DLLEXPORT FPDF_PAGE STDCALL FPDFPage_New(FPDF_DOCUMENT document, int page_index, double width, double height)
{
if (!document)
return NULL;
// CPDF_Parser* pParser = (CPDF_Parser*)document;
CPDF_Document* pDoc = (CPDF_Document*)document;
if(page_index < 0)
page_index = 0;
if(pDoc->GetPageCount()<page_index)
page_index = pDoc->GetPageCount();
// if (page_index < 0 || page_index >= pDoc->GetPageCount())
// return NULL;
CPDF_Dictionary* pPageDict = pDoc->CreateNewPage(page_index);
if(!pPageDict)
return NULL;
CPDF_Array* pMediaBoxArray = FX_NEW CPDF_Array;
pMediaBoxArray->Add(FX_NEW CPDF_Number(0));
pMediaBoxArray->Add(FX_NEW CPDF_Number(0));
pMediaBoxArray->Add(FX_NEW CPDF_Number(FX_FLOAT(width)));
pMediaBoxArray->Add(FX_NEW CPDF_Number(FX_FLOAT(height)));
pPageDict->SetAt("MediaBox", pMediaBoxArray);
pPageDict->SetAt("Rotate", FX_NEW CPDF_Number(0));
pPageDict->SetAt("Resources", FX_NEW CPDF_Dictionary);
CPDF_Page* pPage = FX_NEW CPDF_Page;
pPage->Load(pDoc,pPageDict);
pPage->ParseContent();
return pPage;
}
DLLEXPORT void STDCALL FPDFPage_TransformAnnots(FPDF_PAGE page,
double a, double b, double c, double d, double e, double f)
{
if(page == NULL)
return;
CPDF_Page* pPage = (CPDF_Page*)page;
CPDF_AnnotList AnnotList(pPage);
for (int i=0; i<AnnotList.Count();i++)
{
CPDF_Annot* pAnnot = AnnotList.GetAt(i);
// transformAnnots Rectangle
CPDF_Rect rect;
pAnnot->GetRect(rect);
CFX_AffineMatrix matrix((FX_FLOAT)a,(FX_FLOAT)b,(FX_FLOAT)c,(FX_FLOAT)d,(FX_FLOAT)e,(FX_FLOAT)f);
rect.Transform(&matrix);
CPDF_Array *pRectArray = NULL;
pRectArray = pAnnot->m_pAnnotDict->GetArray("Rect");
if (!pRectArray) pRectArray=CPDF_Array::Create();
pRectArray->SetAt(0,FX_NEW CPDF_Number(rect.left));
pRectArray->SetAt(1,FX_NEW CPDF_Number(rect.bottom));
pRectArray->SetAt(2,FX_NEW CPDF_Number(rect.right));
pRectArray->SetAt(3,FX_NEW CPDF_Number(rect.top));
pAnnot->m_pAnnotDict->SetAt("Rect",pRectArray);
//Transform AP's rectangle
//To Do
}
}
DLLEXPORT void STDCALL FPDFPage_SetMediaBox(FPDF_PAGE page, float left, float bottom, float right, float top)
{
if(!page)
return;
CPDF_Page* pPage = (CPDF_Page*)page;
CPDF_Dictionary* pPageDict = pPage->m_pFormDict;
CPDF_Array* pMediaBoxArray = FX_NEW CPDF_Array;
pMediaBoxArray->Add(FX_NEW CPDF_Number(left));
pMediaBoxArray->Add(FX_NEW CPDF_Number(bottom));
pMediaBoxArray->Add(FX_NEW CPDF_Number(FX_FLOAT(right)));
pMediaBoxArray->Add(FX_NEW CPDF_Number(FX_FLOAT(top)));
pPageDict->SetAt("MediaBox", pMediaBoxArray);
}
void CPDF_StreamContentParser::EndNumber()
{
if (m_ObjectSize == 0) {
AddNumberParam((FX_LPCSTR)m_pWordBuf, m_WordSize);
return;
}
CPDF_Number *pObj = FX_NEW CPDF_Number(CFX_ByteStringC(m_pWordBuf, m_WordSize));
if (!SetToCurObj(pObj)) {
pObj->Release();
}
}
DLLEXPORT void STDCALL FPDFPage_SetRotation(FPDF_PAGE page, int rotate)
{
