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137 lines
3.4 KiB
C++
137 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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*/
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#ifndef QUEEN_GRID_H
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#define QUEEN_GRID_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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enum GridScreen {
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GS_ROOM = 0,
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GS_PANEL = 1,
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GS_COUNT = 2
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};
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class QueenEngine;
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class Grid {
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public:
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Grid(QueenEngine *vm);
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~Grid();
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//! read areas data from specified stream
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void readDataFrom(uint16 numObjects, uint16 numRooms, byte *&ptr);
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//! defines a new zone
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void setZone(GridScreen screen, uint16 zoneNum, uint16 x1, uint16 y1, uint16 x2, uint16 y2);
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//! defines a new zone
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void setZone(GridScreen screen, uint16 zoneNum, const Box &box);
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//! find the zone number containing the specified point
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uint16 findZoneForPos(GridScreen screen, uint16 x, uint16 y) const;
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//! find the area number containing the specified point
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uint16 findAreaForPos(GridScreen screen, uint16 x, uint16 y) const;
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//! clear the zones for current room
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void clear(GridScreen screen);
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//! setup objects zones for the specified room
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void setupNewRoom(uint16 room, uint16 firstRoomObjNum);
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//! setup panel zones
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void setupPanel();
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//! draw the zones for current room (debug only)
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void drawZones();
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//! retuns a reference to the specified zone
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const Box *zone(GridScreen screen, uint16 index) const;
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//! get the verb for the specified cursor position
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Verb findVerbUnderCursor(int16 cursorx, int16 cursory) const;
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//! get the object for the specified cursor position
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uint16 findObjectUnderCursor(int16 cursorx, int16 cursory) const;
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//! get the object for the specified zone number
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uint16 findObjectNumber(uint16 zoneNum) const;
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//! get scale for the specified position
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uint16 findScale(uint16 x, uint16 y) const;
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//! returns a reference to the specfied room area
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Area *area(int room, int num) const { return &_area[room][num]; }
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//! returns the number of areas in this room
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uint16 areaMax(int room) const { return _areaMax[room]; }
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//! returns the number of objects in this room
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uint16 objMax(int room) const { return _objMax[room]; }
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void saveState(byte *&ptr);
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void loadState(uint32 ver, byte *&ptr);
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enum {
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MAX_ZONES_NUMBER = 32,
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MAX_AREAS_NUMBER = 11
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};
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private:
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struct ZoneSlot {
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bool valid;
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Box box;
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};
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//! current room zones
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ZoneSlot _zones[GS_COUNT][MAX_ZONES_NUMBER];
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//! number of objects for each room
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int16 *_objMax;
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//! number of areas for each room
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int16 *_areaMax;
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//! areas for each room
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Area (*_area)[MAX_AREAS_NUMBER];
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//! total number of room areas
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uint16 _numRoomAreas;
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//! box/zone for each objects
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Box *_objectBox;
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QueenEngine *_vm;
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};
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} // End of namespace Queen
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#endif
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