Use ActorPreviewWidget for the color pickers.

mods/ts/rules/misc.yaml

@@ -10,6 +10,20 @@ waypoint:
 	RenderEditorOnly:
 	BodyOrientation:
 
+^mmch.colorpicker:
+	Inherits: MMCH
+	Mobile:
+		InitialFacing: 160
+	Turreted:
+		InitialFacing: 160
+	RenderInfantry:
+		Image: mmch
+		StandAnimations: run
+		Palette: colorpicker
+	RenderVoxels:
+		Image: mmch
+		Palette: colorpicker
+
 CAMERA:
 	Immobile:
 		OccupiesSpace: false

mods/ts/rules/world.yaml

@@ -37,6 +37,7 @@ World:
 		Name: colorpicker
 		Filename: unittem.pal
 		AllowModifiers: false
+		ShadowIndex: 1
 	PaletteFromRGBA@shadow:
 		Name: shadow
 		R: 0