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 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 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);
}
DLLEXPORT int STDCALL FPDFPage_Flatten( FPDF_PAGE page, int nFlag)
{
if (!page)
{
return FLATTEN_FAIL;
}
CPDF_Page * pPage = (CPDF_Page*)( page );
CPDF_Document * pDocument = pPage->m_pDocument;
CPDF_Dictionary * pPageDict = pPage->m_pFormDict;
if ( !pDocument || !pPageDict )
{
return FLATTEN_FAIL;
}
CPDF_ObjectArray ObjectArray;
CPDF_RectArray RectArray;
int iRet = FLATTEN_FAIL;
iRet = ParserAnnots( pDocument, pPageDict, &RectArray, &ObjectArray, nFlag);
if (iRet == FLATTEN_NOTINGTODO)
{
return FLATTEN_NOTINGTODO;
}else if (iRet == FLATTEN_FAIL)
{
return FLATTEN_FAIL;
}
CPDF_Rect rcOriginalCB;
CPDF_Rect rcMerger = CalculateRect( &RectArray );
CPDF_Rect rcOriginalMB = pPageDict->GetRect("MediaBox");
if (pPageDict->KeyExist("CropBox"))
rcOriginalMB = pPageDict->GetRect("CropBox");
if (rcOriginalMB.IsEmpty())
{
rcOriginalMB = CPDF_Rect(0.0f, 0.0f, 612.0f, 792.0f);
}
rcMerger.left = rcMerger.left < rcOriginalMB.left? rcOriginalMB.left : rcMerger.left;
rcMerger.right = rcMerger.right > rcOriginalMB.right? rcOriginalMB.right : rcMerger.right;
rcMerger.top = rcMerger.top > rcOriginalMB.top? rcOriginalMB.top : rcMerger.top;
rcMerger.bottom = rcMerger.bottom < rcOriginalMB.bottom? rcOriginalMB.bottom : rcMerger.bottom;
if (pPageDict->KeyExist("ArtBox"))
rcOriginalCB = pPageDict->GetRect("ArtBox");
else
rcOriginalCB = rcOriginalMB;
if (!rcOriginalMB.IsEmpty())
{
CPDF_Array* pMediaBox = FX_NEW CPDF_Array();
pMediaBox->Add(FX_NEW CPDF_Number(rcOriginalMB.left));
pMediaBox->Add(FX_NEW CPDF_Number(rcOriginalMB.bottom));
pMediaBox->Add(FX_NEW CPDF_Number(rcOriginalMB.right));
pMediaBox->Add(FX_NEW CPDF_Number(rcOriginalMB.top));
pPageDict->SetAt("MediaBox",pMediaBox);
}
if (!rcOriginalCB.IsEmpty())
{
CPDF_Array* pCropBox = FX_NEW CPDF_Array();
pCropBox->Add(FX_NEW CPDF_Number(rcOriginalCB.left));
pCropBox->Add(FX_NEW CPDF_Number(rcOriginalCB.bottom));
pCropBox->Add(FX_NEW CPDF_Number(rcOriginalCB.right));
pCropBox->Add(FX_NEW CPDF_Number(rcOriginalCB.top));
pPageDict->SetAt("ArtBox", pCropBox);
}
CPDF_Dictionary* pRes = NULL;
pRes = pPageDict->GetDict("Resources");
if (!pRes)
{
pRes = FX_NEW CPDF_Dictionary;
pPageDict->SetAt( "Resources", pRes );
}
CPDF_Stream* pNewXObject = FX_NEW CPDF_Stream(NULL, 0, FX_NEW CPDF_Dictionary);
FX_DWORD dwObjNum = pDocument->AddIndirectObject(pNewXObject);
CPDF_Dictionary* pPageXObject = pRes->GetDict("XObject");
if (!pPageXObject)
{
pPageXObject = FX_NEW CPDF_Dictionary;
pRes->SetAt("XObject", pPageXObject);
}
CFX_ByteString key = "";
int nStreams = ObjectArray.GetSize();
if (nStreams > 0)
{
for (int iKey = 0; /*iKey < 100*/; iKey++)
{
char sExtend[5] = {0};
FXSYS_itoa(iKey, sExtend, 10);
key = CFX_ByteString("FFT") + CFX_ByteString(sExtend);
if (!pPageXObject->KeyExist(key))
