Example usage for java.awt.geom AffineTransform createTransformedShape

Introduction

In this page you can find the example usage for java.awt.geom AffineTransform createTransformedShape.

Prototype

public Shape createTransformedShape(Shape pSrc) 

Source Link

Document

Returns a new Shape object defined by the geometry of the specified Shape after it has been transformed by this transform.

Usage

From source file:net.sf.maltcms.common.charts.api.overlay.AbstractChartOverlay.java

/**
 *
 * @param entity// w ww.  jav  a 2s .  co  m
 * @param chartPanel
 * @param center
 * @return
 */
public static Shape toViewXY(Shape entity, ChartPanel chartPanel, Point2D center) {
    AffineTransform toPosition = getModelToViewTransformXY(chartPanel, center.getX(), center.getY());
    toPosition.concatenate(getTranslateInstance(-center.getX(), -center.getY()));
    return toPosition.createTransformedShape(entity);
}

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From source file:ShapeTransform.java

/**
 * Translates a given shape. Special care is taken to preserve the shape's
 * original class, if the shape is a rectangle or a line.
 * //from   ww w. j  a va2s  .c  om
 * @param s
 *          the shape
 * @param x
 *          the x coordinate where the shape is translated to
 * @param y
 *          the y coordinate where the shape is translated to
 * @return the translated shape
 */
public static Shape translateShape(final Shape s, final double x, final double y) {
    if (s instanceof RectangularShape) {
        final RectangularShape rect = (RectangularShape) s;
        final RectangularShape retval = (RectangularShape) rect.clone();
        retval.setFrame(retval.getX() + x, retval.getY() + y, retval.getWidth(), retval.getHeight());
        return retval;
    }
    if (s instanceof Line2D) {
        final Line2D line = (Line2D) s;
        final Line2D retval = (Line2D) line.clone();
        retval.setLine(retval.getX1() + x, retval.getY1() + y, retval.getX2() + x, retval.getY2() + y);
        return retval;
    }

    final AffineTransform af = AffineTransform.getTranslateInstance(x, y);
    return af.createTransformedShape(s);
}

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From source file:net.sf.maltcms.common.charts.api.overlay.AbstractChartOverlay.java

/**
 *
 * @param entity/*from  w ww.ja v a2s .com*/
 * @param chartPanel
 * @param dataset
 * @param seriesIndex
 * @param itemIndex
 * @return
 */
public static Shape toView(Shape entity, ChartPanel chartPanel, Dataset dataset, int seriesIndex,
        int itemIndex) {
    if (dataset instanceof XYDataset) {
        XYDataset xyds = (XYDataset) dataset;
        double x1 = xyds.getXValue(seriesIndex, itemIndex);
        double y1 = xyds.getYValue(seriesIndex, itemIndex);
        AffineTransform toPosition = getModelToViewTransformXY(chartPanel, x1, y1);
        toPosition.concatenate(
                getTranslateInstance(-entity.getBounds2D().getCenterX(), -entity.getBounds2D().getCenterY()));
        return toPosition.createTransformedShape(entity);
    } else if (dataset instanceof CategoryDataset) {
        CategoryDataset cds = (CategoryDataset) dataset;
        double y1 = cds.getValue(seriesIndex, itemIndex).doubleValue();
        AffineTransform toPosition = getModelToViewTransformCategory(chartPanel, itemIndex, y1);
        toPosition.concatenate(
                getTranslateInstance(-entity.getBounds2D().getCenterX(), -entity.getBounds2D().getCenterY()));
        return toPosition.createTransformedShape(entity);
    }
    throw new IllegalArgumentException("Unsupported dataset type: " + dataset.getClass());
}

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From source file:ShapeTransform.java

/**
 * Scales a given shape. The shape is first normalized, then scaled and
 * finally brought back into its original position.
 * //from   w  ww .  j a  va2 s .  c o  m
 * @param shape
 *          the shape to be scaled
 * @param scaleX
 *          the horizontal scaling factor
 * @param scaleY
 *          the vertical scaling factor
 * @return the scaled shape
 */
private static Shape performDefaultTransformation(final Shape shape, final double scaleX, final double scaleY) {
    /**
     * Apply the normalisation shape transform ... bring the shape to pos (0,0)
     */
    final Rectangle2D bounds = shape.getBounds2D();
    AffineTransform af = AffineTransform.getTranslateInstance(0 - bounds.getX(), 0 - bounds.getY());
    // apply normalisation translation ...
    Shape s = af.createTransformedShape(shape);

    af = AffineTransform.getScaleInstance(scaleX, scaleY);
    // apply scaling ...
    s = af.createTransformedShape(s);

    // now retranslate the shape to its original position ...
    af = AffineTransform.getTranslateInstance(bounds.getX(), bounds.getY());
    return af.createTransformedShape(s);
}

