List of usage examples for java.awt.geom AffineTransform AffineTransform
public AffineTransform()
From source file:AffineTransformApp.java
DisplayPanel() {
setBackground(Color.black);/*from w ww . ja v a 2 s . c o m*/
loadImage();
setSize(displayImage.getWidth(this), displayImage.getWidth(this)); // panel
createBufferedImages();
transform = new AffineTransform();
}
From source file:org.apache.fop.render.pdf.pdfbox.PSPDFGraphics2D.java
protected void applyPaint(Paint paint, boolean fill) { preparePainting();/*from w ww .j a v a2 s . c om*/ if (paint instanceof AxialShadingPaint || paint instanceof RadialShadingPaint) { PaintContext paintContext = paint.createContext(null, new Rectangle(), null, new AffineTransform(), getRenderingHints()); int deviceColorSpace = PDFDeviceColorSpace.DEVICE_RGB; if (paint instanceof AxialShadingPaint) { try { AxialShadingContext asc = (AxialShadingContext) paintContext; float[] fCoords = asc.getCoords(); transformCoords(fCoords, paint, true); PDFunction function = asc.getFunction(); Function targetFT = getFunction(function); if (targetFT != null) { if (targetFT.getFunctions().size() == 5 && targetFT.getFunctions().get(0).getFunctionType() == 0) { return; } List<Double> dCoords = floatArrayToDoubleList(fCoords); PDFDeviceColorSpace colSpace = new PDFDeviceColorSpace(deviceColorSpace); Shading shading = new Shading(2, colSpace, dCoords, targetFT); Pattern pattern = new Pattern(2, shading, null); // gen.write(Gradient.outputPattern(pattern, doubleFormatter)); } } catch (IOException ioe) { handleIOException(ioe); } } else if (paint instanceof RadialShadingPaint) { try { RadialShadingContext rsc = (RadialShadingContext) paintContext; float[] fCoords = rsc.getCoords(); transformCoords(fCoords, paint, false); PDFunction function = rsc.getFunction(); Function targetFT3 = getFunction(function); List<Double> dCoords = floatArrayToDoubleList(fCoords); PDFDeviceColorSpace colSpace = new PDFDeviceColorSpace(deviceColorSpace); Shading shading = new Shading(3, colSpace, dCoords, targetFT3); Pattern pattern = new Pattern(2, shading, null); // gen.write(Gradient.outputPattern(pattern, doubleFormatter)); } catch (IOException ioe) { handleIOException(ioe); } } } }
From source file:org.uva.itast.blended.omr.pages.PageImage.java
/** * @param data.getImage()/*from w w w .j a va2 s . co m*/ */ public void resetAlignmentInfo() { AffineTransform tr = new AffineTransform(); double horizRatio = getHorizontalResolution(); double vertRatio = getVerticalResolution(); // Do not assume square pixels tr.setToScale(horizRatio, vertRatio); setAlignmentInfo(tr); }
From source file:org.apache.fop.afp.svg.AFPGraphicsConfiguration.java
/** * The default transform (1:1).// w ww .j a va 2 s . c o m * * @return the default transform for the configuration */ public AffineTransform getDefaultTransform() { LOG.debug("getDefaultTransform()"); if (defaultTransform == null) { defaultTransform = new AffineTransform(); } return defaultTransform; }
From source file:PathLength.java
/** * Flattens the path and determines the path length. */// ww w . ja va2 s . c o m protected void initialise() { pathLength = 0f; PathIterator pi = path.getPathIterator(new AffineTransform()); SingleSegmentPathIterator sspi = new SingleSegmentPathIterator(); segments = new ArrayList(20); List indexes = new ArrayList(20); int index = 0; int origIndex = -1; float lastMoveX = 0f; float lastMoveY = 0f; float currentX = 0f; float currentY = 0f; float[] seg = new float[6]; int segType; segments.add(new PathSegment(PathIterator.SEG_MOVETO, 0f, 0f, 0f, origIndex)); while (!pi.isDone()) { origIndex++; indexes.add(new Integer(index)); segType = pi.currentSegment(seg); switch (segType) { case PathIterator.SEG_MOVETO: segments.add(new