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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_mgr.h"
#include <algorithm>
#include <memory>
#include "core/fpdfapi/fpdf_page/include/cpdf_page.h"
#include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
#include "fpdfsdk/formfiller/cffl_formfiller.h"
#include "fpdfsdk/include/fsdk_define.h"
#include "fpdfsdk/javascript/ijs_runtime.h"
#include "public/fpdf_ext.h"
#include "third_party/base/stl_util.h"
#ifdef PDF_ENABLE_XFA
#include "fpdfsdk/include/fpdfxfa/fpdfxfa_app.h"
#include "fpdfsdk/include/fpdfxfa/fpdfxfa_doc.h"
#include "fpdfsdk/include/fpdfxfa/fpdfxfa_page.h"
#include "fpdfsdk/include/fpdfxfa/fpdfxfa_util.h"
#include "xfa/fxgraphics/include/cfx_graphics.h"
#include "xfa/include/fxfa/xfa_rendercontext.h"
#endif // PDF_ENABLE_XFA
#if _FX_OS_ == _FX_ANDROID_
#include "time.h"
#else
#include <ctime>
#endif
namespace {
int CharSet2CP(int charset) {
if (charset == 128)
return 932;
if (charset == 134)
return 936;
if (charset == 129)
return 949;
if (charset == 136)
return 950;
return 0;
}
} // namespace
FPDF_WIDESTRING AsFPDFWideString(CFX_ByteString* bsUTF16LE) {
return reinterpret_cast<FPDF_WIDESTRING>(
bsUTF16LE->GetBuffer(bsUTF16LE->GetLength()));
}
class CFX_SystemHandler : public IFX_SystemHandler {
public:
explicit CFX_SystemHandler(CPDFDoc_Environment* pEnv)
: m_pEnv(pEnv), m_nCharSet(-1) {}
~CFX_SystemHandler() override {}
public:
// IFX_SystemHandler
void InvalidateRect(FX_HWND hWnd, FX_RECT rect) override;
void OutputSelectedRect(void* pFormFiller, CFX_FloatRect& rect) override;
FX_BOOL IsSelectionImplemented() override;
CFX_WideString GetClipboardText(FX_HWND hWnd) override { return L""; }
FX_BOOL SetClipboardText(FX_HWND hWnd, CFX_WideString str) override {
return FALSE;
}
void ClientToScreen(FX_HWND hWnd, int32_t& x, int32_t& y) override {}
void ScreenToClient(FX_HWND hWnd, int32_t& x, int32_t& y) override {}
void SetCursor(int32_t nCursorType) override;
FX_HMENU CreatePopupMenu() override { return NULL; }
FX_BOOL AppendMenuItem(FX_HMENU hMenu,
int32_t nIDNewItem,
CFX_WideString str) override {
return FALSE;
}
FX_BOOL EnableMenuItem(FX_HMENU hMenu,
int32_t nIDItem,
FX_BOOL bEnabled) override {
return FALSE;
}
int32_t TrackPopupMenu(FX_HMENU hMenu,
int32_t x,
int32_t y,
FX_HWND hParent) override {
return -1;
}
void DestroyMenu(FX_HMENU hMenu) override {}
CFX_ByteString GetNativeTrueTypeFont(int32_t nCharset) override;
FX_BOOL FindNativeTrueTypeFont(int32_t nCharset,
CFX_ByteString sFontFaceName) override;
CPDF_Font* AddNativeTrueTypeFontToPDF(CPDF_Document* pDoc,
CFX_ByteString sFontFaceName,
uint8_t nCharset) override;
int32_t SetTimer(int32_t uElapse, TimerCallback lpTimerFunc) override;
void KillTimer(int32_t nID) override;
FX_BOOL IsSHIFTKeyDown(uint32_t nFlag) override {
return m_pEnv->FFI_IsSHIFTKeyDown(nFlag);
}
FX_BOOL IsCTRLKeyDown(uint32_t nFlag) override {
return m_pEnv->FFI_IsCTRLKeyDown(nFlag);
}
FX_BOOL IsALTKeyDown(uint32_t nFlag) override {
return m_pEnv->FFI_IsALTKeyDown(nFlag);
}
FX_BOOL IsINSERTKeyDown(uint32_t nFlag) override {
return m_pEnv->FFI_IsINSERTKeyDown(nFlag);
}
FX_SYSTEMTIME GetLocalTime() override;
int32_t GetCharSet() override { return m_nCharSet; }
void SetCharSet(int32_t nCharSet) override { m_nCharSet = nCharSet; }
private:
CPDFDoc_Environment* m_pEnv;
int m_nCharSet;
};
void CFX_SystemHandler::SetCursor(int32_t nCursorType) {
m_pEnv->FFI_SetCursor(nCursorType);
}
void CFX_SystemHandler::InvalidateRect(FX_HWND hWnd, FX_RECT rect) {
CPDFSDK_Annot* pSDKAnnot = (CPDFSDK_Annot*)hWnd;
CPDFSDK_PageView* pPageView = pSDKAnnot->GetPageView();
UnderlyingPageType* pPage = pSDKAnnot->GetUnderlyingPage();
if (!pPage || !pPageView)
return;
CFX_Matrix page2device;
pPageView->GetCurrentMatrix(page2device);
CFX_Matrix device2page;
device2page.SetReverse(page2device);
FX_FLOAT left, top, right, bottom;
device2page.Transform((FX_FLOAT)rect.left, (FX_FLOAT)rect.top, left, top);
device2page.Transform((FX_FLOAT)rect.right, (FX_FLOAT)rect.bottom, right,
bottom);
CFX_FloatRect rcPDF(left, bottom, right, top);
rcPDF.Normalize();
m_pEnv->FFI_Invalidate(pPage, rcPDF.left, rcPDF.top, rcPDF.right,
rcPDF.bottom);
}
void CFX_SystemHandler::OutputSelectedRect(void* pFormFiller,
CFX_FloatRect& rect) {
CFFL_FormFiller* pFFL = (CFFL_FormFiller*)pFormFiller;
