C++ CPDF_Object::GetType方法代码示例

FX_BOOL CPDF_FormField::CheckControl(int iControlIndex, FX_BOOL bChecked, FX_BOOL bNotify)
{
    ASSERT(GetType() == CheckBox || GetType() == RadioButton);
    CPDF_FormControl* pControl = GetControl(iControlIndex);
    if (pControl == NULL) {
        return FALSE;
    }
    if (!bChecked && pControl->IsChecked() == bChecked) {
        return FALSE;
    }
    CFX_ByteArray statusArray;
    if (bNotify && m_pForm->m_pFormNotify != NULL) {
        SaveCheckedFieldStatus(this, statusArray);
    }
    CFX_WideString csWExport =  pControl->GetExportValue();
    CFX_ByteString csBExport = PDF_EncodeText(csWExport);
    int iCount = CountControls();
    FX_BOOL bUnison = PDF_FormField_IsUnison(this);
    for (int i = 0; i < iCount; i ++) {
        CPDF_FormControl* pCtrl = GetControl(i);
        if (bUnison) {
            CFX_WideString csEValue = pCtrl->GetExportValue();
            if (csEValue == csWExport) {
                if (pCtrl->GetOnStateName() == pControl->GetOnStateName()) {
                    pCtrl->CheckControl(bChecked);
                } else if (bChecked) {
                    pCtrl->CheckControl(FALSE);
                }
            } else if (bChecked) {
                pCtrl->CheckControl(FALSE);
            }
        } else {
            if (i == iControlIndex) {
                pCtrl->CheckControl(bChecked);
            } else if (bChecked) {
                pCtrl->CheckControl(FALSE);
            }
        }
    }
    CPDF_Object* pOpt = FPDF_GetFieldAttr(m_pDict, "Opt");
    if (pOpt == NULL || pOpt->GetType() != PDFOBJ_ARRAY) {
        if (bChecked) {
            m_pDict->SetAtName("V", csBExport);
        } else {
            CFX_ByteString csV;
            CPDF_Object* pV = FPDF_GetFieldAttr(m_pDict, "V");
            if (pV != NULL) {
                csV = pV->GetString();
            }
            if (csV == csBExport) {
                m_pDict->SetAtName("V", "Off");
            }
        }
    } else if (bChecked) {
        CFX_ByteString csIndex;
        csIndex.Format("%d", iControlIndex);
        m_pDict->SetAtName("V", csIndex);
    }
    if (bNotify && m_pForm->m_pFormNotify != NULL) {
        m_pForm->m_pFormNotify->AfterCheckedStatusChange(this, statusArray);
    }
    m_pForm->m_bUpdated = TRUE;
    return TRUE;
}

CPDF_ColorSpace* CPDF_ColorSpace::Load(CPDF_Document* pDoc, CPDF_Object* pObj)
{
    if (pObj == NULL) {
        return NULL;
    }
    if (pObj->GetType() == PDFOBJ_NAME) {
        return _CSFromName(pObj->GetString());
    }
    if (pObj->GetType() == PDFOBJ_STREAM) {
        CPDF_Dictionary *pDict = ((CPDF_Stream *)pObj)->GetDict();
        if (!pDict) {
            return NULL;
        }
        CPDF_ColorSpace *pRet = NULL;
        FX_POSITION pos = pDict->GetStartPos();
        while (pos) {
            CFX_ByteString bsKey;
            CPDF_Object *pValue = pDict->GetNextElement(pos, bsKey);
            if (pValue && pValue->GetType() == PDFOBJ_NAME) {
                pRet = _CSFromName(pValue->GetString());
            }
            if (pRet) {
                return pRet;
            }
        }
        return NULL;
    }
    if (pObj->GetType() != PDFOBJ_ARRAY) {
        return NULL;
    }
    CPDF_Array* pArray = (CPDF_Array*)pObj;
    if (pArray->GetCount() == 0) {
        return NULL;
    }
    CPDF_Object *pFamilyObj = pArray->GetElementValue(0);
    if (!pFamilyObj) {
        return NULL;
    }
    CFX_ByteString familyname = pFamilyObj->GetString();
    if (pArray->GetCount() == 1) {
        return _CSFromName(familyname);
    }
    CPDF_ColorSpace* pCS = NULL;
    FX_DWORD id = familyname.GetID();
    if (id == FXBSTR_ID('C', 'a', 'l', 'G')) {
        pCS = FX_NEW CPDF_CalGray();
    } else if (id == FXBSTR_ID('C', 'a', 'l', 'R')) {
        pCS = FX_NEW CPDF_CalRGB();
    } else if (id == FXBSTR_ID('L', 'a', 'b', 0)) {
        pCS = FX_NEW CPDF_LabCS();
    } else if (id == FXBSTR_ID('I', 'C', 'C', 'B')) {
        pCS = FX_NEW CPDF_ICCBasedCS();
    } else if (id == FXBSTR_ID('I', 'n', 'd', 'e') || id == FXBSTR_ID('I', 0, 0, 0)) {
        pCS = FX_NEW CPDF_IndexedCS();
    } else if (id == FXBSTR_ID('S', 'e', 'p', 'a')) {
        pCS = FX_NEW CPDF_SeparationCS();
    } else if (id == FXBSTR_ID('D', 'e', 'v', 'i')) {
        pCS = FX_NEW CPDF_DeviceNCS();
    } else if (id == FXBSTR_ID('P', 'a', 't', 't')) {
        pCS = FX_NEW CPDF_PatternCS();
    } else {
        return NULL;
    }
    pCS->m_pDocument = pDoc;
    pCS->m_pArray = pArray;
    if (!pCS->v_Load(pDoc, pArray)) {
        pCS->ReleaseCS();
        return NULL;
    }
    return pCS;
}

