private void RotateBlocks()
{
rotateTransform.Rotation = rotateTransformLambda(CalculateRotationAngle());
foreach (var textBlock in tagBlocks)
{
Point3D newPoint;
if (rotateTransform.TryTransform(textBlock.CenterPoint, out newPoint))
{
textBlock.CenterPoint = newPoint;
if (TopItem == null || TopItem.CenterPoint.Z < newPoint.Z)
{
if (TopItem != null)
{
TopItem.SetAsTop(false);
}
TopItem = textBlock;
TopItem.SetAsTop(true);
}
textBlock.Redraw(ActualWidth / 2, ActualHeight / 2);
}
}
}
//===================================================================================================================
/// <summary>
/// Rotate blocks
/// </summary>
private void RotateBlocks()
{
TagCloudItemSize size = GetElementsSize();
foreach (TagCloudItem TagCloudItem in tagCollection)
{
Point3D point3D;
if (rotateTransform.TryTransform(TagCloudItem.CenterPoint, out point3D))
{
TagCloudItem.CenterPoint = point3D;
TagCloudItem.Redraw(size, scaleRatio, opacityRatio);
}
}
}