iOS中蓝牙2.0详解ios蓝牙设备详解韩俊强的博客

来源：互联网发布：mac笔记本配置交换机编辑：程序博客网时间：2024/06/06 19:06

整体布局如下:

程序结构如右图:

每日更新关注:http://weibo.com/hanjunqiang 新浪微博

==========================================================================

指定根视图:

RootViewController * rootVC = [[RootViewController alloc] init];

UINavigationController * nav = [[UINavigationController alloc] initWithRootViewController:rootVC];

self.window.rootViewController= nav;

根视图:

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

242

243

244

245

246

247

248

249

250

251

252

253

254

255

256

257

258

259

260

261

262

263

264

265

266

267

268

269

270

271

272

273

274

275

276

277

278

279

280

281

282

283

284

285

286

287

288

289

290

291

292

293

294

295

296

297

298

299

300

301

302

303

304

305

306

307

308

309

310

311

312

313

314

315

316

317

318

319

320

321

322

323

324

325

326

327

328

329

330

331

332

333

334

335

336

337

338

339

340

341

342

343

344

345

346

347

348

349

350

351

352

353

354

355

356

357

358

359

360

361

362

363

364

365

366

367

368

369

370

371

372

373

374

375

376

377

378

379

380

381

382

383

384

385

386

387

388

389

390

391

392

393

394

395

396

397

398

399

400

401

402

403

404

405

406

407

408

409

410

411

412

413

414

415

416

417

418

419

420

421

422

423

424

425

426

427

428

429

430

431

432

433

434

435

436

437

438

439

440

441

442

443

444

445

446

447

448

449

450

451

452

453

454

455

456

457

458

459

460

461

462

463

464

465

466

467

468

469

470

471

472

473

474

475

476

477

478

479

480

481

482

483

484

485

486

487

488

489

490

491

492

493

494

495

496

497

498

499

500

501

502

503

504

505

506

507

508

509

510

511

512

513

514

515

516

517

518

519

520

521

522

523

524

525

526

527

528

529

530

531

532

533

534

535

536

537

538

539

540

541

542

543

544

545

546

547

548

549

550

551

552

553

554

555

556

557

558

559

560

561

562

563

564

565

566

567

568

569

570

571

572

573

574

575

576

577

578

579

580

581

582

583

584

585

586

587

588

589

590

591

592

593

594

595

596

597

598

599

600

601

602

603

604

605

606

607

608

609

610

611

612

613

614

615

616

617

618

619

620

621

622

623

624

625

626

627

628

629

630

631

632

633

634

635

636

637

638

639

640

641

642

643

644

645

646

647

648

649

650

651

652

653

654

655

656

657

658

659

660

661

662

663

664

665

666

667

668

669

670

671

672

673

674

675

676

677

678

679

680

681

682

683

684

685

686

687

688

689

690

691

692

693

694

695

696

697

698

699

700

701

702

703

704

705

706

707

708

709

710

711

712

713

714

715

716

717

718

719

720

721

722

723

724

725

726

727

728

729

730

731

732

733

734

735

736

737

738

739

740

741

742

743

744

745

746

747

748

749

750

751

752

753

754

755

756

757

758

759

760

761

762

763

764

765

766

767

768

769

770

771

772

773

774

775

776

777

778

779

780

781

782

783

784

785

786

787

788

789

790

791

792

793

794

795

796

797

798

799

800

801

802

803

804

805

806

807

808

809

810

811

812

813

814

815

816

817

818

819

820

821

822

823

824

825

826

827

828

829

830

831

832

833

834

835

836

837

838

839

840

841

842

843

844

845

846

847

848

849

850

851

852

853

854

855

856

857

858

859

860

861

862

863

864

865

866

867

868

869

870

871

872

873

874

875

876

877

878

879

880

881

882

883

884

885

886

887

888

889

890

891

892

893

894

895

896

897

898

899

900

901

902

903

904

905

906

907

908

909

910

911

912

913

914

915

916

917

918

919

920

921

922

923

924

925

926

927

928

929

930

931

932

933

934

935

936

937

938

939

940

941

942

943

944

945

946

947

948

949

950

951

952

953

954

955

956

957

958

959

960

961

962

963

964

965

966

967

968

969

970

971

972

973

974

975

976

977

978

979

980

981

982

983

984

985

986

987

