List of usage examples for java.awt.geom AffineTransform rotate
public void rotate(double theta)
From source file:TransformTransRotation.java
public void paint(Graphics g) { Graphics2D g2 = (Graphics2D) g; // Use antialiasing. g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); // Move the origin to 75, 75. AffineTransform at = AffineTransform.getTranslateInstance(75, 75); g2.transform(at);//from w ww . j a v a 2 s . c o m // Draw the shapes in their original locations. g2.setPaint(Color.black); g2.draw(axes); g2.draw(shape); // Transform the Graphics2D. AffineTransform rat = new AffineTransform(); rat.setToTranslation(100, 0); rat.rotate(Math.PI / 6); g2.transform(rat); // Draw the "new" shapes in dashed. Stroke stroke = new BasicStroke(1, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL, 0, new float[] { 3, 1 }, 0); g2.setStroke(stroke); g2.draw(axes); g2.draw(shape); }
From source file:BufferedImageThread.java
public void paintComponent(Graphics g) { super.paintComponent(g); Dimension d = getSize();//w ww.j a v a 2 s .c o m bi = new BufferedImage(d.width, d.height, BufferedImage.TYPE_INT_ARGB); Graphics2D big = bi.createGraphics(); step(d.width, d.height); AffineTransform at = new AffineTransform(); at.setToIdentity(); at.translate(x, y); at.rotate(Math.toRadians(rotate)); at.scale(scale, scale); big.drawImage(image, at, this); Graphics2D g2D = (Graphics2D) g; g2D.drawImage(bi, 0, 0, null); big.dispose(); }
From source file:lu.lippmann.cdb.graph.mouse.CadralEditingGraphMousePlugin.java
/** * Function to draw the arrow while drawing * @param down/*from w ww. jav a2 s .co m*/ * @param out */ private void transformArrowShape(Point2D down, Point2D out) { float x1 = (float) down.getX(); float y1 = (float) down.getY(); float x2 = (float) out.getX(); float y2 = (float) out.getY(); AffineTransform xform = AffineTransform.getTranslateInstance(x2, y2); float dx = x2 - x1; float dy = y2 - y1; float thetaRadians = (float) Math.atan2(dy, dx); xform.rotate(thetaRadians); arrowShape = xform.createTransformedShape(rawArrowShape); }
From source file:lu.lippmann.cdb.graph.mouse.CadralEditingGraphMousePlugin.java
/** * Function to create the edge shape while drawing * @param down//from w w w . j a v a2 s .c o m * @param out */ private void transformEdgeShape(Point2D down, Point2D out) { float x1 = (float) down.getX(); float y1 = (float) down.getY(); float x2 = (float) out.getX(); float y2 = (float) out.getY(); AffineTransform xform = AffineTransform.getTranslateInstance(x1, y1); float dx = x2 - x1; float dy = y2 - y1; float thetaRadians = (float) Math.atan2(dy, dx); xform.rotate(thetaRadians); float dist = (float) Math.sqrt(dx * dx + dy * dy); xform.scale((double) dist / rawEdge.getBounds().getWidth(), 1.0d); edgeShape = xform.createTransformedShape(rawEdge); }
From source file:ch.rasc.downloadchart.DownloadChartServlet.java
private static void handlePdf(HttpServletResponse response, byte[] imageData, Integer width, Integer height, String filename, PdfOptions options) throws IOException { response.setContentType("application/pdf"); response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + ".pdf\";"); try (PDDocument document = new PDDocument()) { PDRectangle format = PDPage.PAGE_SIZE_A4; if (options != null) { if ("A3".equals(options.format)) { format = PDPage.PAGE_SIZE_A3; } else if ("A5".equals(options.format)) { format = PDPage.PAGE_SIZE_A5; } else if ("Letter".equals(options.format)) { format = PDPage.PAGE_SIZE_LETTER; } else if ("Legal".equals(options.format)) { format = new PDRectangle(215.9f * MM_TO_UNITS, 355.6f * MM_TO_UNITS); } else if ("Tabloid".equals(options.format)) { format = new PDRectangle(279 * MM_TO_UNITS, 432 * MM_TO_UNITS); } else if (options.width != null && options.height != null) { Float pdfWidth = convertToPixel(options.width); Float pdfHeight = convertToPixel(options.height); if (pdfWidth != null && pdfHeight != null) { format = new PDRectangle(pdfWidth, pdfHeight); }/* w ww .ja v a 2 s . c o m*/ } } PDPage page = new PDPage(format); if (options != null && "landscape".equals(options.orientation)) { page.setRotation(90); } document.addPage(page); BufferedImage