FX_BOOL CPDF_ImageRenderer::StartRenderDIBSource()
{
    if (m_Loader.m_pBitmap == NULL) {
        return FALSE;
    }
    m_BitmapAlpha = 255;
    const CPDF_GeneralStateData* pGeneralState = m_pImageObject->m_GeneralState;
    if (pGeneralState) {
        m_BitmapAlpha = FXSYS_round(pGeneralState->m_FillAlpha * 255);
    }
    m_pDIBSource = m_Loader.m_pBitmap;
    if (m_pRenderStatus->m_Options.m_ColorMode == RENDER_COLOR_ALPHA && m_Loader.m_pMask == NULL) {
        return StartBitmapAlpha();
    }
#ifndef _FPDFAPI_MINI_
    if (pGeneralState && pGeneralState->m_pTR) {
        if (!pGeneralState->m_pTransferFunc) {
            ((CPDF_GeneralStateData*)pGeneralState)->m_pTransferFunc = m_pRenderStatus->GetTransferFunc(pGeneralState->m_pTR);
        }
        if (pGeneralState->m_pTransferFunc && !pGeneralState->m_pTransferFunc->m_bIdentity) {
            m_pDIBSource = m_Loader.m_pBitmap = pGeneralState->m_pTransferFunc->TranslateImage(m_Loader.m_pBitmap, !m_Loader.m_bCached);
            if (m_Loader.m_bCached && m_Loader.m_pMask) {
                m_Loader.m_pMask = m_Loader.m_pMask->Clone();
            }
            m_Loader.m_bCached = FALSE;
        }
    }
#endif
    m_FillArgb = 0;
    m_bPatternColor = FALSE;
    m_pPattern = NULL;
    if (m_pDIBSource->IsAlphaMask()) {
        CPDF_Color* pColor = m_pImageObject->m_ColorState.GetFillColor();
        if (pColor && pColor->IsPattern()) {
            m_pPattern = pColor->GetPattern();
            if (m_pPattern != NULL) {
                m_bPatternColor = TRUE;
            }
        }
        m_FillArgb = m_pRenderStatus->GetFillArgb(m_pImageObject);
    } else if (m_pRenderStatus->m_Options.m_ColorMode == RENDER_COLOR_GRAY) {
        m_pClone = m_pDIBSource->Clone();
        m_pClone->ConvertColorScale(m_pRenderStatus->m_Options.m_BackColor, m_pRenderStatus->m_Options.m_ForeColor);
        m_pDIBSource = m_pClone;
    }
    m_Flags = 0;
#if !defined(_FPDFAPI_MINI_)
    if (m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_DOWNSAMPLE) {
        m_Flags |= RENDER_FORCE_DOWNSAMPLE;
    } else if (m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_HALFTONE) {
        m_Flags |= RENDER_FORCE_HALFTONE;
    }
#else
    if (!(m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_HALFTONE)) {
        if (m_pRenderStatus->m_HalftoneLimit) {
            CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect();
            FX_RECT image_rect = image_rect_f.GetOutterRect();
            FX_RECT image_clip = image_rect;
            image_rect.Intersect(m_pRenderStatus->m_pDevice->GetClipBox());
            if (image_rect.Width() && image_rect.Height()) {
                if ((image_clip.Width() * m_pDIBSource->GetWidth() / image_rect.Width()) *
                        (image_clip.Height() * m_pDIBSource->GetHeight() / image_rect.Height()) >
                        m_pRenderStatus->m_HalftoneLimit) {
                    m_Flags |= RENDER_FORCE_DOWNSAMPLE;
                }
            }
        } else {
            m_Flags |= RENDER_FORCE_DOWNSAMPLE;
        }
    }
#endif
#ifndef _FPDFAPI_MINI_
    if (m_pRenderStatus->m_pDevice->GetDeviceClass() != FXDC_DISPLAY) {
        CPDF_Object* pFilters = m_pImageObject->m_pImage->GetStream()->GetDict()->GetElementValue(FX_BSTRC("Filter"));
        if (pFilters) {
            if (pFilters->GetType() == PDFOBJ_NAME) {
                CFX_ByteStringC bsDecodeType = pFilters->GetConstString();
                if (bsDecodeType == FX_BSTRC("DCTDecode") || bsDecodeType == FX_BSTRC("JPXDecode")) {
                    m_Flags |= FXRENDER_IMAGE_LOSSY;
                }
            } else if (pFilters->GetType() == PDFOBJ_ARRAY) {
                CPDF_Array* pArray = (CPDF_Array*)pFilters;
                for (FX_DWORD i = 0; i < pArray->GetCount(); i ++) {
                    CFX_ByteStringC bsDecodeType = pArray->GetConstString(i);
                    if (bsDecodeType == FX_BSTRC("DCTDecode") || bsDecodeType == FX_BSTRC("JPXDecode")) {
                        m_Flags |= FXRENDER_IMAGE_LOSSY;
                        break;
                    }
                }
            }
        }
    }
    if (m_pRenderStatus->m_Options.m_Flags & RENDER_NOIMAGESMOOTH) {
        m_Flags |= FXDIB_NOSMOOTH;
    } else if (m_pImageObject->m_pImage->IsInterpol()) {
        m_Flags |= FXDIB_INTERPOL;
    }
#endif
    if (m_Loader.m_pMask) {
        return DrawMaskedImage();
//.........这里部分代码省略.........