988

989

990

991

992

993

994

995

996

997

998

999

1000

1001

1002

1003

1004

1005

1006

1007

1008

1009

1010

1011

1012

1013

1014

1015

1016

1017

1018

1019

1020

1021

1022

1023

1024

1025

1026

1027

1028

1029

1030

1031

1032

1033

1034

1035

1036

1037

1038

1039

1040

1041

1042

1043

1044

1045

1046

1047

1048

1049

1050

1051

1052

1053

1054

1055

1056

1057

1058

1059

1060

1061

1062

1063

1064

1065

1066

1067

1068

1069

1070

1071

1072

1073

1074

1075

1076

1077

1078

1079

1080

1081

1082

1083

1084

1085

1086

1087

1088

1089

1090

1091

1092

1093

1094

1095

1096

1097

1098

1099

1100

1101

1102

1103

1104

1105

1106

1107

1108

#import RootViewController.h

#import BlueSessionManager.h

#import ChatCell.h

#import ChatItem.h

#import

#define kRecordAudioFile @myRecord.caf

// 判断大小

#define HEIGHT [UIScreen mainScreen].bounds.size.height

#define WIDTH [UIScreen mainScreen].bounds.size.width

#define ChatHeight 45.0

@interface RootViewController ()<nsstreamdelegate,uitableviewdatasource,uitableviewdelegate,uitextviewdelegate,uiactionsheetdelegate,uiimagepickercontrollerdelegate,uinavigationcontrollerdelegate,avaudiorecorderdelegate,avaudioplayerdelegate>

{

float _sendBackViewHeight;

float _sendTextViewHeight;

UIImagePickerController * _picker;

UIView * _backRemindRecordView;

}

// DataAndBlue

@property(strong, nonatomic) BlueSessionManager *sessionManager;

@property(strong, nonatomic) NSMutableArray *datasource;

@property(strong, nonatomic) NSMutableArray * myDataArray;

@property(strong, nonatomic) NSMutableData *streamData;

@property(strong, nonatomic) NSOutputStream *outputStream;

@property(strong, nonatomic) NSInputStream *inputStream;

// UI

@property(strong, nonatomic) UITableView * tableView;

@property(strong, nonatomic) UIView * sendBackView;

@property(strong, nonatomic) UITextView * sendTextView;

@property(strong, nonatomic) UIButton * sendButton;

// 语音播放

@property (nonatomic,strong) AVAudioRecorder *audioRecorder;//音频录音机

//音频播放器，用于播放录音文件

@property (nonatomic,strong) AVAudioPlayer *audioPlayer;

@property (nonatomic,strong) NSTimer *timer;//录音声波监控（注意这里暂时不对播放进行监控）

@property (strong, nonatomic) UIProgressView *audioPower;//音频波动

@end

@implementation RootViewController

- (void)viewDidLoad {

[super viewDidLoad];

[self makeBlueData];

[self readyUI];

[self buildVideoForWe];

// Do any additional setup after loading the view

}

#pragma mark 基本制作

- (void)readyUI

{

self.title = @蓝牙设置;

self.view.backgroundColor = [UIColor whiteColor];

self.automaticallyAdjustsScrollViewInsets = NO;

NSArray * buttonTitleArray = @[@寻找设备,@打开天线];

self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:buttonTitleArray[0] style:UIBarButtonItemStyleDone target:self action:@selector(lookOtherDevice)];

self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:buttonTitleArray[1] style:UIBarButtonItemStyleDone target:self action:@selector(showSelfAdvertiser)];

[self makeUIView];

}

- (void)lookOtherDevice

{

[self.sessionManager browseWithControllerInViewController:self connected:^{

NSLog(@connected);

} canceled:^{

NSLog(@cancelled);

}];

}

- (void)showSelfAdvertiser

{

[self.sessionManager advertiseForBrowserViewController];

}

#pragma mark 制作页面UI

- (void)makeUIView

{

// NSLog(@width === %f,height===== %f,WIDTH,HEIGHT);

self.myDataArray = [NSMutableArray arrayWithCapacity:0];

self.tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 64, WIDTH, HEIGHT - 64 - ChatHeight - 10)];

self.tableView.delegate = self;

self.tableView.dataSource = self;

self.tableView.separatorStyle = UITableViewCellSelectionStyleNone;

[self.view addSubview:self.tableView];

//-------------------------------------------------------------------------//

self.sendBackView = [[UIView alloc] initWithFrame:CGRectMake(0, HEIGHT - ChatHeight, WIDTH, ChatHeight)];

self.sendBackView.backgroundColor = [UIColor colorWithRed:240/255.0 green:240/255.0 blue:240/255.0 alpha:1.0];

[self.view addSubview:self.sendBackView];

// float heightView = self.sendBackView.frame.size.height;

self.sendTextView = [[UITextView alloc] initWithFrame:CGRectMake(10, 5, WIDTH - 10 - 90, 35)];

