Example usage for java.awt.geom AffineTransform AffineTransform

Introduction

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

Prototype

public AffineTransform() 

Source Link

Document

Constructs a new AffineTransform representing the Identity transformation.

Usage

From source file:es.ucm.fdi.edd.ui.views.utils.SWTImageCanvas.java

/**
 * Fit the image onto the canvas/*w w  w .j  a va  2  s .c  om*/
 */
public void fitCanvas() {
    if (sourceImage == null)
        return;
    Rectangle imageBound = sourceImage.getBounds();
    Rectangle destRect = getClientArea();
    double sx = (double) destRect.width / (double) imageBound.width;
    double sy = (double) destRect.height / (double) imageBound.height;
    double s = Math.min(sx, sy);
    double dx = 0.5 * destRect.width;
    double dy = 0.5 * destRect.height;
    centerZoom(dx, dy, s, new AffineTransform());
}

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From source file:es.ucm.fdi.edd.ui.views.utils.SWTImageCanvas.java

/**
 * Show the image with the original size
 */// w ww  . ja v  a 2 s  .c o m
public void showOriginal() {
    if (sourceImage == null)
        return;
    transform = new AffineTransform();
    syncScrollBars();
}

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From source file:ExtendedGeneralPath.java

/**
 * Delegates to the enclosed <code>GeneralPath</code>.
 *//*  ww  w .j  av  a  2  s. c om*/
public void append(Shape s, boolean connect) {
    append(s.getPathIterator(new AffineTransform()), connect);
}

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From source file:org.alfresco.extension.countersign.action.executer.PDFSignatureProviderActionExecuter.java

/**
 * Scales the signature image to fit the provided signature field dimensions,
 * preserving the aspect ratio/* ww w  .  j  a v a2  s  .  c o m*/
 * 
 * @param signatureImage
 * @param width
 * @param height
 * @return
 */
private BufferedImage scaleSignature(BufferedImage signatureImage, int width, int height) {
    if (signatureImage.getHeight() > height) {
        BufferedImage scaled = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
        AffineTransform at = new AffineTransform();
        at.scale(2.0, 2.0);
        AffineTransformOp scaleOp = new AffineTransformOp(at, AffineTransformOp.TYPE_BILINEAR);
        scaled = scaleOp.filter(signatureImage, scaled);
        return scaled;
    } else {
        return signatureImage;
    }
}

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From source file:at.gv.egiz.pdfas.lib.impl.pdfbox.placeholder.SignaturePlaceholderExtractor.java

@Override
protected void processOperator(PDFOperator operator, List<COSBase> arguments) throws IOException {
    String operation = operator.getOperation();
    if (operation.equals("Do")) {
        COSName objectName = (COSName) arguments.get(0);
        Map<?, ?> xobjects = getResources().getXObjects();
        PDXObject xobject = (PDXObject) xobjects.get(objectName.getName());
        if (xobject instanceof PDXObjectImage) {
            try {
                PDXObjectImage image = (PDXObjectImage) xobject;
                SignaturePlaceholderData data = checkImage(image);
                if (data != null) {
                    PDPage page = getCurrentPage();
                    Matrix ctm = getGraphicsState().getCurrentTransformationMatrix();
                    int pageRotation = page.findRotation();
                    pageRotation = pageRotation % 360;
                    double rotationInRadians = Math.toRadians(pageRotation);//(page.findRotation() * Math.PI) / 180;

                    AffineTransform rotation = new AffineTransform();
                    rotation.setToRotation(rotationInRadians);
                    AffineTransform rotationInverse = rotation.createInverse();
                    Matrix rotationInverseMatrix = new Matrix();
                    rotationInverseMatrix.setFromAffineTransform(rotationInverse);
                    Matrix rotationMatrix = new Matrix();
                    rotationMatrix.setFromAffineTransform(rotation);

                    Matrix unrotatedCTM = ctm.multiply(rotationInverseMatrix);

                    float x = unrotatedCTM.getXPosition();
                    float yPos = unrotatedCTM.getYPosition();
                    float yScale = unrotatedCTM.getYScale();
                    float y = yPos + yScale;
                    float w = unrotatedCTM.getXScale();

                    logger.debug("Page height: {}", page.findCropBox().getHeight());
                    logger.debug("Page width: {}", page.findCropBox().getWidth());

                    if (pageRotation == 90) {
                        y = page.findCropBox().getWidth() - (y * (-1));
                    } else if (pageRotation == 180) {
                        x = page.findCropBox().getWidth() + x;
                        y = page.findCropBox().getHeight() - (y * (-1));
                    } else if (pageRotation == 270) {
                        x = page.findCropBox().getHeight() + x;
                    }//w w w. j  av  a  2s.  c  o m

