internal float GetSelectionHeight(AdvancedDropdownDataSource dataSource, Rect buttonRect)
{
if (State.GetSelectedIndex(dataSource.MainTree) == -1)
{
return(0);
}
float heigth = 0;
for (int i = 0; i < dataSource.MainTree.Children.Count(); i++)
{
AdvancedDropdownItem child = dataSource.MainTree.Children.ElementAt(i);
GUIContent content = new GUIContent(child.Name, child.Icon);
if (State.GetSelectedIndex(dataSource.MainTree) == i)
{
float diff = (LineStyle.CalcHeight(content, 0) - buttonRect.height) / 2f;
return(heigth + diff);
}
if (child.IsSeparator())
{
heigth += Styles.lineSeparator.CalcHeight(content, 0) + Styles.lineSeparator.margin.vertical;
}
else
{
heigth += LineStyle.CalcHeight(content, 0);
}
}
return(heigth);
}
internal Vector2 CalculateContentSize(AdvancedDropdownDataSource dataSource)
{
float maxWidth = 0;
float maxHeight = 0;
bool includeArrow = false;
float arrowWidth = 0;
foreach (AdvancedDropdownItem child in dataSource.MainTree.Children)
{
GUIContent content = new GUIContent(child.Name, child.Icon);
Vector2 a = LineStyle.CalcSize(content);
a.x += IconSize.x + 1;
if (maxWidth < a.x)
{
maxWidth = a.x + 1;
includeArrow |= child.Children.Any();
}
if (child.IsSeparator())
{
maxHeight += Styles.lineSeparator.CalcHeight(content, maxWidth) + Styles.lineSeparator.margin.vertical;
}
else
{
maxHeight += LineStyle.CalcHeight(content, maxWidth);
}
if (arrowWidth == 0)
{
LineStyle.CalcMinMaxWidth(Styles.arrowRightContent, out arrowWidth, out arrowWidth);
}
}
if (includeArrow)
{
maxWidth += arrowWidth;
}
return(new Vector2(maxWidth, maxHeight));
}