コード例 #1
0
void PDFGenerator::pdfDoc_AddPage(mlPDF::PAGE_SIZES pageSize, mlPDF::PAGE_DIRECTIONS pageDirection)
{
  if (pdfDocument)
  {
    HPDF_Page newPage = HPDF_AddPage(pdfDocument);

    if (newPage)
    {
      pdfDocCurrentPage = newPage;
      pdfDocPages.push_back(newPage);

      if (pageSize == mlPDF::PAGESIZE_USER) // It is illegal to set this value manually...
      {
        pageSize = mlPDF::PAGESIZE_A4; // ... therefore set it to default value.
      }

      HPDF_Page_SetSize(newPage, (HPDF_PageSizes)pageSize, (HPDF_PageDirection)pageDirection);
      _currentPageSize = pageSize;

      HPDF_Page_SetFontAndSize(pdfDocCurrentPage, _currentFontSettings.font, _currentFontSettings.fontSize);

      HPDF_Page_SetLineWidth(pdfDocCurrentPage, 1);
      pdfDoc_SetStrokeColor(0, 0, 0);
      pdfDoc_SetFillColor(0, 0, 0);

      pdfDoc_CurrentXPos = 0;
      pdfDoc_CurrentYPos = 0;
    }
    else
    {
      _handleError("pdfDoc_AddPage(mlPDF::PAGE_SIZES pageSize, mlPDF::PAGE_DIRECTIONS pageDirection)");
    }
  }
}
コード例 #2
0
void PDFGenerator::pdfDoc_AddPage(float width, float height)
{
  if (pdfDocument)
  {
    HPDF_Page newPage = HPDF_AddPage(pdfDocument);

    if (newPage)
    {
      pdfDocCurrentPage = newPage;
      pdfDocPages.push_back(newPage);

      HPDF_Page_SetWidth(newPage, width);
      HPDF_Page_SetHeight(newPage, height);
      _currentPageSize = mlPDF::PAGESIZE_USER;

      HPDF_Page_SetFontAndSize(pdfDocCurrentPage, _currentFontSettings.font, _currentFontSettings.fontSize);

      HPDF_Page_SetLineWidth(pdfDocCurrentPage, 1);
      pdfDoc_SetStrokeColor(0, 0, 0);
      pdfDoc_SetFillColor(0, 0, 0);

      pdfDoc_CurrentXPos = 0;
      pdfDoc_CurrentYPos = 0;
    }
    else
    {
      _handleError("pdfDoc_AddPage(float width, float height)");
    }

  }
}
コード例 #3
0
bool SavePDFTemplate::assemblePDFDocument()
{
  // *************************************************************************
  // This is the main method for all modules derived from PDFCreatorBase.
  // Add all code that assembles the actual PDF document here!
  //
  // The following code is a simple example that demonstrates the usage and
  // built-in methods to add content to the PDF.
  // *************************************************************************

  // Helper variable to store current drawing position height
  float yPos = 0;

  // Enable compression for images only (Default is mlPDF::COMPRESS_ALL).
  // Writing the actual PDF file to disk is considerably speeded up if compression
  // is disbled. However, file size can considerably increase!
  pdfDoc_SetCompressionMode(mlPDF::COMPRESS_IMAGES);

  // Set the passwords
  // The first password protects the document from unauthorized modifications.
  // The second password protects the document from unautorized access and can be empty.
  pdfDoc_SetPasswords("ModifyMe", "");

  // Set permissions
  // Attention: A password must be set PRIOR to setting permissions.
  // If no password has been set when pdfDoc_SetPermissions() is invoked,
  // a random password of 64 characters (512 bit) length is set!
  pdfDoc_SetPermissions(mlPDF::PERMIT_PRINT_HIGH_QUALITY | mlPDF::PERMIT_EXTRACT_FOR_ACCESSIBILITY);

  // Set default y axis reference to mlPDF::YAXIS_REFERENCE_TOP
  // This will result in all y coordinates being interpreted with the upper page border as zero
  // This is also the default setting and actually does not need to be called here... 
  // However, the availability of this method shall be demonstrated. ;-)
  pdfDoc_SetDefaultYAxisReference(mlPDF::YAXIS_REFERENCE_TOP);

  // Add a page and set size & direction
  pdfDoc_AddPage(mlPDF::PAGESIZE_A4, mlPDF::PAGEDIRECTION_PORTRAIT);

  // Set page margins (i.e., the space that shall not be written at
  pdfDoc_SetGlobalPageMarginsMM(20, 20, 20, 15);

  // Set text font to Times Bold, 14 pt.
  pdfDoc_SetCurrentFont(buildInFonts.TimesBold, 14);

  // Write text at specified position
  pdfDoc_WriteTextAt(0, yPos, "PDF Creation Example");

  yPos += 25;

  // Set font to Times, 12 pt.
  pdfDoc_SetCurrentFont(buildInFonts.Times, 12);

  // Write text at specified position
  pdfDoc_WriteTextAt(10, yPos, "Created by 'SavePDFTemplate' module.");

  yPos += 35;