break;
}
}
SetPageContents(key, pPageDict, pDocument);
CPDF_Dictionary* pNewXORes = NULL;
if (!key.IsEmpty())
{
pPageXObject->SetAtReference(key, pDocument, dwObjNum);
CPDF_Dictionary* pNewOXbjectDic = pNewXObject->GetDict();
pNewXORes = FX_NEW CPDF_Dictionary;
pNewOXbjectDic->SetAt("Resources", pNewXORes);
pNewOXbjectDic->SetAtName("Type", "XObject");
pNewOXbjectDic->SetAtName("Subtype", "Form");
pNewOXbjectDic->SetAtInteger("FormType", 1);
pNewOXbjectDic->SetAtName("Name", "FRM");
CPDF_Rect rcBBox = pPageDict->GetRect("ArtBox");
pNewOXbjectDic->SetAtRect("BBox", rcBBox);
}
for (int i = 0; i < nStreams; i++)
{
CPDF_Dictionary* pAnnotDic = ObjectArray.GetAt(i);
if (!pAnnotDic)continue;
CPDF_Rect rcAnnot = pAnnotDic->GetRect("Rect");
rcAnnot.Normalize();
CFX_ByteString sAnnotState = pAnnotDic->GetString("AS");
CPDF_Dictionary* pAnnotAP = pAnnotDic->GetDict("AP");
if (!pAnnotAP)continue;
CPDF_Stream* pAPStream = pAnnotAP->GetStream("N");
if (!pAPStream)
{
CPDF_Dictionary* pAPDic = pAnnotAP->GetDict("N");
if (!pAPDic)continue;
if (!sAnnotState.IsEmpty())
{
pAPStream = pAPDic->GetStream(sAnnotState);
}
else
{
FX_POSITION pos = pAPDic->GetStartPos();
if (pos)
{
CFX_ByteString sKey;
CPDF_Object* pFirstObj = pAPDic->GetNextElement(pos, sKey);
if (pFirstObj)
{
if (pFirstObj->GetType() == PDFOBJ_REFERENCE)
pFirstObj = pFirstObj->GetDirect();
if (pFirstObj->GetType() != PDFOBJ_STREAM)
continue;
pAPStream = (CPDF_Stream*)pFirstObj;
}
}
}
}
if (!pAPStream)continue;
CPDF_Dictionary* pAPDic = pAPStream->GetDict();
CFX_AffineMatrix matrix = pAPDic->GetMatrix("Matrix");
CPDF_Rect rcStream;
if (pAPDic->KeyExist("Rect"))
rcStream = pAPDic->GetRect("Rect");
else if (pAPDic->KeyExist("BBox"))
rcStream = pAPDic->GetRect("BBox");
if (rcStream.IsEmpty())continue;
CPDF_Object* pObj = pAPStream;
if (pObj)
{
CPDF_Dictionary* pObjDic = pObj->GetDict();
if (pObjDic)
{
pObjDic->SetAtName("Type", "XObject");
pObjDic->SetAtName("Subtype", "Form");
}
}
CPDF_Dictionary* pXObject = pNewXORes->GetDict("XObject");
if (!pXObject)
{
pXObject = FX_NEW CPDF_Dictionary;
pNewXORes->SetAt("XObject", pXObject);
}
CFX_ByteString sFormName;
sFormName.Format("F%d", i);
FX_DWORD dwObjNum = pDocument->AddIndirectObject(pObj);
pXObject->SetAtReference(sFormName, pDocument, dwObjNum);
CPDF_StreamAcc acc;
acc.LoadAllData(pNewXObject);
FX_LPCBYTE pData = acc.GetData();
CFX_ByteString sStream(pData, acc.GetSize());
CFX_ByteString sTemp;
if (matrix.IsIdentity())
{
matrix.a = 1.0f;
matrix.b = 0.0f;
matrix.c = 0.0f;
matrix.d = 1.0f;
matrix.e = 0.0f;
matrix.f = 0.0f;
}
CFX_AffineMatrix m = GetMatrix(rcAnnot, rcStream, matrix);
sTemp.Format("q %f 0 0 %f %f %f cm /%s Do Q\n", m.a, m.d, m.e, m.f, sFormName.c_str());
sStream += sTemp;
pNewXObject->SetData((FX_LPCBYTE)sStream, sStream.GetLength(), FALSE, FALSE);
}
pPageDict->RemoveAt( "Annots" );
ObjectArray.RemoveAll();
RectArray.RemoveAll();
return FLATTEN_SUCCESS;
}