PieElevationStyle constructor
Creates an elevation layer.
Implementation
const PieElevationStyle({
this.color,
this.blurRadius = 0,
this.spreadRadius = 0,
this.offset = Offset.zero,
this.opacity = 1,
}) : assert(blurRadius >= 0),
assert(spreadRadius >= 0),
assert(opacity >= 0 && opacity <= 1);