if (pFFL) {
CFX_FloatPoint leftbottom = CFX_FloatPoint(rect.left, rect.bottom);
CFX_FloatPoint righttop = CFX_FloatPoint(rect.right, rect.top);
CFX_FloatPoint ptA = pFFL->PWLtoFFL(leftbottom);
CFX_FloatPoint ptB = pFFL->PWLtoFFL(righttop);
CPDFSDK_Annot* pAnnot = pFFL->GetSDKAnnot();
UnderlyingPageType* pPage = pAnnot->GetUnderlyingPage();
ASSERT(pPage);
m_pEnv->FFI_OutputSelectedRect(pPage, ptA.x, ptB.y, ptB.x, ptA.y);
}
}
FX_BOOL CFX_SystemHandler::IsSelectionImplemented() {
if (m_pEnv) {
FPDF_FORMFILLINFO* pInfo = m_pEnv->GetFormFillInfo();
if (pInfo && pInfo->FFI_OutputSelectedRect)
return TRUE;
}
return FALSE;
}
CFX_ByteString CFX_SystemHandler::GetNativeTrueTypeFont(int32_t nCharset) {
return "";
}
FX_BOOL CFX_SystemHandler::FindNativeTrueTypeFont(
int32_t nCharset,
CFX_ByteString sFontFaceName) {
CFX_FontMgr* pFontMgr = CFX_GEModule::Get()->GetFontMgr();
if (!pFontMgr)
return FALSE;
CFX_FontMapper* pFontMapper = pFontMgr->GetBuiltinMapper();
if (!pFontMapper)
return FALSE;
if (pFontMapper->m_InstalledTTFonts.empty())
pFontMapper->LoadInstalledFonts();
for (const auto& font : pFontMapper->m_InstalledTTFonts) {
if (font.Compare(sFontFaceName.AsByteStringC()))
return TRUE;
}
return FALSE;
}
CPDF_Font* CFX_SystemHandler::AddNativeTrueTypeFontToPDF(
CPDF_Document* pDoc,
CFX_ByteString sFontFaceName,
uint8_t nCharset) {
if (pDoc) {
CFX_Font* pFXFont = new CFX_Font();
pFXFont->LoadSubst(sFontFaceName, TRUE, 0, 0, 0, CharSet2CP(nCharset),
FALSE);
CPDF_Font* pFont = pDoc->AddFont(pFXFont, nCharset, FALSE);
delete pFXFont;
return pFont;
}
return NULL;
}
int32_t CFX_SystemHandler::SetTimer(int32_t uElapse,
TimerCallback lpTimerFunc) {
return m_pEnv->FFI_SetTimer(uElapse, lpTimerFunc);
}
void CFX_SystemHandler::KillTimer(int32_t nID) {
m_pEnv->FFI_KillTimer(nID);
}
FX_SYSTEMTIME CFX_SystemHandler::GetLocalTime() {
return m_pEnv->FFI_GetLocalTime();
}
CPDFDoc_Environment::CPDFDoc_Environment(UnderlyingDocumentType* pDoc,
FPDF_FORMFILLINFO* pFFinfo)
: m_pInfo(pFFinfo), m_pSDKDoc(NULL), m_pUnderlyingDoc(pDoc) {
m_pSysHandler.reset(new CFX_SystemHandler(this));
}
CPDFDoc_Environment::~CPDFDoc_Environment() {
#ifdef PDF_ENABLE_XFA
CPDFXFA_App* pProvider = CPDFXFA_App::GetInstance();
if (pProvider->m_pEnvList.GetSize() == 0)
pProvider->SetJavaScriptInitialized(FALSE);
#endif // PDF_ENABLE_XFA
}
int CPDFDoc_Environment::JS_appAlert(const FX_WCHAR* Msg,
const FX_WCHAR* Title,
FX_UINT Type,
FX_UINT Icon) {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->app_alert) {
return -1;
}
CFX_ByteString bsMsg = CFX_WideString(Msg).UTF16LE_Encode();
CFX_ByteString bsTitle = CFX_WideString(Title).UTF16LE_Encode();
return m_pInfo->m_pJsPlatform->app_alert(
m_pInfo->m_pJsPlatform, AsFPDFWideString(&bsMsg),
AsFPDFWideString(&bsTitle), Type, Icon);
}
int CPDFDoc_Environment::JS_appResponse(const FX_WCHAR* Question,
const FX_WCHAR* Title,
const FX_WCHAR* Default,
const FX_WCHAR* cLabel,
FPDF_BOOL bPassword,
void* response,
int length) {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->app_response) {
return -1;
}
CFX_ByteString bsQuestion = CFX_WideString(Question).UTF16LE_Encode();
CFX_ByteString bsTitle = CFX_WideString(Title).UTF16LE_Encode();
CFX_ByteString bsDefault = CFX_WideString(Default).UTF16LE_Encode();
CFX_ByteString bsLabel = CFX_WideString(cLabel).UTF16LE_Encode();
return m_pInfo->m_pJsPlatform->app_response(
m_pInfo->m_pJsPlatform, AsFPDFWideString(&bsQuestion),
AsFPDFWideString(&bsTitle), AsFPDFWideString(&bsDefault),
AsFPDFWideString(&bsLabel), bPassword, response, length);
}
void CPDFDoc_Environment::JS_appBeep(int nType) {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->app_beep) {
return;
}
m_pInfo->m_pJsPlatform->app_beep(m_pInfo->m_pJsPlatform, nType);
}
CFX_WideString CPDFDoc_Environment::JS_fieldBrowse() {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->Field_browse) {
return CFX_WideString();
}
const int nRequiredLen =
m_pInfo->m_pJsPlatform->Field_browse(m_pInfo->m_pJsPlatform, nullptr, 0);
if (nRequiredLen <= 0)
return CFX_WideString();
std::unique_ptr<char[]> pBuff(new char[nRequiredLen]);
memset(pBuff.get(), 0, nRequiredLen);
const int nActualLen = m_pInfo->m_pJsPlatform->Field_browse(
m_pInfo->m_pJsPlatform, pBuff.get(), nRequiredLen);
if (nActualLen <= 0 || nActualLen > nRequiredLen)
