components/schemes/Container/src/MDCContainerScheme.h

// Copyright 2018-present the Material Components for iOS authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#import <Foundation/Foundation.h>

#import <MaterialComponents/MaterialColorScheme.h>
#import <MaterialComponents/MaterialShapeScheme.h>
#import <MaterialComponents/MaterialTypographyScheme.h>

/**
 A container scheme that exposes properties for all supported Material Theming subsystem schemes.
 */
@protocol MDCContainerScheming

/**
 The color scheme to use for the container scheme.
 */
@property(nonatomic, nonnull, readonly) id<MDCColorScheming> colorScheme;

/**
 The typography scheme to use for the container scheme.
 */
@property(nonatomic, nonnull, readonly) id<MDCTypographyScheming> typographyScheme;

/**
 The shape scheme to use for the container scheme.
 */
@property(nonatomic, nullable, readonly) id<MDCShapeScheming> shapeScheme;

@end

/**
 MDCContainerScheme is a class conforming to MDCContainerScheming that contains
 schemes values for theming systems.
 */
__attribute__((objc_subclassing_restricted)) @interface MDCContainerScheme
    : NSObject<MDCContainerScheming>

/**
 Defaults to @c MDCColorSchemeDefaultsMaterial201804
 */
@property(nonatomic, nonnull, readwrite) MDCSemanticColorScheme *colorScheme;

/**
 Defaults to @c MDCTypographySchemeDefaultsMaterial201804
 */
@property(nonatomic, nonnull, readwrite) MDCTypographyScheme *typographyScheme;

/**
 Defaults to @c nil
 */
@property(nonatomic, nullable, readwrite) MDCShapeScheme *shapeScheme;

@end