ios-chat/wfuikit/WFChatUIKit/Vendor/ChatInputBar/WFCUVoiceRecordView.m

#import "WFCUVoiceRecordView.h"


@interface WFCUVoiceRecordView ()
@property (nonatomic,strong)UIImageView *recordAnimationView;
@property (nonatomic,strong)UILabel *textLabel;
@property (nonatomic,strong)UILabel *countdownLabel;
@end

@implementation WFCUVoiceRecordView

+ (void)initialize {
    // UIAppearance Proxy Defaults
    WFCUVoiceRecordView *recordView = [self appearance];
    recordView.voiceMessageAnimationImages = @[@"VoiceRecordFeedback001",@"VoiceRecordFeedback002",@"VoiceRecordFeedback003",@"VoiceRecordFeedback004",@"VoiceRecordFeedback005",@"VoiceRecordFeedback006",@"VoiceRecordFeedback007",@"VoiceRecordFeedback008",@"VoiceRecordFeedback009",@"VoiceRecordFeedback010",@"VoiceRecordFeedback011",@"VoiceRecordFeedback012",@"VoiceRecordFeedback013",@"VoiceRecordFeedback014",@"VoiceRecordFeedback015",@"VoiceRecordFeedback016",@"VoiceRecordFeedback017",@"VoiceRecordFeedback018",@"VoiceRecordFeedback019",@"VoiceRecordFeedback020"];
    recordView.upCancelText = @"手指上滑取消发送";
    recordView.loosenCancelText = @"松开手指取消发送";
}

- (id)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {
        // Initialization code
        UIView *bgView = [[UIView alloc] initWithFrame:self.bounds];
        bgView.backgroundColor = [UIColor grayColor];
        bgView.layer.cornerRadius = 5;
        bgView.layer.masksToBounds = YES;
        bgView.alpha = 0.6;
        [self addSubview:bgView];
        
        _recordAnimationView = [[UIImageView alloc] initWithFrame:CGRectMake(10, 0, self.bounds.size.width - 20, self.bounds.size.height - 30)];
        _recordAnimationView.image = [UIImage imageNamed:@"VoiceRecordFeedback001"];
        _recordAnimationView.contentMode = UIViewContentModeScaleAspectFit;
        [self addSubview:_recordAnimationView];
        
        _textLabel = [[UILabel alloc] initWithFrame:CGRectMake(5,
                                                               self.bounds.size.height - 30,
                                                               self.bounds.size.width - 10,
                                                               25)];
        
        _textLabel.textAlignment = NSTextAlignmentCenter;
        _textLabel.backgroundColor = [UIColor clearColor];
        _textLabel.text = @"手指上滑取消发送";
        [self addSubview:_textLabel];
        _textLabel.font = [UIFont systemFontOfSize:13];
        _textLabel.textColor = [UIColor whiteColor];
        _textLabel.layer.cornerRadius = 5;
        _textLabel.layer.borderColor = [[UIColor redColor] colorWithAlphaComponent:0.5].CGColor;
        _textLabel.layer.masksToBounds = YES;
        
        CGRect rect = CGRectMake(0, 0, self.bounds.size.width, self.bounds.size.height-30);
        _countdownLabel = [[UILabel alloc] initWithFrame:rect];
        _countdownLabel.textAlignment = NSTextAlignmentCenter;
        _countdownLabel.hidden = YES;
        _countdownLabel.font = [UIFont systemFontOfSize:32];
        _countdownLabel.textColor = [UIColor whiteColor];
        [self addSubview:_countdownLabel];
    }
    return self;
}

#pragma mark - setter
- (void)setVoiceMessageAnimationImages:(NSArray *)voiceMessageAnimationImages
{
    _voiceMessageAnimationImages = voiceMessageAnimationImages;
}

- (void)setUpCancelText:(NSString *)upCancelText
{
    _upCancelText = upCancelText;
    _textLabel.text = _upCancelText;
}

- (void)setLoosenCancelText:(NSString *)loosenCancelText
{
    _loosenCancelText = loosenCancelText;
}

// 录音按钮按下
-(void)recordButtonTouchDown
{
    // 需要根据声音大小切换recordView动画
    _textLabel.text = _upCancelText;
    _textLabel.backgroundColor = [UIColor clearColor];
    
    _countdownLabel.hidden = YES;
    _recordAnimationView.hidden = NO;
}

// 手指在录音按钮内部时离开
-(void)recordButtonTouchUpInside
{

}
// 手指在录音按钮外部时离开
-(void)recordButtonTouchUpOutside
{
}
// 手指移动到录音按钮内部
-(void)recordButtonDragInside
{
    _textLabel.text = _upCancelText;
    _textLabel.backgroundColor = [UIColor clearColor];
}

// 手指移动到录音按钮外部
-(void)recordButtonDragOutside
{
    _textLabel.text = _loosenCancelText;
    _textLabel.backgroundColor = [UIColor redColor];
}

-(void)setCountdown:(int)countdown {
    _countdownLabel.text = [NSString stringWithFormat:@"%d", countdown];
    _countdownLabel.hidden = NO;
    _recordAnimationView.hidden = YES;
}

-(void)setVoiceImage:(double)voiceMeter {
    _recordAnimationView.image = [UIImage imageNamed:[_voiceMessageAnimationImages objectAtIndex:0]];
    double voiceSound = voiceMeter;
    int index = voiceSound*[_voiceMessageAnimationImages count];
    if (index >= [_voiceMessageAnimationImages count]) {
        _recordAnimationView.image = [UIImage imageNamed:[_voiceMessageAnimationImages lastObject]];
    } else {
        _recordAnimationView.image = [UIImage imageNamed:[_voiceMessageAnimationImages objectAtIndex:index]];
    }
}

@end