Пример #1
0
  //	public void savePDF(){
  //		 Rectangle suggestedPageSize = getITextPageSize(page1.getPageSize());
  //		  Rectangle pageSize = rotatePageIfNecessary(suggestedPageSize);
  //		  //rotate if we need landscape
  //		  Document document = new Document(pageSize);
  //
  //		  PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(outputFile));
  //		  document.open();
  //		  Graphics2D graphics = cb.createGraphics(pageSize.getWidth(), pageSize.getHeight());
  //
  //		  // call your GTRenderer here
  //		  GTRenderer draw = new StreamingRenderer();
  //		  draw.setMapContent(mapContent);
  //
  //		  draw.paint(graphics, outputArea, mapContent.getLayerBounds() );
  //
  //		  // cleanup
  //		  graphics.dispose();
  //
  //		  //cleanup
  //		  document.close();
  //		  writer.close();
  //	}
  public void saveImage(final MapContent map, final String file, final int imageWidth) {

    GTRenderer renderer = new StreamingRenderer();
    renderer.setMapContent(map);

    Rectangle imageBounds = null;
    ReferencedEnvelope mapBounds = null;
    try {
      mapBounds = map.getMaxBounds();
      double heightToWidth = mapBounds.getSpan(1) / mapBounds.getSpan(0);
      imageBounds = new Rectangle(0, 0, imageWidth, (int) Math.round(imageWidth * heightToWidth));

    } catch (Exception e) {
      // failed to access mapContent layers
      throw new RuntimeException(e);
    }

    BufferedImage image =
        new BufferedImage(imageBounds.width, imageBounds.height, BufferedImage.TYPE_INT_RGB);

    Graphics2D gr = image.createGraphics();
    gr.setPaint(Color.WHITE);
    gr.fill(imageBounds);

    try {
      renderer.paint(gr, imageBounds, mapBounds);
      File fileToSave = new File(file);
      ImageIO.write(image, "jpeg", fileToSave);

    } catch (Exception e) {
      e.printStackTrace();
    }
  }
Пример #2
0
  public void saveNewImage(MapContent map, String file) {

    GTRenderer renderer = new StreamingRenderer();
    renderer.setMapContent(map);
    System.out.println("line 139");
    Rectangle imageBounds = null;
    try {
      ReferencedEnvelope mapBounds = map.getMaxBounds();

      double heightToWidth = mapBounds.getSpan(1) / mapBounds.getSpan(0);
      int imageWidth = 600;

      imageBounds = new Rectangle(0, 0, imageWidth, (int) Math.round(imageWidth * heightToWidth));
    } catch (Exception e) {

    }
    System.out.println("line 151");
    //	    Rectangle imageSize = new Rectangle(600,600);

    BufferedImage image =
        new BufferedImage(
            imageBounds.width, imageBounds.height, BufferedImage.TYPE_INT_RGB); // darker red fill

    Graphics2D gr = image.createGraphics();
    gr.setPaint(Color.WHITE);
    gr.fill(imageBounds);

    try {
      System.out.println("line 161");
      renderer.paint(gr, imageBounds, map.getMaxBounds());
      System.out.println("line 163");

      File fileToSave = new File(file);
      System.out.println("line 166");
      ImageIO.write(image, "jpeg", fileToSave);
      System.out.println("line 168");
    } catch (IOException e) {

    }
  }