SliceDrawing

protocol SliceDrawing : ImageDrawing, ShapeDrawing, SliceCalculating, TextDrawing, WheelMathCalculating

Slice drawing protocol

  • circularSegmentHeight Extension method

    Circular segment height

    Declaration

    Swift

    var circularSegmentHeight: CGFloat { get }
  • margins Extension method

    Content margins

    Declaration

    Swift

    var margins: SFWConfiguration.Margins { get }

  • Context position correction offset degree

    Declaration

    Swift

    var contextPositionCorrectionOffsetDegree: CGFloat { get }

  • Draw slice with content

    Declaration

    Swift

    func drawSlice(withIndex index: Int, in context: CGContext, forSlice slice: Slice, rotation: CGFloat, start: CGFloat, end: CGFloat)

    Parameters

    index

    index
    context

    context where to draw
    slice

    slice content object
    rotation

    rotation degree
    start

    start degree
    end

    end degree

  • Prepare to draw text

    Declaration

    Swift

    func prepareDraw(text: String, in context: CGContext, preferences: TextPreferences, rotation: CGFloat, index: Int, topOffset: CGFloat) -> CGFloat

    Parameters

    text

    text
    context

    context where to draw
    preferences

    text preferences
    rotation

    rotation degree
    index

    index
    topOffset

    top offset

    Return Value

    height of the drawn text