What is cashapelayer?

A layer that draws a cubic Bezier spline in its coordinate space. iOS 3.0+

What is CA layer?

An object that manages image-based content and allows you to perform animations on that content. iPadOS 2.0+ macOS 10.5+

What is the layer property on a UIView object?

All UIView subclasses have a layer property, which is responsible for drawing their contents efficiently. These layers are powered by Core Animation, which handles all the drawing and animation that UIKit requests.

What is Cgmutablepath?

A mutable graphics path: a mathematical description of shapes or lines to be drawn in a graphics context.

What is CGContext?

The CGContext type represents a Quartz 2D drawing destination. A graphics context contains drawing parameters and all device-specific information needed to render the paint on a page to the destination, whether the destination is a window in an application, a bitmap image, a PDF document, or a printer.

What is Cgpath?

An immutable graphics path: a mathematical description of shapes or lines to be drawn in a graphics context.

What is CGContext Swift?

Overview. The CGContext type represents a Quartz 2D drawing destination. A graphics context contains drawing parameters and all device-specific information needed to render the paint on a page to the destination, whether the destination is a window in an application, a bitmap image, a PDF document, or a printer.

What is a CGPoint?

Overview. The data structure CGPoint represents a point in a two-dimensional coordinate system. The data structure CGRect represents the location and dimensions of a rectangle. The data structure CGSize represents the dimensions of width and height.

What is CGSize in Swift?

Overview. A CGSize structure is sometimes used to represent a distance vector, rather than a physical size. As a vector, its values can be negative. To normalize a CGRect structure so that its size is represented by positive values, call the standardized function.