FX_BOOL CPDF_FormField::SetItemSelection(int index, FX_BOOL bSelected, FX_BOOL bNotify)
{
    ASSERT(GetType() == ComboBox || GetType() == ListBox);
    if (index < 0 || index >= CountOptions()) {
        return FALSE;
    }
    CFX_WideString opt_value = GetOptionValue(index);
    if (bNotify && m_pForm->m_pFormNotify != NULL) {
        int iRet = 0;
        if (GetType() == ListBox) {
            iRet = m_pForm->m_pFormNotify->BeforeSelectionChange(this, opt_value);
        }
        if (GetType() == ComboBox) {
            iRet = m_pForm->m_pFormNotify->BeforeValueChange(this, opt_value);
        }
        if (iRet < 0) {
            return FALSE;
        }
    }
    if (!bSelected) {
        CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V");
        if (pValue != NULL) {
            if (m_Type == ListBox) {
                SelectOption(index, FALSE);
                if (pValue->GetType() == PDFOBJ_STRING) {
                    if (pValue->GetUnicodeText() == opt_value) {
                        m_pDict->RemoveAt("V");
                    }
                } else if (pValue->GetType() == PDFOBJ_ARRAY) {
                    CPDF_Array* pArray = CPDF_Array::Create();
                    if (pArray == NULL) {
                        return FALSE;
                    }
                    int iCount = CountOptions();
                    for (int i = 0; i < iCount; i ++) {
                        if (i != index) {
                            if (IsItemSelected(i)) {
                                opt_value = GetOptionValue(i);
                                pArray->AddString(PDF_EncodeText(opt_value));
                            }
                        }
                    }
                    if (pArray->GetCount() < 1) {
                        pArray->Release();
                    } else {
                        m_pDict->SetAt("V", pArray);
                    }
                }
            } else if (m_Type == ComboBox) {
                m_pDict->RemoveAt("V");
                m_pDict->RemoveAt("I");
            }
        }
    } else {
        if (m_Type == ListBox) {
            SelectOption(index, TRUE);
            if (!(m_Flags & FORMLIST_MULTISELECT)) {
                m_pDict->SetAtString("V", PDF_EncodeText(opt_value, opt_value.GetLength()));
            } else {
                CPDF_Array* pArray = CPDF_Array::Create();
                if (pArray == NULL) {
                    return FALSE;
                }
                FX_BOOL bSelected;
                int iCount = CountOptions();
                for (int i = 0; i < iCount; i ++) {
                    if (i != index) {
                        bSelected = IsItemSelected(i);
                    } else {
                        bSelected = TRUE;
                    }
                    if (bSelected) {
                        opt_value = GetOptionValue(i);
                        pArray->AddString(PDF_EncodeText(opt_value));
                    }
                }
                m_pDict->SetAt("V", pArray);
            }
        } else if (m_Type == ComboBox) {
            m_pDict->SetAtString("V", PDF_EncodeText(opt_value, opt_value.GetLength()));
            CPDF_Array* pI = CPDF_Array::Create();
            if (pI == NULL) {
                return FALSE;
            }
            pI->AddInteger(index);
            m_pDict->SetAt("I", pI);
        }
    }
    if (bNotify && m_pForm->m_pFormNotify != NULL) {
        if (GetType() == ListBox) {
            m_pForm->m_pFormNotify->AfterSelectionChange(this);
        }
        if (GetType() == ComboBox) {
            m_pForm->m_pFormNotify->AfterValueChange(this);
        }
    }
    if (CPDF_InterForm::m_bUpdateAP) {
        UpdateAP(NULL);
    }
    m_pForm->m_bUpdated = TRUE;
//.........这里部分代码省略.........

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 ? pPageDic->GetElement("Contents") : NULL;
	if(!pContentObj)
		pContentObj = pPageDic ? pPageDic->GetArray("Contents") : NULL;
	if(!pContentObj)
		return FALSE;
	
	CPDF_Dictionary* pDic = new CPDF_Dictionary;
	CPDF_Stream* pStream = 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 = new CPDF_Dictionary;
	CPDF_Stream* pEndStream = 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 = 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 = new CPDF_Reference(pDoc, pStream->GetObjNum());
				pContentArray->InsertAt(0, pRef);
				pContentArray->AddReference(pDoc,pEndStream);
			}
			else if(pDirectObj->GetType() == PDFOBJ_STREAM)
			{
				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->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;
//.........这里部分代码省略.........