  // Adjust font size without changing the font type.
  pdfDoc_SetCurrentFontSize(10);

  // Write lorem ipsum text into specified area
  pdfDoc_WriteTextAreaAt(0, yPos, pdfDoc_GetPageMaxWidth(), 50, mlPDF::LOREM_IPSUM, mlPDF::TEXTALIGNMENT_JUSTIFY);

  // Draw a rectangle around the recently added text
  pdfDoc_AddOutlineRectangle(0, yPos, pdfDoc_GetPageMaxWidth(), 50, 1);

  // Set font to Courier Oblique, keep current font size.
  pdfDoc_SetCurrentFont(buildInFonts.CourierOblique);

  // Backup current y-axis reference (which is mlPDF::YAXIS_REFERENCE_TOP by default)
  pdfDoc_StoreYAxisReference();

  // Now set the y-axis reference to mlPDF::YAXIS_REFERENCE_BOTTOM, 
  // which will result in all y coordinates being interpreted with the lower page border as zero
  pdfDoc_SetYAxisReference(mlPDF::YAXIS_REFERENCE_BOTTOM); 

  // Write text into specified area at lower right corner of the page (note that the preset page margins shall be ignored)
  float textAreaWidth = pdfDoc_GetPageMaxWidth(mlPDF::IGNORE_MARGINS) / 2;
  pdfDoc_WriteTextAreaAt(pdfDoc_GetPageMaxX(mlPDF::IGNORE_MARGINS) - textAreaWidth, 0, textAreaWidth, 25, "A text in the lower right corner of the page.\nPage margins are ignored!", mlPDF::TEXTALIGNMENT_RIGHT, mlPDF::IGNORE_MARGINS);

  // Now restore the previous y-axis reference
  // pdfDoc_RestoreDefaultYAxisReference() would have worked here as well.
  pdfDoc_RestoreYAxisReference();

  // Go back to Times font.
  pdfDoc_SetCurrentFont(buildInFonts.TimesBold, 10);

  // Write headline for the following images
  yPos += 80;
  pdfDoc_WriteTextAt(0, yPos, "Two Images Sharing the Same Resource");
 
  // Load image into image resource pool (n.b.: only PNG anf JPG images are allowed!)
  std::string resourcesPath = resourcesPathFld->getStringValue() + "/";
  std::string exampleImagePath = resourcesPath + _imageFilenameFld->getStringValue();

  if (mlPDF::fileExists(exampleImagePath))
  {
    mlPDF::IMAGE exampleImage = pdfDoc_LoadImageFromFile(exampleImagePath);

    // Add image by direct reference
    yPos += 15;
    pdfDoc_AddImage(0, yPos, 100, 100, exampleImage);

    // Add image once more through image pool
    if (pdfDocImages.size() > 0)
    {
      pdfDoc_AddImage(110, yPos, 100, 100, pdfDocImages[pdfDocImages.size() - 1]);
    }
  }
  else
  {
    // Image could not be found. -> Cancel assembly, set error message
    assemblyErrorMessage = "Image file not found.";
    return false;
  }

  // Write headline for the interactive 3D scene
  yPos += 120;
  pdfDoc_WriteTextAt(0, yPos, "Interactive 3D Scene with Poster Image");

  // Now add 3D scene.
  // This needs a little more than just one command.
  // Therefore it has been outsourced to a separate method...
  yPos += 15;
  _add3DFigure(0, yPos, 210, 210);

  // Now let's add some graphics...

  // First change fill color from default black to green.
  // Attention! This applies for text as well!
  pdfDoc_SetFillColor(0, 1, 0);

  // Add a green circle with black outline (black is the default stroke color)
  pdfDoc_AddFilledOutlineCircle(pdfDoc_GetPageCenterX()+80, pdfDoc_GetPageCenterY(), 50, 2);

  // And some text to show that the fill color also applies for text
  pdfDoc_WriteTextAt(pdfDoc_GetPageCenterX() + 140, pdfDoc_GetPageCenterY(), "This text is now green!");

  // Add a filled blue arc without outline
  pdfDoc_SetFillColor(0, 0, 1);
  pdfDoc_AddFilledPieDegrees(pdfDoc_GetPageCenterX() + 80, pdfDoc_GetPageCenterY() + 100, 50, 60, -40);

  // And a yellow outline ellipse
  pdfDoc_SetStrokeColor(1, 1, 0);
  pdfDoc_AddOutlineEllipse(pdfDoc_GetPageCenterX() + 80, pdfDoc_GetPageCenterY() + 200, 50, 25, 1);

  // Finally draw a fat red line from the lower left corner to the upper right corner! :-)
  pdfDoc_SetYAxisReference(mlPDF::YAXIS_REFERENCE_BOTTOM);
  pdfDoc_SetStrokeColor(1, 0, 0);
  pdfDoc_AddLine(0, 0, pdfDoc_GetPageMaxX(true), pdfDoc_GetPageMaxY(true), 5, true);

  //
  // For more methods to add and manipulate contents, see MLPDF_PDFCreatorBase.h file.
  //

  return true;
}