protected virtual ViewItem GetLayoutView(ViewItem element)
{
return(element);
}
internal override Rect GetBoundingBox(ViewItem element)
{
return(ElementUtilities.GetSelectionFrameBounds(element));
}
internal override Rect GetBoundingBox(ViewItem element)
{
return(ElementUtilities.GetRenderSizeBounds(element));
}
internal abstract Transform GetAncestorTransform(ViewItem element, UIElement ancestor);
internal abstract Vector GetOrigin(ViewItem element);
internal abstract FlowDirection GetFlowDirection(ViewItem element);
internal abstract Transform GetLayoutTransform(ViewItem element);
public abstract GeneralTransform TransformToView(ViewItem view);
internal abstract Rect GetBoundingBox(ViewItem element);
public abstract bool IsDescendantOf(ViewItem ancestor);
internal virtual void ComputePlacement(AdornerCoordinateSpace space, UIElement adorner, ViewItem adornedElement, Vector zoom, System.Windows.Size finalSize)
{
double num1 = 0.0;
double num2 = 0.0;
double height = 0.0;
double num3 = 0.0;
double num4 = 0.0;
double width = 0.0;
bool flag1 = false;
bool flag2 = false;
bool flag3 = false;
bool flag4 = false;
System.Windows.Size viewFinalSize = finalSize;
foreach (IAdornerPlacement adornerPlacement in (Collection <IAdornerPlacement>) this)
{
foreach (AdornerPlacementValue adornerPlacementValue in adornerPlacement.GetSizeTerms(space, adorner, adornedElement, zoom, viewFinalSize))
{
switch (adornerPlacementValue.Term)
{
case AdornerPlacementDimension.Left:
num3 += adornerPlacementValue.Contribution;
flag3 = true;
continue;
case AdornerPlacementDimension.Top:
num1 += adornerPlacementValue.Contribution;
flag1 = true;
continue;
case AdornerPlacementDimension.Right:
num4 += adornerPlacementValue.Contribution;
flag3 = true;
continue;
case AdornerPlacementDimension.Bottom:
num2 += adornerPlacementValue.Contribution;
flag2 = true;
continue;
case AdornerPlacementDimension.Width:
width += adornerPlacementValue.Contribution;
continue;
case AdornerPlacementDimension.Height:
height += adornerPlacementValue.Contribution;
continue;
default:
continue;
}
}
}
if (width < 0.0)
{
width = 0.0;
}
if (height < 0.0)
{
height = 0.0;
}
System.Windows.Size computedAdornerSize = new System.Windows.Size(width, height);
foreach (IAdornerPlacement adornerPlacement in (Collection <IAdornerPlacement>) this)
{
foreach (AdornerPlacementValue adornerPlacementValue in adornerPlacement.GetPositionTerms(space, adorner, adornedElement, zoom, computedAdornerSize))
{
switch (adornerPlacementValue.Term)
{
case AdornerPlacementDimension.Left:
num3 += adornerPlacementValue.Contribution;
flag3 = true;
continue;
case AdornerPlacementDimension.Top:
num1 += adornerPlacementValue.Contribution;
flag1 = true;
continue;
case AdornerPlacementDimension.Right:
num4 += adornerPlacementValue.Contribution;
flag3 = true;
continue;
case AdornerPlacementDimension.Bottom:
num2 += adornerPlacementValue.Contribution;
flag2 = true;
continue;
case AdornerPlacementDimension.Width:
width += adornerPlacementValue.Contribution;
continue;
case AdornerPlacementDimension.Height:
height += adornerPlacementValue.Contribution;
continue;
default:
continue;
}
}
}
double num5 = 0.0;
if (flag3 && flag4)
{
num5 = num4 - num3;
}
double num6 = 0.0;
if (flag1 && flag2)
{
num6 = num2 - num1;
}
double num7 = num5 + width;
double num8 = num6 + height;
this._topLeft.X = !flag4 || flag3 ? num3 : num4 - num7;
this._size.X = num7;
this._topLeft.Y = !flag2 || flag1 ? num1 : num2 - num8;
this._size.Y = num8;
}
public void SizeRelativeToContentWidth(double factor, double offset, ViewItem relativeTo)
{
this.Add((IAdornerPlacement) new SizeRelativeToContentWidth(factor, offset, relativeTo));
}
public void PositionRelativeToContentHeight(double factor, double offset, ViewItem relativeTo)
{
this.Add((IAdornerPlacement) new PositionRelativeToContentHeight(factor, offset, relativeTo));
}
internal override void ComputePlacement(AdornerCoordinateSpace space, UIElement adorner, ViewItem adornedElement, Vector zoom, Size finalSize)
{
if (this.Items.Count == 0)
{
this.Populate();
}
base.ComputePlacement(space, adorner, adornedElement, zoom, finalSize);
}
