components/private/ThumbTrack/src/MDCThumbView.h

// Copyright 2015-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 <UIKit/UIKit.h>

#import "MaterialShadowElevations.h"

@interface MDCThumbView : UIView

/**
 The elevation of the thumb view.

 Default is MDCShadowElevationNone (no shadow).
 */
@property(nonatomic, assign) MDCShadowElevation elevation;

/** The border width of the thumbview layer. */
@property(nonatomic, assign) CGFloat borderWidth;

/** The border color of the thumbview layer. */
@property(nullable, nonatomic) UIColor *borderColor;

/** The corner radius of the thumbview layer. */
@property(nonatomic, assign) CGFloat cornerRadius;

/**
 A Boolean value that determines whether the visible area is centered in the bounds of the view.

 If set to YES, the visible area is centered in the bounds of the view, which is often used to
 configure invisible tappable area. If set to NO, the visible area fills its bounds.

 The default value is @c NO.
*/
@property(nonatomic, assign) BOOL centerVisibleArea;

/** Set the @c icon shown on the thumb. */
- (void)setIcon:(nullable UIImage *)icon;

/** The color of the shadow of the thumb view. Defaults to black. */
@property(nonnull, nonatomic, strong) UIColor *shadowColor;

@end