java.awt.geom.NoninvertibleTransformException Java Examples

/**
 * Change the dtx for the strike refs we use.  Keeps a reference to the at.  At
 * must not contain translation.
 * Called by setRenderTransform, setDTX, initFontData.
 */
private final void resetDTX(AffineTransform at) {
    fsref = null;
    dtx = at;
    invdtx = null;
    if (!dtx.isIdentity()) {
        try {
            invdtx = dtx.createInverse();
        }
        catch (NoninvertibleTransformException e) {
            // we needn't care for rendering
        }
    }
    if (gti != null) {
        gti.strikesRef = null;
    }
}
 

@Override
public Shape getClip() {
	if (clipping == null)
		return null;

	try {
		Area area = new Area(clipping);
		area.transform(transform.createInverse());
		if (area.isRectangular())
			return area.getBounds2D();
		return area;
	} catch (NoninvertibleTransformException t) {
		RuntimeException e2 = new RuntimeException();
		e2.initCause(t);
		throw e2;
	}
}
 

/**
 * Change the dtx for the strike refs we use.  Keeps a reference to the at.  At
 * must not contain translation.
 * Called by setRenderTransform, setDTX, initFontData.
 */
private final void resetDTX(AffineTransform at) {
    fsref = null;
    dtx = at;
    invdtx = null;
    if (!dtx.isIdentity()) {
        try {
            invdtx = dtx.createInverse();
        }
        catch (NoninvertibleTransformException e) {
            // we needn't care for rendering
        }
    }
    if (gti != null) {
        gti.strikesRef = null;
    }
}
 

/**
 * !!! not used currently, but might be by getPixelbounds?
 */
public void pixellate(FontRenderContext renderFRC, Point2D loc, Point pxResult) {
    if (renderFRC == null) {
        renderFRC = frc;
    }

    // it is a total pain that you have to copy the transform.

    AffineTransform at = renderFRC.getTransform();
    at.transform(loc, loc);
    pxResult.x = (int)loc.getX(); // but must not behave oddly around zero
    pxResult.y = (int)loc.getY();
    loc.setLocation(pxResult.x, pxResult.y);
    try {
        at.inverseTransform(loc, loc);
    }
    catch (NoninvertibleTransformException e) {
        throw new IllegalArgumentException("must be able to invert frc transform");
    }
}
 

private static AffineTransform extractRotation(Point2D.Double pt,
    AffineTransform tx, boolean andTranslation) {

    tx.deltaTransform(pt, pt);
    AffineTransform rtx = AffineTransform.getRotateInstance(pt.x, pt.y);

    try {
        AffineTransform rtxi = rtx.createInverse();
        double dx = tx.getTranslateX();
        double dy = tx.getTranslateY();
        tx.preConcatenate(rtxi);
        if (andTranslation) {
            if (dx != 0 || dy != 0) {
                tx.setTransform(tx.getScaleX(), tx.getShearY(),
                                tx.getShearX(), tx.getScaleY(), 0, 0);
                rtx.setTransform(rtx.getScaleX(), rtx.getShearY(),
                                 rtx.getShearX(), rtx.getScaleY(), dx, dy);
            }
        }
    }
    catch (NoninvertibleTransformException e) {
        return null;
    }
    return rtx;
}
 

/**
 * Change the dtx for the strike refs we use.  Keeps a reference to the at.  At
 * must not contain translation.
 * Called by setRenderTransform, setDTX, initFontData.
 */
private final void resetDTX(AffineTransform at) {
    fsref = null;
    dtx = at;
    invdtx = null;
    if (!dtx.isIdentity()) {
        try {
            invdtx = dtx.createInverse();
        }
        catch (NoninvertibleTransformException e) {
            // we needn't care for rendering
        }
    }
    if (gti != null) {
        gti.strikesRef = null;
    }
}
 

