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);
}
DLLEXPORT FPDF_BOOL STDCALL FPDFPage_TransFormWithClip(FPDF_PAGE page, FS_MATRIX* matrix, FS_RECTF* clipRect)
{
if(!page)
return FALSE;
CFX_ByteTextBuf textBuf;
textBuf<<"q ";
CFX_FloatRect rect(clipRect->left, clipRect->bottom, clipRect->right, clipRect->top);
rect.Normalize();
CFX_ByteString bsClipping;
bsClipping.Format("%f %f %f %f re W* n ", rect.left, rect.bottom, rect.Width(), rect.Height());
textBuf<<bsClipping;
CFX_ByteString bsMatix;
bsMatix.Format("%f %f %f %f %f %f cm ", matrix->a, matrix->b,matrix->c,matrix->d,matrix->e,matrix->f);
textBuf<<bsMatix;
CPDF_Page* pPage = (CPDF_Page*)page;
CPDF_Dictionary* pPageDic = pPage->m_pFormDict;
CPDF_Object* pContentObj = pPageDic->GetElement("Contents");
if(!pContentObj)
pContentObj = pPageDic->GetArray("Contents");
if(!pContentObj)
return FALSE;
CPDF_Dictionary* pDic = FX_NEW CPDF_Dictionary;
CPDF_Stream* pStream = FX_NEW CPDF_Stream(NULL,0, pDic);
pStream->SetData(textBuf.GetBuffer(), textBuf.GetSize(), FALSE, FALSE);
CPDF_Document* pDoc = pPage->m_pDocument;
if(!pDoc)
return FALSE;
pDoc->AddIndirectObject(pStream);
pDic = FX_NEW CPDF_Dictionary;
CPDF_Stream* pEndStream = FX_NEW CPDF_Stream(NULL,0, pDic);
pEndStream->SetData((FX_LPCBYTE)" Q", 2, FALSE, FALSE);
pDoc->AddIndirectObject(pEndStream);
CPDF_Array* pContentArray = NULL;
if (pContentObj && pContentObj->GetType() == PDFOBJ_ARRAY)
{
pContentArray = (CPDF_Array*)pContentObj;
CPDF_Reference* pRef = FX_NEW CPDF_Reference(pDoc, pStream->GetObjNum());
pContentArray->InsertAt(0, pRef);
pContentArray->AddReference(pDoc,pEndStream);
}
else if(pContentObj && pContentObj->GetType() == PDFOBJ_REFERENCE)
{
CPDF_Reference* pReference = (CPDF_Reference*)pContentObj;
CPDF_Object* pDirectObj = pReference->GetDirect();
if(pDirectObj != NULL)
{
if(pDirectObj->GetType() == PDFOBJ_ARRAY)
{
pContentArray = (CPDF_Array*)pDirectObj;
CPDF_Reference* pRef = FX_NEW CPDF_Reference(pDoc, pStream->GetObjNum());
pContentArray->InsertAt(0, pRef);
pContentArray->AddReference(pDoc,pEndStream);
}
else if(pDirectObj->GetType() == PDFOBJ_STREAM)
{
pContentArray = FX_NEW CPDF_Array();
pContentArray->AddReference(pDoc,pStream->GetObjNum());
pContentArray->AddReference(pDoc,pDirectObj->GetObjNum());
pContentArray->AddReference(pDoc, pEndStream);
pPageDic->SetAtReference("Contents", pDoc, pDoc->AddIndirectObject(pContentArray));
}
}
}
//Need to transform the patterns as well.
