actorresource.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_ACTORRESOURCE_H
#define ILLUSIONS_ACTORRESOURCE_H

#include "illusions/graphics.h"
#include "illusions/resourcesystem.h"
#include "graphics/surface.h"

namespace Illusions {

class IllusionsEngine;

class ActorResourceLoader : public BaseResourceLoader {
public:
    ActorResourceLoader(IllusionsEngine *vm) : _vm(vm) {}
    ~ActorResourceLoader() override {}
    void load(Resource *resource) override;
    bool isFlag(int flag) override;
protected:
    IllusionsEngine *_vm;
};

struct Frame {
    uint16 _flags;
    byte *_pointsConfig;
    SurfInfo _surfInfo;
    byte *_compressedPixels;
    void load(byte *dataStart, Common::SeekableReadStream &stream);
};

struct Sequence {
    uint32 _sequenceId;
    uint32 _unk4;
    byte *_sequenceCode;
    void load(byte *dataStart, Common::SeekableReadStream &stream);
};

struct ActorType {
    uint32 _actorTypeId;
    SurfInfo _surfInfo;
    byte *_pointsConfig;
    NamedPoints _namedPoints;
    RGB _color;
    byte _scale;
    byte _priority;
    int16 _value1E;
    uint16 _pathWalkPointsIndex;
    uint16 _scaleLayerIndex;
    uint16 _pathWalkRectIndex;
    uint16 _priorityLayerIndex;
    uint16 _regionLayerIndex;
    uint16 _flags;
    void load(byte *dataStart, Common::SeekableReadStream &stream);
};

class FramesList : public Common::Array<Frame> {
};

class ActorResource {
public:
    ActorResource();
    ~ActorResource();
    void load(Resource *resource);
    bool containsSequence(Sequence *sequence);
    bool findNamedPoint(uint32 namedPointId, Common::Point &pt);
public:
    uint32 _totalSize;
    Common::Array<ActorType> _actorTypes;
    Common::Array<Sequence> _sequences;
    FramesList _frames;
    NamedPoints _namedPoints;
};

class ActorInstance : public ResourceInstance {
public:
    ActorInstance(IllusionsEngine *vm);
    void load(Resource *resource) override;
    void unload() override;
    void pause() override;
    void unpause() override;
public:
    IllusionsEngine *_vm;
    uint32 _sceneId;
    int _pauseCtr;
    ActorResource *_actorResource;
protected:
    void initActorTypes(int gameId);
    void registerResources();
    void unregisterResources();
};

class ActorInstanceList {
public:
    ActorInstanceList(IllusionsEngine *vm);
    ~ActorInstanceList();
    ActorInstance *createActorInstance(Resource *resource);
    void removeActorInstance(ActorInstance *actorInstance);
    void pauseBySceneId(uint32 sceneId);
    void unpauseBySceneId(uint32 sceneId);
    FramesList *findSequenceFrames(Sequence *sequence);
    ActorInstance *findActorByResource(ActorResource *actorResource);
    bool findNamedPoint(uint32 namedPointId, Common::Point &pt);
protected:
    typedef Common::List<ActorInstance*> Items;
    typedef Items::iterator ItemsIterator;
    IllusionsEngine *_vm;
    Items _items;
};

} // End of namespace Illusions

#endif // ILLUSIONS_ACTORRESOURCE_H