/// <summary>
/// constructor. internal, since only used by BaseTag class
/// </summary>
/// <param name="tag">the BaseTag, who´s bytecode is being held</param>
internal BytecodeEnumerator(BaseTag tag)
{
this.tag = tag;
this.index = -1;
}
/// <summary>
/// constructor. internal, since only used by BaseTag class
/// </summary>
/// <param name="t">the BaseTag, who´s bytecode is being held</param>
internal BytecodeHolder(BaseTag t)
{
tag = t;
}
/// <summary>
/// Adds the specified tag to the Swf tag collection.
/// This methods is the same as swf.Tags.Add method, used
/// only to simplify the writing process.
/// </summary>
/// <param name="tag">Tag.</param>
public void Add(BaseTag tag)
{
this.Tags.Add(tag);
}
/// <summary>
/// A new tag was added to the tag collection
/// </summary>
/// <param name="tagAdded">Tag added.</param>
private void tagList_TagAdded(BaseTag tagAdded)
{
if (tagAdded is DefineTag)
dictionnary.Add((DefineTag)tagAdded);
if (tagAdded is ShowFrameTag)
this.header.Frames++;
}
/// <summary>
/// Convert collection to array
/// </summary>
/// <returns>Base tags array</returns>
public BaseTag[] ToArray()
{
BaseTag[] res = null;
if (this.Count > 0)
{
res = new BaseTag[this.Count];
for (int i = 0; i < this.Count; i++)
res[i] = this[i];
}
return res;
}
/// <summary>
/// Add a base tag
/// </summary>
/// <param name="value">base tag to add</param>
/// <returns>base tag added</returns>
public BaseTag Add(BaseTag value)
{
List.Add(value as object);
try
{
this.TagAdded(value);
}
catch (Exception) { }
return value;
}
/// <summary>
/// Insert a base tag at
/// </summary>
/// <param name="index">index</param>
/// <param name="value">base tag</param>
public void Insert(int index, BaseTag value)
{
List.Insert(index, value as object);
try
{
this.TagAdded(value);
}
catch (Exception) { }
}
/// <summary>
/// Remove a base tag
/// </summary>
/// <param name="value"></param>
public void Remove(BaseTag value)
{
if (List.Contains(value))
List.Remove(value as object);
}
/// <summary>
/// Get index of a base tag
/// </summary>
/// <param name="value">base tag</param>
/// <returns>base tag index if is contain, -1 else.</returns>
public int IndexOf(BaseTag value)
{
return List.IndexOf(value);
}
/// <summary>
/// Test if list contain a base tag
/// </summary>
/// <param name="value">base tag</param>
/// <returns>contain result</returns>
public bool Contains(BaseTag value)
{
return List.Contains(value as object);
}
/// <summary>
/// Add an array of base tag
/// </summary>
/// <param name="values">base tag array</param>
public void AddRange(BaseTag[] values)
{
IEnumerator enums = values.GetEnumerator();
while (enums.MoveNext())
Add((BaseTag)enums.Current);
}
/// <summary>
/// Read next tag from swf input stream.
/// </summary>
/// <param name="version">Version.</param>
/// <param name="binaryReader">Binary reader.</param>
/// <param name="tagList">Tag list.</param>
/// <returns></returns>
internal static BaseTag ReadTag(byte version, BufferedBinaryReader binaryReader, BaseTagCollection tagList)
{
long posBefore = binaryReader.BaseStream.Position;
RecordHeader rh = new RecordHeader();
rh.ReadData(binaryReader);
int offset = (int)(binaryReader.BaseStream.Position - posBefore);
binaryReader.BaseStream.Position = posBefore;
BaseTag resTag = null;
switch (rh.TagCode)
{
case (int)TagCodeEnum.DefineBits: resTag = new DefineBitsTag(); break;
case (int)TagCodeEnum.DefineBitsJpeg2: resTag = new DefineBitsJpeg2Tag(); break;
case (int)TagCodeEnum.DefineBitsJpeg3: resTag = new DefineBitsJpeg3Tag(); break;
case (int)TagCodeEnum.DefineBitsLossLess: resTag = new DefineBitsLossLessTag(); break;
case (int)TagCodeEnum.DefineBitsLossLess2: resTag = new DefineBitsLossLess2Tag(); break;
case (int)TagCodeEnum.DefineButton: resTag = new DefineButtonTag(); break;
