Example usage for java.awt Graphics2D draw

Introduction

In this page you can find the example usage for java.awt Graphics2D draw.

Prototype

public abstract void draw(Shape s);

Source Link

Document

Strokes the outline of a Shape using the settings of the current Graphics2D context.

Usage

From source file:org.tros.logo.swing.LogoPanel.java

@Override
public void setXY(final double x, final double y) {
    Drawable command = new Drawable() {

        @Override//from w  w w.j ava  2s.c  o  m
        public void draw(Graphics2D g2, TurtleState turtleState) {
            double x2 = (turtleState.width > 0 ? turtleState.width : getWidth()) / 2.0 + x;
            double y2 = (turtleState.height > 0 ? turtleState.height : getHeight()) / 2.0 + y;

            if (!turtleState.penup) {
                g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
                g2.draw(new Line2D.Double(turtleState.penX, turtleState.penY, x2, y2));
            }
            turtleState.penX = x2;
            turtleState.penY = y2;
        }

        @Override
        public void addListener(DrawListener listener) {
        }

        @Override
        public void removeListener(DrawListener listener) {
        }

        @Override
        public Drawable cloneDrawable() {
            return this;
        }
    };
    submitCommand(command);
}

---

From source file:net.sf.fspdfs.chartthemes.spring.ScaledDialValueIndicator.java

/**
 * Draws the background to the specified graphics device.  If the dial
 * frame specifies a window, the clipping region will already have been
 * set to this window before this method is called.
 *
 * @param g2  the graphics device (<code>null</code> not permitted).
 * @param plot  the plot (ignored here).
 * @param frame  the dial frame (ignored here).
 * @param view  the view rectangle (<code>null</code> not permitted).
 *///from w w  w.  j a  va 2s .c  o  m
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    // work out the anchor point
    Rectangle2D f = DialPlot.rectangleByRadius(frame, getRadius(), this.getRadius());
    Arc2D arc = new Arc2D.Double(f, this.getAngle(), 0.0, Arc2D.OPEN);
    Point2D pt = arc.getStartPoint();

    // calculate the bounds of the template value
    FontMetrics fm = g2.getFontMetrics(this.getFont());
    String s = this.getNumberFormat().format(this.getTemplateValue());
    Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm);

    // align this rectangle to the frameAnchor
    Rectangle2D bounds = RectangleAnchor.createRectangle(new Size2D(tb.getWidth(), tb.getHeight()), pt.getX(),
            pt.getY(), this.getFrameAnchor());

    // add the insets
    Rectangle2D fb = this.getInsets().createOutsetRectangle(bounds);

    // draw the background
    g2.setPaint(this.getBackgroundPaint());
    g2.fill(fb);

    // draw the border
    g2.setStroke(this.getOutlineStroke());
    g2.setPaint(this.getOutlinePaint());
    g2.draw(fb);

    // now find the text anchor point
    String valueStr = this.getNumberFormat()
            .format(ChartThemesUtilities.getScaledValue(plot.getValue(this.getDatasetIndex()), scale));
    Point2D pt2 = RectangleAnchor.coordinates(bounds, this.getValueAnchor());
    g2.setPaint(this.getPaint());
    g2.setFont(this.getFont());
    TextUtilities.drawAlignedString(valueStr, g2, (float) pt2.getX(), (float) pt2.getY(), this.getTextAnchor());

}

---

From source file:Main.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    int cx = getSize().width / 2;
    int cy = getSize().height / 2;

    g2.translate(cx, cy);/* w  w w. ja  va  2  s . com*/
    g2.rotate(theta * Math.PI / 180);

    Shape oldClip = g2.getClip();
    Shape e = new Ellipse2D.Float(-cx, -cy, cx * 2, cy * 2);
    g2.clip(e);

    Shape c = new Ellipse2D.Float(-cx, -cy, cx * 3 / 4, cy * 2);
    g2.setPaint(new GradientPaint(40, 40, Color.blue, 60, 50, Color.white, true));
    g2.fill(c);

    g2.setPaint(Color.yellow);
    g2.fillOval(cx / 4, 0, cx, cy);

    g2.setClip(oldClip);

    g2.setFont(new Font("Times New Roman", Font.PLAIN, 64));
    g2.setPaint(new GradientPaint(-cx, 0, Color.red, cx, 0, Color.black, false));
    g2.drawString("Hello, 2D!", -cx * 3 / 4, cy / 4);

    AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, (float) .75);
    g2.setComposite(ac);

