Figure.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Documents / Figure.cs / 1305600 / Figure.cs
                        
                        
                            //---------------------------------------------------------------------------- 
//
// Copyright (C) Microsoft Corporation.  All rights reserved.
//
// Description: Figure element. 
//
//--------------------------------------------------------------------------- 
 
using System.ComponentModel;        // TypeConverter
using System.Windows.Controls;      // TextBlock 
using MS.Internal;
using MS.Internal.PtsHost.UnsafeNativeMethods; // PTS restrictions

namespace System.Windows.Documents 
{
    ///  
    /// Figure element. 
    /// 
    public class Figure : AnchoredBlock 
    {
        //-------------------------------------------------------------------
        //
        // Constructors 
        //
        //------------------------------------------------------------------- 
 
        #region Constructors
 
        /// 
        /// Initialized the new instance of a Figure
        /// 
        public Figure() : this(null) 
        {
        } 
 
        /// 
        /// Initialized the new instance of a Figure specifying a Block added 
        /// to a Figure as its first child.
        /// 
        /// 
        /// Block added as a first initial child of the Figure. 
        /// 
        public Figure(Block childBlock) : this(childBlock, null) 
        { 
        }
 
        /// 
        /// Creates a new Figure instance.
        /// 
        ///  
        /// Optional child of the new Figure, may be null.
        ///  
        ///  
        /// Optional position at which to insert the new Figure. May
        /// be null. 
        /// 
        public Figure(Block childBlock, TextPointer insertionPosition) : base(childBlock, insertionPosition)
        {
        } 

        #endregion Constructors 
 
        //--------------------------------------------------------------------
        // 
        // Public Properties
        //
        //-------------------------------------------------------------------
 
        #region Public Properties
 
        ///  
        /// DependencyProperty for  property.
        ///  
        public static readonly DependencyProperty HorizontalAnchorProperty =
                DependencyProperty.Register(
                        "HorizontalAnchor",
                        typeof(FigureHorizontalAnchor), 
                        typeof(Figure),
                        new FrameworkPropertyMetadata( 
                                FigureHorizontalAnchor.ColumnRight, 
                                FrameworkPropertyMetadataOptions.AffectsParentMeasure),
                        new ValidateValueCallback(IsValidHorizontalAnchor)); 

        /// 
        ///
        ///  
        public FigureHorizontalAnchor HorizontalAnchor
        { 
            get { return (FigureHorizontalAnchor)GetValue(HorizontalAnchorProperty); } 
            set { SetValue(HorizontalAnchorProperty, value); }
        } 

        /// 
        /// DependencyProperty for  property.
        ///  
        public static readonly DependencyProperty VerticalAnchorProperty =
                DependencyProperty.Register( 
                        "VerticalAnchor", 
                        typeof(FigureVerticalAnchor),
                        typeof(Figure), 
                        new FrameworkPropertyMetadata(
                                FigureVerticalAnchor.ParagraphTop,
                                FrameworkPropertyMetadataOptions.AffectsParentMeasure),
                        new ValidateValueCallback(IsValidVerticalAnchor)); 

        ///  
        /// 
        /// 
        public FigureVerticalAnchor VerticalAnchor 
        {
            get { return (FigureVerticalAnchor)GetValue(VerticalAnchorProperty); }
            set { SetValue(VerticalAnchorProperty, value); }
        } 

        ///  
        /// DependencyProperty for  property. 
        /// 
        public static readonly DependencyProperty HorizontalOffsetProperty = 
                DependencyProperty.Register(
                        "HorizontalOffset",
                        typeof(double),
                        typeof(Figure), 
                        new FrameworkPropertyMetadata(
                                0.0, 
                                FrameworkPropertyMetadataOptions.AffectsParentMeasure), 
                        new ValidateValueCallback(IsValidOffset));
 
        /// 
        ///
        /// 
        [TypeConverter(typeof(LengthConverter))] 
        public double HorizontalOffset
        { 
            get { return (double)GetValue(HorizontalOffsetProperty); } 
            set { SetValue(HorizontalOffsetProperty, value); }
        } 

        /// 
        /// DependencyProperty for  property.
        ///  
        public static readonly DependencyProperty VerticalOffsetProperty =
                DependencyProperty.Register( 
                        "VerticalOffset", 
                        typeof(double),
                        typeof(Figure), 
                        new FrameworkPropertyMetadata(
                                0.0,
                                FrameworkPropertyMetadataOptions.AffectsParentMeasure),
                        new ValidateValueCallback(IsValidOffset)); 

        ///  
        /// 
        /// 
        [TypeConverter(typeof(LengthConverter))] 
        public double VerticalOffset
        {
            get { return (double)GetValue(VerticalOffsetProperty); }
            set { SetValue(VerticalOffsetProperty, value); } 
        }
 
        ///  
        /// DependencyProperty for  property.
        ///  
        public static readonly DependencyProperty CanDelayPlacementProperty =
                DependencyProperty.Register(
                        "CanDelayPlacement",
                        typeof(bool), 
                        typeof(Figure),
                        new FrameworkPropertyMetadata( 
                                true, 
                                FrameworkPropertyMetadataOptions.AffectsParentMeasure));
 
