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control.h

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2003-2004 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: /cvsroot/scummvm/scummvm/sword1/control.h,v 1.18 2004/11/27 00:26:00 fingolfin Exp $
 *
 */

#ifndef BSCONTROL_H
#define BSCONTROL_H

#include "scummsys.h"
#include "sword1/sworddefs.h"

class OSystem;
class SaveFileManager;

namespace Sword1 {

class ObjectMan;
class ResMan;
class Mouse;
class Music;
class Sound;

#define MAX_BUTTONS 16

#define CONTROL_NOTHING_DONE 0
#define CONTROL_GAME_RESTORED 1
#define CONTROL_RESTART_GAME 2

class ControlButton {
public:
      ControlButton(uint16 x, uint16 y, uint32 resId, uint8 id, ResMan *pResMan, uint8 *screenBuf, OSystem *system);
      ~ControlButton(void);
      void draw(void);
      bool wasClicked(uint16 mouseX, uint16 mouseY);
      void setSelected(uint8 selected);
      bool isSaveslot(void);
      uint8 _id;
private:
      int _frameIdx;
      uint16 _x, _y;
      uint16 _width, _height;
      uint32 _resId;
      ResMan *_resMan;
      uint8 *_dstBuf;
      OSystem *_system;
};

struct ButtonInfo {
      uint16 x, y;
      uint32 resId, id;
};

class Control {
public:
      Control(SaveFileManager *saveFileMan, ResMan *pResMan, ObjectMan *pObjMan, OSystem *system, Mouse *pMouse, Sound *pSound, Music *pMusic);
      uint8 runPanel(void);
      void doRestore(void);
      void askForCd(void);
      bool savegamesExist(void);
private:
      int displayMessage(const char *altButton, const char *message, ...);

      void saveGameToFile(uint8 slot);
      bool restoreGameFromFile(uint8 slot);
      void readSavegameDescriptions(void);
      void writeSavegameDescriptions(void);
      void showSavegameNames(void);
      void deselectSaveslots(void);
      uint8 *_restoreBuf;
      uint8 _saveFiles;
      uint8 _saveScrollPos;
      uint8 _selectedSavegame;
      uint8 _saveNames[64][32];
      uint8 _oldName[32];
      uint8 _cursorTick;
      bool _cursorVisible;

      uint8 getClicks(uint8 mode, uint8 *retVal);
      uint8 handleButtonClick(uint8 id, uint8 mode, uint8 *retVal);
      void handleVolumeClicks(void);
      void changeVolume(uint8 id, uint8 action);

      void setupMainPanel(void);
      void setupSaveRestorePanel(bool saving);
      void setupVolumePanel(void);
      bool getConfirm(const uint8 *title);

      void saveNameScroll(uint8 scroll, bool saving);
      void saveNameSelect(uint8 id, bool saving);
      bool saveToFile(void);
      bool restoreFromFile(void);
      bool keyAccepted(uint8 key);
      void handleSaveKey(uint8 key);

      void renderVolumeBar(uint8 id, uint8 volL, uint8 volR);
      uint16 getTextWidth(const uint8 *str);
      void renderText(const uint8 *str, uint16 x, uint16 y, uint8 mode);
      uint8 _numButtons;
      uint8 _selectedButton;
      void createButtons(const ButtonInfo *buttons, uint8 num);
      void destroyButtons(void);
      ControlButton *_buttons[MAX_BUTTONS];
      static const ButtonInfo _deathButtons[3], _panelButtons[7], _saveButtons[16], _volumeButtons[4];
      static const uint8 _languageStrings[8 * 20][43];
      const uint8 (*_lStrings)[43];
      SaveFileManager *_saveFileMan;
      ObjectMan *_objMan;
      ResMan *_resMan;
      OSystem *_system;
      Mouse *_mouse;
      Music *_music;
      Sound *_sound;
      uint8 *_font, *_redFont;
      uint8 *_screenBuf;
      uint8 _keyPressed;
      void delay(uint32 msecs);
      uint16 _mouseX, _mouseY, _mouseState;
      bool _mouseDown;
};

} // End of namespace Sword1
 
#endif //BSCONTROL_H


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