    Shape r = new RoundRectangle2D.Float(0, -cy * 3 / 4, cx * 3 / 4, cy * 3 / 4, 20, 20);
    g2.setStroke(new BasicStroke(4));
    g2.setPaint(Color.magenta);
    g2.fill(r);
    g2.setPaint(Color.green);
    g2.draw(r);

    g2.drawImage(image, -cx / 2, -cy / 2, this);
}

---

From source file:net.sf.jasperreports.chartthemes.spring.ScaledDialValueIndicator.java

/**
 * Draws the background to the specified graphics device.  If the dial
 * frame specifies a window, the clipping region will already have been
 * set to this window before this method is called.
 *
 * @param g2  the graphics device (<code>null</code> not permitted).
 * @param plot  the plot (ignored here).
 * @param frame  the dial frame (ignored here).
 * @param view  the view rectangle (<code>null</code> not permitted).
 *///  w  w w  . ja v  a 2 s  .  c  om
@Override
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    // work out the anchor point
    Rectangle2D f = DialPlot.rectangleByRadius(frame, getRadius(), this.getRadius());
    Arc2D arc = new Arc2D.Double(f, this.getAngle(), 0.0, Arc2D.OPEN);
    Point2D pt = arc.getStartPoint();

    // calculate the bounds of the template value
    FontMetrics fm = g2.getFontMetrics(this.getFont());
    String s = this.getNumberFormat().format(this.getTemplateValue());
    Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm);

    // align this rectangle to the frameAnchor
    Rectangle2D bounds = RectangleAnchor.createRectangle(new Size2D(tb.getWidth(), tb.getHeight()), pt.getX(),
            pt.getY(), this.getFrameAnchor());

    // add the insets
    Rectangle2D fb = this.getInsets().createOutsetRectangle(bounds);

    // draw the background
    g2.setPaint(this.getBackgroundPaint());
    g2.fill(fb);

    // draw the border
    g2.setStroke(this.getOutlineStroke());
    g2.setPaint(this.getOutlinePaint());
    g2.draw(fb);

    // now find the text anchor point
    String valueStr = this.getNumberFormat()
            .format(ChartThemesUtilities.getScaledValue(plot.getValue(this.getDatasetIndex()), scale));
    Point2D pt2 = RectangleAnchor.coordinates(bounds, this.getValueAnchor());
    g2.setPaint(this.getPaint());
    g2.setFont(this.getFont());
    TextUtilities.drawAlignedString(valueStr, g2, (float) pt2.getX(), (float) pt2.getY(), this.getTextAnchor());

}

---

From source file:org.eurocarbdb.application.glycoworkbench.plugin.SpectraPanel.java

public void mouseReleased(MouseEvent e) {
    if (MouseUtils.isPopupTrigger(e)) {
        // clear all
        if (zoom_rectangle != null) {
            Graphics2D g2 = (Graphics2D) getGraphics();
            g2.setXORMode(java.awt.Color.gray);
            g2.draw(zoom_rectangle);
            g2.dispose();//from w w w.  jav  a 2  s  .c o  m
        }
        mouse_start_point = null;
        zoom_rectangle = null;

        // open popup
        current_peak = findPeakAt(e.getPoint());
        enforceSelection(current_peak);
        createPopupMenu(current_peak != null).show(theChartPanel, e.getX(), e.getY());
    } else {
        if (zoom_rectangle != null && mouse_start_point != null) {
            if (Math.abs(e.getX() - mouse_start_point.getX()) > 10) {
                //if( e.getX() < mouse_start_point.getX() ) {
                // unzoom all
                //    onZoomNone();
                //}
                //else {        

                // zoom area           
                double start_x = Math.min(e.getX(), mouse_start_point.getX());
                double end_x = Math.max(e.getX(), mouse_start_point.getX());

                Rectangle2D data_area = theChartPanel.getScreenDataArea((int) start_x,
                        (int) mouse_start_point.getY());

                double new_lower_bound = screenToDataCoordX(start_x);
                double new_upper_bound = screenToDataCoordX(Math.min(end_x, data_area.getMaxX()));
                thePlot.getDomainAxis().setRange(new Range(new_lower_bound, new_upper_bound));
            } else {
                // clear rectangle
                Graphics2D g2 = (Graphics2D) getGraphics();
                g2.setXORMode(java.awt.Color.gray);
                g2.draw(zoom_rectangle);
                g2.dispose();
            }
        }

