﻿PointF Structure

# PointF Structure

A struct representing X and Y co-ordinates as floating point values

Namespace:  Eto.Drawing
Assembly:  Eto (in Eto.dll) Version: 2.5.3-dev
Syntax
`public struct PointF : IEquatable<PointF>`

The PointF type exposes the following members.

Constructors
NameDescription
PointF(Point)
Initializes a new instance of a PointF class with values of the Pointpoint
PointF(SizeF)
Initializes a new instance of a Point class with X and Y values corresponding to the Width and Height values of the specified size, respecitively
PointF(Single, Single)
Initializes a new instance of a Point class with specified x and y values
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Properties
NameDescription
Angle
Gets the angle of the point as a vector from origin 0,0.
IsZero
Gets a value indicating that both the X and Y co-ordinates of this point are zero
Length
Gets the length of the point as a vector from origin 0,0
LengthSquared
Gets the squared length of the point as a vector from origin 0,0.
Normal
Gets the point as a normal vector (perpendicular) to the current point from the origin
UnitVector
Gets the current point as a unit vector (a point with a Length of 1.0 from origin 0,0)
X
Gets or sets the X co-ordinate of this point
Y
Gets or sets the Y co-ordinate of this point
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Methods
NameDescription
Abs
Returns the absolute X and Y components of the specified point
AngleTo
Gets the angle of the width/height as a vector from the specified destination.
Distance(PointF)
Gets the distance between this point and the specified point
Distance(PointF, PointF)
Gets the distance between two points using pythagoras theorem
DotProduct(PointF)
Gets the dot product of this instance and the specified point
DotProduct(PointF, PointF)
Gets the dot product between two points
Equals(Object)
Returns a value indicating that the specified obj is equal to this point
(Overrides ValueTypeEquals(Object).)
Equals(PointF)
Returns a value indicating that the specified other point is equal to this point
GetHashCode
Gets the hash code of this point
(Overrides ValueTypeGetHashCode.)
LengthTo
Gets the length between this point and the destination point.
Max
Returns the maximum X and Y components of two points
Min
Returns the minimum X and Y components of two points
Offset(PointF)
Offsets the X and Y co-ordinates of this point by the values from the specified offset
Offset(Single, Single)
Offsets the X and Y co-ordinates of this point by the specified x and y values
Offset(PointF, PointF)
Offsets the X and Y co-ordinates of the point by the values from the specified offset
Offset(PointF, Single, Single)
Offsets the X and Y co-ordinates of the point by the specified x and y values
Restrict(RectangleF)
Restricts the X and Y co-ordinates within the specified rectangle
Restrict(Point, Rectangle)
Restricts the X and Y co-ordinates of the specified point within the rectangle
Rotate(Single)
Treats the point as a vector and rotates it around the origin (0,0) by the specified angle.
Rotate(PointF, Single)
Treats the point as a vector and rotates it around the origin (0,0) by the specified angle.
ToString
Converts this point to a string
(Overrides ValueTypeToString.)
UnitVectorAtAngle
Creates a unit vector PointF (a point with a Length of 1.0 from origin 0,0) with the specified angle, in degrees
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Operators
NameDescription
Operator to return the addition of two points as a PointF
Operator to add a size to a point
Operator to add a value to both the X and Y co-ordinates of a point
Division(PointF, SizeF)
Divides the specified point with a size
Division(PointF, Single)
Divides the X and Y co-ordinates of the specified point with a given value
Equality
Determines equality between two points
(SizeF to PointF)
Explicit conversion from a size to a PointF with a X and Y of the Width and Height values of the size, respectively
(Point to PointF)
Implicit conversion from a Point to a PointF
Inequality
Determines the inequality between two points
Multiply(Single, PointF)
Multiplies the X and Y co-ordinates of the specified point with a given factor
Multiply(PointF, PointF)
Multiplies the X and Y co-ordinates of the two specified point values
Multiply(PointF, SizeF)
Multiplies the specified point with a size
Multiply(PointF, Single)
Multiplies the X and Y co-ordinates of the specified point with a given factor
Subtraction(PointF, PointF)
Operator to return the difference between two points as a PointF
Subtraction(PointF, SizeF)
Operator to subtract a size from a point
Subtraction(PointF, Single)
Operator to subtract a value from both the X and Y co-ordinates of a point
UnaryNegation
Returns a new PointF with negative x and y values of the specified point
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Fields
NameDescription
Empty
Gets an empty point with an X and Y value of zero
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Remarks
The point struct is used for drawing and positioning of elements and widgets