o_sacd.c

Zoran V966 DVD 解码 Soc芯片的源程序

			// Display the active item if the HD area was switched.
			if(_IsHDAreaSwitched())
			{
				UINT16 wCurentItem = CoreAPI_GetCurrentChapterTrackNum() - 1;
				pList->moParam.mwFirstDisplayItem = wCurentItem - (wCurentItem % pList->moParam.mcNumVisibleItems);
				_ResetHDAreaChangedFlag();
			}

			// Set list parameters.
			pList->moParam.mwTotalItems = CoreAPI_GetTotalChapterTrackNum(0);

			cNumItemsToDisplay = MIN((pList->moParam.mwTotalItems - pList->moParam.mwFirstDisplayItem), pList->moParam.mcNumVisibleItems);

			 // Start from 1 because track numbers in the SACD navigator start from 1.
			for(cCount = 1; cCount <= cNumItemsToDisplay; cCount++)
			{
				pObject = OVLIST_CreateAndAppendItem(pList, &oListItemDescriptor);

				MS_SendOperation(pObject, MS_OP_OPEN, pList->moParam.mwFirstDisplayItem + cCount);
				MS_SendOperation(pObject, MS_OP_INIT, 0);
			}

			MS_DisplayAddObject(pThis);
			
			// Set focus to the appropriate list item.
			if(MS_IsFocused(pList))
			{
				pObject = MS_GetObjectListPtr(pList);
				
				if(MS_IS_FOCUS_ON_LASTITEM(pList))
				{
					while(NULL != pObject->mpNext)
						pObject = pObject->mpNext;					
				}
				MS_ScreenSetFocusObject(pObject);
			}
		}
		return MsOp;

	default:
		break;
	}
	return MsOp;
}

/***************************************************************************************
*	Function 	: 	_HelpTextOperation
*
*	In		:
*
*	Out		:
*
*	Desc 	:	Operation function of the SACD help text.
****************************************************************************************/
STATIC MS_OP _HelpTextOperation(MSO_OBJECT __NEAR* pThis, MS_OP MsOp, UINT32 lParam)
{
	// Pre-processing
	switch(MsOp)
	{
	case MS_OP_TICK:
		{
			MSO_SACD_HELPTEXT __NEAR* pHelpText = (MSO_SACD_HELPTEXT __NEAR*)pThis;
			UINT16 wCurItemNum = CoreAPI_GetCurrentChapterTrackNum();
			MSO_MULTILINE_TEXT __NEAR* pMultiLineText = (MSO_MULTILINE_TEXT __NEAR*)pThis;			

			if((0 == wCurItemNum) && (0 != pMultiLineText->moParam.moEntryTable.mcTableEntryCount)) // We are in Full stop state.
			{
				MS_SendOperation(pThis, MS_OP_EMPTY, 0);
                		MS_SendOperation(pThis, MS_OP_REFRESH, 0);
			}
			else if(wCurItemNum != pHelpText->moParam.mwCurrentTrack)
			{
				pHelpText->moParam.mwCurrentTrack = wCurItemNum;
				MS_SendOperation(pThis, MS_OP_BUILD_TEXT_TABLE, 0);
			}
		}
		break;

	case MS_OP_POPULATE_TEXT_TABLE:
		{
			UINT8 cWordsWritten = 0;
			OSD_MESSAGES osdAvailableChannels = S_NULL;
			FORMATED_UNICODE_STRING oFormUniStr;

			MSO_SACD_HELPTEXT __NEAR* pHelpText = (MSO_SACD_HELPTEXT __NEAR*)pThis;
			((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount = 0;

			// Disc Name
			cWordsWritten = STR_GenerateOSDMESSAGEString(S_DISC, oFormUniStr.mszUniStr, 0, UNISTR_LENGTH_MAX);
			
            		// Tag a colon, and a space on the end.
			oFormUniStr.mszUniStr[cWordsWritten++] = L':';
			oFormUniStr.mszUniStr[cWordsWritten++] = UNICODE_SPACE;

			CoreAPI_GetDiscName(&oFormUniStr.mszUniStr[cWordsWritten], (INT8)((UNISTR_LENGTH_MAX - cWordsWritten) * sizeof(WCHAR)));