case (int)TagCodeEnum.DefineButton2: resTag = new DefineButton2Tag(); break;
case (int)TagCodeEnum.DefineButtonCxForm: resTag = new DefineButtonCxFormTag(); break;
case (int)TagCodeEnum.DefineButtonSound: resTag = new DefineButtonSoundTag(); break;
case (int)TagCodeEnum.DefineEditText: resTag = new DefineEditTextTag(); break;
case (int)TagCodeEnum.DefineFont: resTag = new DefineFontTag(); break;
case (int)TagCodeEnum.DefineFont2: resTag = new DefineFont2Tag(); break;
case (int)TagCodeEnum.DefineFontInfo: resTag = new DefineFontInfoTag(); break;
case (int)TagCodeEnum.DefineFontInfo2: resTag = new DefineFontInfo2Tag(); break;
case (int)TagCodeEnum.DefineMorphShape: resTag = new DefineMorphShapeTag(); break;
case (int)TagCodeEnum.DefineShape: resTag = new DefineShapeTag(); break;
case (int)TagCodeEnum.DefineShape2: resTag = new DefineShape2Tag(); break;
case (int)TagCodeEnum.DefineShape3: resTag = new DefineShape3Tag(); break;
case (int)TagCodeEnum.DefineSound: resTag = new DefineSoundTag(); break;
case (int)TagCodeEnum.DefineSprite: resTag = new DefineSpriteTag(); break;
case (int)TagCodeEnum.DefineText: resTag = new DefineTextTag(); break;
case (int)TagCodeEnum.DefineText2: resTag = new DefineText2Tag(); break;
case (int)TagCodeEnum.DefineVideoStream: resTag = new DefineVideoStreamTag(); break;
case (int)TagCodeEnum.DoAction: resTag = new DoActionTag(); break;
case (int)TagCodeEnum.EnableDebugger: resTag = new EnableDebuggerTag(); break;
case (int)TagCodeEnum.EnableDebugger2: resTag = new EnableDebugger2Tag(); break;
case (int)TagCodeEnum.End: resTag = new EndTag(); break;
case (int)TagCodeEnum.ExportAssets: resTag = new ExportAssetsTag(); break;
case (int)TagCodeEnum.FrameLabel: resTag = new FrameLabelTag(); break;
case (int)TagCodeEnum.ImportAssets: resTag = new ImportAssetsTag(); break;
case (int)TagCodeEnum.InitAction: resTag = new InitActionTag(); break;
case (int)TagCodeEnum.JpegTable: resTag = new JpegTableTag(); break;
case (int)TagCodeEnum.PlaceObject: resTag = new PlaceObjectTag(); break;
case (int)TagCodeEnum.PlaceObject2: resTag = new PlaceObject2Tag(); break;
case (int)TagCodeEnum.Protect: resTag = new ProtectTag(); break;
case (int)TagCodeEnum.RemoveObject: resTag = new RemoveObjectTag(); break;
case (int)TagCodeEnum.RemoveObject2: resTag = new RemoveObject2Tag(); break;
case (int)TagCodeEnum.ScriptLimit: resTag = new ScriptLimitTag(); break;
case (int)TagCodeEnum.SetBackgroundColor: resTag = new SetBackgroundColorTag(); break;
case (int)TagCodeEnum.SetTabIndex: resTag = new SetTabIndexTag(); break;
case (int)TagCodeEnum.ShowFrame: resTag = new ShowFrameTag(); break;
case (int)TagCodeEnum.SoundStreamBlock: resTag = new SoundStreamBlockTag(); break;
case (int)TagCodeEnum.SoundStreamHead: resTag = new SoundStreamHeadTag(); break;
case (int)TagCodeEnum.SoundStreamHead2: resTag = new SoundStreamHead2Tag(); break;
case (int)TagCodeEnum.StartSound: resTag = new StartSoundTag(); break;
//TODO: Sorenson Codec
case (int)TagCodeEnum.VideoFrame: resTag = ReadVideoFrameTag(binaryReader, tagList); break;
default: resTag = new BaseTag(binaryReader.ReadBytes(System.Convert.ToInt32(rh.TagLength + offset))); break;
}
//Read the data of the current tag
resTag.ReadData(version, binaryReader);
//LOG
long mustRead = rh.TagLength + offset;
if (posBefore + mustRead != binaryReader.BaseStream.Position)
{
binaryReader.BaseStream.Position = posBefore + rh.TagLength + offset;
if (log.IsErrorEnabled)
log.Error(Enum.GetName(TagCodeEnum.DefineBits.GetType(), rh.TagCode) + "....KO");
}
else if (log.IsInfoEnabled)
log.Info(Enum.GetName(TagCodeEnum.DefineBits.GetType(), rh.TagCode) + "....OK (" + mustRead + ")");
return resTag;
}
/// <summary>
/// Adds the specified child tag.
/// </summary>
/// <param name="childTag">Child tag.</param>
public void Add(BaseTag childTag)
{
this.Tags.Add(childTag);
}
