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123 lines
3.4 KiB
C++
123 lines
3.4 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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* 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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* 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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* $URL$
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* $Id$
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*
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*/
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#ifndef SCI_INCLUDE_FEATURES_H
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#define SCI_INCLUDE_FEATURES_H
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#include "sci/resource.h"
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#include "sci/engine/seg_manager.h"
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namespace Sci {
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enum MoveCountType {
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kMoveCountUninitialized,
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kIgnoreMoveCount,
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kIncrementMoveCount
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};
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class GameFeatures {
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public:
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GameFeatures(SegManager *segMan, Kernel *kernel);
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~GameFeatures() {}
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/**
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* Autodetects the DoSound type
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* @return DoSound type, SCI_VERSION_0_EARLY / SCI_VERSION_0_LATE /
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* SCI_VERSION_1_EARLY / SCI_VERSION_1_LATE
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*/
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SciVersion detectDoSoundType();
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/**
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* Autodetects the SetCursor type
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* @return SetCursor type, SCI_VERSION_0_EARLY / SCI_VERSION_1_1
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*/
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SciVersion detectSetCursorType();
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/**
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* Autodetects the Lofs type
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* @return Lofs type, SCI_VERSION_0_EARLY / SCI_VERSION_1_MIDDLE / SCI_VERSION_1_1
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*/
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SciVersion detectLofsType();
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/**
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* Autodetects the graphics functions used
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* @return Graphics functions type, SCI_VERSION_0_EARLY / SCI_VERSION_0_LATE
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*/
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SciVersion detectGfxFunctionsType();
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#ifdef ENABLE_SCI32
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/**
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* Autodetects the kernel functions used in SCI2.1
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* @return Graphics functions type, SCI_VERSION_2 / SCI_VERSION_2_1
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*/
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SciVersion detectSci21KernelType();
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#endif
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/**
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* Applies to all versions before 0.000.502
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* Old SCI versions used to interpret the third DrawPic() parameter inversely,
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* with the opposite default value (obviously).
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* Also, they used 15 priority zones from 42 to 200 instead of 14 priority
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* zones from 42 to 190.
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*/
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bool usesOldGfxFunctions() { return detectGfxFunctionsType() == SCI_VERSION_0_EARLY; }
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/**
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* Autodetects the Bresenham routine used in the actor movement functions
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* @return Move count type, kIncrementMoveCnt / kIgnoreMoveCnt
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*/
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MoveCountType detectMoveCountType();
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bool handleMoveCount() { return detectMoveCountType() == kIncrementMoveCount; }
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bool usesCdTrack() { return _usesCdTrack; }
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private:
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reg_t getDetectionAddr(const Common::String &objName, Selector slc, int methodNum = -1);
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bool autoDetectLofsType(int methodNum);
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bool autoDetectGfxFunctionsType(int methodNum = -1);
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bool autoDetectSoundType();
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bool autoDetectMoveCountType();
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#ifdef ENABLE_SCI32
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bool autoDetectSci21KernelType();
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#endif
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SciVersion _doSoundType, _setCursorType, _lofsType, _gfxFunctionsType;
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#ifdef ENABLE_SCI32
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SciVersion _sci21KernelType;
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#endif
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MoveCountType _moveCountType;
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bool _usesCdTrack;
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SegManager *_segMan;
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Kernel *_kernel;
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};
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} // End of namespace Sci
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#endif // SCI_INCLUDE_ENGINE_H
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