Method toggleDensity

src/dev-app/dev-app/dev-app-layout.ts:195–208

(index?: number, tooltipInstance?: MatTooltip)

  }

  toggleDensity(index?: number, tooltipInstance?: MatTooltip) {
    if (index == null) {
      index = (this._densityScales.indexOf(this.state.density) + 1) % this._densityScales.length;
    }

    this.state.density = this._densityScales[index];
    setAppState(this.state);

    // Keep the tooltip open so we can see what the density was changed to. Ideally we'd
    // always show the density in a badge, but the M2 badge is too large for the toolbar.
    if (tooltipInstance) {
      requestAnimationFrame(() => tooltipInstance.show(0));
    }
  }

  toggleRippleDisabled(value = !this.state.rippleDisabled) {
    this._rippleOptions.disabled = this.state.rippleDisabled = value;