/Classes/HardwareDemo.m

  1//
  2//  HardwareDemo.m
  3//  ObjectAL
  4//
  5//  Created by Karl Stenerud on 10-10-15.
  6//
  7
  8#import "HardwareDemo.h"
  9#import "ImageButton.h"
 10#import "ObjectAL.h"
 11#import "MainScene.h"
 12#import "CCLayer+Scene.h"
 13#import "CCLayer+AudioPanel.h"
 14#import "LampButton.h"
 15#import "VUMeter.h"
 16
 17
 18#define kSpaceBetweenButtons 40
 19#define kStartY 180
 20
 21@interface HardwareDemo (Private)
 22
 23/** Build the user interface. */
 24- (void) buildUI;
 25
 26/** Exit the demo. */
 27- (void) onExitPressed;
 28
 29/** Update method for the VU meters. */
 30- (void) vuStep;
 31
 32@end
 33
 34
 35@implementation HardwareDemo
 36
 37- (id) init
 38{
 39	if(nil != (self = [super initWithColor:ccc4(255, 255, 255, 255)]))
 40	{		
 41		[self buildUI];
 42	}
 43	return self;
 44}
 45
 46- (void) dealloc
 47{
 48	[route release];
 49	[super dealloc];
 50}
 51
 52- (void) buildUI
 53{
 54	[self buildAudioPanelWithSeparator];
 55	[self addPanelTitle:@"Hardware Monitoring"];
 56	[self addPanelLine1:@"Use your volume buttons and silent switch."];
 57	[self addPanelLine2:@"Not supported in the simulator."];
 58	
 59	CGSize screenSize = [[CCDirector sharedDirector] winSize];
 60	CCLabel* label;
 61	
 62	label = [CCLabel labelWithString:@"Route:" fontName:@"Helvetica-Bold" fontSize:18];
 63	label.anchorPoint = ccp(0, 0.5f);
 64	label.position = ccp(44, 34);
 65	[self addChild:label];
 66	
 67	routeLabel = [CCLabel labelWithString:@"-" fontName:@"Helvetica" fontSize:18];
 68	routeLabel.anchorPoint = ccp(0, 0.5f);
 69	routeLabel.position = ccp(label.position.x + 60, label.position.y);
 70	[self addChild:routeLabel];
 71
 72	label = [CCLabel labelWithString:@"Volume:" fontName:@"Helvetica-Bold" fontSize:18];
 73	label.anchorPoint = ccp(0, 0.5f);
 74	label.position = ccp(220, 34);
 75	[self addChild:label];
 76	
 77	volumeLabel = [CCLabel labelWithString:@"0.0" fontName:@"Helvetica" fontSize:18];
 78	volumeLabel.anchorPoint = ccp(0, 0.5f);
 79	volumeLabel.position = ccp(label.position.x + 74, label.position.y);
 80	[self addChild:volumeLabel];
 81	
 82	muteLabel = [LampButton buttonWithText:@"Muted:"
 83									  font:@"Helvetica-Bold"
 84									  size:18
 85								lampOnLeft:NO
 86									target:nil
 87								  selector:nil];
 88	muteLabel.anchorPoint = ccp(0, 0.5f);
 89	muteLabel.position = ccp(350, 34);
 90	muteLabel.isTouchEnabled = NO;
 91	[self addChild:muteLabel];
 92	
 93	leftMeter = [[[VUMeter alloc] init] autorelease];
 94	leftMeter.anchorPoint = ccp(0, 0);
 95	leftMeter.position = ccp(100, 52);
 96	[self addChild:leftMeter];
 97	
 98	rightMeter = [[[VUMeter alloc] init] autorelease];
 99	rightMeter.anchorPoint = ccp(0, 0);
100	rightMeter.position = ccp(250, 52);
101	[self addChild:rightMeter];
102	
103	// Exit button
104	ImageButton* button = [ImageButton buttonWithImageFile:@"Exit.png" target:self selector:@selector(onExitPressed)];
105	button.anchorPoint = ccp(1,1);
106	button.position = ccp(screenSize.width, screenSize.height);
107	[self addChild:button z:250];
108}
109
110- (void) onEnterTransitionDidFinish
111{
112	[[OALSimpleAudio sharedInstance] playBg:@"ColdFunk.caf" loop:YES];
113	[OALSimpleAudio sharedInstance].backgroundTrack.meteringEnabled = YES;
114	
115	volume = [OALAudioSession sharedInstance].hardwareVolume;
116	muted = [OALAudioSession sharedInstance].hardwareMuted;
117	route = [[OALAudioSession sharedInstance].audioRoute retain];
118	
119	[volumeLabel setString:[NSString stringWithFormat:@"%.2f", volume]];
120	muteLabel.isOn = [OALAudioSession sharedInstance].hardwareMuted;
121	[routeLabel setString:[NSString stringWithFormat:@"%@", route]];
122
123	[self schedule:@selector(step) interval:0.1f];
124	[self schedule:@selector(vuStep)];
125}
126
127- (void) step
128{
129	float newVolume = [OALAudioSession sharedInstance].hardwareVolume;
130	if(newVolume != volume)
131	{
132		volume = newVolume;
133		[volumeLabel setString:[NSString stringWithFormat:@"%.2f", volume]];
134	}
135
136	muteLabel.isOn = [OALAudioSession sharedInstance].hardwareMuted;
137
138	NSString* newRoute = [OALAudioSession sharedInstance].audioRoute;
139	if(![newRoute isEqualToString:route])
140	{
141		[route autorelease];
142		route = [newRoute retain];
143		[routeLabel setString:[NSString stringWithFormat:@"%@", route]];
144	}
145}
146
147- (void) vuStep
148{
149	OALAudioTrack* bg = [OALSimpleAudio sharedInstance].backgroundTrack;
150	[bg updateMeters];
151	leftMeter.db = [bg averagePowerForChannel:0];
152	rightMeter.db = [bg averagePowerForChannel:1];
153}
154
155- (void) onExitPressed
156{
157	self.isTouchEnabled = NO;
158	[[CCDirector sharedDirector] replaceScene:[MainLayer scene]];
159}
160
161@end