Class DrawContours

Namespace

Bonsai.Vision.Drawing

Assembly

Bonsai.Vision.dll

Represents an operator that specifies drawing contour outlines or filled interiors in an image.

public class DrawContours : CanvasElement

Inheritance

object

Combinator<Canvas, Canvas>

Transform<Canvas, Canvas>

CanvasElement

DrawContours

Inherited Members

CanvasElement.Process(IObservable<Canvas>)

Combinator<Canvas, Canvas>.Process(IObservable<Canvas>)

object.ToString()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

Properties

Contour

Gets or sets the first contour to draw.

public Seq Contour { get; set; }

Property Value

Seq

ExternalColor

Gets or sets the color of the external contours.

[Range(0, 255)]
[Precision(0, 1)]
[TypeConverter(typeof(BgraScalarConverter))]
public Scalar ExternalColor { get; set; }

Property Value

Scalar

HoleColor

Gets or sets the color of the internal holes.

[Range(0, 255)]
[Precision(0, 1)]
[TypeConverter(typeof(BgraScalarConverter))]
public Scalar HoleColor { get; set; }

Property Value

Scalar

LineType

Gets or sets a value specifying the line drawing algorithm used to draw the contour boundaries.

public LineFlags LineType { get; set; }

Property Value

LineFlags

MaxLevel

Gets or sets the maximum level of the contour hierarchy to draw.

public int MaxLevel { get; set; }

Property Value

int

Thickness

Gets or sets the thickness of the contour lines, if positive. Otherwise, the contour interiors will be drawn.

public int Thickness { get; set; }

Property Value

int

Methods

GetRenderer()

Returns the contour drawing operation.

protected override Action<IplImage> GetRenderer()

Returns

Action<IplImage>

The Action<T> object that will be invoked to apply the drawing operation to the canvas bitmap during rendering.