control.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 SKY_CONTROL_H
#define SKY_CONTROL_H


#include "common/events.h"
#include "common/scummsys.h"
#include "common/str-array.h"

class OSystem;
namespace Common {
class SaveFileManager;
}

namespace Sky {

class Disk;
class Screen;
class Logic;
class Mouse;
class Text;
class MusicBase;
class Sound;
class SkyCompact;
class SkyEngine;
struct Compact;
struct DataFileHeader;
struct MegaSet;

#define MAX_SAVE_GAMES  999
#define MAX_TEXT_LEN     80
#define PAN_LINE_WIDTH  184
#define PAN_CHAR_HEIGHT  12
#define STATUS_WIDTH    146
#define MPNL_X 60  // Main Panel
#define MPNL_Y 10

#define SPNL_X 20  // Save Panel
#define SPNL_Y 20
#define SP_HEIGHT 149
#define SP_TOP_GAP 12
#define SP_BOT_GAP 27
#define CROSS_SZ_X 27
#define CROSS_SZ_Y 22

#define TEXT_FLAG_MASK (SF_ALLOW_SPEECH | SF_ALLOW_TEXT)

#define GAME_NAME_X (SPNL_X + 18)               // x coordinate of game names
#define GAME_NAME_Y (SPNL_Y + SP_TOP_GAP)       // start y coord of game names
#define MAX_ON_SCREEN ((SP_HEIGHT - SP_TOP_GAP - SP_BOT_GAP) / PAN_CHAR_HEIGHT) // no of save games on screen
#define CP_PANEL 60400 // main panel sprite

#define MAINPANEL 0
#define SAVEPANEL 1

#define NO_MASK false
#define WITH_MASK true

// resource's onClick routines
#define DO_NOTHING      0
#define REST_GAME_PANEL 1
#define SAVE_GAME_PANEL 2
#define SAVE_A_GAME     3
#define RESTORE_A_GAME  4
#define SP_CANCEL       5
#define SHIFT_DOWN_FAST 6
#define SHIFT_DOWN_SLOW 7
#define SHIFT_UP_FAST   8
#define SHIFT_UP_SLOW   9
#define SPEED_SLIDE     10
#define MUSIC_SLIDE     11
#define TOGGLE_FX       12
#define TOGGLE_MS       13
#define TOGGLE_TEXT     14
#define EXIT            15
#define RESTART         16
#define QUIT_TO_DOS     17
#define RESTORE_AUTO    18

// onClick return codes
#define CANCEL_PRESSED  100
#define NAME_TOO_SHORT  101
#define GAME_SAVED      102
#define SHIFTED         103
#define TOGGLED         104
#define RESTARTED       105
#define GAME_RESTORED   106
#define RESTORE_FAILED  107
#define NO_DISK_SPACE   108
#define SPEED_CHANGED   109
#define QUIT_PANEL      110

#define SLOW 0
#define FAST 1

#define SPEED_MULTIPLY  12

//-
#define SAVE_EXT     1
#define SAVE_MEGA0   2
#define SAVE_MEGA1   4
#define SAVE_MEGA2   8
#define SAVE_MEGA3  16
#define SAVE_GRAFX  32
#define SAVE_TURNP  64

#define SAVE_FILE_REVISION 6
#define OLD_SAVEGAME_TYPE 5

struct AllocedMem {
    uint16 *mem;
    AllocedMem *next;
};

class ConResource {
public:
    ConResource(void *pSpData, uint32 pNSprites, uint32 pCurSprite, uint16 pX, uint16 pY, uint32 pText, uint8 pOnClick, OSystem *system, uint8 *screen);
    virtual ~ConResource() {}
    void setSprite(void *pSpData) { _spriteData = (DataFileHeader *)pSpData; }
    void setText(uint32 pText) { if (pText) _text = pText + 0x7000; else _text = 0; }
    void setXY(uint16 x, uint16 y) { _x = x; _y = y; }
    bool isMouseOver(uint32 mouseX, uint32 mouseY);
    virtual void drawToScreen(bool doMask);

    DataFileHeader *_spriteData;
    uint32 _numSprites, _curSprite;
    uint16 _x, _y;
    uint32 _text;
    uint8 _onClick;
    OSystem *_system;
    uint8 *_screen;
private:
};

class TextResource : public ConResource {
public:
    TextResource(void *pSpData, uint32 pNSprites, uint32 pCurSprite, uint16 pX, uint16 pY, uint32 pText, uint8 pOnClick, OSystem *system, uint8 *screen);
    ~TextResource() override;
    void drawToScreen(bool doMask) override;
    void flushForRedraw();
private:
    uint16 _oldX, _oldY;
    uint8 *_oldScreen;
};

