ElevationOverlay class abstract final

A utility class for dealing with the overlay color needed to indicate elevation of surfaces.




hashCode int
The hash code for this object.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited


noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
toString() String
A string representation of this object.


operator ==(Object other) bool
The equality operator.

Static Methods

applyOverlay(BuildContext context, Color color, double elevation) Color
Applies an overlay color to a surface color to indicate the level of its elevation in a dark theme.
applySurfaceTint(Color color, Color? surfaceTint, double elevation) Color
Applies a surface tint color to a given container color to indicate the level of its elevation.
colorWithOverlay(Color surface, Color overlay, double elevation) Color
Returns a color blended by laying a semi-transparent overlay (using the overlay color) on top of a surface (using the surface color).
overlayColor(BuildContext context, double elevation) Color
Computes the appropriate overlay color used to indicate elevation in dark themes.