Even Simpler Match Game Example

C4Workspace.m

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

#import "C4WorkSpace.h"

@implementation C4WorkSpace {
    C4Shape *s1, *s2, *s3, *s4, *s5, *s6;
    C4Shape *m1, *m2, *m3, *m4, *m5, *m6;
    C4Image *i1, *i2, *i3, *i4, *i5, *i6;
    C4Timer *win;
    
    BOOL s1Bool, s2Bool, s3Bool, s4Bool, s5Bool, s6Bool;
    
}

-(void)setup {
    [self setupMasks];
    [self setupImages];
    [self placeImages];
    [self setupShapes];
    [self setupGestures];
    
    win = [C4Timer automaticTimerWithInterval:1.0f target:self method:@"didWin" repeats:YES];
}

-(void) didWin {
    if (s1Bool==YES && s2Bool==YES && s3Bool==YES &&
        s4Bool==YES && s5Bool==YES && s6Bool==YES) {
        
        s1.animationDuration = 2.0f;
        s2.animationDuration = 2.0f;
        s3.animationDuration = 2.0f;
        s4.animationDuration = 2.0f;
        s5.animationDuration = 2.0f;
        s6.animationDuration = 2.0f;
        
        s1Bool = NO;
        s2Bool = NO;
        s3Bool = NO;
        s4Bool = NO;
        s5Bool = NO;
        s6Bool = NO;
        
        s1.alpha = 1.0f;
        s2.alpha = 1.0f;
        s3.alpha = 1.0f;
        s4.alpha = 1.0f;
        s5.alpha = 1.0f;
        s6.alpha = 1.0f;
    }
}

-(void) setupMasks {
    CGRect rect = CGRectMake(0, 0, 150, 150);
    
    m1 = [C4Shape ellipse:rect];
    m2 = [C4Shape ellipse:rect];
    m3 = [C4Shape ellipse:rect];
    m4 = [C4Shape ellipse:rect];
    m5 = [C4Shape ellipse:rect];
    m6 = [C4Shape ellipse:rect];
}

-(void) setupImages {
    i1 = [C4Image imageNamed:@"Photo1.jpg"];
    i2 = [C4Image imageNamed:@"Photo2.jpg"];
    i3 = [C4Image imageNamed:@"Photo3.jpg"];
    i4 = [C4Image imageNamed:@"Photo1.jpg"];
    i5 = [C4Image imageNamed:@"Photo2.jpg"];
    i6 = [C4Image imageNamed:@"Photo3.jpg"];
    
    i1.width *= .5f;
    i2.width *= .5f;
    i3.width *= .5f;
    i4.width *= .5f;
    i5.width *= .5f;
    i6.width *= .5f;
    
    m1.center = i1.center;
    i1.mask = m1;
    
    m2.center = i2.center;
    i2.mask = m2;
    
    m3.center = i3.center;
    i3.mask = m3;
    
    m4.center = i4.center;
    i4.mask = m4;
    
    m5.center = i5.center;
    i5.mask = m5;
    
    m6.center = i6.center;
    i6.mask = m6;
    
}

-(void) placeImages {
    CGPoint currentCenter = self.canvas.center;
    
    currentCenter.x -= 200;
    i1.center = currentCenter;
    
    currentCenter.x += 200;
    i2.center = currentCenter;

    currentCenter.x += 200;
    i3.center = currentCenter;

    currentCenter = self.canvas.center;
    currentCenter.x -= 200;
    currentCenter.y += 200;
    i4.center = currentCenter;

    currentCenter.x += 200;
    i5.center = currentCenter;
    
    currentCenter.x += 200;
    i6.center = currentCenter;
    
    [self.canvas addObjects:@[i1,i2,i3,i4,i5,i6]];
    i1.userInteractionEnabled = NO;
    i2.userInteractionEnabled = NO;
    i3.userInteractionEnabled = NO;
    i4.userInteractionEnabled = NO;
    i5.userInteractionEnabled = NO;
    i6.userInteractionEnabled = NO;
}

