Example usage for java.awt Polygon addPoint

Introduction

In this page you can find the example usage for java.awt Polygon addPoint.

Prototype

public void addPoint(int x, int y) 

Source Link

Document

Appends the specified coordinates to this Polygon .

Usage

From source file:Main.java

public static void main(String[] argv) {
    JFrame f = new JFrame();
    f.setSize(400, 300);//from ww  w .  j  ava 2 s .c  om
    Polygon p = new Polygon();
    p.addPoint(10, 10);
    p.addPoint(100, 300);
    p.addPoint(300, 300);
    p.addPoint(10, 10);

    PolygonButton btn = new PolygonButton(p, "button");
    f.getContentPane().add(btn);
    WindowListener wndCloser = new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
            System.exit(0);
        }
    };
    f.addWindowListener(wndCloser);
    f.setVisible(true);
}

---

From source file:Main.java

/**
 * Draws a single arrow head//from  w ww  .ja  v a 2s  . co  m
 * 
 * @param aG
 *          the canvas to draw on;
 * @param aXpos
 *          the X position of the arrow head;
 * @param aYpos
 *          the (center) Y position of the arrow head;
 * @param aFactor
 *          +1 to have a left-facing arrow head, -1 to have a right-facing
 *          arrow head;
 * @param aArrowWidth
 *          the total width of the arrow head;
 * @param aArrowHeight
 *          the total height of the arrow head.
 */
public static final void drawArrowHead(final Graphics2D aG, final int aXpos, final int aYpos, final int aFactor,
        final int aArrowWidth, final int aArrowHeight) {
    final double halfHeight = aArrowHeight / 2.0;
    final int x1 = aXpos + (aFactor * aArrowWidth);
    final int y1 = (int) Math.ceil(aYpos - halfHeight);
    final int y2 = (int) Math.floor(aYpos + halfHeight);

    final Polygon arrowHead = new Polygon();
    arrowHead.addPoint(aXpos, aYpos);
    arrowHead.addPoint(x1, y1);
    arrowHead.addPoint(x1, y2);

    aG.fill(arrowHead);
}

---

From source file:Utils.java

public static Shape generatePolygon(int sides, int outsideRadius, int insideRadius) {

    if (sides < 3) {
        return new Ellipse2D.Float(0, 0, 10, 10);
    }// ww w . j av  a 2 s.com

    AffineTransform trans = new AffineTransform();
    Polygon poly = new Polygon();
    for (int i = 0; i < sides; i++) {
        trans.rotate(Math.PI * 2 / (float) sides / 2);
        Point2D out = trans.transform(new Point2D.Float(0, outsideRadius), null);
        poly.addPoint((int) out.getX(), (int) out.getY());
        trans.rotate(Math.PI * 2 / (float) sides / 2);
        if (insideRadius > 0) {
            Point2D in = trans.transform(new Point2D.Float(0, insideRadius), null);
            poly.addPoint((int) in.getX(), (int) in.getY());
        }
    }

    return poly;
}

---

From source file:fungus.VisualizerTransformers.java

public static Shape createRegularPolygon(int sides, int radius) {
    Polygon p = new Polygon();
    double a = 2 * Math.PI / sides;
    for (int i = 0; i < sides; i++)
        p.addPoint((int) (radius * Math.sin(a * i)), (int) (radius * -Math.cos(a * i)));
    return p;/* w w  w. j  av a  2  s  .com*/
}

---

From source file:ec.util.chart.swing.JTimeSeriesRendererSupport.java

private static Shape createShape(double x, double y, Rectangle2D hotspot) {
    Area result = new Area(new RoundRectangle2D.Double(hotspot.getX(), hotspot.getY(), hotspot.getWidth(),
            hotspot.getHeight(), 8, 8));

    boolean right = hotspot.getMinX() > x;

    Polygon po = new Polygon();
    po.addPoint(0, 0);
    po.addPoint(0, 10);/*from   www.java2 s.co m*/
    po.addPoint(10, 0);
    AffineTransform af = new AffineTransform();
    if (right) {
        af.translate(hotspot.getX() - 7, hotspot.getY() + hotspot.getHeight() / 2);
        af.rotate(-Math.PI / 4);
    } else {
        af.translate(hotspot.getMaxX() + 7, hotspot.getY() + hotspot.getHeight() / 2);
        af.rotate(Math.PI * 3 / 4);
    }

    Shape shape = af.createTransformedShape(po);
    result.add(new Area(shape));
    return result;
}

