/// <summary>Initializes a new instance of the <see cref="T:System.Windows.GridLength" /> structure and specifies what kind of value it holds. </summary>
/// <param name="value">The initial value of this instance of <see cref="T:System.Windows.GridLength" />.</param>
/// <param name="type">The <see cref="T:System.Windows.GridUnitType" /> held by this instance of <see cref="T:System.Windows.GridLength" />.</param>
/// <exception cref="T:System.ArgumentException">
/// <paramref name="value" /> is equal to <see cref="F:System.Double.NegativeInfinity" />, <see cref="F:System.Double.PositiveInfinity" />, or <see cref="F:System.Double.NaN" />.</exception>
// Token: 0x06000718 RID: 1816 RVA: 0x00016844 File Offset: 0x00014A44
public GridLength(double value, GridUnitType type)
{
if (DoubleUtil.IsNaN(value))
{
throw new ArgumentException(SR.Get("InvalidCtorParameterNoNaN", new object[]
{
"value"
}));
}
if (double.IsInfinity(value))
{
throw new ArgumentException(SR.Get("InvalidCtorParameterNoInfinity", new object[]
{
"value"
}));
}
if (type != GridUnitType.Auto && type != GridUnitType.Pixel && type != GridUnitType.Star)
{
throw new ArgumentException(SR.Get("InvalidCtorParameterUnknownGridUnitType", new object[]
{
"type"
}));
}
this._unitValue = ((type == GridUnitType.Auto) ? 0.0 : value);
this._unitType = type;
}
//-------------------------------------------------------------------
//
// Private Methods
//
//-------------------------------------------------------------------
#region Private Methods
/// <summary>
/// Compute size for the page.
/// </summary>
private Size ComputePageSize(Size constraint)
{
double max, min;
Size pageSize = new Size(_document.PageWidth, double.PositiveInfinity);
if (DoubleUtil.IsNaN(pageSize.Width))
{
pageSize.Width = constraint.Width;
max = _document.MaxPageWidth;
if (pageSize.Width > max)
{
pageSize.Width = max;
}
min = _document.MinPageWidth;
if (pageSize.Width < min)
{
pageSize.Width = min;
}
}
// If the width is Double.PositiveInfinity, crop it to predefined value.
if (double.IsPositiveInfinity(pageSize.Width))
{
pageSize.Width = _defaultWidth;
}
return(pageSize);
}
// Token: 0x060077AE RID: 30638 RVA: 0x002225D4 File Offset: 0x002207D4
protected override Size MeasureOverride(Size constraint)
{
Size availableSize = new Size(double.PositiveInfinity, double.PositiveInfinity);
Size result = default(Size);
foreach (object obj in base.InternalChildren)
{
UIElement uielement = (UIElement)obj;
if (uielement != null)
{
uielement.Measure(availableSize);
double num = InkCanvas.GetLeft(uielement);
if (!DoubleUtil.IsNaN(num))
{
result.Width = Math.Max(result.Width, num + uielement.DesiredSize.Width);
}
else
{
result.Width = Math.Max(result.Width, uielement.DesiredSize.Width);
}
double num2 = InkCanvas.GetTop(uielement);
if (!DoubleUtil.IsNaN(num2))
{
result.Height = Math.Max(result.Height, num2 + uielement.DesiredSize.Height);
}
else
{
result.Height = Math.Max(result.Height, uielement.DesiredSize.Height);
}
}
}
return(result);
}
//public void PushEffect(BitmapEffect effect, BitmapEffectInput effectInput);
//public void PushGuidelineSet(GuidelineSet guidelines);
public void PushOpacity(double opacity)
{
Canvas canvas = ActiveCanvas;
if (canvas.Children.Count > 0 || !DoubleUtil.IsNaN(canvas.Opacity))
canvas = PushCanvas();
canvas.Opacity = opacity;
}
// Token: 0x06006661 RID: 26209 RVA: 0x001CC214 File Offset: 0x001CA414
internal double CalcLineAdvanceForTextParagraph(TextParagraph textParagraph, int dcp, double lineAdvance)
{
if (!DoubleUtil.IsNaN(this._lineHeight))
{
LineStackingStrategy lineStackingStrategy = this.LineStackingStrategy;
if (lineStackingStrategy != LineStackingStrategy.BlockLineHeight)
{
if (lineStackingStrategy != LineStackingStrategy.MaxHeight)
{
}
if (dcp == 0 && textParagraph.HasFiguresOrFloaters() && textParagraph.GetLastDcpAttachedObjectBeforeLine(0) + textParagraph.ParagraphStartCharacterPosition == textParagraph.ParagraphEndCharacterPosition)
{
lineAdvance = this._lineHeight;
}
else
{
lineAdvance = Math.Max(lineAdvance, this._lineHeight);
}
}
else
{
lineAdvance = this._lineHeight;
}
}
return(lineAdvance);
}
/// <summary>
/// Compute size for the page.