/**
 * Change the dtx for the strike refs we use.  Keeps a reference to the at.  At
 * must not contain translation.
 * Called by setRenderTransform, setDTX, initFontData.
 */
private final void resetDTX(AffineTransform at) {
    fsref = null;
    dtx = at;
    invdtx = null;
    if (!dtx.isIdentity()) {
        try {
            invdtx = dtx.createInverse();
        }
        catch (NoninvertibleTransformException e) {
            // we needn't care for rendering
        }
    }
    if (gti != null) {
        gti.strikesRef = null;
    }
}
 

/**
 * !!! not used currently, but might be by getPixelbounds?
 */
public void pixellate(FontRenderContext renderFRC, Point2D loc, Point pxResult) {
    if (renderFRC == null) {
        renderFRC = frc;
    }

    // it is a total pain that you have to copy the transform.

    AffineTransform at = renderFRC.getTransform();
    at.transform(loc, loc);
    pxResult.x = (int)loc.getX(); // but must not behave oddly around zero
    pxResult.y = (int)loc.getY();
    loc.setLocation(pxResult.x, pxResult.y);
    try {
        at.inverseTransform(loc, loc);
    }
    catch (NoninvertibleTransformException e) {
        throw new IllegalArgumentException("must be able to invert frc transform");
    }
}
 

/**
 * Change the dtx for the strike refs we use.  Keeps a reference to the at.  At
 * must not contain translation.
 * Called by setRenderTransform, setDTX, initFontData.
 */
private final void resetDTX(AffineTransform at) {
    fsref = null;
    dtx = at;
    invdtx = null;
    if (!dtx.isIdentity()) {
        try {
            invdtx = dtx.createInverse();
        }
        catch (NoninvertibleTransformException e) {
            // we needn't care for rendering
        }
    }
    if (gti != null) {
        gti.strikesRef = null;
    }
}
 

/**
 * Change the dtx for the strike refs we use.  Keeps a reference to the at.  At
 * must not contain translation.
 * Called by setRenderTransform, setDTX, initFontData.
 */
private final void resetDTX(AffineTransform at) {
    fsref = null;
    dtx = at;
    invdtx = null;
    if (!dtx.isIdentity()) {
        try {
            invdtx = dtx.createInverse();
        }
        catch (NoninvertibleTransformException e) {
            // we needn't care for rendering
        }
    }
    if (gti != null) {
        gti.strikesRef = null;
    }
}
 

/**
 * !!! not used currently, but might be by getPixelbounds?
 */
public void pixellate(FontRenderContext renderFRC, Point2D loc, Point pxResult) {
    if (renderFRC == null) {
        renderFRC = frc;
    }

    // it is a total pain that you have to copy the transform.

    AffineTransform at = renderFRC.getTransform();
    at.transform(loc, loc);
    pxResult.x = (int)loc.getX(); // but must not behave oddly around zero
    pxResult.y = (int)loc.getY();
    loc.setLocation(pxResult.x, pxResult.y);
    try {
        at.inverseTransform(loc, loc);
    }
    catch (NoninvertibleTransformException e) {
        throw new IllegalArgumentException("must be able to invert frc transform");
    }
}
 

private static AffineTransform extractRotation(Point2D.Double pt,
    AffineTransform tx, boolean andTranslation) {

    tx.deltaTransform(pt, pt);
    AffineTransform rtx = AffineTransform.getRotateInstance(pt.x, pt.y);

    try {
        AffineTransform rtxi = rtx.createInverse();
        double dx = tx.getTranslateX();
        double dy = tx.getTranslateY();
        tx.preConcatenate(rtxi);
        if (andTranslation) {
            if (dx != 0 || dy != 0) {
                tx.setTransform(tx.getScaleX(), tx.getShearY(),
                                tx.getShearX(), tx.getScaleY(), 0, 0);
                rtx.setTransform(rtx.getScaleX(), rtx.getShearY(),
                                 rtx.getShearX(), rtx.getScaleY(), dx, dy);
            }
        }
    }
    catch (NoninvertibleTransformException e) {
        return null;
    }
    return rtx;
}
 

private static AffineTransform extractRotation(Point2D.Double pt,
    AffineTransform tx, boolean andTranslation) {

