Sliders work properly when initialized to 0.0

label.go

@@ -12,5 +12,6 @@ func NewLabel (text string) *Label {
 	this := &Label { TextBox: tomo.NewTextBox() }
 	this.SetRole(tomo.R("objects", "Label", ""))
 	this.SetText(text)
+	this.SetAlign(tomo.AlignStart, tomo.AlignMiddle)
 	return this
 }

slider.go

@@ -1,5 +1,6 @@
 package objects
 
+import "math"
 import "image"
 import "git.tebibyte.media/tomo/tomo"
 import "git.tebibyte.media/tomo/tomo/input"
@@ -33,6 +34,7 @@ func newSlider (orient string, value float64) *Slider {
 		},
 		layout: sliderLayout {
 			vertical: orient == "vertical",
+			value:    math.NaN(),
 		},
 		step: 0.05,
 	}