GARbro-mirror/ArcFormats/Liar/ArcLWG.cs

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//! \file ArcLWG.cs
//! \date Sun Jan 10 00:40:18 2016
//! \brief Liar-soft LWG image archive implementation.
//
// Copyright (C) 2014-2016 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;
namespace GameRes.Formats.Liar
{
public class LwgImageEntry : ImageEntry
{
public int PosX;
public int PosY;
public int BPP;
}
[Export(typeof(ArchiveFormat))]
public class LwgOpener : ArchiveFormat
{
public override string Tag { get { return "LWG"; } }
public override string Description { get { return Strings.arcStrings.LWGDescription; } }
public override uint Signature { get { return 0x0001474C; } } // 'LG'
public override bool IsHierarchic { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
uint height = file.View.ReadUInt32 (4);
uint width = file.View.ReadUInt32 (8);
int count = file.View.ReadInt32 (12);
if (!IsSaneCount (count))
return null;
uint dir_size = file.View.ReadUInt32 (20);
uint cur_offset = 24;
uint data_offset = cur_offset + dir_size;
uint data_size = file.View.ReadUInt32 (data_offset);
data_offset += 4;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var entry = new LwgImageEntry();
entry.PosX = file.View.ReadInt32 (cur_offset);
entry.PosY = file.View.ReadInt32 (cur_offset+4);
entry.BPP = file.View.ReadByte (cur_offset+8);
entry.Offset = data_offset + file.View.ReadUInt32 (cur_offset+9);
entry.Size = file.View.ReadUInt32 (cur_offset+13);
uint name_length = file.View.ReadByte (cur_offset+17);
string name = file.View.ReadString (cur_offset+18, name_length);
entry.Name = name + ".wcg";
cur_offset += 18+name_length;
if (cur_offset > dir_size+24)
return null;
if (entry.CheckPlacement (data_offset + data_size))
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
}
}