PathSegment(segType, seg[0], seg[1], pathLength, origIndex)); currentX = seg[0]; currentY = seg[1]; lastMoveX = currentX; lastMoveY = currentY; index++; pi.next(); break; case PathIterator.SEG_LINETO: pathLength += Point2D.distance(currentX, currentY, seg[0], seg[1]); segments.add(new PathSegment(segType, seg[0], seg[1], pathLength, origIndex)); currentX = seg[0]; currentY = seg[1]; index++; pi.next(); break; case PathIterator.SEG_CLOSE: pathLength += Point2D.distance(currentX, currentY, lastMoveX, lastMoveY); segments.add(new PathSegment(PathIterator.SEG_LINETO, lastMoveX, lastMoveY, pathLength, origIndex)); currentX = lastMoveX; currentY = lastMoveY; index++; pi.next(); break; default: sspi.setPathIterator(pi, currentX, currentY); FlatteningPathIterator fpi = new FlatteningPathIterator(sspi, 0.01f); while (!fpi.isDone()) { segType = fpi.currentSegment(seg); if (segType == PathIterator.SEG_LINETO) { pathLength += Point2D.distance(currentX, currentY, seg[0], seg[1]); segments.add(new PathSegment(segType, seg[0], seg[1], pathLength, origIndex)); currentX = seg[0]; currentY = seg[1]; index++; } fpi.next(); } } } segmentIndexes = new int[indexes.size()]; for (int i = 0; i < segmentIndexes.length; i++) { segmentIndexes[i] = ((Integer) indexes.get(i)).intValue(); } initialised = true; }
From source file:org.esa.snap.core.gpf.common.BandMathsOpTest.java
@Test public void testGeoCodingIsCopied() throws Exception { Map<String, Object> parameters = new HashMap<>(); BandMathsOp.BandDescriptor[] bandDescriptors = new BandMathsOp.BandDescriptor[1]; bandDescriptors[0] = createBandDescription("aBandName", "1.0", ProductData.TYPESTRING_UINT8, "simpleUnits"); parameters.put("targetBands", bandDescriptors); Product sourceProduct = createTestProduct(4, 4); CoordinateReferenceSystem decode = CRS.decode("EPSG:32632"); Rectangle imageBounds = new Rectangle(4, 4); AffineTransform imageToMap = new AffineTransform(); final GeoCoding geoCoding = new CrsGeoCoding(decode, imageBounds, imageToMap); sourceProduct.setSceneGeoCoding(geoCoding); Product targetProduct = GPF.createProduct("BandMaths", parameters, sourceProduct); assertNotNull(targetProduct);//from ww w .ja va 2s . co m assertNotNull(targetProduct.getSceneGeoCoding()); assertTrue(targetProduct.isUsingSingleGeoCoding()); }
From source file:org.esa.snap.core.gpf.common.BandMathsOpTest.java
@Test public void testGeoCodingIsCopiedWithRasterInExpresssion() throws Exception { Product sourceProduct = createTestProduct(4, 4); CoordinateReferenceSystem decode = CRS.decode("EPSG:32632"); Rectangle imageBounds = new Rectangle(4, 4); AffineTransform imageToMap = new AffineTransform(); final GeoCoding geoCoding = new CrsGeoCoding(decode, imageBounds, imageToMap); sourceProduct.setSceneGeoCoding(geoCoding); Map<String, Object> parameters = new HashMap<>(); BandMathsOp.BandDescriptor[] bandDescriptors = new BandMathsOp.BandDescriptor[1]; bandDescriptors[0] = createBandDescription("aBandName", "band1 * 2.0", ProductData.TYPESTRING_UINT8, "simpleUnits"); parameters.put("targetBands", bandDescriptors); Product targetProduct = GPF.createProduct("BandMaths", parameters, sourceProduct); assertNotNull(targetProduct);//from w ww.ja v a 2 s .c o m assertNotNull(targetProduct.getSceneGeoCoding()); assertNotNull(targetProduct.getBand("aBandName").getGeoCoding()); }
From source file:org.apache.fop.render.java2d.Java2DSVGHandler.java
