/// <summary>
/// Adds a frame to the tag.
/// </summary>
/// <param name="newFrame">The frame to add.</param>
public void AddFrame(ID3v2Frame newFrame)
{
if (newFrame == null)
{
throw new ArgumentNullException("newFrame");
}
if (frames.ContainsKey(newFrame.Type))
{
ID3v2Frame existingFrame = frames[newFrame.Type];
FrameComposite composite = existingFrame as FrameComposite;
if (composite == null)
{
composite = new FrameComposite(existingFrame.Type);
composite.AddFrame(existingFrame);
frames.Remove(newFrame.Type);
frames.Add(composite.Type, composite);
}
composite.AddFrame(newFrame);
}
else
{
frames.Add(newFrame.Type, newFrame);
}
}
private ID3v2Frame GetFirstFrame(FrameType frameType)
{
ID3v2Frame frame = null;
if (frames.ContainsKey(frameType))
{
frame = frames[frameType];
FrameComposite composite = frame as FrameComposite;
if (composite != null)
{
frame = composite[0] as ID3v2Frame;
}
}
return(frame);
}
/// <summary>
/// Removes a given frame from the tag.
/// </summary>
/// <param name="frame">The frame to remove.</param>
public void RemoveFrame(ID3v2Frame frame)
{
if (frame == null)
{
throw new ArgumentNullException("frame");
}
if (frames.ContainsKey(frame.Type))
{
ID3v2Frame existingFrame = frames[frame.Type];
FrameComposite composite = existingFrame as FrameComposite;
if (composite != null && composite != frame)
{
composite.RemoveFrame(frame);
}
else
{
frames.Remove(frame.Type);
}
}
}
