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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.
*
* 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 MYST_AREAS_H
#define MYST_AREAS_H
#include "mohawk/myst.h"
#include "mohawk/video.h"
#include "common/rect.h"
namespace Mohawk {
// Myst Resource Types
enum ResourceType {
kMystAreaForward = 0,
kMystAreaLeft = 1,
kMystAreaRight = 2,
kMystAreaDown = 3,
kMystAreaUp = 4,
kMystAreaAction = 5,
kMystAreaVideo = 6,
kMystAreaActionSwitch = 7,
kMystAreaImageSwitch = 8,
kMystAreaSlider = 10,
kMystAreaDrag = 11,
kMystVideoInfo = 12,
kMystAreaHover = 13
};
// Myst Resource Flags
// TODO: Figure out other flags
enum {
kMystSubimageEnableFlag = (1 << 0),
kMystHotspotEnableFlag = (1 << 1),
kMystUnknownFlag = (1 << 2),
kMystZipModeEnableFlag = (1 << 3)
};
class MystArea {
public:
MystArea(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
virtual ~MystArea();
virtual const Common::String describe();
void drawBoundingRect();
bool contains(Common::Point point) { return _rect.contains(point); }
virtual void drawDataToScreen() {}
virtual void handleCardChange() {}
Common::Rect getRect() { return _rect; }
void setRect(const Common::Rect &rect) { _rect = rect; }
bool isEnabled();
void setEnabled(bool enabled);
bool isDrawSubimages() { return _flags & kMystSubimageEnableFlag; }
uint16 getDest() { return _dest; }
virtual uint16 getImageSwitchVar() { return 0xFFFF; }
bool unreachableZipDest();
bool canBecomeActive();
// Mouse interface
virtual void handleMouseUp();
virtual void handleMouseDown() {}
virtual void handleMouseDrag() {}
MystArea *_parent;
ResourceType type;
protected:
MohawkEngine_Myst *_vm;
uint16 _flags;
Common::Rect _rect;
uint16 _dest;
};
class MystAreaAction : public MystArea {
public:
MystAreaAction(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
void handleMouseUp() override;
const Common::String describe() override;
protected:
MystScript _script;
};
class MystAreaVideo : public MystAreaAction {
public:
MystAreaVideo(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
VideoHandle playMovie();
void handleCardChange() override;
bool isPlaying();
void setDirection(int16 direction) { _direction = direction; }
void setBlocking(bool blocking) { _playBlocking = blocking; }
void pauseMovie(bool pause);
protected:
static Common::String convertMystVideoName(Common::String name);
Common::String _videoFile;
int16 _left;
int16 _top;
uint16 _loop;
int16 _direction; // 1 => forward, -1 => backwards
uint16 _playBlocking;
uint16 _playOnCardChange;
uint16 _u3;
};
class MystAreaActionSwitch : public MystArea {
public:
MystAreaActionSwitch(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
virtual ~MystAreaActionSwitch();
virtual void drawDataToScreen() override;
virtual void handleCardChange() override;
virtual void handleMouseUp() override;
virtual void handleMouseDown() override;
MystArea *getSubResource(uint16 index) { return _subResources[index]; }
protected:
typedef void (MystArea::*AreaHandler)();
void doSwitch(AreaHandler handler);
uint16 _actionSwitchVar;
Common::Array<MystArea *> _subResources;
};
class MystAreaImageSwitch : public MystAreaActionSwitch {
public:
MystAreaImageSwitch(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
virtual ~MystAreaImageSwitch();
struct SubImage {
uint16 wdib;
Common::Rect rect;
};
virtual const Common::String describe() override;
virtual void drawDataToScreen() override;
void drawConditionalDataToScreen(uint16 state, bool update = true);
uint16 getImageSwitchVar() override;
SubImage getSubImage(uint index) const;
void setSubImageRect(uint index, const Common::Rect &rect);
protected:
uint16 _imageSwitchVar;
Common::Array<SubImage> _subImages;
};
class MystAreaDrag : public MystAreaImageSwitch {
public:
MystAreaDrag(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
virtual ~MystAreaDrag();
const Common::String describe() override;
virtual void handleMouseDown() override;
virtual void handleMouseUp() override;
virtual void handleMouseDrag() override;
uint16 getList1(uint16 index);
uint16 getList2(uint16 index);
uint16 getList3(uint16 index);
uint16 getStepsH() { return _stepsH; }
uint16 getStepsV() { return _stepsV; }
Common::Point _pos;
protected:
typedef Common::Array<uint16> ValueList;
void setPositionClipping(const Common::Point &mouse, Common::Point &dest);
uint16 _flagHV;
uint16 _minH;
uint16 _maxH;
uint16 _minV;
uint16 _maxV;
uint16 _stepsH;
uint16 _stepsV;
uint16 _stepH;
uint16 _stepV;
uint16 _mouseDownOpcode;
uint16 _mouseDragOpcode;
uint16 _mouseUpOpcode;
ValueList _lists[3];
};
class MystAreaSlider : public MystAreaDrag {
public:
MystAreaSlider(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
virtual ~MystAreaSlider();
void handleMouseDown() override;
void handleMouseUp() override;
void handleMouseDrag() override;
void setStep(uint16 step);
void setPosition(uint16 pos);
void restoreBackground();
protected:
Common::Rect boundingBox();
void updatePosition(const Common::Point &mouse);
uint16 _dragSound;
uint16 _sliderWidth;
uint16 _sliderHeight;
};
class MystVideoInfo : public MystAreaDrag {
public:
MystVideoInfo(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
virtual ~MystVideoInfo();
void drawFrame(uint16 frame);
bool pullLeverV();
void releaseLeverV();
uint16 getNumFrames() { return _numFrames; }
protected:
uint16 _numFrames;
uint16 _firstFrame;
Common::Rect _frameRect;
private:
uint16 _currentFrame;
};
class MystAreaHover : public MystArea {
public:
MystAreaHover(MohawkEngine_Myst *vm, Common::SeekableReadStream *rlstStream, MystArea *parent);
const Common::String describe() override;
void handleMouseUp() override;
void handleMouseEnter();
void handleMouseLeave();
protected:
uint16 _enterOpcode;
uint16 _leaveOpcode;
};
} // End of namespace Mohawk
#endif
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