class ControlStatus {
public:
    ControlStatus(Text *skyText, OSystem *system, uint8 *scrBuf);
    ~ControlStatus();
    void setToText(const char *newText);
    void setToText(uint16 textNum);
    void drawToScreen();
private:
    TextResource *_statusText;
    DataFileHeader *_textData;
    Text *_skyText;
    OSystem *_system;
    uint8 *_screenBuf;
};

class Control {
public:
    Control(SkyEngine *vm, Common::SaveFileManager *saveFileMan, Screen *screen, Disk *disk, Mouse *mouse, Text *text, MusicBase *music, Logic *logic, Sound *sound, SkyCompact *skyCompact, OSystem *system, Common::Keymap *shortcutsKeymap);
    void doControlPanel();
    void doLoadSavePanel();
    void restartGame();
    void showGameQuitMsg();
    uint16 quickXRestore(uint16 slot);
    bool loadSaveAllowed();
    bool isControlPanelOpen();

    SkyEngine *_vm;

    uint16 _selectedGame;
    uint16 saveGameToFile(bool fromControlPanel, const char *filename = 0, bool isAutosave = false);

    void loadDescriptions(Common::StringArray &list);
    void saveDescriptions(const Common::StringArray &list);

private:
    int displayMessage(const char *altButton, MSVC_PRINTF const char *message, ...) GCC_PRINTF(3, 4);

    void initPanel();
    void removePanel();

    void drawMainPanel();

    void delay(unsigned int amount);

    void animClick(ConResource *pButton);
    bool getYesNo(char *text, uint bufSize);
    void buttonControl(ConResource *pButton);
    uint16 handleClick(ConResource *pButton);
    uint16 doMusicSlide();
    uint16 doSpeedSlide();
    void toggleFx(ConResource *pButton);
    uint16 toggleText();
    void toggleMusic(ConResource *pButton);
    uint16 shiftDown(uint8 speed);
    uint16 shiftUp(uint8 speed);
    void drawTextCross(uint32 flags);
    void drawCross(uint16 x, uint16 y);

    uint16 saveRestorePanel(bool allowSave);
    void setUpGameSprites(const Common::StringArray &saveGameNames, DataFileHeader **nameSprites, uint16 firstNum, uint16 selectedGame, const Common::String &dirtyString);
    void showSprites(DataFileHeader **nameSprites, bool allowSave);
    void handleKeyPress(Common::KeyState kbd, Common::String &textBuf);

    uint32 prepareSaveData(uint8 *destBuf);

    bool autoSaveExists();
    uint16 restoreGameFromFile(bool autoSave);
    void importOldMegaSet(uint8 **srcPos, MegaSet *mega);
    void importOldCompact(Compact* destCpt, uint8 **srcPos, uint16 numElems, uint16 type, char *name);
    uint16 parseSaveData(uint8 *srcBuf);

    Common::SaveFileManager *_saveFileMan;
    SkyCompact *_skyCompact;
    Screen *_skyScreen;
    Disk *_skyDisk;
    Mouse *_skyMouse;
    Text *_skyText;
    MusicBase *_skyMusic;
    Logic *_skyLogic;
    Sound *_skySound;
    OSystem *_system;
    bool _mouseClicked;
    Common::KeyState _keyPressed;
    Common::CustomEventType _action;
    int _mouseWheel;
    Common::Keymap *_shortcutsKeymap;

    struct {
        uint8 *controlPanel;
        uint8 *button;
        uint8 *buttonDown;
        uint8 *savePanel;
        uint8 *yesNo;
        uint8 *slide;
        uint8 *slode;
        uint8 *slode2;
        uint8 *slide2;
        uint8 *musicBodge;
    } _sprites;

    uint8 *_screenBuf;
    int _lastButton;
    uint32 _curButtonText;
    uint16 _firstText;
    uint16 _savedMouse;
    uint32 _savedCharSet;
    uint16 _enteredTextWidth;

    ConResource *createResource(void *pSpData, uint32 pNSprites, uint32 pCurSprite, int16 pX, int16 pY, uint32 pText, uint8 pOnClick, uint8 panelType);

    DataFileHeader *_textSprite;
    TextResource *_text;

    ConResource *_controlPanel, *_exitButton, *_slide, *_slide2, *_slode;
    ConResource *_restorePanButton, *_savePanButton, *_dosPanButton, *_restartPanButton, *_fxPanButton, *_musicPanButton;
    ConResource *_bodge, *_yesNo;
    ConResource *_controlPanLookList[9];

    //- Save/restore panel
    ConResource *_savePanel;
    ConResource *_saveButton, *_downFastButton, *_downSlowButton;
    ConResource *_upFastButton, *_upSlowButton, *_quitButton, *_restoreButton;
    ConResource *_autoSaveButton;

    ConResource *_savePanLookList[6], *_restorePanLookList[7];

    ControlStatus *_statusBar;

    static char _quitTexts[18][35];
    static uint8 _crossImg[594];
};

} // End of namespace Sky

#endif // CONTROL_H