/// </summary>
private Size ComputePageSize()
{
double max, min;
Size pageSize = new Size(_document.PageWidth, _document.PageHeight);
if (DoubleUtil.IsNaN(pageSize.Width))
{
pageSize.Width = _pageSize.Width;
max = _document.MaxPageWidth;
if (pageSize.Width > max)
{
pageSize.Width = max;
}
min = _document.MinPageWidth;
if (pageSize.Width < min)
{
pageSize.Width = min;
}
}
if (DoubleUtil.IsNaN(pageSize.Height))
{
pageSize.Height = _pageSize.Height;
max = _document.MaxPageHeight;
if (pageSize.Height > max)
{
pageSize.Height = max;
}
min = _document.MinPageHeight;
if (pageSize.Height < min)
{
pageSize.Height = min;
}
}
return(pageSize);
}
private TItem GetOverlapItem(TContainer rootTreeView, Point draggingPoint)
{
//TODO X Offset
var result = VisualTreeHelper.HitTest(rootTreeView, new Point(rootTreeView.ActualWidth - 30, draggingPoint.Y));
if (result == null)
{
return(null);
}
var overlapContainer = TreeUtil.FindVisualParent <TItem>(result.VisualHit);
//overlapContainer 有可能是已经被折叠的子节点，故通过 IsVisible 来判断
if (overlapContainer == null || !overlapContainer.IsVisible)
{
return(null);
}
TItem overlapItem = null;
if (JustOverlapGroup)
{
if (overlapContainer.HasItems || IsGroup != null && IsGroup(overlapContainer))
{
overlapItem = overlapContainer;
}
else
{
overlapItem = ItemsControl.ItemsControlFromItemContainer(overlapContainer) as TItem;
}
}
else
{
overlapItem = overlapContainer;
}
if (overlapItem != null)
{
var overlapItemPos = overlapItem.TranslatePoint(new Point(), rootTreeView);
var checkHeight = DoubleUtil.IsNaN(OverlapAreaCheckHeight) ? overlapItem.ActualHeight : OverlapAreaCheckHeight;
if (DoubleUtil.GreaterThan(draggingPoint.Y, overlapItemPos.Y) && DoubleUtil.LessThanOrClose(draggingPoint.Y, overlapItemPos.Y + checkHeight / 2))
{
_overDragArea = OverlapArea.Inner;
_overDragArea |= OverlapArea.Up;
}
if (DoubleUtil.GreaterThan(draggingPoint.Y, overlapItemPos.Y + checkHeight / 2) && DoubleUtil.LessThanOrClose(draggingPoint.Y, overlapItemPos.Y + checkHeight))
{
_overDragArea = OverlapArea.Inner;
_overDragArea |= OverlapArea.Down;
}
}
else
{
_overDragArea = OverlapArea.Inner;
}
return(overlapItem);
}
public override object ConvertTo(ITypeDescriptorContext typeDescriptorContext,
CultureInfo cultureInfo,
object value,
Type destinationType)
{
if (destinationType == null)
{
throw new ArgumentNullException("destinationType");
}
if (value != null &&
value is double)
{
double l = (double)value;
if (destinationType == typeof(string))
{
if (DoubleUtil.IsNaN(l))
{
return("Auto");
}
else
{
return(Convert.ToString(l, cultureInfo));
}
}
else if (destinationType == typeof(InstanceDescriptor))
{
ConstructorInfo ci = typeof(double).GetConstructor(new Type[] { typeof(double) });
return(new InstanceDescriptor(ci, new object[] { l }));
}
}
throw GetConvertToException(value, destinationType);
}
/// <summary>
/// Attempts to convert to a GridLength from the given object.
