List of usage examples for java.awt.geom AffineTransform rotate
public void rotate(double theta)
From source file:org.apache.fop.render.pdf.pdfbox.PDFBoxAdapter.java
private void rotate(int rotation, PDRectangle viewBox, AffineTransform atdoc) { float x = viewBox.getWidth() + viewBox.getLowerLeftX(); float y = viewBox.getHeight() + viewBox.getLowerLeftY(); switch (rotation) { case 90:// w ww . j a va2 s . com atdoc.scale(viewBox.getWidth() / viewBox.getHeight(), viewBox.getHeight() / viewBox.getWidth()); atdoc.translate(0, viewBox.getWidth()); atdoc.rotate(-Math.PI / 2.0); atdoc.scale(viewBox.getWidth() / viewBox.getHeight(), viewBox.getHeight() / viewBox.getWidth()); break; case 180: atdoc.translate(x, y); atdoc.rotate(-Math.PI); atdoc.translate(-viewBox.getLowerLeftX(), -viewBox.getLowerLeftY()); break; case 270: atdoc.translate(viewBox.getLowerLeftX(), y); atdoc.rotate(Math.toRadians(270 + 180)); atdoc.translate(-x, -y); break; default: //no additional transformations necessary break; } }
From source file:org.apache.jetspeed.security.mfa.impl.CaptchaImageResource.java
public void init() { boolean emptyBackground = true; if (config.isUseImageBackground() && background != null) { ByteArrayInputStream is = new ByteArrayInputStream(background); JPEGImgDecoder decoder = new DefaultJPEGImgDecoder(); try {//from ww w. j a va2s . c o m this.image = decoder.decodeAsBufferedImage(is); this.width = image.getWidth(); this.height = image.getHeight(); emptyBackground = false; } catch (Exception e) { emptyBackground = true; } } if (emptyBackground) { this.width = config.getTextMarginLeft() * 2; this.height = config.getTextMarginBottom() * 6; } char[] chars = challengeId.toCharArray(); charAttsList = new ArrayList(); TextLayout text = null; AffineTransform textAt = null; String[] fontNames = config.getFontNames(); for (int i = 0; i < chars.length; i++) { // font name String fontName = (fontNames.length == 1) ? fontNames[0] : fontNames[randomInt(0, fontNames.length)]; // rise int rise = config.getTextRiseRange(); if (rise > 0) { rise = randomInt(config.getTextMarginBottom(), config.getTextMarginBottom() + config.getTextRiseRange()); } if (config.getTextShear() > 0.0 || config.getTextRotation() > 0) { // rotation double dRotation = 0.0; if (config.getTextRotation() > 0) { dRotation = Math.toRadians(randomInt(-(config.getTextRotation()), config.getTextRotation())); } // shear double shearX = 0.0; double shearY = 0.0; if (config.getTextShear() > 0.0) { Random ran = new Random(); shearX = ran.nextDouble() * config.getTextShear(); shearY = ran.nextDouble() * config.getTextShear(); } CharAttributes cf = new CharAttributes(chars[i], fontName, dRotation, rise, shearX, shearY); charAttsList.add(cf); text = new TextLayout(chars[i] + "", getFont(fontName), new FontRenderContext(null, config.isFontAntialiasing(), false)); textAt = new AffineTransform(); if (config.getTextRotation() > 0) textAt.rotate(dRotation); if (config.getTextShear() > 0.0) textAt.shear(shearX, shearY); } else { CharAttributes cf = new CharAttributes(chars[i], fontName, 0, rise, 0.0, 0.0); charAttsList.add(cf); } if (emptyBackground) { Shape shape = text.getOutline(textAt); // this.width += text.getBounds().getWidth(); this.width += (int) shape.getBounds2D().getWidth(); this.width += config.getTextSpacing() + 1; if (this.height < (int) shape.getBounds2D().getHeight() + rise) { this.height = (int) shape.getBounds2D().getHeight() + rise; } } } if (emptyBackground) { this.image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics2D gfx = (Graphics2D) this.image.getGraphics(); gfx.setBackground(Color.WHITE); gfx.clearRect(0, 0, width, height); } }
