// Token: 0x06006B3B RID: 27451 RVA: 0x001EF8CC File Offset: 0x001EDACC
internal Size MeasureChild(InlineObjectRun inlineObject)
{
if (this._currentLine == null)
{
return(((OptimalTextSource)base.StructuralCache.TextFormatterHost.Context).MeasureChild(inlineObject));
}
return(this._currentLine.MeasureChild(inlineObject));
}
// Token: 0x060068EA RID: 26858 RVA: 0x001D98EC File Offset: 0x001D7AEC
internal Size MeasureChild(InlineObjectRun inlineObject)
{
double height = this._paraClient.Paragraph.StructuralCache.CurrentFormatContext.DocumentPageSize.Height;
if (!this._paraClient.Paragraph.StructuralCache.CurrentFormatContext.FinitePage)
{
height = double.PositiveInfinity;
}
return(inlineObject.UIElementIsland.DoLayout(new Size(TextDpi.FromTextDpi(this._durTrack), height), true, true));
}
/// <summary>
/// Measure child UIElement.
/// </summary>
/// <param name="inlineObject">
/// Element whose size we are measuring
/// </param>
/// <returns>
/// Size of the child UIElement
/// </returns>
internal Size MeasureChild(InlineObjectRun inlineObject)
{
// Always measure at infinity for bottomless, consistent constraint.
double pageHeight = _paraClient.Paragraph.StructuralCache.CurrentFormatContext.DocumentPageSize.Height;
if (!_paraClient.Paragraph.StructuralCache.CurrentFormatContext.FinitePage)
{
pageHeight = Double.PositiveInfinity;
}
return(inlineObject.UIElementIsland.DoLayout(new Size(TextDpi.FromTextDpi(_durTrack), pageHeight), true, true));
}
// Token: 0x06006890 RID: 26768 RVA: 0x001D80F4 File Offset: 0x001D62F4
protected TextRun HandleEmbeddedObject(int dcp, StaticTextPointer position)
{
Invariant.Assert(position.GetPointerContext(LogicalDirection.Forward) == TextPointerContext.EmbeddedElement, "TextPointer does not point to embedded object.");
DependencyObject dependencyObject = position.GetAdjacentElement(LogicalDirection.Forward) as DependencyObject;
TextRun result;
if (dependencyObject is UIElement)
{
TextRunProperties textProps = new TextProperties(dependencyObject, position, true, true, this._paraClient.Paragraph.StructuralCache.TextFormatterHost.PixelsPerDip);
result = new InlineObjectRun(TextContainerHelper.EmbeddedObjectLength, (UIElement)dependencyObject, textProps, this._paraClient.Paragraph as TextParagraph);
}
else
{
result = new TextHidden(TextContainerHelper.EmbeddedObjectLength);
}
return(result);
}
// Token: 0x06006867 RID: 26727 RVA: 0x001D6F10 File Offset: 0x001D5110
internal Size MeasureChild(InlineObjectRun inlineObject)
{
Size result;
if (this._formattingContext.MeasureMode)
{
double height = this._paraClient.Paragraph.StructuralCache.CurrentFormatContext.DocumentPageSize.Height;
if (!this._paraClient.Paragraph.StructuralCache.CurrentFormatContext.FinitePage)
{
height = double.PositiveInfinity;
}
result = inlineObject.UIElementIsland.DoLayout(new Size(this._trackWidth, height), true, true);
}
else
{
result = inlineObject.UIElementIsland.Root.DesiredSize;
}
return(result);
}
/// <summary>
/// Fetch the next run at embedded object position.
/// </summary>
/// <param name="dcp">
/// Character offset of this run.
/// </param>
/// <param name="position">
/// Current position in the text array.
/// </param>
protected TextRun HandleEmbeddedObject(int dcp, StaticTextPointer position)
{
Invariant.Assert(position.GetPointerContext(LogicalDirection.Forward) == TextPointerContext.EmbeddedElement, "TextPointer does not point to embedded object.");
TextRun run = null;
DependencyObject embeddedObject = position.GetAdjacentElement(LogicalDirection.Forward) as DependencyObject;
if (embeddedObject is UIElement)
{
// Extract the aggregated properties into something that the textrun can use.
TextRunProperties textProps = new TextProperties(embeddedObject, position, true /* inline objects */, true /* get background */);
// Create inline object run.
run = new InlineObjectRun(TextContainerHelper.EmbeddedObjectLength, (UIElement)embeddedObject, textProps, _paraClient.Paragraph as TextParagraph);
}
else
{
// If the embedded object is of an unknown type, treat it as hidden content.
run = new TextHidden(TextContainerHelper.EmbeddedObjectLength);
}
return(run);
}
/// <summary>
/// Fetch the next run at embedded object position.
/// </summary>
/// <param name="dcp">
/// Character offset of this run.
/// </param>
/// <param name="position">
/// Current position in the text array.
/// </param>
protected TextRun HandleEmbeddedObject(int dcp, StaticTextPointer position)
{
Invariant.Assert(position.GetPointerContext(LogicalDirection.Forward) == TextPointerContext.EmbeddedElement, "TextPointer does not point to embedded object.");
TextRun run = null;
DependencyObject embeddedObject = position.GetAdjacentElement(LogicalDirection.Forward) as DependencyObject;
if (embeddedObject is UIElement)
{
// Extract the aggregated properties into something that the textrun can use.