/** {@inheritDoc} */ protected void renderSVGDocument(RendererContext context, Document doc) { Java2DInfo info = getJava2DInfo(context); if (log.isDebugEnabled()) { log.debug("renderSVGDocument(" + context + ", " + doc + ", " + info + ")"); }//ww w . j a v a 2s .c om // fallback paint as bitmap if (info.paintAsBitmap) { try { super.renderSVGDocument(context, doc); } catch (IOException ioe) { SVGEventProducer eventProducer = SVGEventProducer.Provider .get(context.getUserAgent().getEventBroadcaster()); eventProducer.svgRenderingError(this, ioe, getDocumentURI(doc)); } return; } int x = info.currentXPosition; int y = info.currentYPosition; SVGUserAgent ua = new SVGUserAgent(context.getUserAgent(), new AffineTransform()); BridgeContext ctx = new BridgeContext(ua); //Cloning SVG DOM as Batik attaches non-thread-safe facilities (like the CSS engine) //to it. Document clonedDoc = BatikUtil.cloneSVGDocument(doc); GraphicsNode root; try { GVTBuilder builder = new GVTBuilder(); root = builder.build(ctx, clonedDoc); } catch (Exception e) { SVGEventProducer eventProducer = SVGEventProducer.Provider .get(context.getUserAgent().getEventBroadcaster()); eventProducer.svgNotBuilt(this, e, getDocumentURI(doc)); return; } // If no viewbox is defined in the svg file, a viewbox of 100x100 is // assumed, as defined in SVGUserAgent.getViewportSize() float iw = (float) ctx.getDocumentSize().getWidth() * 1000f; float ih = (float) ctx.getDocumentSize().getHeight() * 1000f; float w = info.width; float h = info.height; AffineTransform origTransform = info.state.getGraph().getTransform(); // correct integer roundoff info.state.getGraph().translate(x / 1000f, y / 1000f); //SVGSVGElement svg = ((SVGDocument) doc).getRootElement(); // Aspect ratio preserved by layout engine, not here AffineTransform at = AffineTransform.getScaleInstance(w / iw, h / ih); if (!at.isIdentity()) { info.state.getGraph().transform(at); } try { root.paint(info.state.getGraph()); } catch (Exception e) { SVGEventProducer eventProducer = SVGEventProducer.Provider .get(context.getUserAgent().getEventBroadcaster()); eventProducer.svgRenderingError(this, e, getDocumentURI(doc)); } info.state.getGraph().setTransform(origTransform); }
From source file:com.piaoyou.util.ImageUtil.java
/** * @todo: xem lai ham nay, neu kich thuoc nho hon max thi ta luu truc tiep * inputStream xuong thumbnailFile luon * * This method create a thumbnail and reserve the ratio of the output image * NOTE: This method closes the inputStream after it have done its work. * * @param inputStream the stream of a jpeg file * @param outputStream the output stream * @param maxWidth the maximum width of the image * @param maxHeight the maximum height of the image * @throws IOException//from w w w .j a va2s .c o m * @throws BadInputException */ public static void createThumbnail(InputStream inputStream, OutputStream outputStream, int maxWidth, int maxHeight) throws IOException { if (inputStream == null) { throw new IllegalArgumentException("inputStream must not be null."); } if (outputStream == null) { throw new IllegalArgumentException("outputStream must not be null."); } //boolean useSun = false; if (maxWidth <= 0) { throw new IllegalArgumentException("maxWidth must >= 0"); } if (maxHeight <= 0) { throw new IllegalArgumentException("maxHeight must >= 0"); } try { //JPEGImageDecoder decoder = JPEGCodec.createJPEGDecoder(inputStream); //BufferedImage srcImage = decoder.decodeAsBufferedImage(); byte[] srcByte = FileUtil.getBytes(inputStream); InputStream is = new ByteArrayInputStream(srcByte); //ImageIcon imageIcon = new ImageIcon(srcByte); //Image srcImage = imageIcon.getImage(); BufferedImage srcImage = ImageIO.read(is); if (srcImage == null) { throw new IOException("Cannot decode image. Please check your file again."); } int imgWidth = srcImage.getWidth(); int imgHeight = srcImage.getHeight(); // imgWidth or imgHeight could be -1, which is considered as an assertion AssertionUtil.doAssert((imgWidth > 0) && (imgHeight > 0), "Assertion: ImageUtil: cannot get the image size."); // Set the scale. AffineTransform tx = new AffineTransform(); if ((imgWidth > maxWidth) || (imgHeight > maxHeight)) { double scaleX = (double) maxWidth / imgWidth; double scaleY = (double) maxHeight / imgHeight; double scaleRatio = (scaleX < scaleY) ? scaleX : scaleY; imgWidth = (int) (imgWidth * scaleX); imgWidth = (imgWidth == 0) ? 