C++ CFX_FloatRect::Width方法代码示例

bool CPDF_TextPage::IsSameTextObject(CPDF_TextObject* pTextObj1,
                                     CPDF_TextObject* pTextObj2) {
  if (!pTextObj1 || !pTextObj2)
    return false;

  CFX_FloatRect rcPreObj = pTextObj2->GetRect();
  const CFX_FloatRect& rcCurObj = pTextObj1->GetRect();
  if (rcPreObj.IsEmpty() && rcCurObj.IsEmpty()) {
    float dbXdif = fabs(rcPreObj.left - rcCurObj.left);
    size_t nCount = m_CharList.size();
    if (nCount >= 2) {
      PAGECHAR_INFO perCharTemp = m_CharList[nCount - 2];
      float dbSpace = perCharTemp.m_CharBox.Width();
      if (dbXdif > dbSpace)
        return false;
    }
  }
  if (!rcPreObj.IsEmpty() || !rcCurObj.IsEmpty()) {
    rcPreObj.Intersect(rcCurObj);
    if (rcPreObj.IsEmpty())
      return false;
    if (fabs(rcPreObj.Width() - rcCurObj.Width()) > rcCurObj.Width() / 2) {
      return false;
    }
    if (pTextObj2->GetFontSize() != pTextObj1->GetFontSize())
      return false;
  }

  size_t nPreCount = pTextObj2->CountItems();
  if (nPreCount != pTextObj1->CountItems())
    return false;

  // If both objects have no items, consider them same.
  if (nPreCount == 0)
    return true;

  CPDF_TextObjectItem itemPer;
  CPDF_TextObjectItem itemCur;
  for (size_t i = 0; i < nPreCount; ++i) {
    pTextObj2->GetItemInfo(i, &itemPer);
    pTextObj1->GetItemInfo(i, &itemCur);
    if (itemCur.m_CharCode != itemPer.m_CharCode)
      return false;
  }

  CFX_PointF diff = pTextObj1->GetPos() - pTextObj2->GetPos();
  float font_size = pTextObj2->GetFontSize();
  float char_size = GetCharWidth(itemPer.m_CharCode, pTextObj2->GetFont());
  float max_pre_size =
      std::max(std::max(rcPreObj.Height(), rcPreObj.Width()), font_size);
  return fabs(diff.x) <= 0.9 * char_size * font_size / 1000 &&
         fabs(diff.y) <= max_pre_size / 8;
}

void CPWL_ListBox::DrawThisAppearance(CFX_RenderDevice* pDevice,
                                      CFX_Matrix* pUser2Device) {
  CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device);

  if (m_pList) {
    CFX_FloatRect rcPlate = m_pList->GetPlateRect();
    CFX_FloatRect rcList = GetListRect();
    CFX_FloatRect rcClient = GetClientRect();

    for (int32_t i = 0, sz = m_pList->GetCount(); i < sz; i++) {
      CFX_FloatRect rcItem = m_pList->GetItemRect(i);
      if (rcItem.bottom > rcPlate.top || rcItem.top < rcPlate.bottom)
        continue;

      CFX_FloatPoint ptOffset(rcItem.left, (rcItem.top + rcItem.bottom) * 0.5f);
      if (IFX_Edit* pEdit = m_pList->GetItemEdit(i)) {
        CFX_FloatRect rcContent = pEdit->GetContentRect();
        if (rcContent.Width() > rcClient.Width())
          rcItem.Intersect(rcList);
        else
          rcItem.Intersect(rcClient);
      }

      if (m_pList->IsItemSelected(i)) {
        CFX_SystemHandler* pSysHandler = GetSystemHandler();
        if (pSysHandler && pSysHandler->IsSelectionImplemented()) {
          IFX_Edit::DrawEdit(
              pDevice, pUser2Device, m_pList->GetItemEdit(i),
              CPWL_Utils::PWLColorToFXColor(GetTextColor()),
              CPWL_Utils::PWLColorToFXColor(GetTextStrokeColor()), rcList,
              ptOffset, nullptr, pSysHandler, m_pFormFiller);
          pSysHandler->OutputSelectedRect(m_pFormFiller, rcItem);
        } else {
          CPWL_Utils::DrawFillRect(pDevice, pUser2Device, rcItem,
                                   ArgbEncode(255, 0, 51, 113));
          IFX_Edit::DrawEdit(pDevice, pUser2Device, m_pList->GetItemEdit(i),
                             ArgbEncode(255, 255, 255, 255), 0, rcList,
                             ptOffset, nullptr, pSysHandler, m_pFormFiller);
        }
      } else {
        CFX_SystemHandler* pSysHandler = GetSystemHandler();
        IFX_Edit::DrawEdit(pDevice, pUser2Device, m_pList->GetItemEdit(i),
                           CPWL_Utils::PWLColorToFXColor(GetTextColor()),
                           CPWL_Utils::PWLColorToFXColor(GetTextStrokeColor()),
                           rcList, ptOffset, nullptr, pSysHandler, nullptr);
      }
    }
  }
}

void CFDE_Path::GetBBox(CFX_RectF& bbox,
                        FX_FLOAT fLineWidth,
                        FX_FLOAT fMiterLimit) const {
  CFX_FloatRect rect = m_Path.GetBoundingBox(fLineWidth, fMiterLimit);
  bbox.Set(rect.left, rect.top, rect.Width(), rect.Height());
  bbox.Normalize();
}

