void CPDF_Document::LoadAsynDoc(CPDF_Dictionary* pLinearized) {
m_bLinearized = TRUE;
m_LastObjNum = m_pParser->GetLastObjNum();
CPDF_Object* pIndirectObj =
GetIndirectObject(m_pParser->GetRootObjNum(), nullptr);
m_pRootDict = pIndirectObj ? pIndirectObj->GetDict() : nullptr;
if (!m_pRootDict) {
return;
}
pIndirectObj = GetIndirectObject(m_pParser->GetInfoObjNum(), nullptr);
m_pInfoDict = pIndirectObj ? pIndirectObj->GetDict() : nullptr;
CPDF_Array* pIDArray = m_pParser->GetIDArray();
if (pIDArray) {
m_ID1 = pIDArray->GetString(0);
m_ID2 = pIDArray->GetString(1);
}
FX_DWORD dwPageCount = 0;
CPDF_Object* pCount = pLinearized->GetElement("N");
if (ToNumber(pCount))
dwPageCount = pCount->GetInteger();
m_PageList.SetSize(dwPageCount);
CPDF_Object* pNo = pLinearized->GetElement("P");
if (ToNumber(pNo))
m_dwFirstPageNo = pNo->GetInteger();
CPDF_Object* pObjNum = pLinearized->GetElement("O");
if (ToNumber(pObjNum))
m_dwFirstPageObjNum = pObjNum->GetInteger();
}
int CPDF_Dictionary::GetInteger(const CFX_ByteStringC& key, int def) const {
CPDF_Object* p = GetElement(key);
if (p) {
return p->GetInteger();
}
return def;
}
int CPDF_Object::GetInteger() const
{
CFX_AutoRestorer<int> restorer(&s_nCurRefDepth);
if (++s_nCurRefDepth > OBJECT_REF_MAX_DEPTH) {
return 0;
}
switch (m_Type) {
case PDFOBJ_BOOLEAN:
return ((CPDF_Boolean*)this)->m_bValue;
case PDFOBJ_NUMBER:
return ((CPDF_Number*)this)->GetInteger();
case PDFOBJ_REFERENCE: {
CPDF_Reference* pRef = (CPDF_Reference*)(FX_LPVOID)this;
PARSE_CONTEXT context;
FXSYS_memset32(&context, 0, sizeof(PARSE_CONTEXT));
if (pRef->m_pObjList == NULL) {
return 0;
}
CPDF_Object* pObj = pRef->m_pObjList->GetIndirectObject(pRef->m_RefObjNum, &context);
if (pObj == NULL) {
return 0;
}
return pObj->GetInteger();
}
}
return 0;
}
FX_BOOL CPDF_Dictionary::GetBoolean(const CFX_ByteStringC& key,
FX_BOOL bDefault) const {
CPDF_Object* p = GetElement(key);
if (ToBoolean(p))
return p->GetInteger();
return bDefault;
}
DLLEXPORT int STDCALL FPDFPage_GetRotation(FPDF_PAGE page) {
CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") ||
!pPage->m_pFormDict->GetElement("Type")->GetDirect() ||
pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare(
"Page")) {
return -1;
}
CPDF_Dictionary* pDict = pPage->m_pFormDict;
if (!pDict)
return -1;
while (pDict) {
if (pDict->KeyExist("Rotate")) {
CPDF_Object* pRotateObj = pDict->GetElement("Rotate")->GetDirect();
return pRotateObj ? pRotateObj->GetInteger() / 90 : 0;
}
if (!pDict->KeyExist("Parent"))
break;
pDict = ToDictionary(pDict->GetElement("Parent")->GetDirect());
}
return 0;
}
uint32_t CPDF_FormField::GetFieldFlags() const {
CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "Ff");
if (!pObj) {
return 0;
}
return pObj->GetInteger();
}
int CPDF_FormField::GetTopVisibleIndex() {
CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "TI");
if (!pObj) {
return 0;
}
return pObj->GetInteger();
}
FX_DWORD CPDF_FormField::GetFieldFlags() {
CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "Ff");
if (!pObj) {
return 0;
}
return pObj->GetInteger();
}
int CPDF_Array::GetInteger(FX_DWORD i) const
{
if (i >= (FX_DWORD)m_Objects.GetSize()) {
return 0;
}
CPDF_Object* p = (CPDF_Object*)m_Objects.GetAt(i);
return p->GetInteger();
}
int CPDF_StructElementImpl::GetInteger(FX_BSTR owner, FX_BSTR name, int default_value, FX_BOOL bInheritable, int subindex)
{
CPDF_Object* pAttr = GetAttr(owner, name, bInheritable, subindex);
if (pAttr == NULL || pAttr->GetType() != PDFOBJ_NUMBER) {
return default_value;
}
return pAttr->GetInteger();
}
int CPDF_StructElementImpl::GetInteger(const CFX_ByteStringC& owner,
const CFX_ByteStringC& name,
int default_value,
FX_BOOL bInheritable,
int subindex) {
CPDF_Object* pAttr = GetAttr(owner, name, bInheritable, subindex);
return ToNumber(pAttr) ? pAttr->GetInteger() : default_value;
}
FX_BOOL Document::info(IFXJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError)
{
ASSERT(m_pDocument != NULL);
CPDF_Dictionary* pDictionary = m_pDocument->GetDocument()->GetInfo();
if (!pDictionary)return FALSE;
CFX_WideString cwAuthor = pDictionary->GetUnicodeText("Author");
CFX_WideString cwTitle = pDictionary->GetUnicodeText("Title");
CFX_WideString cwSubject = pDictionary->GetUnicodeText("Subject");
CFX_WideString cwKeywords = pDictionary->GetUnicodeText("Keywords");
CFX_WideString cwCreator = pDictionary->GetUnicodeText("Creator");
CFX_WideString cwProducer = pDictionary->GetUnicodeText("Producer");
CFX_WideString cwCreationDate = pDictionary->GetUnicodeText("CreationDate");
CFX_WideString cwModDate = pDictionary->GetUnicodeText("ModDate");
CFX_WideString cwTrapped = pDictionary->GetUnicodeText("Trapped");
v8::Isolate* isolate = GetIsolate(cc);
if (vp.IsGetting())
{
CJS_Context* pContext = (CJS_Context *)cc;
CJS_Runtime* pRuntime = pContext->GetJSRuntime();
JSFXObject pObj = JS_NewFxDynamicObj(*pRuntime, pContext, -1);
JS_PutObjectString(isolate, pObj, L"Author", cwAuthor.c_str());
JS_PutObjectString(isolate, pObj, L"Title", cwTitle.c_str());
JS_PutObjectString(isolate, pObj, L"Subject", cwSubject.c_str());
JS_PutObjectString(isolate, pObj, L"Keywords", cwKeywords.c_str());
JS_PutObjectString(isolate, pObj, L"Creator", cwCreator.c_str());
JS_PutObjectString(isolate, pObj, L"Producer", cwProducer.c_str());
JS_PutObjectString(isolate, pObj, L"CreationDate", cwCreationDate.c_str());
JS_PutObjectString(isolate, pObj, L"ModDate", cwModDate.c_str());
JS_PutObjectString(isolate, pObj, L"Trapped", cwTrapped.c_str());
// It's to be compatible to non-standard info dictionary.