---

From source file:edu.ku.brc.ui.GraphicsUtils.java

/**
 * Draws an arrow from <code>(xCenter,yCenter)</code> to <code>(x,y)</code>.
 * Code stolen from http://forum.java.sun.com/thread.jspa?threadID=378460&tstart=135.
 * /*from w ww .j  a va2s  .c  om*/
 * @param g the graphics context to draw in
 * @param headSize the size of the arrow head
 * @param xCenter the x-coord of the arrow tail
 * @param yCenter the y-coord of the arrow tail
 * @param x the x-coord of the arrow head's tip
 * @param y the y-coord of the arrow head's tip
 * @param stroke the <code>Stroke</code> to use
 */
public static void drawArrow(Graphics g, int xCenter, int yCenter, int x, int y, int headSize, float stroke) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.addRenderingHints(hints);

    double aDir = Math.atan2(xCenter - x, yCenter - y);
    Stroke origStroke = g2d.getStroke();
    g2d.setStroke(new BasicStroke(stroke)); // make the arrow head solid even if dash pattern has been specified
    g2d.drawLine(x, y, xCenter, yCenter);
    Polygon tmpPoly = new Polygon();
    int i1 = 2 * headSize + (int) stroke; //(stroke * 2);
    int i2 = headSize + (int) stroke; // make the arrow head the same size regardless of the length length
    tmpPoly.addPoint(x, y); // arrow tip
    tmpPoly.addPoint(x + xCor(i1, aDir + .5), y + yCor(i1, aDir + .5));
    tmpPoly.addPoint(x + xCor(i2, aDir), y + yCor(i2, aDir));
    tmpPoly.addPoint(x + xCor(i1, aDir - .5), y + yCor(i1, aDir - .5));
    tmpPoly.addPoint(x, y); // arrow tip
    g2d.drawPolygon(tmpPoly);
    g2d.fillPolygon(tmpPoly); // remove this line to leave arrow head unpainted
    g2d.setStroke(origStroke);
}

---

From source file:RedBlueBox.java

public void paintComponent(Graphics g) {
    Insets insets = getInsets();/*  w  w  w .jav  a 2s . com*/
    int endX = getWidth() - insets.right;
    int endY = getHeight() - insets.bottom;
    // get the top-left corner
    int x = insets.left;
    int y = insets.top;

    g.setColor(Color.RED);
    Polygon p = new Polygon();
    p.addPoint(x, y);
    p.addPoint(endX, y);
    p.addPoint(x, endY);
    g.fillPolygon(p);
    g.setColor(Color.BLUE);
    p.reset();
    p.addPoint(endX, y);
    p.addPoint(x, endY);
    p.addPoint(endX, endY);
    g.fillPolygon(p);
}

---

From source file:DrawPolyPanel.java

public void paintComponent(Graphics g) {
    super.paintComponent(g);

    Polygon p = new Polygon();
    for (int i = 0; i < 5; i++)
        p.addPoint((int) (100 + 50 * Math.cos(i * 2 * Math.PI / 5)),
                (int) (100 + 50 * Math.sin(i * 2 * Math.PI / 5)));

    g.drawPolygon(p);//ww w  .j a  v  a2s .  c o  m

    Polygon s = new Polygon();
    for (int i = 0; i < 360; i++) {
        double t = i / 360.0;
        s.addPoint((int) (150 + 50 * t * Math.cos(8 * t * Math.PI)),
                (int) (150 + 50 * t * Math.sin(8 * t * Math.PI)));
    }
    g.drawPolygon(s);
}

---

From source file:Main.java

public void paint(Graphics g) {
    super.paintComponent(g);
    int radius = 40;
    int centerX = 50;
    int centerY = 100;

    Polygon p = new Polygon();
    centerX = 150;//from   www.  j av  a 2s  . com
    for (int i = 0; i < 5; i++)
        p.addPoint((int) (centerX + radius * Math.cos(i * 2 * Math.PI / 5)),
                (int) (centerY + radius * Math.sin(i * 2 * Math.PI / 5)));

    g.fillPolygon(p);

}

---

From source file:Test.java

License:asdf

private Polygon getPolygon() {
    int x1Points[] = { 0, 20, 100, 200, 330, 300, 200, 100 };
    int y1Points[] = { 100, 200, 310, 300, 200, 100, 10, 0 };
    Polygon polygon = new Polygon();
    for (int i = 0; i < y1Points.length; i++) {
        polygon.addPoint(x1Points[i], y1Points[i]);
    }//from  w  w  w.j a  v  a 2 s.com
    return polygon;
}

---

• «
• 1
• 2
• 3
• 4
• »