return CFX_WideString();
return CFX_WideString::FromLocal(CFX_ByteString(pBuff.get(), nActualLen));
}
CFX_WideString CPDFDoc_Environment::JS_docGetFilePath() {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->Doc_getFilePath) {
return CFX_WideString();
}
const int nRequiredLen = m_pInfo->m_pJsPlatform->Doc_getFilePath(
m_pInfo->m_pJsPlatform, nullptr, 0);
if (nRequiredLen <= 0)
return CFX_WideString();
std::unique_ptr<char[]> pBuff(new char[nRequiredLen]);
memset(pBuff.get(), 0, nRequiredLen);
const int nActualLen = m_pInfo->m_pJsPlatform->Doc_getFilePath(
m_pInfo->m_pJsPlatform, pBuff.get(), nRequiredLen);
if (nActualLen <= 0 || nActualLen > nRequiredLen)
return CFX_WideString();
return CFX_WideString::FromLocal(CFX_ByteString(pBuff.get(), nActualLen));
}
void CPDFDoc_Environment::JS_docSubmitForm(void* formData,
int length,
const FX_WCHAR* URL) {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->Doc_submitForm) {
return;
}
CFX_ByteString bsDestination = CFX_WideString(URL).UTF16LE_Encode();
m_pInfo->m_pJsPlatform->Doc_submitForm(m_pInfo->m_pJsPlatform, formData,
length,
AsFPDFWideString(&bsDestination));
}
void CPDFDoc_Environment::JS_docmailForm(void* mailData,
int length,
FPDF_BOOL bUI,
const FX_WCHAR* To,
const FX_WCHAR* Subject,
const FX_WCHAR* CC,
const FX_WCHAR* BCC,
const FX_WCHAR* Msg) {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->Doc_mail) {
return;
}
CFX_ByteString bsTo = CFX_WideString(To).UTF16LE_Encode();
CFX_ByteString bsSubject = CFX_WideString(Subject).UTF16LE_Encode();
CFX_ByteString bsCC = CFX_WideString(CC).UTF16LE_Encode();
CFX_ByteString bsBcc = CFX_WideString(BCC).UTF16LE_Encode();
CFX_ByteString bsMsg = CFX_WideString(Msg).UTF16LE_Encode();
m_pInfo->m_pJsPlatform->Doc_mail(
m_pInfo->m_pJsPlatform, mailData, length, bUI, AsFPDFWideString(&bsTo),
AsFPDFWideString(&bsSubject), AsFPDFWideString(&bsCC),
AsFPDFWideString(&bsBcc), AsFPDFWideString(&bsMsg));
}
void CPDFDoc_Environment::JS_docprint(FPDF_BOOL bUI,
int nStart,
int nEnd,
FPDF_BOOL bSilent,
FPDF_BOOL bShrinkToFit,
FPDF_BOOL bPrintAsImage,
FPDF_BOOL bReverse,
FPDF_BOOL bAnnotations) {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->Doc_print) {
return;
}
m_pInfo->m_pJsPlatform->Doc_print(m_pInfo->m_pJsPlatform, bUI, nStart, nEnd,
bSilent, bShrinkToFit, bPrintAsImage,
bReverse, bAnnotations);
}
void CPDFDoc_Environment::JS_docgotoPage(int nPageNum) {
if (!m_pInfo || !m_pInfo->m_pJsPlatform ||
!m_pInfo->m_pJsPlatform->Doc_gotoPage) {
return;
}
m_pInfo->m_pJsPlatform->Doc_gotoPage(m_pInfo->m_pJsPlatform, nPageNum);
}
IJS_Runtime* CPDFDoc_Environment::GetJSRuntime() {
if (!IsJSInitiated())
return NULL;
if (!m_pJSRuntime)
m_pJSRuntime.reset(IJS_Runtime::Create(this));
return m_pJSRuntime.get();
}
CPDFSDK_AnnotHandlerMgr* CPDFDoc_Environment::GetAnnotHandlerMgr() {
if (!m_pAnnotHandlerMgr)
m_pAnnotHandlerMgr.reset(new CPDFSDK_AnnotHandlerMgr(this));
return m_pAnnotHandlerMgr.get();
}
CPDFSDK_ActionHandler* CPDFDoc_Environment::GetActionHander() {
if (!m_pActionHandler)
m_pActionHandler.reset(new CPDFSDK_ActionHandler());
return m_pActionHandler.get();
}
CFFL_IFormFiller* CPDFDoc_Environment::GetIFormFiller() {
if (!m_pIFormFiller)
m_pIFormFiller.reset(new CFFL_IFormFiller(this));
return m_pIFormFiller.get();
}
// static
CPDFSDK_Document* CPDFSDK_Document::FromFPDFFormHandle(
FPDF_FORMHANDLE hHandle) {
CPDFDoc_Environment* pEnv = static_cast<CPDFDoc_Environment*>(hHandle);
return pEnv ? pEnv->GetSDKDocument() : nullptr;
}
CPDFSDK_Document::CPDFSDK_Document(UnderlyingDocumentType* pDoc,
CPDFDoc_Environment* pEnv)
: m_pDoc(pDoc),
m_pFocusAnnot(nullptr),
m_pEnv(pEnv),
m_bChangeMask(FALSE),
m_bBeingDestroyed(FALSE) {}
CPDFSDK_Document::~CPDFSDK_Document() {
m_bBeingDestroyed = TRUE;
for (auto& it : m_pageMap)
it.second->KillFocusAnnotIfNeeded();
for (auto& it : m_pageMap)
delete it.second;
m_pageMap.clear();
}
CPDFSDK_PageView* CPDFSDK_Document::GetPageView(
UnderlyingPageType* pUnderlyingPage,
FX_BOOL ReNew) {
auto it = m_pageMap.find(pUnderlyingPage);
if (it != m_pageMap.end())
return it->second;
if (!ReNew)
return nullptr;
CPDFSDK_PageView* pPageView = new CPDFSDK_PageView(this, pUnderlyingPage);
m_pageMap[pUnderlyingPage] = pPageView;
// Delay to load all the annotations, to avoid endless loop.
