예제 #1
0
  public void paintComponent(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    String message = "Hello, World!";

    Font f = new Font("Serif", Font.BOLD, 36);
    g2.setFont(f);

    FontRenderContext context = g2.getFontRenderContext();
    Rectangle2D bounds = f.getStringBounds(message, context);

    double x = (getWidth() - bounds.getWidth()) / 2;
    double y = (getHeight() - bounds.getHeight()) / 2;

    double ascent = -bounds.getY();
    double baseY = y + ascent;

    g2.drawString(message, (int) x, (int) baseY);

    g2.setPaint(Color.LIGHT_GRAY);

    g2.draw(new Line2D.Double(x, baseY, x + bounds.getWidth(), baseY));
    Rectangle2D rect = new Rectangle2D.Double(x, y, bounds.getWidth(), bounds.getHeight());
    g2.draw(rect);
  }
예제 #2
0
 /**
  * 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;
 }
 protected void paintComponent(Graphics g) {
   super.paintComponent(g);
   Graphics2D g2 = (Graphics2D) g;
   g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
   int w = getWidth();
   int h = getHeight();
   // Draw ordinate.
   g2.draw(new Line2D.Double(Points, Points, Points, h - Points));
   // Draw abcissa.
   g2.draw(new Line2D.Double(Points, h - Points, w - Points, h - Points));
   // Draw labels.
   Font font = g2.getFont();
   FontRenderContext frc = g2.getFontRenderContext();
   LineMetrics lm = font.getLineMetrics("0", frc);
   float sh = lm.getAscent() + lm.getDescent();
   // Ordinate label.
   String s = "Strecke";
   float sy = Points + ((h - 2 * Points) - s.length() * sh) / 2 + lm.getAscent();
   for (int i = 0; i < s.length(); i++) {
     String letter = String.valueOf(s.charAt(i));
     float sw = (float) font.getStringBounds(letter, frc).getWidth();
     float sx = (Points - sw) / 2;
     g2.drawString(letter, sx, sy);
     sy += sh;
   }
   // Abcissa label.
   s = "Datum";
   sy = h - Points + (Points - sh) / 2 + lm.getAscent();
   float sw = (float) font.getStringBounds(s, frc).getWidth();
   float sx = (w - sw) / 2;
   g2.drawString(s, sx, sy);
   // Draw lines.
   double xInc = (double) (w - 2 * Points) / (data.length - 1);
   double scale = (double) (h - 2 * Points) / getMax();
   g2.setPaint(Color.green.darker());
   for (int i = 0; i < data.length - 1; i++) {
     double x1 = Points + i * xInc;
     double y1 = h - Points - scale * data[i];
     double x2 = Points + (i + 1) * xInc;
     double y2 = h - Points - scale * data[i + 1];
     g2.draw(new Line2D.Double(x1, y1, x2, y2));
   }
   // Mark data points.
   g2.setPaint(Color.red);
   for (int i = 0; i < data.length; i++) {
     double x = Points + i * xInc;
     double y = h - Points - scale * data[i];
     g2.fill(new Ellipse2D.Double(x - 2, y - 2, 4, 4));
   }
 }
예제 #4
0
  public void drawPage(Graphics2D g2, PageFormat pf, int page) {
    if (message.equals("")) return;
    page--; // account for cover page

    drawCropMarks(g2, pf);
    g2.clip(new Rectangle2D.Double(0, 0, pf.getImageableWidth(), pf.getImageableHeight()));
    g2.translate(-page * pf.getImageableWidth(), 0);
    g2.scale(scale, scale);
    FontRenderContext context = g2.getFontRenderContext();
    Font f = new Font("Serif", Font.PLAIN, 72);
    TextLayout layout = new TextLayout(message, f, context);
    AffineTransform transform = AffineTransform.getTranslateInstance(0, layout.getAscent());
    Shape outline = layout.getOutline(transform);
    g2.draw(outline);
  }
예제 #5
0
  private Shape generateShapeFromText() {
    Font font = new Font(fontFamily, Font.PLAIN, fontSize);
    BufferedImage img = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g2 = img.createGraphics();

    try {
      GlyphVector vect = font.createGlyphVector(g2.getFontRenderContext(), str);
      float dispX = x;
      float dispY = (float) (y - vect.getVisualBounds().getY());
      Shape shape = vect.getOutline(dispX, dispY);

