/// <summary>
/// Draws scrollbars in the viewMatrix.
/// </summary>
/// <param name="view">The view.</param>
/// <param name="viewMatrix">The view matrix.</param>
/// <param name="xOffset">The x offset.</param>
/// <param name="yOffset">The y offset.</param>
/// <param name="paintArrows">if set to <c>true</c> [paint arrows].</param>
/// <returns></returns>
public static bool DrawScrollbars(IViewBoxModel view, ref bool[,] viewMatrix, int xOffset, int yOffset, bool paintArrows = false)
{
AbstractViewBoxModelBase vb = view as AbstractViewBoxModelBase;
if (vb != null)
{
if (vb.GetXOffset() != 0)
{
xOffset = vb.GetXOffset();
}
if (vb.GetYOffset() != 0)
{
yOffset = vb.GetYOffset();
}
}
bool vertical = false;
if (view.ContentBox.Height < view.ContentHeight)
{
vertical = true;
drawVerticalScrollBar(view, ref viewMatrix, yOffset, (view.ContentBox.Height < 8 ? true : paintArrows));
}
if (view.ContentBox.Width < view.ContentWidth)
{
drawHorizontalScrollBar(view, ref viewMatrix, xOffset, vertical, (view.ContentBox.Width < 8 ? true : paintArrows));
}
return(true);
}
/// <summary>
/// Add a ViewRange or a Screen to list
/// </summary>
/// <param name="name">
/// name of view
/// </param>
/// <param name="view">
/// ViewRange or a Screen
/// </param>
/// <returns>
/// bool success
/// </returns>
public bool AddView(String name, AbstractViewBoxModelBase view)
{
if (view is BrailleIOViewRange || view is BrailleIOScreen)
{
bool success = this.views.TryAdd(name, view);
view.Name = name;
if (success)
{
view.PropertyChanged += view_PropertyChanged;
}
return(success);
}
return(false);
}
