 	override func populate(builder: FormBuilder) {
 		builder.navigationTitle = "Color picker"
 		builder.toolbarMode = .None
-		
+
+		builder.demo_showInfo("Tap row to expand/collapse.\nPinch to change precision.\nPan to change value.")
+
 		builder += SectionHeaderTitleFormItem().title("Components")
 		builder += slider0
 		builder += slider1

	}()
	
	func updateSummary() {
		let s0 = String(format: "%.4f", slider0.actualValue)
		let s1 = String(format: "%.4f", slider1.actualValue)
		let s2 = String(format: "%.4f", slider2.actualValue)
		summary.value = "\(s0) , \(s1) , \(s2)"
	}
	

	}()
	
	lazy var slider1: PrecisionSliderFormItem = {
		let instance = PrecisionSliderFormItem().decimalPlaces(3).minimumValue(0).maximumValue(1000).value(500)
		instance.title = "Green"
		instance.sliderDidChangeBlock = { [weak self] _ in
			self?.updateSummary()
