C++ (Cpp) rcPageView Examples

Example #1

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;
  }
}

Example #2

File: FFL_IFormFiller.cpp Project: 151706061/PDFium

void CFFL_IFormFiller::QueryWherePopup(void* pPrivateData, FX_FLOAT fPopupMin,FX_FLOAT fPopupMax, FX_INT32 & nRet, FX_FLOAT & fPopupRet)
{
	ASSERT(pPrivateData != NULL);

	CFFL_PrivateData* pData = (CFFL_PrivateData*)pPrivateData;

	


	CPDF_Rect rcPageView(0,0,0,0);
	rcPageView.right = pData->pWidget->GetPDFPage()->GetPageWidth();
	rcPageView.bottom = pData->pWidget->GetPDFPage()->GetPageHeight();
	rcPageView.Normalize();


	ASSERT(pData->pWidget != NULL);
	CPDF_Rect rcAnnot = pData->pWidget->GetRect();

	FX_FLOAT fTop = 0.0f;
	FX_FLOAT fBottom = 0.0f;

	CPDFSDK_Widget * pWidget = (CPDFSDK_Widget*)pData->pWidget;
	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;
	}

	FX_FLOAT fFactHeight = 0;
	FX_BOOL bBottom = TRUE;
	FX_FLOAT fMaxListBoxHeight = 0;
	if (fPopupMax > FFL_MAXLISTBOXHEIGHT)
	{
		if (fPopupMin > FFL_MAXLISTBOXHEIGHT)
		{
			fMaxListBoxHeight = fPopupMin;
		}
		else
		{
			fMaxListBoxHeight = FFL_MAXLISTBOXHEIGHT;
		}
	}
	else
		fMaxListBoxHeight = fPopupMax;

	if (fBottom > fMaxListBoxHeight)
	{
		fFactHeight = fMaxListBoxHeight;
		bBottom = TRUE;
	}
	else
	{
		if (fTop > fMaxListBoxHeight)
		{
			fFactHeight = fMaxListBoxHeight;
			bBottom = FALSE;
		}
		else
		{
			if (fTop > fBottom)
			{
				fFactHeight = fTop;
				bBottom = FALSE;
			}
			else
			{
				fFactHeight = fBottom;
				bBottom = TRUE;
			}
		}
	}

	nRet = bBottom ? 0 : 1;
	fPopupRet = fFactHeight;
}