      return shape;
    } finally {
      g2.dispose();
    }
  }
예제 #6
0
 protected float drawBoxedString(Graphics2D g2, String s, Color c1, Color c2, double x) {
   // Calculate the width of the string.
   FontRenderContext frc = g2.getFontRenderContext();
   TextLayout subLayout = new TextLayout(s, mFont, frc);
   float advance = subLayout.getAdvance();
   // Fill the background rectangle with a gradient.
   GradientPaint gradient = new GradientPaint((float) x, 0, c1, (float) (x + advance), 0, c2);
   g2.setPaint(gradient);
   Rectangle2D bounds = mLayout.getBounds();
   Rectangle2D back = new Rectangle2D.Double(x, 0, advance, bounds.getHeight());
   g2.fill(back);
   // Draw the string over the gradient rectangle.
   g2.setPaint(Color.white);
   g2.setFont(mFont);
   g2.drawString(s, (float) x, (float) -bounds.getY());
   return advance;
 }
예제 #7
0
 protected void drawText(Graphics2D g2) {
   // Find the bounds of the entire string.
   FontRenderContext frc = g2.getFontRenderContext();
   mLayout = new TextLayout(mMessage, mFont, frc);
   // Find the dimensions of this component.
   int width = getSize().width;
   int height = getSize().height;
   // Place the first full string, horizontally centered,
   //   at the bottom of the component.
   Rectangle2D bounds = mLayout.getBounds();
   double x = (width - bounds.getWidth()) / 2;
   double y = height - bounds.getHeight();
   drawString(g2, x, y, 0);
   // Now draw a second version, anchored to the right side
   //   of the component and rotated by -PI / 2.
   drawString(g2, width - bounds.getHeight(), y, -Math.PI / 2);
 }
예제 #8
0
파일: My29.java 프로젝트: Buzov/Java_lesson
  public void paintComponent(Graphics g) {
    // необходиом чтобы текст коректно отрисовывался в окне
    super.paintComponent(g);
    // рисуем текст в окне
    Graphics2D g2 = (Graphics2D) g;
    AffineTransform t = g2.getTransform();
    g.drawString("It is text", 5, 5);
    // создание шрифта
    Font f = new Font("SanasSerif", Font.ITALIC, 20);
    g2.setFont(f);
    g2.drawString("It is new text", 5, 33);
    String[] fontNames =
        GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames();
    for (int i = 5; i < 20; i++) {
      g2.rotate(-0.05);
      g2.setColor(
          new Color(
              (int) (Math.random() * 255),
              (int) (Math.random() * 255),
              (int) (Math.random() * 255)));
      Font f1 = new Font(fontNames[i], Font.BOLD, 20);
      g2.setFont(f1);
      g2.drawString(fontNames[i], 5, 20 * i);
    }
    // текст в центре

    g2.setTransform(t); // возращение к кординатам, которые запонилив начале
    Font f2 = new Font("SanasSerif", Font.ITALIC, 20);
    g2.setFont(f2);
    String s = "It is center!";
    FontRenderContext context = g2.getFontRenderContext();
    Rectangle2D r = f2.getStringBounds(s, context);
    double x1 = (getWidth() - r.getWidth()) / 2;
    double y1 = (getHeight() - r.getHeight()) / 2;
    double ascent = -r.getY(); // узнаем высоту текста
    double y2 = y1 + ascent;
    Rectangle2D rect = new Rectangle2D.Double(x1, y1, r.getWidth(), r.getHeight());
    g2.setColor(Color.YELLOW);
    g2.fill(rect);
    g2.setColor(Color.red);
    g2.drawString(s, (int) x1, (int) y2);
    g2.setColor(Color.blue);
    g2.draw(new Line2D.Double(x1, y2, x1 + r.getWidth(), y2));

    g2.draw(rect);
  }
예제 #9
0
  public void paintComponent(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    String message = "Hello, World!";

    Font f = new Font("Serif", Font.BOLD, 36);
    g2.setFont(f);

    // measure the size of the message

    FontRenderContext context = g2.getFontRenderContext();
    Rectangle2D bounds = f.getStringBounds(message, context);

    // set (x,y) = top left corner of text

    double x = (getWidth() - bounds.getWidth()) / 2;
    double y = (getHeight() - bounds.getHeight()) / 2;

