer.js [448:485]

• 38 lines of code
• 25 McCabe index (conditional complexity)

    render() {
        if (!this.initialized) {
            return false;
        }
        const dendrogramChanged = !!this.options && this.session.dendrogram !== this.options.dendrogram;
        const scaleChanged = this.session.scale !== this.axis.scale.tickSize;
        const positionChanged = scaleChanged ||
            this.session.center !== this.axis.center ||
            this.session.deviceSize !== this.axis.deviceSize;
        const hoveredTickValue = this.hoveredTick ? this.hoveredTick.value : undefined;
        const hoverChanged = this.session.hovered !== hoveredTickValue;
        const visibilityChanged = (scaleChanged || hoverChanged) && !this.axis.isAnimating;
        let changed = false;
        if (scaleChanged || dendrogramChanged) {
            changed = this.updateTicksPositions() || changed;
        }
        if (positionChanged || dendrogramChanged || hoverChanged || visibilityChanged) {
            this.translate();
            changed = this.updateTicksVisibility() || changed;
        }
        changed = this.ticks
            .map(tick => tick.render())
            .filter(Boolean)
            .length > 0 || changed;
        this.session.scale = this.axis.scale.tickSize;
        this.session.center = this.axis.center;
        this.session.deviceSize = this.axis.deviceSize;
        this.session.hovered = hoveredTickValue;
        this.session.dendrogram = !!this.options && this.options.dendrogram;
        const scrollerChanged = this.scroller ? this.scroller.render() : false;
        return scaleChanged ||
            positionChanged ||
            hoverChanged ||
            visibilityChanged ||
            dendrogramChanged ||
            scrollerChanged ||
            changed;
    }