1 : imgWidth; imgHeight = (int) (imgHeight * scaleY); imgHeight = (imgHeight == 0) ? 1 : imgHeight; // scale as needed tx.scale(scaleRatio, scaleRatio); } else {// we don't need any transform here, just save it to file and return outputStream.write(srcByte); return; } // create thumbnail image BufferedImage bufferedImage = new BufferedImage(imgWidth, imgHeight, BufferedImage.TYPE_INT_RGB); Graphics2D g = bufferedImage.createGraphics(); boolean useTransform = false; if (useTransform) {// use transfrom to draw //log.trace("use transform"); g.drawImage(srcImage, tx, null); } else {// use java filter //log.trace("use filter"); Image scaleImage = getScaledInstance(srcImage, imgWidth, imgHeight); g.drawImage(scaleImage, 0, 0, null); } g.dispose();// free resource // write it to outputStream // JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(outputStream); // encoder.encode(bufferedImage); ImageIO.write(bufferedImage, "jpeg", outputStream); } catch (IOException e) { log.error("Error", e); throw e; } finally {// this finally is very important try { inputStream.close(); } catch (IOException e) { /* ignore */ e.printStackTrace(); } try { outputStream.close(); } catch (IOException e) {/* ignore */ e.printStackTrace(); } } }
From source file:be.fedict.eidviewer.gui.printing.IDPrintout.java
public int print(Graphics graphics, PageFormat pageFormat, int pageNumber) throws PrinterException { // we only support printing all in one single page if (pageNumber > 0) return Printable.NO_SUCH_PAGE; logger.finest(new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE) .append("width", pageFormat.getWidth()).append("height", pageFormat.getHeight()) .append("imageableWidth", pageFormat.getImageableWidth()) .append("imageableHeight", pageFormat.getImageableHeight()) .append("imageableX", pageFormat.getImageableX()).append("imageableY", pageFormat.getImageableY()) .append("orientation", pageFormat.getOrientation()) .append("paper.width", pageFormat.getPaper().getWidth()) .append("paper.height", pageFormat.getPaper().getHeight()) .append("paper.imageableWidth", pageFormat.getPaper().getImageableWidth()) .append("paper.imageableHeight", pageFormat.getPaper().getImageableHeight()) .append("paper.imageableX", pageFormat.getPaper().getImageableX()) .append("paper.imageableY", pageFormat.getPaper().getImageableY()).toString()); logger.finest(new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE) .append("clip.width", graphics.getClipBounds().width) .append("clip.height", graphics.getClipBounds().height).append("clip.x", graphics.getClipBounds().x) .append("clip.y", graphics.getClipBounds().y).toString()); // translate graphics2D with origin at top left first imageable location Graphics2D graphics2D = (Graphics2D) graphics; graphics2D.translate(pageFormat.getImageableX(), pageFormat.getImageableY()); // keep imageable width and height as variables for clarity (we use them often) float imageableWidth = (float) pageFormat.getImageableWidth(); float imageableHeight = (float) pageFormat.getImageableHeight(); // Coat of Arms images are stored at approx 36 DPI, scale 1/2 to get to Java default of 72DPI AffineTransform coatOfArmsTransform = new AffineTransform(); coatOfArmsTransform.scale(0.5, 0.5); // photo images are stored at approx 36 DPI, scale 1/2 to get to Java default of 72DPI AffineTransform photoTransform = new AffineTransform(); photoTransform.scale(0.5, 0.5);//from w w w .ja va 2 s . c o m