// optimized arrange for common usage
private Size ArrangeSingleCell(Size finalSize, IDefinitionBase columnDefinition, IDefinitionBase rowDefinition)
{
double finalWidth = rowDefinition.Length.IsAbsolute ? rowDefinition.Length.Value : finalSize.Width;
double finalHeight = columnDefinition.Length.IsAbsolute ? columnDefinition.Length.Value : finalSize.Height;
Rect finalRect = new Rect(finalWidth, finalHeight);
foreach (FrameworkElement child in Children)
{
child.Arrange(finalRect);
}
columnDefinition.ActualLength = finalWidth;
rowDefinition.ActualLength = finalHeight;
return(finalSize);
}
private static double GetStarredAxisLength(IDefinitionBase starredAxis, double starLength)
{
return((starredAxis.Length.Value * starLength).Bounds(starredAxis.MinLength, starredAxis.MaxLength));
}
private static void SetStarLengths(IDefinitionBase[] definitionBases, double starLength, ref double[] lengths)
{
for (int i = 0; i < definitionBases.Length; i++)
{
if (definitionBases[i].Length.IsStar)
{
lengths[i] = definitionBases[i].Length.Value * starLength;
}
}
}
private static void SetBoundedValues(IDefinitionBase[] definitionBases, ref double[] lengths)
{
for (int i = 0; i < lengths.Length; i++)
{
lengths[i] = lengths[i].Bounds(definitionBases[i].MinLength, definitionBases[i].MaxLength);
}
}
private static void SetActualLength(IDefinitionBase[] definitionBases, double[] actualLengths)
{
for (int i = 0; i < definitionBases.Length; i++)
{
definitionBases[i].ActualLength = actualLengths[i];
}
}
private static double GetStarredAxisLength(IDefinitionBase starredAxis, double starLength)
{
return (starredAxis.Length.Value * starLength).Bounds(starredAxis.MinLength, starredAxis.MaxLength);
}
private static double GetMeasureLength(IDefinitionBase[] definitionBases, double availableLength, double start, double span)
{
double remainingLength = availableLength;
double absoluteLength = 0;
bool allAbsolute = true;
for (int i = 0; i < definitionBases.Length; i++)
{
if (i >= start && i < start + span)
{
if (definitionBases[i].Length.IsAbsolute)
{
absoluteLength += (double)definitionBases[i].Length.Value;
}
else
{
allAbsolute = false;
}
}
else if (definitionBases[i].Length.IsAbsolute)
{
remainingLength -= (double)definitionBases[i].Length.Value;
}
}
return allAbsolute ? absoluteLength : Math.Max(0, remainingLength);
}
// optimized arrange for common usage
private Size ArrangeSingleCell(Size finalSize, IDefinitionBase columnDefinition, IDefinitionBase rowDefinition)
{
double finalWidth = rowDefinition.Length.IsAbsolute ? rowDefinition.Length.Value : finalSize.Width;
double finalHeight = columnDefinition.Length.IsAbsolute ? columnDefinition.Length.Value : finalSize.Height;
Rect finalRect = new Rect(finalWidth, finalHeight);
foreach (FrameworkElement child in Children)
{
child.Arrange(finalRect);
}
columnDefinition.ActualLength = finalWidth;
rowDefinition.ActualLength = finalHeight;
return finalSize;
}
