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engines/darkseed/nsp.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 DARKSEED_NSP_H
+#define DARKSEED_NSP_H
+
+#include "common/array.h"
+#include "common/path.h"
+#include "common/stream.h"
+#include "common/scummsys.h"
+#include "graphics/surface.h"
+
+namespace Darkseed {
+
+class Sprite {
+public:
+	uint16 _width;
+	uint16 _height;
+	uint16 _pitch;
+	Common::Array<uint8> _pixels;
+
+	Sprite(uint16 width, uint16 height, uint16 pitch);
+	bool loadData(Common::SeekableReadStream &readStream);
+	void draw(int x, int y, uint16 frameBottom = 0) const;
+	void draw(Graphics::Surface *dst, int x, int y, uint16 frameBottom = 0) const;
+	void drawScaled(int x, int y, int destWidth, int destHeight, bool flipX) const;
+
+private:
+	void clipToScreen(int x, int y, uint16 frameBottom, uint16 *clippedWidth, uint16 *clippedHeight) const;
+};
+
+class Obt {
+public:
+	uint8 _numFrames;
+	Common::Array<int32> _deltaX;
+	Common::Array<int32> _deltaY;
+	Common::Array<uint8> _frameNo;
+	Common::Array<uint8> _frameDuration;
+	Obt();
+	virtual ~Obt();
+};
+
+class Nsp {
+	Common::Array<Sprite> _frames;
+	Common::Array<Obt> _animations;
+
+public:
+	bool load(const Common::Path &filename);
+	bool containsSpriteAt(int index) const {
+		return (int)_frames.size() > index;
+	}
+	const Sprite &getSpriteAt(int index) const;
+	const Obt &getAnimAt(int index);
+	int16 getTotalAnim() const {
+		return (int16)_animations.size();
+	}
+	int16 getMaxSpriteWidth();
+
+private:
+	bool load(Common::SeekableReadStream &readStream);
+	bool loadObt(const Common::Path &filename);
+};
+
+} // namespace Darkseed
+
+#endif // DARKSEED_NSP_H