scummvm/engines/petka/big_dialogue.h
2020-10-04 17:51:34 +03:00

145 lines
2.9 KiB
C++

/* 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 PETKA_BIG_DIALOGUE_H
#define PETKA_BIG_DIALOGUE_H
#include "common/array.h"
#include "common/ustr.h"
namespace Petka {
class PetkaEngine;
enum {
kOpcodePlay = 1,
kOpcodeMenu,
kOpcodeEnd,
kOpcodeUserMessage
};
enum {
kOperationBreak = 1,
kOperationMenu,
kOperationGoTo,
kOperationDisableMenuItem,
kOperationEnableMenuItem,
kOperationReturn,
kOperationPlay,
kOperationCircle,
kOperationUserMessage
};
struct Operation {
union {
struct {
byte bits;
uint16 bitField;
} menu;
struct {
uint16 opIndex;
} goTo;
struct {
uint16 opIndex;
byte bit;
} disableMenuItem;
struct {
uint16 opIndex;
byte bit;
} enableMenuItem;
struct {
uint16 messageIndex;
} play;
struct {
uint16 count;
byte curr;
} circle;
struct {
uint16 arg;
} userMsg;
};
byte type;
};
struct Dialog {
uint32 startOpIndex;
// uint32 opsCount;
// Operation *ops;
};
struct DialogHandler {
uint32 opcode;
uint32 startDialogIndex;
Common::Array<Dialog> dialogs;
};
struct DialogGroup {
uint32 objId;
Common::Array<DialogHandler> handlers;
};
struct SpeechInfo {
uint32 speakerId;
char soundName[16];
Common::U32String text;
};
class BigDialogue {
public:
BigDialogue(PetkaEngine &vm);
uint opcode();
uint choicesCount();
void next(int choice = -1);
const DialogHandler *findHandler(uint objId, uint opcode, bool *fallback) const;
void setHandler(uint objId, uint opcode);
const Common::U32String *getSpeechInfo(int *talkerId, const char **soundName, int choice);
void getMenuChoices(Common::Array<Common::U32String> &choices);
void load(Common::ReadStream *s);
void save(Common::WriteStream *s);
private:
void loadSpeechesInfo();
bool checkMenu(uint opIndex);
bool findOperation(uint startOpIndex, uint opType, uint *resIndex);
void circleMoveTo(byte index);
private:
PetkaEngine &_vm;
Operation *_currOp;
Common::Array<Operation> _ops;
uint _startOpIndex;
Common::Array<SpeechInfo> _speeches;
Common::Array<DialogGroup> _objDialogs;
};
} // End of namespace Petka
#endif