			// Remove any extra spacing on the end.
			STR_AppendPaddingSpace(oFormUniStr.mszUniStr, MIN(wcslen(oFormUniStr.mszUniStr),UNISTR_LENGTH_MAX), UNISTR_LENGTH_MAX, SACD_INFO_PADDING_SPACES);
			
			oFormUniStr.mtFontIndex = (((MS_DESCRIPTOR_TEXT *)((MS_DESCRIPTOR_MULTILINE_TEXT *)pThis->mpDescriptor))->mtFontIndex);
			OSDR_FormatUniString((FORMATED_UNICODE_STRING __NEAR *)&oFormUniStr);
			OSDR_SetScFormUniStr((FORMATED_UNICODE_STRING __NEAR*)&oFormUniStr, 
									((MULTILINE_TEXT_TABLE*)lParam)->mwEntries[((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount]);
			((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount++;

			// Track Title
			cWordsWritten = STR_GenerateOSDMESSAGEString(S_TRACK, oFormUniStr.mszUniStr, 0, UNISTR_LENGTH_MAX);
			
			// Tag a colon, and a space on the end.
			oFormUniStr.mszUniStr[cWordsWritten++] = L':';
			oFormUniStr.mszUniStr[cWordsWritten++] = UNICODE_SPACE;

			CoreAPI_GetTrackOrTitleName((pHelpText->moParam.mwCurrentTrack - 1),
										&oFormUniStr.mszUniStr[cWordsWritten], (INT8)((UNISTR_LENGTH_MAX - cWordsWritten) * sizeof(WCHAR)));
			
			// Remove any extra spacing on the end.
			STR_AppendPaddingSpace(oFormUniStr.mszUniStr, MIN(wcslen(oFormUniStr.mszUniStr),UNISTR_LENGTH_MAX), UNISTR_LENGTH_MAX, SACD_INFO_PADDING_SPACES);

			oFormUniStr.mtFontIndex = (((MS_DESCRIPTOR_TEXT *)((MS_DESCRIPTOR_MULTILINE_TEXT *)pThis->mpDescriptor))->mtFontIndex);
			OSDR_FormatUniString((FORMATED_UNICODE_STRING __NEAR *)&oFormUniStr);
			OSDR_SetScFormUniStr((FORMATED_UNICODE_STRING __NEAR*)&oFormUniStr, 
									((MULTILINE_TEXT_TABLE*)lParam)->mwEntries[((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount]);
			((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount++;

			// Artist Name
			cWordsWritten = STR_GenerateOSDMESSAGEString(S_ARTIST, oFormUniStr.mszUniStr, 0, UNISTR_LENGTH_MAX);
			
            		// Tag a colon, and a space on the end.
			oFormUniStr.mszUniStr[cWordsWritten++] = L':';
			oFormUniStr.mszUniStr[cWordsWritten++] = UNICODE_SPACE;

			CoreAPI_GetArtistName(&oFormUniStr.mszUniStr[cWordsWritten], (INT8)((UNISTR_LENGTH_MAX - cWordsWritten) * sizeof(WCHAR)));

			// Remove any extra spacing on the end.
			STR_AppendPaddingSpace(oFormUniStr.mszUniStr, MIN(wcslen(oFormUniStr.mszUniStr),UNISTR_LENGTH_MAX), UNISTR_LENGTH_MAX, SACD_INFO_PADDING_SPACES);
			
			oFormUniStr.mtFontIndex = (((MS_DESCRIPTOR_TEXT *)((MS_DESCRIPTOR_MULTILINE_TEXT *)pThis->mpDescriptor))->mtFontIndex);
			OSDR_FormatUniString((FORMATED_UNICODE_STRING __NEAR *)&oFormUniStr);
			OSDR_SetScFormUniStr((FORMATED_UNICODE_STRING __NEAR*)&oFormUniStr, 
									((MULTILINE_TEXT_TABLE*)lParam)->mwEntries[((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount]);
			((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount++;			

			// Available Area
			cWordsWritten = STR_GenerateOSDMESSAGEString(S_SACD_AVAILABLE_AREA, oFormUniStr.mszUniStr, 0, UNISTR_LENGTH_MAX);
			
