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C++ CPDF_Page类代码示例

本文整理汇总了C++中CPDF_Page类的典型用法代码示例。如果您正苦于以下问题：C++ CPDF_Page类的具体用法？C++ CPDF_Page怎么用？C++ CPDF_Page使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了CPDF_Page类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: FPDF_RenderPageBitmap_Start

DLLEXPORT int STDCALL FPDF_RenderPageBitmap_Start(FPDF_BITMAP bitmap,
                                                  FPDF_PAGE page,
                                                  int start_x,
                                                  int start_y,
                                                  int size_x,
                                                  int size_y,
                                                  int rotate,
                                                  int flags,
                                                  IFSDK_PAUSE* pause) {
  if (!bitmap || !pause || pause->version != 1)
    return FPDF_RENDER_FAILED;

  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (!pPage)
    return FPDF_RENDER_FAILED;

  CPDF_PageRenderContext* pContext = new CPDF_PageRenderContext;
  pPage->SetRenderContext(WrapUnique(pContext));
  CFX_FxgeDevice* pDevice = new CFX_FxgeDevice;
  pContext->m_pDevice.reset(pDevice);
  CFX_DIBitmap* pBitmap = CFXBitmapFromFPDFBitmap(bitmap);
  pDevice->Attach(pBitmap, !!(flags & FPDF_REVERSE_BYTE_ORDER), nullptr, false);

  IFSDK_PAUSE_Adapter IPauseAdapter(pause);
  FPDF_RenderPage_Retail(pContext, page, start_x, start_y, size_x, size_y,
                         rotate, flags, FALSE, &IPauseAdapter);

  if (pContext->m_pRenderer) {
    return CPDF_ProgressiveRenderer::ToFPDFStatus(
        pContext->m_pRenderer->GetStatus());
  }
  return FPDF_RENDER_FAILED;
}
开发者ID:hfiguiere，项目名称:pdfium，代码行数:33，代码来源:fpdf_progressive.cpp

示例2: FPDF_RenderPage_Continue

DLLEXPORT int STDCALL FPDF_RenderPage_Continue(FPDF_PAGE page,IFSDK_PAUSE * pause)
{
	if (page == NULL)
		return FPDF_RENDER_FAILED;

 	if (!pause)
		return FPDF_RENDER_FAILED;
	
	if (pause->version !=1)
		return FPDF_RENDER_FAILED;

	CPDF_Page* pPage = (CPDF_Page*)page;

//	FXMT_CSLOCK_OBJ(&pPage->m_PageLock);

	CRenderContext * pContext = (CRenderContext*)pPage->GetPrivateData((void*)1);
	if (pContext && pContext->m_pRenderer)
	{
		IFSDK_PAUSE_Adapter IPauseAdapter(pause);
		pContext->m_pRenderer->Continue(&IPauseAdapter);

		CPDF_ProgressiveRenderer::RenderStatus status = CPDF_ProgressiveRenderer::Failed;
		status = pContext->m_pRenderer->GetStatus();
		return status;
	}
	return FPDF_RENDER_FAILED;
}
开发者ID:MI-4i，项目名称:platform_external_pdfium，代码行数:27，代码来源:fpdf_progressive.cpp

示例3: FPDF_RenderPageBitmap

DLLEXPORT void STDCALL FPDF_RenderPageBitmap(FPDF_BITMAP bitmap, FPDF_PAGE page, int start_x, int start_y,
						int size_x, int size_y, int rotate, int flags)
{
	if (bitmap == NULL || page == NULL) return;
	CPDF_Page* pPage = (CPDF_Page*)page;


	CRenderContext* pContext = new CRenderContext;
	pPage->SetPrivateData((void*)1, pContext, DropContext);
#ifdef _SKIA_SUPPORT_
	pContext->m_pDevice = new CFX_SkiaDevice;

	if (flags & FPDF_REVERSE_BYTE_ORDER)
		((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap,0,TRUE);
	else
		((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap);
#else
	pContext->m_pDevice = new CFX_FxgeDevice;

	if (flags & FPDF_REVERSE_BYTE_ORDER)
		((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap,0,TRUE);
	else
		((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap);
#endif

	Func_RenderPage(pContext, page, start_x, start_y, size_x, size_y, rotate, flags,TRUE,NULL);

	delete pContext;
	pPage->RemovePrivateData((void*)1);
}
开发者ID:mariospr，项目名称:chromium-browser，代码行数:30，代码来源:fpdfview.cpp

示例4: FPDFPage_New

DLLEXPORT FPDF_PAGE STDCALL FPDFPage_New(FPDF_DOCUMENT document,
                                         int page_index,
                                         double width,
                                         double height) {
  CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document);
  if (!pDoc)
    return nullptr;

  if (page_index < 0)
    page_index = 0;
  if (pDoc->GetPageCount() < page_index)
    page_index = pDoc->GetPageCount();

