//! \file ArcHG2.cs //! \date Sun Nov 29 13:09:09 2015 //! \brief CatSystem2 HG-2 multi-frame image. // // Copyright (C) 2015 by morkt // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS // IN THE SOFTWARE. // using System.Collections.Generic; using System.ComponentModel.Composition; using System.IO; using GameRes.Utility; namespace GameRes.Formats.CatSystem { [Export(typeof(ArchiveFormat))] public class Hg2Opener : ArchiveFormat { public override string Tag { get { return "HG2"; } } public override string Description { get { return "CatSystem2 engine multi-image"; } } public override uint Signature { get { return 0x322d4748; } } // 'HG-2' public override bool IsHierarchic { get { return false; } } public override bool CanWrite { get { return false; } } public override ArcFile TryOpen (ArcView file) { if (0x25 != file.View.ReadInt32 (8)) return null; var base_name = Path.GetFileNameWithoutExtension (file.Name); var dir = new List(); long offset = 0xC; int i = 0; while (offset < file.MaxOffset) { uint section_size = file.View.ReadUInt32 (offset+0x40); var entry = new Entry { Name = string.Format ("{0}#{1:D4}.tga", base_name, i), Type = "image", Offset = offset, }; if (0 == section_size) entry.Size = (uint)(file.MaxOffset - offset); else entry.Size = section_size; dir.Add (entry); if (0 == section_size) break; offset += section_size; ++i; } if (dir.Count < 1) return null; return new ArcFile (file, this, dir); } public override Stream OpenEntry (ArcFile arc, Entry entry) { // emulate TGA image var offset = entry.Offset; var info = new Hg2MetaData { HeaderSize = 0x4C, Width = arc.File.View.ReadUInt32 (offset), Height = arc.File.View.ReadUInt32 (offset+4), BPP = arc.File.View.ReadInt32 (offset+8), DataPacked = arc.File.View.ReadInt32 (offset+0x14), DataUnpacked= arc.File.View.ReadInt32 (offset+0x18), CtlPacked = arc.File.View.ReadInt32 (offset+0x1C), CtlUnpacked = arc.File.View.ReadInt32 (offset+0x20), CanvasWidth = arc.File.View.ReadUInt32 (offset+0x2C), CanvasHeight= arc.File.View.ReadUInt32 (offset+0x30), OffsetX = arc.File.View.ReadInt32 (offset+0x34), OffsetY = arc.File.View.ReadInt32 (offset+0x38), }; using (var input = arc.File.CreateStream (entry.Offset, entry.Size)) using (var reader = new Hg2Reader (input, info)) { return TgaStream.Create (info, reader.Unpack(), true); } } } }