/// <summary>
/// Constructor.
/// </summary>
public Swf(SwfHeader header,BaseTag[] tagList) {
this.Header = header;
this.tagList = tagList;
// count actions
_actionCount = 0;
foreach (BaseTag b in tagList) {
_actionCount+=b.ActionRecCount;
}
}
/// <summary>
/// Constructor.
/// </summary>
public Swf(SwfHeader header, BaseTag[] tagList)
{
this.Header = header;
this.tagList = tagList;
// count actions
_actionCount = 0;
foreach (BaseTag b in tagList)
{
_actionCount += b.ActionRecCount;
}
}
private void ExploreSWF(Stream stream)
{
SwfExportTagReader reader = new SwfExportTagReader(stream);
Swf swf = null;
try
{
swf = reader.ReadSwf();
}
catch (Exception ex)
{
Errors.Add("Swf error: " + ex.Message);
}
if (swf == null) return;
Header = swf.Header;
// list tags
currentFrame = 0;
DeclEntry frame = new DeclEntry("Frame 0");
Frames.Add(frame);
foreach (BaseTag tag in swf)
{
if (tag is ExportTag)
{
ExportTag exportTag = tag as ExportTag;
foreach (string name in exportTag.Names)
{
if (name.StartsWith("__Packages."))
{
string cname = name.Substring(11);
Classes.Add(new DeclEntry(cname));
}
else Symbols.Add(new DeclEntry(name));
}
}
else if (tag is DoActionTag)
{
AbcSize += tag.Data.Length;
}
else if (tag is AbcTag)
{
ExploreABC((tag as AbcTag).abc);
AbcSize += tag.Data.Length;
}
else if ((TagCodeEnum)tag.TagCode == TagCodeEnum.ShowFrame)
{
currentFrame++;
frame = new DeclEntry("Frame " + currentFrame);
Frames.Add(frame);
}
else if (tag is FrameTag)
{
frame.Name = (tag as FrameTag).name;
}
else if (tag is DefineFontTag)
{
DefineFontTag ftag = tag as DefineFontTag;
string style = "";
if (ftag.IsBold) style += "Bold ";
if (ftag.IsItalics) style += "Italic ";
Fonts.Add(new DeclEntry(ftag.Name + " (" + style + ftag.GlyphCount + ")"));
FontsSize += tag.Size;
}
else if ((TagCodeEnum)tag.TagCode == TagCodeEnum.FileAttributes)
{
ParseAttributes(tag);
}
else if ((TagCodeEnum)tag.TagCode == TagCodeEnum.SetBackgroundColor)
{
FileAttributes.Background = (tag.Data[2] << 16 | tag.Data[3] << 8 | tag.Data[4]).ToString("X");
while (FileAttributes.Background.Length < 6) FileAttributes.Background = "0" + FileAttributes.Background;
FileAttributes.Background = "#" + FileAttributes.Background;
}
if (tag is DoActionTag || tag is AbcTag) frame.AbcSize += tag.Size;
else if (tag is DefineFontTag) frame.FontSize += tag.Size;
else frame.DataSize += tag.Size;
TotalSize += tag.Size;
}
// empty frame at the end
if (Frames.Count > 1 && frame.DataSize == 4) Frames.Remove(frame);
}
/// <summary>
/// Reads and parses swf header information into an instance of <see cref="SwfOp.Data.SwfHeader">SwfHeader</see>
/// </summary>
protected SwfHeader ReadHeader() {
SwfHeader h = new SwfHeader(
br.ReadChars(3),
br.ReadByte(),
br.ReadUInt32(),
this.ReadRectData(),
br.ReadUInt16(),
br.ReadUInt16()
);
this.version = h.Version;
return h;
}