/// </summary>
/// <param name="typeDescriptorContext">The ITypeDescriptorContext for this call.</param>
/// <param name="cultureInfo">The CultureInfo which is respected when converting.</param>
/// <param name="source">The object to convert to a GridLength.</param>
/// <returns>
/// The GridLength instance which was constructed.
/// </returns>
/// <exception cref="ArgumentNullException">
/// An ArgumentNullException is thrown if the example object is null.
/// </exception>
/// <exception cref="ArgumentException">
/// An ArgumentException is thrown if the example object is not null
/// and is not a valid type which can be converted to a GridLength.
/// </exception>
public override object ConvertFrom(
ITypeDescriptorContext typeDescriptorContext,
CultureInfo cultureInfo,
object source)
{
if (source != null)
{
if (source is string)
{
return(FromString((string)source, cultureInfo));
}
else
{
// conversion from numeric type
double value;
GridUnitType type;
value = Convert.ToDouble(source, cultureInfo);
if (DoubleUtil.IsNaN(value))
{
// this allows for conversion from Width / Height = "Auto"
value = 1.0;
type = GridUnitType.Auto;
}
else
{
type = GridUnitType.Pixel;
}
return(new GridLength(value, type));
}
}
throw GetConvertFromException(source);
}
/// <summary>
/// Calculate line advance from actual line height and the line stacking strategy.
/// </summary>
internal double CalcLineAdvance(double lineAdvance)
{
// We support MaxHeight and BlockLineHeight stacking strategies
if (!DoubleUtil.IsNaN(_lineHeight))
{
switch (LineStackingStrategy)
{
case LineStackingStrategy.BlockLineHeight:
lineAdvance = _lineHeight;
break;
case LineStackingStrategy.MaxHeight:
default:
lineAdvance = Math.Max(lineAdvance, _lineHeight);
break;
// case LineStackingStrategy.InlineLineHeight:
// // Inline uses the height of the line just processed.
// break;
// case LineStackingStrategy.GridHeight:
// lineAdvance = (((TextDpi.ToTextDpi(lineAdvance) - 1) / TextDpi.ToTextDpi(_lineHeight)) + 1) * _lineHeight;
// break;
//}
}
}
return(lineAdvance);
}
// Token: 0x06007029 RID: 28713 RVA: 0x00203950 File Offset: 0x00201B50
private Size ComputePageSize()
{
Size result = new Size(this._document.PageWidth, this._document.PageHeight);
if (DoubleUtil.IsNaN(result.Width))
{
result.Width = this._pageSize.Width;
double num = this._document.MaxPageWidth;
if (result.Width > num)
{
result.Width = num;
}
double num2 = this._document.MinPageWidth;
if (result.Width < num2)
{
result.Width = num2;
}
}
if (DoubleUtil.IsNaN(result.Height))
{
result.Height = this._pageSize.Height;
double num = this._document.MaxPageHeight;
if (result.Height > num)
{
result.Height = num;
}
double num2 = this._document.MinPageHeight;
if (result.Height < num2)
{
result.Height = num2;
}
}
return(result);
}
static void SetupShape(Shape shape, double x, double y, double width, double height, Brush brush, Pen pen)
{
if (width < 0) // nan < 0 is false
{
x += width;
width = -width;
}
if (height < 0)
{
y += height;
height = -height;
}
Canvas.SetLeft(shape, x);
Canvas.SetTop(shape, y);
// Setting a double dependency property to Double.NaN is not the same
// as simply not setting it. I consider this is a bug in the Silverlight run-time.
if (!DoubleUtil.IsNaN(width))
{
shape.Width = width;
}
if (!DoubleUtil.IsNaN(height))
{
shape.Height = height;
}
SetupShape(shape, brush, pen);
}
/// <summary>
/// Attempts to convert to a RibbonControlLength from the given object.
