struct.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 WATCHMAKER_STRUCT_H
#define WATCHMAKER_STRUCT_H

#include "watchmaker/t3d.h"
#include "watchmaker/types.h"
#include "watchmaker/sysdef.h"
#include "common/stream.h"
#include "watchmaker/message.h"

namespace Watchmaker {

class SerializableAsset {
public:
    virtual ~SerializableAsset() {}
    virtual void loadFromStream(Common::SeekableReadStream &stream) = 0;
};

template<uint32 strSize>
class SerializableString : public SerializableAsset {
    char str[strSize] = {};
public:
    char *c_str() {
        return str;
    }
    void loadFromStream(Common::SeekableReadStream &stream) override {
        stream.read(str, strSize);
    };
};

template<typename T>
void loadArrayFromStream(Common::SeekableReadStream &stream, T array[], uint32 size) {
    for (uint32 i = 0; i < size; i++) {
        array[i].loadFromStream(stream);
    }
}

template<>
inline void loadArrayFromStream(Common::SeekableReadStream &stream, uint8 array[], uint32 size) {
    for (uint32 i = 0; i < size; i++) {
        array[i] = stream.readByte();
    }
}

template<>
inline void loadArrayFromStream(Common::SeekableReadStream &stream, uint16 array[], uint32 size) {
    for (uint32 i = 0; i < size; i++) {
        array[i] = stream.readUint16LE();
    }
}

template<>
inline void loadArrayFromStream(Common::SeekableReadStream &stream, int32 array[], uint32 size) {
    for (uint32 i = 0; i < size; i++) {
        array[i] = stream.readSint32LE();
    }
}

template<typename T, uint32 arraySize>
class SerializableArray : public SerializableAsset {
    T _array[arraySize]; // Can't do initializer here, as GCC 4.8 crashes in that case
public:
    SerializableArray() : _array{} {}
    T &operator[](int index) {
        return _array[index];
    };
    T *rawArray() {
        return _array;
    }
    uint32 size() const {
        return arraySize;
    }
    void loadFromStream(Common::SeekableReadStream &stream) override {
        loadArrayFromStream(stream, _array, arraySize);
    }
};

template<typename T>
class SerializableDynamicArray : public SerializableAsset {
    T *_array = nullptr;
    uint32 _size = 0;
public:
    SerializableDynamicArray() : SerializableDynamicArray(0) {} // TODO
    SerializableDynamicArray(uint32 size) : _size(size) {
        _array = new T[size] {};
    }
    ~SerializableDynamicArray() {
        delete[] _array;
    }
    uint32 size() const {
        return _size;
    }
    T &operator[](int index) {
        return _array[index];
    };
    void loadFromStream(Common::SeekableReadStream &stream) override {
        loadArrayFromStream(stream, _array, _size);
    }
};

struct SRoom : public SerializableAsset {
    uint8 name[T3D_NAMELEN];                   // nome della stanza
    char desc[64];                            // descrizione della stanza
    uint16 flags;                               // DONE | EXTRA
    uint16 env;                                 // EAX preset environment number
    uint16 music;                               // Music for this room
    SerializableArray<uint16, MAX_OBJS_IN_ROOM>  objects;           // oggetti nella stanza rivelabili dal mouse
    SerializableArray<uint16, MAX_SOUNDS_IN_ROOM>  sounds;          // sounds per room
    SerializableArray<uint16, MAX_ANIMS_IN_ROOM>  anims;            // animazioni per room
    SerializableArray<uint16, MAX_ACTIONS_IN_ROOM>  actions;        // azioni per room

    void loadFromStream(Common::SeekableReadStream &stream) override {
        stream.read(name, T3D_NAMELEN);
        stream.read(desc, 64);
        flags = stream.readUint16LE();
        env = stream.readUint16LE();
        music = stream.readUint16LE();
        objects.loadFromStream(stream);
        sounds.loadFromStream(stream);
        anims.loadFromStream(stream);
        actions.loadFromStream(stream);
    }
};