photoTransform.translate((imageableWidth * 2) - (photo.getWidth(this)), 0); // make sure foreground is black, and draw coat of Arms and photo at the top of the page // using the transforms to scale them to 72DPI. graphics2D.setColor(Color.BLACK); graphics2D.drawImage(coatOfArms, coatOfArmsTransform, null); graphics2D.drawImage(photo, photoTransform, null); // calculate some sizes that need to take into account the scaling of the graphics, to avoid dragging // those non-intuitive "/2" further along in the code. float headerHeight = (float) (coatOfArms.getHeight(this)) / 2; float coatOfArmsWidth = (float) (coatOfArms.getWidth(this)) / 2; float photoWidth = (float) (photo.getWidth(this)) / 2; float headerSpaceBetweenImages = imageableWidth - (coatOfArmsWidth + photoWidth + (SPACE_BETWEEN_ITEMS * 2)); logger.finest(new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE).append("headerHeight", headerHeight) .append("coatOfArmsWidth", coatOfArmsWidth).append("photoWidth", photoWidth) .append("headerSpaceBetweenImages", headerSpaceBetweenImages).toString()); // get localised strings for card type. We'll take a new line every time a ";" is found in the resource String[] cardTypeStr = (bundle.getString("type_" + this.identity.getDocumentType().toString()) .toUpperCase()).split(";"); // if a "mention" is present, append it so it appears below the card type string, between brackets if (identity.getSpecialOrganisation() != SpecialOrganisation.UNSPECIFIED) { String mention = TextFormatHelper.getSpecialOrganisationString(bundle, identity.getSpecialOrganisation()); if (mention != null && !mention.isEmpty()) { String[] cardTypeWithMention = new String[cardTypeStr.length + 1]; System.arraycopy(cardTypeStr, 0, cardTypeWithMention, 0, cardTypeStr.length); cardTypeWithMention[cardTypeStr.length] = "(" + mention + ")"; cardTypeStr = cardTypeWithMention; } } // iterate from MAXIMAL_FONT_SIZE, calculating how much space would be required to fit the card type strings // stop when a font size is found where they all fit the space between the graphics in an orderly manner boolean sizeFound = false; int fontSize; for (fontSize = TITLE_MAXIMAL_FONT_SIZE; (fontSize >= MINIMAL_FONT_SIZE) && (!sizeFound); fontSize--) // count down slowly until we find one that fits nicely { logger.log(Level.FINE, "fontSize=" + fontSize + " sizeFound=" + sizeFound); graphics2D.setFont(new Font(FONT, Font.PLAIN, fontSize)); sizeFound = (ImageUtilities.getTotalStringWidth(graphics2D, cardTypeStr) < headerSpaceBetweenImages) && (ImageUtilities.getTotalStringHeight(graphics2D, cardTypeStr) < headerHeight); } // unless with extremely small papers, a size should always have been found. // draw the card type strings, centered, between the images at the top of the page if (sizeFound) { graphics2D.setFont(new Font(FONT, Font.PLAIN, fontSize + 1)); float cardTypeHeight = cardTypeStr.length * ImageUtilities.getStringHeight(graphics2D); float cardTypeBaseLine = ((headerHeight - cardTypeHeight) / 2) + ImageUtilities.getAscent(graphics2D); float cardTypeLineHeight = ImageUtilities.getStringHeight(graphics2D); logger.finest(new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE) .append("cardTypeHeight", cardTypeHeight).append("cardTypeBaseLine", cardTypeBaseLine) .append("cardTypeLineHeight", cardTypeLineHeight).toString()); for (int i = 0; i < cardTypeStr.length; i++) { float left = (coatOfArmsWidth + SPACE_BETWEEN_ITEMS + (headerSpaceBetweenImages - ImageUtilities.getStringWidth(graphics2D, cardTypeStr[i])) / 2); float leading = (float) cardTypeLineHeight * i; graphics2D.drawString(cardTypeStr[i], left, cardTypeBaseLine + leading); } } // populate idAttributes with all the information from identity and address // as well as date