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engines/petka/q_manager.h

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+/* 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef PETKA_QMANAGER_H
+#define PETKA_QMANAGER_H
+
+#include "common/hashmap.h"
+
+namespace Common {
+	class SeekableReadStream;
+}
+
+namespace Graphics {
+	struct Surface;
+}
+
+namespace Petka {
+
+class PetkaEngine;
+
+class FlicDecoder;
+
+class QManager {
+public:
+	explicit QManager(PetkaEngine &vm);
+
+	bool init();
+
+	Common::String findResourceName(uint32 id) const;
+	Common::String findSoundName(uint32 id) const;
+
+	Graphics::Surface *getSurface(uint32 id, uint16 w, uint16 h);
+	Graphics::Surface *getSurface(uint32 id);
+	FlicDecoder *getFlic(uint32 id);
+
+	void removeResource(uint32 id);
+	void clearUnneeded();
+	void clear();
+
+private:
+	struct QResource {
+		union {
+			Graphics::Surface *surface;
+			FlicDecoder *flcDecoder;
+		};
+		enum ResType {
+			kSurface,
+			kFlic
+		} type;
+
+		~QResource();
+	};
+
+	Common::SeekableReadStream *loadFileStream(uint32 id) const;
+
+	static Graphics::Surface *loadBitmapSurface(Common::SeekableReadStream &stream);
+
+private:
+	PetkaEngine &_vm;
+	Common::HashMap<uint32, QResource> _resourceMap;
+	Common::HashMap<uint32, Common::String> _nameMap;
+	Common::HashMap<uint32, bool> _isAlwaysNeededMap;
+};
+
+} // End of namespace Petka
+
+#endif