scummvm/engines/cge/walk.h
2021-12-26 18:48:43 +01:00

86 lines
2.1 KiB
C++

/* 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/>.
*
*/
/*
* This code is based on original Soltys source code
* Copyright (c) 1994-1995 Janusz B. Wisniewski and L.K. Avalon
*/
#ifndef CGE_WALK_H
#define CGE_WALK_H
#include "common/rect.h"
#include "cge/vga13h.h"
#include "cge/events.h"
namespace CGE {
#define kMapArrSize (kMapZCnt * kMapXCnt)
#define kMapHig 80
#define kMapGridX (kScrWidth / kMapXCnt)
#define kMapGridZ (kMapHig / kMapZCnt)
#define kMaxFindLevel 3
enum Dir { kDirNone = -1, kDirNorth, kDirEast, kDirSouth, kDirWest };
class Cluster {
public:
CGEEngine *_vm;
Common::Point _pt;
public:
uint8 &cell();
Cluster(CGEEngine *vm, int16 a, int16 b);
Cluster(CGEEngine *vm);
bool chkBar() const;
bool isValid() const;
};
class Walk : public Sprite {
private:
CGEEngine *_vm;
public:
Cluster _here;
int _tracePtr;
int _level;
int _findLevel;
Common::Point _target;
Common::Array<Cluster *> _trace;
Dir _dir;
Walk(CGEEngine *vm, BitmapPtr *shpl);
~Walk() override;
void tick() override;
void findWay(Cluster c);
void findWay(Sprite *spr);
int distance(Sprite *spr);
void turn(Dir d);
void park();
bool lower(Sprite *spr);
void reach(Sprite *spr, int mode = -1);
void noWay();
bool find1Way(Cluster c);
};
} // End of namespace CGE
#endif