From b602b511607ac7bae911a5306bbe8301fdad4708 Mon Sep 17 00:00:00 2001
From: Einar Johan Trøan Sømåen
Date: Tue, 6 Mar 2012 03:09:12 +0100
Subject: WINTERMUTE: Add the files for the rest of the B-classes.

---
 engines/wintermute/BResourceFile.cpp | 103 +++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 engines/wintermute/BResourceFile.cpp

(limited to 'engines/wintermute/BResourceFile.cpp')

diff --git a/engines/wintermute/BResourceFile.cpp b/engines/wintermute/BResourceFile.cpp
new file mode 100644
index 0000000000..84811d0e73
--- /dev/null
+++ b/engines/wintermute/BResourceFile.cpp
@@ -0,0 +1,103 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+/*
+ * This file is based on WME Lite.
+ * http://dead-code.org/redir.php?target=wmelite
+ * Copyright (c) 2011 Jan Nedoma
+ */
+
+#include "dcgf.h"
+#include "BResourceFile.h"
+#include "BResources.h"
+
+namespace WinterMute {
+
+//////////////////////////////////////////////////////////////////////////
+CBResourceFile::CBResourceFile(CBGame *inGame): CBFile(inGame) {
+	m_Data = NULL;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+CBResourceFile::~CBResourceFile() {
+	Close();
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+HRESULT CBResourceFile::Open(Common::String Filename) {
+	Close();
+
+	if (CBResources::GetFile(Filename.c_str(), m_Data, m_Size)) {
+		m_Pos = 0;
+		return S_OK;
+	}
+	return E_FAIL;
+}
+
+//////////////////////////////////////////////////////////////////////////
+HRESULT CBResourceFile::Close() {
+	m_Data = NULL;
+	m_Pos = 0;
+	m_Size = 0;
+
+	return S_OK;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+HRESULT CBResourceFile::Read(void *Buffer, uint32 Size) {
+	if (!m_Data || m_Pos + Size > m_Size) return E_FAIL;
+
+	memcpy(Buffer, (byte  *)m_Data + m_Pos, Size);
+	m_Pos += Size;
+
+	return S_OK;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+HRESULT CBResourceFile::Seek(uint32 Pos, TSeek Origin) {
+	if (!m_Data) return E_FAIL;
+
+	uint32 NewPos = 0;
+
+	switch (Origin) {
+	case SEEK_TO_BEGIN:
+		NewPos = Pos;
+		break;
+	case SEEK_TO_END:
+		NewPos = m_Size + Pos;
+		break;
+	case SEEK_TO_CURRENT:
+		NewPos = m_Pos + Pos;
+		break;
+	}
+
+	if (NewPos < 0 || NewPos > m_Size) return E_FAIL;
+	else m_Pos = NewPos;
+
+	return S_OK;
+}
+
+} // end of namespace WinterMute
-- 
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