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37cf87f009
There doesn't seem to be any particular reason for us to not default the brightness to _something_.
83 lines
3.1 KiB
Dart
83 lines
3.1 KiB
Dart
// Copyright 2015 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:sky';
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import 'package:sky/theme/typography.dart' as typography;
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import 'package:sky/theme/colors.dart' as colors;
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enum ThemeBrightness { dark, light }
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class ThemeData {
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ThemeData({
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ThemeBrightness brightness: ThemeBrightness.light,
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Map<int, Color> primarySwatch,
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Color accentColor,
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this.accentColorBrightness: ThemeBrightness.dark,
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typography.TextTheme text
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}): this.brightness = brightness,
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this.primarySwatch = primarySwatch,
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primaryColorBrightness = primarySwatch == null ? brightness : ThemeBrightness.dark,
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canvasColor = brightness == ThemeBrightness.dark ? colors.Grey[850] : colors.Grey[50],
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cardColor = brightness == ThemeBrightness.dark ? colors.Grey[800] : colors.white,
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dividerColor = brightness == ThemeBrightness.dark ? const Color(0x1FFFFFFF) : const Color(0x1F000000),
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// Some users want the pre-multiplied color, others just want the opacity.
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hintColor = brightness == ThemeBrightness.dark ? const Color(0x42FFFFFF) : const Color(0x4C000000),
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hintOpacity = brightness == ThemeBrightness.dark ? 0.26 : 0.30,
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// TODO(eseidel): Where are highlight and selected colors documented?
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// I flipped highlight/selected to match the News app (which is clearly not quite Material)
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// Gmail has an interesting behavior of showing selected darker until
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// you click on a different drawer item when the first one loses its
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// selected color and becomes lighter, the ink then fills to make the new
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// click dark to match the previous (resting) selected state. States
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// revert when you cancel the tap.
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highlightColor = const Color(0x33999999),
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selectedColor = const Color(0x66999999),
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text = brightness == ThemeBrightness.dark ? typography.white : typography.black {
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assert(brightness != null);
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if (primarySwatch == null) {
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if (brightness == ThemeBrightness.dark) {
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_primaryColor = colors.Grey[900];
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} else {
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_primaryColor = colors.Grey[100];
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}
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} else {
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_primaryColor = primarySwatch[500];
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}
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if (accentColor == null) {
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_accentColor = primarySwatch == null ? colors.Blue[500] : primarySwatch[500];
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} else {
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_accentColor = accentColor;
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}
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}
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factory ThemeData.light() => new ThemeData(primarySwatch: colors.Blue, brightness: ThemeBrightness.light);
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factory ThemeData.dark() => new ThemeData(brightness: ThemeBrightness.dark);
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factory ThemeData.fallback() => new ThemeData.light();
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final ThemeBrightness brightness;
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final Map<int, Color> primarySwatch;
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final Color canvasColor;
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final Color cardColor;
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final Color dividerColor;
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final Color hintColor;
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final Color highlightColor;
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final Color selectedColor;
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final double hintOpacity;
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final typography.TextTheme text;
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Color _primaryColor;
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Color get primaryColor => _primaryColor;
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final ThemeBrightness primaryColorBrightness;
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Color _accentColor;
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Color get accentColor => _accentColor;
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final ThemeBrightness accentColorBrightness;
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}
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