CPDF_Stream* CPDF_Stream::Clone(FX_BOOL bDirect, FPDF_LPFCloneStreamCallback lpfCallback, FX_LPVOID pUserData) const
{
CPDF_Dictionary *pCloneDict = (CPDF_Dictionary*)m_pDict->Clone(bDirect);
IFX_FileStream *pFS = NULL;
if (lpfCallback) {
pFS = lpfCallback((CPDF_Stream*)this, pUserData);
}
if (!pFS) {
CPDF_StreamAcc acc;
acc.LoadAllData(this, TRUE);
FX_DWORD streamSize = acc.GetSize();
return new CPDF_Stream(acc.DetachData(), streamSize, pCloneDict);
}
CPDF_Stream* pObj = new CPDF_Stream(NULL, 0, NULL);
CPDF_StreamFilter *pSF = GetStreamFilter(TRUE);
if (pSF) {
FX_LPBYTE pBuf = FX_Alloc(FX_BYTE, 4096);
FX_DWORD dwRead;
do {
dwRead = pSF->ReadBlock(pBuf, 4096);
if (dwRead) {
pFS->WriteBlock(pBuf, dwRead);
}
} while (dwRead == 4096);
pFS->Flush();
FX_Free(pBuf);
delete pSF;
}
pObj->InitStream((IFX_FileRead*)pFS, pCloneDict);
return pObj;
}
void CBA_FontMap::AddFontToAnnotDict(CPDF_Font* pFont, const CFX_ByteString& sAlias)
{
if (!pFont) return;
ASSERT(m_pAnnotDict != NULL);
ASSERT(m_pDocument != NULL);
CPDF_Dictionary* pAPDict = m_pAnnotDict->GetDict("AP");
if (pAPDict == NULL)
{
pAPDict = new CPDF_Dictionary;
m_pAnnotDict->SetAt("AP", pAPDict);
}
//to avoid checkbox and radiobutton
CPDF_Object* pObject = pAPDict->GetElement(m_sAPType);
if (pObject && pObject->GetType() == PDFOBJ_DICTIONARY)
return;
CPDF_Stream* pStream = pAPDict->GetStream(m_sAPType);
if (pStream == NULL)
{
pStream = new CPDF_Stream(NULL, 0, NULL);
FX_INT32 objnum = m_pDocument->AddIndirectObject(pStream);
pAPDict->SetAtReference(m_sAPType, m_pDocument, objnum);
}
CPDF_Dictionary * pStreamDict = pStream->GetDict();
if (!pStreamDict)
{
pStreamDict = new CPDF_Dictionary;
pStream->InitStream(NULL, 0, pStreamDict);
}
if (pStreamDict)
{
CPDF_Dictionary* pStreamResList = pStreamDict->GetDict("Resources");
if (!pStreamResList)
{
pStreamResList = new CPDF_Dictionary();
pStreamDict->SetAt("Resources", pStreamResList);
}
if (pStreamResList)
{
CPDF_Dictionary* pStreamResFontList = pStreamResList->GetDict("Font");
if (!pStreamResFontList)
{
pStreamResFontList = new CPDF_Dictionary;
FX_INT32 objnum = m_pDocument->AddIndirectObject(pStreamResFontList);
pStreamResList->SetAtReference("Font", m_pDocument, objnum);
}
if (!pStreamResFontList->KeyExist(sAlias))
pStreamResFontList->SetAtReference(sAlias, m_pDocument, pFont->GetFontDict());
}
}
}
void CPDFSDK_BAAnnot::WriteAppearance(const CFX_ByteString& sAPType,
const CPDF_Rect& rcBBox,
const CFX_Matrix& matrix,
const CFX_ByteString& sContents,
const CFX_ByteString& sAPState) {
CPDF_Dictionary* pAPDict = m_pAnnot->GetAnnotDict()->GetDictBy("AP");
if (!pAPDict) {
pAPDict = new CPDF_Dictionary;
m_pAnnot->GetAnnotDict()->SetAt("AP", pAPDict);
}
CPDF_Stream* pStream = nullptr;