pPageView->LoadFXAnnots();
return pPageView;
}
CPDFSDK_PageView* CPDFSDK_Document::GetCurrentView() {
UnderlyingPageType* pPage =
UnderlyingFromFPDFPage(m_pEnv->FFI_GetCurrentPage(m_pDoc));
return pPage ? GetPageView(pPage, TRUE) : nullptr;
}
CPDFSDK_PageView* CPDFSDK_Document::GetPageView(int nIndex) {
UnderlyingPageType* pTempPage =
UnderlyingFromFPDFPage(m_pEnv->FFI_GetPage(m_pDoc, nIndex));
if (!pTempPage)
return nullptr;
auto it = m_pageMap.find(pTempPage);
return it->second;
}
void CPDFSDK_Document::ProcJavascriptFun() {
CPDF_Document* pPDFDoc = GetPDFDocument();
CPDF_DocJSActions docJS(pPDFDoc);
int iCount = docJS.CountJSActions();
if (iCount < 1)
return;
for (int i = 0; i < iCount; i++) {
CFX_ByteString csJSName;
CPDF_Action jsAction = docJS.GetJSAction(i, csJSName);
if (m_pEnv->GetActionHander())
m_pEnv->GetActionHander()->DoAction_JavaScript(
jsAction, CFX_WideString::FromLocal(csJSName), this);
}
}
FX_BOOL CPDFSDK_Document::ProcOpenAction() {
if (!m_pDoc)
return FALSE;
CPDF_Dictionary* pRoot = GetPDFDocument()->GetRoot();
if (!pRoot)
return FALSE;
CPDF_Object* pOpenAction = pRoot->GetDictBy("OpenAction");
if (!pOpenAction)
pOpenAction = pRoot->GetArrayBy("OpenAction");
if (!pOpenAction)
return FALSE;
if (pOpenAction->IsArray())
return TRUE;
if (CPDF_Dictionary* pDict = pOpenAction->AsDictionary()) {
CPDF_Action action(pDict);
if (m_pEnv->GetActionHander())
m_pEnv->GetActionHander()->DoAction_DocOpen(action, this);
return TRUE;
}
return FALSE;
}
CPDF_OCContext* CPDFSDK_Document::GetOCContext() {
if (!m_pOccontent)
m_pOccontent.reset(new CPDF_OCContext(GetPDFDocument()));
return m_pOccontent.get();
}
void CPDFSDK_Document::RemovePageView(UnderlyingPageType* pUnderlyingPage) {
auto it = m_pageMap.find(pUnderlyingPage);
if (it == m_pageMap.end())
return;
CPDFSDK_PageView* pPageView = it->second;
if (pPageView->IsLocked())
return;
pPageView->KillFocusAnnotIfNeeded();
delete pPageView;
m_pageMap.erase(it);
}
UnderlyingPageType* CPDFSDK_Document::GetPage(int nIndex) {
return UnderlyingFromFPDFPage(m_pEnv->FFI_GetPage(m_pDoc, nIndex));
}
CPDFSDK_InterForm* CPDFSDK_Document::GetInterForm() {
if (!m_pInterForm)
m_pInterForm.reset(new CPDFSDK_InterForm(this));
return m_pInterForm.get();
}
void CPDFSDK_Document::UpdateAllViews(CPDFSDK_PageView* pSender,
CPDFSDK_Annot* pAnnot) {
for (const auto& it : m_pageMap) {
CPDFSDK_PageView* pPageView = it.second;
if (pPageView != pSender) {
pPageView->UpdateView(pAnnot);
}
}
}
CPDFSDK_Annot* CPDFSDK_Document::GetFocusAnnot() {
return m_pFocusAnnot;
}
FX_BOOL CPDFSDK_Document::SetFocusAnnot(CPDFSDK_Annot* pAnnot, FX_UINT nFlag) {
if (m_bBeingDestroyed)
return FALSE;
if (m_pFocusAnnot == pAnnot)
return TRUE;
if (m_pFocusAnnot) {
if (!KillFocusAnnot(nFlag))
return FALSE;
}
if (!pAnnot)
return FALSE;
#ifdef PDF_ENABLE_XFA
CPDFSDK_Annot* pLastFocusAnnot = m_pFocusAnnot;
#endif // PDF_ENABLE_XFA
CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
if (pPageView && pPageView->IsValid()) {
CPDFSDK_AnnotHandlerMgr* pAnnotHandler = m_pEnv->GetAnnotHandlerMgr();
if (!m_pFocusAnnot) {
#ifdef PDF_ENABLE_XFA
if (!pAnnotHandler->Annot_OnChangeFocus(pAnnot, pLastFocusAnnot))
return FALSE;
#endif // PDF_ENABLE_XFA
if (!pAnnotHandler->Annot_OnSetFocus(pAnnot, nFlag))
return FALSE;
if (!m_pFocusAnnot) {
m_pFocusAnnot = pAnnot;
return TRUE;
}
}
}
return FALSE;
}
FX_BOOL CPDFSDK_Document::KillFocusAnnot(FX_UINT nFlag) {
if (m_pFocusAnnot) {
CPDFSDK_AnnotHandlerMgr* pAnnotHandler = m_pEnv->GetAnnotHandlerMgr();
