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Image collisions with actions | App Code for Sale | Preview

Image collisions with actions | iOS Tutorial

How to set actions when 2 images colide

Overview PAGE TOP

Reference: http://www.geekylemon.com/WEBPROTECT-xcodetutorialimageco.htm

In this tutorial i will be showing you how to set actions when 2 images colide

Features:

  • 2 UIImageView
  • 2 Views
  • 1 Button
  • 1 Label

How this is work simply creating two images making one of them draggable and when they collide or touch it performs an action in which this tutorial switches views its a great base for a simple game in which you have to dodge images to get to the next level

ViewController.h PAGE TOP

@interface ViewController :UIViewController {
IBOutlet UIImageView *image1;
     IBOutlet UIImageView *image2;
}
@property (nonatomic, retain) UIImageView*image1;
@property (nonatomic, retain) UIImageView*image2;
-(void)collision; 
@end

ViewController.m PAGE TOP

#import "newview.h"
@implementation ViewController
@synthesize image1, image2;
-(void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event {
UITouch *mytouch = [[event allTouches] anyObject];
image1.center = [mytouch locationInView:self.view];  
    [self collision];
}
-(void)collision {
if (CGRectIntersectsRect(image1.frame, image2.frame)) {
newview *second = [[newview alloc] initWithNibName:nil bundle:nil];
        [self presentModalViewController:second animated:YES];
    }
}
@end

newview.h PAGE TOP

@interface newview :UIViewController {
}
-(IBAction)goback:(id)sender; 
@end

newview.m PAGE TOP

#import "ViewController.h"
@implementation newview
 -(IBAction)goback:(id)sender {
ViewController *second = [[ViewController alloc]initWithNibName:nil bundle:nil];
    [self presentModalViewController:second animated:YES];
} 
@end

Reference PAGE TOP

http://www.geekylemon.com/WEBPROTECT-xcodetutorialimageco.htm

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