CFX_Matrix GetMatrix(CFX_FloatRect rcAnnot,
                     CFX_FloatRect rcStream,
                     const CFX_Matrix& matrix) {
  if (rcStream.IsEmpty())
    return CFX_Matrix();

  matrix.TransformRect(rcStream);
  rcStream.Normalize();

  FX_FLOAT a = rcAnnot.Width() / rcStream.Width();
  FX_FLOAT d = rcAnnot.Height() / rcStream.Height();

  FX_FLOAT e = rcAnnot.left - rcStream.left * a;
  FX_FLOAT f = rcAnnot.bottom - rcStream.bottom * d;
  return CFX_Matrix(a, 0, 0, d, e, f);
}

FX_FLOAT CPWL_Edit::GetCharArrayAutoFontSize(CPDF_Font* pFont,
                                             const CFX_FloatRect& rcPlate,
                                             int32_t nCharArray) {
  if (pFont && !pFont->IsStandardFont()) {
    FX_RECT rcBBox;
    pFont->GetFontBBox(rcBBox);

    CFX_FloatRect rcCell = rcPlate;
    FX_FLOAT xdiv = rcCell.Width() / nCharArray * 1000.0f / rcBBox.Width();
    FX_FLOAT ydiv = -rcCell.Height() * 1000.0f / rcBBox.Height();

    return xdiv < ydiv ? xdiv : ydiv;
  }

  return 0.0f;
}

FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV
FPDFPage_TransFormWithClip(FPDF_PAGE page,
                           const FS_MATRIX* matrix,
                           const FS_RECTF* clipRect) {
  if (!matrix && !clipRect)
    return false;

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

  std::ostringstream textBuf;
  textBuf << "q ";

  if (clipRect) {
    CFX_FloatRect rect = CFXFloatRectFromFSRECTF(*clipRect);
    rect.Normalize();

    textBuf << ByteString::Format("%f %f %f %f re W* n ", rect.left,
                                  rect.bottom, rect.Width(), rect.Height());
  }
  if (matrix) {
    textBuf << ByteString::Format("%f %f %f %f %f %f cm ", matrix->a, matrix->b,
                                  matrix->c, matrix->d, matrix->e, matrix->f);
  }

  CPDF_Dictionary* pPageDict = pPage->GetDict();
  CPDF_Object* pContentObj = GetPageContent(pPageDict);
  if (!pContentObj)
    return false;

  CPDF_Document* pDoc = pPage->GetDocument();
  if (!pDoc)
    return false;

  CPDF_Stream* pStream =
      pDoc->NewIndirect<CPDF_Stream>(nullptr, 0, pDoc->New<CPDF_Dictionary>());
  pStream->SetDataFromStringstream(&textBuf);

  CPDF_Stream* pEndStream =
      pDoc->NewIndirect<CPDF_Stream>(nullptr, 0, pDoc->New<CPDF_Dictionary>());
  pEndStream->SetData(ByteStringView(" Q").span());

  if (CPDF_Array* pContentArray = ToArray(pContentObj)) {
    pContentArray->InsertAt(0, pStream->MakeReference(pDoc));
    pContentArray->Add(pEndStream->MakeReference(pDoc));
  } else if (pContentObj->IsStream() && !pContentObj->IsInline()) {
    pContentArray = pDoc->NewIndirect<CPDF_Array>();
    pContentArray->Add(pStream->MakeReference(pDoc));
    pContentArray->Add(pContentObj->MakeReference(pDoc));
    pContentArray->Add(pEndStream->MakeReference(pDoc));
    pPageDict->SetFor(pdfium::page_object::kContents,
                      pContentArray->MakeReference(pDoc));
  }

  // Need to transform the patterns as well.
  CPDF_Dictionary* pRes =
      pPageDict->GetDictFor(pdfium::page_object::kResources);
  if (!pRes)
    return true;

  CPDF_Dictionary* pPatternDict = pRes->GetDictFor("Pattern");
  if (!pPatternDict)
    return true;

  CPDF_DictionaryLocker locker(pPatternDict);
  for (const auto& it : locker) {
    CPDF_Object* pObj = it.second.get();
    if (pObj->IsReference())
      pObj = pObj->GetDirect();

