/// <summary>
/// 获得高亮度显示信息对象
/// </summary>
/// <param name="element"></param>
/// <param name="args"></param>
/// <returns></returns>
private HighlightInfo GetHighlightInfo(DomElement element)
{
if (_HighlightBuffer == null)
{
_HighlightBuffer = new HighlightInfoList();
}
else
{
// 在缓存区中逆向搜索
// 由于绘制文档内容都是按照顺序绘制文档内容
for (int iCount = _HighlightBuffer.Count - 1; iCount >= 0; iCount--)
{
if (_HighlightBuffer[iCount].Contains(element))
{
return(_HighlightBuffer[iCount]);
}
}
}
DomContainerElement parent = element.Parent;
while (parent != null)
{
HighlightInfoList infos = parent.GetHighlightInfos();
if (infos != null && infos.Count > 0)
{
foreach (HighlightInfo info in infos)
{
if (info.Contains(element))
{
// 保存在缓存区中
_HighlightBuffer.Add(info);
return(info);
}
}
}
parent = parent.Parent;
}
return(null);
}
