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DJRootViewController.mm
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DJRootViewController.mm
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//
// DJRootViewController.m
// MusicVisualizer
//
// Created by Duncan Riefler on 7/31/14.
// Copyright (c) 2014 Bb. All rights reserved.
//
#import "DJRootViewController.h"
#import "VisualizerView.h"
#import <Accelerate/Accelerate.h>
@interface DJRootViewController ()
{
__weak IBOutlet NSButton *playButton;
AVAudioPlayer * audioPlayer;
VisualizerView * visualizerView;
}
- (IBAction)playButtonClicked:(id)sender;
@end
@implementation DJRootViewController
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
if (self) {
NSString * soundFilePath = [[NSBundle mainBundle] pathForResource:@"Truth" ofType:@"mp3"];
NSURL * fileURL = [[NSURL alloc] initFileURLWithPath:soundFilePath];
audioPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL:fileURL
error:nil];
[audioPlayer setMeteringEnabled:YES];
[audioPlayer setDelegate:self];
// Set up visualizer
visualizerView = [[VisualizerView alloc] initWithFrame:self.view.frame];
[visualizerView setAutoresizingMask:NSViewHeightSizable | NSViewWidthSizable];
[self.view addSubview:visualizerView positioned:NSWindowBelow relativeTo:playButton];
[visualizerView setAudioPlayer:audioPlayer];
[audioPlayer play];
}
return self;
}
- (void)viewDidLoad {
}
- (void) awakeFromNib {
}
#pragma mark - AVAudioPlayerDelegate Methods
- (void) audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)completed
{
if (completed == YES) {
[playButton setTitle:@"Play"];
}
}
- (IBAction)playButtonClicked:(id)sender {
if (audioPlayer.playing == YES) {
[playButton setTitle:@"Play"];
[audioPlayer stop];
}
else {
[playButton setTitle:@"Pause"];
[audioPlayer play];
}
}
@end