public void Update(UserLayoutHints userHints, ContentLayoutHints contentHints, float backgroundDepth)
{
Order = userHints.Order;
StretchX = userHints.StretchHorizontal;
StretchY = userHints.StretchVertical;
Depth = contentHints.Depth + backgroundDepth;
var margin = userHints.Margin.Value;
var padding = userHints.Padding.Value;
if (margin.Left < 0)
{
margin.Left = 0;
}
if (margin.Right < 0)
{
margin.Right = 0;
}
if (margin.Top < 0)
{
margin.Top = 0;
}
if (margin.Bottom < 0)
{
margin.Bottom = 0;
}
if (padding.Left < 0)
{
padding.Left = 0;
}
if (padding.Right < 0)
{
padding.Right = 0;
}
if (padding.Top < 0)
{
padding.Top = 0;
}
if (padding.Bottom < 0)
{
padding.Bottom = 0;
}
Margin = margin;
Padding = padding;
var maxSize = contentHints.MaxSize;
var minSize = contentHints.MinSize;
var prefSize = contentHints.PreferredSize;
maxSize += Padding.TotalSize + Margin.TotalSize;
prefSize += Padding.TotalSize + Margin.TotalSize;
// It would be nice to have shrinkable margins and padding, but for now it's fixed.
minSize += Padding.TotalSize + Margin.TotalSize;
if (userHints.MaxSize.UseX)
{
maxSize.X = userHints.MaxSize.Value.X;
}
if (userHints.MaxSize.UseY)
{
maxSize.Y = userHints.MaxSize.Value.Y;
}
if (userHints.MinSize.UseX)
{
minSize.X = userHints.MinSize.Value.X;
}
if (userHints.MinSize.UseY)
{
minSize.Y = userHints.MinSize.Value.Y;
}
if (userHints.PreferredSize.UseX)
{
prefSize.X = userHints.PreferredSize.Value.X;
}
if (userHints.PreferredSize.UseY)
{
prefSize.Y = userHints.PreferredSize.Value.Y;
}
MaxSize = maxSize;
MinSize = minSize;
PreferredSize = prefSize;
ContentHints = contentHints;
if (userHints.ContentAlignment.Use)
{
ContentHints.Alignment = userHints.ContentAlignment.Value;
}
if (userHints.StretchContent.Use)
{
contentHints.Stretch = userHints.StretchContent.Value;
}
BackgroundSize = userHints.BackgroundSize;
}
public ReactiveUserLayoutHints(UserLayoutHints parent, Action action)
{
_parent = parent;
_action = action;
}