CPDFSDK_Annot* pFocusAnnot = m_pFocusAnnot;
m_pFocusAnnot = nullptr;
#ifdef PDF_ENABLE_XFA
if (!pAnnotHandler->Annot_OnChangeFocus(nullptr, pFocusAnnot))
return FALSE;
#endif // PDF_ENABLE_XFA
if (pAnnotHandler->Annot_OnKillFocus(pFocusAnnot, nFlag)) {
if (pFocusAnnot->GetType() == "Widget") {
CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pFocusAnnot;
int nFieldType = pWidget->GetFieldType();
if (FIELDTYPE_TEXTFIELD == nFieldType ||
FIELDTYPE_COMBOBOX == nFieldType) {
m_pEnv->FFI_OnSetFieldInputFocus(NULL, NULL, 0, FALSE);
}
}
if (!m_pFocusAnnot)
return TRUE;
} else {
m_pFocusAnnot = pFocusAnnot;
}
}
return FALSE;
}
void CPDFSDK_Document::OnCloseDocument() {
KillFocusAnnot();
}
FX_BOOL CPDFSDK_Document::GetPermissions(int nFlag) {
return GetPDFDocument()->GetUserPermissions() & nFlag;
}
IJS_Runtime* CPDFSDK_Document::GetJsRuntime() {
return m_pEnv->GetJSRuntime();
}
CFX_WideString CPDFSDK_Document::GetPath() {
return m_pEnv->JS_docGetFilePath();
}
CPDFSDK_PageView::CPDFSDK_PageView(CPDFSDK_Document* pSDKDoc,
UnderlyingPageType* page)
: m_page(page),
m_pSDKDoc(pSDKDoc),
m_CaptureWidget(nullptr),
#ifndef PDF_ENABLE_XFA
m_bTakeOverPage(FALSE),
#endif // PDF_ENABLE_XFA
m_bEnterWidget(FALSE),
m_bExitWidget(FALSE),
m_bOnWidget(FALSE),
m_bValid(FALSE),
m_bLocked(FALSE) {
CPDFSDK_InterForm* pInterForm = pSDKDoc->GetInterForm();
if (pInterForm) {
CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
#ifdef PDF_ENABLE_XFA
if (page->GetPDFPage())
pPDFInterForm->FixPageFields(page->GetPDFPage());
#else // PDF_ENABLE_XFA
pPDFInterForm->FixPageFields(page);
#endif // PDF_ENABLE_XFA
}
#ifndef PDF_ENABLE_XFA
m_page->SetPrivateData((void*)m_page, (void*)this, nullptr);
#endif // PDF_ENABLE_XFA
}
CPDFSDK_PageView::~CPDFSDK_PageView() {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
for (CPDFSDK_Annot* pAnnot : m_fxAnnotArray)
pAnnotHandlerMgr->ReleaseAnnot(pAnnot);
m_fxAnnotArray.clear();
m_pAnnotList.reset();
#ifndef PDF_ENABLE_XFA
m_page->RemovePrivateData((void*)m_page);
if (m_bTakeOverPage) {
delete m_page;
}
#endif // PDF_ENABLE_XFA
}
void CPDFSDK_PageView::PageView_OnDraw(CFX_RenderDevice* pDevice,
CFX_Matrix* pUser2Device,
#ifdef PDF_ENABLE_XFA
CPDF_RenderOptions* pOptions,
const FX_RECT& pClip) {
#else
CPDF_RenderOptions* pOptions) {
#endif // PDF_ENABLE_XFA
m_curMatrix = *pUser2Device;
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
#ifdef PDF_ENABLE_XFA
CPDFXFA_Page* pPage = GetPDFXFAPage();
if (!pPage)
return;
if (pPage->GetDocument()->GetDocType() == DOCTYPE_DYNAMIC_XFA) {
CFX_Graphics gs;
gs.Create(pDevice);
CFX_RectF rectClip;
rectClip.Set(static_cast<FX_FLOAT>(pClip.left),
static_cast<FX_FLOAT>(pClip.top),
static_cast<FX_FLOAT>(pClip.Width()),
static_cast<FX_FLOAT>(pClip.Height()));
gs.SetClipRect(rectClip);
CXFA_RenderContext* pRenderContext = new CXFA_RenderContext;
CXFA_RenderOptions renderOptions;
renderOptions.m_bHighlight = TRUE;
CXFA_FFPageView* xfaView = pPage->GetXFAPageView();
pRenderContext->StartRender(xfaView, &gs, *pUser2Device, renderOptions);
pRenderContext->DoRender();
pRenderContext->StopRender();
pRenderContext->Release();
CXFA_FFDocView* docView = xfaView->GetDocView();
if (!docView)
return;
CPDFSDK_Annot* annot = GetFocusAnnot();
if (!annot)
return;
// Render the focus widget
docView->GetWidgetHandler()->RenderWidget(annot->GetXFAWidget(), &gs,
pUser2Device, FALSE);
return;
}
#endif // PDF_ENABLE_XFA
// for pdf/static xfa.