    // add ascent to y to reach the baseline

    double ascent = -bounds.getY();
    double baseY = y + ascent;

    // draw the message

    g2.drawString(message, (int) x, (int) baseY);

    g2.setPaint(Color.LIGHT_GRAY);

    // draw the baseline

    g2.draw(new Line2D.Double(x, baseY, x + bounds.getWidth(), baseY));

    // draw the enclosing rectangle

    Rectangle2D rect = new Rectangle2D.Double(x, y, bounds.getWidth(), bounds.getHeight());
    g2.draw(rect);
  }
  public void paintValue(Graphics g, Rectangle box) {
    Graphics2D g2 = (Graphics2D) g;
    g2.setRenderingHint(
        RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    double[] values = (double[]) getValue();
    StringBuilder s = new StringBuilder();
    for (int i = 0; i < 3; i++) {
      if (values.length > i) s.append(values[i]);
      if (values.length > i + 1) s.append(", ");
    }
    if (values.length > 3) s.append("...");

    g2.setPaint(Color.white);
    g2.fill(box);
    g2.setPaint(Color.black);
    FontRenderContext context = g2.getFontRenderContext();
    Rectangle2D stringBounds = g2.getFont().getStringBounds(s.toString(), context);
    double w = stringBounds.getWidth();
    double x = box.x;
    if (w < box.width) x += (box.width - w) / 2;
    double ascent = -stringBounds.getY();
    double y = box.y + (box.height - stringBounds.getHeight()) / 2 + ascent;
    g2.drawString(s.toString(), (float) x, (float) y);
  }
예제 #11
0
  protected void paintComponent(Graphics g) {
    super.paintComponent(g);
    Graphics2D g2 = (Graphics2D) g;
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    int w = getWidth();
    int h = getHeight();
    double xScale = (w - 2 * PAD) / (xMax - xMin);
    double yScale = (h - 2 * PAD) / (yMax - yMin);
    if (firstTime) System.out.printf("xScale = %.1f  yScale = %.1f%n", xScale, yScale);
    Point2D.Double origin = new Point2D.Double(); // Axes origin.
    Point2D.Double offset = new Point2D.Double(); // Locate data.
    if (xMax < 0) {
      origin.x = w - PAD;
      offset.x = origin.x - xScale * xMax;
    } else if (xMin < 0) {
      origin.x = PAD - xScale * xMin;
      offset.x = origin.x;
    } else {
      origin.x = PAD;
      offset.x = PAD - xScale * xMin;
    }
    if (yMax < 0) {
      origin.y = h - PAD;
      offset.y = origin.y - yScale * yMax;
    } else if (yMin < 0) {
      origin.y = PAD - yScale * yMin;
      offset.y = origin.y;
    } else {
      origin.y = PAD;
      offset.y = PAD - yScale * yMin;
    }
    if (firstTime) {
      System.out.printf("origin = [%6.1f, %6.1f]%n", origin.x, origin.y);
      System.out.printf("offset = [%6.1f, %6.1f]%n", offset.x, offset.y);
    }

    // Draw abcissa.
    g2.draw(new Line2D.Double(PAD, origin.y, w - PAD, origin.y));
    // Draw ordinate.
    g2.draw(new Line2D.Double(origin.x, PAD, origin.x, h - PAD));
    g2.setPaint(Color.red);
    // Mark origin.
    g2.fill(new Ellipse2D.Double(origin.x - 2, origin.y - 2, 4, 4));

    // Plot data.
    g2.setPaint(Color.blue);
    for (int i = 0; i < x.length; i++) {
      double x1 = offset.x + xScale * x[i];
      double y1 = offset.y + yScale * y[i];
      if (firstTime) System.out.printf("i = %d  x1 = %6.1f  y1 = %.1f%n", i, x1, y1);
      g2.fill(new Ellipse2D.Double(x1 - 2, y1 - 2, 4, 4));
      g2.drawString(String.valueOf(i), (float) x1 + 3, (float) y1 - 3);
    }

