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+//
+//  MATraceReplayOverlay.h
+//  MAMapKit
+//
+//  Created by shaobin on 2017/4/20.
+//  Copyright © 2017年 Amap. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
+#import <AMapNaviKit/MAMapKit.h>
+
+///轨迹回放overlay（since 5.1.0）
+@interface MATraceReplayOverlay : MABaseOverlay
+
+///是否启动点抽稀，默认YES
+@property (nonatomic, assign) BOOL enablePointsReduce;
+
+///小汽车移动速度，默认80 km/h, 单位米每秒
+@property (nonatomic, assign) CGFloat speed;
+
+///是否自动调整车头方向，默认NO
+@property (nonatomic, assign) BOOL enableAutoCarDirection;
+
+///是否暂停, 初始为YES
+@property (nonatomic, assign) BOOL isPaused;
+
+///各个点权重设置，取值1-5，5最大。权重为5则不对此点做抽稀。格式为：{weight:indices}
+@property (nonatomic, strong) NSDictionary<NSNumber*, NSArray*> *pointsWeight;
+
+/**
+ * @brief 重置为初始状态
+ */
+- (void)reset;
+
+/**
+ * @brief 根据map point设置轨迹点
+ * @param points map point数据,points对应的内存会拷贝,调用者负责该内存的释放
+ * @param count  map point个数
+ * @return 返回是否成功
+ */
+- (BOOL)setWithPoints:(MAMapPoint *)points count:(NSInteger)count;
+
+/**
+ * @brief 根据经纬度坐标设置轨迹点
+ * @param coords 经纬度坐标数据,coords对应的内存会拷贝,调用者负责该内存的释放
+ * @param count  经纬度坐标个数
+ * @return 返回是否成功
+ */
+- (BOOL)setWithCoordinates:(CLLocationCoordinate2D *)coords count:(NSInteger)count;
+
+/**
+ * @brief 获取当前car所在位置点索引
+ */
+- (NSInteger)getOrigPointIndexOfCar;
+
+/**
+ * @brief 获取抽稀后当前car所在位置点索引
+ */
+- (NSInteger)getReducedPointIndexOfCar;
+
+/**
+ * @brief 获取行进方向,in radian
+ */
+- (CGFloat)getRunningDirection;
+
+/**
+ * @brief 获取索引index对应的mapPoint
+ */
+- (MAMapPoint)getMapPointOfIndex:(NSInteger)origIndex;
+
+/**
+ * @brief 获取小车位置
+ */
+- (MAMapPoint)getCarPosition;
+
+/**
+ * @brief 预处理，加快后面的操作流畅度. 调用前不要把overlay加到mapview，在callback中再把overlay加到mapview
+ */
+- (void)prepareAsync:(void(^)())callback;
+
+@end