// CalculateColor
private void CalculateColor()
{
float oldAlphaFinal = AlphaFinal;
float oldIntensityFinal = IntensityFinal;
AlphaFinal = Alpha;
IntensityFinal = Intensity;
bool doAlpha = IsFlagSet(E_WidgetFlag.InheritAlpha);
bool doIntensity = IsFlagSet(E_WidgetFlag.InheritIntensity);
for (WidgetBase p = ParentWidget; p != null; p = p.ParentWidget)
{
if (doAlpha)
{
AlphaFinal *= p.Alpha;
}
if (doIntensity)
{
if (p.Intensity > 1.0f)
{
IntensityFinal += (p.Intensity - 1.0f);
}
else
{
IntensityFinal *= p.Intensity;
}
}
doAlpha &= p.IsFlagSet(E_WidgetFlag.InheritAlpha);
doIntensity &= p.IsFlagSet(E_WidgetFlag.InheritIntensity);
if (!doAlpha && !doIntensity)
{
break;
}
}
if ((AlphaFinal != oldAlphaFinal) || (IntensityFinal != oldIntensityFinal) || IsFlagSet(E_WidgetFlag.DirtyColor))
{
ColorFinal.Set(ref ColorBase, AlphaFinal, IntensityFinal);
if (RenderState.BlendState == E_BlendState.AlphaBlend)
{
ColorFinal.ToPremultiplied();
}
FlagClear(E_WidgetFlag.DirtyColor);
}
}
// AutoTransform
public AutoTransform(WidgetBase widget)
{
Widget = widget;
OldIndex = _UI.Sprite.AutoTransformIndex;
OldOffset = _UI.Sprite.AutoTransformOffset;
int newIndex = 0;
Vector3 newOffset = new Vector3();
if (Widget.IsFlagSet(E_WidgetFlag.UseMatrix))
{
newIndex = _UI.Sprite.StorePostMatrix(ref Widget.TransformMatrix);
newOffset = -Widget.Position;
}
_UI.Sprite.SetAutoTransform(newIndex, ref newOffset);
}
// AutoTransform
public AutoTransform( WidgetBase widget )
{
Widget = widget;
OldIndex = _UI.Sprite.AutoTransformIndex;
OldOffset = _UI.Sprite.AutoTransformOffset;
int newIndex = 0;
Vector3 newOffset = new Vector3();
if ( Widget.IsFlagSet( E_WidgetFlag.UseMatrix ) )
{
newIndex = _UI.Sprite.StorePostMatrix( ref Widget.TransformMatrix );
newOffset = -Widget.Position;
}
_UI.Sprite.SetAutoTransform( newIndex, ref newOffset );
}