| // Copyright 2016 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #include "fpdfsdk/include/cpdfsdk_annothandlermgr.h" |
| |
| #include "core/fpdfdoc/include/cpdf_annot.h" |
| #include "fpdfsdk/include/cba_annotiterator.h" |
| #include "fpdfsdk/include/cpdfsdk_annot.h" |
| #include "fpdfsdk/include/cpdfsdk_baannot.h" |
| #include "fpdfsdk/include/cpdfsdk_bfannothandler.h" |
| #include "fpdfsdk/include/cpdfsdk_datetime.h" |
| #include "fpdfsdk/include/fsdk_mgr.h" |
| |
| #ifdef PDF_ENABLE_XFA |
| #include "fpdfsdk/include/cpdfsdk_xfaannothandler.h" |
| #include "fpdfsdk/fpdfxfa/include/fpdfxfa_page.h" |
| #include "xfa/fxfa/include/xfa_ffpageview.h" |
| #include "xfa/fxfa/include/xfa_ffwidget.h" |
| #endif // PDF_ENABLE_XFA |
| |
| CPDFSDK_AnnotHandlerMgr::CPDFSDK_AnnotHandlerMgr(CPDFDoc_Environment* pApp) { |
| m_pApp = pApp; |
| |
| CPDFSDK_BFAnnotHandler* pHandler = new CPDFSDK_BFAnnotHandler(m_pApp); |
| pHandler->SetFormFiller(m_pApp->GetIFormFiller()); |
| RegisterAnnotHandler(pHandler); |
| #ifdef PDF_ENABLE_XFA |
| CPDFSDK_XFAAnnotHandler* pXFAAnnotHandler = |
| new CPDFSDK_XFAAnnotHandler(m_pApp); |
| RegisterAnnotHandler(pXFAAnnotHandler); |
| #endif // PDF_ENABLE_XFA |
| } |
| |
| CPDFSDK_AnnotHandlerMgr::~CPDFSDK_AnnotHandlerMgr() {} |
| |
| void CPDFSDK_AnnotHandlerMgr::RegisterAnnotHandler( |
| IPDFSDK_AnnotHandler* pAnnotHandler) { |
| ASSERT(!GetAnnotHandler(pAnnotHandler->GetType())); |
| |
| m_mapType2Handler[pAnnotHandler->GetType()].reset(pAnnotHandler); |
| } |
| |
| void CPDFSDK_AnnotHandlerMgr::UnRegisterAnnotHandler( |
| IPDFSDK_AnnotHandler* pAnnotHandler) { |
| m_mapType2Handler.erase(pAnnotHandler->GetType()); |
| } |
| |
| CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::NewAnnot(CPDF_Annot* pAnnot, |
| CPDFSDK_PageView* pPageView) { |
| ASSERT(pPageView); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = |
| GetAnnotHandler(pAnnot->GetSubType())) { |
| return pAnnotHandler->NewAnnot(pAnnot, pPageView); |
| } |
| |
| return new CPDFSDK_BAAnnot(pAnnot, pPageView); |
| } |
| |
| #ifdef PDF_ENABLE_XFA |
| CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::NewAnnot(CXFA_FFWidget* pAnnot, |
| CPDFSDK_PageView* pPageView) { |
| ASSERT(pAnnot); |
| ASSERT(pPageView); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = |
| GetAnnotHandler(FSDK_XFAWIDGET_TYPENAME)) { |
| return pAnnotHandler->NewAnnot(pAnnot, pPageView); |
| } |
| |
| return nullptr; |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| void CPDFSDK_AnnotHandlerMgr::ReleaseAnnot(CPDFSDK_Annot* pAnnot) { |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| pAnnotHandler->OnRelease(pAnnot); |
| pAnnotHandler->ReleaseAnnot(pAnnot); |
| } else { |
| delete pAnnot; |
| } |
| } |
| |
| void CPDFSDK_AnnotHandlerMgr::Annot_OnCreate(CPDFSDK_Annot* pAnnot) { |
| CPDF_Annot* pPDFAnnot = pAnnot->GetPDFAnnot(); |
| |
| CPDFSDK_DateTime curTime; |
| pPDFAnnot->GetAnnotDict()->SetAtString("M", curTime.ToPDFDateTimeString()); |
| pPDFAnnot->GetAnnotDict()->SetAtNumber("F", 0); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| pAnnotHandler->OnCreate(pAnnot); |
| } |
| |
| void CPDFSDK_AnnotHandlerMgr::Annot_OnLoad(CPDFSDK_Annot* pAnnot) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| pAnnotHandler->OnLoad(pAnnot); |
| } |
| |
| IPDFSDK_AnnotHandler* CPDFSDK_AnnotHandlerMgr::GetAnnotHandler( |
| CPDFSDK_Annot* pAnnot) const { |
| CPDF_Annot* pPDFAnnot = pAnnot->GetPDFAnnot(); |
| if (pPDFAnnot) |
| return GetAnnotHandler(pPDFAnnot->GetSubType()); |
| #ifdef PDF_ENABLE_XFA |