    tx.deltaTransform(pt, pt);
    AffineTransform rtx = AffineTransform.getRotateInstance(pt.x, pt.y);

    try {
        AffineTransform rtxi = rtx.createInverse();
        double dx = tx.getTranslateX();
        double dy = tx.getTranslateY();
        tx.preConcatenate(rtxi);
        if (andTranslation) {
            if (dx != 0 || dy != 0) {
                tx.setTransform(tx.getScaleX(), tx.getShearY(),
                                tx.getShearX(), tx.getScaleY(), 0, 0);
                rtx.setTransform(rtx.getScaleX(), rtx.getShearY(),
                                 rtx.getShearX(), rtx.getScaleY(), dx, dy);
            }
        }
    }
    catch (NoninvertibleTransformException e) {
        return null;
    }
    return rtx;
}
 

/**
 * !!! not used currently, but might be by getPixelbounds?
 */
public void pixellate(FontRenderContext renderFRC, Point2D loc, Point pxResult) {
    if (renderFRC == null) {
        renderFRC = frc;
    }

    // it is a total pain that you have to copy the transform.

    AffineTransform at = renderFRC.getTransform();
    at.transform(loc, loc);
    pxResult.x = (int)loc.getX(); // but must not behave oddly around zero
    pxResult.y = (int)loc.getY();
    loc.setLocation(pxResult.x, pxResult.y);
    try {
        at.inverseTransform(loc, loc);
    }
    catch (NoninvertibleTransformException e) {
        throw new IllegalArgumentException("must be able to invert frc transform");
    }
}
 

/**
 * !!! not used currently, but might be by getPixelbounds?
 */
public void pixellate(FontRenderContext renderFRC, Point2D loc, Point pxResult) {
    if (renderFRC == null) {
        renderFRC = frc;
    }

    // it is a total pain that you have to copy the transform.

    AffineTransform at = renderFRC.getTransform();
    at.transform(loc, loc);
    pxResult.x = (int)loc.getX(); // but must not behave oddly around zero
    pxResult.y = (int)loc.getY();
    loc.setLocation(pxResult.x, pxResult.y);
    try {
        at.inverseTransform(loc, loc);
    }
    catch (NoninvertibleTransformException e) {
        throw new IllegalArgumentException("must be able to invert frc transform");
    }
}
 

/**
 * Change the dtx for the strike refs we use.  Keeps a reference to the at.  At
 * must not contain translation.
 * Called by setRenderTransform, setDTX, initFontData.
 */
private final void resetDTX(AffineTransform at) {
    fsref = null;
    dtx = at;
    invdtx = null;
    if (!dtx.isIdentity()) {
        try {
            invdtx = dtx.createInverse();
        }
        catch (NoninvertibleTransformException e) {
            // we needn't care for rendering
        }
    }
    if (gti != null) {
        gti.strikesRef = null;
    }
}
 

private Selection getSelection(MouseEvent evt)
		throws NoninvertibleTransformException {
	ShapeCreationPanel scp = (ShapeCreationPanel) evt.getComponent();
	AffineTransform tx = scp.getTransform();
	double r = scp.getHandleSize() / 2;
	Point2D mouseLoc = new Point2D.Float(evt.getX(), evt.getY());
	CurvedPolyline[] shapes = getMirror(scp);
	for (int shapeIndex = 0; shapeIndex < shapes.length; shapeIndex++) {
		if (scp.getHandlesActive().supports(scp, shapeIndex)) {
			for (int b = shapes[shapeIndex].getPointCount() - 1; b >= 0; b--) {
				Point2D p = tx.transform(
						shapes[shapeIndex].getPoint(b), null);
				Ellipse2D e = new Ellipse2D.Double(p.getX() - r,
						p.getY() - r, 2 * r, 2 * r);
				if (e.contains(mouseLoc))
					return new Selection(shapeIndex, b, null);
			}
		}
	}
	return getSelectedShape(scp, evt.getPoint());
}
 