// self.sendTextView.backgroundColor = [UIColor lightGrayColor];

self.sendTextView.returnKeyType = UIReturnKeySend;

self.sendTextView.font = [UIFont systemFontOfSize:17];

self.sendTextView.editable = YES;

self.sendTextView.delegate = self;

[self.sendBackView addSubview:self.sendTextView];

UIButton * addButton = [UIButton buttonWithType:UIButtonTypeContactAdd];

addButton.frame = CGRectMake(WIDTH - 85, 2, 37, 37);

[addButton addTarget:self action:@selector(addNextImage) forControlEvents:UIControlEventTouchUpInside];

[self.sendBackView addSubview:addButton];

self.sendButton = [UIButton buttonWithType:UIButtonTypeCustom];

self.sendButton.frame = CGRectMake(WIDTH - 45, 5, 40, 30);

[self.sendButton setImage:[UIImage imageNamed:@record.png] forState:UIControlStateNormal];

[self.sendButton addTarget:self action:@selector(videoRecord) forControlEvents:UIControlEventTouchUpInside];

[self.sendBackView addSubview:self.sendButton];

// 增加通知

[self addTheNoticeForKeyDownUp];

}

#pragma mark 图片的传输---------///////

- (void)addNextImage

{

UIActionSheet *chooseImageSheet = [[UIActionSheet alloc] initWithTitle:nil delegate:self cancelButtonTitle:@取消 destructiveButtonTitle:nil otherButtonTitles:@照相机,@相册, nil];

[chooseImageSheet showInView:self.view];

}

#pragma mark UIActionSheetDelegate Method

-(void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex

{

_picker = [[UIImagePickerController alloc] init];

_picker.delegate = self;

switch (buttonIndex) {

case 0://Take picture

if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera])

{

_picker.sourceType = UIImagePickerControllerSourceTypeCamera;

}

[self presentViewController:_picker animated:NO completion:nil];

break;

case 1:

//From album

_picker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;

[self presentViewController:_picker animated:NO completion:^{

// 改变状态栏的颜色为正常这是这个独有的地方需要处理的

[[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleDefault];

}];

break;

default:

break;

}

// 相册

-(void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info

{

NSString *type = [info objectForKey:UIImagePickerControllerMediaType];

//当选择的类型是图片

if ([type isEqualToString:@public.image])

{

//先把图片转成NSData

UIImage* image = [info objectForKey:UIImagePickerControllerOriginalImage];

NSData *data;

if (UIImagePNGRepresentation(image) == nil)

{

data = UIImageJPEGRepresentation(image, 1.0);

}

else

{

data = UIImagePNGRepresentation(image);

}

//图片保存的路径

//这里将图片放在沙盒的documents文件夹中

NSString * DocumentsPath = [NSHomeDirectory() stringByAppendingPathComponent:@Documents];

//文件管理器

NSFileManager *fileManager = [NSFileManager defaultManager];

//把刚刚图片转换的data对象拷贝至沙盒中并保存为image.png

[fileManager createDirectoryAtPath:DocumentsPath withIntermediateDirectories:YES attributes:nil error:nil];

[fileManager createFileAtPath:[DocumentsPath stringByAppendingString:@/image.png] contents:data attributes:nil];

//得到选择后沙盒中图片的完整路径

NSString * filePath = [[NSString alloc]initWithFormat:@%@%@,DocumentsPath, @/image.png];

[_picker dismissViewControllerAnimated:NO completion:^{

// 改变状态栏的颜色改变为白色

[[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleLightContent];

// 这边是真正的发送

if(!self.sessionManager.isConnected)

{

UIAlertView *alertView = [[UIAlertView alloc]initWithTitle:@蓝牙已经断开了，请重新连接！ message:nil delegate:nil cancelButtonTitle:nil otherButtonTitles:@知道了, nil];

[alertView show];

return;

}

ChatItem * chatItem = [[ChatItem alloc] init];

chatItem.isSelf = YES;

chatItem.states = picStates;

chatItem.picImage = image;

[self.datasource addObject:chatItem];

[self insertTheTableToButtom];

[self sendAsResource:filePath];

}];

}

- (void)sendAsResource:(NSString *)path

{

NSLog(@dispaly ====%@,self.sessionManager.firstPeer.displayName);

NSString * name = [NSString stringWithFormat:@%@ForPic,[[UIDevice currentDevice] name]];

NSURL * url = [NSURL fileURLWithPath:path];

NSProgress *progress = [self.sessionManager sendResourceWithName:name atURL:url toPeer:self.sessionManager.firstPeer complete:^(NSError *error) {

if(!error) {

NSLog(@finished sending resource);

}

else {

NSLog(@%@, error);

}

}];

NSLog(@%@, @(progress.fractionCompleted));