From source file:org.apache.jetspeed.security.mfa.impl.CaptchaImageResource.java
/** * Renders this image//ww w . j av a 2 s. c o m * * @return The image data */ private final byte[] render() throws IOException { Graphics2D gfx = (Graphics2D) this.image.getGraphics(); if (config.isFontAntialiasing()) gfx.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); int curWidth = config.getTextMarginLeft(); FontRenderContext ctx = new FontRenderContext(null, config.isFontAntialiasing(), false); for (int i = 0; i < charAttsList.size(); i++) { CharAttributes cf = (CharAttributes) charAttsList.get(i); TextLayout text = new TextLayout(cf.getChar() + "", getFont(cf.getName()), ctx); //gfx.getFontRenderContext()); AffineTransform textAt = new AffineTransform(); textAt.translate(curWidth, this.height - cf.getRise()); if (cf.getRotation() != 0) { textAt.rotate(cf.getRotation()); } if (cf.getShearX() > 0.0) textAt.shear(cf.getShearX(), cf.getShearY()); Shape shape = text.getOutline(textAt); curWidth += shape.getBounds().getWidth() + config.getTextSpacing(); if (config.isUseImageBackground()) gfx.setColor(Color.BLACK); else gfx.setXORMode(Color.BLACK); gfx.fill(shape); } if (config.isEffectsNoise()) { noiseEffects(gfx, image); } if (config.isUseTimestamp()) { if (config.isEffectsNoise()) gfx.setColor(Color.WHITE); else gfx.setColor(Color.BLACK); TimeZone tz = TimeZone.getTimeZone(config.getTimestampTZ()); Calendar cal = new GregorianCalendar(tz); SimpleDateFormat formatter; if (config.isUseTimestamp24hr()) formatter = new SimpleDateFormat("MM/dd/yyyy HH:mm:ss z"); else formatter = new SimpleDateFormat("MM/dd/yyyy hh:mm:ss a, z"); formatter.setTimeZone(tz); Font font = gfx.getFont(); Font newFont = new Font(font.getName(), font.getStyle(), config.getTimestampFontSize()); gfx.setFont(newFont); gfx.drawString(formatter.format(cal.getTime()), config.getTextMarginLeft() * 4, this.height - 1); } return toImageData(image); }
From source file:org.dwfa.ace.graph.AceGraphRenderer.java
/** * Draws the edge <code>e</code>, whose endpoints are at * <code>(x1,y1)</code> and <code>(x2,y2)</code>, on the graphics context * <code>g</code>./*w ww .ja v a2s. c o m*/ * The <code>Shape</code> provided by the <code>EdgeShapeFunction</code> * instance * is scaled in the x-direction so that its width is equal to the distance * between <code>(x1,y1)</code> and <code>(x2,y2)</code>. */ protected void drawSimpleEdge(Graphics2D g, Edge e, int x1, int y1, int x2, int y2) { Pair endpoints = e.getEndpoints(); Vertex v1 = (Vertex) endpoints.getFirst(); Vertex v2 = (Vertex) endpoints.getSecond(); boolean isLoop = v1.equals(v2); Shape s2 = vertexShapeFunction.getShape(v2); Shape edgeShape = edgeShapeFunction.getShape(e); boolean edgeHit = true; boolean arrowHit = true; Rectangle deviceRectangle = null; if (screenDevice != null) { Dimension d = screenDevice.getSize(); if (d.width <= 0 || d.height <= 0) { d = screenDevice.getPreferredSize(); } deviceRectangle = new Rectangle(0, 0, d.width, d.height); } AffineTransform xform = AffineTransform.getTranslateInstance(x1, y1); if (isLoop) { // this is a self-loop. scale it is larger than the vertex // it decorates and translate it so that its nadir is // at the center of the vertex. Rectangle2D s2Bounds = s2.getBounds2D(); xform.scale(s2Bounds.getWidth(), s2Bounds.getHeight()); xform.translate(0, -edgeShape.getBounds2D().getWidth() / 2); } else { // this is a normal edge. Rotate it to the angle between // vertex endpoints, then scale it to the distance between // the