@Override
public Raster getRaster(final int x, final int y, final int w, final int h) {
    WritableRaster raster = getColorModel().createCompatibleWritableRaster(w, h);
    for (int j = 0; j < h; j++) {
        for (int i = 0; i < w; i++) {
            dummy.setLocation((x + i), (y + j));
            try {
                transform.inverseTransform(dummy, dummy);
                triangleInverse.transform(dummy, dummy);
                Point2D sv = getSaturationAndValue(dummy.getX(), dummy.getY());
                setPixel(raster, i, j, getColorRGB(getHue(), sv.getX(), sv.getY()));
            } catch (NoninvertibleTransformException ignored) {}
        }
    }
    return raster;
}
 

public void createShapes(final float x, final float y, final int size) {
    int outerSize = 15;
    AffineTransform rotationTransform = AffineTransform.getRotateInstance(rotation, centerX, centerY);

    circleShape = calculateCircleShape(x, y, size, outerSize);
    triangleShape = calculateTriangleShape(x, y, size, outerSize, rotationTransform);
    outerIndicator = createOuterIndicator(centerX, centerY, (innerRadius + outerRadius) / 2.0,
                                          rotationTransform, outerIndicatorRadius);
    innerIndicator = createInnerIndicator(rotationTransform, innerIndicatorRadius);

    invalid = false;
    try {
        // For calculating pick location. MouseEvents already respect the ui scaling.
        triangleInverse = rotationTransform.createInverse();
    } catch (NoninvertibleTransformException e) {
        e.printStackTrace();
    }
}
 

/**
 * !!! not used currently, but might be by getPixelbounds?
 */
public void pixellate(FontRenderContext renderFRC, Point2D loc, Point pxResult) {
    if (renderFRC == null) {
        renderFRC = frc;
    }

    // it is a total pain that you have to copy the transform.

    AffineTransform at = renderFRC.getTransform();
    at.transform(loc, loc);
    pxResult.x = (int)loc.getX(); // but must not behave oddly around zero
    pxResult.y = (int)loc.getY();
    loc.setLocation(pxResult.x, pxResult.y);
    try {
        at.inverseTransform(loc, loc);
    }
    catch (NoninvertibleTransformException e) {
        throw new IllegalArgumentException("must be able to invert frc transform");
    }
}
 

private int getNativePointSize() {
    /* Make a copy of the glyphTX in which we will store the
     * font transform, inverting the devTx if necessary
     */
    double[] mat = new double[4];
    desc.glyphTx.getMatrix(mat);
    fontTx = new AffineTransform(mat);

    /* Now work backwards to get the font transform */
    if (!desc.devTx.isIdentity() &&
        desc.devTx.getType() != AffineTransform.TYPE_TRANSLATION) {
        try {
            invertDevTx = desc.devTx.createInverse();
            fontTx.concatenate(invertDevTx);
        } catch (NoninvertibleTransformException e) {
            e.printStackTrace();
        }
    }

    /* At this point the fontTx may be a simple +ve scale, or it
     * may be something more complex.
     */
    Point2D.Float pt = new Point2D.Float(1f,1f);
    fontTx.deltaTransform(pt, pt);
    double ptSize = Math.abs(pt.y);
    int ttype = fontTx.getType();
    if ((ttype & ~AffineTransform.TYPE_UNIFORM_SCALE) != 0 ||
        fontTx.getScaleY() <= 0) {
        /* We need to create an inverse transform that doesn't
         * include the point size (strictly the uniform scale)
         */
        fontTx.scale(1/ptSize, 1/ptSize);
    } else {
        fontTx = null; // no need
    }
    return (int)ptSize;
}
 