}

#pragma mark 普通数据的传输

- (void)sendWeNeedNews

{

if(!self.sessionManager.isConnected)

{

UIAlertView *alertView = [[UIAlertView alloc]initWithTitle:@蓝牙已经断开了，请重新连接！ message:nil delegate:nil cancelButtonTitle:nil otherButtonTitles:@知道了, nil];

[alertView show];

return;

}

if([self.sendTextView.text isEqualToString:@])

{

return;

}

ChatItem * chatItem = [[ChatItem alloc] init];

chatItem.isSelf = YES;

chatItem.states = textStates;

chatItem.content = self.sendTextView.text;

[self.datasource addObject:chatItem];

// 加到数组里面

// 添加行 indexPath描述位置的具体信息

[self insertTheTableToButtom];

NSData *data = [NSKeyedArchiver archivedDataWithRootObject:self.sendTextView.text];

NSError *error = [self.sessionManager sendDataToAllPeers:data];

if(!error) {

//there was no error.

}

else {

NSLog(@%@, error);

}

[self returnTheNewBack];

}

- (void)returnTheNewBack

{

// 归零

self.sendTextView.text = @;

[self.sendTextView resignFirstResponder];

self.tableView.frame = CGRectMake(0, 64, WIDTH, HEIGHT - 64 - ChatHeight - 10 );

self.sendBackView.frame = CGRectMake(0, HEIGHT - ChatHeight , WIDTH, ChatHeight);

}

// 这是一种很好的键盘下移方式

-(BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text

{

if ([text isEqualToString:@

]) {

[self sendWeNeedNews];

return NO;

}

return YES;

}

- (void)textViewDidChange:(UITextView *)textView

{

// 随机改变其高度

float textHeight = [self heightForString:textView.text fontSize:16 andWidth:textView.frame.size.width];

_sendTextViewHeight = textHeight;

// NSLog(@teztheight ===== %f,textHeight);

self.sendTextView.frame = CGRectMake(10, 5, WIDTH - 10 - 90, _sendTextViewHeight);

self.sendBackView.frame = CGRectMake(0, HEIGHT - _sendBackViewHeight - _sendTextViewHeight - 10, WIDTH, _sendTextViewHeight + 10);

}

- (float) heightForString:(NSString *)value fontSize:(float)fontSize andWidth:(float)width

{

UITextView *detailTextView = [[UITextView alloc]initWithFrame:CGRectMake(0, 0, width, 0)];

detailTextView.font = [UIFont systemFontOfSize:fontSize];

detailTextView.text = value;

CGSize deSize = [detailTextView sizeThatFits:CGSizeMake(width,CGFLOAT_MAX)];

return deSize.height;

}

#pragma mark 以下是为了配合键盘上移的变化

- (void)addTheNoticeForKeyDownUp

{

[ [NSNotificationCenter defaultCenter] addObserver:self selector:@selector(handleKeyBoardDidShow:) name:UIKeyboardDidShowNotification object:nil];

[ [NSNotificationCenter defaultCenter] addObserver:self selector:@selector(handleKeyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];

}

- (void)dealloc

{

[[NSNotificationCenter defaultCenter] removeObserver:self];

}

-(void)handleKeyBoardDidShow:(NSNotification *)paramNotification

{

CGSize size = [[paramNotification.userInfo objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue].size;

_sendBackViewHeight = size.height;

[UIView animateWithDuration:0.000001 animations:^{

self.tableView.frame = CGRectMake(0, 64, WIDTH, HEIGHT - 64 - ChatHeight - size.height);

self.sendBackView.frame = CGRectMake(0, HEIGHT - ChatHeight - size.height, WIDTH, ChatHeight);

}];

}

-(void)handleKeyboardWillHide:(NSNotification *)paramNotification

{

[UIView animateWithDuration:0.1 animations:^{

if(_sendTextViewHeight > 0)

{

self.tableView.frame = CGRectMake(0, 64, WIDTH, HEIGHT - 64 - _sendTextViewHeight + 10 );

self.sendBackView.frame = CGRectMake(0, HEIGHT - _sendTextViewHeight - 10, WIDTH, _sendTextViewHeight + 10);

}

else

{

self.tableView.frame = CGRectMake(0, 64, WIDTH, HEIGHT - 64 - ChatHeight - 10 );

self.sendBackView.frame = CGRectMake(0, HEIGHT - ChatHeight , WIDTH, ChatHeight);

}

}];

}

/*--------------------------------------------------------------------------------------------*/

- (void)insertTheTableToButtom

{

// 哪一组哪一段

NSIndexPath * indexPath = [NSIndexPath indexPathForRow:self.datasource.count- 1 inSection:0];

// 添加新的一行

[self.tableView insertRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationFade];