        // restore zooming
        if (!was_moving && is_moving)
            onActivateZooming();

        zoom_rectangle = null;
        mouse_start_point = null;
    }
}

---

From source file:business.ImageManager.java

public ImageIcon getArrow(double angle) {
    BufferedImage img = new BufferedImage(40, 40, BufferedImage.TRANSLUCENT);
    Graphics2D big = img.createGraphics();
    //setup para os rastros
    big.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    big.setStroke(/*from   w  w  w . j  a va  2  s  .c o  m*/
            new BasicStroke(2f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND, 1f, new float[] { 5f }, 0f));
    big.setColor(Color.red);

    int cx = this.getYellowBall().getIconWidth() / 2;
    int cy = this.getYellowBall().getIconHeight() / 2;
    AffineTransform at = AffineTransform.getTranslateInstance(cx, cy);
    at.rotate(Math.toRadians(angle));
    //        at.scale(2.0, 2.0);
    Shape shape = at.createTransformedShape(createArrow());
    big.setPaint(Color.red);
    big.draw(shape);
    ImageIcon ret = new ImageIcon(img);
    return (ret);
    //        tenta com o icone...angle.
}

---

From source file:business.ImageManager.java

private void doDrawPathOrdemArmy(Graphics2D big, Point ori, Point dest, Color color) {
    //setup para os rastros
    big.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    big.setComposite(alcom);//from   www .  j  ava2  s.  c  o  m
    big.setStroke(new BasicStroke(3f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND, 1f,
            new float[] { 3f, 5f, 7f, 5f, 11f, 5f, 15f, 5f, 21f, 5f, 27f, 5f, 33f, 5f }, 0f));
    big.setColor(color);
    //draw path
    Path2D.Double path = new Path2D.Double();
    path.moveTo(ori.getX(), ori.getY());
    path.curveTo(dest.getX() + 10, dest.getY() - 10, dest.getX() - 10, dest.getY() + 10, dest.getX(),
            dest.getY());

    //draw on graph
    big.draw(path);
}

---

From source file:org.openmeetings.app.data.record.BatikMethods.java

public void drawThickLine2DPaint(Graphics2D g2d, double x1, double y1, double x2, double y2, int width, Color c,
        double xObj, double yObj, float alpha) throws Exception {
    g2d.setPaint(c);/*from w ww  .ja  va2 s .  c o  m*/

    int[] rules = new int[8];

    //all possible Compositing Rules:
    rules[0] = AlphaComposite.SRC_OVER;
    rules[1] = AlphaComposite.DST_OVER;
    rules[2] = AlphaComposite.CLEAR;
    rules[3] = AlphaComposite.SRC;
    rules[4] = AlphaComposite.SRC_IN;
    rules[5] = AlphaComposite.DST_IN;
    rules[6] = AlphaComposite.SRC_OUT;
    rules[7] = AlphaComposite.DST_OUT;

    g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC, alpha));
    g2d.setStroke(new BasicStroke(width, BasicStroke.CAP_ROUND, BasicStroke.JOIN_BEVEL));
    Line2D line = new Line2D.Double(x1, y1, x2, y2);
    g2d.draw(line);
}

---

From source file:com.github.lindenb.jvarkit.tools.misc.BamCmpCoverage.java

private void paint(Graphics2D g, BitDepthMatrix matrix) {
    final Line2D.Double segment = new Line2D.Double();
    for (int i = 0; i < matrix.owner.bitSize; ++i) {
        for (int j = 0; j < matrix.owner.bitSize; ++j) {
            if (!matrix.getXY(i, j))
                continue;

            double x = this.marginWidth + matrix.sample_x * this.sampleWidth;
            x += this.sampleWidth * (i) / ((double) matrix.owner.bitSize);

            double y = this.marginWidth + matrix.sample_y * this.sampleWidth;
            y += this.sampleWidth * (j) / ((double) matrix.owner.bitSize);

            segment.x1 = x;/*www. j  a  v  a  2 s . c  o  m*/
            segment.y1 = y;
            segment.x2 = x + 0.01;
            segment.y2 = y + 0.01;
            g.draw(segment);
        }
    }
}

---

From source file:business.ImageManager.java

private void doDrawPathOrdem(Graphics2D big, Point ori, Point dest, Color color) {
    //setup para os rastros
    big.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    big.setStroke(new BasicStroke(1.75f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND, 1f,
            new float[] { 3f, 5f, 7f, 5f, 11f, 5f, 15f, 5f, 21f, 5f, 27f, 5f, 33f, 5f }, 0f));
    big.setColor(color);//from ww w.  j  a  va 2  s .  co  m
    //draw path
    Path2D.Double path = new Path2D.Double();
    path.moveTo(ori.getX(), ori.getY());
    path.curveTo(dest.getX() - 20, dest.getY() + 20, dest.getX() + 20, dest.getY() - 20, dest.getX() + 12,
            dest.getY());
    //path.lineTo(dest.getX(), dest.getY());

    //draw on graph
    big.draw(path);
}

---

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