| if (pAnnot->GetXFAWidget()) |
| return GetAnnotHandler(FSDK_XFAWIDGET_TYPENAME); |
| #endif // PDF_ENABLE_XFA |
| return nullptr; |
| } |
| |
| IPDFSDK_AnnotHandler* CPDFSDK_AnnotHandlerMgr::GetAnnotHandler( |
| const CFX_ByteString& sType) const { |
| auto it = m_mapType2Handler.find(sType); |
| return it != m_mapType2Handler.end() ? it->second.get() : nullptr; |
| } |
| |
| void CPDFSDK_AnnotHandlerMgr::Annot_OnDraw(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| CFX_RenderDevice* pDevice, |
| CFX_Matrix* pUser2Device, |
| uint32_t dwFlags) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| pAnnotHandler->OnDraw(pPageView, pAnnot, pDevice, pUser2Device, dwFlags); |
| } else { |
| #ifdef PDF_ENABLE_XFA |
| if (pAnnot->IsXFAField()) |
| return; |
| #endif // PDF_ENABLE_XFA |
| static_cast<CPDFSDK_BAAnnot*>(pAnnot)->DrawAppearance( |
| pDevice, pUser2Device, CPDF_Annot::Normal, nullptr); |
| } |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnLButtonDown( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnLButtonDown(pPageView, pAnnot, nFlags, point); |
| |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnLButtonUp( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnLButtonUp(pPageView, pAnnot, nFlags, point); |
| |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnLButtonDblClk( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnLButtonDblClk(pPageView, pAnnot, nFlags, point); |
| |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnMouseMove( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnMouseMove(pPageView, pAnnot, nFlags, point); |
| |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnMouseWheel( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| short zDelta, |
| const CFX_FloatPoint& point) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| return pAnnotHandler->OnMouseWheel(pPageView, pAnnot, nFlags, zDelta, |
| point); |
| } |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnRButtonDown( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnRButtonDown(pPageView, pAnnot, nFlags, point); |
| |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnRButtonUp( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_FloatPoint& point) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnRButtonUp(pPageView, pAnnot, nFlags, point); |
| |
| return FALSE; |
| } |
| |
| void CPDFSDK_AnnotHandlerMgr::Annot_OnMouseEnter(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlag) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| pAnnotHandler->OnMouseEnter(pPageView, pAnnot, nFlag); |
| } |
| |
| void CPDFSDK_AnnotHandlerMgr::Annot_OnMouseExit(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlag) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| pAnnotHandler->OnMouseExit(pPageView, pAnnot, nFlag); |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnChar(CPDFSDK_Annot* pAnnot, |
| uint32_t nChar, |
| uint32_t nFlags) { |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnChar(pAnnot, nChar, nFlags); |
| |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnKeyDown(CPDFSDK_Annot* pAnnot, |
| int nKeyCode, |
| int nFlag) { |
| if (!m_pApp->FFI_IsCTRLKeyDown(nFlag) && !m_pApp->FFI_IsALTKeyDown(nFlag)) { |
| CPDFSDK_PageView* pPage = pAnnot->GetPageView(); |
| CPDFSDK_Annot* pFocusAnnot = pPage->GetFocusAnnot(); |
| if (pFocusAnnot && (nKeyCode == FWL_VKEY_Tab)) { |
| CPDFSDK_Annot* pNext = |
| GetNextAnnot(pFocusAnnot, !m_pApp->FFI_IsSHIFTKeyDown(nFlag)); |
| |
| if (pNext && pNext != pFocusAnnot) { |
| CPDFSDK_Document* pDocument = pPage->GetSDKDocument(); |
