コード例 #1
0
ファイル: POSPrinter.java プロジェクト: ermachkov/ERP
  @Override
  public int print(Graphics g, PageFormat pf, int pageIndex) throws PrinterException {
    System.out.println("PageFormat: width=" + pf.getWidth() + ", height=" + pf.getHeight());
    Logger.getGlobal().log(Level.INFO, "PageFormat {0}", pf);
    System.out.println("pageIndex " + pageIndex);
    Logger.getGlobal().log(Level.INFO, "pageIndex {0}", pageIndex);

    if (pageIndex == 0) {
      Graphics2D g2d = (Graphics2D) g;
      Font font = g2d.getFont();
      g2d.setFont(font.deriveFont((float) fontSize));

      g2d.translate(pf.getImageableX(), pf.getImageableY());
      g2d.setColor(Color.black);
      int step = g2d.getFont().getSize();
      step += step / 4;
      double y = paddingTop + g2d.getFont().getSize();
      for (String s : printStringList) {
        Logger.getGlobal().log(Level.INFO, "printStringList: {0}", s);
        g2d.drawString(s, (float) paddingLeft, (float) y);
        y += step;
      }

      // g2d.fillRect(0, 0, 200, 200);
      return Printable.PAGE_EXISTS;

    } else {
      return Printable.NO_SUCH_PAGE;
    }
  }
コード例 #2
0
ファイル: Banner.java プロジェクト: bibhutibhusan89/Jafun
 /**
  * Gets the page count of this section.
  *
  * @param g2 the graphics context
  * @param pf the page format
  * @return the number of pages needed
  */
 public int getPageCount(Graphics2D g2, PageFormat pf) {
   if (message.equals("")) return 0;
   FontRenderContext context = g2.getFontRenderContext();
   Font f = new Font("Serif", Font.PLAIN, 72);
   Rectangle2D bounds = f.getStringBounds(message, context);
   scale = pf.getImageableHeight() / bounds.getHeight();
   double width = scale * bounds.getWidth();
   int pages = (int) Math.ceil(width / pf.getImageableWidth());
   return pages;
 }
コード例 #3
0
  private void drawPlot(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.setRenderingHint(
        RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    g2d.setColor(Color.white);
    g2d.fillRect(0, 0, getWidth(), getHeight());

    double activeWidth = getWidth() - leftMargin - rightMargin;
    double activeHeight = getHeight() - topMargin - bottomMargin;
    int bottomY = getHeight() - bottomMargin;
    int rightX = getWidth() - rightMargin;

    // draw data line
    int x1, x2, y1, y2;
    g2d.setColor(Color.red);
    for (int i = 1; i < numComponents; i++) {
      x1 = (int) (leftMargin + ((double) (i - 1) / (numComponents - 1)) * activeWidth);
      y1 = (int) (bottomY - (plotData[i - 1][plotIndex] * 10.0) / 1000 * activeHeight);
      x2 = (int) (leftMargin + ((double) (i) / (numComponents - 1)) * activeWidth);
      y2 = (int) (bottomY - (plotData[i][plotIndex] * 10) / 1000 * activeHeight);
      g2d.drawLine(x1, y1, x2, y2);
    }

    // draw data points
    int radius = 2;
    for (int i = 0; i < numComponents; i++) {
      x1 = (int) (leftMargin + ((double) (i) / (numComponents - 1)) * activeWidth);
      y1 = (int) (bottomY - (plotData[i][plotIndex] * 10.0) / 1000 * activeHeight);
      g2d.drawOval(x1 - radius - 1, y1 - radius - 1, 2 * radius + 2, 2 * radius + 2);
    }

    // draw axes
    g2d.setColor(Color.black);
    g2d.drawLine(leftMargin, bottomY, rightX, bottomY);
    g2d.drawLine(leftMargin, bottomY, leftMargin, topMargin);
    g2d.drawLine(leftMargin, topMargin, rightX, topMargin);
    g2d.drawLine(rightX, bottomY, rightX, topMargin);

    // draw ticks
    int tickSize = 4;
    for (int i = 1; i <= numComponents; i++) {
      x1 = (int) (leftMargin + ((double) (i - 1) / (numComponents - 1)) * activeWidth);
      g2d.drawLine(x1, bottomY, x1, bottomY + tickSize);
    }

    for (int i = 0; i <= 1000; i += 100) {
      y1 = (int) (bottomY - i / 1000.0 * activeHeight);
      g2d.drawLine(leftMargin, y1, leftMargin - tickSize, y1);
    }

    // labels
    DecimalFormat df = new DecimalFormat("#,###,###.###");
    Font font = new Font("SanSerif", Font.PLAIN, 11);
    FontMetrics metrics = g.getFontMetrics(font);
    int hgt, adv;
    hgt = metrics.getHeight();

    // x-axis labels
    String label;
    for (int i = 1; i <= numComponents; i++) {
      label = String.valueOf(i);
      x1 = (int) (leftMargin + ((double) (i - 1) / (numComponents - 1)) * activeWidth);
      adv = metrics.stringWidth(label) / 2;
      g2d.drawString(label, x1 - adv, bottomY + hgt + 4);
    }
    label = "Component";
    adv = metrics.stringWidth(label);
    int xAxisMidPoint = (int) (leftMargin + activeWidth / 2);
    g2d.drawString(label, xAxisMidPoint - adv / 2, bottomY + 2 * hgt + 6);

    // y-axis labels

    // rotate the font
    Font oldFont = g.getFont();
    Font f = oldFont.deriveFont(AffineTransform.getRotateInstance(-Math.PI / 2.0));
    g2d.setFont(f);

    int yAxisMidPoint = (int) (topMargin + activeHeight / 2);
    int offset;
    label = "Explained Variance (%)";
    offset = metrics.stringWidth("100.0") + 12 + hgt;
    adv = metrics.stringWidth(label);
    g2d.drawString(label, leftMargin - offset, yAxisMidPoint + adv / 2);

    // replace the rotated font.
    g2d.setFont(oldFont);

    df = new DecimalFormat("0.0");
    for (int i = 0; i <= 1000; i += 100) {
      label = df.format(i / 10);
      y1 = (int) (bottomY - i / 1000.0 * activeHeight);
      adv = metrics.stringWidth(label);
      g2d.drawString(label, leftMargin - adv - 12, y1 + hgt / 2);
    }

    // title

    // bold font
    oldFont = g.getFont();
    font = font = new Font("SanSerif", Font.BOLD, 12);
    g2d.setFont(font);

    label = "PCA Scree Plot";
    adv = metrics.stringWidth(label);
    g2d.drawString(label, getWidth() / 2 - adv / 2, topMargin - hgt - 5);

    g2d.setFont(oldFont);
  }