FX_POSITION pos = pDictionary->GetStartPos();
while(pos)
{
CFX_ByteString bsKey;
CPDF_Object* pValueObj = pDictionary->GetNextElement(pos, bsKey);
CFX_WideString wsKey = CFX_WideString::FromUTF8(bsKey, bsKey.GetLength());
if((pValueObj->GetType()==PDFOBJ_STRING) || (pValueObj->GetType()==PDFOBJ_NAME) )
JS_PutObjectString(isolate, pObj, wsKey.c_str(), pValueObj->GetUnicodeText().c_str());
if(pValueObj->GetType()==PDFOBJ_NUMBER)
JS_PutObjectNumber(isolate,pObj, wsKey.c_str(), (float)pValueObj->GetNumber());
if(pValueObj->GetType()==PDFOBJ_BOOLEAN)
JS_PutObjectBoolean(isolate,pObj, wsKey.c_str(), (bool)pValueObj->GetInteger());
}
vp << pObj;
return TRUE;
}
else
{
return TRUE;
}
}
void CPDF_CIDFont::LoadMetricsArray(CPDF_Array* pArray,
std::vector<uint32_t>* result,
int nElements) {
int width_status = 0;
int iCurElement = 0;
int first_code = 0;
int last_code = 0;
for (size_t i = 0; i < pArray->GetCount(); i++) {
CPDF_Object* pObj = pArray->GetDirectObjectAt(i);
if (!pObj)
continue;
if (CPDF_Array* pObjArray = pObj->AsArray()) {
if (width_status != 1)
return;
for (size_t j = 0; j < pObjArray->GetCount(); j += nElements) {
result->push_back(first_code);
result->push_back(first_code);
for (int k = 0; k < nElements; k++)
result->push_back(pObjArray->GetIntegerAt(j + k));
first_code++;
}
width_status = 0;
} else {
if (width_status == 0) {
first_code = pObj->GetInteger();
width_status = 1;
} else if (width_status == 1) {
last_code = pObj->GetInteger();
width_status = 2;
iCurElement = 0;
} else {
if (!iCurElement) {
result->push_back(first_code);
result->push_back(last_code);
}
result->push_back(pObj->GetInteger());
iCurElement++;
if (iCurElement == nElements)
width_status = 0;
}
}
}
}
int CPDF_Dictionary::GetInteger(const CFX_ByteStringC& key) const
{
CPDF_Object* p = NULL;
m_Map.Lookup(key, (void*&)p);
if (p) {
return p->GetInteger();
}
return 0;
}
int CPDF_Dictionary::GetInteger(FX_BSTR key, int def) const
{
CPDF_Object* p = NULL;
m_Map.Lookup(key, (void*&)p);
if (p) {
return p->GetInteger();
}
return def;
}
FX_BOOL CPDF_Dictionary::GetBoolean(FX_BSTR key, FX_BOOL bDefault) const
{
CPDF_Object* p = NULL;
m_Map.Lookup(key, (void*&)p);
if (p && p->GetType() == PDFOBJ_BOOLEAN) {
return p->GetInteger();
}
return bDefault;
}
void CPDF_Document::LoadLinearizedDoc(CPDF_Dictionary* pLinearizationParams) {
m_bLinearized = true;
LoadDocInternal();
uint32_t dwPageCount = 0;
CPDF_Object* pCount = pLinearizationParams->GetObjectFor("N");
if (ToNumber(pCount))
dwPageCount = pCount->GetInteger();
m_PageList.SetSize(dwPageCount);
CPDF_Object* pNo = pLinearizationParams->GetObjectFor("P");
if (ToNumber(pNo))
m_iFirstPageNo = pNo->GetInteger();
CPDF_Object* pObjNum = pLinearizationParams->GetObjectFor("O");
if (ToNumber(pObjNum))
m_dwFirstPageObjNum = pObjNum->GetInteger();
}
int CPDF_Dictionary::GetInteger(FX_BSTR key) const
{
if (this) {
CPDF_Object* p = NULL;
m_Map.Lookup(key, (void*&)p);
if (p) {
return p->GetInteger();
}
}
return 0;
}
int CPDF_FormControl::GetControlAlignment() {
if (!m_pWidgetDict)
return 0;
if (m_pWidgetDict->KeyExist("Q"))
return m_pWidgetDict->GetIntegerBy("Q", 0);
CPDF_Object* pObj = FPDF_GetFieldAttr(m_pField->m_pDict, "Q");
if (pObj)
return pObj->GetInteger();
return m_pField->m_pForm->GetFormAlignment();
}