TexturePaintContext(ColorModel cm, AffineTransform xform,
                    int bWidth, int bHeight, int maxw) {
    this.colorModel = getInternedColorModel(cm);
    this.bWidth = bWidth;
    this.bHeight = bHeight;
    this.maxWidth = maxw;

    try {
        xform = xform.createInverse();
    } catch (NoninvertibleTransformException e) {
        xform.setToScale(0, 0);
    }
    this.incXAcross = mod(xform.getScaleX(), bWidth);
    this.incYAcross = mod(xform.getShearY(), bHeight);
    this.incXDown = mod(xform.getShearX(), bWidth);
    this.incYDown = mod(xform.getScaleY(), bHeight);
    this.xOrg = xform.getTranslateX();
    this.yOrg = xform.getTranslateY();
    this.colincx = (int) incXAcross;
    this.colincy = (int) incYAcross;
    this.colincxerr = fractAsInt(incXAcross);
    this.colincyerr = fractAsInt(incYAcross);
    this.rowincx = (int) incXDown;
    this.rowincy = (int) incYDown;
    this.rowincxerr = fractAsInt(incXDown);
    this.rowincyerr = fractAsInt(incYDown);

}
 

/**
 * Transforms the given {@link Point} from the parent coordinate system of
 * the given {@link Node} into the local coordinate system of the
 * {@link Node}.
 *
 * @param n
 *            The {@link Node} used to determine the transformation matrix.
 * @param p
 *            The {@link Point} to transform.
 * @return The new, transformed {@link Point}.
 */
public static Point parentToLocal(Node n, Point p) {
	// retrieve transform from scene to target parent, by inverting target
	// parent to scene
	AffineTransform localToParentTx = FX2Geometry
			.toAffineTransform(n.getLocalToParentTransform());
	AffineTransform parentToLocalTx = null;
	try {
		parentToLocalTx = localToParentTx.getCopy().invert();
	} catch (NoninvertibleTransformException e) {
		// TODO: How do we recover from this?!
		throw new IllegalStateException(e);
	}
	return parentToLocalTx.getTransformed(p);
}
 

/**
 * Creates a new {@link AffineTransform} that represents the inverse
 * transformation of this {@link AffineTransform}.
 *
 * @return a new {@link AffineTransform} that represents the inverse
 *         transformation of this {@link AffineTransform}
 */
public AffineTransform getInverse() {
	try {
		return new AffineTransform(delegate.createInverse());
	} catch (NoninvertibleTransformException e) {
		throw new IllegalArgumentException(e);
	}
}
 

private int getNativePointSize() {
    /* Make a copy of the glyphTX in which we will store the
     * font transform, inverting the devTx if necessary
     */
    double[] mat = new double[4];
    desc.glyphTx.getMatrix(mat);
    fontTx = new AffineTransform(mat);

    /* Now work backwards to get the font transform */
    if (!desc.devTx.isIdentity() &&
        desc.devTx.getType() != AffineTransform.TYPE_TRANSLATION) {
        try {
            invertDevTx = desc.devTx.createInverse();
            fontTx.concatenate(invertDevTx);
        } catch (NoninvertibleTransformException e) {
            e.printStackTrace();
        }
    }

    /* At this point the fontTx may be a simple +ve scale, or it
     * may be something more complex.
     */
    Point2D.Float pt = new Point2D.Float(1f,1f);
    fontTx.deltaTransform(pt, pt);
    double ptSize = Math.abs(pt.y);
    int ttype = fontTx.getType();
    if ((ttype & ~AffineTransform.TYPE_UNIFORM_SCALE) != 0 ||
        fontTx.getScaleY() <= 0) {
        /* We need to create an inverse transform that doesn't
         * include the point size (strictly the uniform scale)
         */
        fontTx.scale(1/ptSize, 1/ptSize);
    } else {
        fontTx = null; // no need
    }
    return (int)ptSize;
}
 

