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102 lines
2.6 KiB
C++
102 lines
2.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef GOB_DECFILE_H
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#define GOB_DECFILE_H
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#include "common/system.h"
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namespace Common {
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class String;
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class SeekableSubReadStreamEndian;
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}
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namespace Gob {
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class GobEngine;
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class Surface;
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class CMPFile;
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/** A DEC file, describing a "decal" (background).
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*
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* Used in hardcoded "actiony" parts of gob games.
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* The principle is similar to a Static in Scenery (see scenery.cpp), but
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* instead of referencing indices in the sprites array, DECs reference sprites
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* directly by filename.
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*/
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class DECFile {
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public:
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DECFile(GobEngine *vm, const Common::String &fileName,
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uint16 width, uint16 height, uint8 bpp = 1);
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~DECFile();
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/** Draw the background, including all default layer parts. */
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void draw(Surface &dest) const;
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/** Explicitly draw the backdrop. */
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void drawBackdrop(Surface &dest) const;
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/** Explicitly draw a layer part. */
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void drawLayer(Surface &dest, uint16 layer, uint16 part,
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uint16 x, uint16 y, int32 transp = -1) const;
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private:
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struct Part {
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uint8 layer;
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uint8 part;
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uint16 x;
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uint16 y;
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bool transp;
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};
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typedef Common::Array<CMPFile *> LayerArray;
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typedef Common::Array<Part> PartArray;
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GobEngine *_vm;
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uint16 _width;
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uint16 _height;
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uint8 _bpp;
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byte _hasPadding;
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CMPFile *_backdrop;
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LayerArray _layers;
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PartArray _parts;
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void load(Common::SeekableSubReadStreamEndian &dec, const Common::String &fileName);
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void loadBackdrop(Common::SeekableSubReadStreamEndian &dec);
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CMPFile *loadLayer(Common::SeekableSubReadStreamEndian &dec);
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void loadParts(Common::SeekableSubReadStreamEndian &dec);
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void loadPart(Part &part, Common::SeekableSubReadStreamEndian &dec);
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};
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} // End of namespace Gob
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#endif // GOB_DECFILE_H
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