uint32_t CPDF_Dest::GetPageObjNum() {
CPDF_Array* pArray = ToArray(m_pObj);
if (!pArray)
return 0;
CPDF_Object* pPage = pArray->GetDirectObjectAt(0);
if (!pPage)
return 0;
if (pPage->IsNumber())
return pPage->GetInteger();
if (pPage->IsDictionary())
return pPage->GetObjNum();
return 0;
}
int CPDF_Dest::GetPageIndex(CPDF_Document* pDoc) {
CPDF_Array* pArray = ToArray(m_pObj);
if (!pArray)
return 0;
CPDF_Object* pPage = pArray->GetElementValue(0);
if (!pPage)
return 0;
if (pPage->IsNumber())
return pPage->GetInteger();
if (!pPage->IsDictionary())
return 0;
return pDoc->GetPageIndex(pPage->GetObjNum());
}
FX_DWORD CPDF_Dest::GetPageObjNum() {
CPDF_Array* pArray = ToArray(m_pObj);
if (!pArray)
return 0;
CPDF_Object* pPage = pArray->GetElementValue(0);
if (!pPage)
return 0;
if (pPage->IsNumber())
return pPage->GetInteger();
if (pPage->IsDictionary())
return pPage->GetObjNum();
return 0;
}
FX_BOOL CPDF_FormField::IsItemSelected(int index)
{
ASSERT(GetType() == ComboBox || GetType() == ListBox);
if (index < 0 || index >= CountOptions()) {
return FALSE;
}
if (IsOptionSelected(index)) {
return TRUE;
}
CFX_WideString opt_value = GetOptionValue(index);
CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
if (pValue == NULL) {
pValue = FPDF_GetFieldAttr(m_pDict, "I");
if (pValue == NULL) {
return FALSE;
}
}
if (pValue->GetType() == PDFOBJ_STRING) {
if (pValue->GetUnicodeText() == opt_value) {
return TRUE;
}
return FALSE;
}
if (pValue->GetType() == PDFOBJ_NUMBER) {
if (pValue->GetString().IsEmpty()) {
return FALSE;
}
if (pValue->GetInteger() == index) {
return TRUE;
}
return FALSE;
}
if (pValue->GetType() != PDFOBJ_ARRAY) {
return FALSE;
}
CPDF_Array* pArray = (CPDF_Array*)pValue;
int iPos = -1;
for (int j = 0; j < CountSelectedOptions(); j ++) {
if (GetSelectedOptionIndex(j) == index) {
iPos = j;
break;
}
}
for (FX_DWORD i = 0; i < pArray->GetCount(); i ++)
if (pArray->GetElementValue(i)->GetUnicodeText() == opt_value && (int)i == iPos) {
return TRUE;
}
return FALSE;
}
int CPDF_FormControl::GetControlAlignment()
{
if (m_pWidgetDict == NULL) {
return 0;
}
if (m_pWidgetDict->KeyExist("Q")) {
return m_pWidgetDict->GetInteger("Q", 0);
} else {
CPDF_Object* pObj = FPDF_GetFieldAttr(m_pField->m_pDict, "Q");
if (pObj == NULL) {
return m_pField->m_pForm->GetFormAlignment();
}
return pObj->GetInteger();
}
}
int CPDF_Dest::GetPageIndex(CPDF_Document* pDoc)
{
if (m_pObj == NULL || m_pObj->GetType() != PDFOBJ_ARRAY) {
return 0;
}
CPDF_Object* pPage = ((CPDF_Array*)m_pObj)->GetElementValue(0);
if (pPage == NULL) {
return 0;
}
if (pPage->GetType() == PDFOBJ_NUMBER) {
return pPage->GetInteger();
}
if (pPage->GetType() != PDFOBJ_DICTIONARY) {
return 0;
}
return pDoc->GetPageIndex(pPage->GetObjNum());
}
int CPDF_FormField::GetMaxLen() {
CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "MaxLen");
if (pObj == NULL) {
int iCount = m_ControlList.GetSize();
for (int i = 0; i < iCount; i++) {
CPDF_FormControl* pControl = (CPDF_FormControl*)m_ControlList.GetAt(i);
if (pControl == NULL) {
continue;
}
CPDF_Dictionary* pWidgetDict = pControl->m_pWidgetDict;
if (pWidgetDict->KeyExist("MaxLen")) {
return pWidgetDict->GetInteger("MaxLen");
}
}
return 0;
}
return pObj->GetInteger();
}
FX_BOOL CPDF_FormField::IsItemSelected(int index) const {
