public static Rectangle WrapDomClientRect(nsIDOMClientRect domRect)
{
var r = new Rectangle(
(int)domRect.GetLeftAttribute(),
(int)domRect.GetTopAttribute(),
(int)domRect.GetWidthAttribute(),
(int)domRect.GetHeightAttribute());
return r;
}
/// <summary>
/// Returns an array containing all bounding rectangles within the element.
/// </summary>
/// <returns></returns>
public RectangleF [] GetClientRects()
{
nsIDOMNSElement ns = (nsIDOMNSElement)DomElement;
nsIDOMClientRectList rects = ns.GetClientRects();
RectangleF [] result = new RectangleF[rects.GetLength()];
for (int i = 0; i < result.Length; i++)
{
nsIDOMClientRect rect = rects.Item(i);
result[i] = RectangleF.FromLTRB(rect.GetLeft(), rect.GetTop(), rect.GetRight(), rect.GetBottom());
}
return(result);
}
/// <summary>
/// UI specific implementation extension method GetBoundingClientRect()
/// </summary>
/// <param name="element"></param>
/// <returns></returns>
public static System.Windows.Int32Rect GetBoundingClientRectInt32(this GeckoElement element)
{
nsIDOMClientRect domRect = element.DOMElement.GetBoundingClientRect();
if (domRect == null)
{
return(System.Windows.Int32Rect.Empty);
}
var r = new System.Windows.Int32Rect(
( int )domRect.GetLeftAttribute(),
( int )domRect.GetTopAttribute(),
( int )domRect.GetWidthAttribute(),
( int )domRect.GetHeightAttribute());
return(r);
}
public Rectangle GetItemRectangle(int index)
{
Rectangle itemRectangle = this.ClientRectangle; // Default
if (!((_browser == null) || (_browser.Document == null)))
{
string id = index.ToString() + "-1";
var content = (GeckoLIElement)_browser.Document.GetElementById(id);
if (content != null)
{
nsIDOMClientRect domRect = content.DOMHtmlElement.GetBoundingClientRect();
itemRectangle = new Rectangle((int)domRect.GetLeftAttribute(), (int)domRect.GetTopAttribute(), (int)domRect.GetWidthAttribute(), (int)domRect.GetHeightAttribute());
}
}
return(itemRectangle);
}
/// <summary>
/// UI specific implementation extension method GetBoundingClientRect()
/// </summary>
/// <param name="element"></param>
/// <returns></returns>
public static System.Drawing.Rectangle GetBoundingClientRect(this GeckoElement element)
{
nsIDOMClientRect domRect = element.DOMElement.GetBoundingClientRect();
if (domRect == null)
{
return(Rectangle.Empty);
}
var r = new Rectangle(
( int )domRect.GetLeftAttribute(),
( int )domRect.GetTopAttribute(),
( int )domRect.GetWidthAttribute(),
( int )domRect.GetHeightAttribute());
Marshal.ReleaseComObject(domRect);
return(r);
}