vertices 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, 1.0); } edgeShape = xform.createTransformedShape(edgeShape); if (deviceRectangle == null) { edgeHit = false; } else { edgeHit = viewTransformer.transform(edgeShape).intersects(deviceRectangle); } if (edgeHit == true) { Paint oldPaint = g.getPaint(); // get Paints for filling and drawing // (filling is done first so that drawing and label use same Paint) Paint fill_paint = edgePaintFunction.getFillPaint(e); if (fill_paint != null) { g.setPaint(fill_paint); g.fill(edgeShape); } Paint draw_paint = edgePaintFunction.getDrawPaint(e); if (draw_paint != null) { g.setPaint(draw_paint); g.draw(edgeShape); } float scalex = (float) g.getTransform().getScaleX(); float scaley = (float) g.getTransform().getScaleY(); // see if arrows are too small to bother drawing if (scalex < .3 || scaley < .3) return; if (edgeArrowPredicate.evaluate(e)) { Shape destVertexShape = vertexShapeFunction.getShape((Vertex) e.getEndpoints().getSecond()); AffineTransform xf = AffineTransform.getTranslateInstance(x2, y2); destVertexShape = xf.createTransformedShape(destVertexShape); arrowHit = viewTransformer.transform(destVertexShape).intersects(deviceRectangle); if (arrowHit) { AffineTransform at; if (edgeShape instanceof GeneralPath) at = getArrowTransform((GeneralPath) edgeShape, destVertexShape); else at = getArrowTransform(new GeneralPath(edgeShape), destVertexShape); if (at == null) return; Shape arrow = edgeArrowFunction.getArrow(e); arrow = at.createTransformedShape(arrow); // note that arrows implicitly use the edge's draw paint g.fill(arrow); } if (e instanceof UndirectedEdge) { Shape vertexShape = vertexShapeFunction.getShape((Vertex) e.getEndpoints().getFirst()); xf = AffineTransform.getTranslateInstance(x1, y1); vertexShape = xf.createTransformedShape(vertexShape); arrowHit = viewTransformer.transform(vertexShape).intersects(deviceRectangle); if (arrowHit) { AffineTransform at; if (edgeShape instanceof GeneralPath) at = getReverseArrowTransform((GeneralPath) edgeShape, vertexShape, !isLoop); else at = getReverseArrowTransform(new GeneralPath(edgeShape), vertexShape, !isLoop); if (at == null) return; Shape arrow = edgeArrowFunction.getArrow(e); arrow = at.createTransformedShape(arrow); g.fill(arrow); } } } // use existing paint for text if no draw paint specified if (draw_paint == null) g.setPaint(oldPaint); String label = edgeStringer.getLabel(e); if (label != null) { labelEdge(g, e, label, x1, x2, y1, y2); } // restore old paint g.setPaint(oldPaint); } }
From source file:org.esa.nest.dat.layers.maptools.components.CompassComponent.java
public void render(final Graphics2D graphics, final ScreenPixelConverter screenPixel) { if (Double.isNaN(angle)) return;//from w w w. j a v a 2 s. c o m final AffineTransform transformSave = graphics.getTransform(); try { final AffineTransform transform = screenPixel.getImageTransform(transformSave); final double scale = (marginPct * 2 * rasterWidth) / (double) image.getWidth(); transform.translate(point1.x, point1.y); transform.scale(scale, scale); transform.rotate(angle); graphics.drawRenderedImage(image, transform); } finally { graphics.setTransform(transformSave); } }
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 ava 2 s. c om @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; }
From source file:org.jcurl.demo.tactics.sg.BroomPromptScenario.java