/// </summary>
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
if (value != null)
{
string stringValue = value as string;
if (stringValue != null)
{
return(FromString(stringValue, culture));
}
else
{
// conversion from numeric type
double doubleValue;
RibbonControlLengthUnitType type;
doubleValue = Convert.ToDouble(value, culture);
if (DoubleUtil.IsNaN(doubleValue))
{
// this allows for conversion from Width / Height = "Auto"
doubleValue = 1.0;
type = RibbonControlLengthUnitType.Auto;
}
else
{
type = RibbonControlLengthUnitType.Pixel;
}
return(new RibbonControlLength(doubleValue, type));
}
}
throw GetConvertFromException(value);
}
/// <summary>
/// Evaluates how complex the GlyphMapping is.
/// </summary>
GlyphIndicesComplexity CalcGlyphIndicesComplexity()
{
GlyphIndicesComplexity result = GlyphIndicesComplexity.None;
int count = this.glyphMapping != null ? this.glyphMapping.Length : 0;
for (int idx = 0; idx < count; idx++)
{
GlyphMapping gm = this.glyphMapping[idx];
if (gm.ClusterCodeUnitCount > 1 || gm.ClusterGlyphCount > 1)
{
// Max. complexity -> break
result = GlyphIndicesComplexity.ClusterMapping;
break;
}
if (gm.GlyphIndex != -1 && (int)result < (int)GlyphIndicesComplexity.GlyphIndicesAndDistanceOnly)
{
result = GlyphIndicesComplexity.GlyphIndicesAndDistanceOnly;
continue;
}
if ((int)result < (int)GlyphIndicesComplexity.GlyphIndicesAndDistanceOnly)
{
if (!DoubleUtil.IsNaN(gm.AdvanceWidth) || !DoubleUtil.IsNaN(gm.UOffset) || !DoubleUtil.IsNaN(gm.VOffset))
{
result = GlyphIndicesComplexity.DistanceOnly;
continue;
}
}
}
return(result);
}
private void UpdateVisualBrush()
{
if (_referenceHeader != null && _visualBrushCanvas != null)
{
VisualBrush visualBrush = new VisualBrush(_referenceHeader);
visualBrush.ViewboxUnits = BrushMappingMode.Absolute;
double width = Width;
if (DoubleUtil.IsNaN(width))
{
width = _referenceHeader.ActualWidth;
}
else
{
width = width - GetVisualCanvasMarginX();
}
double height = Height;
if (DoubleUtil.IsNaN(height))
{
height = _referenceHeader.ActualHeight;
}
else
{
height = height - GetVisualCanvasMarginY();
}
Vector offset = VisualTreeHelper.GetOffset(_referenceHeader);
visualBrush.Viewbox = new Rect(offset.X, offset.Y, width, height);
_visualBrushCanvas.Background = visualBrush;
}
}
//-------------------------------------------------------------------
//
// Public Operators
//
//-------------------------------------------------------------------
#region Public Operators
/// <summary>
/// Overloaded operator to compare two Thicknesses for equality.