TexturePaintContext(ColorModel cm, AffineTransform xform,
                    int bWidth, int bHeight, int maxw) {
    this.colorModel = getInternedColorModel(cm);
    this.bWidth = bWidth;
    this.bHeight = bHeight;
    this.maxWidth = maxw;

    try {
        xform = xform.createInverse();
    } catch (NoninvertibleTransformException e) {
        xform.setToScale(0, 0);
    }
    this.incXAcross = mod(xform.getScaleX(), bWidth);
    this.incYAcross = mod(xform.getShearY(), bHeight);
    this.incXDown = mod(xform.getShearX(), bWidth);
    this.incYDown = mod(xform.getScaleY(), bHeight);
    this.xOrg = xform.getTranslateX();
    this.yOrg = xform.getTranslateY();
    this.colincx = (int) incXAcross;
    this.colincy = (int) incYAcross;
    this.colincxerr = fractAsInt(incXAcross);
    this.colincyerr = fractAsInt(incYAcross);
    this.rowincx = (int) incXDown;
    this.rowincy = (int) incYDown;
    this.rowincxerr = fractAsInt(incXDown);
    this.rowincyerr = fractAsInt(incYDown);

}
 

/**
 * Returns a new PerpectiveTransform that is the inverse of the current
 * transform.
 * 
 * @throws NoninvertibleTransformException
 *             if transform cannot be inverted
 */
public PerspectiveTransform createInverse()
		throws NoninvertibleTransformException {

	PerspectiveTransform tx = (PerspectiveTransform) clone();
	tx.makeAdjoint();
	if (Math.abs(tx.m22) < PERSPECTIVE_DIVIDE_EPSILON) {
		throw new NoninvertibleTransformException(
				JaiI18N.getString("PerspectiveTransform0"));
	}
	tx.normalize();
	return tx;
}
 

public Shape untransformShape(Shape s) {
    if (s == null) {
        return null;
    }
    if (transformState > TRANSFORM_INT_TRANSLATE) {
        try {
            return transformShape(transform.createInverse(), s);
        } catch (NoninvertibleTransformException e) {
            return null;
        }
    } else {
        return transformShape(-transX, -transY, s);
    }
}
 

TexturePaintContext(ColorModel cm, AffineTransform xform,
                    int bWidth, int bHeight, int maxw) {
    this.colorModel = getInternedColorModel(cm);
    this.bWidth = bWidth;
    this.bHeight = bHeight;
    this.maxWidth = maxw;

    try {
        xform = xform.createInverse();
    } catch (NoninvertibleTransformException e) {
        xform.setToScale(0, 0);
    }
    this.incXAcross = mod(xform.getScaleX(), bWidth);
    this.incYAcross = mod(xform.getShearY(), bHeight);
    this.incXDown = mod(xform.getShearX(), bWidth);
    this.incYDown = mod(xform.getScaleY(), bHeight);
    this.xOrg = xform.getTranslateX();
    this.yOrg = xform.getTranslateY();
    this.colincx = (int) incXAcross;
    this.colincy = (int) incYAcross;
    this.colincxerr = fractAsInt(incXAcross);
    this.colincyerr = fractAsInt(incYAcross);
    this.rowincx = (int) incXDown;
    this.rowincy = (int) incYDown;
    this.rowincxerr = fractAsInt(incXDown);
    this.rowincyerr = fractAsInt(incYDown);

}
 

TexturePaintContext(ColorModel cm, AffineTransform xform,
                    int bWidth, int bHeight, int maxw) {
    this.colorModel = getInternedColorModel(cm);
    this.bWidth = bWidth;
    this.bHeight = bHeight;
    this.maxWidth = maxw;

    try {
        xform = xform.createInverse();
    } catch (NoninvertibleTransformException e) {
        xform.setToScale(0, 0);
    }
    this.incXAcross = mod(xform.getScaleX(), bWidth);
    this.incYAcross = mod(xform.getShearY(), bHeight);
    this.incXDown = mod(xform.getShearX(), bWidth);
    this.incYDown = mod(xform.getScaleY(), bHeight);
    this.xOrg = xform.getTranslateX();
    this.yOrg = xform.getTranslateY();
    this.colincx = (int) incXAcross;
    this.colincy = (int) incYAcross;
    this.colincxerr = fractAsInt(incXAcross);
    this.colincyerr = fractAsInt(incYAcross);
    this.rowincx = (int) incXDown;
    this.rowincy = (int) incYDown;
    this.rowincxerr = fractAsInt(incXDown);
    this.rowincyerr = fractAsInt(incYDown);

}