CFX_DIBitmap* CPDF_RenderStatus::LoadSMask(CPDF_Dictionary* pSMaskDict,
        FX_RECT* pClipRect, const CFX_AffineMatrix* pMatrix)
{
    if (pSMaskDict == NULL) {
        return NULL;
    }
    CFX_DIBitmap* pMask = NULL;
    int width = pClipRect->right - pClipRect->left;
    int height = pClipRect->bottom - pClipRect->top;
    FX_BOOL bLuminosity = FALSE;
    bLuminosity = pSMaskDict->GetConstString(FX_BSTRC("S")) != FX_BSTRC("Alpha");
    CPDF_Stream* pGroup = pSMaskDict->GetStream(FX_BSTRC("G"));
    if (pGroup == NULL) {
        return NULL;
    }
    CPDF_Function* pFunc = NULL;
    CPDF_Object* pFuncObj = pSMaskDict->GetElementValue(FX_BSTRC("TR"));
    if (pFuncObj && (pFuncObj->GetType() == PDFOBJ_DICTIONARY || pFuncObj->GetType() == PDFOBJ_STREAM)) {
        pFunc = CPDF_Function::Load(pFuncObj);
    }
    CFX_AffineMatrix matrix = *pMatrix;
    matrix.TranslateI(-pClipRect->left, -pClipRect->top);
    CPDF_Form form(m_pContext->m_pDocument, m_pContext->m_pPageResources, pGroup);
    form.ParseContent(NULL, NULL, NULL, NULL);
    CFX_FxgeDevice bitmap_device;
#if _FXM_PLATFORM_  == _FXM_PLATFORM_APPLE_
    if (!bitmap_device.Create(width, height, bLuminosity ? FXDIB_Rgb32 : FXDIB_8bppMask)) {
        return NULL;
    }
#else
    if (!bitmap_device.Create(width, height, bLuminosity ? FXDIB_Rgb : FXDIB_8bppMask)) {
        return NULL;
    }
#endif
    CFX_DIBitmap& bitmap = *bitmap_device.GetBitmap();
    CPDF_Object* pCSObj = NULL;
    CPDF_ColorSpace* pCS = NULL;
    if (bLuminosity) {
        CPDF_Array* pBC = pSMaskDict->GetArray(FX_BSTRC("BC"));
        FX_ARGB back_color = 0xff000000;
        if (pBC) {
            pCSObj = pGroup->GetDict()->GetDict(FX_BSTRC("Group"))->GetElementValue(FX_BSTRC("CS"));
            pCS = m_pContext->m_pDocument->LoadColorSpace(pCSObj);
            if (pCS) {
                FX_FLOAT R, G, B;
                FX_DWORD num_floats = 8;
                if (pCS->CountComponents() > (FX_INT32)num_floats) {
                    num_floats = (FX_DWORD)pCS->CountComponents();
                }
                CFX_FixedBufGrow<FX_FLOAT, 8> float_array(num_floats);
                FX_FLOAT* pFloats = float_array;
                FXSYS_memset32(pFloats, 0, num_floats * sizeof(FX_FLOAT));
                int count = pBC->GetCount() > 8 ? 8 : pBC->GetCount();
                for (int i = 0; i < count; i ++) {
                    pFloats[i] = pBC->GetNumber(i);
                }
                pCS->GetRGB(pFloats, R, G, B);
                back_color = 0xff000000 | ((FX_INT32)(R * 255) << 16) | ((FX_INT32)(G * 255) << 8) | (FX_INT32)(B * 255);
                m_pContext->m_pDocument->GetPageData()->ReleaseColorSpace(pCSObj);
            }
        }
        bitmap.Clear(back_color);
    } else {
        bitmap.Clear(0);
    }
    CPDF_Dictionary* pFormResource = NULL;
    if (form.m_pFormDict) {
        pFormResource = form.m_pFormDict->GetDict(FX_BSTRC("Resources"));
    }
    CPDF_RenderOptions options;
    options.m_ColorMode = bLuminosity ? RENDER_COLOR_NORMAL : RENDER_COLOR_ALPHA;
    CPDF_RenderStatus status;
    status.Initialize(m_Level + 1, m_pContext, &bitmap_device, NULL, NULL, NULL, NULL,
                      &options, 0, m_bDropObjects, pFormResource, TRUE, NULL, 0, pCS ? pCS->GetFamily() : 0, bLuminosity);
    status.RenderObjectList(&form, &matrix);
    pMask = FX_NEW CFX_DIBitmap;
    if (!pMask->Create(width, height, FXDIB_8bppMask)) {
        delete pMask;
        return NULL;
    }
    FX_LPBYTE dest_buf = pMask->GetBuffer();
    int dest_pitch = pMask->GetPitch();
    FX_LPBYTE src_buf = bitmap.GetBuffer();
    int src_pitch = bitmap.GetPitch();
    FX_LPBYTE pTransfer = FX_Alloc(FX_BYTE, 256);
    if (pFunc) {
        CFX_FixedBufGrow<FX_FLOAT, 16> results(pFunc->CountOutputs());
        for (int i = 0; i < 256; i ++) {
            FX_FLOAT input = (FX_FLOAT)i / 255.0f;
            int nresult;
            pFunc->Call(&input, 1, results, nresult);
            pTransfer[i] = FXSYS_round(results[0] * 255);
        }
    } else {
        for (int i = 0; i < 256; i ++) {
            pTransfer[i] = i;
        }
    }
    if (bLuminosity) {
        int Bpp = bitmap.GetBPP() / 8;
//.........这里部分代码省略.........