struct SObject : public SerializableAsset {
    uint16 name;                            // frase nome
    SerializableArray<uint16, MAX_PLAYERS> examine;            // frase esamina
    SerializableArray<uint16, MAX_PLAYERS> action;             // frase azione
    SerializableArray<uint16, MAX_OBJ_USER_SENTS> text;        // Frasi user
    SerializableArray<uint16, MAX_PLAYERS> anim;               // animazione su action
    SerializableArray<uint16, MAX_PLAYERS> anim2;              // animazione aggiunta (su examine)
    uint8  room;                            // Stanza in cui si trova l'oggetto
    uint8  goroom;                          // Se direzione num stanza - se persona num dialog
    uint8  ninv;                            // ptr inventario
    uint16 flags;                           // EXAMINE | EXAMINEACT | ROOM | PERSON | TAKE | USEWITH | EXTRA | EXTRA2 | DONE | ON | HIDE
    uint8  pos;                             // 0 se no position
    SerializableArray<SerializableArray<uint8, T3D_NAMELEN>, MAX_OBJ_MESHLINKS>  meshlink_int = {};// link -> oggetto mesh (nome mesh) -> da rimuovere
    uint8 *meshlink[MAX_OBJ_MESHLINKS];

    void loadFromStream(Common::SeekableReadStream &stream) override {
        name = stream.readUint16LE();
        examine.loadFromStream(stream);
        action.loadFromStream(stream);
        text.loadFromStream(stream);
        anim.loadFromStream(stream);
        anim2.loadFromStream(stream);
        room = stream.readByte();
        goroom = stream.readByte();
        ninv = stream.readByte();
        flags = stream.readUint16LE();
        pos = stream.readByte();
        meshlink_int.loadFromStream(stream);
        // HACK:
        for (int i = 0; i < MAX_OBJ_MESHLINKS; i++) {
            meshlink[i] = meshlink_int.rawArray()[i].rawArray();
        }
    }
};

struct SInvObject : public SerializableAsset {
    uint16 name;                            // Nome Oggetto in inventario
    SerializableArray<uint16, MAX_PLAYERS> examine;            // Frase se si esamina
    SerializableArray<uint16, MAX_PLAYERS> action;             // Frase se si opera
    uint16 flags;                           // USEWITH | EXTRA | EXTRA2 | DONE | ON | WITHI | WITHO
    SerializableArray<uint16, MAX_ICON_USER_SENTS> text;       // Frasi user
    uint16 uwobj;                           // usewithobj automatico
    SerializableArray<uint16, MAX_PLAYERS> anim;               // animazione su usewith
    SerializableArray<uint16, MAX_PLAYERS> anim2;              // animazione su usewith
    SerializableArray<uint8, T3D_NAMELEN> meshlink;            // link -> mesh

    void loadFromStream(Common::SeekableReadStream &stream) override {
        name = stream.readUint16LE();
        examine.loadFromStream(stream);
        action.loadFromStream(stream);
        flags = stream.readUint16LE();
        text.loadFromStream(stream);
        uwobj = stream.readUint16LE();
        anim.loadFromStream(stream);
        anim2.loadFromStream(stream);
        meshlink.loadFromStream(stream);
    }
};

struct SAtFrame : public SerializableAsset {
    uint8 type = 0;                             // ATFTEXT, ATFSND, ATFEVENT
    uint8 anim = 0;                             // solo se subanim e' attiva
    int16 nframe = 0;                          // 10000 se attraversa portale
    uint16 index = 0;

    void loadFromStream(Common::SeekableReadStream &stream) override {
        type = stream.readByte();
        anim = stream.readByte();
        nframe = stream.readSint16LE();
        index = stream.readUint16LE();
    }
};

struct SAnim : public SerializableAsset {
    SerializableArray<SerializableArray<uint8, T3D_NAMELEN>, MAX_SUBANIMS> meshlink; // link -> anim mesh    (nome mesh) -> da rimuovere
    SerializableArray<SerializableArray<uint8, T3D_NAMELEN>, MAX_SUBANIMS> name; // nome animazione
    SerializableArray<uint8, T3D_NAMELEN>  RoomName;           // nome stanza destinazione
    SerializableArray<SAtFrame, MAX_ATFRAMES> atframe;  // atframe
    uint32 flags;
    int16 active;                          // indece tra le animazioni attive
    int32 obj;                             // obj a cui e' collegato
    uint8  pos;                             // posizione
    uint8  cam;                             // camera per l'azione

