gistfile1.txt

//
//  AnimalRecordView.m
//  SoundFarm
//
//  Created by chrisallick on 9/11/13.
//  Copyright (c) 2013 GSP BETA Group. All rights reserved.
//

#import "AnimalRecordView.h"

@implementation AnimalRecordView

@synthesize recordButton, stopButton, arrowButton, arvViewDelegate;

- (id)initWithFrame:(CGRect)frame andSoundName:(NSString *)soundName andQuestion:(NSString *)questionName {
    self = [super initWithFrame:frame];
    if (self) {
        hasRecorded = NO;
        
        [self setBackgroundColor:[UIColor whiteColor]];
        
        name = [NSString stringWithFormat:@"%@", soundName];
        
        NSArray *dirPaths;
        NSString *docsDir;
        
        dirPaths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
        docsDir = [dirPaths objectAtIndex:0];
        NSString *soundFilePath = [docsDir stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.caf", name]];
        
        soundFileURL = [NSURL fileURLWithPath:soundFilePath];
        
        NSDictionary *recordSettings = [NSDictionary
                                        dictionaryWithObjectsAndKeys:
                                        [NSNumber numberWithInt:AVAudioQualityMin],
                                        AVEncoderAudioQualityKey,
                                        [NSNumber numberWithInt:16],
                                        AVEncoderBitRateKey,
                                        [NSNumber numberWithInt: 2],
                                        AVNumberOfChannelsKey,
                                        [NSNumber numberWithFloat:44100.0],
                                        AVSampleRateKey,
                                        nil];
        
        NSError *error = nil;
        
        audioRecorder = [[AVAudioRecorder alloc]
                         initWithURL:soundFileURL
                         settings:recordSettings
                         error:&error];
        
        if (error) {
            NSLog(@"error: %@", [error localizedDescription]);
        } else {
            [audioRecorder prepareToRecord];
        }
        
        NSURL *filePath = [[NSBundle mainBundle] URLForResource:soundName withExtension:@"gif"];
        UIImage *infoViewImage = [UIImage animatedImageWithAnimatedGIFURL:filePath];
        UIImageView *iv = [[UIImageView alloc] initWithFrame:CGRectMake(self.frame.size.width/2-infoViewImage.size.width/4, 40.0, infoViewImage.size.width/2, infoViewImage.size.height/2)];
        [iv setImage:infoViewImage];
        [iv setUserInteractionEnabled:YES];
        
        UITapGestureRecognizer *tapGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleSingleTap:)];
        tapGesture.numberOfTapsRequired = 1;
        [iv addGestureRecognizer:tapGesture];
        
        [self addSubview:iv];
        
        UIImage *copyImage = [UIImage imageNamed:questionName];
        UIImageView *copyImageView = [[UIImageView alloc] initWithFrame:CGRectMake(self.frame.size.width/-copyImage.size.width/4, 270, copyImage.size.width/2, copyImage.size.height/2)];
        [copyImageView setImage:copyImage];
        [self addSubview:copyImageView];
        
        stopButtonImage = [UIImage imageNamed:@"stop.png"];
        stopButton = [[UIButton alloc] initWithFrame:CGRectMake(10.0, self.frame.size.height-stopButtonImage.size.height/2 - 20, stopButtonImage.size.width/2, stopButtonImage.size.height/2)];
        [stopButton setImage:stopButtonImage forState:UIControlStateNormal];
        [stopButton addTarget:self action:@selector(recordButtonPressed:) forControlEvents:UIControlEventTouchUpInside];
        [stopButton setHidden:YES];
        [self addSubview:stopButton];
        
        recordButtonImage = [UIImage imageNamed:@"record.png"];
        recordButton = [[UIButton alloc] initWithFrame:CGRectMake(10.0, self.frame.size.height-recordButtonImage.size.height/2 - 20, recordButtonImage.size.width/2, recordButtonImage.size.height/2)];
        [recordButton setImage:recordButtonImage forState:UIControlStateNormal];
        [recordButton addTarget:self action:@selector(recordButtonPressed:) forControlEvents:UIControlEventTouchUpInside];
        [self addSubview:recordButton];
        
        arrowButtonImage = [UIImage imageNamed:@"arrow.png"];
        arrowButton = [[UIButton alloc] initWithFrame:CGRectMake(self.frame.size.width-arrowButtonImage.size.width/2, self.frame.size.height-arrowButtonImage.size.height/2 - 20, arrowButtonImage.size.width/2, arrowButtonImage.size.height/2)];
        [arrowButton setImage:arrowButtonImage forState:UIControlStateNormal];
        [arrowButton addTarget:self action:@selector(arrowButtonPressed:) forControlEvents:UIControlEventTouchUpInside];
        [arrowButton setHidden:YES];
        [self addSubview:arrowButton];
    }
    return self;
}

- (void)handleSingleTap:(UISwipeGestureRecognizer *)recognizer {
    [self playAudio];
}

-(void) arrowButtonPressed:(id)sender {
    [arvViewDelegate doneRecording];
}

-(void) recordButtonPressed:(id)sender {
    if( audioPlayer.isPlaying || audioRecorder.isRecording ) {
        NSLog(@"stop");
        [self stop];
    } else if( hasRecorded ) {
        NSLog(@"play");
        [self playAudio];
    } else {
        NSLog(@"record");
        [self recordAudio];
    }
}

-(void) recordAudio {
    if (!audioRecorder.recording) {
        if( !hasRecorded ) {
            hasRecorded = YES;
        }
        [recordButton setHidden:YES];
        [stopButton setHidden:NO];
        [audioRecorder record];
    }
}

-(void)stop {
    if (audioRecorder.recording) {
        [audioRecorder stop];
    } else if (audioPlayer.playing) {
        [audioPlayer stop];
    }
    [recordButton setHidden:YES];
    [arrowButton setHidden:NO];
    [stopButton setHidden:YES];
}

-(void) playAudio {
    if (!audioRecorder.recording) {
        NSError *error;
        
        audioPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL:audioRecorder.url error:&error];
        
        audioPlayer.delegate = self;
        
        if (error) {
            NSLog(@"Error: %@", [error localizedDescription]);
        } else {
            [audioPlayer play];
        }
    }
}

-(void)audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)flag {
//    [button setImage:playButtonImage forState:UIControlStateNormal];
}

-(void)audioPlayerDecodeErrorDidOccur:(AVAudioPlayer *)player error:(NSError *)error {
    NSLog(@"Decode Error occurred");
}

-(void)audioRecorderDidFinishRecording:(AVAudioRecorder *)recorder successfully:(BOOL)flag {
    //[button setImage:playButtonImage forState:UIControlStateNormal];
}

-(void)audioRecorderEncodeErrorDidOccur:(AVAudioRecorder *)recorder error:(NSError *)error {
    NSLog(@"Encode Error occurred");
}

@end