                    String posString = "p:" + currentPage + ";x:" + x + ";y:" + y + ";w:" + w;

                    logger.debug("Found Placeholder at: {}", posString);
                    try {
                        data.setTablePos(new TablePos(posString));
                        data.setPlaceholderName(objectName.getName());
                        placeholders.add(data);
                    } catch (PdfAsException e) {
                        throw new WrappedIOException(e);
                    }
                }
            } catch (NoninvertibleTransformException e) {
                throw new WrappedIOException(e);
            }
        }
    } else {
        super.processOperator(operator, arguments);
    }
}

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From source file:net.sf.maltcms.chromaui.annotations.PeakAnnotationRenderer.java

private void drawEntity(Shape entity, Graphics2D g2, Color fill, Color stroke, ChartPanel chartPanel,
        boolean scale, float alpha) {
    if (entity != null) {
        //System.out.println("Drawing entity with bbox: "+entity.getBounds2D());
        Shape savedClip = g2.getClip();
        Rectangle2D dataArea = chartPanel.getScreenDataArea();
        Color c = g2.getColor();// ww  w.  j av  a  2 s .c  om
        Composite comp = g2.getComposite();
        g2.clip(dataArea);
        g2.setColor(fill);
        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        AffineTransform originalTransform = g2.getTransform();
        Shape transformed = entity;
        FlatteningPathIterator iter = new FlatteningPathIterator(
                transformed.getPathIterator(new AffineTransform()), 1);
        Path2D.Float path = new Path2D.Float();
        path.append(iter, false);
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
        g2.fill(path);
        if (stroke != null) {
            g2.setColor(stroke);
            g2.draw(path);
        }
        g2.setComposite(comp);
        g2.setColor(c);
        g2.setClip(savedClip);
    } else {
        Logger.getLogger(getClass().getName()).info("Entity is null!");
    }
}

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From source file:org.freecine.filmscan.ScanStrip.java

/**
 Calculate the affine transform from scanStrip to a single frame (frame 
 rotated to straight position, top left corner translated to (0,0)
 @param frame//from  w  w  w .  j a  v a  2 s  .  c o  m
 @return
 */
AffineTransform getFrameXform(int frame) {
    /**
     Estimate film rotation from max 5 perforations
     */

    int f1 = frame - 1;
    int f2 = frame + 1;
    int x1 = (f1 >= 0) ? perforations.get(f1).x : perforations.get(0).x;
    int x2 = (f2 < perforations.size()) ? perforations.get(f2).x : perforations.get(perforations.size() - 1).x;
    int y1 = (f1 >= 0) ? perforations.get(f1).y : perforations.get(0).y;
    int y2 = (f2 < perforations.size()) ? perforations.get(f2).y : perforations.get(perforations.size() - 1).y;
    double rot = Math.atan2((double) x2 - x1, (double) (y2 - y1));
    // Translate the center of perforation to origin

    AffineTransform xform = new AffineTransform();
    xform.translate(0, FRAME_HEIGHT / 2);
    xform.rotate(rot);
    xform.translate(-perforations.get(frame).x, -perforations.get(frame).y);
    //         System.out.println( String.format( "frame %d: (%d, %d), rot %f", 
    //                 frame,perforations.get(frame).x, -perforations.get(frame).y, rot ));         
    return xform;
}

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From source file:org.apache.fop.render.pdf.PDFBoxAdapterTestCase.java

@Test
public void testStream() throws Exception {
    PDFDocument pdfdoc = new PDFDocument("");
    PDFPage pdfpage = new PDFPage(new PDFResources(pdfdoc), 0, r, r, r, r);
    pdfpage.setDocument(pdfdoc);//from www . j a v  a2 s . com
    PDFBoxAdapter adapter = new PDFBoxAdapter(pdfpage, new HashMap(), new HashMap<Integer, PDFArray>());
    PDDocument doc = getResource(ROTATE);
    PDPage page = (PDPage) doc.getDocumentCatalog().getPages().get(0);
    AffineTransform at = new AffineTransform();
    Rectangle r = new Rectangle(0, 1650, 842000, 595000);
    String stream = adapter.createStreamFromPDFBoxPage(doc, page, "key", at, null, r);
    Assert.assertEquals(at, new AffineTransform(-0.0, 1.0000000554888686, 1.0000000554888686, 0.0, 0.0,
            -2.0742416381835938E-5));
    Assert.assertTrue(stream.contains("/GS0106079 gs"));
    Assert.assertTrue(stream.contains("/TT0106079 1 Tf"));
    doc.close();
}