CPDF_Dictionary* pParentDict = nullptr;
if (sAPState.IsEmpty()) {
pParentDict = pAPDict;
pStream = pAPDict->GetStreamBy(sAPType);
} else {
CPDF_Dictionary* pAPTypeDict = pAPDict->GetDictBy(sAPType);
if (!pAPTypeDict) {
pAPTypeDict = new CPDF_Dictionary;
pAPDict->SetAt(sAPType, pAPTypeDict);
}
pParentDict = pAPTypeDict;
pStream = pAPTypeDict->GetStreamBy(sAPState);
}
if (!pStream) {
pStream = new CPDF_Stream(nullptr, 0, nullptr);
CPDF_Document* pDoc = m_pPageView->GetPDFDocument();
int32_t objnum = pDoc->AddIndirectObject(pStream);
pParentDict->SetAtReference(sAPType, pDoc, objnum);
}
CPDF_Dictionary* pStreamDict = pStream->GetDict();
if (!pStreamDict) {
pStreamDict = new CPDF_Dictionary;
pStreamDict->SetAtName("Type", "XObject");
pStreamDict->SetAtName("Subtype", "Form");
pStreamDict->SetAtInteger("FormType", 1);
pStream->InitStream(nullptr, 0, pStreamDict);
}
if (pStreamDict) {
pStreamDict->SetAtMatrix("Matrix", matrix);
pStreamDict->SetAtRect("BBox", rcBBox);
}
pStream->SetData((uint8_t*)sContents.c_str(), sContents.GetLength(), FALSE,
FALSE);
}
void CBA_FontMap::AddFontToAnnotDict(CPDF_Font* pFont,
const CFX_ByteString& sAlias) {
if (!pFont)
return;
CPDF_Dictionary* pAPDict = m_pAnnotDict->GetDictBy("AP");
if (!pAPDict) {
pAPDict = new CPDF_Dictionary;
m_pAnnotDict->SetAt("AP", pAPDict);
}
// to avoid checkbox and radiobutton
CPDF_Object* pObject = pAPDict->GetObjectBy(m_sAPType);
if (ToDictionary(pObject))
return;
CPDF_Stream* pStream = pAPDict->GetStreamBy(m_sAPType);
if (!pStream) {
pStream = new CPDF_Stream(nullptr, 0, nullptr);
int32_t objnum = m_pDocument->AddIndirectObject(pStream);
pAPDict->SetAtReference(m_sAPType, m_pDocument, objnum);
}
CPDF_Dictionary* pStreamDict = pStream->GetDict();
if (!pStreamDict) {
pStreamDict = new CPDF_Dictionary;
pStream->InitStream(nullptr, 0, pStreamDict);
}
if (pStreamDict) {
CPDF_Dictionary* pStreamResList = pStreamDict->GetDictBy("Resources");
if (!pStreamResList) {
pStreamResList = new CPDF_Dictionary();
pStreamDict->SetAt("Resources", pStreamResList);
}
if (pStreamResList) {
CPDF_Dictionary* pStreamResFontList = pStreamResList->GetDictBy("Font");
if (!pStreamResFontList) {
pStreamResFontList = new CPDF_Dictionary;
int32_t objnum = m_pDocument->AddIndirectObject(pStreamResFontList);
pStreamResList->SetAtReference("Font", m_pDocument, objnum);
}
if (!pStreamResFontList->KeyExist(sAlias))
pStreamResFontList->SetAtReference(sAlias, m_pDocument,
pFont->GetFontDict());
}
}
}
void CPDF_PageContentGenerate::ProcessForm(CFX_ByteTextBuf& buf,
const uint8_t* data,
FX_DWORD size,
CFX_Matrix& matrix) {
if (!data || !size) {
return;
}
CPDF_Stream* pStream = new CPDF_Stream(NULL, 0, NULL);
