FX_BOOL CPDFSDK_XFAAnnotHandler::HitTest(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
const CPDF_Point& point) {
if (!pPageView || !pAnnot)
return FALSE;
CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument();
if (!pSDKDoc)
return FALSE;
CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument();
if (!pDoc)
return FALSE;
IXFA_DocView* pDocView = pDoc->GetXFADocView();
if (!pDocView)
return FALSE;
IXFA_WidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler();
if (!pWidgetHandler)
return FALSE;
FX_DWORD dwHitTest =
pWidgetHandler->OnHitTest(pAnnot->GetXFAWidget(), point.x, point.y);
return (dwHitTest != FWL_WGTHITTEST_Unknown);
}
FX_BOOL _SendPostSaveToXFADoc(CPDFXFA_Document* pDocument) {
if (!pDocument)
return FALSE;
if (pDocument->GetDocType() != DOCTYPE_DYNAMIC_XFA &&
pDocument->GetDocType() != DOCTYPE_STATIC_XFA)
return TRUE;
IXFA_DocView* pXFADocView = pDocument->GetXFADocView();
if (NULL == pXFADocView)
return FALSE;
IXFA_WidgetHandler* pWidgetHander = pXFADocView->GetWidgetHandler();
CXFA_WidgetAcc* pWidgetAcc = NULL;
IXFA_WidgetAccIterator* pWidgetAccIterator =
pXFADocView->CreateWidgetAccIterator();
pWidgetAcc = pWidgetAccIterator->MoveToNext();
while (pWidgetAcc) {
CXFA_EventParam preParam;
preParam.m_eType = XFA_EVENT_PostSave;
pWidgetHander->ProcessEvent(pWidgetAcc, &preParam);
pWidgetAcc = pWidgetAccIterator->MoveToNext();
}
pWidgetAccIterator->Release();
pXFADocView->UpdateDocView();
pDocument->_ClearChangeMark();
return TRUE;
}
IXFA_WidgetHandler* CPDFSDK_XFAAnnotHandler::GetXFAWidgetHandler(
CPDFSDK_Annot* pAnnot) {
if (!pAnnot)
return NULL;
CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
if (!pPageView)
return NULL;
CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument();
if (!pSDKDoc)
return NULL;
CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument();
if (!pDoc)
return NULL;
IXFA_DocView* pDocView = pDoc->GetXFADocView();
if (!pDocView)
return NULL;
return pDocView->GetWidgetHandler();
}
FX_BOOL _SendPreSaveToXFADoc(CPDFXFA_Document* pDocument,
CFX_PtrArray& fileList) {
if (pDocument->GetDocType() != DOCTYPE_DYNAMIC_XFA &&
pDocument->GetDocType() != DOCTYPE_STATIC_XFA)
return TRUE;
IXFA_DocView* pXFADocView = pDocument->GetXFADocView();
if (NULL == pXFADocView)
return TRUE;
IXFA_WidgetHandler* pWidgetHander = pXFADocView->GetWidgetHandler();
CXFA_WidgetAcc* pWidgetAcc = NULL;
IXFA_WidgetAccIterator* pWidgetAccIterator =
pXFADocView->CreateWidgetAccIterator();
pWidgetAcc = pWidgetAccIterator->MoveToNext();
while (pWidgetAcc) {
CXFA_EventParam preParam;
preParam.m_eType = XFA_EVENT_PreSave;
pWidgetHander->ProcessEvent(pWidgetAcc, &preParam);
pWidgetAcc = pWidgetAccIterator->MoveToNext();
}
pWidgetAccIterator->Release();
pXFADocView->UpdateDocView();
return _SaveXFADocumentData(pDocument, fileList);
}
DLLEXPORT int STDCALL FPDFPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle,
FPDF_PAGE page,
double page_x,
double page_y) {
if (!hHandle)
return -1;
CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
if (pPage) {