void CPDF_StreamContentParser::Handle_BeginImage()
{
    FX_FILESIZE savePos = m_pSyntax->GetPos();
    CPDF_Dictionary* pDict = CPDF_Dictionary::Create();
    while (1) {
        CPDF_StreamParser::SyntaxType type = m_pSyntax->ParseNextElement();
        if (type == CPDF_StreamParser::Keyword) {
            CFX_ByteString bsKeyword(m_pSyntax->GetWordBuf(), m_pSyntax->GetWordSize());
            if (bsKeyword != FX_BSTRC("ID")) {
                m_pSyntax->SetPos(savePos);
                pDict->Release();
                return;
            }
        }
        if (type != CPDF_StreamParser::Name) {
            break;
        }
        CFX_ByteString key((FX_LPCSTR)m_pSyntax->GetWordBuf() + 1, m_pSyntax->GetWordSize() - 1);
        CPDF_Object* pObj = m_pSyntax->ReadNextObject();
        if (!key.IsEmpty()) {
            pDict->SetAt(key, pObj, m_pDocument);
        } else if (pObj) {
            pObj->Release();
        }
    }
    _PDF_ReplaceAbbr(pDict);
    CPDF_Object* pCSObj = NULL;
    if (pDict->KeyExist(FX_BSTRC("ColorSpace"))) {
        pCSObj = pDict->GetElementValue(FX_BSTRC("ColorSpace"));
        if (pCSObj->GetType() == PDFOBJ_NAME) {
            CFX_ByteString name = pCSObj->GetString();
            if (name != FX_BSTRC("DeviceRGB") && name != FX_BSTRC("DeviceGray") && name != FX_BSTRC("DeviceCMYK")) {
                pCSObj = FindResourceObj(FX_BSTRC("ColorSpace"), name);
                if (pCSObj && !pCSObj->GetObjNum()) {
                    pCSObj = pCSObj->Clone();
                    pDict->SetAt(FX_BSTRC("ColorSpace"), pCSObj, m_pDocument);
                }
            }
        }
    }
    CPDF_Stream* pStream = m_pSyntax->ReadInlineStream(m_pDocument, pDict, pCSObj, m_Options.m_bDecodeInlineImage);
    while (1) {
        CPDF_StreamParser::SyntaxType type = m_pSyntax->ParseNextElement();
        if (type == CPDF_StreamParser::EndOfData) {
            break;
        }
        if (type != CPDF_StreamParser::Keyword) {
            continue;
        }
        if (m_pSyntax->GetWordSize() == 2 && m_pSyntax->GetWordBuf()[0] == 'E' &&
                m_pSyntax->GetWordBuf()[1] == 'I') {
            break;
        }
    }
    if (m_Options.m_bTextOnly) {
        if (pStream) {
            pStream->Release();
        } else {
            pDict->Release();
        }
        return;
    }
    pDict->SetAtName(FX_BSTRC("Subtype"), FX_BSTRC("Image"));
    CPDF_ImageObject *pImgObj = AddImage(pStream, NULL, TRUE);
    if (!pImgObj) {
        if (pStream) {
            pStream->Release();
        } else {
            pDict->Release();
        }
    }
}

DLLEXPORT void STDCALL FPDFPage_InsertClipPath(FPDF_PAGE page,FPDF_CLIPPATH clipPath)
{
	if(!page)
		return;
	CPDF_Page* pPage = (CPDF_Page*)page;
	CPDF_Dictionary* pPageDic = pPage->m_pFormDict;
	CPDF_Object* pContentObj = pPageDic ? pPageDic->GetElement("Contents") : NULL;
	if(!pContentObj)
		pContentObj = pPageDic ? pPageDic->GetArray("Contents") : NULL;
	if(!pContentObj)
		return;

	CFX_ByteTextBuf strClip;
	CPDF_ClipPath* pClipPath = (CPDF_ClipPath*)clipPath;
	FX_DWORD i;
	for (i = 0; i < pClipPath->GetPathCount(); i ++) {
		CPDF_Path path = pClipPath->GetPath(i);
		int iClipType = pClipPath->GetClipType(i);
		if (path.GetPointCount() == 0) {
			// Empty clipping (totally clipped out)
			strClip << "0 0 m W n ";
		} else {
			OutputPath(strClip, path);
			if (iClipType == FXFILL_WINDING)
				strClip << "W n\n";
			else
				strClip << "W* n\n";
		}
	}
	CPDF_Dictionary* pDic = new CPDF_Dictionary;
	CPDF_Stream* pStream = new CPDF_Stream(NULL,0, pDic);
	pStream->SetData(strClip.GetBuffer(), strClip.GetSize(), FALSE, FALSE);
	CPDF_Document* pDoc = pPage->m_pDocument;
	if(!pDoc)
		return;
	pDoc->AddIndirectObject(pStream);
	