public BroomPromptScenario() { // create the scene final boolean stickUp = false; final boolean bothSides = true; final int pieAngle = 150; final Color sp = Color.BLACK; final Color bgc = new Color(1, 1, 1, 0.5f); final Stroke fine = new BasicStroke(0.01f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER); final Stroke bold = new BasicStroke(0.03f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_MITER); // final Font fo = new Font("SansSerif", Font.BOLD, 1); final float halo = RockProps.DEFAULT.getRadius(); final float outer = 0.8f * RockProps.DEFAULT.getRadius(); stickLength = (stickUp ? 1 : -1) * 5 * outer; final float inner = 0.5F * outer; final SGGroup me = new SGGroup(); // the transparent background {//from w w w.j av a 2s. com final SGShape bg = node(new Arc2D.Float(-halo, -halo, 2 * halo, 2 * halo, 0, 360, Arc2D.OPEN), null, null, scale0); bg.setFillPaint(bgc); bg.addMouseListener(new MoveHandler()); bg.setMouseBlocker(true); bg.setCursor(moveC); me.add(bg); } // the cross-hair and stick { final int off = 90; final int pieOff = 180; final int arrowLengthDegrees = 7; // colored pie: pie = node(new Arc2D.Float(-outer, -outer, 2 * outer, 2 * outer, off - pieOff, pieAngle, Arc2D.PIE), null, null, scale0); me.add(pie); // inner circle: me.add(node(new Arc2D.Float(-inner, -inner, 2 * inner, 2 * inner, off, pieOff + pieAngle, Arc2D.OPEN), fine, sp, scale50)); // outer circle: me.add(node(new Arc2D.Float(-outer, -outer, 2 * outer, 2 * outer, off, pieOff + pieAngle - (14 + arrowLengthDegrees), Arc2D.OPEN), fine, sp, scale50)); // Semantic zooming: me.add(node(new Arc2D.Float(-outer, -outer, 2 * // outer, 2 * outer, // off, pieOff + pieAngle, Arc2D.OPEN), fine, sp, -scale50)); final double ar = Math.PI * (off + pieAngle) / 180.0; // radius // if (pieAngle % 90 != 0) me.add(node(new Line2D.Double(0, 0, -outer * Math.cos(ar), outer * Math.sin(ar)), bold, sp, scale0)); // arrow: final float f = outer / 10; final SGShape s = node(IceShapes.createArrowHead(f, 3 * f, 0.5f * f), null, null, scale50); s.setFillPaint(sp); final double a = Math.PI * (off + pieAngle - arrowLengthDegrees) / 180.0; final AffineTransform a_ = new AffineTransform(); a_.translate(-outer * Math.cos(a), outer * Math.sin(a)); a_.rotate(Math.PI * (90 - (off + pieAngle) + 8 + arrowLengthDegrees) / 180.0); final Affine s_ = SGTransform.createAffine(a_, s); me.add(s_); } { // y-axis: me.add(node(new Line2D.Float(0, -Math.signum(stickLength) * halo, 0, stickLength), fine, sp, scale0)); // x-axis: me.add(node(new Line2D.Float(-halo, 0, halo, 0), fine, sp, scale0)); } { // slider sli = new SGShape(); sli.setShape(IceShapes.createSlider(0.4f * outer, bothSides)); // sli.setFillPaint(sp); sli.setDrawStroke(fine); sli.setDrawPaint(sp); sli.setMode(Mode.STROKE_FILL); sli.setAntialiasingHint(RenderingHints.VALUE_ANTIALIAS_ON); me.add(slider = SGTransform.createAffine(new AffineTransform(), sli)); slider.setCursor(moveC); slider.addMouseListener(new SpeedHandler()); slider.setMouseBlocker(true); } handle = SGTransform.createAffine(new AffineTransform(), me); scene = SGTransform.createAffine(new AffineTransform(), handle); scene.setVisible(false); }
From source file:org.squidy.nodes.ScreenDispatcher.java
/** * @param image// w w w . ja v a 2 s. c om * @param width * @param height * @return */ private BufferedImage scaleImageTo(BufferedImage image, int width, int height) { int imageWidth = image.getWidth(null); int imageHeight = image.getHeight(null); double scaleX = (double) width / imageWidth; double scaleY = (double) height / imageHeight; if (flipScreen) { scaleX = (double) width / imageHeight; scaleY = (double) height / imageWidth; } AffineTransform at = AffineTransform.getScaleInstance(scaleX, scaleY); if (flipScreen) { at.rotate(Math.PI / 2); at.translate(0, -imageHeight); } BufferedImage scaledImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics2D g2d = scaledImage.createGraphics(); g2d.drawImage(image, at, null); g2d.dispose(); return scaledImage; }
