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Explain MaterialColor's constructor better. (#14407)

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Fixes https://github.com/flutter/flutter/issues/14393
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Ian Hickson 2018-02-02 16:00:57 -08:00 committed by GitHub
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5
packages/flutter/lib/src/material/colors.dart
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@ -17,6 +17,11 @@ import 'package:flutter/painting.dart';
/// * [Colors], which defines all of the standard material colors. /// * [Colors], which defines all of the standard material colors.
class MaterialColor extends ColorSwatch<int> { class MaterialColor extends ColorSwatch<int> {
/// Creates a color swatch with a variety of shades. /// Creates a color swatch with a variety of shades.
///
/// The `primary` argument should be the 32 bit ARGB value of one of the
/// values in the swatch, as would be passed to the [new Color] constructor
/// for that same color, and as is exposed by [value]. (This is distinct from
/// the specific index of the color in the swatch.)
const MaterialColor(int primary, Map<int, Color> swatch) : super(primary, swatch); const MaterialColor(int primary, Map<int, Color> swatch) : super(primary, swatch);
/// The lightest shade. /// The lightest shade.

5
packages/flutter/lib/src/painting/colors.dart
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@ -205,6 +205,11 @@ class HSVColor {
/// * [material.Colors], which defines all of the standard material design colors. /// * [material.Colors], which defines all of the standard material design colors.
class ColorSwatch<T> extends Color { class ColorSwatch<T> extends Color {
/// Creates a color that has a small table of related colors called a "swatch". /// Creates a color that has a small table of related colors called a "swatch".
///
/// The `primary` argument should be the 32 bit ARGB value of one of the
/// values in the swatch, as would be passed to the [new Color] constructor
/// for that same color, and as is exposed by [value]. (This is distinct from
/// the specific index of the color in the swatch.)
const ColorSwatch(int primary, this._swatch) : super(primary); const ColorSwatch(int primary, this._swatch) : super(primary);
@protected @protected