  CPDF_Dictionary* pPageDict = pDoc->CreateNewPage(page_index);
  if (!pPageDict)
    return NULL;
  CPDF_Array* pMediaBoxArray = new CPDF_Array;
  pMediaBoxArray->Add(new CPDF_Number(0));
  pMediaBoxArray->Add(new CPDF_Number(0));
  pMediaBoxArray->Add(new CPDF_Number(FX_FLOAT(width)));
  pMediaBoxArray->Add(new CPDF_Number(FX_FLOAT(height)));

  pPageDict->SetAt("MediaBox", pMediaBoxArray);
  pPageDict->SetAt("Rotate", new CPDF_Number(0));
  pPageDict->SetAt("Resources", new CPDF_Dictionary);

  CPDF_Page* pPage = new CPDF_Page;
  pPage->Load(pDoc, pPageDict);
  pPage->ParseContent();

  return pPage;
}
开发者ID:，项目名称:，代码行数:32，代码来源:

示例5: FPDFPage_New

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;
}
开发者ID:azunite，项目名称:pdfium_ch，代码行数:33，代码来源:fpdfeditpage.cpp

示例6: GetContentsRect

FX_BOOL GetContentsRect( CPDF_Document * pDoc, CPDF_Dictionary* pDict, CPDF_RectArray * pRectArray )
{
	CPDF_Page* pPDFPage = FX_NEW CPDF_Page;
	pPDFPage->Load( pDoc, pDict, FALSE );
	pPDFPage->ParseContent();

	FX_POSITION pos = pPDFPage->GetFirstObjectPosition();
	
	while (pos)
	{
		CPDF_PageObject* pPageObject = pPDFPage->GetNextObject(pos);
		if (!pPageObject)continue;
		
		CPDF_Rect rc;
		rc.left = pPageObject->m_Left;
		rc.right = pPageObject->m_Right;
		rc.bottom = pPageObject->m_Bottom;
		rc.top = pPageObject->m_Top;
		
		if (IsValiableRect(rc, pDict->GetRect("MediaBox")))
		{
			pRectArray->Add(rc);
		}
	}
	
	delete pPDFPage;
	return TRUE;
}
开发者ID:azunite，项目名称:pdfium_ch，代码行数:28，代码来源:fpdf_flatten.cpp

示例7: QueryWherePopup

void CFFL_InteractiveFormFiller::QueryWherePopup(
    const CPWL_Wnd::PrivateData* pAttached,
    float fPopupMin,
    float fPopupMax,
    bool* bBottom,
    float* fPopupRet) {
  auto* pData = static_cast<const CFFL_PrivateData*>(pAttached);
  CPDFSDK_Widget* pWidget = pData->pWidget;
  CPDF_Page* pPage = pWidget->GetPDFPage();

  CFX_FloatRect rcPageView(0, pPage->GetPageHeight(), pPage->GetPageWidth(), 0);
  rcPageView.Normalize();

  CFX_FloatRect rcAnnot = pWidget->GetRect();
  float fTop = 0.0f;
  float fBottom = 0.0f;
  switch (pWidget->GetRotate() / 90) {
    default:
    case 0:
      fTop = rcPageView.top - rcAnnot.top;
      fBottom = rcAnnot.bottom - rcPageView.bottom;
      break;
    case 1:
      fTop = rcAnnot.left - rcPageView.left;
      fBottom = rcPageView.right - rcAnnot.right;
      break;
    case 2:
      fTop = rcAnnot.bottom - rcPageView.bottom;
      fBottom = rcPageView.top - rcAnnot.top;
      break;
    case 3:
      fTop = rcPageView.right - rcAnnot.right;
      fBottom = rcAnnot.left - rcPageView.left;
      break;
  }

  constexpr float kMaxListBoxHeight = 140;
  const float fMaxListBoxHeight =
      pdfium::clamp(kMaxListBoxHeight, fPopupMin, fPopupMax);

  if (fBottom > fMaxListBoxHeight) {
    *fPopupRet = fMaxListBoxHeight;
    *bBottom = true;
    return;
  }

  if (fTop > fMaxListBoxHeight) {
    *fPopupRet = fMaxListBoxHeight;
    *bBottom = false;
    return;
  }

  if (fTop > fBottom) {
    *fPopupRet = fTop;
    *bBottom = false;
  } else {
    *fPopupRet = fBottom;
    *bBottom = true;
  }
}
开发者ID:，项目名称:，代码行数:60，代码来源:

示例8: FPDFPage_HasTransparency

DLLEXPORT FPDF_BOOL STDCALL FPDFPage_HasTransparency(FPDF_PAGE page)
{
	if(!page) return FALSE;
	CPDF_Page* pPage = (CPDF_Page*)page;

	return pPage->BackgroundAlphaNeeded();
}
开发者ID:azunite，项目名称:pdfium_ch，代码行数:7，代码来源:fpdfeditpage.cpp