From source file:pl.edu.icm.visnow.lib.utils.ImageUtilities.java
public static BufferedImage rotateImage(BufferedImage img, double angle, int type, Color fillBgColor) { if (img == null) { return null; }//from ww w. java 2 s . c om if (angle > 360.0 || angle < -360) { angle = angle % 360.0; } if (angle < 0) { angle = 360 + angle; } if (angle == 0.0 || angle == 360.0) { return img; } //System.out.println("angle="+angle); int w = img.getWidth(); int h = img.getHeight(); /* AffineTransform tr = new AffineTransform(); tr.rotate(theta,w/2,h/2); BufferedImageOp op = new AffineTransformOp(tr, type); BufferedImage out = op.filter(img,null); */ /* AffineTransform tr = new AffineTransform(); tr.rotate(theta, w/2.0, h/2.0); AffineTransform translationTransform = findTranslation(tr, img); tr.preConcatenate(translationTransform); BufferedImageOp op = new AffineTransformOp(tr, type); BufferedImage out = op.filter(img,null); */ BufferedImage out = null; if (angle == 90.0 || angle == 180.0 || angle == 270.0) { switch ((int) angle) { case 90: out = new BufferedImage(h, w, img.getType()); for (int x = 0; x < w; x++) { for (int y = 0; y < h; y++) { out.setRGB(h - y - 1, x, img.getRGB(x, y)); } } break; case 180: out = new BufferedImage(w, h, img.getType()); for (int x = 0; x < w; x++) { for (int y = 0; y < h; y++) { out.setRGB(w - x - 1, h - y - 1, img.getRGB(x, y)); } } break; case 270: out = new BufferedImage(h, w, img.getType()); for (int x = 0; x < w; x++) { for (int y = 0; y < h; y++) { out.setRGB(y, w - x - 1, img.getRGB(x, y)); } } break; } } else { double theta = angle * Math.PI / 180.0; int neww = w, newh = h; double dx = 0.0, dy = 0.0; double s = Math.sin(theta); double c = Math.cos(theta); if (angle > 0.0 && angle < 90.0) { neww = (int) Math.round(((double) w) * c + ((double) h) * s); newh = (int) Math.round(((double) w) * s + ((double) h) * c); dx = ((double) h) * s; dy = 0.0; } else if (angle > 90.0 && angle < 180.0) { neww = (int) Math.round(-((double) w) * c + ((double) h) * s); newh = (int) Math.round(((double) w) * s - ((double) h) * c); dx = -((double) w) * c + ((double) h) * s; dy = -((double) h) * c; } else if (angle > 180.0 && angle < 270.0) { neww = (int) Math.round(-((double) w) * c - ((double) h) * s); newh = (int) Math.round(-((double) w) * s - ((double) h) * c); dx = -((double) w) * c; dy = -((double) w) * s - ((double) h) * c; } else if (angle > 270.0 && angle < 360.0) { neww = (int) Math.round(((double) w) * c - ((double) h) * s); newh = (int) Math.round(-((double) w) * s + ((double) h) * c); dx = 0.0; dy = -((double) w) * s; } AffineTransform tr = new AffineTransform(); tr.translate(dx, dy); tr.rotate(theta); BufferedImageOp op = new AffineTransformOp(tr, type); out = new BufferedImage(neww, newh, img.getType()); Graphics2D g2d = (Graphics2D) out.getGraphics(); Rectangle clear = new Rectangle(0, 0, out.getWidth(), out.getHeight()); g2d.setPaint(fillBgColor); g2d.fill(clear); op.filter(img, out); } return out; }
From source file:spectrogram.Spectrogram.java
private void drawRotatedText(int tx, int ty, double theta, String text) { AffineTransform fontAT = new AffineTransform(); fontAT.setToIdentity();/*from w w w. ja va 2s . c o m*/ fontAT.rotate(Math.toRadians(theta)); Font curFont = grph.getFont(); Font rotFont = curFont.deriveFont(fontAT); grph.setFont(rotFont); grph.drawString(text, tx, ty); grph.setFont(curFont); }