TextRunProperties textProps = new TextProperties(embeddedObject, position, true /* inline objects */, true /* get background */);
// Create inline object run.
run = new InlineObjectRun(TextContainerHelper.EmbeddedObjectLength, (UIElement)embeddedObject, textProps, _paraClient.Paragraph as TextParagraph);
}
else
{
// If the embedded object is of an unknown type, treat it as hidden content.
run = new TextHidden(TextContainerHelper.EmbeddedObjectLength);
}
return run;
}
/// <summary>
/// Measure child UIElement.
/// </summary>
/// <param name="inlineObject">
/// Element whose size we are measuring
/// </param>
/// <returns>
/// Size of the child UIElement
/// </returns>
internal Size MeasureChild(InlineObjectRun inlineObject)
{
// Measure inline object only during measure pass. Otherwise
// use cached data.
Size desiredSize;
if (_formattingContext.MeasureMode)
{
Debug.Assert(!DoubleUtil.IsNaN(_trackWidth), "Track width must be set for measure pass.");
// Always measure at infinity for bottomless, consistent constraint.
double pageHeight = _paraClient.Paragraph.StructuralCache.CurrentFormatContext.DocumentPageSize.Height;
if (!_paraClient.Paragraph.StructuralCache.CurrentFormatContext.FinitePage)
{
pageHeight = Double.PositiveInfinity;
}
desiredSize = inlineObject.UIElementIsland.DoLayout(new Size(_trackWidth, pageHeight), true, true);
}
else
{
desiredSize = inlineObject.UIElementIsland.Root.DesiredSize;
}
return desiredSize;
}
/// <summary>
/// Measure child UIElement.
/// </summary>
/// <param name="inlineObject">
/// Element whose size we are measuring
/// </param>
/// <returns>
/// Size of the child UIElement
/// </returns>
internal Size MeasureChild(InlineObjectRun inlineObject)
{
// Always measure at infinity for bottomless, consistent constraint.
double pageHeight = _paraClient.Paragraph.StructuralCache.CurrentFormatContext.DocumentPageSize.Height;
if (!_paraClient.Paragraph.StructuralCache.CurrentFormatContext.FinitePage)
{
pageHeight = Double.PositiveInfinity;
}
return inlineObject.UIElementIsland.DoLayout(new Size(TextDpi.FromTextDpi(_durTrack), pageHeight), true, true);
}
// Token: 0x06006868 RID: 26728 RVA: 0x001D6FA4 File Offset: 0x001D51A4
internal ContainerVisual CreateVisual()
{
LineVisual lineVisual = new LineVisual();
this._host.Context = this;
try
{
IList <TextSpan <TextRun> > list = this._runs;
TextLine textLine = this._line;
if (this._line.HasOverflowed && this.TextParagraph.Properties.TextTrimming != TextTrimming.None)
{
textLine = this._line.Collapse(new TextCollapsingProperties[]
{
this.GetCollapsingProps(this._wrappingWidth, this.TextParagraph.Properties)
});
Invariant.Assert(textLine.HasCollapsed, "Line has not been collapsed");
list = textLine.GetTextRunSpans();
}
if (this.HasInlineObjects())
{
VisualCollection children = lineVisual.Children;
DependencyObject element = this._paraClient.Paragraph.Element;
FlowDirection parentFD = (FlowDirection)element.GetValue(FrameworkElement.FlowDirectionProperty);
int num = this._dcp;
foreach (TextSpan <TextRun> textSpan in list)
{
TextRun value = textSpan.Value;
if (value is InlineObjectRun)
{
InlineObjectRun inlineObjectRun = (InlineObjectRun)value;
FlowDirection flowDirection;
Rect boundsFromPosition = this.GetBoundsFromPosition(num, value.Length, out flowDirection);
Visual visual = VisualTreeHelper.GetParent(inlineObjectRun.UIElementIsland) as Visual;
if (visual != null)
{
ContainerVisual containerVisual = visual as ContainerVisual;
Invariant.Assert(containerVisual != null, "Parent should always derives from ContainerVisual.");
containerVisual.Children.Remove(inlineObjectRun.UIElementIsland);
}
if (!textLine.HasCollapsed || boundsFromPosition.Left + inlineObjectRun.UIElementIsland.Root.DesiredSize.Width < textLine.Width)
{
if (inlineObjectRun.UIElementIsland.Root is FrameworkElement)
{
DependencyObject parent = ((FrameworkElement)inlineObjectRun.UIElementIsland.Root).Parent;
FlowDirection childFD = (FlowDirection)parent.GetValue(FrameworkElement.FlowDirectionProperty);
PtsHelper.UpdateMirroringTransform(parentFD, childFD, inlineObjectRun.UIElementIsland, boundsFromPosition.Width);
}
children.Add(inlineObjectRun.UIElementIsland);
inlineObjectRun.UIElementIsland.Offset = new Vector(boundsFromPosition.Left, boundsFromPosition.Top);
}
}
num += textSpan.Length;
}
}
double x = TextDpi.FromTextDpi(this.CalculateUOffsetShift());
DrawingContext drawingContext = lineVisual.Open();
textLine.Draw(drawingContext, new Point(x, 0.0), this._mirror ? InvertAxes.Horizontal : InvertAxes.None);
drawingContext.Close();
lineVisual.WidthIncludingTrailingWhitespace = textLine.WidthIncludingTrailingWhitespace - this._indent;
}
finally
{
this._host.Context = null;
}
return(lineVisual);
}