/// </summary>
/// <param name="t1">first Thickness to compare</param>
/// <param name="t2">second Thickness to compare</param>
/// <returns>True if all sides of the Thickness are equal, false otherwise</returns>
// SEEALSO
public static bool operator==(Thickness t1, Thickness t2)
{
return((t1._Left == t2._Left || (DoubleUtil.IsNaN(t1._Left) && DoubleUtil.IsNaN(t2._Left))) &&
(t1._Top == t2._Top || (DoubleUtil.IsNaN(t1._Top) && DoubleUtil.IsNaN(t2._Top))) &&
(t1._Right == t2._Right || (DoubleUtil.IsNaN(t1._Right) && DoubleUtil.IsNaN(t2._Right))) &&
(t1._Bottom == t2._Bottom || (DoubleUtil.IsNaN(t1._Bottom) && DoubleUtil.IsNaN(t2._Bottom)))
);
}
static internal string ToString(double l, CultureInfo cultureInfo)
{
if (DoubleUtil.IsNaN(l))
{
return("Auto");
}
return(Convert.ToString(l, cultureInfo));
}
//-------------------------------------------------------------------
//
// Public Operators
//
//-------------------------------------------------------------------
#region Public Operators
/// <summary>
/// Overloaded operator to compare two CornerRadiuses for equality.
/// </summary>
/// <param name="cr1">First CornerRadius to compare</param>
/// <param name="cr2">Second CornerRadius to compare</param>
/// <returns>True if all sides of the CornerRadius are equal, false otherwise</returns>
// SEEALSO
public static bool operator==(CornerRadius cr1, CornerRadius cr2)
{
return((cr1._topLeft == cr2._topLeft || (DoubleUtil.IsNaN(cr1._topLeft) && DoubleUtil.IsNaN(cr2._topLeft))) &&
(cr1._topRight == cr2._topRight || (DoubleUtil.IsNaN(cr1._topRight) && DoubleUtil.IsNaN(cr2._topRight))) &&
(cr1._bottomRight == cr2._bottomRight || (DoubleUtil.IsNaN(cr1._bottomRight) && DoubleUtil.IsNaN(cr2._bottomRight))) &&
(cr1._bottomLeft == cr2._bottomLeft || (DoubleUtil.IsNaN(cr1._bottomLeft) && DoubleUtil.IsNaN(cr2._bottomLeft)))
);
}
// Token: 0x060067D1 RID: 26577 RVA: 0x001D1984 File Offset: 0x001CFB84
internal static double CalculateFigureHeight(StructuralCache structuralCache, Figure figure, FigureLength figureLength, out bool isHeightAuto)
{
double num;
if (figureLength.IsPage)
{
num = structuralCache.CurrentFormatContext.PageHeight * figureLength.Value;
}
else if (figureLength.IsContent)
{
Thickness pageMargin = structuralCache.CurrentFormatContext.PageMargin;
num = (structuralCache.CurrentFormatContext.PageHeight - pageMargin.Top - pageMargin.Bottom) * figureLength.Value;
}
else if (figureLength.IsColumn)
{
int num2;
double num3;
double num4;
double num5;
FigureHelper.GetColumnMetrics(structuralCache, out num2, out num3, out num4, out num5);
double num6 = figureLength.Value;
if (num6 > (double)num2)
{
num6 = (double)num2;
}
int num7 = (int)num6;
if ((double)num7 == num6 && num7 > 0)
{
num7--;
}
num = num3 * num6 + num4 * (double)num7;
}
else
{
num = FigureHelper.CalculateFigureCommon(figureLength);
}
if (!DoubleUtil.IsNaN(num))
{
FigureVerticalAnchor verticalAnchor = figure.VerticalAnchor;
if (FigureHelper.IsVerticalPageAnchor(verticalAnchor))
{
num = Math.Max(1.0, Math.Min(num, structuralCache.CurrentFormatContext.PageHeight));
}
else
{
Thickness pageMargin2 = structuralCache.CurrentFormatContext.PageMargin;
num = Math.Max(1.0, Math.Min(num, structuralCache.CurrentFormatContext.PageHeight - pageMargin2.Top - pageMargin2.Bottom));
}
TextDpi.EnsureValidPageWidth(ref num);
isHeightAuto = false;
}
else
{
num = structuralCache.CurrentFormatContext.PageHeight;
isHeightAuto = true;
}
return(num);
}
/// <summary>
/// Canvas computes a position for each of its children taking into account their margin and
/// attached Canvas properties: Top, Left.