    void loadFromStream(Common::SeekableReadStream &stream) override {
        meshlink.loadFromStream(stream);
        name.loadFromStream(stream);
        RoomName.loadFromStream(stream);
        atframe.loadFromStream(stream);
        flags = stream.readUint32LE();
        active = stream.readSint16LE();
        obj = stream.readSint32LE();
        pos = stream.readByte();
        cam = stream.readByte();
    }
};

struct SSound : public SerializableAsset {
    char  name[T3D_NAMELEN];
    uint8 flags;
    SerializableArray<SerializableArray<uint8, T3D_NAMELEN>, MAX_SOUND_MESHLINKS> meshlink;
    uint32 ConeInside, ConeOutside;
    int32 ConeOutsideVolume;
    t3dF32 MinDist, MaxDist;
    int32 Angle;

    void loadFromStream(Common::SeekableReadStream &stream) override {
        stream.read(name, T3D_NAMELEN);
        flags = stream.readByte();
        meshlink.loadFromStream(stream);
        ConeInside = stream.readUint32LE();
        ConeOutside = stream.readUint32LE();
        ConeOutsideVolume = stream.readSint32LE();
        MinDist = stream.readFloatLE();
        MaxDist = stream.readFloatLE();
        Angle = stream.readSint32LE();
    }
};

struct SMusic : public SerializableAsset {
    char  name[MAX_SUB_MUSICS][T3D_NAMELEN];
    SerializableArray<int32, MAX_SUB_MUSICS> vol;

    void loadFromStream(Common::SeekableReadStream &stream) override {
        for (int i = 0; i < MAX_SUB_MUSICS; i++) {
            stream.read(name[i], T3D_NAMELEN);
        }
        vol.loadFromStream(stream);
    }
};

struct SDlgMenu : public SerializableAsset {                           // struttura di appoggio per riempiere i DlgItem
    uint8 parent, on;
    uint16 titolo;                          // indice della sentence di titolo

    void loadFromStream(Common::SeekableReadStream &stream) override {
        parent = stream.readByte();
        on = stream.readByte();
        titolo = stream.readUint16LE();
    }
};

struct SItemCommand : public SerializableAsset {
    uint8 com;                              // comando
    uint16 param1;                          // parametro 1
    uint16 param2;                          // parametro 2

    void loadFromStream(Common::SeekableReadStream &stream) override {
        com = stream.readByte();
        param1 = stream.readUint16LE();
        param2 = stream.readUint16LE();
    }
};

struct SDlgItem : public SerializableAsset {
    SerializableArray<SerializableArray<SItemCommand, MAX_IC_PER_DLG_ITEM>, MAX_PLAYERS> item;                 // lista di comandi per personaggio

    void loadFromStream(Common::SeekableReadStream &stream) override {
        item.loadFromStream(stream);
    }
};

struct SDialog : public SerializableAsset {
    uint16 flags;                                                               // flags del dialogo - per ora non serve
    int32 obj;                                                                 // Personaggio con cui fa il dialogo
    SerializableArray<int32, MAX_ALTERNATES> AltPosSco;                                           // Scostamento posizione alternate
    SerializableArray<int32, MAX_ALTERNATES> AltCamSco;                                           // Scostamento camere alternate
    SerializableArray<SerializableArray<SerializableArray<int32, 2>, MAX_ALT_ANIMS>, MAX_ALTERNATES> AltAnims; // Rimappatura anim alternative dialoghi
    SerializableArray<uint16, MAX_DLG_MENUS> ItemIndex;                                            // indice delle liste di comandi

    void loadFromStream(Common::SeekableReadStream &stream) override {
        flags = stream.readUint16LE();
        obj = stream.readSint32LE();
        AltPosSco.loadFromStream(stream);
        AltCamSco.loadFromStream(stream);
        AltAnims.loadFromStream(stream);
        ItemIndex.loadFromStream(stream);
    }
};

struct SDiaryItem : public SerializableAsset {
    uint16 rand;
    uint16 loop;
    uint16 loopc;
    uint16 bnd, saved_bnd;
    uint16 cur;
    uint16 on;
    SerializableArray<uint16, MAX_ANIMS_PER_DIARY_ITEM> anim;