示例9: FPDFPage_GetObject

DLLEXPORT FPDF_PAGEOBJECT STDCALL FPDFPage_GetObject(FPDF_PAGE page,
                                                     int index) {
  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (!IsPageObject(pPage))
    return nullptr;
  return pPage->GetPageObjectList()->GetPageObjectByIndex(index);
}
开发者ID:gradescope，项目名称:pdfium，代码行数:7，代码来源:fpdfeditpage.cpp

示例10: IsFillingAllowed

bool CFFL_InteractiveFormFiller::IsFillingAllowed(CPDFSDK_Widget* pWidget) {
  if (pWidget->GetFieldType() == FormFieldType::kPushButton)
    return false;

  CPDF_Page* pPage = pWidget->GetPDFPage();
  uint32_t dwPermissions = pPage->GetDocument()->GetUserPermissions();
  return (dwPermissions & FPDFPERM_FILL_FORM) ||
         (dwPermissions & FPDFPERM_ANNOT_FORM) ||
         (dwPermissions & FPDFPERM_MODIFY);
}
开发者ID:，项目名称:，代码行数:10，代码来源:

示例11: FPDFPage_CountObject

DLLEXPORT int STDCALL FPDFPage_CountObject(FPDF_PAGE page) {
  CPDF_Page* pPage = CPDFPageFromFPDFPage(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 -1;
  }
  return pPage->CountObjects();
}
开发者ID:，项目名称:，代码行数:10，代码来源:

示例12: FPDFPage_GetObject

DLLEXPORT FPDF_PAGEOBJECT STDCALL FPDFPage_GetObject(FPDF_PAGE page,
                                                     int index) {
  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") ||
      pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare(
          "Page")) {
    return NULL;
  }
  return pPage->GetObjectByIndex(index);
}
开发者ID:，项目名称:，代码行数:10，代码来源:

示例13: FPDFPage_InsertObject

DLLEXPORT void STDCALL FPDFPage_InsertObject(FPDF_PAGE page, FPDF_PAGEOBJECT page_obj)
{
	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_PageObject* pPageObj = (CPDF_PageObject*)page_obj;
	if(pPageObj == NULL)
		return;
	FX_POSITION LastPersition = pPage->GetLastObjectPosition();

	pPage->InsertObject(LastPersition, pPageObj);
	switch(pPageObj->m_Type)
	{
	case FPDF_PAGEOBJ_PATH:
		{
			CPDF_PathObject* pPathObj = (CPDF_PathObject*)pPageObj;
			pPathObj->CalcBoundingBox();
			break;
		}
	case FPDF_PAGEOBJ_TEXT:
		{
			//	CPDF_PathObject* pPathObj = (CPDF_PathObject*)pPageObj;
			//	pPathObj->CalcBoundingBox();
			break;
		}
	case FPDF_PAGEOBJ_IMAGE:
		{
			CPDF_ImageObject* pImageObj = (CPDF_ImageObject*)pPageObj;
			pImageObj->CalcBoundingBox();
			break;
		}
	case FPDF_PAGEOBJ_SHADING:
		{
			CPDF_ShadingObject* pShadingObj = (CPDF_ShadingObject*)pPageObj;
			pShadingObj->CalcBoundingBox();
			break;
		}
	case FPDF_PAGEOBJ_FORM:
		{
			CPDF_FormObject* pFormObj = (CPDF_FormObject*)pPageObj;
			pFormObj->CalcBoundingBox();
			break;
		}
	default:
		break;
	}

	//	pPage->ParseContent();
	//pPage->GenerateContent();

}
开发者ID:azunite，项目名称:pdfium_ch，代码行数:54，代码来源:fpdfeditpage.cpp

示例14: PDF_GetTextStream_Unicode

void PDF_GetTextStream_Unicode(CFX_WideTextBuf& buffer, CPDF_Document* pDoc, CPDF_Dictionary* pPage, FX_DWORD flags)
{
    buffer.EstimateSize(0, 10240);
    CPDF_Page page;
    page.Load(pDoc, pPage);
    CPDF_ParseOptions options;
    options.m_bTextOnly = TRUE;
    options.m_bSeparateForm = FALSE;
    page.ParseContent(&options);
    _PDF_GetTextStream_Unicode(buffer, &page, TRUE, NULL);
}
开发者ID:151706061，项目名称:PDFium，代码行数:11，代码来源:fpdf_text.cpp

示例15: FPDF_RenderPage_Close

DLLEXPORT void STDCALL FPDF_RenderPage_Close(FPDF_PAGE page) {
  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (!pPage)
    return;

  CPDF_PageRenderContext* pContext = pPage->GetRenderContext();
  if (!pContext)
    return;

  pContext->m_pDevice->RestoreState(false);
  pPage->SetRenderContext(std::unique_ptr<CPDF_PageRenderContext>());
}
开发者ID:hfiguiere，项目名称:pdfium，代码行数:12，代码来源:fpdf_progressive.cpp


注：本文中的CPDF_Page类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。