FX_FLOAT CPDF_Dictionary::GetNumber(const CFX_ByteStringC& key) const {
CPDF_Object* p = GetElement(key);
if (p) {
return p->GetNumber();
}
return 0;
}
FX_FLOAT CPDF_Array::GetNumber(FX_DWORD i) const
{
if (i >= (FX_DWORD)m_Objects.GetSize()) {
return 0;
}
CPDF_Object* p = (CPDF_Object*)m_Objects.GetAt(i);
return p->GetNumber();
}
FX_FLOAT CPDF_StructElementImpl::GetNumber(const CFX_ByteStringC& owner,
const CFX_ByteStringC& name,
FX_FLOAT default_value,
FX_BOOL bInheritable,
int subindex) {
CPDF_Object* pAttr = GetAttr(owner, name, bInheritable, subindex);
return ToNumber(pAttr) ? pAttr->GetNumber() : default_value;
}
FX_FLOAT CPDF_StructElementImpl::GetNumber(FX_BSTR owner, FX_BSTR name, FX_FLOAT 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->GetNumber();
}
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;
}
}
FX_FLOAT CPDF_Dictionary::GetNumber(FX_BSTR key) const
{
CPDF_Object* p = NULL;
m_Map.Lookup(key, (void*&)p);
if (p) {
return p->GetNumber();
}
return 0;
}
FX_FLOAT CPDF_Object::GetNumber() const {
switch (m_Type) {
case PDFOBJ_NUMBER:
return AsNumber()->GetNumber();
case PDFOBJ_REFERENCE: {
const CPDF_Reference* pRef = AsReference();
if (!pRef->m_pObjList)
break;
CPDF_Object* pObj =
pRef->m_pObjList->GetIndirectObject(pRef->GetRefObjNum(), nullptr);
return pObj ? pObj->GetNumber() : 0;
}
}
return 0;
}
void CPDF_StreamContentParser::Handle_ShowText_Positioning() {
CPDF_Array* pArray = GetObject(0) ? GetObject(0)->GetArray() : NULL;
if (!pArray) {
return;
}
int n = pArray->GetCount();
int nsegs = 0;
for (int i = 0; i < n; i++) {
if (pArray->GetElementValue(i)->IsString())
nsegs++;
}
if (nsegs == 0) {
for (int i = 0; i < n; i++) {
m_pCurStates->m_TextX -=
FXSYS_Mul(pArray->GetNumber(i),
m_pCurStates->m_TextState.GetFontSize()) /
1000;
}
return;
}
CFX_ByteString* pStrs = new CFX_ByteString[nsegs];
FX_FLOAT* pKerning = FX_Alloc(FX_FLOAT, nsegs);
int iSegment = 0;
FX_FLOAT fInitKerning = 0;
for (int i = 0; i < n; i++) {
CPDF_Object* pObj = pArray->GetElementValue(i);
if (pObj->IsString()) {
CFX_ByteString str = pObj->GetString();
if (str.IsEmpty()) {
continue;
}
pStrs[iSegment] = str;
pKerning[iSegment++] = 0;
} else {
FX_FLOAT num = pObj ? pObj->GetNumber() : 0;
if (iSegment == 0) {
fInitKerning += num;
} else {
pKerning[iSegment - 1] += num;
}
}
}
AddTextObject(pStrs, fInitKerning, pKerning, iSegment);
delete[] pStrs;
FX_Free(pKerning);
}
FX_FLOAT CPDF_Object::GetNumber() const
{
switch (m_Type) {
case PDFOBJ_NUMBER:
return ((CPDF_Number*)this)->GetNumber();
case PDFOBJ_REFERENCE: {
CPDF_Reference* pRef = (CPDF_Reference*)(FX_LPVOID)this;
if (pRef->m_pObjList == NULL) {
break;
}
CPDF_Object* pObj = pRef->m_pObjList->GetIndirectObject(pRef->m_RefObjNum);
if (pObj == NULL) {
return 0;
}
return pObj->GetNumber();
}
}
return 0;
}
FX_FLOAT CPDF_Reference::GetNumber() const {
CPDF_Object* obj = SafeGetDirect();
return obj ? obj->GetNumber() : 0;
}
void CPDF_AllStates::ProcessExtGS(CPDF_Dictionary* pGS,
CPDF_StreamContentParser* pParser) {
for (const auto& it : *pGS) {
const CFX_ByteString& key_str = it.first;
CPDF_Object* pElement = it.second.get();
CPDF_Object* pObject = pElement ? pElement->GetDirect() : nullptr;
