StrokeNodeData.cs source code in C# .NET

                        Code:
                         / Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Core / CSharp / MS / Internal / Ink / StrokeNodeData.cs / 1 / StrokeNodeData.cs
                        
                        
                            //------------------------------------------------------------------------ 
// 
// Copyright (c) Microsoft Corporation. All rights reserved.
// 
//----------------------------------------------------------------------- 

using System; 
using System.Collections.Generic; 
using System.Windows;
using System.Windows.Media; 
using System.Windows.Input;
using System.Diagnostics;

namespace MS.Internal.Ink 
{
    #region StrokeNodeData 
 
    /// 
    /// This structure represents a node on a stroke spine. 
    /// 
    internal struct StrokeNodeData
    {
        #region Statics 

        private static StrokeNodeData s_empty = new StrokeNodeData(); 
 
        #endregion
 
        #region API (internal)

        ///  Returns static object representing an unitialized node 
        internal static StrokeNodeData Empty { get { return s_empty; } } 

        ///  
        /// Constructor for nodes of a pressure insensitive stroke 
        /// 
        /// position of the node 
        internal StrokeNodeData(Point position)
        {
            _position = position;
            _pressure = 1; 
        }
 
        ///  
        /// Constructor for nodes with pressure data
        ///  
        /// position of the node
        /// pressure scaling factor at the node
        internal StrokeNodeData(Point position, float pressure)
        { 
            System.Diagnostics.Debug.Assert(DoubleUtil.GreaterThan((double)pressure, 0d));
 
            _position = position; 
            _pressure = pressure;
        } 

        ///  Tells whether the structre was properly initialized 
        internal bool IsEmpty
        { 
            get
            { 
                Debug.Assert(DoubleUtil.AreClose(0, s_empty._pressure)); 
                return DoubleUtil.AreClose(_pressure, s_empty._pressure);
            } 
        }

        ///  Position of the node 
        internal Point Position 
        {
            get { return _position; } 
        } 

        ///  Pressure scaling factor at the node  
        internal float PressureFactor { get { return _pressure; } }

        #endregion
 
        #region Privates
 
        private Point   _position; 
        private float _pressure;
 
        #endregion
    }

    #endregion 
}

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

using System; 
using System.Collections.Generic; 
using System.Windows;
using System.Windows.Media; 
using System.Windows.Input;
using System.Diagnostics;

namespace MS.Internal.Ink 
{
    #region StrokeNodeData 
 
    /// 
    /// This structure represents a node on a stroke spine. 
    /// 
    internal struct StrokeNodeData
    {
        #region Statics 

        private static StrokeNodeData s_empty = new StrokeNodeData(); 
 
        #endregion
 
        #region API (internal)

        ///  Returns static object representing an unitialized node 
        internal static StrokeNodeData Empty { get { return s_empty; } } 

        ///  
        /// Constructor for nodes of a pressure insensitive stroke 
        /// 
        /// position of the node 
        internal StrokeNodeData(Point position)
        {
            _position = position;
            _pressure = 1; 
        }
 
        ///  
        /// Constructor for nodes with pressure data
        ///  
        /// position of the node
        /// pressure scaling factor at the node
        internal StrokeNodeData(Point position, float pressure)
        { 
            System.Diagnostics.Debug.Assert(DoubleUtil.GreaterThan((double)pressure, 0d));
 
            _position = position; 
            _pressure = pressure;
        } 

        ///  Tells whether the structre was properly initialized 
        internal bool IsEmpty
        { 
            get
            { 
                Debug.Assert(DoubleUtil.AreClose(0, s_empty._pressure)); 
                return DoubleUtil.AreClose(_pressure, s_empty._pressure);
            } 
        }

        ///  Position of the node 
        internal Point Position 
        {
            get { return _position; } 
        } 

        ///  Pressure scaling factor at the node  
        internal float PressureFactor { get { return _pressure; } }

        #endregion
 
        #region Privates
 
        private Point   _position; 
        private float _pressure;
 
        #endregion
    }

    #endregion 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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StrokeNodeData.cs source code in C# .NET

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