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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 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 GOB_DECFILE_H
#define GOB_DECFILE_H
#include "common/system.h"
namespace Common {
class String;
class SeekableSubReadStreamEndian;
}
namespace Gob {
class GobEngine;
class Surface;
class CMPFile;
/** A DEC file, describing a "decal" (background).
*
* Used in hardcoded "actiony" parts of gob games.
* The principle is similar to a Static in Scenery (see scenery.cpp), but
* instead of referencing indices in the sprites array, DECs reference sprites
* directly by filename.
*/
class DECFile {
public:
DECFile(GobEngine *vm, const Common::String &fileName,
uint16 width, uint16 height, uint8 bpp = 1);
~DECFile();
/** Draw the background, including all default layer parts. */
void draw(Surface &dest) const;
/** Explicitly draw the backdrop. */
void drawBackdrop(Surface &dest) const;
/** Explicitly draw a layer part. */
void drawLayer(Surface &dest, uint16 layer, uint16 part,
uint16 x, uint16 y, int32 transp = -1) const;
private:
struct Part {
uint8 layer;
uint8 part;
uint16 x;
uint16 y;
bool transp;
};
typedef Common::Array<CMPFile *> LayerArray;
typedef Common::Array<Part> PartArray;
GobEngine *_vm;
uint16 _width;
uint16 _height;
uint8 _bpp;
byte _hasPadding;
CMPFile *_backdrop;
LayerArray _layers;
PartArray _parts;
void load(Common::SeekableSubReadStreamEndian &dec, const Common::String &fileName);
void loadBackdrop(Common::SeekableSubReadStreamEndian &dec);
CMPFile *loadLayer(Common::SeekableSubReadStreamEndian &dec);
void loadParts(Common::SeekableSubReadStreamEndian &dec);
void loadPart(Part &part, Common::SeekableSubReadStreamEndian &dec);
};
} // End of namespace Gob
#endif // GOB_DECFILE_H
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