constants.dart

// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

/// The height of the toolbar component of the [AppBar].
const double kToolbarHeight = 56.0;

/// The height of the bottom navigation bar.
const double kBottomNavigationBarHeight = 60.0;

/// The height of a tab bar containing text.
const double kTextTabBarHeight = 48.0;

/// The amount of time theme change animations should last.
const Duration kThemeChangeDuration = const Duration(milliseconds: 200);

/// The radius of a circular material ink response in logical pixels.
const double kRadialReactionRadius = 24.0;

/// The amount of time a circular material ink response should take to expand to its full size.
const Duration kRadialReactionDuration = const Duration(milliseconds: 200);

/// The value of the alpha channel to use when drawing a circular material ink response.
const int kRadialReactionAlpha = 0x33;