CPDF_Dictionary* pFormDict = CPDF_Dictionary::Create();
pFormDict->SetAtName("Type", "XObject");
pFormDict->SetAtName("Subtype", "Form");
CFX_FloatRect bbox = m_pPage->GetPageBBox();
matrix.TransformRect(bbox);
pFormDict->SetAtRect("BBox", bbox);
pStream->InitStream((uint8_t*)data, size, pFormDict);
buf << "q " << matrix << " cm ";
CFX_ByteString name = RealizeResource(pStream, "XObject");
buf << "/" << PDF_NameEncode(name) << " Do Q\n";
}
void CPDF_PageContentGenerator::ProcessForm(CFX_ByteTextBuf& buf,
const uint8_t* data,
uint32_t size,
CFX_Matrix& matrix) {
if (!data || !size)
return;
CPDF_Dictionary* pFormDict =
new CPDF_Dictionary(m_pDocument->GetByteStringPool());
pFormDict->SetNameFor("Type", "XObject");
pFormDict->SetNameFor("Subtype", "Form");
CFX_FloatRect bbox = m_pPage->GetPageBBox();
matrix.TransformRect(bbox);
pFormDict->SetRectFor("BBox", bbox);
CPDF_Stream* pStream = new CPDF_Stream;
pStream->InitStream(data, size, pFormDict);
buf << "q " << matrix << " cm ";
CFX_ByteString name = RealizeResource(pStream, "XObject");
buf << "/" << PDF_NameEncode(name) << " Do Q\n";
}
void CPDFSDK_Annot::WriteAppearance(const CFX_ByteString& sAPType, const CPDF_Rect& rcBBox,
const CPDF_Matrix& matrix, const CFX_ByteString& sContents,
const CFX_ByteString& sAPState)
{
ASSERT(m_pAnnot != NULL);
ASSERT(m_pAnnot->m_pAnnotDict != NULL);
CPDF_Dictionary* pAPDict = m_pAnnot->m_pAnnotDict->GetDict("AP");
if (!pAPDict)
{
pAPDict = FX_NEW CPDF_Dictionary;
m_pAnnot->m_pAnnotDict->SetAt("AP", pAPDict);
}
CPDF_Stream* pStream = NULL;
CPDF_Dictionary* pParentDict = NULL;
if (sAPState.IsEmpty())
{
pParentDict = pAPDict;
pStream = pAPDict->GetStream(sAPType);
}
else
{
CPDF_Dictionary* pAPTypeDict = pAPDict->GetDict(sAPType);
if (!pAPTypeDict)
{
pAPTypeDict = FX_NEW CPDF_Dictionary;
pAPDict->SetAt(sAPType, pAPTypeDict);
}
pParentDict = pAPTypeDict;
pStream = pAPTypeDict->GetStream(sAPState);
}
if (!pStream)
{
ASSERT(m_pPageView != NULL);
CPDF_Document* pDoc = m_pPageView->GetPDFDocument();
ASSERT(pDoc != NULL);
pStream = FX_NEW CPDF_Stream(NULL, 0, NULL);
FX_INT32 objnum = pDoc->AddIndirectObject(pStream);
//pAPDict->SetAtReference(sAPType, pDoc, objnum);
ASSERT(pParentDict != NULL);
pParentDict->SetAtReference(sAPType, pDoc, objnum);
}
CPDF_Dictionary * pStreamDict = pStream->GetDict();
if (!pStreamDict)
{
pStreamDict = FX_NEW CPDF_Dictionary;
pStreamDict->SetAtName("Type", "XObject");
pStreamDict->SetAtName("Subtype", "Form");
pStreamDict->SetAtInteger("FormType", 1);
pStream->InitStream(NULL,0,pStreamDict);
}
if (pStreamDict)
{
pStreamDict->SetAtMatrix("Matrix",matrix);
pStreamDict->SetAtRect("BBox", rcBBox);
}
pStream->SetData((FX_BYTE*)sContents.c_str(), sContents.GetLength(), FALSE, FALSE);
}
