tertiaryContainer property
Implementation
@override
DynamicColor get tertiaryContainer {
final color2025 = DynamicColor(
name: "tertiary_container",
palette: (scheme) => scheme.tertiaryPalette,
tone: (scheme) {
if (scheme.platform == .watch) {
return scheme.variant == .tonalSpot
? _tMaxC(scheme.tertiaryPalette, 0, 90)
: _tMaxC(scheme.tertiaryPalette);
} else {
if (scheme.variant == .neutral) {
return scheme.isDark
? _tMaxC(scheme.tertiaryPalette, 0, 93)
: _tMaxC(scheme.tertiaryPalette, 0, 96);
} else if (scheme.variant == .tonalSpot) {
return _tMaxC(scheme.tertiaryPalette, 0, scheme.isDark ? 93 : 100);
} else if (scheme.variant == .expressive) {
return _tMaxC(
scheme.tertiaryPalette,
/* lowerBound= */ 75,
/* upperBound= */ Hct.isCyan(scheme.tertiaryPalette.hue)
? 88
: (scheme.isDark ? 93 : 100),
);
} else {
// VIBRANT
return scheme.isDark
? _tMaxC(scheme.tertiaryPalette, 0, 93)
: _tMaxC(scheme.tertiaryPalette, 72, 100);
}
}
},
isBackground: true,
background: (scheme) {
if (scheme.platform == .phone) {
return scheme.isDark ? surfaceBright : surfaceDim;
} else {
return null;
}
},
toneDeltaPair: (scheme) => scheme.platform == .watch
? ToneDeltaPair(
roleA: tertiaryContainer,
roleB: tertiaryDim,
delta: 10.0,
polarity: .darker,
constraint: .farther,
)
: null,
contrastCurve: (scheme) =>
scheme.platform == .phone && scheme.contrastLevel > 0
? _getContrastCurve(1.5)
: null,
);
return super.tertiaryContainer.extendSpecVersion(.spec2025, color2025);
}