// 滑动到底部第二个参数是滑动到底部

[self.tableView scrollToRowAtIndexPath:indexPath atScrollPosition:UITableViewScrollPositionBottom animated:YES];

}

#pragma mark tableView 代理

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {

return 1;

}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {

return self.datasource.count;

}

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath

{

ChatItem * chatItem = [self.datasource objectAtIndex:indexPath.row];

if(chatItem.states == picStates)

{

NSLog(@widht====%f,height======%f,chatItem.picImage.size.width,chatItem.picImage.size.height);

return 50;

}

else if(chatItem.states == textStates)

{

CGSize size = [chatItem.content boundingRectWithSize:CGSizeMake(250, 1000) options:NSStringDrawingTruncatesLastVisibleLine | NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName :[UIFont systemFontOfSize:14]} context:nil].size;

return size.height + 20 + 10; // 与view的距离＋与Cell的距离

}

else

{

return 50;

}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath

{

static NSString * iden = @iden;

ChatCell * cell = [tableView dequeueReusableCellWithIdentifier:iden];

if(cell == nil)

{

cell = [[ChatCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:iden];

cell.selectionStyle = UITableViewCellSelectionStyleNone;

// 让后面选中的没有阴影效果

}

// 模型

ChatItem * chatItem = [self.datasource objectAtIndex:indexPath.row];

//如果自己发的

if(chatItem.isSelf)

{

cell.leftHeadImage.hidden = YES;

cell.rightHeadImage.hidden = NO;

if(chatItem.states == picStates)

{

cell.lefeView.hidden = YES;

cell.rightView.hidden = YES;

cell.rightPicImage.image = chatItem.picImage;

cell.leftPicImage.hidden = YES;

cell.rightPicImage.hidden = NO;

cell.leftVideoButton.hidden = YES;

cell.rightVideoButton.hidden = YES;

NSLog(@self send);

}

else if(chatItem.states == textStates)

{

cell.rightPicImage.hidden = YES;

cell.leftPicImage.hidden = YES;

cell.lefeView.hidden = YES;

cell.rightView.hidden = NO;

cell.leftVideoButton.hidden = YES;

cell.rightVideoButton.hidden = YES;

// 复用机制

cell.rightLabel.frame = CGRectMake(10, 5, size.width, size.height);

cell.rightView.frame = CGRectMake(WIDTH - 40 -size.width-25, 5, size.width + 25, size.height + 18);

cell.rightLabel.text = chatItem.content;

}

else

{

cell.rightView.hidden = YES;

cell.lefeView.hidden = YES;

cell.rightView.hidden = YES;

cell.lefeView.hidden = YES;

cell.leftVideoButton.hidden = YES;

cell.rightVideoButton.hidden = NO;

cell.rightVideoButton.tag = 300 + indexPath.row;

[cell.rightVideoButton addTarget:self action:@selector(cellSelectIndex:) forControlEvents:UIControlEventTouchUpInside];

[cell.rightVideoButton setImage:[UIImage imageNamed:@record.png] forState:UIControlStateNormal];

}

else // 接受得到

{

cell.leftHeadImage.hidden = NO;

cell.rightHeadImage.hidden = YES;

if(chatItem.states == picStates)

{

cell.rightView.hidden = YES;

cell.lefeView.hidden = YES;

cell.leftVideoButton.hidden = YES;

cell.rightVideoButton.hidden = YES;

cell.leftPicImage.image = chatItem.picImage;

cell.rightPicImage.hidden = YES;

cell.leftPicImage.hidden = NO;

}

else if(chatItem.states == textStates)

{

cell.rightPicImage.hidden = YES;

cell.leftPicImage.hidden = YES;

cell.rightView.hidden = YES;

cell.lefeView.hidden = NO;

cell.leftVideoButton.hidden = YES;

cell.rightVideoButton.hidden = YES;

cell.leftLabel.frame = CGRectMake(15, 5, size.width, size.height);

cell.lefeView.frame = CGRectMake(40, 5, size.width +30, size.height + 25);

cell.leftLabel.text = chatItem.content;

}

else

{

cell.rightView.hidden = YES;

cell.lefeView.hidden = YES;

cell.rightView.hidden = YES;

cell.lefeView.hidden = YES;

cell.leftVideoButton.hidden = NO;

cell.rightVideoButton.hidden = YES;

cell.leftVideoButton.tag = 300 + indexPath.row;

[cell.leftVideoButton setImage:[UIImage imageNamed:@record.png] forState:UIControlStateNormal];

[cell.leftVideoButton addTarget:self action:@selector(cellSelectIndex:) forControlEvents:UIControlEventTouchUpInside];