	CPDF_Array* pContentArray = NULL;
	if (pContentObj && pContentObj->GetType() == PDFOBJ_ARRAY)
	{
		pContentArray = (CPDF_Array*)pContentObj;
		CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum());
		pContentArray->InsertAt(0, pRef);
	}
	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 = new CPDF_Reference(pDoc, pStream->GetObjNum());
				pContentArray->InsertAt(0, pRef);
			}
			else if(pDirectObj->GetType() == PDFOBJ_STREAM)
			{
				pContentArray = new CPDF_Array();
				pContentArray->AddReference(pDoc,pStream->GetObjNum());
				pContentArray->AddReference(pDoc,pDirectObj->GetObjNum());
				pPageDic->SetAtReference("Contents", pDoc, pDoc->AddIndirectObject(pContentArray));
			}
		}
	}
}

CPDF_Stream* CPDF_StreamParser::ReadInlineStream(CPDF_Document* pDoc, CPDF_Dictionary* pDict, CPDF_Object* pCSObj, FX_BOOL bDecode)
{
    if (m_Pos == m_Size) {
        return NULL;
    }
    if (PDF_CharType[m_pBuf[m_Pos]] == 'W') {
        m_Pos ++;
    }
    CFX_ByteString Decoder;
    CPDF_Dictionary* pParam = NULL;
    CPDF_Object* pFilter = pDict->GetElementValue(FX_BSTRC("Filter"));
    if (pFilter == NULL) {
    } else if (pFilter->GetType() == PDFOBJ_ARRAY) {
        Decoder = ((CPDF_Array*)pFilter)->GetString(0);
        CPDF_Array* pParams = pDict->GetArray(FX_BSTRC("DecodeParms"));
        if (pParams) {
            pParam = pParams->GetDict(0);
        }
    } else {
        Decoder = pFilter->GetString();
        pParam = pDict->GetDict(FX_BSTRC("DecodeParms"));
    }
    FX_DWORD width = pDict->GetInteger(FX_BSTRC("Width"));
    FX_DWORD height = pDict->GetInteger(FX_BSTRC("Height"));
    FX_DWORD OrigSize = 0;
    if (pCSObj != NULL) {
        FX_DWORD bpc = pDict->GetInteger(FX_BSTRC("BitsPerComponent"));
        FX_DWORD nComponents = 1;
        CPDF_ColorSpace* pCS = pDoc->LoadColorSpace(pCSObj);
        if (pCS == NULL) {
            nComponents = 3;
        } else {
            nComponents = pCS->CountComponents();
            pDoc->GetPageData()->ReleaseColorSpace(pCSObj);
        }
        FX_DWORD pitch = width;
        if (bpc && pitch > INT_MAX / bpc) {
            return NULL;
        }
        pitch *= bpc;
        if (nComponents && pitch > INT_MAX / nComponents) {
            return NULL;
        }
        pitch *= nComponents;
        if (pitch > INT_MAX - 7) {
            return NULL;
        }
        pitch += 7;
        pitch /= 8;
        OrigSize = pitch;
    } else {
        if (width > INT_MAX - 7) {
            return NULL;
        }
        OrigSize = ((width + 7) / 8);
    }
    if (height && OrigSize > INT_MAX / height) {
        return NULL;
    }
    OrigSize *= height;
    FX_LPBYTE pData = NULL;
    FX_DWORD dwStreamSize;
    if (Decoder.IsEmpty()) {
        if (OrigSize > m_Size - m_Pos) {
            OrigSize = m_Size - m_Pos;
        }
        pData = FX_Alloc(FX_BYTE, OrigSize);
        FXSYS_memcpy32(pData, m_pBuf + m_Pos, OrigSize);
        dwStreamSize = OrigSize;
        m_Pos += OrigSize;
    } else {
        FX_DWORD dwDestSize = OrigSize;
        dwStreamSize = PDF_DecodeInlineStream(m_pBuf + m_Pos, m_Size - m_Pos, width, height, Decoder, pParam,
                                              pData, dwDestSize);
        if ((int)dwStreamSize < 0) {
            return NULL;
        }
        if (bDecode) {
            m_Pos += dwStreamSize;
            dwStreamSize = dwDestSize;
            if (pFilter->GetType() == PDFOBJ_ARRAY) {
                ((CPDF_Array*)pFilter)->RemoveAt(0);
                CPDF_Array* pParams = pDict->GetArray(FX_BSTRC("DecodeParms"));
                if (pParams) {
                    pParams->RemoveAt(0);
                }
            } else {
                pDict->RemoveAt(FX_BSTRC("Filter"));
                pDict->RemoveAt(FX_BSTRC("DecodeParms"));
            }
        } else {
            if (pData) {
                FX_Free(pData);
            }
            FX_DWORD dwSavePos = m_Pos;
            m_Pos += dwStreamSize;
            while (1) {
                FX_DWORD dwPrevPos = m_Pos;
                CPDF_StreamParser::SyntaxType type = ParseNextElement();
                if (type == CPDF_StreamParser::EndOfData) {
//.........这里部分代码省略.........

