LASTEXPRESS: Merge in the engine.

svn-id: r53579

1 files changed, 120 insertions, 0 deletions

diff --git a/engines/lastexpress/game/scenes.h b/engines/lastexpress/game/scenes.h
new file mode 100644
index 0000000000..b70526839f
--- /dev/null
+++ b/engines/lastexpress/game/scenes.h
@@ -0,0 +1,120 @@
+/* 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef LASTEXPRESS_SCENEMANAGER_H
+#define LASTEXPRESS_SCENEMANAGER_H
+
+#include "lastexpress/data/scene.h"
+
+#include "common/hashmap.h"
+#include "common/list.h"
+
+namespace LastExpress {
+
+class LastExpressEngine;
+class SceneLoader;
+class Sequence;
+class SequenceFrame;
+
+class SceneManager {
+public:
+	enum CheckPositionType {
+		kCheckPositionLookingUp,
+		kCheckPositionLookingDown,
+		kCheckPositionLookingAtDoors,
+		kCheckPositionLookingAtClock
+	};
+
+	SceneManager(LastExpressEngine *engine);
+	~SceneManager();
+
+	// Scene cache
+	void loadSceneDataFile(ArchiveIndex archive);
+	Scene *get(SceneIndex sceneIndex) { return _sceneLoader->get(sceneIndex); }
+
+	// Scene loading
+	void setScene(SceneIndex sceneIndex);
+	void loadScene(SceneIndex sceneIndex);
+	void loadSceneFromObject(ObjectIndex object, bool alternate = false);
+	void loadSceneFromItem(InventoryItem item);
+	void loadSceneFromItemPosition(InventoryItem item);
+	void loadSceneFromPosition(CarIndex car, Position position, int param3 = -1);
+
+	// Scene drawing & processing
+	void drawScene(SceneIndex sceneIndex);
+	void processScene();
+	SceneIndex processIndex(SceneIndex sceneIndex);
+
+	// Checks
+	bool checkPosition(SceneIndex sceneIndex, CheckPositionType type) const;
+	bool checkCurrentPosition(bool doCheckOtherCars) const;
+
+	// Train
+	void updateDoorsAndClock();
+	void resetDoorsAndClock();
+
+	// Sequence queue
+	void drawFrames(bool refreshScreen);
+	void addToQueue(SequenceFrame * const frame);
+	void removeFromQueue(SequenceFrame *frame);
+	void removeAndRedraw(SequenceFrame **frame, bool doRedraw);
+	void resetQueue();
+	void setCoordinates(SequenceFrame *frame);
+
+	// Helpers
+	SceneIndex getSceneIndexFromPosition(CarIndex car, Position position, int param3 = -1);
+
+	void setFlagDrawSequences() { _flagDrawSequences = true; }
+
+private:
+	LastExpressEngine *_engine;
+	SceneLoader       *_sceneLoader;     ///< Scene loader
+
+	// Flags
+	bool _flagNoEntity;
+	bool _flagDrawEntities;
+	bool _flagDrawSequences;
+	bool _flagCoordinates;
+
+	Common::Rect _coords;
+
+	// Train sequences
+	Common::List<SequenceFrame *> _doors;
+	SequenceFrame *_clockHours;
+	SequenceFrame *_clockMinutes;
+
+	// Sequence queue
+	Common::List<SequenceFrame *> _queue;
+
+	// Scene processing
+	void preProcessScene(SceneIndex *index);
+	void postProcessScene();
+
+	void resetCoordinates();
+};
+
+} // End of namespace LastExpress
+
+#endif // LASTEXPRESS_SCENEMANAGER_H