CPDFSDK_AnnotIterator annotIterator(this, true);
while (CPDFSDK_Annot* pSDKAnnot = annotIterator.Next()) {
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
pAnnotHandlerMgr->Annot_OnDraw(this, pSDKAnnot, pDevice, pUser2Device, 0);
}
}
const CPDF_Annot* CPDFSDK_PageView::GetPDFAnnotAtPoint(FX_FLOAT pageX,
FX_FLOAT pageY) {
for (const CPDF_Annot* pAnnot : m_pAnnotList->All()) {
CFX_FloatRect annotRect;
pAnnot->GetRect(annotRect);
if (annotRect.Contains(pageX, pageY))
return pAnnot;
}
return nullptr;
}
const CPDF_Annot* CPDFSDK_PageView::GetPDFWidgetAtPoint(FX_FLOAT pageX,
FX_FLOAT pageY) {
for (const CPDF_Annot* pAnnot : m_pAnnotList->All()) {
if (pAnnot->GetSubType() == "Widget") {
CFX_FloatRect annotRect;
pAnnot->GetRect(annotRect);
if (annotRect.Contains(pageX, pageY))
return pAnnot;
}
}
return nullptr;
}
CPDFSDK_Annot* CPDFSDK_PageView::GetFXAnnotAtPoint(FX_FLOAT pageX,
FX_FLOAT pageY) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotMgr = pEnv->GetAnnotHandlerMgr();
CPDFSDK_AnnotIterator annotIterator(this, false);
while (CPDFSDK_Annot* pSDKAnnot = annotIterator.Next()) {
CFX_FloatRect rc = pAnnotMgr->Annot_OnGetViewBBox(this, pSDKAnnot);
if (rc.Contains(pageX, pageY))
return pSDKAnnot;
}
return nullptr;
}
CPDFSDK_Annot* CPDFSDK_PageView::GetFXWidgetAtPoint(FX_FLOAT pageX,
FX_FLOAT pageY) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotMgr = pEnv->GetAnnotHandlerMgr();
CPDFSDK_AnnotIterator annotIterator(this, false);
while (CPDFSDK_Annot* pSDKAnnot = annotIterator.Next()) {
bool bHitTest = pSDKAnnot->GetType() == "Widget";
#ifdef PDF_ENABLE_XFA
bHitTest = bHitTest || pSDKAnnot->GetType() == FSDK_XFAWIDGET_TYPENAME;
#endif // PDF_ENABLE_XFA
if (bHitTest) {
pAnnotMgr->Annot_OnGetViewBBox(this, pSDKAnnot);
CFX_FloatPoint point(pageX, pageY);
if (pAnnotMgr->Annot_OnHitTest(this, pSDKAnnot, point))
return pSDKAnnot;
}
}
return nullptr;
}
void CPDFSDK_PageView::KillFocusAnnotIfNeeded() {
// if there is a focused annot on the page, we should kill the focus first.
if (CPDFSDK_Annot* focusedAnnot = m_pSDKDoc->GetFocusAnnot()) {
if (pdfium::ContainsValue(m_fxAnnotArray, focusedAnnot))
KillFocusAnnot();
}
}
FX_BOOL CPDFSDK_PageView::Annot_HasAppearance(CPDF_Annot* pAnnot) {
CPDF_Dictionary* pAnnotDic = pAnnot->GetAnnotDict();
if (pAnnotDic)
return pAnnotDic->KeyExist("AS");
return FALSE;
}
CPDFSDK_Annot* CPDFSDK_PageView::AddAnnot(CPDF_Annot* pPDFAnnot) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
ASSERT(pEnv);
CPDFSDK_AnnotHandlerMgr* pAnnotHandler = pEnv->GetAnnotHandlerMgr();
CPDFSDK_Annot* pSDKAnnot = pAnnotHandler->NewAnnot(pPDFAnnot, this);
if (!pSDKAnnot)
return nullptr;
m_fxAnnotArray.push_back(pSDKAnnot);
pAnnotHandler->Annot_OnCreate(pSDKAnnot);
return pSDKAnnot;
}
#ifdef PDF_ENABLE_XFA
CPDFSDK_Annot* CPDFSDK_PageView::AddAnnot(CXFA_FFWidget* pPDFAnnot) {
if (!pPDFAnnot)
return nullptr;
CPDFSDK_Annot* pSDKAnnot = GetAnnotByXFAWidget(pPDFAnnot);
if (pSDKAnnot)
return pSDKAnnot;
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotHandler = pEnv->GetAnnotHandlerMgr();
pSDKAnnot = pAnnotHandler->NewAnnot(pPDFAnnot, this);
if (!pSDKAnnot)
return nullptr;
m_fxAnnotArray.push_back(pSDKAnnot);
return pSDKAnnot;
}
#endif // PDF_ENABLE_XFA
CPDFSDK_Annot* CPDFSDK_PageView::AddAnnot(CPDF_Dictionary* pDict) {
return pDict ? AddAnnot(pDict->GetStringBy("Subtype"), pDict) : nullptr;
}
CPDFSDK_Annot* CPDFSDK_PageView::AddAnnot(const FX_CHAR* lpSubType,
CPDF_Dictionary* pDict) {
return NULL;
}
FX_BOOL CPDFSDK_PageView::DeleteAnnot(CPDFSDK_Annot* pAnnot) {
#ifdef PDF_ENABLE_XFA
if (!pAnnot)
return FALSE;
CPDFXFA_Page* pPage = pAnnot->GetPDFXFAPage();
if (!pPage || (pPage->GetDocument()->GetDocType() != DOCTYPE_STATIC_XFA &&
pPage->GetDocument()->GetDocType() != DOCTYPE_DYNAMIC_XFA))
return FALSE;
if (GetFocusAnnot() == pAnnot)
KillFocusAnnot();
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotHandler = pEnv->GetAnnotHandlerMgr();
if (pAnnotHandler)
pAnnotHandler->ReleaseAnnot(pAnnot);
auto it = std::find(m_fxAnnotArray.begin(), m_fxAnnotArray.end(), pAnnot);
if (it != m_fxAnnotArray.end())
m_fxAnnotArray.erase(it);
if (m_CaptureWidget == pAnnot)
m_CaptureWidget = nullptr;
return TRUE;
#else // PDF_ENABLE_XFA
return FALSE;
#endif // PDF_ENABLE_XFA
}
CPDF_Document* CPDFSDK_PageView::GetPDFDocument() {
if (m_page) {
#ifdef PDF_ENABLE_XFA
return m_page->GetDocument()->GetPDFDoc();
#else // PDF_ENABLE_XFA
return m_page->m_pDocument;
#endif // PDF_ENABLE_XFA
}
return NULL;
}
#ifdef PDF_ENABLE_XFA
CPDF_Page* CPDFSDK_PageView::GetPDFPage() {
if (m_page) {
return m_page->GetPDFPage();
}
return NULL;
}
#endif // PDF_ENABLE_XFA
size_t CPDFSDK_PageView::CountAnnots() const {
return m_fxAnnotArray.size();
}