    // Draw extreme data values.
    g2.setPaint(Color.black);
    Font font = g2.getFont();
    FontRenderContext frc = g2.getFontRenderContext();
    LineMetrics lm = font.getLineMetrics("0", frc);
    String s = String.format("%.1f", xMin);
    float width = (float) font.getStringBounds(s, frc).getWidth();
    double x = offset.x + xScale * xMin;
    g2.drawString(s, (float) x, (float) origin.y + lm.getAscent());
    s = String.format("%.1f", xMax);
    width = (float) font.getStringBounds(s, frc).getWidth();
    x = offset.x + xScale * xMax;
    g2.drawString(s, (float) x - width, (float) origin.y + lm.getAscent());
    s = String.format("%.1f", yMin);
    width = (float) font.getStringBounds(s, frc).getWidth();
    double y = offset.y + yScale * yMin;
    g2.drawString(s, (float) origin.x + 1, (float) y + lm.getAscent());
    s = String.format("%.1f", yMax);
    width = (float) font.getStringBounds(s, frc).getWidth();
    y = offset.y + yScale * yMax;
    g2.drawString(s, (float) origin.x + 1, (float) y);
    if (firstTime) System.out.println("------------------------------");
    firstTime = false;
  }
예제 #12
0
 // also clip, transform, composite,
 // public boolean isOpaque(){return false;}//theOpaque!=null&&theOpaque;}
 // ---------------------------------------------------------
 private void doPaint(Graphics2D g, int s, Object o) {
   // process an operation from the buffer
   // System.out.println(s);
   Object o1 = null,
       o2 = null,
       o3 = null,
       o4 = null,
       o5 = null,
       o6 = null,
       o7 = null,
       o8 = null,
       o9 = null,
       o10 = null,
       o11 = null;
   if (o instanceof Object[]) {
     Object[] a = (Object[]) o;
     if (a.length > 0) o1 = a[0];
     if (a.length > 1) o2 = a[1];
     if (a.length > 2) o3 = a[2];
     if (a.length > 3) o4 = a[3];
     if (a.length > 4) o5 = a[4];
     if (a.length > 5) o6 = a[5];
     if (a.length > 6) o7 = a[6];
     if (a.length > 7) o8 = a[7];
     if (a.length > 8) o9 = a[8];
     if (a.length > 9) o10 = a[9];
     if (a.length > 10) o11 = a[10];
   }
   switch (s) {
     case clear:
       paintBackground(g, theBackground);
       break;
       // public void addRenderingHints(Map<?,?> hints)
       // {toBuffer("addRenderingHints",hints );}
     case addRenderingHints:
       g.addRenderingHints((Map<?, ?>) o);
       break;
     case clip1:
       g.clip((Shape) o);
       break;
     case draw1:
       g.draw((Shape) o);
       break;
     case draw3DRect:
       g.draw3DRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Boolean) o5);
       break;
     case drawGlyphVector:
       g.drawGlyphVector((GlyphVector) o1, (Float) o2, (Float) o3);
       break;
     case drawImage1:
       g.drawImage((BufferedImage) o1, (BufferedImageOp) o2, (Integer) o3, (Integer) o4);
       break;
     case drawImage2:
       g.drawImage((Image) o1, (AffineTransform) o2, (ImageObserver) o3);
       break;
     case drawRenderableImage:
       g.drawRenderableImage((RenderableImage) o1, (AffineTransform) o2);
       break;
     case drawRenderedImage:
       g.drawRenderedImage((RenderedImage) o1, (AffineTransform) o2);
       break;
     case drawString1:
       g.drawString((AttributedCharacterIterator) o1, (Float) o2, (Float) o3);
       break;
     case drawString2:
       g.drawString((AttributedCharacterIterator) o1, (Integer) o2, (Integer) o3);
       break;
     case drawString3:
       g.drawString((String) o1, (Float) o2, (Float) o3);
       break;
     case drawString4:
       g.drawString((String) o1, (Integer) o2, (Integer) o3);
       break;
     case fill:
       g.fill((Shape) o);
       break;
     case fill3DRect:
       g.fill3DRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Boolean) o5);
       break;
     case rotate1:
       g.rotate((Double) o);
       break;
     case rotate2:
       g.rotate((Double) o1, (Double) o2, (Double) o3);
       break;
     case scale1:
       g.scale((Double) o1, (Double) o2);
       break;
     case setBackground:
       g.setBackground(
           (Color) o); // paintBackground(g,(Color)o); /*super.setBackground((Color)o) ;*/
       break;
     case setComposite:
       g.setComposite((Composite) o);
       break;
     case setPaint:
       g.setPaint((Paint) o);
       break;
     case setRenderingHint:
       g.setRenderingHint((RenderingHints.Key) o1, o2);
       break;
     case setRenderingHints:
       g.setRenderingHints((Map<?, ?>) o);
       break;
     case setStroke:
       g.setStroke((Stroke) o);
       break;
     case setTransform:
       g.setTransform(makeTransform(o));
       break;
     case shear:
       g.shear((Double) o1, (Double) o2);
       break;
     case transform1:
       g.transform(makeTransform(o));
       break;
     case translate1:
       g.translate((Double) o1, (Double) o2);
       break;
     case translate2:
       g.translate((Integer) o1, (Integer) o2);
       break;
     case clearRect:
       g.clearRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case copyArea:
       g.copyArea(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case drawArc:
       g.drawArc(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case drawBytes:
       g.drawBytes((byte[]) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5);
       break;
     case drawChars:
       g.drawChars((char[]) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5);
       break;
     case drawImage4:
       g.drawImage((Image) o1, (Integer) o2, (Integer) o3, (Color) o4, (ImageObserver) o5);
       break;
     case drawImage5:
       g.drawImage((Image) o1, (Integer) o2, (Integer) o3, (ImageObserver) o4);
       break;
     case drawImage6:
       g.drawImage(
           (Image) o1,
           (Integer) o2,
           (Integer) o3,
           (Integer) o4,
           (Integer) o5,
           (Color) o6,
           (ImageObserver) o7);
       break;
     case drawImage7:
       g.drawImage(
           (Image) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (ImageObserver) o6);
       break;
     case drawImage8:
       g.drawImage(
           (Image) o1,
           (Integer) o2,
           (Integer) o3,
           (Integer) o4,
           (Integer) o5,
           (Integer) o6,
           (Integer) o7,
           (Integer) o8,
           (Integer) o9,
           (Color) o10,
           (ImageObserver) o11);
       break;
     case drawImage9:
       g.drawImage(
           (Image) o1,
           (Integer) o2,
           (Integer) o3,
           (Integer) o4,
           (Integer) o5,
           (Integer) o6,
           (Integer) o7,
           (Integer) o8,
           (Integer) o9,
           (ImageObserver) o10);
       break;
     case drawLine:
       g.drawLine((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case drawOval:
       g.drawOval((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case drawPolygon1:
       g.drawPolygon((int[]) o1, (int[]) o2, (Integer) o3);
       break;
     case drawPolygon2:
       g.drawPolygon((Polygon) o);
       break;
     case drawPolyline:
       g.drawPolyline((int[]) o1, (int[]) o2, (Integer) o3);
       break;
     case drawRect:
       g.drawRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case drawRoundRect:
       g.drawRoundRect(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case fillArc:
       g.fillArc(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case fillOval:
       g.fillOval((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
       // {toBuffer("fillPolygon",mkArg(xPoints,  yPoints, nPoints) );}
     case fillPolygon1:
       g.fillPolygon((int[]) o1, (int[]) o2, (Integer) o3);
       break;
     case fillPolygon2:
       g.fillPolygon((Polygon) o);
       break;
     case fillRect:
       g.fillRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case fillRoundRect:
       g.fillRoundRect(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case setClip1:
       g.setClip((Shape) o);
       break;
     case setColor:
       g.setColor((Color) o);
       break;
     case setFont:
       g.setFont((Font) o);
       break;
     case setPaintMode:
       g.setPaintMode();
       break;
     case setXORMode:
       g.setXORMode((Color) o);
       break;
     case opaque:
       super.setOpaque((Boolean) o);
       break;
     case drawOutline: // g.drawString((String)o1, (Integer)o2, (Integer)o3) ;break;
       {
         FontRenderContext frc = g.getFontRenderContext();
         TextLayout tl = new TextLayout((String) o1, g.getFont(), frc);
         Shape s1 = tl.getOutline(null);
         AffineTransform af = g.getTransform();
         g.translate((Integer) o2, (Integer) o3);
         g.draw(s1);
         g.setTransform(af);
       }
       ;
       break;
     default:
       System.out.println("Unknown image operation " + s);
   }
 }
예제 #13
0
 /** [Advanced] */
 public FontRenderContext getFontRenderContext() {
   Graphics2D g = getG();
   return g == null ? null : g.getFontRenderContext();
 }