通过蓝牙连接打印机进行打印票据、标签、二维码.zip

// // LMBluetoothManeger.h / // // Created by on 2019/4/19. // Copyright © 2019 apple. All rights reserved. // #import <Foundation/Foundation.h> #import <CoreBluetooth/CoreBluetooth.h> NS_ASSUME_NONNULL_BEGIN @class LMBluetoothModel; typedef NS_ENUM(NSInteger, BluetoothlinkState) { Bluetoothlinkstate_succe, // 蓝牙连接成功 Bluetoothlinkstate_fail, // 蓝牙连接失败 Bluetoothlinkstate_break // 蓝牙连接断开 }; @protocol BluetoothManegerDelegate <NSObject> @optional /** 蓝牙扫描的结果数据*/ -(void)BluetoothScanperiPheralArr:(NSMutableArray *)PheralArr; /** 蓝牙连接结果*/ -(void)Bluetoothlinkstate:(BluetoothlinkState)state; /** 蓝牙打开状态*/ -(void)BluetoothperipheralState:(CBManagerState)state; @end @interface LMBluetoothManeger : NSObject /**是否已经连接了蓝牙*/ @property (nonatomic ,assign) BOOL isLink; /**当前已连接的对象*/ @property (nonatomic, strong) CBPeripheral *cbPeripheral; /**蓝牙是否开启状态*/ @property (nonatomic, assign) CBManagerState peripheralState; /**代理*/ @property (nonatomic ,weak) id <BluetoothManegerDelegate> delegate; /**初始化蓝牙*/ -(void)initbluetooth; /**蓝牙状态*/ -(void)BluetoothState; /**扫描蓝牙设备*/ -(void)scanBluetoothDevices; /**停止扫描蓝牙设备*/ -(void)stopBluetoothSacn; /**连接蓝牙设备*/ - (void)bluetoothlinkWithPeripheral:(CBPeripheral *)peripheral; +(instancetype)sharedInstance; @end NS_ASSUME_NONNULL_END