Example usage for java.awt Rectangle Rectangle

Introduction

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

Prototype

public Rectangle(Point p, Dimension d) 

Source Link

Document

Constructs a new Rectangle whose upper-left corner is specified by the Point argument, and whose width and height are specified by the Dimension argument.

Usage

From source file:Main.java

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

    Rectangle r = new Rectangle(new Point(10, 10), new Dimension(40, 40));

    g2.fill(r);//from  w ww .j  a  va 2  s. c  om

}

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From source file:Main.java

/**
 * Returns component bounds relative to another component.
 *
 * @param component/*from   w  ww .j  a v a  2 s . c o m*/
 *            component to process
 * @param relativeTo
 *            component relative to which bounds will be returned
 * @return component bounds relative to another component
 */
public static Rectangle getRelativeBounds(final Component component, final Component relativeTo) {
    return new Rectangle(getRelativeLocation(component, relativeTo), component.getSize());
}

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From source file:Main.java

public static void setPreferredGeometry(JFrame frame) {

    Toolkit tk = Toolkit.getDefaultToolkit();
    Dimension frameSize = frame.getPreferredSize();
    Dimension screenSize = tk.getScreenSize();

    if (frameSize.height > screenSize.height) {
        frameSize.height = screenSize.height;
    }/*ww w .j  a  v a2  s. c  o  m*/

    if (frameSize.width > screenSize.width) {
        frameSize.width = screenSize.width;
    }

    Point p = new Point((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);
    Rectangle rect = new Rectangle(p, frameSize);
    frame.setBounds(rect);
}

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From source file:AWTUtilities.java

/**
 * Packs and centers the given window relative to the given component. The
 * specified component may be <code>null</code>, in which case the window will
 * be centered on the screen. The method also makes sure that the target
 * window is fully visible by calling <code>forceToScreen</code>.
 *//*w  ww  .  j av a  2  s . co  m*/

public static void centerWindow(Window target, Component parent) {
    target.pack();

    Dimension size = target.getSize();
    Rectangle parentBounds = parent == null || !parent.isShowing() ? getUsableScreenBounds()
            : new Rectangle(parent.getLocationOnScreen(), parent.getSize());

    target.setLocation(parentBounds.x + (parentBounds.width - size.width) / 2,
            parentBounds.y + (parentBounds.height - size.height) / 2);

    forceToScreen(target);
}

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From source file:GeneralPathDemo.java

public void paintComponent(Graphics g) {
    // super.paintComponent(g);
    Graphics2D g2 = (Graphics2D) g;
    if (firstTime) {
        Dimension dim = getSize();
        int w = dim.width;
        int h = dim.height;
        oddShape = createPath();/*from w  w w. j  a  v a  2 s  . c o  m*/
        area = new Rectangle(w, h);
        bi = (BufferedImage) createImage(w, h);
        big = bi.createGraphics();
        big.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        firstTime = false;
    }

    // Clears the shape that was previously drawn.
    big.setColor(Color.white);
    big.fillRect(0, 0, area.width, area.height);

    big.setColor(Color.magenta);
    big.setStroke(new BasicStroke(3.0f));
    big.draw(oddShape);
    // Draws the buffered image to the screen.
    g2.drawImage(bi, 0, 0, this);

}

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From source file:Main.java

private static float getPercentageOnScreen(Point location, Dimension size, Rectangle screen) {
    Rectangle frameBounds = new Rectangle(location, size);
    Rectangle2D intersection = frameBounds.createIntersection(screen);
    int frameArea = size.width * size.height;
    int intersectionArea = (int) (intersection.getWidth() * intersection.getHeight());
    float percentage = (float) intersectionArea / frameArea;
    return percentage < 0 ? 0 : percentage;
}

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From source file:GUIUtils.java

/**
 * Centers <CODE>wind</CODE> within its parent. If it has no parent then
 * center within the screen. If centering would cause the title bar to go
 * above the parent (I.E. cannot see the titlebar and so cannot move the
 * window) then move the window down./*from   w  w  w .j a va  2  s. c  o m*/
 * 
 * @param wind
 *          The Window to be centered.
 * 
 * @throws IllegalArgumentException
 *           If <TT>wind</TT> is <TT>null</TT>.
 */
public static void centerWithinParent(Window wind) {
    if (wind == null) {
        throw new IllegalArgumentException("null Window passed");
    }
    final Container parent = wind.getParent();
    if (parent != null && parent.isVisible()) {
        center(wind, new Rectangle(parent.getLocationOnScreen(), parent.getSize()));
    } else {
        centerWithinScreen(wind);
    }
}

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From source file:org.dkpro.lab.reporting.ChartUtil.java

/**
 * Exports a JFreeChart to a SVG file.//from ww  w.  ja v  a 2 s .  c  om
 *
 * @param chart JFreeChart to export
 * @param aOS stream to write to.
 * @param aWidth width of the chart in pixels
 * @param aHeight height of the chart in pixels
 * @throws IOException if writing the svgFile fails.
 * @see <a href="http://dolf.trieschnigg.nl/jfreechart/">Saving JFreeChart as SVG vector images
 *      using Batik</a>
 */
public static void writeChartAsSVG(OutputStream aOS, JFreeChart chart, int aWidth, int aHeight)
        throws IOException {
    // Get a DOMImplementation and create an XML document
    DOMImplementation domImpl = GenericDOMImplementation.getDOMImplementation();
    Document document = domImpl.createDocument(null, "svg", null);

