// Copyright 2014 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/fsdk_annothandler.h" #include <algorithm> #include <vector> #include "core/fpdfapi/fpdf_page/include/cpdf_page.h" #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h" #include "fpdfsdk/formfiller/cffl_formfiller.h" #include "fpdfsdk/include/fsdk_define.h" #include "fpdfsdk/include/fsdk_mgr.h" #ifdef PDF_ENABLE_XFA #include "fpdfsdk/fpdfxfa/include/fpdfxfa_doc.h" #include "fpdfsdk/fpdfxfa/include/fpdfxfa_page.h" #include "fpdfsdk/fpdfxfa/include/fpdfxfa_util.h" #include "xfa/fwl/core/include/fwl_widgethit.h" #include "xfa/fxfa/include/xfa_ffwidget.h" #include "xfa/fxgraphics/include/cfx_graphics.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() { for (int i = 0; i < m_Handlers.GetSize(); i++) { IPDFSDK_AnnotHandler* pHandler = m_Handlers.GetAt(i); delete pHandler; } m_Handlers.RemoveAll(); m_mapType2Handler.clear(); } void CPDFSDK_AnnotHandlerMgr::RegisterAnnotHandler( IPDFSDK_AnnotHandler* pAnnotHandler) { ASSERT(!GetAnnotHandler(pAnnotHandler->GetType())); m_Handlers.Add(pAnnotHandler); m_mapType2Handler[pAnnotHandler->GetType()] = pAnnotHandler; } void CPDFSDK_AnnotHandlerMgr::UnRegisterAnnotHandler( IPDFSDK_AnnotHandler* pAnnotHandler) { m_mapType2Handler.erase(pAnnotHandler->GetType()); for (int i = 0, sz = m_Handlers.GetSize(); i < sz; i++) { if (m_Handlers.GetAt(i) == pAnnotHandler) { m_Handlers.RemoveAt(i); break; } } } 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 NULL; } #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 (CPDFSDK_Annot*)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 : 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 == NULL) return NULL; 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 IXFA_WidgetIterator* pWidgetIterator = pPage->GetXFAPageView()->CreateWidgetIterator( XFA_TRAVERSEWAY_Tranvalse, XFA_WIDGETFILTER_Visible | XFA_WIDGETFILTER_Viewable | XFA_WIDGETFILTER_Field); if (pWidgetIterator == NULL) return NULL; if (pWidgetIterator->GetCurrentWidget() != pSDKAnnot->GetXFAWidget()) pWidgetIterator->SetCurrentWidget(pSDKAnnot->GetXFAWidget()); CXFA_FFWidget* hNextFocus = NULL; hNextFocus = bNext ? pWidgetIterator->MoveToNext() : pWidgetIterator->MoveToPrevious(); if (!hNextFocus && pSDKAnnot) hNextFocus = pWidgetIterator->MoveToFirst(); pWidgetIterator->Release(); 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 } FX_BOOL CPDFSDK_BFAnnotHandler::CanAnswer(CPDFSDK_Annot* pAnnot) { ASSERT(pAnnot->GetType() == "Widget"); if (pAnnot->GetSubType() == BFFT_SIGNATURE) return FALSE; CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot; if (!pWidget->IsVisible()) return FALSE; int nFieldFlags = pWidget->GetFieldFlags(); if ((nFieldFlags & FIELDFLAG_READONLY) == FIELDFLAG_READONLY) return FALSE; if (pWidget->GetFieldType() == FIELDTYPE_PUSHBUTTON) return TRUE; CPDF_Page* pPage = pWidget->GetPDFPage(); CPDF_Document* pDocument = pPage->m_pDocument; uint32_t dwPermissions = pDocument->GetUserPermissions(); return (dwPermissions & FPDFPERM_FILL_FORM) || (dwPermissions & FPDFPERM_ANNOT_FORM); } CPDFSDK_Annot* CPDFSDK_BFAnnotHandler::NewAnnot(CPDF_Annot* pAnnot, CPDFSDK_PageView* pPage) { CPDFSDK_Document* pSDKDoc = m_pApp->GetSDKDocument(); CPDFSDK_InterForm* pInterForm = (CPDFSDK_InterForm*)pSDKDoc->GetInterForm(); CPDF_FormControl* pCtrl = CPDFSDK_Widget::GetFormControl( pInterForm->GetInterForm(), pAnnot->GetAnnotDict()); if (!pCtrl) return nullptr; CPDFSDK_Widget* pWidget = new CPDFSDK_Widget(pAnnot, pPage, pInterForm); pInterForm->AddMap(pCtrl, pWidget); CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm(); if (pPDFInterForm && pPDFInterForm->NeedConstructAP()) pWidget->ResetAppearance(nullptr, FALSE); return pWidget; } #ifdef PDF_ENABLE_XFA CPDFSDK_Annot* CPDFSDK_BFAnnotHandler::NewAnnot(CXFA_FFWidget* hWidget, CPDFSDK_PageView* pPage) { return NULL; } #endif // PDF_ENABLE_XFA void CPDFSDK_BFAnnotHandler::ReleaseAnnot(CPDFSDK_Annot* pAnnot) { ASSERT(pAnnot); if (m_pFormFiller) m_pFormFiller->OnDelete(pAnnot); CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot; CPDFSDK_InterForm* pInterForm = pWidget->GetInterForm(); CPDF_FormControl* pCtrol = pWidget->GetFormControl(); pInterForm->RemoveMap(pCtrol); delete pWidget; } void CPDFSDK_BFAnnotHandler::OnDraw(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, CFX_RenderDevice* pDevice, CFX_Matrix* pUser2Device, uint32_t dwFlags) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { static_cast<CPDFSDK_BAAnnot*>(pAnnot) ->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, nullptr); } else { if (m_pFormFiller) { m_pFormFiller->OnDraw(pPageView, pAnnot, pDevice, pUser2Device, dwFlags); } } } void CPDFSDK_BFAnnotHandler::OnMouseEnter(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlag) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) m_pFormFiller->OnMouseEnter(pPageView, pAnnot, nFlag); } } void CPDFSDK_BFAnnotHandler::OnMouseExit(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlag) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) m_pFormFiller->OnMouseExit(pPageView, pAnnot, nFlag); } } FX_BOOL CPDFSDK_BFAnnotHandler::OnLButtonDown(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnLButtonDown(pPageView, pAnnot, nFlags, point); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnLButtonUp(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnLButtonUp(pPageView, pAnnot, nFlags, point); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnLButtonDblClk(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnLButtonDblClk(pPageView, pAnnot, nFlags, point); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnMouseMove(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnMouseMove(pPageView, pAnnot, nFlags, point); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnMouseWheel(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, short zDelta, const CFX_FloatPoint& point) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnMouseWheel(pPageView, pAnnot, nFlags, zDelta, point); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnRButtonDown(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnRButtonDown(pPageView, pAnnot, nFlags, point); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnRButtonUp(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnRButtonUp(pPageView, pAnnot, nFlags, point); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnChar(CPDFSDK_Annot* pAnnot, uint32_t nChar, uint32_t nFlags) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnChar(pAnnot, nChar, nFlags); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnKeyDown(pAnnot, nKeyCode, nFlag); } return FALSE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) { return FALSE; } void CPDFSDK_BFAnnotHandler::OnCreate(CPDFSDK_Annot* pAnnot) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) m_pFormFiller->OnCreate(pAnnot); } } void CPDFSDK_BFAnnotHandler::OnLoad(CPDFSDK_Annot* pAnnot) { if (pAnnot->GetSubType() == BFFT_SIGNATURE) return; CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot; if (!pWidget->IsAppearanceValid()) pWidget->ResetAppearance(NULL, FALSE); int nFieldType = pWidget->GetFieldType(); if (nFieldType == FIELDTYPE_TEXTFIELD || nFieldType == FIELDTYPE_COMBOBOX) { FX_BOOL bFormated = FALSE; CFX_WideString sValue = pWidget->OnFormat(bFormated); if (bFormated && nFieldType == FIELDTYPE_COMBOBOX) { pWidget->ResetAppearance(sValue.c_str(), FALSE); } } #ifdef PDF_ENABLE_XFA CPDFSDK_PageView* pPageView = pAnnot->GetPageView(); CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument(); CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument(); if (pDoc->GetDocType() == DOCTYPE_STATIC_XFA) { if (!pWidget->IsAppearanceValid() && !pWidget->GetValue().IsEmpty()) pWidget->ResetAppearance(FALSE); } #endif // PDF_ENABLE_XFA if (m_pFormFiller) m_pFormFiller->OnLoad(pAnnot); } FX_BOOL CPDFSDK_BFAnnotHandler::OnSetFocus(CPDFSDK_Annot* pAnnot, uint32_t nFlag) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnSetFocus(pAnnot, nFlag); } return TRUE; } FX_BOOL CPDFSDK_BFAnnotHandler::OnKillFocus(CPDFSDK_Annot* pAnnot, uint32_t nFlag) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType == BFFT_SIGNATURE) { } else { if (m_pFormFiller) return m_pFormFiller->OnKillFocus(pAnnot, nFlag); } return TRUE; } CFX_FloatRect CPDFSDK_BFAnnotHandler::GetViewBBox(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot) { CFX_ByteString sSubType = pAnnot->GetSubType(); if (sSubType != BFFT_SIGNATURE && m_pFormFiller) return CFX_FloatRect(m_pFormFiller->GetViewBBox(pPageView, pAnnot)); return CFX_FloatRect(0, 0, 0, 0); } FX_BOOL CPDFSDK_BFAnnotHandler::HitTest(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, const CFX_FloatPoint& point) { ASSERT(pPageView); ASSERT(pAnnot); CFX_FloatRect rect = GetViewBBox(pPageView, pAnnot); return rect.Contains(point.x, point.y); } #ifdef PDF_ENABLE_XFA CPDFSDK_XFAAnnotHandler::CPDFSDK_XFAAnnotHandler(CPDFDoc_Environment* pApp) : m_pApp(pApp) {} CPDFSDK_Annot* CPDFSDK_XFAAnnotHandler::NewAnnot(CXFA_FFWidget* pAnnot, CPDFSDK_PageView* pPage) { CPDFSDK_Document* pSDKDoc = m_pApp->GetSDKDocument(); CPDFSDK_InterForm* pInterForm = (CPDFSDK_InterForm*)pSDKDoc->GetInterForm(); CPDFSDK_XFAWidget* pWidget = new CPDFSDK_XFAWidget(pAnnot, pPage, pInterForm); pInterForm->AddXFAMap(pAnnot, pWidget); return pWidget; } FX_BOOL CPDFSDK_XFAAnnotHandler::CanAnswer(CPDFSDK_Annot* pAnnot) { return pAnnot->GetXFAWidget() != NULL; } void CPDFSDK_XFAAnnotHandler::OnDraw(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, CFX_RenderDevice* pDevice, CFX_Matrix* pUser2Device, uint32_t dwFlags) { ASSERT(pPageView != NULL); ASSERT(pAnnot != NULL); CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument(); CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); CFX_Graphics gs; gs.Create(pDevice); CFX_Matrix mt; mt = *(CFX_Matrix*)pUser2Device; FX_BOOL bIsHighlight = FALSE; if (pSDKDoc->GetFocusAnnot() != pAnnot) bIsHighlight = TRUE; pWidgetHandler->RenderWidget(pAnnot->GetXFAWidget(), &gs, &mt, bIsHighlight); // to do highlight and shadow } void CPDFSDK_XFAAnnotHandler::ReleaseAnnot(CPDFSDK_Annot* pAnnot) { CPDFSDK_XFAWidget* pWidget = (CPDFSDK_XFAWidget*)pAnnot; CPDFSDK_InterForm* pInterForm = pWidget->GetInterForm(); pInterForm->RemoveXFAMap(pWidget->GetXFAWidget()); delete pWidget; } CFX_FloatRect