Пример #1
0
 // 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));
 }
Пример #2
0
        // 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));
        }
Пример #3
0
        /// <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);
        }
Пример #5
0
        // 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);
        }
Пример #6
0
        /// <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);
        }
Пример #7
0
        /// <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;
        }
Пример #8
0
        /// <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;
        }
Пример #9
0
        /// <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);
        }
Пример #10
0
        // 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);
        }