Chapter 1: The Layer Tree
Chapter 2: The contents Image
Chapter 2: Custom Drawing
Chapter 3: Layout
Chapter 3: Coordinate Systems
Chapter 3: Hit Testing
Chapter 4: Rounded Corners and Layer Borders
Chapter 4: Drop Shadows
Chapter 4: Layer Masking
Chapter 4: Scaling Filters
Chapter 4: Group Opacity
Chapter 5: Affine Transforms
Chapter 5: 3D Transforms and Solid Objects
Chapter 6: CAShapeLayer and CATransformLayer
Chapter 6: CATiledLayer and CAEmitterLayer
Chapter 6: AVPlayerLayer
Chapter 7: Implicit Animations