void SetPageContents(CFX_ByteString key,
                     CPDF_Dictionary* pPage,
                     CPDF_Document* pDocument) {
  CPDF_Object* pContentsObj = pPage->GetStreamFor("Contents");
  if (!pContentsObj) {
    pContentsObj = pPage->GetArrayFor("Contents");
  }

  if (!pContentsObj) {
    // Create a new contents dictionary
    if (!key.IsEmpty()) {
      CPDF_Stream* pNewContents = new CPDF_Stream(
          nullptr, 0, new CPDF_Dictionary(pDocument->GetByteStringPool()));
      CFX_ByteString sStream;
      sStream.Format("q 1 0 0 1 0 0 cm /%s Do Q", key.c_str());
      pNewContents->SetData(sStream.raw_str(), sStream.GetLength());
      pPage->SetReferenceFor("Contents", pDocument,
                             pDocument->AddIndirectObject(pNewContents));
    }
    return;
  }

  CPDF_Array* pContentsArray = nullptr;
  switch (pContentsObj->GetType()) {
    case CPDF_Object::STREAM: {
      pContentsArray = new CPDF_Array;
      CPDF_Stream* pContents = pContentsObj->AsStream();
      uint32_t dwObjNum = pDocument->AddIndirectObject(pContents);
      CPDF_StreamAcc acc;
      acc.LoadAllData(pContents);
      CFX_ByteString sStream = "q\n";
      CFX_ByteString sBody =
          CFX_ByteString((const FX_CHAR*)acc.GetData(), acc.GetSize());
      sStream = sStream + sBody + "\nQ";
      pContents->SetData(sStream.raw_str(), sStream.GetLength());
      pContentsArray->AddReference(pDocument, dwObjNum);
      break;
    }

    case CPDF_Object::ARRAY: {
      pContentsArray = pContentsObj->AsArray();
      break;
    }
    default:
      break;
  }

  if (!pContentsArray)
    return;

  pPage->SetReferenceFor("Contents", pDocument,
                         pDocument->AddIndirectObject(pContentsArray));

  if (!key.IsEmpty()) {
    CPDF_Stream* pNewContents = new CPDF_Stream(
        nullptr, 0, new CPDF_Dictionary(pDocument->GetByteStringPool()));
    CFX_ByteString sStream;
    sStream.Format("q 1 0 0 1 0 0 cm /%s Do Q", key.c_str());
    pNewContents->SetData(sStream.raw_str(), sStream.GetLength());
    pContentsArray->AddReference(pDocument,
                                 pDocument->AddIndirectObject(pNewContents));
  }
}

FX_BOOL _SaveXFADocumentData(CPDFXFA_Document* pDocument,
                             CFX_PtrArray& fileList) {
  if (!pDocument)
    return FALSE;
  if (pDocument->GetDocType() != DOCTYPE_DYNAMIC_XFA &&
      pDocument->GetDocType() != DOCTYPE_STATIC_XFA)
    return TRUE;
  if (!CPDFXFA_App::GetInstance()->GetXFAApp())
    return TRUE;

  IXFA_DocView* pXFADocView = pDocument->GetXFADocView();
  if (NULL == pXFADocView)
    return TRUE;

  IXFA_DocHandler* pXFADocHandler =
      CPDFXFA_App::GetInstance()->GetXFAApp()->GetDocHandler();
  CPDF_Document* pPDFDocument = pDocument->GetPDFDoc();
  if (pDocument == NULL)
    return FALSE;

  CPDF_Dictionary* pRoot = pPDFDocument->GetRoot();
  if (pRoot == NULL)
    return FALSE;
  CPDF_Dictionary* pAcroForm = pRoot->GetDict("AcroForm");
  if (NULL == pAcroForm)
    return FALSE;
  CPDF_Object* pXFA = pAcroForm->GetElement("XFA");
  if (pXFA == NULL)
    return TRUE;
  if (pXFA->GetType() != PDFOBJ_ARRAY)
    return FALSE;
  CPDF_Array* pArray = pXFA->GetArray();
  if (NULL == pArray)
    return FALSE;
  int size = pArray->GetCount();
  int iFormIndex = -1;
  int iDataSetsIndex = -1;
  int iTemplate = -1;
  int iLast = size - 2;
  for (int i = 0; i < size - 1; i++) {
    CPDF_Object* pPDFObj = pArray->GetElement(i);
    if (pPDFObj->GetType() != PDFOBJ_STRING)
      continue;
    if (pPDFObj->GetString() == "form")
      iFormIndex = i + 1;
    else if (pPDFObj->GetString() == "datasets")
      iDataSetsIndex = i + 1;
    else if (pPDFObj->GetString() == "template")
      iTemplate = i + 1;
  }
  IXFA_ChecksumContext* pContext = NULL;
  // Checksum
  pContext = XFA_Checksum_Create();
  FXSYS_assert(pContext);
  pContext->StartChecksum();