///
/// Canvas will also arrange each of its children.
/// This code is same as the Canvas'.
/// </summary>
/// <param name="arrangeSize">Size that Canvas will assume to position children.</param>
protected override Size ArrangeOverride(Size arrangeSize)
{
//Canvas arranges children at their DesiredSize.
//This means that Margin on children is actually respected and added
//to the size of layout partition for a child.
//Therefore, is Margin is 10 and Left is 20, the child's ink will start at 30.
foreach (UIElement child in InternalChildren)
{
if (child == null)
{
continue;
}
double x = 0;
double y = 0;
//Compute offset of the child:
//If Left is specified, then Right is ignored
//If Left is not specified, then Right is used
//If both are not there, then 0
double left = (double)InkCanvas.GetLeft(child);
if (!DoubleUtil.IsNaN(left))
{
x = left;
}
else
{
double right = (double)InkCanvas.GetRight(child);
if (!DoubleUtil.IsNaN(right))
{
x = arrangeSize.Width - child.DesiredSize.Width - right;
}
}
double top = (double)InkCanvas.GetTop(child);
if (!DoubleUtil.IsNaN(top))
{
y = top;
}
else
{
double bottom = (double)InkCanvas.GetBottom(child);
if (!DoubleUtil.IsNaN(bottom))
{
y = arrangeSize.Height - child.DesiredSize.Height - bottom;
}
}
child.Arrange(new Rect(new Point(x, y), child.DesiredSize));
}
return(arrangeSize);
}
/// <summary>
/// Converts the implementation.
/// </summary>
/// <param name="value">The value.</param>
/// <param name="targetType">Type of the target.</param>
/// <param name="parameter">The parameter.</param>
/// <param name="culture">The culture.</param>
/// <returns></returns>
protected override object ConvertImpl(object value, Type targetType, object parameter, CultureInfo culture)
{
var doubleValue = (double)value;
if (DoubleUtil.IsNaN(doubleValue))
{
return(string.Empty);
}
return(parameter != null?doubleValue.ToString(parameter.ToString(), culture) : value);
}
// Token: 0x06005D15 RID: 23829 RVA: 0x001A3204 File Offset: 0x001A1404
private static double GetColumnEstimatedWidth(DataGridColumn column, double averageColumnWidth)
{
double num = column.Width.DisplayValue;
if (DoubleUtil.IsNaN(num))
{
num = Math.Max(averageColumnWidth, column.MinWidth);
num = Math.Min(num, column.MaxWidth);
}
return(num);
}
private static object OnCoerceWidth(DependencyObject d, object baseValue)
{
double width = (double)baseValue;
if (DoubleUtil.IsNaN(width))
{
return(2.0);
}
return(baseValue);
}
// Token: 0x06006616 RID: 26134 RVA: 0x001CB460 File Offset: 0x001C9660
internal static double GetLineHeightValue(DependencyObject d)
{
double num = (double)d.GetValue(Block.LineHeightProperty);
if (DoubleUtil.IsNaN(num))
{
FontFamily fontFamily = (FontFamily)d.GetValue(TextElement.FontFamilyProperty);
double num2 = (double)d.GetValue(TextElement.FontSizeProperty);
num = fontFamily.LineSpacing * num2;
}
return(Math.Max(TextDpi.MinWidth, Math.Min(TextDpi.MaxWidth, num)));
}
private static object OnCoerceHeight(DependencyObject d, object baseValue)
{
double height = (double)baseValue;
DataGridColumnFloatingHeader header = (DataGridColumnFloatingHeader)d;
if (header._referenceHeader != null && DoubleUtil.IsNaN(height))
{
return(header._referenceHeader.ActualHeight + header.GetVisualCanvasMarginY());
}
return(baseValue);
}
// Token: 0x06006A2E RID: 27182 RVA: 0x001E3C1C File Offset: 0x001E1E1C
