/// <summary>
/// Calculates cell areas
/// </summary>
/// <param name="aRect">
/// Area occupied by widget <see cref="CellRectangle"/>
/// </param>
protected virtual void CalculateCellAreas(CellRectangle aRect)
{
// Cairo.Rectangle rect = aRect.CopyAndShrink (Padding);
CellRectangle rect = aRect.Copy();
rect.Shrink(Padding);
box.DoCalculateCellAreas(rect);
rect = null;
}
/// <summary>
/// Calculates cell areas
/// </summary>
/// <param name="aRect">
/// Bounding rectangle <see cref="Cairo.Rectangle"/>
/// </param>
public static void HBoxCalculateCellAreas(DrawingCellBox aBox, CellRectangle aRect)
{
CellRectangle rect = aRect.Copy();
rect.Shrink(aBox.Padding);
double start = rect.X;
double end = System.Convert.ToInt32(rect.Width + rect.X);
double w, h = 0;
double cellTop = rect.Y;
double cellHeight = System.Convert.ToInt32(rect.Height);
if (aBox.Homogeneous == true)
{
double cw, ch = cw = 0;
for (int i = 0; i < aBox.Count; i++)
{
if (aBox.Cells[i].IsVisible == false)
{
aBox.Cells[i].Area.Set(0, 0, 0, 0);
continue;
}
aBox.Cells[i].GetCellSize(out w, out h);
if (w > cw)
{
cw = w;
}
if (h > ch)
{
ch = h;
}
}
int j = 0;
for (int i = 0; i < aBox.Count; i++)
{
if (aBox.Cells[i].IsVisible == true)
{
aBox.Cells[i].Area.Set(j * cw, cellTop, cw, cellHeight);
j++;
}
}
return;
}
IDrawingCell expandedCell = null;
for (int i = 0; i < aBox.Count; i++)
{
if (aBox.Cells[i].IsVisible == false)
{
aBox.Cells[i].Area.Set(0, 0, 0, 0);
continue;
}
if (aBox.Cells[i].Expanded == true)
{
expandedCell = aBox.Cells[i];
break;
}
aBox.Cells[i].GetCellSize(out w, out h);
aBox.Cells[i].Area.Set(start, cellTop, w, cellHeight);
start += w + aBox.Spacing;
}
if (expandedCell != null)
{
for (int i = aBox.Count - 1; i > -1; i--)
{
if (aBox.Cells[i].IsVisible == false)
{
aBox.Cells[i].Area.Set(0, 0, 0, 0);
continue;
}
if (aBox.Cells[i].Expanded == true)
{
break;
}
aBox.Cells[i].GetCellSize(out w, out h);
aBox.Cells[i].Area.Set(end - w, cellTop, w, cellHeight);
end -= w + aBox.Spacing;
}
if (expandedCell.IsVisible == true)
{
expandedCell.Area.Set(start, cellTop, end - start, cellHeight);
}
else
{
expandedCell.Area.Set(0, 0, 0, 0);
}
}
aBox.RecalcChildren();
}