}

return cell;

}

- (void)cellSelectIndex:(UIButton *)cellBtn

{

ChatItem *chatIden = [self.datasource objectAtIndex:cellBtn.tag - 300];

if(chatIden.states == videoStates)

{

NSLog(@realy play);

// [self makeVideoPlayer:[self getVideoStremData]];

[self makeVideoPlayer:chatIden.recordData];

}

#pragma mark 下面是核心的连接MCSession 和数据返回的地方

/***************************-------**********************************************/

- (void)makeBlueData

{

// 这是为了让在block中弱引用

__weak typeof (self) weakSelf = self;

self.datasource = [NSMutableArray arrayWithCapacity:0];

// 初始化会议室

self.sessionManager = [[BlueSessionManager alloc]initWithDisplayName:[NSString stringWithFormat:@ %@, [[UIDevice currentDevice] name]]];

[self.sessionManager didReceiveInvitationFromPeer:^void(MCPeerID *peer, NSData *context) {

__strong typeof (weakSelf) strongSelf = weakSelf;

UIAlertView *alertView = [[UIAlertView alloc]initWithTitle:@是否连接？ message:[NSString stringWithFormat:@同 %@%@, peer.displayName, @ 连接?] delegate:strongSelf cancelButtonTitle:@取消 otherButtonTitles:@确定, nil];

[alertView show];

}];

[self.sessionManager peerConnectionStatusOnMainQueue:YES block:^(MCPeerID *peer, MCSessionState state) {

if(state == MCSessionStateConnected) {

UIAlertView *alertView = [[UIAlertView alloc]initWithTitle:@已经连接 message:[NSString stringWithFormat:@现在连接 %@了！, peer.displayName] delegate:nil cancelButtonTitle:nil otherButtonTitles:@知道了, nil];

[alertView show];

}

}];

// 发正常数据的返回

[self.sessionManager receiveDataOnMainQueue:YES block:^(NSData *data, MCPeerID *peer) {

__strong typeof (weakSelf) strongSelf = weakSelf;

NSString *string = [NSKeyedUnarchiver unarchiveObjectWithData:data];

ChatItem * chatItem = [[ChatItem alloc] init];

chatItem.isSelf = NO;

chatItem.states = textStates;

chatItem.content = string;

[strongSelf.datasource addObject:chatItem];

// 加到数组里面

[strongSelf insertTheTableToButtom];

}];

// 发图片之后的返回

[self.sessionManager receiveFinalResourceOnMainQueue:YES complete:^(NSString *name, MCPeerID *peer, NSURL *url, NSError *error) {

__strong typeof (weakSelf) strongSelf = weakSelf;

NSData *data = [NSData dataWithContentsOfURL:url];

ChatItem * chatItem = [[ChatItem alloc] init];

chatItem.isSelf = NO;

chatItem.states = picStates;

chatItem.content = name;

chatItem.picImage = [UIImage imageWithData:data];

[strongSelf.datasource addObject:chatItem];

[strongSelf insertTheTableToButtom];

}];

// 流

[self.sessionManager didReceiveStreamFromPeer:^(NSInputStream *stream, MCPeerID *peer, NSString *streamName) {

__strong typeof (weakSelf) strongSelf = weakSelf;

strongSelf.inputStream = stream;

strongSelf.inputStream.delegate = self;

[strongSelf.inputStream scheduleInRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];

[strongSelf.inputStream open];

NSLog(@we need);

}];

}

- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex

{

[self.sessionManager connectToPeer:buttonIndex == 1];

}

#pragma mark 下面是流的传输

/***********--------------------- 下面是流的传输 ------------------------***********************************/

- (void)videoRecord

{

// 播放录音

[self SetTempRecordView];

}

- (void)sendAsStream

{

if(!self.sessionManager.isConnected)

{

UIAlertView *alertView = [[UIAlertView alloc]initWithTitle:@蓝牙已经断开了，请重新连接！ message:nil delegate:nil cancelButtonTitle:nil otherButtonTitles:@知道了, nil];

[alertView show];

return;

}

NSError *err;

self.outputStream = [self.sessionManager streamWithName:@super stream toPeer:self.sessionManager.firstPeer error:&err];

self.outputStream.delegate = self;

[self.outputStream scheduleInRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];

if(err || !self.outputStream) {

NSLog(@%@, err);

}

else

{

[self.outputStream open];

}

// 下面是一个代理

- (void)stream:(NSStream *)aStream handleEvent:(NSStreamEvent)eventCode

{

if(eventCode == NSStreamEventHasBytesAvailable)

{

// 有可读的字节，接收到了数据

NSInputStream *input = (NSInputStream *)aStream;

uint8_t buffer[1024];

