C# Class Avalonia.Controls.PanAndZoom.MatrixHelper

Avalonia Matrix helper methods.
Show file Open project: wieslawsoltes/MatrixPanAndZoomDemo Class Usage Examples

Public Properties

Property Type Description
Identity Avalonia.Matrix

Public Methods

Method Description
Rotation ( double radians ) : Avalonia.Matrix

Creates a matrix that rotates.
Rotation ( double angle, Avalonia.Vector center ) : Avalonia.Matrix

Creates a matrix that rotates about a specified center.
Rotation ( double angle, double centerX, double centerY ) : Avalonia.Matrix

Creates a matrix that rotates about a specified center.
Scale ( double scaleX, double scaleY ) : Avalonia.Matrix

Creates a matrix that scales along the x-axis and y-axis.
ScaleAt ( double scaleX, double scaleY, double centerX, double centerY ) : Avalonia.Matrix

Creates a matrix that is scaling from a specified center.
ScaleAtPrepend ( Avalonia.Matrix matrix, double scaleX, double scaleY, double centerX, double centerY ) : Avalonia.Matrix

Prepends a scale around the center of provided matrix.
Skew ( float angleX, float angleY ) : Avalonia.Matrix

Creates a skew matrix.
TransformPoint ( Avalonia.Matrix matrix, Avalonia.Point point ) : Avalonia.Point

Transforms a point by this matrix.
Translate ( double offsetX, double offsetY ) : Avalonia.Matrix

Creates a translation matrix using the specified offsets.
TranslatePrepend ( Avalonia.Matrix matrix, double offsetX, double offsetY ) : Avalonia.Matrix

Prepends a translation around the center of provided matrix.

Method Details

Rotation() public static method

Creates a matrix that rotates.
public static Rotation ( double radians ) : Avalonia.Matrix
radians double Angle of rotation in radians. Angles are measured clockwise when looking along the rotation axis.
return Avalonia.Matrix

Rotation() public static method

Creates a matrix that rotates about a specified center.
public static Rotation ( double angle, Avalonia.Vector center ) : Avalonia.Matrix
angle double Angle of rotation in radians.
center Avalonia.Vector The center of the rotation.
return Avalonia.Matrix

Rotation() public static method

Creates a matrix that rotates about a specified center.
public static Rotation ( double angle, double centerX, double centerY ) : Avalonia.Matrix
angle double Angle of rotation in radians.
centerX double The center X-coordinate of the rotation.
centerY double The center Y-coordinate of the rotation.
return Avalonia.Matrix

Scale() public static method

Creates a matrix that scales along the x-axis and y-axis.
public static Scale ( double scaleX, double scaleY ) : Avalonia.Matrix
scaleX double Scaling factor that is applied along the x-axis.
scaleY double Scaling factor that is applied along the y-axis.
return Avalonia.Matrix

ScaleAt() public static method

Creates a matrix that is scaling from a specified center.
public static ScaleAt ( double scaleX, double scaleY, double centerX, double centerY ) : Avalonia.Matrix
scaleX double Scaling factor that is applied along the x-axis.
scaleY double Scaling factor that is applied along the y-axis.
centerX double The center X-coordinate of the scaling.
centerY double The center Y-coordinate of the scaling.
return Avalonia.Matrix

ScaleAtPrepend() public static method

Prepends a scale around the center of provided matrix.
public static ScaleAtPrepend ( Avalonia.Matrix matrix, double scaleX, double scaleY, double centerX, double centerY ) : Avalonia.Matrix
matrix Avalonia.Matrix The matrix to prepend scale.
scaleX double Scaling factor that is applied along the x-axis.
scaleY double Scaling factor that is applied along the y-axis.
centerX double The center X-coordinate of the scaling.
centerY double The center Y-coordinate of the scaling.
return Avalonia.Matrix

Skew() public static method

Creates a skew matrix.
public static Skew ( float angleX, float angleY ) : Avalonia.Matrix
angleX float Angle of skew along the X-axis in radians.
angleY float Angle of skew along the Y-axis in radians.
return Avalonia.Matrix

TransformPoint() public static method

Transforms a point by this matrix.
public static TransformPoint ( Avalonia.Matrix matrix, Avalonia.Point point ) : Avalonia.Point
matrix Avalonia.Matrix The matrix to use as a transformation matrix.
point Avalonia.Point >The original point to apply the transformation.
return Avalonia.Point

Translate() public static method

Creates a translation matrix using the specified offsets.
public static Translate ( double offsetX, double offsetY ) : Avalonia.Matrix
offsetX double X-coordinate offset.
offsetY double Y-coordinate offset.
return Avalonia.Matrix

TranslatePrepend() public static method

Prepends a translation around the center of provided matrix.
public static TranslatePrepend ( Avalonia.Matrix matrix, double offsetX, double offsetY ) : Avalonia.Matrix
matrix Avalonia.Matrix The matrix to prepend translation.
offsetX double X-coordinate offset.
offsetY double Y-coordinate offset.
return Avalonia.Matrix

Property Details

Identity public static property

Gets the identity matrix.
public static Matrix,Avalonia Identity
return Avalonia.Matrix