            		// Tag a colon, and a space on the end.
			oFormUniStr.mszUniStr[cWordsWritten++] = L':';
			oFormUniStr.mszUniStr[cWordsWritten++] = UNICODE_SPACE;		

			if(CoreAPI_IsTwoChannelAreaAvailable() && CoreAPI_IsMultiChannelAreaAvailable())
				osdAvailableChannels = S_SACD_TWO_AND_MULTI_CHANNEL;
			else if(CoreAPI_IsTwoChannelAreaAvailable())
				osdAvailableChannels = S_SACD_TWO_CHANNEL;
			else if(CoreAPI_IsMultiChannelAreaAvailable())
				osdAvailableChannels = S_SACD_MULTI_CHANNEL;

			STR_GenerateOSDMESSAGEString(osdAvailableChannels, &oFormUniStr.mszUniStr[cWordsWritten], 0, (UNISTR_LENGTH_MAX - cWordsWritten));

			// Remove any extra spacing on the end
			STR_AppendPaddingSpace(oFormUniStr.mszUniStr, MIN(wcslen(oFormUniStr.mszUniStr),UNISTR_LENGTH_MAX), UNISTR_LENGTH_MAX, SACD_INFO_PADDING_SPACES);
			
			oFormUniStr.mtFontIndex = (((MS_DESCRIPTOR_TEXT *)((MS_DESCRIPTOR_MULTILINE_TEXT *)pThis->mpDescriptor))->mtFontIndex);
			OSDR_FormatUniString((FORMATED_UNICODE_STRING __NEAR *)&oFormUniStr);
			OSDR_SetScFormUniStr((FORMATED_UNICODE_STRING __NEAR*)&oFormUniStr, 
									((MULTILINE_TEXT_TABLE*)lParam)->mwEntries[((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount]);
			((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount++;

			// Active Area.
			cWordsWritten = STR_GenerateOSDMESSAGEString(S_SACD_ACTIVE_AREA, oFormUniStr.mszUniStr, 0, UNISTR_LENGTH_MAX);
			
            		// Tag a colon, and a space on the end.
			oFormUniStr.mszUniStr[cWordsWritten++] = L':';
			oFormUniStr.mszUniStr[cWordsWritten++] = UNICODE_SPACE;

			osdAvailableChannels = CoreAPI_IsCurrentAreaMultiChannel() ? S_SACD_MULTI_CHANNEL : S_SACD_TWO_CHANNEL;

			STR_GenerateOSDMESSAGEString(osdAvailableChannels, &oFormUniStr.mszUniStr[cWordsWritten], 0, (UNISTR_LENGTH_MAX - cWordsWritten));

			// Remove any extra spacing on the end
			STR_AppendPaddingSpace(oFormUniStr.mszUniStr, MIN(wcslen(oFormUniStr.mszUniStr),UNISTR_LENGTH_MAX), UNISTR_LENGTH_MAX, SACD_INFO_PADDING_SPACES);
			
			oFormUniStr.mtFontIndex = (((MS_DESCRIPTOR_TEXT *)((MS_DESCRIPTOR_MULTILINE_TEXT *)pThis->mpDescriptor))->mtFontIndex);
			OSDR_FormatUniString((FORMATED_UNICODE_STRING __NEAR *)&oFormUniStr);
			OSDR_SetScFormUniStr((FORMATED_UNICODE_STRING __NEAR*)&oFormUniStr, 
									((MULTILINE_TEXT_TABLE*)lParam)->mwEntries[((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount]);
			((MULTILINE_TEXT_TABLE*)lParam)->mcTableEntryCount++;
		}
		return MS_OP_NONE;
		
	default:
		break;
	}
	
	MsOp = OHSCROLLTEXT_Operation(pThis, MsOp, lParam);

	// Post-processing.
	switch(MsOp)
	{
	case MS_OP_ON_DEFROST: // Fall Through !!!
	case MS_OP_INIT:
		{
			MSO_SACD_HELPTEXT __NEAR* pHelpText = (MSO_SACD_HELPTEXT __NEAR*)pThis;
			pHelpText->moParam.mwCurrentTrack = CoreAPI_GetCurrentChapterTrackNum();

			if(pHelpText->moParam.mwCurrentTrack)
			{
				MS_SendOperation(pThis, MS_OP_BUILD_TEXT_TABLE, 0);
				MS_DisplayAddObject(pThis);
			}
		}
		break;
		
	default:
		break;
	}
	return MsOp;
}

/***************************************************************************************
*	Function 	: 	_SACDOperation
*
*	In		:
*
*	Out		:
*
*	Desc 	:	MSO_SACD user operation function.
****************************************************************************************/
STATIC MS_OP _SACDOperation(MSO_OBJECT __NEAR* pThis, MS_OP MsOp, UINT32 lParam)
{
	// Pre-processing.
	switch(MsOp)
	{
	case MS_OP_INIT:
		{
			MSO_SACD __NEAR* pSACDWnd = (MSO_SACD __NEAR*)pThis;
			
