91 lines
2.6 KiB
Dart
91 lines
2.6 KiB
Dart
import 'dart:ui';
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import 'package:flutter/material.dart';
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MonoTokens tokens(BuildContext context) => Theme.of(context).extension<MonoTokens>()!;
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@immutable
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class MonoTokens extends ThemeExtension<MonoTokens> {
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final double radiusSm;
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final double radiusMd;
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final double space;
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final Duration fast;
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final Duration normal;
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final Duration slow;
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final Color bg;
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final Color surface;
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final Color outline;
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final Color text;
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final Color textMuted;
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final InteractiveInkFeatureFactory? splashFactory;
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const MonoTokens({
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required this.radiusSm,
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required this.radiusMd,
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required this.space,
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required this.fast,
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required this.normal,
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required this.slow,
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required this.bg,
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required this.surface,
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required this.outline,
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required this.text,
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required this.textMuted,
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required this.splashFactory,
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});
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@override
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MonoTokens copyWith({
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double? radiusSm,
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double? radiusMd,
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double? space,
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Duration? fast,
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Duration? normal,
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Duration? slow,
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Color? bg,
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Color? surface,
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Color? outline,
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Color? text,
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Color? textMuted,
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InteractiveInkFeatureFactory? splashFactory,
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}) => MonoTokens(
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radiusSm: radiusSm ?? this.radiusSm,
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radiusMd: radiusMd ?? this.radiusMd,
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space: space ?? this.space,
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fast: fast ?? this.fast,
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normal: normal ?? this.normal,
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slow: slow ?? this.slow,
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bg: bg ?? this.bg,
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surface: surface ?? this.surface,
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outline: outline ?? this.outline,
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text: text ?? this.text,
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textMuted: textMuted ?? this.textMuted,
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splashFactory: splashFactory ?? this.splashFactory,
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);
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@override
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ThemeExtension<MonoTokens> lerp(covariant MonoTokens? other, double t) {
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if (other == null) return this;
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Color lerpC(Color a, Color b) => Color.lerp(a, b, t)!;
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return MonoTokens(
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radiusSm: lerpDouble(radiusSm, other.radiusSm, t)!,
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radiusMd: lerpDouble(radiusMd, other.radiusMd, t)!,
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space: lerpDouble(space, other.space, t)!,
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fast: Duration(
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milliseconds: lerpDouble(fast.inMilliseconds.toDouble(), other.fast.inMilliseconds.toDouble(), t)!.round(),
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),
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normal: Duration(
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milliseconds: lerpDouble(normal.inMilliseconds.toDouble(), other.normal.inMilliseconds.toDouble(), t)!.round(),
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),
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slow: Duration(
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milliseconds: lerpDouble(slow.inMilliseconds.toDouble(), other.slow.inMilliseconds.toDouble(), t)!.round(),
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),
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bg: lerpC(bg, other.bg),
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surface: lerpC(surface, other.surface),
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outline: lerpC(outline, other.outline),
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text: lerpC(text, other.text),
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textMuted: lerpC(textMuted, other.textMuted),
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splashFactory: other.splashFactory,
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);
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}
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}
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