ShapeMorph Shapes morphing into other shapes

C4Workspace.m

//
//  C4WorkSpace.m
//  Examples
//
//  Created by Greg Debicki.
//

#import "C4WorkSpace.h"

@implementation C4WorkSpace {
    C4Shape *shape;
    int count;
    
}

-(void)setup {
    shape = [C4Shape rect:CGRectMake(0, 0, 150, 150)];
    shape.center = self.canvas.center;
    shape.animationDuration = 0.3f;
    [self.canvas addShape:shape];
}


-(void) touchesBegan {
    if (count < 5){
        count++;
    }
    else {
        count = 0;
    }
    
    switch (count) {
        case 0:
            [self rectango];
            break;
        case 1:
            [self ellipso];
            break;
        case 2:
            [self lino];
            break;
        case 3:
            [self triango];
            break;
        case 4:
            [self polyGone];
            break;
        case 5:
            [self wham];
            break;
            
        default:
            break;
    }
    
}

-(void) rectango {
    CGRect rect = CGRectMake(0, 0, 150, 150);
    [shape rect:rect];
    shape.center = self.canvas.center;
}

-(void) ellipso {
    CGRect rect = CGRectMake(0, 0, 150, 150);
    [shape ellipse:rect];
    shape.center = self.canvas.center;
}

-(void) lino {
    CGPoint p1[2] = {CGPointMake(0,0),CGPointMake(150,0)};
    [shape line:p1];
    shape.center = self.canvas.center;
}

-(void) triango {
    CGPoint p2[3] = {
        CGPointMake(0,0),
        CGPointMake(150,150),
        CGPointMake(0,150)};
    [shape triangle:p2];
    shape.center = self.canvas.center;
}

-(void) polyGone {
    CGPoint p3[4] = {
        CGPointMake(100,0),
        CGPointMake(250,0),
        CGPointMake(150, 150),
        CGPointMake(0,150)
    };
    [shape polygon:p3 pointCount:4];
    shape.center = self.canvas.center;
}

-(void) wham {
    C4Font *f = [C4Font fontWithName:@"ArialRoundedMTBold" size:100.0f];
    [shape shapeFromString:@"WHAM!" withFont:f];
    shape.center = self.canvas.center;
}

@end