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https://github.com/libretro/scummvm.git
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148 lines
3.5 KiB
C++
148 lines
3.5 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 QUEEN_WALK_H
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#define QUEEN_WALK_H
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#include "common/util.h"
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#include "queen/structs.h"
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namespace Queen {
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struct MovePersonAnim {
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int16 firstFrame;
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int16 lastFrame;
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Direction facing;
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void set(int16 ff, int16 lf, Direction dir) {
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firstFrame = ff;
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lastFrame = lf;
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facing = dir;
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}
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};
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struct WalkData {
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int16 dx, dy;
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const Area *area;
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uint16 areaNum;
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MovePersonAnim anim;
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};
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struct MovePersonData {
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const char *name;
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int16 walkLeft1, walkLeft2;
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int16 walkRight1, walkRight2;
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int16 walkBack1, walkBack2;
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int16 walkFront1, walkFront2;
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uint16 frontStandingFrame;
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uint16 backStandingFrame;
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uint16 animSpeed;
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uint16 moveSpeed;
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};
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class QueenEngine;
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class Walk {
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public:
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Walk(QueenEngine *vm);
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int16 moveJoe(int direction, int16 endx, int16 endy, bool inCutaway);
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int16 movePerson(const Person *pp, int16 endx, int16 endy, uint16 curImage, int direction);
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void stopJoe();
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void stopPerson(uint16 bobNum);
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enum {
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MAX_WALK_DATA = 16
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};
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private:
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void animateJoePrepare();
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void animateJoe();
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void animatePersonPrepare(const MovePersonData *mpd, int direction);
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void animatePerson(const MovePersonData *mpd, uint16 image, uint16 bobNum, uint16 bankNum, int direction);
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/// compute transition coordinate
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static int16 calcC(int16 c1, int16 c2, int16 c3, int16 c4, int16 lastc);
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/// find area for position
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int16 findAreaPosition(int16 *x, int16 *y, bool recalibrate);
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/// find an area not already struck
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uint16 findFreeArea(uint16 area) const;
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/// return true if the area is already on the walking path
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bool isAreaStruck(uint16 area) const;
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/// calculates the path list from oldArea to newArea
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bool calcPath(uint16 oldArea, uint16 newArea);
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/// resets path computed in calcPath()
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void initWalkData();
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/// add an area to the path
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void incWalkData(int16 px, int16 py, int16 x, int16 y, uint16 area);
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/// compute path (and populates _walkData) from current position to the new one
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bool calc(uint16 oldPos, uint16 newPos, int16 oldx, int16 oldy, int16 x, int16 y);
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/// areas for current room
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const Area *_roomArea;
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/// number of areas for current room
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uint16 _roomAreaCount;
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/// walking steps
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WalkData _walkData[MAX_WALK_DATA];
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/// number of walking steps
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uint16 _walkDataCount;
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uint16 _areaStrike[MAX_WALK_DATA];
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uint16 _areaStrikeCount;
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uint16 _areaList[MAX_WALK_DATA];
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uint16 _areaListCount;
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/// set if stopJoe() is called
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bool _joeInterrupted;
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/// set if handleSpecialArea() is called
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bool _joeMoveBlock;
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QueenEngine *_vm;
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/// persons walking animation data
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static const MovePersonData _moveData[];
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};
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} // End of namespace Queen
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#endif
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