printed and some separators List<IdentityAttribute> idAttributes = populateAttributeList(); // draw a horizontal line just below the header (images + card type titles) graphics2D.drawLine(0, (int) headerHeight, (int) imageableWidth, (int) headerHeight); // calculate how much space is left between the header and the bottom of the imageable area headerHeight += 32; // take some distance from header float imageableDataHeight = imageableHeight - headerHeight; float totalDataWidth = 0, totalDataHeight = 0; float labelWidth, widestLabelWidth = 0; float valueWidth, widestValueWidth = 0; // iterate from MAXIMAL_FONT_SIZE, calculating how much space would be required to fit the information in idAttributes into // the space between the header and the bottom of the imageable area // stop when a font size is found where it all fits in an orderly manner sizeFound = false; for (fontSize = MAXIMAL_FONT_SIZE; (fontSize >= MINIMAL_FONT_SIZE) && (!sizeFound); fontSize--) // count down slowly until we find one that fits nicely { logger.log(Level.FINE, "fontSize=" + fontSize + " sizeFound=" + sizeFound); graphics2D.setFont(new Font(FONT, Font.PLAIN, fontSize)); widestLabelWidth = 0; widestValueWidth = 0; for (IdentityAttribute attribute : idAttributes) { if (attribute == SEPARATOR) continue; labelWidth = ImageUtilities.getStringWidth(graphics2D, attribute.getLabel()); valueWidth = ImageUtilities.getStringWidth(graphics2D, attribute.getValue()); if (labelWidth > widestLabelWidth) widestLabelWidth = labelWidth; if (valueWidth > widestValueWidth) widestValueWidth = valueWidth; } totalDataWidth = widestLabelWidth + SPACE_BETWEEN_ITEMS + widestValueWidth; totalDataHeight = ImageUtilities.getStringHeight(graphics2D) + (ImageUtilities.getStringHeight(graphics2D) * idAttributes.size()); if ((totalDataWidth < imageableWidth) && (totalDataHeight < imageableDataHeight)) sizeFound = true; } logger.finest(new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE) .append("widestLabelWidth", widestLabelWidth).append("widestValueWidth", widestValueWidth) .append("totalDataWidth", totalDataWidth).append("totalDataHeight", totalDataHeight).toString()); // unless with extremely small papers, a size should always have been found. // draw the identity, addess and date printed information, in 2 columns, centered inside the // space between the header and the bottom of the imageable area if (sizeFound) { graphics2D.setFont(new Font(FONT, Font.PLAIN, fontSize)); float labelsLeft = (imageableWidth - totalDataWidth) / 2; float valuesLeft = labelsLeft + widestLabelWidth + SPACE_BETWEEN_ITEMS; float dataLineHeight = ImageUtilities.getStringHeight(graphics2D); float dataTop = dataLineHeight + headerHeight + ((imageableDataHeight - totalDataHeight) / 2); float lineNumber = 0; logger.finest(new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE).append("labelsLeft", labelsLeft) .append("valuesLeft", valuesLeft).append("dataLineHeight", dataLineHeight) .append("dataTop", dataTop).toString()); for (IdentityAttribute attribute : idAttributes) { if (attribute != SEPARATOR) // data { graphics2D.setColor(attribute.isRelevant() ? Color.BLACK : Color.LIGHT_GRAY); graphics2D.drawString(attribute.getLabel(), labelsLeft, dataTop + (lineNumber * dataLineHeight)); graphics2D.drawString(attribute.getValue(), valuesLeft, dataTop + (lineNumber * dataLineHeight)); } else // separator { int y = (int) (((dataTop + (lineNumber * dataLineHeight) + (dataLineHeight / 2))) - ImageUtilities.getAscent(graphics2D)); graphics2D.setColor(Color.BLACK); graphics2D.drawLine((int) labelsLeft, y, (int) (labelsLeft + totalDataWidth), y); } lineNumber++; } } // tell Java printing that all this makes for a page worth printing :-) return Printable.PAGE_EXISTS; }