    CPDF_Dictionary* pDict = nullptr;
    if (pObj->IsDictionary())
      pDict = pObj->AsDictionary();
    else if (CPDF_Stream* pObjStream = pObj->AsStream())
      pDict = pObjStream->GetDict();
    else
      continue;

    if (matrix) {
      CFX_Matrix m = CFXMatrixFromFSMatrix(*matrix);
      pDict->SetMatrixFor("Matrix", pDict->GetMatrixFor("Matrix") * m);
    }
  }

  return true;
}

void CPDF_ProgressiveReflowPageRender::Display(IFX_Pause* pPause)
{
    if (NULL == m_pReflowPage) {
        m_Status = Done;
        return;
    }
    FX_RECT clipBox = m_pFXDevice->GetClipBox();
    int size = m_pReflowPage->m_pReflowed->GetSize();
    if (size < 1 || NULL == m_pDisplayMatrix) {
        m_Status = Done;
        return;
    }
    for(int i = m_CurrNum; i < size; i++) {
        CRF_Data* pData = (*m_pReflowPage->m_pReflowed)[i];
        if(!pData) {
            continue;
        }
        CFX_FloatRect rect (pData->m_PosX, pData->m_PosY + pData->m_Height, pData->m_PosX + pData->m_Width, pData->m_PosY);
        m_pDisplayMatrix->TransformRect(rect);
        if(rect.left > clipBox.right || rect.right < clipBox.left || rect.bottom > clipBox.bottom || rect.top < clipBox.top) {
            continue;
        }
        if(pData->GetType() == CRF_Data::Text) {
            CRF_CharData* pCharData = (CRF_CharData*)pData;
            CPDF_Font* pPDFFont = pCharData->m_pCharState->m_pFont;
            if(pPDFFont->GetFontType() == PDFFONT_TYPE3) {
                continue;
            }
            FX_FLOAT x = pData->m_PosX, y = pData->m_PosY - pCharData->m_pCharState->m_fDescent;
            FXTEXT_CHARPOS charpos ;
            charpos.m_GlyphIndex = pPDFFont->GlyphFromCharCode(pCharData->m_CharCode);
            charpos.m_FontCharWidth = pPDFFont->m_Font.GetGlyphWidth(charpos.m_GlyphIndex);
            charpos.m_OriginX       = x;
            charpos.m_OriginY       = y;
            FX_FLOAT charW = pData->m_Width * 1000 / pData->m_Height;
            if(charW != charpos.m_FontCharWidth) {
                charpos.m_bGlyphAdjust  = TRUE;
                charpos.m_AdjustMatrix[0] = charW / charpos.m_FontCharWidth;
                charpos.m_AdjustMatrix[1] = 0;
                charpos.m_AdjustMatrix[2] = 0;
                charpos.m_AdjustMatrix[3] = 1;
            } else {
                charpos.m_bGlyphAdjust  = FALSE;
            }
            FX_BOOL bRet = FALSE;
            if(m_DisplayColor == -1)
                bRet = m_pFXDevice->DrawNormalText(1, &charpos, &(pPDFFont->m_Font),
                                                   NULL, pCharData->m_pCharState->m_fFontSize,
                                                   m_pDisplayMatrix, pCharData->m_pCharState->m_Color + 0xff000000, FXTEXT_CLEARTYPE);
            else
                bRet = m_pFXDevice->DrawNormalText(1, &charpos, &(pPDFFont->m_Font),
                                                   NULL, pCharData->m_pCharState->m_fFontSize, m_pDisplayMatrix, m_DisplayColor, FXTEXT_CLEARTYPE);
        } else if(pData->GetType() == CRF_Data::Image) {
            CRF_ImageData* pImageData = (CRF_ImageData*)pData;
            if(!pImageData->m_pBitmap) {
                continue;
            }
            int left = 0, top = 0;
            CFX_DIBitmap* pDiBmp = NULL;
            CFX_DIBSource* pDispSource = pImageData->m_pBitmap;
            if(pImageData->m_Matrix.d < 0) {
                CFX_AffineMatrix matrix(pImageData->m_Matrix.a, 0, 0, -pImageData->m_Matrix.d, 0, 0);
                int left, top;
                pDiBmp = pImageData->m_pBitmap->TransformTo(&matrix, left, top);
                pDispSource = pDiBmp;
            }
            if (NULL == pDispSource) {
                continue;
            }
            if (pDispSource->GetFormat() == FXDIB_1bppMask || pDispSource->GetFormat() == FXDIB_8bppMask) {
                m_pFXDevice->StretchBitMask(pDispSource, (int)(rect.left + 0.5), (int)(rect.bottom + 0.5), (int)(rect.Width() + 0.5), (int)(rect.Height() + 0.5), 0xff000000);
            } else {
                m_pFXDevice->StretchDIBits(pDispSource, (int)(rect.left + 0.5), (int)(rect.bottom + 0.5), (int)(rect.Width() + 0.5), (int)(rect.Height() + 0.5));
            }
            if(m_pFXDevice->GetBitmap() && m_pFXDevice->GetBitmap()->GetFormat() == FXDIB_8bppRgb &&
                    m_pFXDevice->GetBitmap()->GetPalette() == NULL) {
                int nPalette = 0;
                switch(m_DitherBits) {
                    case 0:
                        nPalette = 0;
                        break;
                    case 1:
                        nPalette = 2;
                        break;
                    case 2:
                        nPalette = 4;
                        break;
                    case 3:
                        nPalette = 8;
                        break;
                    case 4:
                        nPalette = 16;
                        break;
                    case 5:
                        nPalette = 32;
                        break;
                    case 6:
                        nPalette = 64;
                        break;
                    case 7:
//.........这里部分代码省略.........