CPDFSDK_Annot* CPDFSDK_PageView::GetAnnot(size_t nIndex) {
return nIndex < m_fxAnnotArray.size() ? m_fxAnnotArray[nIndex] : nullptr;
}
CPDFSDK_Annot* CPDFSDK_PageView::GetAnnotByDict(CPDF_Dictionary* pDict) {
for (CPDFSDK_Annot* pAnnot : m_fxAnnotArray) {
if (pAnnot->GetPDFAnnot()->GetAnnotDict() == pDict)
return pAnnot;
}
return nullptr;
}
#ifdef PDF_ENABLE_XFA
CPDFSDK_Annot* CPDFSDK_PageView::GetAnnotByXFAWidget(CXFA_FFWidget* hWidget) {
if (!hWidget)
return nullptr;
for (CPDFSDK_Annot* pAnnot : m_fxAnnotArray) {
if (pAnnot->GetXFAWidget() == hWidget)
return pAnnot;
}
return nullptr;
}
#endif // PDF_ENABLE_XFA
FX_BOOL CPDFSDK_PageView::OnLButtonDown(const CFX_FloatPoint& point,
FX_UINT nFlag) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
ASSERT(pEnv);
CPDFSDK_Annot* pFXAnnot = GetFXWidgetAtPoint(point.x, point.y);
if (!pFXAnnot) {
KillFocusAnnot(nFlag);
return FALSE;
}
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
FX_BOOL bRet =
pAnnotHandlerMgr->Annot_OnLButtonDown(this, pFXAnnot, nFlag, point);
if (bRet)
SetFocusAnnot(pFXAnnot);
return bRet;
}
#ifdef PDF_ENABLE_XFA
FX_BOOL CPDFSDK_PageView::OnRButtonDown(const CFX_FloatPoint& point,
FX_UINT nFlag) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
ASSERT(pEnv);
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
ASSERT(pAnnotHandlerMgr);
CPDFSDK_Annot* pFXAnnot = GetFXWidgetAtPoint(point.x, point.y);
if (pFXAnnot == NULL)
return FALSE;
FX_BOOL bRet =
pAnnotHandlerMgr->Annot_OnRButtonDown(this, pFXAnnot, nFlag, point);
if (bRet) {
SetFocusAnnot(pFXAnnot);
}
return TRUE;
}
FX_BOOL CPDFSDK_PageView::OnRButtonUp(const CFX_FloatPoint& point,
FX_UINT nFlag) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
ASSERT(pEnv);
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
CPDFSDK_Annot* pFXAnnot = GetFXWidgetAtPoint(point.x, point.y);
if (pFXAnnot == NULL)
return FALSE;
FX_BOOL bRet =
pAnnotHandlerMgr->Annot_OnRButtonUp(this, pFXAnnot, nFlag, point);
if (bRet) {
SetFocusAnnot(pFXAnnot);
}
return TRUE;
}
#endif // PDF_ENABLE_XFA
FX_BOOL CPDFSDK_PageView::OnLButtonUp(const CFX_FloatPoint& point,
FX_UINT nFlag) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
ASSERT(pEnv);
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
CPDFSDK_Annot* pFXAnnot = GetFXWidgetAtPoint(point.x, point.y);
CPDFSDK_Annot* pFocusAnnot = GetFocusAnnot();
FX_BOOL bRet = FALSE;
if (pFocusAnnot && pFocusAnnot != pFXAnnot) {
// Last focus Annot gets a chance to handle the event.
bRet = pAnnotHandlerMgr->Annot_OnLButtonUp(this, pFocusAnnot, nFlag, point);
}
if (pFXAnnot && !bRet)
bRet = pAnnotHandlerMgr->Annot_OnLButtonUp(this, pFXAnnot, nFlag, point);
return bRet;
}
FX_BOOL CPDFSDK_PageView::OnMouseMove(const CFX_FloatPoint& point, int nFlag) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
if (CPDFSDK_Annot* pFXAnnot = GetFXWidgetAtPoint(point.x, point.y)) {
if (m_CaptureWidget && m_CaptureWidget != pFXAnnot) {
m_bExitWidget = TRUE;
m_bEnterWidget = FALSE;
pAnnotHandlerMgr->Annot_OnMouseExit(this, m_CaptureWidget, nFlag);
}
m_CaptureWidget = (CPDFSDK_Widget*)pFXAnnot;
m_bOnWidget = TRUE;
if (!m_bEnterWidget) {
m_bEnterWidget = TRUE;
m_bExitWidget = FALSE;
pAnnotHandlerMgr->Annot_OnMouseEnter(this, pFXAnnot, nFlag);
}
pAnnotHandlerMgr->Annot_OnMouseMove(this, pFXAnnot, nFlag, point);
return TRUE;
}
if (m_bOnWidget) {
m_bOnWidget = FALSE;
m_bExitWidget = TRUE;
m_bEnterWidget = FALSE;
if (m_CaptureWidget) {
pAnnotHandlerMgr->Annot_OnMouseExit(this, m_CaptureWidget, nFlag);
m_CaptureWidget = NULL;
}
}
return FALSE;
}
FX_BOOL CPDFSDK_PageView::OnMouseWheel(double deltaX,
double deltaY,
const CFX_FloatPoint& point,
int nFlag) {
if (CPDFSDK_Annot* pAnnot = GetFXWidgetAtPoint(point.x, point.y)) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
return pAnnotHandlerMgr->Annot_OnMouseWheel(this, pAnnot, nFlag,
(int)deltaY, point);
}
return FALSE;
}
FX_BOOL CPDFSDK_PageView::OnChar(int nChar, FX_UINT nFlag) {
if (CPDFSDK_Annot* pAnnot = GetFocusAnnot()) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
return pAnnotHandlerMgr->Annot_OnChar(pAnnot, nChar, nFlag);
}
return FALSE;
}
FX_BOOL CPDFSDK_PageView::OnKeyDown(int nKeyCode, int nFlag) {
if (CPDFSDK_Annot* pAnnot = GetFocusAnnot()) {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
return pAnnotHandlerMgr->Annot_OnKeyDown(pAnnot, nKeyCode, nFlag);
}
return FALSE;
}
FX_BOOL CPDFSDK_PageView::OnKeyUp(int nKeyCode, int nFlag) {
return FALSE;
}
void CPDFSDK_PageView::LoadFXAnnots() {
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
#ifdef PDF_ENABLE_XFA
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
#else
FX_BOOL enableAPUpdate = CPDF_InterForm::UpdatingAPEnabled();
// Disable the default AP construction.
