osdfm.c

车载电子影音系统dvd播放系统原程序代码

#define OSDFM_MAIN_FILE

#include "winav.h"
#include "osd.h"
#include "OSDFM.h"
#include "Fmanager.h"
#include "cdinfo.h"
#include "hal.h"
#include "cc.h"
#include "utl.h"
#include "comutl.h"
#include "linear.h"
#include "servo.h"

#include "String.lan"


//***************************************************************************
//Note: Don't translate the following strings.
WORD code aFMRootIcon[] = {1, CHAR_ROOT_26};
WORD code aFMUpFolderIcon[] = {1, CHAR_UPFOLDER_26};
WORD code aFMFolderIcon[] = {1, CHAR_FOLDER_26};
WORD code aFMOpenFolderIcon[] = {1, CHAR_OPENFOLDER_26};
WORD code aFMJPEGIcon[] = {1, CHAR_JPEG_26};
WORD code aFMMP3Icon[] = {1, CHAR_MP3_26};
WORD code aFMWMAIcon[] = {1, CHAR_WMA_26};
#ifdef SUPPORT_DISPLAY_INVALID_AUDIO_FILE //CoCo2.39, support displaying invalid audio file.
WORD code aFMQuestionIcon[] = {1, CHAR_QUESTION};
#endif
#ifdef DOLBY_CERTIFICATION
WORD code aFMAC3Icon[] = {1, CHAR_AC3_26};
#endif
#ifdef SUPPORT_FM_VOB
WORD code aFMVOBIcon[] = {1, CHAR_VOB_26};
#endif
WORD code aFMMPGIcon[] = {1, CHAR_MPG_26};
#if defined(SUPPORT_CDROM_DAT) || defined(SUPPORT_DVDROM_DAT)
WORD code aFMDATIcon[] = {1, CHAR_DAT_26};
#endif
WORD code aFMSlash[][2] = {{1, CHAR_SLASH_26}, 
                            {1, CHAR_SLASH}};
WORD code aFMSpace[][2] = {{1, CHAR_SPACE_26}, 
                            {1, CHAR_SPACE}};
WORD code aFMMouhow[][2] = {{1, CHAR_MH_26}, 
                            {1, CHAR_MOUHOW}};

//Playing file
WORD code aFMPlayingFileTitle[] = {2, CHAR_N_TITLE, CHAR_MH_26};
WORD code aFMPlayingFolderTitle[] = {1, CHAR_OPENFOLDER_26};

#ifdef SUPPORT_FM_BUTTONS
//string for item (Program List UI)
WORD code aPLItemString[] = {2, CHAR_DOT, CHAR_SPACE};

//The string in the JPEG's window
WORD code aPLMP3[] = {3, CHAR_M, CHAR_P, CHAR_3};
WORD code aPLAC3[] = {3, CHAR_A, CHAR_C, CHAR_3};
WORD code aPLWMA[] = {3, CHAR_W, CHAR_M, CHAR_A};
WORD code aPLMPG[] = {3, CHAR_M, CHAR_P, CHAR_G};
WORD code aPLDAT[] = {3, CHAR_D, CHAR_A, CHAR_T};
WORD code aPLVOB[] = {3, CHAR_V, CHAR_O, CHAR_B};
WORD code aPLJPEG[] = {4, CHAR_J, CHAR_P, CHAR_E, CHAR_G};
#endif
//***************************************************************************

WORD __wStartDrawItem; //The staring item in the right file window.
BYTE __bStartDrawDir; //The starting item in the left file window.
BYTE __bActiveDirChange;
WORD _wOSDFMTemp;
BYTE _bOSDFMTemp, _bOSDFMTemp1, _bOSDFMTemp2, _bOSDFMTemp3;
BYTE  _bOSDFMHelpType;  
BYTE  _bOSDFMTitleType;  
BYTE  _bOSDFMUpdate;
BYTE  _bRecoverUI;
WORD  _wTransformFileIndex;
BYTE  _bOSDFMPlayingTitle;
WORD _wFileIndex;
BYTE _bResetState;
BYTE _OSDFMFlashCount;
BYTE _bOSDFMIconType;
BYTE _bOSDFMDrawUnicodeString; //CoCo.236, support UNICODE string.
WORD _wOSDFMMaxStringSpace; //CoCo.236, support UNICODE string.

extern WORD _wHPos;
extern WORD __wVStart;
extern BYTE DATA _bOSDLang; 
//OSD global variables
extern BYTE __bOSDFg;
extern BYTE __bOSDBg;
extern WORD __wOSDUpVPos;
extern WORD __wOSDUpHPos;
extern WORD __wOSDBottomVPos;
extern WORD __wOSDBottomHPos;
extern BYTE _bCurrentUI;
extern BYTE __bFMHide;
extern BYTE __bDumpPage;
extern BYTE __bJolietTitle; //CoCo.236, support UNICODE string.

extern PFILE_RECORD    __pFMFileRecord; //CoCo1.25, New structure of File Manager

