Point.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Base / System / Windows / Point.cs / 1305600 / Point.cs
                        
                        
                            //------------------------------------------------------------------------------ 
//  Microsoft Avalon
//  Copyright (c) Microsoft Corporation, 2001, 2002
//
//  File: Point.cs 
//-----------------------------------------------------------------------------
using System; 
using System.ComponentModel; 
using System.ComponentModel.Design.Serialization;
using System.Reflection; 
using System.Text;
using System.Collections;
using System.Globalization;
using System.Windows; 
using System.Windows.Media;
using System.Runtime.InteropServices; 
 
namespace System.Windows
{ 
    /// 
    /// Point - Defaults to 0,0
    /// 
    public partial struct Point 
    {
        #region Constructors 
 
        /// 
        /// Constructor which accepts the X and Y values 
        /// 
        /// The value for the X coordinate of the new Point
        /// The value for the Y coordinate of the new Point
        public Point(double x, double y) 
        {
            _x = x; 
            _y = y; 
        }
 
        #endregion Constructors

        #region Public Methods
 
        /// 
        /// Offset - update the location by adding offsetX to X and offsetY to Y 
        ///  
        ///  The offset in the x dimension 
        ///  The offset in the y dimension  
        public void Offset(double offsetX, double offsetY)
        {
            _x += offsetX;
            _y += offsetY; 
        }
 
        ///  
        /// Operator Point + Vector
        ///  
        /// 
        /// Point - The result of the addition
        /// 
        ///  The Point to be added to the Vector  
        ///  The Vectr to be added to the Point 
        public static Point operator + (Point point, Vector vector) 
        { 
             return new Point(point._x + vector._x, point._y + vector._y);
        } 

        /// 
        /// Add: Point + Vector
        ///  
        /// 
        /// Point - The result of the addition 
        ///  
        ///  The Point to be added to the Vector 
        ///  The Vector to be added to the Point  
        public static Point Add(Point point, Vector vector)
        {
            return new Point(point._x + vector._x, point._y + vector._y);
        } 

        ///  
        /// Operator Point - Vector 
        /// 
        ///  
        /// Point - The result of the subtraction
        /// 
        ///  The Point from which the Vector is subtracted 
        ///  The Vector which is subtracted from the Point  
        public static Point operator - (Point point, Vector vector)
        { 
            return new Point(point._x - vector._x, point._y - vector._y); 
        }
 
        /// 
        /// Subtract: Point - Vector
        /// 
        ///  
        /// Point - The result of the subtraction
        ///  
        ///  The Point from which the Vector is subtracted  
        ///  The Vector which is subtracted from the Point 
        public static Point Subtract(Point point, Vector vector) 
        {
            return new Point(point._x - vector._x, point._y - vector._y);
        }
 
        /// 
        /// Operator Point - Point 
        ///  
        /// 
        /// Vector - The result of the subtraction 
        /// 
        ///  The Point from which point2 is subtracted 
        ///  The Point subtracted from point1 
        public static Vector operator - (Point point1, Point point2) 
        {
            return new Vector(point1._x - point2._x, point1._y - point2._y); 
        } 

        ///  
        /// Subtract: Point - Point
        /// 
        /// 
        /// Vector - The result of the subtraction 
        /// 
        ///  The Point from which point2 is subtracted  
        ///  The Point subtracted from point1  
        public static Vector Subtract(Point point1, Point point2)
        { 
            return new Vector(point1._x - point2._x, point1._y - point2._y);
        }

        ///  
        /// Operator Point * Matrix
        ///  
        public static Point operator * (Point point, Matrix matrix) 
        {
            return matrix.Transform(point); 
        }

        /// 
        /// Multiply: Point * Matrix 
        /// 
        public static Point Multiply(Point point, Matrix matrix) 
        { 
            return matrix.Transform(point);
        } 

        /// 
        /// Explicit conversion to Size.  Note that since Size cannot contain negative values,
        /// the resulting size will contains the absolute values of X and Y 
        /// 
        ///  
        /// Size - A Size equal to this Point 
        /// 
        ///  Point - the Point to convert to a Size  
        public static explicit operator Size(Point point)
        {
            return new Size(Math.Abs(point._x), Math.Abs(point._y));
        } 

        ///  
        /// Explicit conversion to Vector 
        /// 
        ///  
        /// Vector - A Vector equal to this Point
        /// 
        ///  Point - the Point to convert to a Vector 
        public static explicit operator Vector(Point point) 
        {
            return new Vector(point._x, point._y); 
        } 

        #endregion Public Methods 
   }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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