DLLEXPORT void STDCALL FORM_DoPageAAction(FPDF_PAGE page,
FPDF_FORMHANDLE hHandle,
int aaType) {
if (!hHandle)
return;
CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetSDKDocument();
UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page);
CPDF_Page* pPDFPage = CPDFPageFromFPDFPage(page);
if (!pPDFPage)
return;
if (pSDKDoc->GetPageView(pPage, FALSE)) {
CPDFDoc_Environment* pEnv = pSDKDoc->GetEnv();
CPDFSDK_ActionHandler* pActionHandler = pEnv->GetActionHander();
CPDF_Dictionary* pPageDict = pPDFPage->m_pFormDict;
CPDF_AAction aa(pPageDict->GetDictBy("AA"));
if (FPDFPAGE_AACTION_OPEN == aaType) {
if (aa.ActionExist(CPDF_AAction::OpenPage)) {
CPDF_Action action = aa.GetAction(CPDF_AAction::OpenPage);
pActionHandler->DoAction_Page(action, CPDF_AAction::OpenPage, pSDKDoc);
}
} else {
if (aa.ActionExist(CPDF_AAction::ClosePage)) {
CPDF_Action action = aa.GetAction(CPDF_AAction::ClosePage);
pActionHandler->DoAction_Page(action, CPDF_AAction::ClosePage, pSDKDoc);
}
}
}
}
DLLEXPORT void STDCALL FORM_OnBeforeClosePage(FPDF_PAGE page,
FPDF_FORMHANDLE hHandle) {
if (!hHandle)
return;
CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetSDKDocument();
if (!pSDKDoc)
return;
UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page);
if (!pPage)
return;
CPDFSDK_PageView* pPageView = pSDKDoc->GetPageView(pPage, FALSE);
if (pPageView) {
pPageView->SetValid(FALSE);
// RemovePageView() takes care of the delete for us.
pSDKDoc->RemovePageView(pPage);
}
}
DLLEXPORT void STDCALL FORM_OnBeforeClosePage(FPDF_PAGE page,
FPDF_FORMHANDLE hHandle) {
if (!hHandle)
return;
CPDFSDK_FormFillEnvironment* pFormFillEnv =
HandleToCPDFSDKEnvironment(hHandle);
if (!pFormFillEnv)
return;
UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page);
if (!pPage)
return;
CPDFSDK_PageView* pPageView = pFormFillEnv->GetPageView(pPage, false);
if (pPageView) {
pPageView->SetValid(false);
// RemovePageView() takes care of the delete for us.
pFormFillEnv->RemovePageView(pPage);
}
}
DLLEXPORT void STDCALL FORM_DoPageAAction(FPDF_PAGE page,
FPDF_FORMHANDLE hHandle,
int aaType) {
if (!hHandle)
return;
CPDFSDK_FormFillEnvironment* pFormFillEnv =
HandleToCPDFSDKEnvironment(hHandle);
if (!pFormFillEnv)
return;
UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page);
CPDF_Page* pPDFPage = CPDFPageFromFPDFPage(page);
if (!pPDFPage)
return;
if (!pFormFillEnv->GetPageView(pPage, false))
return;
CPDFSDK_ActionHandler* pActionHandler = pFormFillEnv->GetActionHander();
CPDF_Dictionary* pPageDict = pPDFPage->m_pFormDict;
CPDF_AAction aa(pPageDict->GetDictFor("AA"));
if (FPDFPAGE_AACTION_OPEN == aaType) {
if (aa.ActionExist(CPDF_AAction::OpenPage)) {
CPDF_Action action = aa.GetAction(CPDF_AAction::OpenPage);
pActionHandler->DoAction_Page(action, CPDF_AAction::OpenPage,
pFormFillEnv);
}
} else {
if (aa.ActionExist(CPDF_AAction::ClosePage)) {
CPDF_Action action = aa.GetAction(CPDF_AAction::ClosePage);
pActionHandler->DoAction_Page(action, CPDF_AAction::ClosePage,
pFormFillEnv);
}
}
}
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;
}
DLLEXPORT void STDCALL FPDF_FFLDraw(FPDF_FORMHANDLE hHandle,
FPDF_BITMAP bitmap,
FPDF_PAGE page,
int start_x,
int start_y,
int size_x,
int size_y,
int rotate,
int flags) {
if (!hHandle)
return;
UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page);
if (!pPage)
return;
#ifndef PDF_ENABLE_XFA
CPDF_RenderOptions options;
if (flags & FPDF_LCD_TEXT)
options.m_Flags |= RENDER_CLEARTYPE;
else
options.m_Flags &= ~RENDER_CLEARTYPE;
// Grayscale output
if (flags & FPDF_GRAYSCALE) {
options.m_ColorMode = RENDER_COLOR_GRAY;
options.m_ForeColor = 0;
options.m_BackColor = 0xffffff;
}
options.m_AddFlags = flags >> 8;
options.m_pOCContext = new CPDF_OCContext(pPage->m_pDocument);
#else // PDF_ENABLE_XFA
CPDFXFA_Document* pDocument = pPage->GetDocument();
if (!pDocument)
return;
CPDF_Document* pPDFDoc = pDocument->GetPDFDoc();
if (!pPDFDoc)
return;
CPDFDoc_Environment* pEnv = (CPDFDoc_Environment*)hHandle;
CPDFSDK_Document* pFXDoc = pEnv->GetSDKDocument();
if (!pFXDoc)
return;
#endif // PDF_ENABLE_XFA
CFX_Matrix matrix;
pPage->GetDisplayMatrix(matrix, start_x, start_y, size_x, size_y, rotate);
FX_RECT clip(start_x, start_y, start_x + size_x, start_y + size_y);
#ifdef _SKIA_SUPPORT_
std::unique_ptr<CFX_SkiaDevice> pDevice(new CFX_SkiaDevice);
#else
std::unique_ptr<CFX_FxgeDevice> pDevice(new CFX_FxgeDevice);
#endif
pDevice->Attach((CFX_DIBitmap*)bitmap);
pDevice->SaveState();
pDevice->SetClip_Rect(clip);
#ifndef PDF_ENABLE_XFA
if (CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, pPage))
pPageView->PageView_OnDraw(pDevice.get(), &matrix, &options);
#else // PDF_ENABLE_XFA
CPDF_RenderOptions options;
if (flags & FPDF_LCD_TEXT)
options.m_Flags |= RENDER_CLEARTYPE;
else
options.m_Flags &= ~RENDER_CLEARTYPE;
// Grayscale output
if (flags & FPDF_GRAYSCALE) {
options.m_ColorMode = RENDER_COLOR_GRAY;
options.m_ForeColor = 0;
options.m_BackColor = 0xffffff;
}
options.m_AddFlags = flags >> 8;
options.m_pOCContext = new CPDF_OCContext(pPDFDoc);
if (CPDFSDK_PageView* pPageView = pFXDoc->GetPageView(pPage))
pPageView->PageView_OnDraw(pDevice.get(), &matrix, &options, clip);
#endif // PDF_ENABLE_XFA
pDevice->RestoreState();
delete options.m_pOCContext;
#ifdef PDF_ENABLE_XFA
options.m_pOCContext = NULL;
#endif // PDF_ENABLE_XFA
}