-(void) setupShapes {
    CGRect rect = CGRectMake(0, 0, 150, 150);
    
    s1 = [C4Shape ellipse:rect];
    s2 = [C4Shape ellipse:rect];
    s3 = [C4Shape ellipse:rect];
    s4 = [C4Shape ellipse:rect];
    s5 = [C4Shape ellipse:rect];
    s6 = [C4Shape ellipse:rect];
    
    s1.center = i1.center;
    s2.center = i2.center;
    s3.center = i3.center;
    s4.center = i4.center;
    s5.center = i5.center;
    s6.center = i6.center;
    
    [self.canvas addObjects:@[s1,s2,s3,s4,s5,s6]];
}

-(void) setupGestures {
    [s1 addGesture:TAP name:@"tap" action:@"tapped"];
    [self listenFor:@"tapped" fromObject:s1 andRunMethod:@"s1On"];
    [s4 addGesture:TAP name:@"tap" action:@"tapped"];
    [self listenFor:@"tapped" fromObject:s4 andRunMethod:@"s4On"];
    
    [s2 addGesture:TAP name:@"tap" action:@"tapped"];
    [self listenFor:@"tapped" fromObject:s2 andRunMethod:@"s2On"];
    [s5 addGesture:TAP name:@"tap" action:@"tapped"];
    [self listenFor:@"tapped" fromObject:s5 andRunMethod:@"s5On"];
    
    [s3 addGesture:TAP name:@"tap" action:@"tapped"];
    [self listenFor:@"tapped" fromObject:s3 andRunMethod:@"s3On"];
    [s6 addGesture:TAP name:@"tap" action:@"tapped"];
    [self listenFor:@"tapped" fromObject:s6 andRunMethod:@"s6On"];
}

-(void) s1On {
    s1.animationDuration = 0.2f;
    s1.alpha = 0.0f;
    s1Bool = YES;
    [self runMethod:@"s1Off" afterDelay:1.0f]; }
-(void) s1Off {
    if(s4Bool != YES) {
        s1.alpha = 1.0f;
        s1Bool = NO; }}

-(void) s4On {
    s4.animationDuration = 0.2f;
    s4.alpha = 0.0f;
    s4Bool = YES;
    [self runMethod:@"s4Off" afterDelay:1.0f]; }
-(void) s4Off {
    if(s1Bool != YES) {
        s4.alpha = 1.0f;
        s4Bool = NO; }}

-(void) s2On {
    s2.animationDuration = 0.2f;
    s2.alpha = 0.0f;
    s2Bool = YES;
    [self runMethod:@"s2Off" afterDelay:1.0f]; }
-(void) s2Off {
    if(s5Bool != YES) {
        s2.alpha = 1.0f;
        s2Bool = NO; }}

-(void) s5On {
    s5.animationDuration = 0.2f;
    s5.alpha = 0.0f;
    s5Bool = YES;
    [self runMethod:@"s5Off" afterDelay:1.0f]; }
-(void) s5Off {
    if(s2Bool != YES) {
        s5.alpha = 1.0f;
        s5Bool = NO; }}

-(void) s3On {
    s3.animationDuration = 0.2f;
    s3.alpha = 0.0f;
    s3Bool = YES;
    [self runMethod:@"s3Off" afterDelay:1.0f]; }
-(void) s3Off {
    if(s6Bool != YES) {
        s3.alpha = 1.0f;
        s3Bool = NO; }}

-(void) s6On {
    s6.animationDuration = 0.2f;
    s6.alpha = 0.0f;
    s6Bool = YES;
    [self runMethod:@"s6Off" afterDelay:1.0f]; }
-(void) s6Off {
    if(s3Bool != YES) {
        s6.alpha = 1.0f;
        s6Bool = NO; }}

@end

I'm having trouble getting this to run. Can you possibly upload a full github repo of the project, including the image files you're running? I'm not sure why, but I can't see anything and the buttons aren't reacting to my tap gestures.