ASSERT(GetType() == ComboBox || GetType() == ListBox);
if (index < 0 || index >= CountOptions()) {
return FALSE;
}
if (IsOptionSelected(index)) {
return TRUE;
}
CFX_WideString opt_value = GetOptionValue(index);
CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
if (!pValue) {
pValue = FPDF_GetFieldAttr(m_pDict, "I");
if (!pValue) {
return FALSE;
}
}
if (pValue->IsString())
return pValue->GetUnicodeText() == opt_value;
if (pValue->IsNumber()) {
if (pValue->GetString().IsEmpty())
return FALSE;
return (pValue->GetInteger() == index);
}
CPDF_Array* pArray = pValue->AsArray();
if (!pArray)
return FALSE;
int iPos = -1;
for (int j = 0; j < CountSelectedOptions(); j++) {
if (GetSelectedOptionIndex(j) == index) {
iPos = j;
break;
}
}
for (int i = 0; i < static_cast<int>(pArray->GetCount()); i++)
if (pArray->GetDirectObjectAt(i)->GetUnicodeText() == opt_value &&
i == iPos) {
return TRUE;
}
return FALSE;
}
DLLEXPORT int STDCALL FPDFPage_GetRotation(FPDF_PAGE page) {
CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
if (!IsPageObject(pPage))
return -1;
CPDF_Dictionary* pDict = pPage->m_pFormDict;
while (pDict) {
if (pDict->KeyExist("Rotate")) {
CPDF_Object* pRotateObj = pDict->GetObjectBy("Rotate")->GetDirect();
return pRotateObj ? pRotateObj->GetInteger() / 90 : 0;
}
if (!pDict->KeyExist("Parent"))
break;
pDict = ToDictionary(pDict->GetObjectBy("Parent")->GetDirect());
}
return 0;
}
int CPDF_FormField::GetSelectedIndex(int index) {
CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
if (pValue == NULL) {
pValue = FPDF_GetFieldAttr(m_pDict, "I");
if (pValue == NULL) {
return -1;
}
}
if (pValue->GetType() == PDFOBJ_NUMBER) {
return pValue->GetInteger();
}
CFX_WideString sel_value;
if (pValue->GetType() == PDFOBJ_STRING) {
if (index != 0) {
return -1;
}
sel_value = pValue->GetUnicodeText();
} else {
if (pValue->GetType() != PDFOBJ_ARRAY) {
return -1;
}
if (index < 0) {
return -1;
}
CPDF_Object* elementValue = ((CPDF_Array*)pValue)->GetElementValue(index);
sel_value =
elementValue ? elementValue->GetUnicodeText() : CFX_WideString();
}
if (index < CountSelectedOptions()) {
int iOptIndex = GetSelectedOptionIndex(index);
CFX_WideString csOpt = GetOptionValue(iOptIndex);
if (csOpt == sel_value) {
return iOptIndex;
}
}
int nOpts = CountOptions();
for (int i = 0; i < nOpts; i++) {
if (sel_value == GetOptionValue(i)) {
return i;
}
}
return -1;
}
int CPDF_FormField::GetSelectedIndex(int index) {
CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
if (!pValue) {
pValue = FPDF_GetFieldAttr(m_pDict, "I");
if (!pValue)
return -1;
}
if (pValue->IsNumber())
return pValue->GetInteger();
CFX_WideString sel_value;
if (pValue->IsString()) {
if (index != 0)
return -1;
sel_value = pValue->GetUnicodeText();
} else {
CPDF_Array* pArray = pValue->AsArray();
if (!pArray || index < 0)
return -1;
CPDF_Object* elementValue = pArray->GetElementValue(index);
sel_value =
elementValue ? elementValue->GetUnicodeText() : CFX_WideString();
}
if (index < CountSelectedOptions()) {
int iOptIndex = GetSelectedOptionIndex(index);
CFX_WideString csOpt = GetOptionValue(iOptIndex);
if (csOpt == sel_value) {
return iOptIndex;
}
}
int nOpts = CountOptions();
for (int i = 0; i < nOpts; i++) {
if (sel_value == GetOptionValue(i)) {
return i;
}
}
return -1;
}