    void loadFromStream(Common::SeekableReadStream &stream) override {
        rand = stream.readUint16LE();
        loop = stream.readUint16LE();
        loopc = stream.readUint16LE();
        bnd = stream.readUint16LE();
        saved_bnd = stream.readUint16LE();
        cur = stream.readUint16LE();
        on = stream.readUint16LE();
        anim.loadFromStream(stream);
    }
};

struct SDiary : public SerializableAsset {
    uint16 startt, endt;
    int32 room;
    uint16 obj;
    uint16 cur;
    uint16 end_hideobj; //se il bit piu' alto e' settato vuol dire che il diario e' stato lanciato almeno una volta e quindi questa variabile e' valida solo per oggetti da 0..32767
    SerializableArray<SDiaryItem, MAX_DIARY_ITEMS> item;

    void loadFromStream(Common::SeekableReadStream &stream) override {
        startt = stream.readUint16LE();
        endt = stream.readUint16LE();
        room = stream.readSint32LE();
        obj = stream.readUint16LE();
        cur = stream.readUint16LE();
        end_hideobj = stream.readUint16LE();
        item.loadFromStream(stream);
    }
};

struct SPlayerStand {
    uint8 pos = 0;
    int32 an = 0;
    int32 cr = 0;
    uint16 bnd = 0;
    Common::String roomName;
    SPlayerStand() = default;
    SPlayerStand(Common::SeekableReadStream &stream) {
        pos = stream.readByte();
        an = stream.readSint32LE();
        cr = stream.readSint32LE();
        bnd = stream.readUint16LE();
    }
};

struct SPDALog : public SerializableAsset {
    int32 time = 0;
    SerializableString<MAX_STRING_LEN> info;
    SerializableArray<int32, MAX_PDA_INFO> text;
    SerializableArray<SerializableString<MAX_TEXT_CHARS>, MAX_PDA_LINES *MAX_PDA_INFO> formatted;
    int32 menu_appartenenza = 0, menu_creato = 0;
    int32 flags = 0;
    int32 lines = 0;
    int32 dx = 0, dy = 0;

    void loadFromStream(Common::SeekableReadStream &stream) override {
        time = stream.readSint32LE();
        info.loadFromStream(stream);
        text.loadFromStream(stream);
        formatted.loadFromStream(stream);
        menu_appartenenza = stream.readSint32LE();
        menu_creato = stream.readSint32LE();
        flags = stream.readSint32LE();
        lines = stream.readSint32LE();
        dx = stream.readSint32LE();
        dy = stream.readSint32LE();
    }
};

struct SString {
    char text[MAX_STRING_LEN] = {};
    uint16  x = 0, y = 0, dx = 0;

    constexpr SString() = default;
    SString(const char *_text, uint16 _x = 0, uint16 _y = 0, uint16 _dx = 0) : x(_x), y(_y), dx(_dx) {
        if (_text != nullptr) {
            memcpy(this->text, _text, strlen(_text));
        }
    }
};

struct SRect {
    int32  x1 = 0, y1 = 0, x2 = 0, y2 = 0;
    constexpr SRect() = default;
    constexpr SRect(int32 _x1, int32 _y1, int32 _x2, int32 _y2): x1(_x1), y1(_y1), x2(_x2), y2(_y2) {}

    void reset() {
        x1 = 0;
        y1 = 0;
        x2 = 0;
        y2 = 0;
    }
};

struct SD3DRect {
    int32 px = 0, py = 0, dx = 0, dy = 0;
    uint8 r = 0, g = 0, b = 0, a = 0;
};
struct SD3DTriangle {
    int32 x1 = 0, y1 = 0, x2 = 0, y2 = 0, x3 = 0, y3 = 0;
    uint8 r = 0, g = 0, b = 0, a = 0;
};
struct SD3DBitmap {
    int32 tnum = 0;
    int32 px = 0, py = 0, dx = 0, dy = 0;
    int32 rtype = 0;
};
struct SDDBitmap {
    int32 tnum;
    int32 px, py, ox, oy, dx, dy;