//***************************************************************************
//  Function    :   OSDFM_Update
//  Abstract    :   Update the File Manager UI according to the message.
//  Arguments   :   OSDFM_MSG_INITIAL: Send this message when enter Program List at first time.
//              :   OSDFM_MSG_UPDATE_HIGHLIGHT: Send this message when you want to update highlight.
//              :   OSDFM_MSG_CLEAR_HIGHLIGHT: Send this message when you want to clear highlight.
//              :   OSDFM_MSG_DRAW_FRAME: Send this message when you want to draw the frame for JPEG.
//              :   OSDFM_MSG_CLEAR_FRAME: Send this message when you want to clear the frame if it not a JPEG file.
//              :   OSDFM_MSG_UPDATE_CHANGE_DIR: Send this message when you change the directory at the same level.
//              :   OSDFM_MSG_DRAW_PROGRAM: Send this message when you want to draw a selected frame for current cursor in Program Mode.
//              :   OSDFM_MSG_CLEAR_PROGRAM: Send this message when you want to clear a selected frame for current cursor in Program Mode.
//              :   OSDFM_MSG_UPDATE_FILE_WINDOW_NEXT: Send this message when user press KEY_NEXT or "Next" button.
//              :   OSDFM_MSG_UPDATE_FILE_WINDOW_PREVIOUS: Send this message when user press KEY_PREVIOUS or "previous" button.
//              :   OSDFM_MSG_UPDATE_CHANGE_DIR_LEVEL: Send this message when you change the directory level.
//  Return		:   none.
//  Side Effect :   none.
//  Notes       :   
//***************************************************************************
void OSDFM_Update(BYTE bMessage)
{
    switch (bMessage)
    {
    case OSDFM_MSG_INITIAL:
        if (!__bFMHide)
        {
#ifdef SUPPORT_JPEG_3_FRAMES
    GDI_SetFonTableAddr(FONT_TABLE_NORMAL);
#endif    
            _OSDFM_Initial(MODE_INITIAL_UI);
        }
        break;
    case OSDFM_MSG_SHOW:
        _OSDFM_CloseCDIF();
#ifdef SUPPORT_JPEG_3_FRAMES
    GDI_SetFonTableAddr(FONT_TABLE_NORMAL);
#endif    
        _OSDFM_Initial(MODE_SHOW_UI);
        break;
    case OSDFM_MSG_UPDATE_HIGHLIGHT:
        if (!__bFMHide)
            _OSDFM_UpdateHighlight(UPDATE_HIGHLIGHT_DRAW);
        break;
    case OSDFM_MSG_CLEAR_HIGHLIGHT:
        if (!__bFMHide)
            _OSDFM_UpdateHighlight(UPDATE_HIGHLIGHT_CLEAR);
        break;		
    //CoCo1.01, for moving cursor when playing
    case OSDFM_MSG_CLEAR_ACTIVE_PLAYING_FILE:
        if (!__bFMHide)
            _OSDFM_UpdateActivePlayingFile(UPDATE_ACTIVE_PLAYING_FILE_CLEAR);
        break;
	case OSDFM_MSG_PLAYING:
        if (!__bFMHide)
            _OSDFM_UpdatePlayingTitle();
		break;
    case OSDFM_MSG_FLASH_PLAYING_FILE:
        if (!__bFMHide)
            _OSDFM_FlashPlayingFile(FALSE);
        break;
	case OSDFM_MSG_STOP:
        if (!__bFMHide)
        {
            _OSDFM_UpdateTitle();

            _OSDFMFlashCount = (OSDFM_FLASH_ACTIVE_FILE_COUNT << 1) - 1;
            _OSDFM_FlashPlayingFile(FALSE);

            //Clear time region 
            _OSDFM_ClearRegion(OSDFM_CLEAR_RECOVER_UPPER_REGION);
        }

        _OSDFMFlashCount = 0;
        _bOSDFMTitleType = OSDFM_TITLE_TYPE_NONE;
        _bOSDFMPlayingTitle = FALSE;
		break;
    //CoCo1.01, for moving cursor when playing
    case OSDFM_MSG_UPDATE_ACTIVE_PLAYING_FILE:
        if (!__bFMHide)
            _OSDFM_UpdateActivePlayingFile(UPDATE_ACTIVE_PLAYING_FILE_DRAW);
        break;
#ifdef SUPPORT_JPEG_PREVIEW   //CoCo2.31, reduce code size     
    case OSDFM_MSG_DRAW_FRAME:
        if (!__bFMHide)
            _OSDFM_DrawJPEGFrame(UPDATE_FRAME_DRAW);
        break;
    case OSDFM_MSG_CLEAR_FRAME:
        if (!__bFMHide)
            _OSDFM_DrawJPEGFrame(UPDATE_FRAME_CLEAR);
        break;
#endif
    case OSDFM_MSG_UPDATE_CHANGE_DIR:
        if (__bFMHide)
            _bResetState = TRUE;
        else
        {
            // wyc1.07, close CDIF when call this message to re-draw menu to avoid audio buffer overflow when MP3 playing and moving highlight. Close CDIF
            // before this message is because follow message will spend long time to re-draw.
            _OSDFM_CloseCDIF();
            _OSDFM_ChangeDir(); 
        }
        break;
    case OSDFM_MSG_UPDATE_PROGRAM_ITEM:
        if (!__bFMHide)
        {
            //assign the file's index to _wFileIndex before calling _OSDFM_DrawSelectedFrame.
            //Thus _OSDFM_DrawSelectedFrame() can draw the selected frame according to the width of the file's name.
            _wFileIndex = (WORD)(__FMSelectCursor.wIndex - __pFMDirTree[__bFMActiveDir].bNoOfSubDir);
            
