HUGO: Split classes with multiple version in separate files

svn-id: r53152

1 files changed, 90 insertions, 0 deletions

diff --git a/engines/hugo/file_v1w.cpp b/engines/hugo/file_v1w.cpp
new file mode 100644
index 0000000000..6ab21a853e
--- /dev/null
+++ b/engines/hugo/file_v1w.cpp
@@ -0,0 +1,90 @@
+/* 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+/*
+ * This code is based on original Hugo Trilogy source code
+ *
+ * Copyright (c) 1989-1995 David P. Gray
+ *
+ */
+
+#include "common/system.h"
+
+#include "hugo/hugo.h"
+#include "hugo/file.h"
+#include "hugo/util.h"
+
+namespace Hugo {
+FileManager_v1w::FileManager_v1w(HugoEngine &vm) : FileManager_v2d(vm) {
+}
+
+FileManager_v1w::~FileManager_v1w() {
+}
+
+void FileManager_v1w::readOverlay(int screenNum, image_pt image, ovl_t overlayType) {
+// Open and read in an overlay file, close file
+	debugC(1, kDebugFile, "readOverlay(%d, ...)", screenNum);
+
+	image_pt tmpImage = image;                      // temp ptr to overlay file
+	_sceneryArchive1.seek((uint32)screenNum * sizeof(sceneBlock_t), SEEK_SET);
+
+	sceneBlock_t sceneBlock;                        // Database header entry
+	sceneBlock.scene_off = _sceneryArchive1.readUint32LE();
+	sceneBlock.scene_len = _sceneryArchive1.readUint32LE();
+	sceneBlock.b_off = _sceneryArchive1.readUint32LE();
+	sceneBlock.b_len = _sceneryArchive1.readUint32LE();
+	sceneBlock.o_off = _sceneryArchive1.readUint32LE();
+	sceneBlock.o_len = _sceneryArchive1.readUint32LE();
+	sceneBlock.ob_off = _sceneryArchive1.readUint32LE();
+	sceneBlock.ob_len = _sceneryArchive1.readUint32LE();
+
+	uint32 i = 0;
+	switch (overlayType) {
+	case BOUNDARY:
+		_sceneryArchive1.seek(sceneBlock.b_off, SEEK_SET);
+		i = sceneBlock.b_len;
+		break;
+	case OVERLAY:
+		_sceneryArchive1.seek(sceneBlock.o_off, SEEK_SET);
+		i = sceneBlock.o_len;
+		break;
+	case OVLBASE:
+		_sceneryArchive1.seek(sceneBlock.ob_off, SEEK_SET);
+		i = sceneBlock.ob_len;
+		break;
+	default:
+		Utils::Error(FILE_ERR, "%s", "Bad ovl_type");
+		break;
+	}
+	if (i == 0) {
+		for (i = 0; i < OVL_SIZE; i++)
+			image[i] = 0;
+		return;
+	}
+	_sceneryArchive1.read(tmpImage, OVL_SIZE);
+}
+
+} // End of namespace Hugo
+