CPDF_Dictionary* pRes = pPageDic->GetDict(FX_BSTRC("Resources"));
if(pRes)
{
CPDF_Dictionary* pPattenDict = pRes->GetDict(FX_BSTRC("Pattern"));
if(pPattenDict)
{
FX_POSITION pos = pPattenDict->GetStartPos();
while(pos)
{
CPDF_Dictionary* pDict = NULL;
CFX_ByteString key;
CPDF_Object* pObj = pPattenDict->GetNextElement(pos, key);
if(pObj->GetType() == PDFOBJ_REFERENCE)
pObj = pObj->GetDirect();
if(pObj->GetType() == PDFOBJ_DICTIONARY)
{
pDict = (CPDF_Dictionary*)pObj;
}
else if(pObj->GetType() == PDFOBJ_STREAM)
{
pDict = ((CPDF_Stream*)pObj)->GetDict();
}
else
continue;
CFX_AffineMatrix m = pDict->GetMatrix(FX_BSTRC("Matrix"));
CFX_AffineMatrix t = *(CFX_AffineMatrix*)matrix;
m.Concat(t);
pDict->SetAtMatrix(FX_BSTRC("Matrix"), m);
}
}
}
return TRUE;
}
DLLEXPORT FPDF_BOOL STDCALL FPDFPage_TransFormWithClip(FPDF_PAGE page,
FS_MATRIX* matrix,
FS_RECTF* clipRect) {
CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
if (!pPage)
return FALSE;
CFX_ByteTextBuf textBuf;
textBuf << "q ";
CFX_FloatRect rect(clipRect->left, clipRect->bottom, clipRect->right,
clipRect->top);
rect.Normalize();
CFX_ByteString bsClipping;
bsClipping.Format("%f %f %f %f re W* n ", rect.left, rect.bottom,
rect.Width(), rect.Height());
textBuf << bsClipping;
CFX_ByteString bsMatix;
bsMatix.Format("%f %f %f %f %f %f cm ", matrix->a, matrix->b, matrix->c,
matrix->d, matrix->e, matrix->f);
textBuf << bsMatix;
CPDF_Dictionary* pPageDic = pPage->m_pFormDict;
CPDF_Object* pContentObj =
pPageDic ? pPageDic->GetElement("Contents") : nullptr;
if (!pContentObj)
pContentObj = pPageDic ? pPageDic->GetArrayBy("Contents") : nullptr;
if (!pContentObj)
return FALSE;
CPDF_Dictionary* pDic = new CPDF_Dictionary;
CPDF_Stream* pStream = new CPDF_Stream(nullptr, 0, pDic);
pStream->SetData(textBuf.GetBuffer(), textBuf.GetSize(), FALSE, FALSE);
CPDF_Document* pDoc = pPage->m_pDocument;
if (!pDoc)
return FALSE;
pDoc->AddIndirectObject(pStream);
pDic = new CPDF_Dictionary;
CPDF_Stream* pEndStream = new CPDF_Stream(nullptr, 0, pDic);
pEndStream->SetData((const uint8_t*)" Q", 2, FALSE, FALSE);
pDoc->AddIndirectObject(pEndStream);
CPDF_Array* pContentArray = nullptr;
if (CPDF_Array* pArray = ToArray(pContentObj)) {
pContentArray = pArray;
CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum());
pContentArray->InsertAt(0, pRef);
pContentArray->AddReference(pDoc, pEndStream);
} else if (CPDF_Reference* pReference = ToReference(pContentObj)) {
CPDF_Object* pDirectObj = pReference->GetDirect();
if (pDirectObj) {
if (CPDF_Array* pArray = pDirectObj->AsArray()) {
pContentArray = pArray;
CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum());
pContentArray->InsertAt(0, pRef);
pContentArray->AddReference(pDoc, pEndStream);
} else if (pDirectObj->IsStream()) {
pContentArray = new CPDF_Array();
pContentArray->AddReference(pDoc, pStream->GetObjNum());
pContentArray->AddReference(pDoc, pDirectObj->GetObjNum());
pContentArray->AddReference(pDoc, pEndStream);
pPageDic->SetAtReference("Contents", pDoc,
pDoc->AddIndirectObject(pContentArray));
}
}
}
// Need to transform the patterns as well.
CPDF_Dictionary* pRes = pPageDic->GetDictBy("Resources");
if (pRes) {
CPDF_Dictionary* pPattenDict = pRes->GetDictBy("Pattern");
if (pPattenDict) {
for (const auto& it : *pPattenDict) {
CPDF_Object* pObj = it.second;
if (pObj->IsReference())
pObj = pObj->GetDirect();
CPDF_Dictionary* pDict = nullptr;
if (pObj->IsDictionary())
pDict = pObj->AsDictionary();
else if (CPDF_Stream* pStream = pObj->AsStream())
pDict = pStream->GetDict();
else
continue;
CFX_Matrix m = pDict->GetMatrixBy("Matrix");
CFX_Matrix t = *(CFX_Matrix*)matrix;
m.Concat(t);
pDict->SetAtMatrix("Matrix", m);
}
}
}
return TRUE;
}
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);
}