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/* 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.
*
* Additional copyright for this file:
* Copyright (C) 1995-1997 Presto Studios, Inc.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef PEGASUS_HOTSPOT_H
#define PEGASUS_HOTSPOT_H
#include "common/list.h"
#include "common/rect.h"
#include "pegasus/constants.h"
#include "pegasus/types.h"
#include "pegasus/util.h"
/*
Hot spots combine a pixel area, an ID value and an active flag.
A point is considered in a hot spot if the point is in the hot spot's pixel area and
the active flag is set.
In addition, hot spots have a 32 bit word of bit flags for filtering use.
*/
namespace Common {
class ReadStream;
}
namespace Pegasus {
// Our implementation of QuickDraw regions
class Region {
public:
Region() {}
Region(Common::ReadStream *stream);
Region(const Common::Rect &rect);
Common::Rect getBoundingBox() const { return _bounds; }
bool pointInRegion(const Common::Point &point) const;
void moveTo(CoordType h, CoordType v);
void moveTo(const Common::Point &point);
void translate(CoordType h, CoordType v);
void translate(const Common::Point &point);
void getCenter(CoordType &h, CoordType &v) const;
void getCenter(Common::Point &point) const;
private:
Common::Rect _bounds;
struct Run {
uint16 start, end;
};
class Vector : public Common::List<Run> {
public:
uint16 y;
};
Common::List<Vector> _vectors;
};
class Hotspot : public IDObject {
public:
Hotspot(const HotSpotID);
virtual ~Hotspot();
void setArea(const Region ®ion) { _spotArea = region; }
void setArea(const Common::Rect &);
void setArea(const CoordType, const CoordType, const CoordType, const CoordType);
void getBoundingBox(Common::Rect &) const;
void getArea(Region &) const;
void getCenter(Common::Point&) const;
void getCenter(CoordType&, CoordType&) const;
void moveSpotTo(const CoordType, const CoordType);
void moveSpotTo(const Common::Point);
void moveSpot(const CoordType, const CoordType);
void moveSpot(const Common::Point);
bool pointInSpot(const Common::Point) const;
void setActive();
void setInactive();
bool isSpotActive() const;
HotSpotFlags getHotspotFlags() const;
void setHotspotFlags(const HotSpotFlags);
void setMaskedHotspotFlags(const HotSpotFlags flags, const HotSpotFlags mask);
protected:
Region _spotArea;
HotSpotFlags _spotFlags;
bool _spotActive;
};
class HotspotList : public Common::List<Hotspot *> {
public:
HotspotList();
virtual ~HotspotList();
void deleteHotspots();
Hotspot *findHotspot(const Common::Point);
HotSpotID findHotspotID(const Common::Point);
Hotspot *findHotspotByID(const HotSpotID);
Hotspot *findHotspotByMask(const HotSpotFlags);
void activateMaskedHotspots(const HotSpotFlags = kNoHotSpotFlags);
void deactivateAllHotspots();
void deactivateMaskedHotspots(const HotSpotFlags);
void activateOneHotspot(const HotSpotID);
void deactivateOneHotspot(const HotSpotID);
void removeOneHotspot(const HotSpotID);
void removeMaskedHotspots(const HotSpotFlags = kNoHotSpotFlags);
void setHotspotRect(const HotSpotID, const Common::Rect&);
void getHotspotRect(const HotSpotID, Common::Rect&);
};
typedef HotspotList::iterator HotspotIterator;
// FIXME: Remove global construction
extern HotspotList g_allHotspots;
} // End of namespace Pegasus
#endif
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