public override Rect ComputeBoundingBox(bool rightToLeft, bool sideways)
{
Size desiredSize = this.UIElementIsland.Root.DesiredSize;
double num = (!sideways) ? desiredSize.Height : desiredSize.Width;
double num2 = (double)this.UIElementIsland.Root.GetValue(TextBlock.BaselineOffsetProperty);
if (!sideways && !DoubleUtil.IsNaN(num2))
{
num = num2;
}
return(new Rect(0.0, -num, sideways ? desiredSize.Height : desiredSize.Width, sideways ? desiredSize.Width : desiredSize.Height));
}
private static object OnCoerceHeight(DependencyObject d, object baseValue)
{
double height = (double)baseValue;
DataGridColumnDropSeparator separator = (DataGridColumnDropSeparator)d;
if (separator._referenceHeader != null && DoubleUtil.IsNaN(height))
{
return(separator._referenceHeader.ActualHeight);
}
return(baseValue);
}
// Token: 0x06002FCF RID: 12239 RVA: 0x000D70A4 File Offset: 0x000D52A4
private void ComputeMeasurementGlyphRunAndOrigin()
{
if (this._glyphRunProperties == null)
{
this._measurementGlyphRun = null;
this.ParseGlyphRunProperties();
if (this._glyphRunProperties == null)
{
return;
}
}
else if (this._measurementGlyphRun != null)
{
return;
}
bool flag = (this.BidiLevel & 1) == 0;
bool flag2 = !DoubleUtil.IsNaN(this.OriginX);
bool flag3 = !DoubleUtil.IsNaN(this.OriginY);
bool flag4 = false;
Rect rect = default(Rect);
if (flag2 && flag3 && flag)
{
this._measurementGlyphRun = this._glyphRunProperties.CreateGlyphRun(new Point(this.OriginX, this.OriginY), base.Language);
flag4 = true;
}
else
{
this._measurementGlyphRun = this._glyphRunProperties.CreateGlyphRun(default(Point), base.Language);
rect = this._measurementGlyphRun.ComputeAlignmentBox();
}
if (flag2)
{
this._glyphRunOrigin.X = this.OriginX;
}
else
{
this._glyphRunOrigin.X = (flag ? 0.0 : rect.Width);
}
if (flag3)
{
this._glyphRunOrigin.Y = this.OriginY;
}
else
{
this._glyphRunOrigin.Y = -rect.Y;
}
if (!flag4)
{
this._measurementGlyphRun = this._glyphRunProperties.CreateGlyphRun(this._glyphRunOrigin, base.Language);
}
}
// ------------------------------------------------------------------
//
// Misc Properties
//
// ------------------------------------------------------------------
#region Misc Properties
/// <summary>
/// Gets actual value of LineHeight property. If LineHeight is Double.Nan, returns FontSize*FontFamily.LineSpacing
/// </summary>
internal static double GetLineHeightValue(DependencyObject d)
{
double lineHeight = (double)d.GetValue(Block.LineHeightProperty);
// If LineHeight value is 'Auto', treat it as LineSpacing * FontSize.
if (DoubleUtil.IsNaN(lineHeight))
{
FontFamily fontFamily = (FontFamily)d.GetValue(TextElement.FontFamilyProperty);
double fontSize = (double)d.GetValue(TextElement.FontSizeProperty);
lineHeight = fontFamily.LineSpacing * fontSize;
}
return(Math.Max(TextDpi.MinWidth, Math.Min(TextDpi.MaxWidth, lineHeight)));
}
/// <summary>
/// Creates a new RepeatBehavior that represents and iteration count.
/// </summary>
/// <param name="count">The number of iterations specified by this RepeatBehavior.</param>
public RepeatBehavior(double count)
{
if (Double.IsInfinity(count) ||
DoubleUtil.IsNaN(count) ||
count < 0.0)
{
throw new ArgumentOutOfRangeException("count", SR.Get(SRID.Timing_RepeatBehaviorInvalidIterationCount, count));
}
_repeatDuration = new TimeSpan(0);
_iterationCount = count;
_type = RepeatBehaviorType.IterationCount;
}