    SDDBitmap() {
        reset();
    }

    void reset() {
        tnum =0;
        px = 0;
        py = 0;
        ox = 0;
        oy = 0;
        dx = 0;
        dy = 0;
    }
};

struct SDDText {
    SDDText() {
        reset();
    }

    SDDText(const char *_text, FontKind _font, FontColor _color, int32 _tnum) : font(_font),
                                                                            color(_color),
                                                                            tnum(_tnum) {
        Common::strlcpy(this->text, _text, sizeof(this->text));
    }

    void reset() {
        for(uint i = 0; i < ARRAYSIZE(text); i++) text[i] = '\0';
        font = FontKind::Standard;
        color = FontColor::WHITE_FONT;
        tnum = 0;
    }

    char text[MAX_STRING_LEN];
    FontKind font;
    FontColor color;
    int32 tnum;
};

struct SScript {
    uint16 firstframe = 0;
    uint8 flags = 0;                    // 0 - BREAKABLE - Se si interrompe con la pressione dei tasti del mouse
};                                      // 1 - DIALOGEXITNOANIM - Se lo script e' lanciato da un dialogo all'ultima battuta esce dal dialogo senza anim di link e di default

struct SGameOptions {
    uint8  sound_on = 0;
    uint8  sound_volume = 0;
    uint8  music_on = 0;
    uint8  music_volume = 0;
    uint8  speech_on = 0;
    uint8  speech_volume = 0;
    uint8  subtitles_on = 0;
};


// MESSAGGI PER LO SCHEDULER
struct message {
    EventClass classe;                       // message classe
    uint8 event = 0;                         // message name
    uint16 flags = 0;                        // message priority | NOWAIT per script

    uint8 bparam = 0;
    int16 wparam1 = 0;                     // t3dS16 parameter 1
    int16 wparam2 = 0;                     // t3dS16 parameter 2
    union {
        int32 lparam[3] = {}; // long parameter
        t3dF32 fparam[3]; // float parameter
    };

    message() = default;
    message(EventClass _classe, uint8 _event, uint16 _flags) : classe(_classe), event(_event), flags(_flags) {}

    void reset() {
        classe = MC_IDLE;
        event = 0;
        flags = 0;
        bparam = 0;
        wparam1 = 0;
        wparam2 = 0;
        for (uint i = 0; i < ARRAYSIZE(lparam); i++) lparam[i] = 0;
        // fparam cleared as union with lparam i.e. shared memory
    }
};

struct pqueue {
    uint8   head = 0, tail = 0, len = 0;
    message *event[MAX_MESSAGES] = {};
};


// STRUTTURE PER TITOLI DI CODA
struct SCreditsName : public SerializableAsset {
    char name[64] = {};
    uint16 role = 0;
    uint8 flags = 0;

    void loadFromStream(Common::SeekableReadStream &stream) override {
        stream.read(name, 64);
        role = stream.readUint16LE();
        flags = stream.readByte();
    }
};

struct SCreditsRole : public SerializableAsset {
    char role[48] = {};
    uint8 flags = 0;

    void loadFromStream(Common::SeekableReadStream &stream) override {
        stream.read(role, 48);
        flags = stream.readByte();
    }
};

struct STitoliCoda {
    char *s = nullptr;        //puntatore alla stringa
    int32 px = 0, py = 0;  //posizione
    int32 dx = 0, dy = 0;  //dimensione
    int32 tnum = 0;    //bitmap

    uint32 time = 0;    //quando deve apparire (solo nel caso degli StaticCredits)
};

struct SRoomInfo {
    char name[64] = {};            //nome della stanza
    char fullstring[64 + 16 + 1] = {}; //stringa con ora
    int32 px = 0, py = 0;         //posizione
    int32 dx = 0, dy = 0;         //dimensione totale
    int32 _dx = 0, _dy = 0;       //dimensione della stringa attuale
    int32 tnum = 0;               //bitmap
    char *letter_ptr = nullptr;    //puntatore alla lettera corrente
    int16 t_next_letter = 0;      //quando deve apparire la nuova lettera
    FontKind f;     //il font
};

} // End of namespace Watchmaker

#endif // WATCHMAKER_STRUCT_H