/** Transfers the image or cancels the transfer depending on the state of the TWAIN system
*/
void TwainIface::TransferImage()
{
TW_IMAGEINFO info;
bool bContinue=true;
while(bContinue)
{
if(GetImageInfo(info))
{
int permission = ShouldTransfer(info);
switch(permission)
{
case TWCPP_CANCELTHIS:
bContinue=EndTransfer();
break;
case TWCPP_CANCELALL:
CancelTransfer();
bContinue=false;
break;
case TWCPP_DOTRANSFER:
bContinue=GetImage(info);
break;
}
}
}
}
/*
Trasnfers the image or cancels the transfer depending on the state of the
TWAIN system
*/
void CTwain::TransferImage()
{
TW_IMAGEINFO info;
BOOL bContinue=TRUE;
while(bContinue)
{
if(GetImageInfo(info))
{
int permission;
permission = ShouldTransfer(info);
switch(permission)
{
case TWCPP_CANCELTHIS:
bContinue=EndTransfer();
break;
case TWCPP_CANCELALL:
CancelTransfer();
bContinue=FALSE;
break;
case TWCPP_DOTRANSFER:
bContinue=GetImage(info);
break;
}
}
}
}
/*
Calls TWAIN to actually get the image
*/
BOOL CTwain::GetImage(TW_IMAGEINFO& info)
{
HANDLE hBitmap;
CallTwainProc(&m_AppId,&m_Source,DG_IMAGE,DAT_IMAGENATIVEXFER,MSG_GET,&hBitmap);
switch(m_returnCode)
{
case TWRC_XFERDONE:
TRACE("********** GetImage --> TWRC_XFERDONE ************\n");
CopyImage(hBitmap,info);
break;
case TWRC_CANCEL:
TRACE("GetImage --> TWRC_CANCEL.\n");
break;
case TWRC_FAILURE:
TRACE("********** GetImage --> TWRC_FAILURE ************\n");
CancelTransfer();
return FALSE;
default:
TRACE("GetImage --> default.\n");
break;
}
GlobalFree(hBitmap);
TRACE("********** GetImage --> done ************\n");
return EndTransfer();
}
/** Calls TWAIN to actually get the image */
bool KSaneWidgetPrivate::GetImage(TW_IMAGEINFO& info)
{
TW_MEMREF pdata;
CallTwainProc(&m_AppId, &m_Source, DG_IMAGE, DAT_IMAGENATIVEXFER, MSG_GET, &pdata);
switch(m_returnCode)
{
case TWRC_XFERDONE:
//qDebug()<< "GetImage:TWRC_XFERDONE";
ImageData(pdata, info);
break;
case TWRC_CANCEL:
//qDebug()<< "GetImage:TWRC_CANCEL";
break;
case TWRC_FAILURE:
//qDebug()<< "GetImage:TWRC_FAILURE";
CancelTransfer();
return false;
break;
}
GlobalFree(pdata);
return EndTransfer();
}
/*
Trasnfers the image or cancels the transfer depending on the state of the
TWAIN system
*/
void CTwain::TransferImage()
{
TW_IMAGEINFO info;
BOOL bContinue = TRUE;
int nScanStatus = 0; //扫描结束时状态，1--正常扫描结束
TRACE("********** TransferImage ************\n");
while(bContinue)
{
if (GetImageInfo(info) && _bTwainContinue) //GetImageInfo(info)
{
int permission;
permission = ShouldTransfer(info);
switch(permission)
{
case TWCPP_CANCELTHIS:
TRACE("************ TransferImage--> TWCPP_CANCELTHIS. 1 ************\n");
bContinue=EndTransfer();
nScanStatus = -1;
TRACE("************ TransferImage--> TWCPP_CANCELTHIS.2 ************\n");
break;
case TWCPP_CANCELALL:
TRACE("************ TransferImage--> TWCPP_CANCELALL. 1 ************\n");
CancelTransfer();
bContinue=FALSE;
nScanStatus = -2;
TRACE("************ TransferImage--> TWCPP_CANCELALL. 2 ************\n");
break;
case TWCPP_DOTRANSFER:
TRACE("********** TransferImage --> TWCPP_DOTRANSFER ************\n");
bContinue=GetImage(info);
if (!_bHasNextPic)
nScanStatus = 1;
else
nScanStatus = 2;
break;
default:
TRACE("************ TransferImage--> default. ************\n");
bContinue = FALSE;
nScanStatus = -3;
break;
}
}
else
{
TRACE("************ TransferImage --> GetImageInfo failed or m_bContinue = false *************\n");
nScanStatus = -4;
EndTransfer();
bContinue = FALSE;
}
}
TRACE("******* 扫描完成 ***********\n");
ScanDone(nScanStatus);
}
void COPPController::HandleError(TBool aAbort)
{
TRACE_ERROR((_L( "[oppreceiveservice] COPPController:HandleError" )));
iReceivingFailed = ETrue;
iShowRecvCompleteDialog = EFalse;
if( iObexTransferState == ETransferPut || (!aAbort && iObexTransferState == ETransferPutDiskError) )
{
CancelTransfer();
if(iMediaType == ESrcsMediaBT)
{
TRAP_IGNORE(
LaunchFailureDialogL();
);
/*
Calls TWAIN to actually get the image
*/
BOOL CTwain::GetImage(TW_IMAGEINFO& info)
{
HANDLE hBitmap;
CallTwainProc(&m_AppId,&m_Source,DG_IMAGE,DAT_IMAGENATIVEXFER,MSG_GET,&hBitmap);
switch(m_returnCode)
{
case TWRC_XFERDONE:
CopyImage(hBitmap,info);
break;
case TWRC_CANCEL:
break;
case TWRC_FAILURE:
CancelTransfer();
return FALSE;
}
GlobalFree(hBitmap);
return EndTransfer();
}
/** Calls TWAIN to actually get the image
*/
bool TwainIface::GetImage(TW_IMAGEINFO& info)
{
TW_MEMREF pdata;
CallTwainProc(&m_AppId, &m_Source, DG_IMAGE, DAT_IMAGENATIVEXFER, MSG_GET, &pdata);
switch(m_returnCode)
{
case TWRC_XFERDONE:
CopyImage(pdata, info);
break;
case TWRC_CANCEL:
break;
case TWRC_FAILURE:
CancelTransfer();
return false;
break;
}
GlobalFree(pdata);
return EndTransfer();
}
/* ===================================================================*/
LDD_TDeviceData* DMA1_InitChannel(LDD_TDeviceData *DeviceDataPtr, DMA1_TChnInit *ChIntPtr, LDD_TUserData *UserDataPtr)
{
uint32_t LogChnNum = ChIntPtr->ChnNum;
DMA1_TChnDevData *ChnDevDataPtr;
DMA1_TChnDevConst const *ChnDevConstPtr;
DMA1_TTCD *TCDPtr;
uint8_t PhyChnNum;
ChnDevDataPtr = &((DMA1_TDeviceData *)DeviceDataPtr)->ChnDevData[LogChnNum];
ChnDevConstPtr = &(DMA1_DevConst.ChnDevConst[LogChnNum]);
TCDPtr = ChnDevConstPtr->TCDPtr;
PhyChnNum = ChnDevConstPtr->PhyChnNum;
DMA_PDD_EnablePeripheralRequest(DMA_BASE_PTR, PhyChnNum, PDD_DISABLE); /* Disable channel peripheral request (in the DMAMUX) */
CancelTransfer(ChnDevConstPtr); /* Cancel transfer (if pending) */
*TCDPtr = ChIntPtr->TCD; /* Initialize channel TCD (channel registers) */
ChnDevDataPtr->ChnDevConstPtr = ChnDevConstPtr; /* Remember channel constants address */
ChnDevDataPtr->TCDPtr = TCDPtr; /* Remember channel TCD address */
ChnDevDataPtr->UserDataPtr = UserDataPtr; /* Remember channel User data pointer */
ChnDevDataPtr->Events = ChIntPtr->Events; /* Initialize events */
DMA_PDD_EnableErrorInterrupt(DMA_BASE_PTR, PhyChnNum);
DMAMUX_PDD_SetChannelSource(DMAMUX_BASE_PTR, PhyChnNum, ChIntPtr->MUX_CHCFG_Reg); /* Set channel peripheral request (in the DMAMUX) */
return ChnDevDataPtr;
}