示例#1
0
bool MathPrintout::OnPrintPage(int num)
{
  double screenScaleX, screenScaleY;
  double ppiScale;
  GroupCell* tmp;
  wxDC* dc = GetDC();

  int marginX, marginY;
  GetPageMargins(&marginX, &marginY);


  ppiScale = GetPPIScale();
  GetScreenScale(&screenScaleX, &screenScaleY);

  marginX += SCALE_PX(MC_BASE_INDENT, ppiScale);

  dc->SetUserScale(screenScaleX, screenScaleY);

  // Go to current page
  tmp = (GroupCell *)m_pages[num - 1];

  // Print page
  if (tmp != NULL)
  {
    if (tmp->GetGroupType() == GC_TYPE_PAGEBREAK)
      tmp = (GroupCell *)tmp->m_next;
    if (tmp == NULL)
      return true;

    wxPoint point;
    point.x = marginX;
    point.y = marginY + tmp->GetMaxCenter() + GetHeaderHeight();
    wxConfigBase* config = wxConfig::Get();
    int fontsize = 12;
    int drop = tmp->GetMaxDrop();

    config->Read(wxT("fontsize"), &fontsize);

    PrintHeader(num, dc, ppiScale);
    CellParser parser(*dc, ppiScale);

    parser.SetIndent(marginX);

    while (tmp != NULL && tmp->GetGroupType() != GC_TYPE_PAGEBREAK)
    {
      tmp->Draw(parser, point, fontsize, false);
      if (tmp->m_next != NULL) {
        point.x = marginX;
        point.y += drop + tmp->m_next->GetMaxCenter();
        point.y += SCALE_PX(MC_GROUP_SKIP, ppiScale);
        drop = tmp->m_next->GetMaxDrop();
      }

      tmp = (GroupCell *)tmp->m_next;
      if (tmp == NULL || tmp->BreakPageHere())
        break;
    }
    return true;
  }
  return false;
}
示例#2
0
bool MathPrintout::OnPrintPage(int num)
{
  double screenScaleX, screenScaleY;
  double ppiScale;
  GroupCell* tmp;
  wxDC* dc = GetDC();

  int marginX, marginY;
  GetPageMargins(&marginX, &marginY);

  ppiScale = GetPPIScale();
  GetScreenScale(&screenScaleX, &screenScaleY);

  marginX += SCALE_PX(MC_BASE_INDENT, ppiScale);

  dc->SetUserScale(screenScaleX, screenScaleY);

  // Go to current page
  tmp = (GroupCell *)m_pages[num - 1];

  // Print page
  if (tmp != NULL)
  {
    if (tmp->GetGroupType() == GC_TYPE_PAGEBREAK)
      tmp = (GroupCell *)tmp->m_next;
    if (tmp == NULL)
      return true;

    wxPoint point;
    point.x = marginX;
    point.y = marginY + tmp->GetMaxCenter() + GetHeaderHeight();
    wxConfigBase* config = wxConfig::Get();
    int fontsize = 12;
    int drop = tmp->GetMaxDrop();

    config->Read(wxT("fontsize"), &fontsize);

    PrintHeader(num, dc, ppiScale);
    CellParser parser(*dc, ppiScale);

    parser.SetIndent(marginX);
    // Inform the output routines that we are printing
    parser.SetPrinter(true);
    // Make sure that during print nothing is outside the crop rectangle
    MathCell::ClipToDrawRegion(true);
    
    while (tmp != NULL && tmp->GetGroupType() != GC_TYPE_PAGEBREAK)
    {
      // The following line seems to misteriously fix the "subsequent text
      // cells aren't printed" problem on linux.
      // No Idea why, though.
      dc->SetPen(wxPen(wxT("light grey"), 1, wxPENSTYLE_SOLID));
      tmp->Draw(point, fontsize);
      if (tmp->m_next != NULL) {
        point.x = marginX;
        point.y += drop + tmp->m_next->GetMaxCenter();
        point.y += SCALE_PX(MC_GROUP_SKIP, ppiScale);
        drop = tmp->m_next->GetMaxDrop();
      }

      tmp = (GroupCell *)tmp->m_next;
      if (tmp == NULL || tmp->BreakPageHere())
        break;
    }
    MathCell::ClipToDrawRegion(false);
    return true;
  }
  MathCell::ClipToDrawRegion(false);
  return false;
}