CPDF_InterForm interform(pPage->m_pDocument, FALSE);
CPDF_FormControl* pFormCtrl =
interform.GetControlAtPoint(pPage, static_cast<FX_FLOAT>(page_x),
static_cast<FX_FLOAT>(page_y), nullptr);
if (!pFormCtrl)
return -1;
CPDF_FormField* pFormField = pFormCtrl->GetField();
return pFormField ? pFormField->GetFieldType() : -1;
}
#ifdef PDF_ENABLE_XFA
CPDFXFA_Page* pXFAPage = UnderlyingFromFPDFPage(page);
if (!pXFAPage)
return -1;
IXFA_PageView* pPageView = pXFAPage->GetXFAPageView();
if (!pPageView)
return -1;
IXFA_DocView* pDocView = pPageView->GetDocView();
if (!pDocView)
return -1;
IXFA_WidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler();
if (!pWidgetHandler)
return -1;
std::unique_ptr<IXFA_WidgetIterator, ReleaseDeleter<IXFA_WidgetIterator>>
pWidgetIterator(pPageView->CreateWidgetIterator(
XFA_TRAVERSEWAY_Form,
XFA_WIDGETFILTER_Viewable | XFA_WIDGETFILTER_AllType));
if (!pWidgetIterator)
return -1;
IXFA_Widget* pXFAAnnot = pWidgetIterator->MoveToNext();
while (pXFAAnnot) {
CFX_RectF rcBBox;
pWidgetHandler->GetBBox(pXFAAnnot, rcBBox, 0);
CFX_FloatRect rcWidget(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width,
rcBBox.top + rcBBox.height);
rcWidget.left -= 1.0f;
rcWidget.right += 1.0f;
rcWidget.bottom -= 1.0f;
rcWidget.top += 1.0f;
if (rcWidget.Contains(static_cast<FX_FLOAT>(page_x),
static_cast<FX_FLOAT>(page_y))) {
return FPDF_FORMFIELD_XFA;
}
pXFAAnnot = pWidgetIterator->MoveToNext();
}
#endif // PDF_ENABLE_XFA
return -1;
}
FX_BOOL _SaveXFADocumentData(CPDFXFA_Document* pDocument,
CFX_PtrArray& fileList) {
if (!pDocument)
return FALSE;
if (pDocument->GetDocType() != DOCTYPE_DYNAMIC_XFA &&
pDocument->GetDocType() != DOCTYPE_STATIC_XFA)
return TRUE;
if (!CPDFXFA_App::GetInstance()->GetXFAApp())
return TRUE;
IXFA_DocView* pXFADocView = pDocument->GetXFADocView();
if (NULL == pXFADocView)
return TRUE;
IXFA_DocHandler* pXFADocHandler =
CPDFXFA_App::GetInstance()->GetXFAApp()->GetDocHandler();
CPDF_Document* pPDFDocument = pDocument->GetPDFDoc();
if (pDocument == NULL)
return FALSE;
CPDF_Dictionary* pRoot = pPDFDocument->GetRoot();
if (pRoot == NULL)
return FALSE;
CPDF_Dictionary* pAcroForm = pRoot->GetDict("AcroForm");
if (NULL == pAcroForm)
return FALSE;
CPDF_Object* pXFA = pAcroForm->GetElement("XFA");
if (pXFA == NULL)
return TRUE;
if (pXFA->GetType() != PDFOBJ_ARRAY)
return FALSE;
CPDF_Array* pArray = pXFA->GetArray();
if (NULL == pArray)
return FALSE;
int size = pArray->GetCount();
int iFormIndex = -1;
int iDataSetsIndex = -1;
int iTemplate = -1;
int iLast = size - 2;
for (int i = 0; i < size - 1; i++) {
CPDF_Object* pPDFObj = pArray->GetElement(i);
if (pPDFObj->GetType() != PDFOBJ_STRING)
continue;
if (pPDFObj->GetString() == "form")
iFormIndex = i + 1;
else if (pPDFObj->GetString() == "datasets")
iDataSetsIndex = i + 1;
else if (pPDFObj->GetString() == "template")
iTemplate = i + 1;
}
IXFA_ChecksumContext* pContext = NULL;
// Checksum
pContext = XFA_Checksum_Create();
FXSYS_assert(pContext);
pContext->StartChecksum();
// template
if (iTemplate > -1) {
