bbdou_cursor.h

/* 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/>.
 *
 */

#ifndef ILLUSIONS_BBDOU_BBDOU_CURSOR_H
#define ILLUSIONS_BBDOU_BBDOU_CURSOR_H

#include "illusions/specialcode.h"

namespace Illusions {

class IllusionsEngine_BBDOU;
class BbdouSpecialCode;
class Control;

struct VerbState {
    int _cursorState;
    bool _verbActive[32];
    uint32 _verbId;
    bool _isBubbleVisible;
    uint32 _objectIds[2];
    int16 _index;
    bool _flag56;
    int _minPriority;
};

struct CursorData {
    int _mode;
    int _mode2;
    uint32 _verbId1;
    uint32 _progResKeywordId;
    VerbState _verbState;
    uint32 _currOverlappedObjectId;
    uint32 _overlappedObjectId;
    uint32 _sequenceId;
    uint32 _sequenceId2;
    uint32 _holdingObjectId;
    uint32 _holdingObjectId2;
    int _visibleCtr;
    uint32 _causeThreadId1;
    uint32 _causeThreadId2;
    int16 _field90;
    uint _flags;
    uint32 _currCursorTrackingSequenceId;
    int16 _idleCtr;
};

struct CursorSequence {
    uint32 _objectId;
    uint32 _sequenceId;
    CursorSequence() : _objectId(0), _sequenceId(0) {}
};

const uint kMaxCursorSequences = 100;

class BbdouCursor {
public:
    BbdouCursor(IllusionsEngine_BBDOU *vm, BbdouSpecialCode *bbdou);
    ~BbdouCursor();
    void init(uint32 objectId, uint32 progResKeywordId);
    void enable(uint32 objectId);
    void disable(uint32 objectId);
    void reset(uint32 objectId);
    void addCursorSequenceId(uint32 objectId, uint32 sequenceId);
    uint32 findCursorSequenceId(uint32 objectId);
    bool updateTrackingCursor(Control *control);
    void saveInfo();
    void restoreInfo();
    void saveBeforeTrackingCursor(Control *control, uint32 sequenceId);
    void restoreAfterTrackingCursor();
    uint32 getSequenceId1(int sequenceIndex);
    uint calcTrackingFlags(Common::Point actorPos, Common::Point trackingLimits);
    uint calcTrackingCursorIndex(uint trackingFlags);
    bool getTrackingCursorSequenceId(Control *control, uint32 &outSequenceId);
public:
    IllusionsEngine_BBDOU *_vm;
    BbdouSpecialCode *_bbdou;
    Control *_control;
    CursorData _data;
    CursorSequence _cursorSequences[kMaxCursorSequences];
    void resetActiveVerbs();
    void show(Control *control);
    void hide(uint32 objectId);
};

} // End of namespace Illusions

#endif // ILLUSIONS_BBDOU_BBDOU_CURSOR_H