            if (LINEAR_ProgramEntryOperation(LINEAR_QUERY_INDEX, 0, __bFMActiveDir, (WORD)(__FMSelectCursor.wIndex - __pFMDirTree[__bFMActiveDir].bNoOfSubDir+1)) != 0xFF)
            {
                //draw the selected frame
                _OSDFM_DrawSelectedFrame(UPDATE_FRAME_DRAW, (BYTE)((__FMSelectCursor.wIndex - __wStartDrawItem)%OSDFM_MAX_ITEM_IN_FILE_WINDOW));
            }
            else
                _OSDFM_DrawSelectedFrame(UPDATE_FRAME_CLEAR, (BYTE)((__FMSelectCursor.wIndex - __wStartDrawItem)%OSDFM_MAX_ITEM_IN_FILE_WINDOW));
        }
        break;
    case OSDFM_MSG_UPDATE_FILE_WINDOW_NEXT:
        if (!__bFMHide)
        {
            // wyc1.07, close CDIF when call this message to re-draw menu to avoid audio buffer overflow when MP3 playing and moving highlight. Close CDIF
            // before this message is because follow message will spend long time to re-draw.
            _OSDFM_CloseCDIF();
            _OSDFM_ChangePage(CHANGE_PAGE_NEXT);
        }
        break;
    case OSDFM_MSG_UPDATE_FILE_WINDOW_PREVIOUS:
        if (!__bFMHide)
        {
            // wyc1.07, close CDIF when call this message to re-draw menu to avoid audio buffer overflow when MP3 playing and moving highlight. Close CDIF
            // before this message is because follow message will spend long time to re-draw.
            _OSDFM_CloseCDIF();
            _OSDFM_ChangePage(CHANGE_PAGE_PREVIOUS);
        }
        break;
    case OSDFM_MSG_UPDATE_CHANGE_DIR_LEVEL:
        if (__bFMHide)
            _bResetState = TRUE;
        else
        {
            // wyc1.07, close CDIF when call this message to re-draw menu to avoid audio buffer overflow when MP3 playing and moving highlight. Close CDIF
            // before this message is because follow message will spend long time to re-draw.
            _OSDFM_CloseCDIF();
            _OSDFM_ChangeDirLevel();
        }
        break;        
    case OSD_MSG_RECOVER_UPPPER_REGION:
        if (!__bFMHide)
            _OSDFM_RecoverDisplayUpperRegion();
        break;
    case OSD_MSG_RECOVER_BOTTOM_REGION:
        if (!__bFMHide)
            _OSDFM_RecoverDisplayBottomRegion();
        break;
    case OSDFM_MSG_CHANGE_MODE: //CoCo1.10, for changing mode recovery.
        _OSDFM_CloseCDIF();
        _OSDFM_ChangeMode();
        break;
#ifdef SUPPORT_DISPLAY_INVALID_AUDIO_FILE //CoCo2.39, support displaying invalid audio file.
    case OSDFM_MSG_INVALID_AUDIO_FILE:
        _OSDFM_ShowInvalidAudioFile();
        break;
#endif
        //show time
    case MSG_ABSTIME:
    case MSG_RELTIME:
    case MSG_TITLE_TIME:
    case MSG_CHAPTER_TIME:
    case MSG_REMAIN_ABSTIME:
    case MSG_REMAIN_RELTIME:
    case MSG_REMAIN_TITLE_TIME:
    case MSG_REMAIN_CHAPTER_TIME:
        if (!__bFMHide)
            _OSDFM_ShowTime();
        break;
    default:
        break;
    }
}

#ifdef SUPPORT_FM_BUTTONS
//***************************************************************************
//  Function    :   _OSDFM_SetButtonAttribute
//  Abstract    :   This function will set common attributes for the button including draw the button and it's name.
//  Arguments   :   bButtonIndex: The index of the button in the button list array.
//              :   bHighlight: The button is highlighted or not. TRUE==>highlight. FALSE==>not highlighted.
//  Return		:   none.
//  Side Effect :   none.
//  Notes       :   
//***************************************************************************
void _OSDFM_SetButtonAttribute(BYTE bButtonIndex)
{