components/Buttons/src/ButtonThemer/MDCButtonScheme.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 "MaterialColorScheme.h"
#import "MaterialTypographyScheme.h"

#import <Foundation/Foundation.h>

/**
 MDCButtonScheming represents the design parameters for an MDCButton.

 An instance of this protocol can be applied to an instance of MDCButton using any of the
 MDC*ButtonThemer APIs.
 */
@protocol MDCButtonScheming

/**
 The color scheme to be applied to a button.
 */
@property(nonnull, readonly, nonatomic) id<MDCColorScheming> colorScheme;

/**
 The typography scheme to be applied to a button.
 */
@property(nonnull, readonly, nonatomic) id<MDCTypographyScheming> typographyScheme;

/**
 The corner radius to be applied to a button.
 */
@property(readonly, nonatomic) CGFloat cornerRadius;

/**
 The minimum height to be applied to a button.
 */
@property(readonly, nonatomic) CGFloat minimumHeight;

@end

/**
 An MDCButtonScheme is a mutable representation of the design parameters for an MDCButton.
 */
@interface MDCButtonScheme : NSObject <MDCButtonScheming>

/**
 A mutable representation of a color scheme.

 By default, this is initialized with the latest color scheme defaults.
 */
@property(nonnull, readwrite, nonatomic) id<MDCColorScheming> colorScheme;

/**
 A mutable representation of a typography scheme.

 By default, this is initialized with the latest typography scheme defaults.
 */
@property(nonnull, readwrite, nonatomic) id<MDCTypographyScheming> typographyScheme;

/**
 A mutable representation of corner radius.

 By default, this is 4.
 */
@property(readwrite, nonatomic) CGFloat cornerRadius;

/**
 A mutable representation of minimum height.

 By default, this is 36.
 */
@property(readwrite, nonatomic) CGFloat minimumHeight;

@end