// 如果 Plist 文件不存在，则抛出 FileNotFoundException 异常
// 如果不是合法的 PList 文件，则抛出 XTInvalidPListFileException 异常
public static XTPListFile Create(string file, bool isCache = true)
{
XElement root;
XDocument doc = XDocument.Load(file);
try
{
root = doc.Element("plist").Element("dict");
XTPListXML.GetSubElement(root, "frames"); // 检测是否有贴图帧
XTPListXML.GetSubElement(root, "metadata/textureFileName"); // 检测贴图文件是否存在
}
catch
{
throw new XTInvalidPListFileException(file);
}
return(new XTPListFile(file, root, isCache));
}
public IEnumerable <XTFrame> IterFrames()
{
if (this.m_frames == null)
{
foreach (PListElement e in XTPListXML.IterSubElements(this.m_root, "frames"))
{
yield return(new XTFrame(e.Key, e.Value));
}
}
else
{
XTFrame frame;
foreach (PListElement e in XTPListXML.IterSubElements(this.m_root, "frames"))
{
if (!this.m_frames.TryGetValue(e.Key, out frame))
{
frame = new XTFrame(e.Key, e.Value);
this.m_frames[e.Key] = frame;
}
yield return(frame);
}
}
}
public int GetFrameCount()
{
return(XTPListXML.GetSubElementCount(this.m_root, "frames"));
}
private bool GetBool(string key)
{
return(bool.Parse(XTPListXML.GetSubNodeName(this.m_root, key)));
}
private Rectangle GetRect(string key)
{
return(XTPListXML.ExplainRect(XTPListXML.GetSubElementValue(this.m_root, key)));
}
private Size GetSize(string key)
{
return(XTPListXML.ExplainSize(XTPListXML.GetSubElementValue(this.m_root, key)));
}
// ----------------------------------------------------------
// private
// ----------------------------------------------------------
private string GetStr(string key)
{
return(XTPListXML.GetSubElementValue(this.m_root, key));
}