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/* ScummVM - Scumm Interpreter
* Copyright (C) 2003 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef QUEEN_TALK_H
#define QUEEN_TALK_H
#include "queen/queen.h"
namespace Queen {
class Graphics;
class Logic;
class Resource;
class Talk {
public:
//! Public interface to run a talk from a file
static void talk(
const char *filename,
char *cutawayFilename,
Graphics *graphics,
Logic *logic,
Resource *resource);
//! Public interface to speak a sentence
static bool speak(
const char *sentence,
const char *person,
const char *voiceFilePrefix,
Graphics *graphics,
Logic *logic,
Resource *resource);
//! Read a string from ptr and return new ptr
static byte *getString(byte *ptr, char *str, int maxLength, int align = 2);
private:
//! Collection of constants used by Talk
enum {
MAX_STRING_LENGTH = 255,
MAX_STRING_SIZE = (MAX_STRING_LENGTH + 1),
MAX_TEXT_WIDTH = (320-18),
PUSHUP = 4,
TALK_SELECTED_COUNT = 86,
SENTENCE_BOB_1 = 62,
SENTENCE_BOB_2 = 63
};
//! Special commands for speech
enum {
SPEAK_DEFAULT = 0,
SPEAK_FACE_LEFT = -1,
SPEAK_FACE_RIGHT = -2,
SPEAK_FACE_FRONT = -3,
SPEAK_FACE_BACK = -4,
SPEAK_AMAL_ON = -7,
SPEAK_PAUSE = -8,
SPEAK_NONE = -9
};
//! TODO Move this to struct.h later!
struct TalkSelected {
int16 hasTalkedTo;
int16 values[4];
};
struct DialogueNode {
int16 head;
int16 dialogueNodeValue1;
int16 gameStateIndex;
int16 gameStateValue;
};
Graphics *_graphics;
Logic *_logic;
Resource *_resource;
//! Raw .dog file data (without 20 byte header)
byte *_fileData;
//! Number of dialogue levels
int16 _levelMax;
//! Unique key for this dialogue
int16 _uniqueKey;
//! Used to select voice files
int16 _talkKey;
//! Used by findDialogueString
int16 _pMax;
//! String data
byte *_person1Ptr;
//! Data used if we have talked to the person before
byte *_person2Ptr;
//! Data used if we haven't talked to the person before
byte *_joePtr;
//! Set to true to quit talking
bool _quit;
//! IDs for sentences
DialogueNode _dialogueTree[18][6];
//! TODO Move this to the Logic class later!
TalkSelected _talkSelected[TALK_SELECTED_COUNT];
//! Greeting from person Joe has talked to before
char _person2String[MAX_STRING_SIZE];
int _oldSelectedSentenceIndex;
int _oldSelectedSentenceValue;
char _talkString[5][MAX_STRING_SIZE];
char _joeVoiceFilePrefix[5][MAX_STRING_SIZE];
Talk(Graphics *graphics, Logic *logic, Resource *resource);
~Talk();
//! Perform talk in file and return a cutaway filename
void talk(const char *filename, char *cutawayFilename);
//! Load talk data from .dog file
void load(const char *filename);
//! First things spoken
void initialTalk();
//! Find a string in the dialogue tree
void findDialogueString(byte *ptr, int16 id, char *str);
//! Get TalkSelected struct for this talk
TalkSelected *talkSelected();
//! The sentence will not be displayed again
void disableSentence(int oldLevel, int selectedSentence);
//! Select what to say
int16 selectSentence();
//! Speak sentence
bool speak(const char *sentence, const char *person, const char *voiceFilePrefix);
//! Convert command in sentence to command code
int getSpeakCommand(const char *sentence, unsigned &index);
//! Speak a part of a sentence
void speakSegment(
const char *segment,
int length,
const char *person,
int command,
const char *voiceFilePrefix,
int index);
static int splitOption(const char *str, char optionText[5][MAX_STRING_SIZE]);
};
} // End of namespace Queen
#endif
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