GeometryGroup.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / Media / GeometryGroup.cs / 1305600 / GeometryGroup.cs
                        

                        
                            //---------------------------------------------------------------------------- 
//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
// Description: Implementation of GeometryGroup 
//
// History: 
//      2004/11/11-Michka 
//          Created it
// 
//---------------------------------------------------------------------------

using System;
using MS.Internal; 
using System.ComponentModel;
using System.ComponentModel.Design.Serialization; 
using System.Diagnostics; 
using System.Reflection;
using System.Collections; 
using System.Text;
using System.Globalization;
using System.Windows.Media;
using System.Windows; 
using System.Windows.Media.Composition;
using System.Text.RegularExpressions; 
using System.Windows.Media.Animation; 
using System.Windows.Markup;
using System.Runtime.InteropServices; 

using SR=MS.Internal.PresentationCore.SR;
using SRID=MS.Internal.PresentationCore.SRID;
 
namespace System.Windows.Media
{ 
    #region GeometryGroup 
    /// 
    /// GeometryGroup 
    /// 
    [ContentProperty("Children")]
    public sealed partial class GeometryGroup : Geometry
    { 
        #region Constructors
        ///  
        /// Default constructor 
        /// 
        public GeometryGroup() 
        {
        }
        #endregion
 
        #region Overrides
        ///  
        /// GetPathGeometryData - returns a struct which contains this Geometry represented 
        /// as a path geometry's serialized format.
        ///  
        internal override PathGeometryData GetPathGeometryData()
        {
            PathGeometry pathGeometry = GetAsPathGeometry();
 
            return pathGeometry.GetPathGeometryData();
        } 
 
        internal override PathGeometry GetAsPathGeometry()
        { 
            PathGeometry pg = new PathGeometry();
            pg.AddGeometry(this);

            pg.FillRule = FillRule; 

            Debug.Assert(pg.CanFreeze); 
 
            return pg;
        } 

        #endregion

        #region GetPathFigureCollection 
        internal override PathFigureCollection GetTransformedFigureCollection(Transform transform)
        { 
            // Combine the transform argument with the internal transform 
            Transform combined = new MatrixTransform(GetCombinedMatrix(transform));
 
            PathFigureCollection result = new PathFigureCollection();
            GeometryCollection children = Children;

            if (children != null) 
            {
                for (int i = 0; i < children.Count; i++) 
                { 
                    PathFigureCollection pathFigures = children.Internal_GetItem(i).GetTransformedFigureCollection(combined);
                    if (pathFigures != null) 
                    {
                        int count = pathFigures.Count;
                        for (int j = 0; j < count; ++j)
                        { 
                            result.Add(pathFigures[j]);
                        } 
                    } 
                }
            } 

            return result;
        }
        #endregion 

        #region IsEmpty 
 
        /// 
        /// Returns true if this geometry is empty 
        /// 
        public override bool IsEmpty()
        {
            GeometryCollection children = Children; 
            if (children == null)
            { 
                return true; 
            }
 
            for (int i=0; i
        /// Returns true if this geometry may have curved segments
        ///  
        public override bool MayHaveCurves()
        { 
            GeometryCollection children = Children; 
            if (children == null)
            { 
                return false;
            }

            for (int i = 0; i < children.Count; i++) 
            {
                if (((Geometry)children[i]).MayHaveCurves()) 
                { 
                    return true;
                } 
            }

            return false;
        } 

    } 
    #endregion 
}
 


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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