PEGASUS: Stub off map handling

Needed to be able to load saved games

engines/pegasus/constants.h

@@ -739,6 +739,11 @@ static const tGameMode kModeInfoScreen = kModeBiochipPick + 1;
 // TODO: Remove me
 static const tRoomID kNorad01 = 0;
 static const tRoomID kMars0A = 0;
+const tRoomID kMars35 = 38;
+const tRoomID kMars39 = 42;
+const tRoomID kMars60 = 58;
+const tRoomID kMarsMaze004 = 60;
+const tRoomID kMarsMaze200 = 224;
 static const tRoomID kWSC01 = 0;
 
 } // End of namespace Pegasus

engines/pegasus/items/biochips/mapchip.cpp

@@ -0,0 +1,106 @@
+/* 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.
+ *
+ * Additional copyright for this file:
+ * Copyright (C) 1995-1997 Presto Studios, Inc.
+ *
+ * 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.
+ *
+ */
+
+#include "pegasus/gamestate.h"
+#include "pegasus/ai/ai_area.h"
+#include "pegasus/items/biochips/mapchip.h"
+#include "pegasus/neighborhood/neighborhood.h"
+
+namespace Pegasus {
+
+MapChip *g_map = 0;
+
+MapChip::MapChip(const tItemID id, const tNeighborhoodID neighborhood, const tRoomID room, const tDirectionConstant direction) :
+		BiochipItem(id, neighborhood, room, direction) {
+	g_map = this;
+	setItemState(kMapUnavailable);
+}
+
+MapChip::~MapChip() {
+	g_map = 0;
+}
+
+void MapChip::writeToStream(Common::WriteStream *stream) {
+	return _image.writeToStream(stream);
+}
+
+void MapChip::readFromStream(Common::ReadStream *stream) {
+	return _image.readFromStream(stream);
+}
+
+void MapChip::select() {
+	BiochipItem::select();
+	moveToMapLocation(GameState.getCurrentNeighborhood(), GameState.getCurrentRoom(), GameState.getCurrentDirection());
+	_image.show();
+}
+
+void MapChip::takeSharedArea() {
+	_image.show();
+}
+
+void MapChip::giveUpSharedArea() {
+	_image.hide();
+}
+
+void MapChip::deselect() {
+	BiochipItem::deselect();
+	_image.unloadImage();
+}
+
+void MapChip::moveToMapLocation(const tNeighborhoodID neighborhood, const tRoomID room, const tDirectionConstant dir) {
+	tAirQuality airQuality;
+
+	if (g_neighborhood)
+		airQuality = g_neighborhood->getAirQuality(room);
+	else
+		airQuality = kAirQualityGood;
+
+	switch (neighborhood) {
+	case kMarsID:
+		if (airQuality == kAirQualityVacuum) {
+			if (room >= kMars35 && room <= kMars39) {
+				setItemState(kMapEngaged);
+				if (isSelected() && g_AIArea && g_AIArea->getMiddleAreaOwner() == kBiochipSignature)
+					_image.loadGearRoomIfNecessary();
+			} else {
+				setItemState(kMapEngaged);
+				if (isSelected() && g_AIArea && g_AIArea->getMiddleAreaOwner() == kBiochipSignature)
+					_image.loadMazeIfNecessary();
+			}
+
+			_image.moveToMapLocation(neighborhood, room, dir);
+		} else {
+			_image.unloadImage();
+			setItemState(kMapUnavailable);
+		}
+		break;
+	default:
+		_image.unloadImage();
+		setItemState(kMapUnavailable);
+		break;
+	}
+}
+
+} // End of namespace Pegasus

engines/pegasus/items/biochips/mapchip.h

@@ -0,0 +1,64 @@
+/* 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.
+ *
+ * Additional copyright for this file:
+ * Copyright (C) 1995-1997 Presto Studios, Inc.
+ *
+ * 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.
+ *
+ */
+
+#ifndef PEGASUS_ITEMS_BIOCHIPS_MAPCHIP_H
+#define PEGASUS_ITEMS_BIOCHIPS_MAPCHIP_H
+
+#include "pegasus/items/biochips/biochipitem.h"
+#include "pegasus/items/biochips/mapimage.h"
+
+namespace Common {
+	class ReadStream;
+	class WriteStream;
+}
+
+namespace Pegasus {
+
+class MapChip : public BiochipItem {
+public:
+	MapChip(const tItemID, const tNeighborhoodID, const tRoomID, const tDirectionConstant);
+	virtual ~MapChip();
+
+	void select();
+	void deselect();
+	void takeSharedArea();
+	void giveUpSharedArea();
+
+	void moveToMapLocation(const tNeighborhoodID, const tRoomID, const tDirectionConstant);
+
+	void writeToStream(Common::WriteStream *);
+	void readFromStream(Common::ReadStream *);
+
+	bool beenToMaze() { return _image.anyFlagSet(); }
+
+protected:
+	MapImage _image;
+};
+
+extern MapChip *g_map;
+
+} // End of namespace Pegasus
+
+#endif