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// 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/include/formfiller/FFL_FormFiller.h"
#include "fpdfsdk/include/fsdk_define.h"
#include "fpdfsdk/include/fsdk_mgr.h"
#ifdef PDF_ENABLE_XFA
#include "fpdfsdk/include/fpdfxfa/fpdfxfa_doc.h"
#include "fpdfsdk/include/fpdfxfa/fpdfxfa_page.h"
#include "fpdfsdk/include/fpdfxfa/fpdfxfa_util.h"
#include "xfa/include/fxgraphics/fx_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(IXFA_Widget* 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD nFlag) {
ASSERT(pAnnot);
if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot))
pAnnotHandler->OnMouseExit(pPageView, pAnnot, nFlag);
}
FX_BOOL CPDFSDK_AnnotHandlerMgr::Annot_OnChar(CPDFSDK_Annot* pAnnot,
FX_DWORD nChar,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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());
IXFA_Widget* 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;
FX_DWORD 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(IXFA_Widget* 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD nChar,
FX_DWORD 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,
FX_DWORD 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,
FX_DWORD 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
#define FWL_WGTHITTEST_Unknown 0
#define FWL_WGTHITTEST_Client 1 // arrow
#define FWL_WGTHITTEST_Titlebar 11 // caption
#define FWL_WGTHITTEST_HScrollBar 15
#define FWL_WGTHITTEST_VScrollBar 16
#define FWL_WGTHITTEST_Border 17
#define FWL_WGTHITTEST_Edit 19
#define FWL_WGTHITTEST_HyperLink 20
CPDFSDK_XFAAnnotHandler::CPDFSDK_XFAAnnotHandler(CPDFDoc_Environment* pApp)
: m_pApp(pApp) {}
CPDFSDK_Annot* CPDFSDK_XFAAnnotHandler::NewAnnot(IXFA_Widget* 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,
FX_DWORD dwFlags) {
ASSERT(pPageView != NULL);
ASSERT(pAnnot != NULL);
CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument();
IXFA_WidgetHandler* 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);
IXFA_WidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
CFX_RectF rcBBox;
XFA_ELEMENT eType =
pWidgetHandler->GetDataAcc(pAnnot->GetXFAWidget())->GetUIType();
if (eType == XFA_ELEMENT_Signature)
pWidgetHandler->GetBBox(pAnnot->GetXFAWidget(), rcBBox,
XFA_WIDGETSTATUS_Visible, TRUE);
else
pWidgetHandler->GetBBox(pAnnot->GetXFAWidget(), 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;
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);
}
void CPDFSDK_XFAAnnotHandler::OnMouseEnter(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlag) {
if (!pPageView || !pAnnot)
return;
IXFA_WidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
pWidgetHandler->OnMouseEnter(pAnnot->GetXFAWidget());
}
void CPDFSDK_XFAAnnotHandler::OnMouseExit(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlag) {
if (!pPageView || !pAnnot)
return;
IXFA_WidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
pWidgetHandler->OnMouseExit(pAnnot->GetXFAWidget());
}
FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonDown(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
IXFA_WidgetHandler* 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,
FX_DWORD nFlags,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
IXFA_WidgetHandler* 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,
FX_DWORD nFlags,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
IXFA_WidgetHandler* 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,
FX_DWORD nFlags,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
IXFA_WidgetHandler* 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,
FX_DWORD nFlags,
short zDelta,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
IXFA_WidgetHandler* 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,
FX_DWORD nFlags,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
IXFA_WidgetHandler* 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,
FX_DWORD nFlags,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
IXFA_WidgetHandler* 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,
FX_DWORD nFlags,
const CFX_FloatPoint& point) {
if (!pPageView || !pAnnot)
return FALSE;
IXFA_WidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
return pWidgetHandler->OnRButtonDblClk(pAnnot->GetXFAWidget(),
GetFWLFlags(nFlags), point.x, point.y);
}
FX_BOOL CPDFSDK_XFAAnnotHandler::OnChar(CPDFSDK_Annot* pAnnot,
FX_DWORD nChar,
FX_DWORD nFlags) {
if (!pAnnot)
return FALSE;
IXFA_WidgetHandler* 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;
IXFA_WidgetHandler* 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;
IXFA_WidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
return pWidgetHandler->OnKeyUp(pAnnot->GetXFAWidget(), nKeyCode,
GetFWLFlags(nFlag));
}
FX_BOOL CPDFSDK_XFAAnnotHandler::OnSetFocus(CPDFSDK_Annot* pAnnot,
FX_DWORD nFlag) {
return TRUE;
}
FX_BOOL CPDFSDK_XFAAnnotHandler::OnKillFocus(CPDFSDK_Annot* pAnnot,
FX_DWORD nFlag) {
return TRUE;
}
FX_BOOL CPDFSDK_XFAAnnotHandler::OnXFAChangedFocus(CPDFSDK_Annot* pOldAnnot,
CPDFSDK_Annot* pNewAnnot) {
IXFA_WidgetHandler* pWidgetHandler = NULL;
if (pOldAnnot)
pWidgetHandler = GetXFAWidgetHandler(pOldAnnot);
else if (pNewAnnot)
pWidgetHandler = GetXFAWidgetHandler(pNewAnnot);
if (pWidgetHandler) {
FX_BOOL bRet = TRUE;
IXFA_Widget* hWidget = pNewAnnot ? pNewAnnot->GetXFAWidget() : NULL;
if (hWidget) {
IXFA_PageView* pXFAPageView = pWidgetHandler->GetPageView(hWidget);
if (pXFAPageView) {
bRet = pXFAPageView->GetDocView()->SetFocus(hWidget);
if (pXFAPageView->GetDocView()->GetFocusWidget() == hWidget)
bRet = TRUE;
}
}
return bRet;
}
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();
}
#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)
FX_DWORD CPDFSDK_XFAAnnotHandler::GetFWLFlags(FX_DWORD dwFlag) {
FX_DWORD 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();
}