  // template
  if (iTemplate > -1) {
    CPDF_Stream* pTemplateStream = pArray->GetStream(iTemplate);
    CPDF_StreamAcc streamAcc;
    streamAcc.LoadAllData(pTemplateStream);
    uint8_t* pData = (uint8_t*)streamAcc.GetData();
    FX_DWORD dwSize2 = streamAcc.GetSize();
    IFX_FileStream* pTemplate = FX_CreateMemoryStream(pData, dwSize2);
    pContext->UpdateChecksum((IFX_FileRead*)pTemplate);
    pTemplate->Release();
  }
  CPDF_Stream* pFormStream = NULL;
  CPDF_Stream* pDataSetsStream = NULL;
  if (iFormIndex != -1) {
    // Get form CPDF_Stream
    CPDF_Object* pFormPDFObj = pArray->GetElement(iFormIndex);
    if (pFormPDFObj->GetType() == PDFOBJ_REFERENCE) {
      CPDF_Object* pFormDircetObj = pFormPDFObj->GetDirect();
      if (NULL != pFormDircetObj &&
          pFormDircetObj->GetType() == PDFOBJ_STREAM) {
        pFormStream = (CPDF_Stream*)pFormDircetObj;
      }
    } else if (pFormPDFObj->GetType() == PDFOBJ_STREAM) {
      pFormStream = (CPDF_Stream*)pFormPDFObj;
    }
  }

  if (iDataSetsIndex != -1) {
    // Get datasets CPDF_Stream
    CPDF_Object* pDataSetsPDFObj = pArray->GetElement(iDataSetsIndex);
    if (pDataSetsPDFObj->GetType() == PDFOBJ_REFERENCE) {
      CPDF_Reference* pDataSetsRefObj = (CPDF_Reference*)pDataSetsPDFObj;
      CPDF_Object* pDataSetsDircetObj = pDataSetsRefObj->GetDirect();
      if (NULL != pDataSetsDircetObj &&
          pDataSetsDircetObj->GetType() == PDFOBJ_STREAM) {
        pDataSetsStream = (CPDF_Stream*)pDataSetsDircetObj;
      }
    } else if (pDataSetsPDFObj->GetType() == PDFOBJ_STREAM) {
      pDataSetsStream = (CPDF_Stream*)pDataSetsPDFObj;
    }
  }
  // end
  // L"datasets"
  {
//.........这里部分代码省略.........

//.........这里部分代码省略.........
	}

	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");

void SetPageContents(CFX_ByteString key, CPDF_Dictionary* pPage, CPDF_Document* pDocument)
{
	CPDF_Object* pContentsObj = pPage->GetStream("Contents");
	if (!pContentsObj)
	{
		pContentsObj = pPage->GetArray("Contents");
	}
	
	if (!pContentsObj)
	{
		//Create a new contents dictionary
		if (!key.IsEmpty())
		{
			CPDF_Stream* pNewContents = new CPDF_Stream(NULL, 0, new CPDF_Dictionary);
			pPage->SetAtReference("Contents", pDocument, pDocument->AddIndirectObject(pNewContents));

			CFX_ByteString sStream;
			sStream.Format("q 1 0 0 1 0 0 cm /%s Do Q", key.c_str());
			pNewContents->SetData((FX_LPCBYTE)sStream, sStream.GetLength(), FALSE, FALSE);
		}
		return;
	}

	int iType = pContentsObj->GetType();
	CPDF_Array* pContentsArray = NULL;
	
	switch(iType)
	{
	case PDFOBJ_STREAM:
		{
			pContentsArray = new CPDF_Array;
			CPDF_Stream* pContents = (CPDF_Stream*)pContentsObj;
			FX_DWORD dwObjNum = pDocument->AddIndirectObject(pContents);
			CPDF_StreamAcc acc;
			acc.LoadAllData(pContents);
			CFX_ByteString sStream = "q\n";
			CFX_ByteString sBody = CFX_ByteString((FX_LPCSTR)acc.GetData(), acc.GetSize());
			sStream = sStream + sBody + "\nQ";
			pContents->SetData((FX_LPCBYTE)sStream, sStream.GetLength(), FALSE, FALSE);
			pContentsArray->AddReference(pDocument, dwObjNum);
			break;
		}
		
	case PDFOBJ_ARRAY:
		{
			pContentsArray = (CPDF_Array*)pContentsObj;
			break;
		}
	default:
		break;
	}	
	
	if (!pContentsArray)return;
	
	FX_DWORD dwObjNum = pDocument->AddIndirectObject(pContentsArray);
	pPage->SetAtReference("Contents", pDocument, dwObjNum);
	
	if (!key.IsEmpty())
	{
		CPDF_Stream* pNewContents = new CPDF_Stream(NULL, 0, new CPDF_Dictionary);
		dwObjNum = pDocument->AddIndirectObject(pNewContents);
		pContentsArray->AddReference(pDocument, dwObjNum);

		CFX_ByteString sStream;
		sStream.Format("q 1 0 0 1 0 0 cm /%s Do Q", key.c_str());
		pNewContents->SetData((FX_LPCBYTE)sStream, sStream.GetLength(), FALSE, FALSE);
	}
}