			MS_ComponentInitFocus((MSO_COMPONENT __NEAR*)pThis);
			pSACDWnd->moParam.mbFocusActiveItem = FALSE;
			pSACDWnd->moParam.mbHDAreaChanged = FALSE;
		}
		break;

	case MS_OP_CORE_SACD_TRACK_UPDATE:
		{
			MSO_SACD __NEAR* pSACDWnd = (MSO_SACD __NEAR*)pThis;
			pSACDWnd->moParam.mbFocusActiveItem = TRUE;
		}
		break;

	case MS_OP_CORE_SACD_AREA_CHANGED:
		{
			MSO_SACD __NEAR* pSACDWnd = (MSO_SACD __NEAR*)pThis;
			pSACDWnd->moParam.mbFocusActiveItem = FALSE;
			pSACDWnd->moParam.mbHDAreaChanged = TRUE;
			MS_SendOpObject(pThis, MS_OP_REFRESH, 0);
			MS_SendOp(MS_OP_MSG_SYS_SACD_AREA_CHANGED, 0);
		}
		break;
      
	default:
		break;
	}	
	
	MsOp = MS_ComponentBasicOperation(pThis, MsOp, lParam);

	// Post-processing
	switch(MsOp)
	{
	case MS_OP_MENU_SWITCH_SACD_LAYER:
		{
			MS_SendOp(MS_OP_MSG_SYS_SACD_LAYER_CHANGED, S_SACD_SWITCHING_TO_CD_LAYER);
			MS_SendOperation(pThis, MS_OP_CLOSE_PARENT, 0);
		}
		break;

	case MS_OP_POWER: // Fall Through !!!
	case MS_OP_EJECT:
		{
			// Indicate that the component is to be closed.
			MS_SendOperation(pThis, MS_OP_CLOSE_PARENT, 0);
         	}
		break; 
		
	default:
		break;
	}

	if(MS_IS_USER_OP(MsOp))
	{
		switch(MsOp)
		{
		case MS_OP_MENU:			// Fall Through!!!
		case MS_OP_TITLE:			// Fall Through!!!
		case MS_OP_AUDIO:			// Fall Through!!!
		case MS_OP_SUBTITLE:			// Fall Through!!!
		case MS_OP_ANGLE:			// Fall Through!!!
		case MS_OP_KARAOKE:			// Fall Through!!!
		case MS_OP_EQUALIZER:		// Fall Through!!!
		case MS_OP_SPECTRUM:		// Fall Through!!!
		case MS_OP_PROLOGIC:		// Fall Through!!!
		case MS_OP_ZOOM:			// Fall Through!!!
#ifdef D_GUI_COMPONENT_DISPLAY
		case MS_OP_DISPLAY:			// Fall Through!!!
#endif // D_GUI_COMPONENT_DISPLAY
		case MS_OP_DD_EX:			// Fall Through!!!
		case MS_OP_BASS_MGR:
#ifdef EZVIEW_ENABLED
		case MS_OP_EZVIEW:
#endif // EZVIEW_ENABLED
			PROHIBIT(MSG_PROHIBIT_NOT_ALLOWED_NOW);
			return MS_OP_NONE;

		default:
			break;
		}
	}
	return MsOp;
}



/***************************************************************************************
* 	Display functions
****************************************************************************************/

/***************************************************************************************
*	Function 	: 	_ListItemFillOSDSeg
*
*	In		:
*
*	Out		:
*
*	Desc 	:	MSO_SACD_LISTITEM display function.
****************************************************************************************/
STATIC BOOL _ListItemFillOSDSeg(MSO_OBJECT __NEAR* pThis, MS_AREA __NEAR* pAbsArea)
{
	FORMATED_UNICODE_STRING oFormUniStr;
	MSO_SACD_LISTITEM __NEAR* pListItem = (MSO_SACD_LISTITEM __NEAR*)pThis;
	MS_DESCRIPTOR_TEXT* pDescriptorText = (MS_DESCRIPTOR_TEXT*)pThis->mpDescriptor;