CPDFSDK_XFAAnnotHandler::GetViewBBox(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot) { ASSERT(pAnnot); CFX_RectF rcBBox; XFA_ELEMENT eType = pAnnot->GetXFAWidget()->GetDataAcc()->GetUIType(); if (eType == XFA_ELEMENT_Signature) pAnnot->GetXFAWidget()->GetBBox(rcBBox, XFA_WIDGETSTATUS_Visible, TRUE); else pAnnot->GetXFAWidget()->GetBBox(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; return rcWidget; } FX_BOOL CPDFSDK_XFAAnnotHandler::HitTest(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument(); if (!pSDKDoc) return FALSE; CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument(); if (!pDoc) return FALSE; CXFA_FFDocView* pDocView = pDoc->GetXFADocView(); if (!pDocView) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler(); if (!pWidgetHandler) return FALSE; FWL_WidgetHit dwHitTest = pWidgetHandler->OnHitTest(pAnnot->GetXFAWidget(), point.x, point.y); return dwHitTest != FWL_WidgetHit::Unknown; } void CPDFSDK_XFAAnnotHandler::OnMouseEnter(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlag) { if (!pPageView || !pAnnot) return; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); pWidgetHandler->OnMouseEnter(pAnnot->GetXFAWidget()); } void CPDFSDK_XFAAnnotHandler::OnMouseExit(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlag) { if (!pPageView || !pAnnot) return; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); pWidgetHandler->OnMouseExit(pAnnot->GetXFAWidget()); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonDown(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnLButtonDown(pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), point.x, point.y); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonUp(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnLButtonUp(pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), point.x, point.y); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonDblClk(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnLButtonDblClk(pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), point.x, point.y); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnMouseMove(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnMouseMove(pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), point.x, point.y); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnMouseWheel(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, short zDelta, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnMouseWheel( pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), zDelta, point.x, point.y); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonDown(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnRButtonDown(pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), point.x, point.y); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonUp(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnRButtonUp(pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), point.x, point.y); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonDblClk(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_FloatPoint& point) { if (!pPageView || !pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnRButtonDblClk(pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), point.x, point.y); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnChar(CPDFSDK_Annot* pAnnot, uint32_t nChar, uint32_t nFlags) { if (!pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnChar(pAnnot->GetXFAWidget(), nChar, GetFWLFlags(nFlags)); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) { if (!pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnKeyDown(pAnnot->GetXFAWidget(), nKeyCode, GetFWLFlags(nFlag)); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) { if (!pAnnot) return FALSE; CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot); return pWidgetHandler->OnKeyUp(pAnnot->GetXFAWidget(), nKeyCode, GetFWLFlags(nFlag)); } FX_BOOL CPDFSDK_XFAAnnotHandler::OnSetFocus(CPDFSDK_Annot* pAnnot, uint32_t nFlag) { return TRUE; } FX_BOOL CPDFSDK_XFAAnnotHandler::OnKillFocus(CPDFSDK_Annot* pAnnot, uint32_t nFlag) { return TRUE; } FX_BOOL CPDFSDK_XFAAnnotHandler::OnXFAChangedFocus(CPDFSDK_Annot* pOldAnnot, CPDFSDK_Annot* pNewAnnot) { CXFA_FFWidgetHandler* pWidgetHandler = NULL; if (pOldAnnot) pWidgetHandler = GetXFAWidgetHandler(pOldAnnot); else if (pNewAnnot) pWidgetHandler = GetXFAWidgetHandler(pNewAnnot); if (pWidgetHandler) { FX_BOOL bRet = TRUE; CXFA_FFWidget* hWidget = pNewAnnot ? pNewAnnot->GetXFAWidget() : NULL; if (hWidget) { CXFA_FFPageView* pXFAPageView = hWidget->GetPageView(); if (pXFAPageView) { bRet = pXFAPageView->GetDocView()->SetFocus(hWidget); if (pXFAPageView->GetDocView()->GetFocusWidget() == hWidget) bRet = TRUE; } } return bRet; } return TRUE; } CXFA_FFWidgetHandler* 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; CXFA_FFDocView* pDocView = pDoc->GetXFADocView(); if (!pDocView) return NULL; return pDocView->GetWidgetHandler(); } #define FWL_KEYFLAG_Ctrl (1 << 0) #define FWL_KEYFLAG_Alt (1 << 1) #define FWL_KEYFLAG_Shift (1 << 2) #define FWL_KEYFLAG_LButton (1 << 3) #define FWL_KEYFLAG_RButton (1 << 4) #define FWL_KEYFLAG_MButton (1 << 5) uint32_t CPDFSDK_XFAAnnotHandler::GetFWLFlags(uint32_t dwFlag) { uint32_t dwFWLFlag = 0; if (dwFlag & FWL_EVENTFLAG_ControlKey) dwFWLFlag |= FWL_KEYFLAG_Ctrl; if (dwFlag & FWL_EVENTFLAG_LeftButtonDown) dwFWLFlag |= FWL_KEYFLAG_LButton; if (dwFlag & FWL_EVENTFLAG_MiddleButtonDown) dwFWLFlag |= FWL_KEYFLAG_MButton; if (dwFlag & FWL_EVENTFLAG_RightButtonDown) dwFWLFlag |= FWL_KEYFLAG_RButton; if (dwFlag & FWL_EVENTFLAG_ShiftKey) dwFWLFlag |= FWL_KEYFLAG_Shift; if (dwFlag & FWL_EVENTFLAG_AltKey) dwFWLFlag |= FWL_KEYFLAG_Alt; return dwFWLFlag; } #endif // PDF_ENABLE_XFA CPDFSDK_AnnotIterator::CPDFSDK_AnnotIterator(CPDFSDK_PageView* pPageView, bool bReverse) : m_bReverse(bReverse), m_pos(0) { const std::vector<CPDFSDK_Annot*>& annots = pPageView->GetAnnotList(); m_iteratorAnnotList.insert(m_iteratorAnnotList.begin(), annots.rbegin(), annots.rend()); std::stable_sort(m_iteratorAnnotList.begin(), m_iteratorAnnotList.end(), [](CPDFSDK_Annot* p1, CPDFSDK_Annot* p2) { return p1->GetLayoutOrder() < p2->GetLayoutOrder(); }); CPDFSDK_Annot* pTopMostAnnot = pPageView->GetFocusAnnot(); if (!pTopMostAnnot) return; auto it = std::find(m_iteratorAnnotList.begin(), m_iteratorAnnotList.end(), pTopMostAnnot); if (it != m_iteratorAnnotList.end()) { CPDFSDK_Annot* pReaderAnnot = *it; m_iteratorAnnotList.erase(it); m_iteratorAnnotList.insert(m_iteratorAnnotList.begin(), pReaderAnnot); } } CPDFSDK_AnnotIterator::~CPDFSDK_AnnotIterator() {} CPDFSDK_Annot* CPDFSDK_AnnotIterator::NextAnnot() { if (m_pos < m_iteratorAnnotList.size()) return m_iteratorAnnotList[m_pos++]; return nullptr; } CPDFSDK_Annot* CPDFSDK_AnnotIterator::PrevAnnot() { if (m_pos < m_iteratorAnnotList.size()) return m_iteratorAnnotList[m_iteratorAnnotList.size() - ++m_pos]; return nullptr; } CPDFSDK_Annot* CPDFSDK_AnnotIterator::Next() { return m_bReverse ? PrevAnnot() : NextAnnot(); }