originalImage = ImageIO.read(new ByteArrayInputStream(imageData)); try (PDPageContentStream contentStream = new PDPageContentStream(document, page)) { PDPixelMap ximage = new PDPixelMap(document, originalImage); Dimension newDimension = calculateDimension(originalImage, width, height); int imgWidth = ximage.getWidth(); int imgHeight = ximage.getHeight(); if (newDimension != null) { imgWidth = newDimension.width; imgHeight = newDimension.height; } Float border = options != null ? convertToPixel(options.border) : null; if (border == null) { border = 0.0f; } AffineTransform transform; if (page.getRotation() == null) { float scale = (page.getMediaBox().getWidth() - border * 2) / imgWidth; if (scale < 1.0) { transform = new AffineTransform(imgWidth, 0, 0, imgHeight, border, page.getMediaBox().getHeight() - border - imgHeight * scale); transform.scale(scale, scale); } else { transform = new AffineTransform(imgWidth, 0, 0, imgHeight, border, page.getMediaBox().getHeight() - border - imgHeight); } } else { float scale = (page.getMediaBox().getHeight() - border * 2) / imgWidth; if (scale < 1.0) { transform = new AffineTransform(imgHeight, 0, 0, imgWidth, imgHeight * scale + border, border); transform.scale(scale, scale); } else { transform = new AffineTransform(imgHeight, 0, 0, imgWidth, imgHeight + border, border); } transform.rotate(1.0 * Math.PI / 2.0); } contentStream.drawXObject(ximage, transform); } try { document.save(response.getOutputStream()); } catch (COSVisitorException e) { throw new IOException(e); } } }
From source file:graph.eventhandlers.MyEditingGraphMousePlugin.java
private void transformArrowShape(Point2D down, Point2D out) { float x1 = (float) down.getX(); float y1 = (float) down.getY(); float x2 = (float) out.getX(); float y2 = (float) out.getY(); AffineTransform xform = AffineTransform.getTranslateInstance(x2, y2); float dx = x2 - x1; float dy = y2 - y1; float thetaRadians = (float) Math.atan2(dy, dx); xform.rotate(thetaRadians); arrowShape = xform.createTransformedShape(rawArrowShape); }
From source file:graph.eventhandlers.MyEditingGraphMousePlugin.java
/** * code lifted from PluggableRenderer to move an edge shape into an * arbitrary position//from w w w . ja va 2 s .c o m */ private void transformEdgeShape(Point2D down, Point2D out) { float x1 = (float) down.getX(); float y1 = (float) down.getY(); float x2 = (float) out.getX(); float y2 = (float) out.getY(); AffineTransform xform = AffineTransform.getTranslateInstance(x1, y1); float dx = x2 - x1; float dy = y2 - y1; float thetaRadians = (float) Math.atan2(dy, dx); xform.rotate(thetaRadians); float dist = (float) Math.sqrt(dx * dx + dy * dy); xform.scale(dist / rawEdge.getBounds().getWidth(), 1.0); edgeShape = xform.createTransformedShape(rawEdge); }
From source file:JXTransformer.java
public void rotate(double theta) { AffineTransform transform = getTransform(); transform.rotate(theta); setTransform(transform); }
From source file:at.gv.egiz.pdfas.lib.impl.stamping.pdfbox.PDFAsVisualSignatureBuilder.java
public void createAppearanceDictionary(PDXObjectForm holderForml, PDSignatureField signatureField, float degrees) throws IOException { PDAppearanceDictionary appearance = new PDAppearanceDictionary(); appearance.getCOSObject().setDirect(true); PDAppearanceStream appearanceStream = new PDAppearanceStream(holderForml.getCOSStream()); AffineTransform transform = new AffineTransform(); transform.setToIdentity();// w ww . jav a 2s.c o m transform.rotate(Math.toRadians(degrees)); appearanceStream.setMatrix(transform); appearance.setNormalAppearance(appearanceStream); signatureField.getWidget().setAppearance(appearance); getStructure().setAppearanceDictionary(appearance); logger.debug("PDF appearance Dictionary has been created"); }
From source file:JXTransformer.java
public void stateChanged(ChangeEvent e) { AffineTransform at = new AffineTransform(); at.rotate(rotationSlider.getValue() * Math.PI / 180); double scale = scalingSlider.getValue() / 100.0; at.scale(scale, scale);/* ww w . java2 s .c om*/ double shear = shearingSlider.getValue() / 10.0; at.shear(shear, 0); for (JXTransformer t : transformers) { t.setTransform(at); } }