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From source file:de.bund.bfr.jung.JungUtils.java

static <V, E> Shape getTransformedEdgeShape(RenderContext<V, E> rc, Layout<V, E> layout, E e) {
    Graph<V, E> graph = layout.getGraph();
    edu.uci.ics.jung.graph.util.Pair<V> endpoints = graph.getEndpoints(e);
    V v1 = endpoints.getFirst();/*w w  w .ja  va  2 s.co  m*/
    V v2 = endpoints.getSecond();

    if (!rc.getEdgeIncludePredicate().evaluate(Context.<Graph<V, E>, E>getInstance(graph, e))
            || !rc.getVertexIncludePredicate().evaluate(Context.<Graph<V, E>, V>getInstance(graph, v1))
            || !rc.getVertexIncludePredicate().evaluate(Context.<Graph<V, E>, V>getInstance(graph, v2))) {
        return null;
    }

    Point2D p1 = rc.getMultiLayerTransformer().transform(Layer.LAYOUT, layout.transform(v1));
    Point2D p2 = rc.getMultiLayerTransformer().transform(Layer.LAYOUT, layout.transform(v2));
    float x1 = (float) p1.getX();
    float y1 = (float) p1.getY();
    float x2 = (float) p2.getX();
    float y2 = (float) p2.getY();
    Shape edgeShape = rc.getEdgeShapeTransformer().transform(Context.getInstance(graph, e));
    AffineTransform edgeShapeTransform = AffineTransform.getTranslateInstance(x1, y1);

    if (v1.equals(v2)) {
        Rectangle2D bounds = rc.getVertexShapeTransformer().transform(v1).getBounds2D();

        edgeShapeTransform.scale(bounds.getWidth(), bounds.getHeight());
        edgeShapeTransform.translate(0, -edgeShape.getBounds2D().getWidth() / 2);
    } else {
        float dx = x2 - x1;
        float dy = y2 - y1;

        edgeShapeTransform.rotate(Math.atan2(dy, dx));
        edgeShapeTransform.scale(Math.sqrt(dx * dx + dy * dy), 1.0);
    }

    return edgeShapeTransform.createTransformedShape(edgeShape);
}

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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);/*from   www.j a  v  a  2s. co  m*/
    po.addPoint(0, 10);
    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;
}

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From source file:RotateTransformed.java

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

    Ellipse2D e = new Ellipse2D.Double(0, 0, 80, 130);

    for (double i = 0; i < 360; i += 5) {
        AffineTransform at = AffineTransform.getTranslateInstance(400 / 2, 400 / 2);
        at.rotate(Math.toRadians(i));
        g2.draw(at.createTransformedShape(e));
    }//from ww  w.  ja va2s.  c  om
}

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From source file:Highlights.java

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

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

    String s = "Drag the text to highlight Java Source and Support.";
    Font font = new Font("Serif", Font.PLAIN, 32);

    if (textLayout == null) {
        FontRenderContext frc = g2.getFontRenderContext();
        textLayout = new TextLayout(s, font, frc);
    }//from  w  ww. j a  va2s .  com

    // Draw the highlight.
    if (firstHit != null && secondHit != null) {
        Shape base = textLayout.getLogicalHighlightShape(firstHit.getInsertionIndex(),
                secondHit.getInsertionIndex());
        AffineTransform at = AffineTransform.getTranslateInstance(x, y);
        Shape highlight = at.createTransformedShape(base);
        g2.setPaint(Color.white);
        g2.fill(highlight);
    }

    g2.setPaint(Color.black);
    textLayout.draw(g2, x, y);
}

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From source file:TextLayoutWithCarets.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);

    if (mInitialized == false)
        initialize(g2);// ww w.j av a 2  s  .  c om

    float x = 20, y = 80;
    mLayout.draw(g2, x, y);

    // Create a plain stroke and a dashed stroke.
    Stroke[] caretStrokes = new Stroke[2];
    caretStrokes[0] = new BasicStroke();
    caretStrokes[1] = new BasicStroke(1, BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND, 0, new float[] { 4, 4 },
            0);

    // Now draw the carets
    Shape[] carets = mLayout.getCaretShapes(mHit.getInsertionIndex());
    for (int i = 0; i < carets.length; i++) {
        if (carets[i] != null) {
            AffineTransform at = AffineTransform.getTranslateInstance(x, y);
            Shape shape = at.createTransformedShape(carets[i]);
            g2.setStroke(caretStrokes[i]);
            g2.draw(shape);
        }
    }
}

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From source file:RollingText.java

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

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

    String s = "Java Source and Support.";
    Font font = new Font("Serif", Font.PLAIN, 24);
    FontRenderContext frc = g2.getFontRenderContext();
    g2.translate(40, 80);// ww  w  .  j ava  2 s .  c om

    GlyphVector gv = font.createGlyphVector(frc, s);
    int length = gv.getNumGlyphs();
    for (int i = 0; i < length; i++) {
        Point2D p = gv.getGlyphPosition(i);
        double theta = (double) i / (double) (length - 1) * Math.PI / 4;
        AffineTransform at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
        at.rotate(theta);
        Shape glyph = gv.getGlyphOutline(i);
        Shape transformedGlyph = at.createTransformedShape(glyph);
        g2.fill(transformedGlyph);
    }
}

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