Getting Things On-Screen

C4WorkSpace.m

//
//  C4WorkSpace.m
//  Getting Things On-Screen Tutorial
//
//  Created by Travis Kirton.
//

#import "C4WorkSpace.h"

/*
 UNCOMMENT the camera stuff if you're running this on an iPad.
 */

@implementation C4WorkSpace {
    C4Shape *shape;
    C4Movie *movie;
    C4Image *image;
    C4GL *gl;
//    C4Camera *camera;
    C4Label *label;
    C4Button *button;
    C4Slider *slider;
    C4Stepper *stepper;
    C4Switch *onOffSwitch;
    C4ScrollView *scrollView;
    
    NSArray *allObjects;
}

-(void)setup {
    [self createObjects];
    [self setupObjects];
    [self positionObjects];
    
    [self individualAdd];
//    [self groupAdd];
}

//adding each object individually
-(void)individualAdd {
    [self.canvas addShape:shape];
    [self.canvas addMovie:movie];
    [self.canvas addImage:image];
    [self.canvas addGL:gl];
    //    [self.canvas addCamera:camera];
    [self.canvas addLabel:label];
    [self.canvas addUIElement:button];
    [self.canvas addUIElement:slider];
    [self.canvas addUIElement:stepper];
    [self.canvas addUIElement:onOffSwitch];
    [self.canvas addSubview:scrollView];
}

//adding an array of objects at once
-(void)groupAdd {
    [self.canvas addObjects:allObjects];
}

-(void)createObjects {
    shape = [C4Shape ellipse:CGRectMake(0, 0, 128, 128)];
    movie = [C4Movie movieNamed:@"inception.mov"];
    image = [C4Image imageNamed:@"C4Sky"];
    gl = [C4GL glWithFrame:CGRectMake(0, 0, 600, 400)];
//    camera = [C4Camera cameraWithFrame:shape.frame];
    label = [C4Label labelWithText:@"A Label"];
    button = [C4Button buttonWithType:ROUNDEDRECT];
    slider = [C4Slider slider:CGRectMake(0, 0, 128, 44)];
    stepper = [C4Stepper stepper];
    onOffSwitch = [C4Switch switch];
    scrollView = [C4ScrollView scrollView:CGRectMake(0, 0, 128, 96)];
        
    allObjects = @[shape,
                   movie,
                   image,
                   gl,
//                   camera,
                   label,
                   button,
                   slider,
                   stepper,
                   onOffSwitch,
                   scrollView];
}

-(void)setupObjects {
    movie.height = shape.height;
    image.height = movie.height;
    gl.frame = CGRectMake(0, 0, 150, 100);
//    camera.frame = shape.frame;
//    [camera initCapture];
    [label sizeToFit];
    C4Image *table = [C4Image imageNamed:@"C4Table"];
    [scrollView addImage:table];
    scrollView.contentSize = table.bounds.size;
}

-(void)positionObjects {
    CGPoint currentCenter = CGPointMake(self.canvas.center.x, 20);
    for (int i = 0; i < [allObjects count]; i++) {
        C4Control *obj = (C4Control *)allObjects[i];
        currentCenter.y += obj.height / 2.0f;
        obj.center = currentCenter;
        currentCenter.y += obj.height/2.0 + 10;
    }
}

@end