	OSDR_FillOsdSegBitmap(BMP_SACD_AUDIO_FILE, pAbsArea, SACD_LISTITEM_TYPE_ICON_XPOS, SACD_LISTITEM_TYPE_ICON_YPOS, 
							ALIGN_H_LEFT, ALIGN_V_CENTER, NULL_EXPANSION, NULL_EXPANSION);
	
	OSDR_GetFormUniStr_ScFormatted((FORMATED_UNICODE_STRING __NEAR*)&oFormUniStr, (UINT32)(((MSO_TEXT __NEAR*)pThis)->moParam.wScFormUniStr));

	OSDR_FillOsdSegUniString((FORMATED_UNICODE_STRING __NEAR*)&oFormUniStr, 
							pAbsArea,
							SACD_LISTITEM_TEXT_XPOS,
							(pAbsArea->mwH >> 1) ,
							ALIGN_H_LEFT,
							ALIGN_V_CENTER,
							(pListItem->moParam.mbIsPlaying) ? CIDX_ACTIVE_LISTITEM : OTEXT_GetColorFromSet(pThis, pDescriptorText->mpColorSetText));	

	if(MS_IsFocused(pThis))
		OSDR_FillOsdSegBitmapFitArea(BMP_FG_FOCUS, pAbsArea);

	return FALSE;
}

/***************************************************************************************
*	Function 	: 	_SACDFillOSDSeg
*
*	In		:
*
*	Out		:
*
*	Desc 	:	MSO_SACD display function.
****************************************************************************************/
STATIC BOOL _SACDFillOSDSeg(MSO_OBJECT __NEAR* pThis, MS_AREA __NEAR* pAbsArea)
{	
	MS_AREA oAbsArea;
	MS_DESCRIPTOR_SACD* pDescriptor = (MS_DESCRIPTOR_SACD*)pThis->mpDescriptor;

	oAbsArea.msX 	= pAbsArea->msX;
	oAbsArea.msY 	= pAbsArea->msY;
	oAbsArea.mwW 	= pAbsArea->mwW;
	oAbsArea.mwH 	= AREA_SACD_H;
	
	OSDR_FillOsdSegBitmapFitArea(pDescriptor->mpBgBmp, (MS_AREA __NEAR*)&oAbsArea);
	return FALSE;
}


/***************************************************************************************
* 	Public functions
****************************************************************************************/

/***************************************************************************************
*	Function	:	OSACD_OpenAtPos
*
*	In		:	pParent		=	Pointer to the parent container.
*
*				wStartX		=	X position of the component. The default position (specified in the 
*								descriptor) is used in case this parameter is set to DEFAULT_POSITION.
*
*				wStartY		=	Y position of the component.The default position (specified in the 
*								descriptor) is used in case this parameter is set to DEFAULT_POSITION.
*
*	Out		:	None.
*
*	Return	:	Pointer to the SACD component if opened successfully, otherwise NULL.
*
*	Desc	: 	Creates, and displays a SACD component at a specified position.
****************************************************************************************/
MSO_OBJECT __NEAR* OSACD_OpenAtPos(MSO_CONTAINER __NEAR* pParent, UINT16 wStartX, UINT16 wStartY)
{
	if(NULL != pParent)
	{
		MSO_OBJECT __NEAR* pSACDWnd = NULL;	

		pSACDWnd = (MSO_OBJECT __NEAR*)MS_ComponentOpen((MS_DESCRIPTOR_COMPONENT*)&oSACDDescriptor, pParent);

		if(NULL != pSACDWnd)
		{
			if((DEFAULT_POSITION != wStartX) || (DEFAULT_POSITION != wStartY))
			{
				wStartX = (DEFAULT_POSITION == wStartX) ? pSACDWnd->mpDescriptor->moArea.msX : wStartX;
				wStartY = (DEFAULT_POSITION == wStartY) ? pSACDWnd->mpDescriptor->moArea.msY : wStartY;
				MS_ObjectMove(pSACDWnd, wStartX, wStartY);
			}			
			MS_DisplayAddObject(pSACDWnd);
		}
		return pSACDWnd;
	}
	return NULL;
}

#endif //D_SUPPORT_SACD