NSInteger length = [input read:buffer maxLength:1024];

[self.streamData appendBytes:(const void *)buffer length:(NSUInteger)length];

// 记住这边的数据陆陆续续的

}

else if(eventCode == NSStreamEventHasSpaceAvailable)

{

// 可以使用输出流的空间，此时可以发送数据给服务器

// 发送数据的

NSData *data = [self getVideoStremData];

ChatItem * chatItem = [[ChatItem alloc] init];

chatItem.isSelf = YES;

chatItem.states = videoStates;

chatItem.recordData = data;

[self.datasource addObject:chatItem];

[self insertTheTableToButtom];

NSOutputStream *output = (NSOutputStream *)aStream;

[output write:data.bytes maxLength:data.length];

[output close];

}

if(eventCode == NSStreamEventEndEncountered)

{

// 流结束事件，在此事件中负责做销毁工作

// 同时也是获得最终数据的好地方

ChatItem * chatItem = [[ChatItem alloc] init];

chatItem.isSelf = NO;

chatItem.states = videoStates;

chatItem.recordData = self.streamData;

[self.datasource addObject:chatItem];

[self insertTheTableToButtom];

[aStream close];

[aStream removeFromRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];

if([aStream isKindOfClass:[NSInputStream class]])

{

self.streamData = nil;

}

if(eventCode == NSStreamEventErrorOccurred)

{

// 发生错误

NSLog(@error);

}

- (NSMutableData *)streamData

{

if(!_streamData) {

_streamData = [NSMutableData data];

}

return _streamData;

}

/***********----------------------- 公用的数据 --------------------***********************************/

- (NSData *)imageData

{

return [NSData dataWithContentsOfURL:[self imageURL]];

}

- (NSURL *)imageURL {

NSString *path = [[NSBundle mainBundle]pathForResource:@301-alien-ship@2x ofType:@png];

// 这儿有个技术点

// 那个如何将 image转化成路径

NSURL *url = [NSURL fileURLWithPath:path];

return url;

}

/***********----------------------------------------------***********************************/

#pragma mark 尝试空白处的连接

- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event

{

UITouch * touch = [[event allTouches] anyObject];

if(touch.tapCount >= 1)

{

[self.sendTextView resignFirstResponder];

}

/***********-------------------语音---------------------------***********************************/

#pragma mark 尝试语音的录制和播出

- (void)buildVideoForWe

{

// 设置录音会话

[self setAudioSession];

}

- (void)SetTempRecordView

{

_backRemindRecordView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, WIDTH, 150)];

_backRemindRecordView.center = self.view.center;

_backRemindRecordView.backgroundColor = [UIColor lightGrayColor];

[self.view addSubview:_backRemindRecordView];

UILabel * beginLabel = [[UILabel alloc] initWithFrame:CGRectMake(60, 50, WIDTH -120, 50)];

beginLabel.backgroundColor = [UIColor greenColor];

beginLabel.text = @长按录音开始···;

beginLabel.tag = 1001;

beginLabel.textAlignment = NSTextAlignmentCenter;

beginLabel.userInteractionEnabled = YES;

[_backRemindRecordView addSubview:beginLabel];

UILongPressGestureRecognizer * longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPressNextDo:)];

[beginLabel addGestureRecognizer:longPress];

}

- (void)longPressNextDo:(UILongPressGestureRecognizer * )longPress

{

if(longPress.state == UIGestureRecognizerStateBegan)

{

NSLog(@begin);

UILabel * label = (UILabel *)[_backRemindRecordView viewWithTag:1001];

label.text = @录音正在进行中···;

label.backgroundColor = [UIColor orangeColor];

[self BeginRecordClick];

}

if(longPress.state == UIGestureRecognizerStateEnded)

{

[self OkStopClick];

[_backRemindRecordView removeFromSuperview];

[self sendAsStream];

NSLog(@stop);

}

#pragma mark - 私有方法

/**

* 设置音频会话

-(void)setAudioSession

{

AVAudioSession *audioSession=[AVAudioSession sharedInstance];

//设置为播放和录音状态，以便可以在录制完之后播放录音

[audioSession setCategory:AVAudioSessionCategoryPlayAndRecord error:nil];

[audioSession setActive:YES error:nil];

}

/**

* 取得录音文件保存路径

* @return 录音文件路径

-(NSURL *)getSavePath

{

NSString *urlStr=[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject];

urlStr=[urlStr stringByAppendingPathComponent:kRecordAudioFile];

NSLog(@file path:%@,urlStr);

NSURL *url=[NSURL fileURLWithPath:urlStr];

return url;

}

- (NSData *)getVideoStremData

{

return [NSData dataWithContentsOfURL:[self getSavePath]];