CPDF_Stream* pTemplateStream = pArray->GetStream(iTemplate);
CPDF_StreamAcc streamAcc;
streamAcc.LoadAllData(pTemplateStream);
uint8_t* pData = (uint8_t*)streamAcc.GetData();
FX_DWORD dwSize2 = streamAcc.GetSize();
IFX_FileStream* pTemplate = FX_CreateMemoryStream(pData, dwSize2);
pContext->UpdateChecksum((IFX_FileRead*)pTemplate);
pTemplate->Release();
}
CPDF_Stream* pFormStream = NULL;
CPDF_Stream* pDataSetsStream = NULL;
if (iFormIndex != -1) {
// Get form CPDF_Stream
CPDF_Object* pFormPDFObj = pArray->GetElement(iFormIndex);
if (pFormPDFObj->GetType() == PDFOBJ_REFERENCE) {
CPDF_Object* pFormDircetObj = pFormPDFObj->GetDirect();
if (NULL != pFormDircetObj &&
pFormDircetObj->GetType() == PDFOBJ_STREAM) {
pFormStream = (CPDF_Stream*)pFormDircetObj;
}
} else if (pFormPDFObj->GetType() == PDFOBJ_STREAM) {
pFormStream = (CPDF_Stream*)pFormPDFObj;
}
}
if (iDataSetsIndex != -1) {
// Get datasets CPDF_Stream
CPDF_Object* pDataSetsPDFObj = pArray->GetElement(iDataSetsIndex);
if (pDataSetsPDFObj->GetType() == PDFOBJ_REFERENCE) {
CPDF_Reference* pDataSetsRefObj = (CPDF_Reference*)pDataSetsPDFObj;
CPDF_Object* pDataSetsDircetObj = pDataSetsRefObj->GetDirect();
if (NULL != pDataSetsDircetObj &&
pDataSetsDircetObj->GetType() == PDFOBJ_STREAM) {
pDataSetsStream = (CPDF_Stream*)pDataSetsDircetObj;
}
} else if (pDataSetsPDFObj->GetType() == PDFOBJ_STREAM) {
pDataSetsStream = (CPDF_Stream*)pDataSetsPDFObj;
}
}
// end
// L"datasets"
{
IFX_FileStream* pDsfileWrite = FX_CreateMemoryStream();
if (NULL == pDsfileWrite) {
pContext->Release();
pDsfileWrite->Release();
return FALSE;
}
if (pXFADocHandler->SavePackage(pXFADocView->GetDoc(),
CFX_WideStringC(L"datasets"),
pDsfileWrite) &&
pDsfileWrite->GetSize() > 0) {
// Datasets
pContext->UpdateChecksum((IFX_FileRead*)pDsfileWrite);
pContext->FinishChecksum();
CPDF_Dictionary* pDataDict = new CPDF_Dictionary;
if (iDataSetsIndex != -1) {
if (pDataSetsStream)
pDataSetsStream->InitStreamFromFile(pDsfileWrite, pDataDict);
} else {
CPDF_Stream* pData = new CPDF_Stream(NULL, 0, NULL);
pData->InitStreamFromFile(pDsfileWrite, pDataDict);
pPDFDocument->AddIndirectObject(pData);
iLast = pArray->GetCount() - 2;
pArray->InsertAt(iLast, new CPDF_String("datasets", FALSE));
pArray->InsertAt(iLast + 1, pData, pPDFDocument);
}
fileList.Add(pDsfileWrite);
}
}
// L"form"
{
IFX_FileStream* pfileWrite = FX_CreateMemoryStream();
if (NULL == pfileWrite) {
pContext->Release();
return FALSE;
}
if (pXFADocHandler->SavePackage(pXFADocView->GetDoc(),
CFX_WideStringC(L"form"), pfileWrite,
pContext) &&
pfileWrite > 0) {
CPDF_Dictionary* pDataDict = new CPDF_Dictionary;
if (iFormIndex != -1) {
if (pFormStream)
pFormStream->InitStreamFromFile(pfileWrite, pDataDict);
} else {
CPDF_Stream* pData = new CPDF_Stream(NULL, 0, NULL);
pData->InitStreamFromFile(pfileWrite, pDataDict);
pPDFDocument->AddIndirectObject(pData);
iLast = pArray->GetCount() - 2;
pArray->InsertAt(iLast, new CPDF_String("form", FALSE));
pArray->InsertAt(iLast + 1, pData, pPDFDocument);
}
fileList.Add(pfileWrite);
}
}
pContext->Release();
return TRUE;
}