    // Create an instance of the SVG Generator
    SVGGraphics2D svgGenerator = new SVGGraphics2D(document);

    // draw the chart in the SVG generator
    chart.draw(svgGenerator, new Rectangle(aWidth, aHeight));

    // Write svg file
    Writer out = new OutputStreamWriter(aOS, "UTF-8");
    svgGenerator.stream(out, true /* use css */);
    out.flush();
    out.close();
}

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From source file:fr.gael.dhus.datastore.processing.impl.ProcessingUtils.java

/**
 * Cut the quicklook that have a big width/height ratio.
 * Each sub-part is dispatched on multiple bands.
 *
 * @param quick_look the quick_look to be cut
 * @param max_ratio the maximum ratio between quick_look width and height.
 * @param margin the margin between each band. default 5.
 *//*from  ww w. j a va2  s.  c  o m*/
public static RenderedImage cutQuickLook(RenderedImage input_image, double max_ratio, int margin) {
    ColorModel color_model = input_image.getColorModel();
    if ((color_model == null) && (input_image.getSampleModel() != null)) {
        color_model = ColorRenderer.createColorModel(input_image.getSampleModel());
    }

    BufferedImage quick_look;
    try {
        quick_look = PlanarImage.wrapRenderedImage(input_image).getAsBufferedImage(
                new Rectangle(input_image.getWidth(), input_image.getHeight()), color_model);
    } catch (Exception e) {
        logger.error("Problem getting buffered image.", e);
        throw new IllegalArgumentException("Problem getting buffered image", e);
    }

    if ((quick_look != null) && ((quick_look.getWidth() > 0) && (quick_look.getHeight() > 0))) {
        //Compute width/height ratio
        int ql_width = quick_look.getWidth();
        int ql_height = quick_look.getHeight();
        int ratio = (int) Math.sqrt(Math.max(ql_width, ql_height) / Math.min(ql_width, ql_height));

        //Check if the quicklook has a strong width/height ratio
        if ((ratio < max_ratio) || (ratio <= 1))
            return PlanarImage.wrapRenderedImage(quick_look);

        /**
         * Cut the wider side (width or height) into "ratio" bands.
         * Ex: If height = 3 * width then we cut 3 bands along columns
         *     So height' = height / 3   (extract 1 band / 3 from height)
         *        width'  = width  * 3   (dispatch 3 bands along lines)
         */
        int width = ql_width; //width of the bands
        int height = ql_height; //height of the bands

        if (ql_width < ql_height) //cut along height
        {
            width = (ql_width + margin) * ratio;
            height = ql_height / ratio;
        } else //cut along width
        {
            width = ql_width / ratio;
            height = (ql_height + margin) * ratio;
        }

        //Dispatch the sub-parts
        BufferedImage quick_look_cut = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        Graphics2D g2 = quick_look_cut.createGraphics();

        for (int k = 0; k < ratio; k++) {
            BufferedImage ql_band = null;
            //Dispatch on columns
            if (ql_width < ql_height) {
                ql_band = quick_look.getSubimage(0, (k * ql_height) / ratio, ql_width, ql_height / ratio);
                g2.drawImage(ql_band, null, k * (ql_width + margin), 0);
            }
            //Dispatch on lines
            else {
                ql_band = quick_look.getSubimage((k * ql_width) / ratio, 0, ql_width / ratio, ql_height);
                g2.drawImage(ql_band, null, 0, k * (ql_height + margin));
            }
        } //for each band

        g2.dispose();
        return PlanarImage.wrapRenderedImage(quick_look_cut);
    }
    return PlanarImage.wrapRenderedImage(quick_look);
}

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From source file:Main.java

ScreenCaptureRectangle(final BufferedImage screen) {
    BufferedImage screenCopy = new BufferedImage(screen.getWidth(), screen.getHeight(), screen.getType());
    JLabel screenLabel = new JLabel(new ImageIcon(screenCopy));
    JScrollPane screenScroll = new JScrollPane(screenLabel);

    screenScroll.setPreferredSize(new Dimension(300, 300));

    repaint(screen, screenCopy);/*ww  w .  j av a  2 s .c  om*/
    screenLabel.repaint();

    screenLabel.addMouseMotionListener(new MouseMotionAdapter() {
        Point start = new Point();

        @Override
        public void mouseMoved(MouseEvent me) {
            start = me.getPoint();
            repaint(screen, screenCopy);
            screenLabel.repaint();
        }

        @Override
        public void mouseDragged(MouseEvent me) {
            Point end = me.getPoint();
            captureRect = new Rectangle(start, new Dimension(end.x - start.x, end.y - start.y));
            repaint(screen, screenCopy);
            screenLabel.repaint();
        }
    });
    JOptionPane.showMessageDialog(null, screenScroll);
}

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