CPDF_InterForm::EnableUpdateAP(FALSE);
m_pAnnotList.reset(new CPDF_AnnotList(m_page));
CPDF_InterForm::EnableUpdateAP(enableAPUpdate);
const size_t nCount = m_pAnnotList->Count();
#endif // PDF_ENABLE_XFA
SetLock(TRUE);
#ifdef PDF_ENABLE_XFA
m_page->AddRef();
if (m_pSDKDoc->GetXFADocument()->GetDocType() == DOCTYPE_DYNAMIC_XFA) {
CXFA_FFPageView* pageView = m_page->GetXFAPageView();
IXFA_WidgetIterator* pWidgetHander = pageView->CreateWidgetIterator(
XFA_TRAVERSEWAY_Form, XFA_WIDGETFILTER_Visible |
XFA_WIDGETFILTER_Viewable |
XFA_WIDGETFILTER_AllType);
if (!pWidgetHander) {
m_page->Release();
SetLock(FALSE);
return;
}
while (CXFA_FFWidget* pXFAAnnot = pWidgetHander->MoveToNext()) {
CPDFSDK_Annot* pAnnot = pAnnotHandlerMgr->NewAnnot(pXFAAnnot, this);
if (!pAnnot)
continue;
m_fxAnnotArray.push_back(pAnnot);
pAnnotHandlerMgr->Annot_OnLoad(pAnnot);
}
pWidgetHander->Release();
} else {
CPDF_Page* pPage = m_page->GetPDFPage();
ASSERT(pPage);
FX_BOOL enableAPUpdate = CPDF_InterForm::UpdatingAPEnabled();
// Disable the default AP construction.
CPDF_InterForm::EnableUpdateAP(FALSE);
m_pAnnotList.reset(new CPDF_AnnotList(pPage));
CPDF_InterForm::EnableUpdateAP(enableAPUpdate);
const size_t nCount = m_pAnnotList->Count();
for (size_t i = 0; i < nCount; ++i) {
CPDF_Annot* pPDFAnnot = m_pAnnotList->GetAt(i);
CheckUnSupportAnnot(GetPDFDocument(), pPDFAnnot);
CPDFSDK_Annot* pAnnot = pAnnotHandlerMgr->NewAnnot(pPDFAnnot, this);
if (!pAnnot)
continue;
m_fxAnnotArray.push_back(pAnnot);
pAnnotHandlerMgr->Annot_OnLoad(pAnnot);
}
}
m_page->Release();
#else // PDF_ENABLE_XFA
for (size_t i = 0; i < nCount; ++i) {
CPDF_Annot* pPDFAnnot = m_pAnnotList->GetAt(i);
CPDF_Document* pDoc = GetPDFDocument();
CheckUnSupportAnnot(pDoc, pPDFAnnot);
CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr = pEnv->GetAnnotHandlerMgr();
CPDFSDK_Annot* pAnnot = pAnnotHandlerMgr->NewAnnot(pPDFAnnot, this);
if (!pAnnot)
continue;
m_fxAnnotArray.push_back(pAnnot);
pAnnotHandlerMgr->Annot_OnLoad(pAnnot);
}
#endif // PDF_ENABLE_XFA
SetLock(FALSE);
}
void CPDFSDK_PageView::ClearFXAnnots() {
SetLock(TRUE);
if (m_pSDKDoc && GetFocusAnnot())
m_pSDKDoc->SetFocusAnnot(nullptr);
m_CaptureWidget = nullptr;
for (CPDFSDK_Annot* pAnnot : m_fxAnnotArray)
m_pSDKDoc->GetEnv()->GetAnnotHandlerMgr()->ReleaseAnnot(pAnnot);
m_fxAnnotArray.clear();
m_pAnnotList.reset();
SetLock(FALSE);
}
void CPDFSDK_PageView::UpdateRects(CFX_RectArray& rects) {
for (int i = 0; i < rects.GetSize(); i++) {
CFX_FloatRect rc = rects.GetAt(i);
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
pEnv->FFI_Invalidate(m_page, rc.left, rc.top, rc.right, rc.bottom);
}
}
void CPDFSDK_PageView::UpdateView(CPDFSDK_Annot* pAnnot) {
CFX_FloatRect rcWindow = pAnnot->GetRect();
CPDFDoc_Environment* pEnv = m_pSDKDoc->GetEnv();
pEnv->FFI_Invalidate(m_page, rcWindow.left, rcWindow.top, rcWindow.right,
rcWindow.bottom);
}
int CPDFSDK_PageView::GetPageIndex() {
if (m_page) {
#ifdef PDF_ENABLE_XFA
CPDF_Dictionary* pDic = m_page->GetPDFPage()->m_pFormDict;
#else // PDF_ENABLE_XFA
CPDF_Dictionary* pDic = m_page->m_pFormDict;
#endif // PDF_ENABLE_XFA
CPDF_Document* pDoc = m_pSDKDoc->GetPDFDocument();
if (pDoc && pDic) {
return pDoc->GetPageIndex(pDic->GetObjNum());
}
}
return -1;
}
bool CPDFSDK_PageView::IsValidAnnot(const CPDF_Annot* p) const {
if (!p)
return false;
const auto& annots = m_pAnnotList->All();
return pdfium::ContainsValue(annots, p);
}
CPDFSDK_Annot* CPDFSDK_PageView::GetFocusAnnot() {
CPDFSDK_Annot* pFocusAnnot = m_pSDKDoc->GetFocusAnnot();
if (!pFocusAnnot)
return nullptr;
for (CPDFSDK_Annot* pAnnot : m_fxAnnotArray) {
if (pAnnot == pFocusAnnot)
return pAnnot;
}
return nullptr;
}