//
//  SLMosaicView.h
//  DarkMode
//
//  Created by wsl on 2019/10/25.
//  Copyright © 2019 wsl. All rights reserved.
//

#import <UIKit/UIKit.h>

NS_ASSUME_NONNULL_BEGIN

/// 马赛克类型
typedef NS_ENUM(NSUInteger, SLMosaicType) {
    /// 方块马赛克
    SLMosaicTypeSquare,
    /// 画笔涂抹
    SLMosaicTypePaintbrush
};
/// 马赛克  画板
@interface SLMosaicView : UIView
/// 马赛克类型
@property (nonatomic, assign) SLMosaicType mosaicType;
/// 马赛克方块大小  默认15
@property (nonatomic, assign) CGFloat squareWidth;
/// 画笔涂抹大小   默认 (50, 50)
@property (nonatomic, assign) CGSize paintSize;
/// 正在涂抹
@property (nonatomic, readonly) BOOL isBrushing;
/// 开始涂抹
@property (nonatomic, copy) void(^brushBegan)(void);
/// 涂抹结束
@property (nonatomic, copy) void(^brushEnded)(void);
///某个点的颜色
@property (nonatomic, copy) UIColor *(^brushColor)(CGPoint point);

/// 数据
@property (nonatomic, strong) NSDictionary *data;

/// 是否可撤销
- (BOOL)canBack;
// 撤销
- (void)goBack;
/// 清空画板 不可恢复
- (void)clear;
@end

NS_ASSUME_NONNULL_END