Added Pong

games/Pong/Classes/PongViewController.m

@@ -0,0 +1,241 @@
+//
+//  PongViewController.m
+//  Pong
+//
+//  Created by Jeena on 26.01.11.
+//  Copyright 2011 __MyCompanyName__. All rights reserved.
+//
+
+#import "PongViewController.h"
+#import "GGSNetwork.h"
+
+@implementation PongViewController
+
+#define PLAYER_SPEED 20
+#define BALL_SPEED_X 7
+#define BALL_SPEED_Y 5
+#define INTERVAL 0.05
+#define WIDTH 480
+#define HEIGHT 320
+
+@synthesize ballView, player1View, player2View, tapToBegin, pointsP1, pointsP2;
+
+/*
+// The designated initializer. Override to perform setup that is required before the view is loaded.
+- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
+    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
+    if (self) {
+        // Custom initialization
+    }
+    return self;
+}
+*/
+
+/*
+// Implement loadView to create a view hierarchy programmatically, without using a nib.
+- (void)loadView {
+	[super loadView];
+}
+*/
+
+#pragma mark -
+#pragma mark GGSNetwork Delegate
+
+- (void)GGSNetwork:(GGSNetwork *)ggsNetwork ready:(BOOL)ready {
+	[ggsNetwork sendCommand:@"nick" withArgs:@"jeena"];
+	[ggsNetwork sendCommand:@"chat" withArgs:@"Hi everybody I'm pong."];
+}
+
+- (void)GGSNetwork:(GGSNetwork *)ggsNetwork defined:(BOOL)defined {
+	if (defined) {
+		NSLog(@"Defined");
+	} else {
+		NSLog(@"Not defined");
+	}
+
+}
+
+- (void)GGSNetwork:(GGSNetwork *)ggsNetwork gotCommand:(NSString *)command withArgs:(NSString *)args {
+	NSLog(@"Command: %@; Args: %@", command, args);
+}
+
+
+#pragma mark -
+#pragma mark View
+
+// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
+- (void)viewDidLoad {
+    [super viewDidLoad];
+	
+	ggsNetwork = [[GGSNetwork alloc] initWithDelegate:self];
+	
+	gamePaused = YES;
+	[self startPositions];
+	[NSTimer scheduledTimerWithTimeInterval:0.05 target:self selector:@selector(moveBall) userInfo:nil repeats:YES];
+}
+
+-(void)viewDidAppear:(BOOL)animated {
+    [super viewDidAppear:animated];
+    [self becomeFirstResponder];
+}
+
+- (void)viewWillDisappear:(BOOL)animated {
+    [self resignFirstResponder];
+    [super viewWillDisappear:animated];
+}
+
+
+// Override to allow orientations other than the default portrait orientation.
+- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
+    // Return YES for supported orientations
+    return (interfaceOrientation == UIInterfaceOrientationLandscapeLeft || interfaceOrientation == UIInterfaceOrientationLandscapeRight);
+}
+
+
+- (void)didReceiveMemoryWarning {
+	// Releases the view if it doesn't have a superview.
+    [super didReceiveMemoryWarning];
+	
+	// Release any cached data, images, etc that aren't in use.
+}
+
+- (void)viewDidUnload {
+	// Release any retained subviews of the main view.
+	// e.g. self.myOutlet = nil;
+}
+
+
+# pragma mark -
+# pragma mark Ball
+
+- (void)moveBall {
+	if (!gamePaused) {
+
+		[UIView beginAnimations:NULL context:NULL];
+		ballView.center = CGPointMake(ballView.center.x + ballVelocity.x, ballView.center.y  + ballVelocity.y );
+		[UIView commitAnimations];
+		
+		if (ballView.center.y > HEIGHT || ballView.center.y < 0) {
+			ballVelocity.y = -ballVelocity.y;
+		}
+		
+		if (CGRectIntersectsRect(ballView.frame, player1View.frame) || CGRectIntersectsRect(ballView.frame, player2View.frame)) {
+			ballVelocity.x  = - (ballVelocity.x + 1);
+			if (arc4random() % 2) {
+				ballVelocity.y = - (ballVelocity.y + 1);
+			}
+		}
+		
+		if (ballView.center.x > WIDTH || ballView.center.x  < 0) {
+			
+			if (ballView.center.x < 0) {
+				pointsP1.text = [NSString stringWithFormat:@"%i", [pointsP1.text intValue] + 1];
+			} else {
+				pointsP2.text = [NSString stringWithFormat:@"%i", [pointsP2.text intValue] + 1];				
+			}
+			
+			gamePaused = YES;
+			[self startPositions];
+		}
+		
+	} else {
+		tapToBegin.hidden = NO;
+	}
+	
+}
+
+# pragma mark -
+# pragma mark Positioning
+
+- (void)startPositions {
+	int s1 = - (arc4random() % 5);
+	int s2 = - (arc4random() % 5);
+	int d1 = arc4random() % 2 ? -1 : 1;
+	int d2 = arc4random() % 2 ? -1 : 1;
+	ballVelocity = CGPointMake((BALL_SPEED_X + s1) * d1 , (BALL_SPEED_Y + s2) * d2);
+	ballView.center = CGPointMake(WIDTH/2, HEIGHT/2);
+	player1View.center = CGPointMake(30, HEIGHT/2);
+	player2View.center = CGPointMake(WIDTH-30, HEIGHT/2);
+}
+
+- (void)positionPlayer:(CGPoint)point {
+	UIView *p;
+	NSInteger direction = 0;
+	
+	if (point.x  < WIDTH/2) {
+		p = player1View;
+	} else {
+		p = player2View;
+	}
+	
+	if (point.y > HEIGHT/2 && p.frame.origin.y + p.frame.size.height < HEIGHT) {
+		direction = 1;
+	} else if (point.y < HEIGHT/2 && p.frame.origin.y > 0) {
+		direction = -1;
+	} else {
+		direction = 0;
+	}
+	
+	
+	CGRect f = p.frame;
+	f.origin.y = f.origin.y + (PLAYER_SPEED * direction);
+	[UIView beginAnimations:NULL context:NULL];
+	p.frame = f;
+	[UIView commitAnimations];
+}
+
+#pragma mark -
+#pragma mark Input
+
+- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {
+	if (gamePaused) {
+		tapToBegin.hidden = YES;
+		gamePaused = NO;
+	} else {
+		switch ([touches count]) {
+			case 1:
+				[self positionPlayer:[[[touches allObjects] objectAtIndex:0] locationInView:self.view]];
+				break;
+			default:
+				[self positionPlayer:[[[touches allObjects] objectAtIndex:0] locationInView:self.view]];
+				[self positionPlayer:[[[touches allObjects] objectAtIndex:1] locationInView:self.view]];
+				break;
+		}		
+	}
+}
+
+
+# pragma mark -
+# pragma mark Reset
+
+-(BOOL)canBecomeFirstResponder {
+    return YES;
+}
+
+- (void)motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event {
+	if (event.type == UIEventSubtypeMotionShake) {
+		[self zeroPoints];
+	}
+}
+
+- (void)zeroPoints {
+	pointsP1.text = @"0";
+	pointsP2.text = @"0";
+}
+
+# pragma mark -
+# pragma mark Dealloc
+
+- (void)dealloc {
+	[ballView release];
+	[player1View release];
+	[player2View release];
+	[tapToBegin release];
+	[pointsP1 release];
+	[pointsP2 release];
+	[ggsNetwork release];
+	
+    [super dealloc];
+}
+
+@end