if (!pObject)
continue;
uint32_t key = key_str.GetID();
switch (key) {
case FXBSTR_ID('L', 'W', 0, 0):
m_GraphState.SetLineWidth(pObject->GetNumber());
break;
case FXBSTR_ID('L', 'C', 0, 0):
m_GraphState.SetLineCap(
static_cast<CFX_GraphStateData::LineCap>(pObject->GetInteger()));
break;
case FXBSTR_ID('L', 'J', 0, 0):
m_GraphState.SetLineJoin(
static_cast<CFX_GraphStateData::LineJoin>(pObject->GetInteger()));
break;
case FXBSTR_ID('M', 'L', 0, 0):
m_GraphState.SetMiterLimit(pObject->GetNumber());
break;
case FXBSTR_ID('D', 0, 0, 0): {
CPDF_Array* pDash = pObject->AsArray();
if (!pDash)
break;
CPDF_Array* pArray = pDash->GetArrayAt(0);
if (!pArray)
break;
SetLineDash(pArray, pDash->GetNumberAt(1), 1.0f);
break;
}
case FXBSTR_ID('R', 'I', 0, 0):
m_GeneralState.SetRenderIntent(pObject->GetString());
break;
case FXBSTR_ID('F', 'o', 'n', 't'): {
CPDF_Array* pFont = pObject->AsArray();
if (!pFont)
break;
m_TextState.SetFontSize(pFont->GetNumberAt(1));
m_TextState.SetFont(pParser->FindFont(pFont->GetStringAt(0)));
break;
}
case FXBSTR_ID('T', 'R', 0, 0):
if (pGS->KeyExist("TR2")) {
continue;
}
case FXBSTR_ID('T', 'R', '2', 0):
m_GeneralState.SetTR(pObject && !pObject->IsName() ? pObject : nullptr);
break;
case FXBSTR_ID('B', 'M', 0, 0): {
CPDF_Array* pArray = pObject->AsArray();
m_GeneralState.SetBlendMode(pArray ? pArray->GetStringAt(0)
: pObject->GetString());
if (m_GeneralState.GetBlendType() > FXDIB_BLEND_MULTIPLY)
pParser->GetPageObjectHolder()->SetBackgroundAlphaNeeded(true);
break;
}
case FXBSTR_ID('S', 'M', 'a', 's'):
if (ToDictionary(pObject)) {
m_GeneralState.SetSoftMask(pObject);
m_GeneralState.SetSMaskMatrix(pParser->GetCurStates()->m_CTM);
} else {
m_GeneralState.SetSoftMask(nullptr);
}
break;
case FXBSTR_ID('C', 'A', 0, 0):
m_GeneralState.SetStrokeAlpha(ClipFloat(pObject->GetNumber()));
break;
case FXBSTR_ID('c', 'a', 0, 0):
m_GeneralState.SetFillAlpha(ClipFloat(pObject->GetNumber()));
break;
case FXBSTR_ID('O', 'P', 0, 0):
m_GeneralState.SetStrokeOP(!!pObject->GetInteger());
if (!pGS->KeyExist("op"))
m_GeneralState.SetFillOP(!!pObject->GetInteger());
break;
case FXBSTR_ID('o', 'p', 0, 0):
m_GeneralState.SetFillOP(!!pObject->GetInteger());
break;
case FXBSTR_ID('O', 'P', 'M', 0):
m_GeneralState.SetOPMode(pObject->GetInteger());
break;
case FXBSTR_ID('B', 'G', 0, 0):
if (pGS->KeyExist("BG2")) {
continue;
}
case FXBSTR_ID('B', 'G', '2', 0):
m_GeneralState.SetBG(pObject);
break;
case FXBSTR_ID('U', 'C', 'R', 0):
if (pGS->KeyExist("UCR2")) {
continue;
}
case FXBSTR_ID('U', 'C', 'R', '2'):
m_GeneralState.SetUCR(pObject);
break;
case FXBSTR_ID('H', 'T', 0, 0):
m_GeneralState.SetHT(pObject);
break;
case FXBSTR_ID('F', 'L', 0, 0):
m_GeneralState.SetFlatness(pObject->GetNumber());
break;
case FXBSTR_ID('S', 'M', 0, 0):
m_GeneralState.SetSmoothness(pObject->GetNumber());
break;
case FXBSTR_ID('S', 'A', 0, 0):
m_GeneralState.SetStrokeAdjust(!!pObject->GetInteger());
break;
case FXBSTR_ID('A', 'I', 'S', 0):
m_GeneralState.SetAlphaSource(!!pObject->GetInteger());
break;
case FXBSTR_ID('T', 'K', 0, 0):
m_GeneralState.SetTextKnockout(!!pObject->GetInteger());
break;
}
}
m_GeneralState.SetMatrix(m_CTM);
}
