/// <summary> /// A peculiar type of ascii string frequently used throughout the Descriptor data structure. /// First 4 bytes are length (in bytes), followed by string. If length is 0, length is assumed to be 4. No idea why they did this... RLE compression? /// </summary> /// <param name="r"></param> /// <returns></returns> public static string ReadSpecialString(BinaryReverseReader r) { uint length = r.ReadUInt32(); if (length == 0) { length = 4; } return(new string(r.ReadPSDChars((int)length))); }
public static DynVal ReadValue(BinaryReverseReader r, bool skipKey) { DynVal vt = new DynVal(); if (!skipKey) { vt.Name = GetMeaningOfFourCC(ReadSpecialString(r)); } //TODO: should be assigned a sequential number? vt.Type = parseTypeString(new string(r.ReadPSDChars(4))); switch (vt.Type) { case OSType.tdta: uint unknown = r.ReadUInt32(); TdTaParser p = new TdTaParser(r); object o = p.ParseOneTree(); vt.Value = o; break; case OSType.Descriptor: vt = DynVal.ReadDescriptor(r); break; case OSType.List: vt.Children = ReadValues(r, true); break; case OSType.Double: vt.Value = r.ReadDouble(); break; case OSType.UnitFloat: //Unif float //TODO: need a specific type for this, with a double and a type (percent/pixel)? string tst = GetMeaningOfFourCC(new string(r.ReadPSDChars(4))); //#Prc #Pxl #Ang = percent / pixels / angle? double d = r.ReadDouble(); tst += ": " + d; vt.Value = tst; break; case OSType.Enumerated: string namesp = ReadSpecialString(r); string item = ReadSpecialString(r); //vt.Value = namesp + "." + item; //TODO: cast to real enum vt.Value = GetMeaningOfFourCC(namesp) + "." + GetMeaningOfFourCC(item); break; case OSType.Integer: vt.Value = r.ReadInt32(); //4 byte integer break; case OSType.Boolean: vt.Value = r.ReadBoolean(); break; case OSType.String: vt.Value = r.ReadPSDUnicodeString(); break; default: throw new Exception("Unhandled type: " + vt.Type); } return(vt); }
public static DynVal ReadValue(BinaryReverseReader r, bool skipKey) { DynVal vt = new DynVal(); if (!skipKey) vt.Name = GetMeaningOfFourCC(ReadSpecialString(r)); //TODO: should be assigned a sequential number? vt.Type = parseTypeString(new string(r.ReadPSDChars(4))); switch (vt.Type) { case OSType.tdta: uint unknown = r.ReadUInt32(); TdTaParser p = new TdTaParser(r); object o = p.ParseOneTree(); vt.Value = o; break; case OSType.Descriptor: vt = DynVal.ReadDescriptor(r); break; case OSType.List: vt.Children = ReadValues(r,true); break; case OSType.Double: vt.Value = r.ReadDouble(); break; case OSType.UnitFloat: //Unif float //TODO: need a specific type for this, with a double and a type (percent/pixel)? string tst = GetMeaningOfFourCC(new string(r.ReadPSDChars(4))); //#Prc #Pxl #Ang = percent / pixels / angle? double d = r.ReadDouble(); tst += ": " + d; vt.Value = tst; break; case OSType.Enumerated: string namesp = ReadSpecialString(r); string item = ReadSpecialString(r); //vt.Value = namesp + "." + item; //TODO: cast to real enum vt.Value = GetMeaningOfFourCC(namesp) + "." + GetMeaningOfFourCC(item); break; case OSType.Integer: vt.Value = r.ReadInt32(); //4 byte integer break; case OSType.Boolean: vt.Value = r.ReadBoolean(); break; case OSType.String: vt.Value = r.ReadPSDUnicodeString(); break; default: throw new Exception("Unhandled type: " + vt.Type); } return vt; }
/// <summary> /// A peculiar type of ascii string frequently used throughout the Descriptor data structure. /// First 4 bytes are length (in bytes), followed by string. If length is 0, length is assumed to be 4. No idea why they did this... RLE compression? /// </summary> /// <param name="r"></param> /// <returns></returns> public static string ReadSpecialString(BinaryReverseReader r) { uint length = r.ReadUInt32(); if (length == 0) length = 4; return new string(r.ReadPSDChars((int)length)); }