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From source file:org.nekorp.workflow.desktop.servicio.reporte.orden.servicio.OrdenServicioDataFactory.java

private void generaSVGImagenDamage(ShapeView fondo, List<DamageDetailsVB> danios, File outputfile, int width,
        int height) {
    // Get a DOMImplementation.
    DOMImplementation domImpl = GenericDOMImplementation.getDOMImplementation();

    // Create an instance of org.w3c.dom.Document.
    String svgNS = "http://www.w3.org/2000/svg";
    Document document = domImpl.createDocument(svgNS, "svg", null);

    // Create an instance of the SVG Generator.
    SVGGraphics2D g2 = new SVGGraphics2D(document);
    // pintar./*  ww  w . ja  v a 2s  .c o  m*/
    g2.setSVGCanvasSize(new java.awt.Dimension(width, height));
    Point contexto = new Point((width - fondo.getShapeWidth()) / 2, (height - fondo.getShapeHeight()) / 2);
    g2.setColor(Color.WHITE);
    g2.fillRect(0, 0, width, height);
    AffineTransform saveXform = g2.getTransform();
    AffineTransform toCenterAt = new AffineTransform();
    toCenterAt.translate(contexto.getX(), contexto.getY());
    g2.transform(toCenterAt);
    fondo.paint(g2);
    g2.setTransform(saveXform);
    for (DamageDetailsVB x : danios) {
        DamageDetailGraphicsView obj = new DamageDetailGraphicsView();
        obj.setFontSize(esquemaFontSize);
        obj.setPosicion(new Point(x.getX(), x.getY()));
        obj.setContexto(contexto);
        if (x.getX() <= fondo.getShapeWidth() / 2) {
            if (x.getY() <= fondo.getShapeHeight() / 2) {
                obj.setOrientacion(DamageDetailGraphicsView.SuperiorIzquierda);
                //obj.setOrientacion(DamageDetailGraphicsView.SuperiorDerecha);
            } else {
                obj.setOrientacion(DamageDetailGraphicsView.InferiorIzquierda);
                //obj.setOrientacion(DamageDetailGraphicsView.InferiorDerecha);
            }
        } else {
            if (x.getY() <= fondo.getShapeHeight() / 2) {
                obj.setOrientacion(DamageDetailGraphicsView.SuperiorDerecha);
                //obj.setOrientacion(DamageDetailGraphicsView.SuperiorIzquierda);
            } else {
                obj.setOrientacion(DamageDetailGraphicsView.InferiorDerecha);
                //obj.setOrientacion(DamageDetailGraphicsView.InferiorIzquierda);
            }
        }
        obj.setCategoria(x.getCategoria());
        obj.setCaracteristica(x.getCaracteristica());
        obj.paint(g2);
    }
    try {
        g2.stream(outputfile.getCanonicalPath());
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }
}

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From source file:org.apache.fop.render.pdf.PDFBoxAdapterTestCase.java

@Test
public void testTaggedPDFWriter() throws IOException {
    PDFDocument pdfdoc = new PDFDocument("");
    PDFPage pdfpage = new PDFPage(new PDFResources(pdfdoc), 0, r, r, r, r);
    pdfpage.setDocument(pdfdoc);/*from w w w .j a va  2  s  .co  m*/
    PDFBoxAdapter adapter = new PDFBoxAdapter(pdfpage, new HashMap(), new HashMap<Integer, PDFArray>());
    adapter.setCurrentMCID(5);
    PDDocument doc = getResource(HELLOTagged);
    PDPage page = (PDPage) doc.getDocumentCatalog().getPages().get(0);
    AffineTransform at = new AffineTransform();
    Rectangle r = new Rectangle(0, 1650, 842000, 595000);
    String stream = adapter.createStreamFromPDFBoxPage(doc, page, "key", at, null, r);
    Assert.assertTrue(stream, stream.contains("/P <</MCID 5 >>BDC"));
    doc.close();
}

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