}

/**

* 取得录音文件设置

* @return 录音设置

-(NSDictionary *)getAudioSetting{

NSMutableDictionary *dicM=[NSMutableDictionary dictionary];

//设置录音格式

[dicM setObject:@(kAudioFormatLinearPCM) forKey:AVFormatIDKey];

//设置录音采样率，8000是电话采样率，对于一般录音已经够了

[dicM setObject:@(8000) forKey:AVSampleRateKey];

//设置通道,这里采用单声道

[dicM setObject:@(1) forKey:AVNumberOfChannelsKey];

//每个采样点位数,分为8、16、24、32

[dicM setObject:@(8) forKey:AVLinearPCMBitDepthKey];

//是否使用浮点数采样

[dicM setObject:@(YES) forKey:AVLinearPCMIsFloatKey];

//....其他设置等

return dicM;

}

/**

* 获得录音机对象

* @return 录音机对象

-(AVAudioRecorder *)audioRecorder

{

if (!_audioRecorder) {

//创建录音文件保存路径

NSURL *url=[self getSavePath];

//创建录音格式设置

NSDictionary *setting=[self getAudioSetting];

//创建录音机

NSError *error=nil;

_audioRecorder=[[AVAudioRecorder alloc]initWithURL:url settings:setting error:&error];

_audioRecorder.delegate=self;

_audioRecorder.meteringEnabled=YES;//如果要监控声波则必须设置为YES

if (error) {

NSLog(@创建录音机对象时发生错误，错误信息：%@,error.localizedDescription);

return nil;

}

return _audioRecorder;

}

/**

* 创建播放器

* @return 播放器

- (void)makeVideoPlayer:(NSData *)data

{

NSError *error=nil;

self.audioPlayer=[[AVAudioPlayer alloc]initWithData:data error:&error];

self.audioPlayer.delegate = self;

self.audioPlayer.numberOfLoops=0;

[self.audioPlayer prepareToPlay];

if (error)

{

NSLog(@创建播放器过程中发生错误，错误信息：%@,error.localizedDescription);

}

else

{

if (![self.audioPlayer isPlaying]) {

NSLog(@play);

[self.audioPlayer play];

}

/**

* 录音声波监控定制器

* @return 定时器

-(NSTimer *)timer{

if (!_timer) {

_timer=[NSTimer scheduledTimerWithTimeInterval:0.1f target:self selector:@selector(audioPowerChange) userInfo:nil repeats:YES];

}

return _timer;

}

/**

* 录音声波状态设置

-(void)audioPowerChange{

[self.audioRecorder updateMeters];//更新测量值

float power= [self.audioRecorder averagePowerForChannel:0];//取得第一个通道的音频，注意音频强度范围时-160到0

CGFloat progress=(1.0/160.0)*(power+160.0);

[self.audioPower setProgress:progress];

}

#pragma mark - UI事件

/**

* 点击录音按钮

* @param sender 录音按钮

- (void)BeginRecordClick

{

if (![self.audioRecorder isRecording])

{

[self.audioRecorder record];//首次使用应用时如果调用record方法会询问用户是否允许使用麦克风

self.timer.fireDate=[NSDate distantPast];

}

/**

* 点击暂定按钮

* @param sender 暂停按钮

- (void)StopPauseClick

{

if ([self.audioRecorder isRecording]) {

[self.audioRecorder pause];

self.timer.fireDate=[NSDate distantFuture];

}

/**

* 点击停止按钮

* @param sender 停止按钮

- (void)OkStopClick

{

[self.audioRecorder stop];

self.timer.fireDate=[NSDate distantFuture];

self.audioPower.progress=0.0;

}

#pragma mark - 录音机代理方法

/**

* 录音完成，录音完成后播放录音

* @param recorder 录音机对象

* @param flag 是否成功

-(void)audioRecorderDidFinishRecording:(AVAudioRecorder *)recorder successfully:(BOOL)flag

{

// if (![self.audioPlayer isPlaying]) {

// [self.audioPlayer play];

// }

NSLog(@录音完成!);

}

- (void)audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)flag

{

// 每次完成后都将这个对象释放

player =nil;

}

</nsstreamdelegate,uitableviewdatasource,uitableviewdelegate,uitextviewdelegate,uiactionsheetdelegate,uiimagepickercontrollerdelegate,uinavigationcontrollerdelegate,avaudiorecorderdelegate,avaudioplayerdelegate></avfoundation></assetslibrary>

0 0

iOS中 蓝牙2.0详解ios蓝牙设备详解 韩俊强的博客

iOS中蓝牙2.0详解ios蓝牙设备详解韩俊强的博客