Shape to shape transitions, 4Les

C4WorkSpace.m

//
//  C4WorkSpace.m
//  Examples
//
//  Created by Travis Kirton on 12-07-23.
//


#import "C4WorkSpace.h"

@implementation C4WorkSpace {
    C4Shape *circle, *square;
    C4View *shapeView;
    BOOL isCircle;
}

-(void)setup {
    CGRect frame = CGRectMake(0, 0, 386,386);
    shapeView = [[C4View alloc] initWithFrame:frame];

    circle = [C4Shape ellipse:frame];
    
    square = [C4Shape rect:frame];

    [shapeView addShape:circle];
    [self.canvas addSubview:shapeView];
    shapeView.center = self.canvas.center;
    
    isCircle = YES;
}

-(void)touchesBegan {
    if(isCircle) {
        [UIView transitionFromView:circle
                            toView:square
                          duration:1.0
                           options:UIViewAnimationOptionTransitionFlipFromLeft
                        completion:nil];
        isCircle = NO;
    } else {
        [UIView transitionFromView:square
                            toView:circle
                          duration:1.0
                           options:UIViewAnimationOptionTransitionFlipFromRight
                        completion:nil];
        isCircle = YES;
    }
}

@end