protected virtual void SetPaintColors(IHTMLElement element)
{
IHTMLElement2 element2 = (element as IHTMLElement2);
string textColor = HTMLColorHelper.GetTextColorString(element2);
_textColorHex = HTMLColorHelper.ParseColorToHex(textColor);
_textColor = HTMLColorHelper.GetColorFromHexColor(_textColorHex, Color.Black);
string backgroundColor = HTMLColorHelper.GetBackgroundColorString(element2);
_backgroundColorHex = HTMLColorHelper.ParseColorToHex(backgroundColor);
_backgroundColor = HTMLColorHelper.GetColorFromHexColor(_backgroundColorHex, Color.White);
}
/// <summary>
/// Detect the background color of a post body from a URI where
/// the post body element contains BlogEditingTemplate.POST_BODY_MARKER.
/// This must be done in a browser (as opposed to a simple DOM) because
/// the page elements don't layout relative to each other unless they
/// are being displayed in a browser.
/// </summary>
public static Color?DetectColor(string uri, Color?defaultColor)
{
return(BrowserOperationInvoker.InvokeAfterDocumentComplete(uri, "BackgroundColorDetector", 700, 700, defaultColor,
delegate(ExplorerBrowserControl browser)
{
IHTMLDocument2 document = browser.Document as IHTMLDocument2;
IHTMLElement[] elements = HTMLDocumentHelper.FindElementsContainingText(document, BlogEditingTemplate.POST_BODY_MARKER);
if (elements.Length == 1)
{
IHTMLElement postBody = elements[0];
if (postBody.offsetHeight < 300)
{
postBody.style.height = 300;
}
return HTMLColorHelper.GetBackgroundColor(postBody, true, null, Color.White);
}
return defaultColor;
}));
}