CPDF_Page* pPage = (CPDF_Page*)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;
}
CPDF_Dictionary* pDict = pPage->m_pFormDict;
rotate %=4;
pDict->SetAt("Rotate", FX_NEW CPDF_Number(rotate * 90));
}
//border
void CPDFSDK_Annot::SetBorderWidth(int nWidth)
{
ASSERT(m_pAnnot != NULL);
ASSERT(m_pAnnot->m_pAnnotDict != NULL);
CPDF_Array* pBorder = m_pAnnot->m_pAnnotDict->GetArray("Border");
if (pBorder)
{
pBorder->SetAt(2, FX_NEW CPDF_Number(nWidth));
}
else
{
CPDF_Dictionary* pBSDict = m_pAnnot->m_pAnnotDict->GetDict("BS");
if (!pBSDict)
{
pBSDict = FX_NEW CPDF_Dictionary;
m_pAnnot->m_pAnnotDict->SetAt("BS", pBSDict);
}
pBSDict->SetAtInteger("W", nWidth);
}
}
void CPDF_Dictionary::SetAtInteger(FX_BSTR key, int i)
{
SetAt(key, FX_NEW CPDF_Number(i));
}
void CPDF_Array::AddInteger(int i)
{
ASSERT(this != NULL && m_Type == PDFOBJ_ARRAY);
Add(FX_NEW CPDF_Number(i));
}
CPDF_Object* CPDF_Object::CloneInternal(FX_BOOL bDirect, CFX_MapPtrToPtr* visited) const
{
if (this == NULL) {
return NULL;
}
switch (m_Type) {
case PDFOBJ_BOOLEAN:
return FX_NEW CPDF_Boolean(((CPDF_Boolean*)this)->m_bValue);
case PDFOBJ_NUMBER:
return FX_NEW CPDF_Number(((CPDF_Number*)this)->m_bInteger, &((CPDF_Number*)this)->m_Integer);
case PDFOBJ_STRING:
return FX_NEW CPDF_String(((CPDF_String*)this)->m_String, ((CPDF_String*)this)->IsHex());
case PDFOBJ_NAME:
return FX_NEW CPDF_Name(((CPDF_Name*)this)->m_Name);
case PDFOBJ_ARRAY: {
CPDF_Array* pCopy = FX_NEW CPDF_Array();
CPDF_Array* pThis = (CPDF_Array*)this;
int n = pThis->GetCount();
for (int i = 0; i < n; i ++) {
CPDF_Object* value = (CPDF_Object*)pThis->m_Objects.GetAt(i);
pCopy->m_Objects.Add(value->CloneInternal(bDirect, visited));
}
return pCopy;
}
case PDFOBJ_DICTIONARY: {
CPDF_Dictionary* pCopy = FX_NEW CPDF_Dictionary();
CPDF_Dictionary* pThis = (CPDF_Dictionary*)this;
FX_POSITION pos = pThis->m_Map.GetStartPosition();
while (pos) {
CFX_ByteString key;
CPDF_Object* value;
pThis->m_Map.GetNextAssoc(pos, key, (void*&)value);
pCopy->m_Map.SetAt(key, value->CloneInternal(bDirect, visited));
}
return pCopy;
}
case PDFOBJ_NULL: {
return FX_NEW CPDF_Null;
}
case PDFOBJ_STREAM: {
CPDF_Stream* pThis = (CPDF_Stream*)this;
CPDF_StreamAcc acc;
acc.LoadAllData(pThis, TRUE);
FX_DWORD streamSize = acc.GetSize();
CPDF_Stream* pObj = FX_NEW CPDF_Stream(acc.DetachData(), streamSize, (CPDF_Dictionary*)((CPDF_Object*)pThis->GetDict())->CloneInternal(bDirect, visited));
return pObj;
}
case PDFOBJ_REFERENCE: {
CPDF_Reference* pRef = (CPDF_Reference*)this;
FX_DWORD obj_num = pRef->m_RefObjNum;
if (bDirect && !visited->GetValueAt((void*)(FX_UINTPTR)obj_num)) {
visited->SetAt((void*)(FX_UINTPTR)obj_num, (void*)1);
CPDF_Object* ret = pRef->GetDirect()->CloneInternal(TRUE, visited);
return ret;
} else {
return FX_NEW CPDF_Reference(pRef->m_pObjList, obj_num);
}
}
}
return NULL;
}
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;
}