        /// 
        ///
        /// 
        public bool CanDelayPlacement 
        {
            get { return (bool)GetValue(CanDelayPlacementProperty); } 
            set { SetValue(CanDelayPlacementProperty, value); } 
        }
 
        /// 
        /// DependencyProperty for  property.
        /// 
        public static readonly DependencyProperty WrapDirectionProperty = 
                DependencyProperty.Register(
                        "WrapDirection", 
                        typeof(WrapDirection), 
                        typeof(Figure),
                        new FrameworkPropertyMetadata( 
                                WrapDirection.Both,
                                FrameworkPropertyMetadataOptions.AffectsParentMeasure),
                        new ValidateValueCallback(IsValidWrapDirection));
 
        /// 
        /// 
        ///  
        public WrapDirection WrapDirection
        { 
            get { return (WrapDirection)GetValue(WrapDirectionProperty); }
            set { SetValue(WrapDirectionProperty, value); }
        }
 
        /// 
        /// DependencyProperty for  property. 
        ///  
        public static readonly DependencyProperty WidthProperty =
                DependencyProperty.Register( 
                        "Width",
                        typeof(FigureLength),
                        typeof(Figure),
                        new FrameworkPropertyMetadata( 
                                new FigureLength(1.0, FigureUnitType.Auto),
                                FrameworkPropertyMetadataOptions.AffectsMeasure)); 
 
        /// 
        /// The Width property specifies the width of the element. 
        /// 
        public FigureLength Width
        {
            get { return (FigureLength)GetValue(WidthProperty); } 
            set { SetValue(WidthProperty, value); }
        } 
 
        /// 
        /// DependencyProperty for  property. 
        /// 
        public static readonly DependencyProperty HeightProperty =
                DependencyProperty.Register(
                        "Height", 
                        typeof(FigureLength),
                        typeof(Figure), 
                        new FrameworkPropertyMetadata( 
                                new FigureLength(1.0, FigureUnitType.Auto),
                                FrameworkPropertyMetadataOptions.AffectsMeasure)); 

        /// 
        /// The Height property specifies the height of the element.
        ///  
        public FigureLength Height
        { 
            get { return (FigureLength)GetValue(HeightProperty); } 
            set { SetValue(HeightProperty, value); }
        } 

        #endregion Public Properties

        //-------------------------------------------------------------------- 
        //
        // Private Methods 
        // 
        //--------------------------------------------------------------------
 
        #region Private Methods

        private static bool IsValidHorizontalAnchor(object o)
        { 
            FigureHorizontalAnchor value = (FigureHorizontalAnchor)o;
            return value == FigureHorizontalAnchor.ContentCenter 
                || value == FigureHorizontalAnchor.ContentLeft 
                || value == FigureHorizontalAnchor.ContentRight
                || value == FigureHorizontalAnchor.PageCenter 
                || value == FigureHorizontalAnchor.PageLeft
                || value == FigureHorizontalAnchor.PageRight
                || value == FigureHorizontalAnchor.ColumnCenter
                || value == FigureHorizontalAnchor.ColumnLeft 
                || value == FigureHorizontalAnchor.ColumnRight;
                // || value == FigureHorizontalAnchor.CharacterCenter 
                // || value == FigureHorizontalAnchor.CharacterLeft 
                // || value == FigureHorizontalAnchor.CharacterRight;
        } 

        private static bool IsValidVerticalAnchor(object o)
        {
            FigureVerticalAnchor value = (FigureVerticalAnchor)o; 
            return value == FigureVerticalAnchor.ContentBottom
                || value == FigureVerticalAnchor.ContentCenter 
                || value == FigureVerticalAnchor.ContentTop 
                || value == FigureVerticalAnchor.PageBottom
                || value == FigureVerticalAnchor.PageCenter 
                || value == FigureVerticalAnchor.PageTop
                || value == FigureVerticalAnchor.ParagraphTop;
                // || value == FigureVerticalAnchor.CharacterBottom
                // || value == FigureVerticalAnchor.CharacterCenter 
                // || value == FigureVerticalAnchor.CharacterTop;
        } 
 
        private static bool IsValidWrapDirection(object o)
        { 
            WrapDirection value = (WrapDirection)o;
            return value == WrapDirection.Both
                || value == WrapDirection.None
                || value == WrapDirection.Left 
                || value == WrapDirection.Right;
        } 
 
        private static bool IsValidOffset(object o)
        { 
            double offset = (double)o;
            double maxOffset = Math.Min(1000000, PTS.MaxPageSize);
            double minOffset = -maxOffset;
            if (Double.IsNaN(offset)) 
            {
                return false; 
            } 
            if (offset < minOffset || offset > maxOffset)
            { 
                return false;
            }
            return true;
        } 

        #endregion Private Methods 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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Figure.cs source code in C# .NET

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