| pDocument->SetFocusAnnot(pNext); |
| return TRUE; |
| } |
| } |
| } |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnKeyDown(pAnnot, nKeyCode, nFlag); |
| |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnKeyUp(CPDFSDK_Annot* pAnnot, |
| int nKeyCode, |
| int nFlag) { |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnSetFocus(CPDFSDK_Annot* pAnnot, |
| uint32_t nFlag) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| if (pAnnotHandler->OnSetFocus(pAnnot, nFlag)) { |
| CPDFSDK_PageView* pPage = pAnnot->GetPageView(); |
| pPage->GetSDKDocument(); |
| return TRUE; |
| } |
| } |
| return FALSE; |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnKillFocus(CPDFSDK_Annot* pAnnot, |
| uint32_t nFlag) { |
| ASSERT(pAnnot); |
| |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->OnKillFocus(pAnnot, nFlag); |
| |
| return FALSE; |
| } |
| |
| #ifdef PDF_ENABLE_XFA |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnChangeFocus( |
| CPDFSDK_Annot* pSetAnnot, |
| CPDFSDK_Annot* pKillAnnot) { |
| FX_BOOL bXFA = (pSetAnnot && pSetAnnot->GetXFAWidget()) || |
| (pKillAnnot && pKillAnnot->GetXFAWidget()); |
| |
| if (bXFA) { |
| if (IPDFSDK_AnnotHandler* pXFAAnnotHandler = |
| GetAnnotHandler(FSDK_XFAWIDGET_TYPENAME)) |
| return pXFAAnnotHandler->OnXFAChangedFocus(pKillAnnot, pSetAnnot); |
| } |
| |
| return TRUE; |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| CFX_FloatRect CPDFSDK_AnnotHandlerMgr::Annot_OnGetViewBBox( |
| CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot) { |
| ASSERT(pAnnot); |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) |
| return pAnnotHandler->GetViewBBox(pPageView, pAnnot); |
| |
| return pAnnot->GetRect(); |
| } |
| |
| FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnHitTest(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| const CFX_FloatPoint& point) { |
| ASSERT(pAnnot); |
| if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) { |
| if (pAnnotHandler->CanAnswer(pAnnot)) |
| return pAnnotHandler->HitTest(pPageView, pAnnot, point); |
| } |
| return FALSE; |
| } |
| |
| CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::GetNextAnnot(CPDFSDK_Annot* pSDKAnnot, |
| FX_BOOL bNext) { |
| #ifdef PDF_ENABLE_XFA |
| CPDFSDK_PageView* pPageView = pSDKAnnot->GetPageView(); |
| CPDFXFA_Page* pPage = pPageView->GetPDFXFAPage(); |
| if (!pPage) |
| return nullptr; |
| if (pPage->GetPDFPage()) { // for pdf annots. |
| CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), pSDKAnnot->GetType(), ""); |
| CPDFSDK_Annot* pNext = |
| bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot); |
| return pNext; |
| } |
| // for xfa annots |
| std::unique_ptr<IXFA_WidgetIterator> pWidgetIterator( |
| pPage->GetXFAPageView()->CreateWidgetIterator( |
| XFA_TRAVERSEWAY_Tranvalse, XFA_WidgetStatus_Visible | |
| XFA_WidgetStatus_Viewable | |
| XFA_WidgetStatus_Focused)); |
| if (!pWidgetIterator) |
| return nullptr; |
| if (pWidgetIterator->GetCurrentWidget() != pSDKAnnot->GetXFAWidget()) |
| pWidgetIterator->SetCurrentWidget(pSDKAnnot->GetXFAWidget()); |
| CXFA_FFWidget* hNextFocus = |
| bNext ? pWidgetIterator->MoveToNext() : pWidgetIterator->MoveToPrevious(); |
| if (!hNextFocus && pSDKAnnot) |
| hNextFocus = pWidgetIterator->MoveToFirst(); |
| |
| return pPageView->GetAnnotByXFAWidget(hNextFocus); |
| #else // PDF_ENABLE_XFA |
| CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), "Widget", ""); |
| return bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot); |
| #endif // PDF_ENABLE_XFA |
| } |