List of usage examples for java.awt Graphics2D drawImage
public abstract boolean drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer);
From source file:business.model.CaptchaModel.java
/** * * @param baseImage//from ww w.j a va 2s . c o m * @return */ private static BufferedImage getDistortedImage(BufferedImage baseImage) { BufferedImage distortedImage = new BufferedImage(baseImage.getWidth(), baseImage.getHeight(), BufferedImage.TYPE_INT_ARGB); Graphics2D graph = (Graphics2D) distortedImage.getGraphics(); ShadowFilter shadowFilter = new ShadowFilter(); shadowFilter.setRadius(10); shadowFilter.setDistance(5); shadowFilter.setOpacity(1); Random rand = new Random(); RippleFilter rippleFilter = new RippleFilter(); rippleFilter.setWaveType(RippleFilter.SINE); rippleFilter.setXAmplitude(1.6f); rippleFilter.setYAmplitude(1.0f); rippleFilter.setXWavelength(5); rippleFilter.setYWavelength(2); rippleFilter.setEdgeAction(TransformFilter.BILINEAR); BufferedImage effectImage = rippleFilter.filter(baseImage, null); effectImage = shadowFilter.filter(effectImage, null); graph.drawImage(effectImage, 0, 0, null, null); graph.dispose(); // draw lines over the image and/or text // noiseProducer.makeNoise(distortedImage, .1f, .1f, .25f, .25f); return distortedImage; }
From source file:au.org.ala.biocache.web.WMSController.java
/** * Method that produces the downloadable map integrated in AVH/OZCAM/Biocache. * * @param requestParams/*w w w .j a v a2 s .co m*/ * @param format * @param extents * @param widthMm * @param pointRadiusMm * @param pradiusPx * @param pointColour * @param pointOpacity * @param baselayer * @param scale * @param dpi * @param outlinePoints * @param outlineColour * @param fileName * @param request * @param response * @throws Exception */ @RequestMapping(value = { "/webportal/wms/image", "/mapping/wms/image" }, method = RequestMethod.GET) public void generatePublicationMap(SpatialSearchRequestParams requestParams, @RequestParam(value = "format", required = false, defaultValue = "jpg") String format, @RequestParam(value = "extents", required = true) String extents, @RequestParam(value = "widthmm", required = false, defaultValue = "60") Double widthMm, @RequestParam(value = "pradiusmm", required = false, defaultValue = "2") Double pointRadiusMm, @RequestParam(value = "pradiuspx", required = false) Integer pradiusPx, @RequestParam(value = "pcolour", required = false, defaultValue = "FF0000") String pointColour, @RequestParam(value = "popacity", required = false, defaultValue = "0.8") Double pointOpacity, @RequestParam(value = "baselayer", required = false, defaultValue = "world") String baselayer, @RequestParam(value = "scale", required = false, defaultValue = "off") String scale, @RequestParam(value = "dpi", required = false, defaultValue = "300") Integer dpi, @RequestParam(value = "outline", required = true, defaultValue = "false") boolean outlinePoints, @RequestParam(value = "outlineColour", required = true, defaultValue = "#000000") String outlineColour, @RequestParam(value = "fileName", required = false) String fileName, HttpServletRequest request, HttpServletResponse response) throws Exception { String[] bb = extents.split(","); double long1 = Double.parseDouble(bb[0]); double lat1 = Double.parseDouble(bb[1]); double long2 = Double.parseDouble(bb[2]); double lat2 = Double.parseDouble(bb[3]); if (lat1 <= -90) { lat1 = -89.999; } if (lat2 >= 90) { lat2 = 89.999; } int pminx = convertLngToPixel(long1); int pminy = convertLatToPixel(lat1); int pmaxx = convertLngToPixel(long2); int pmaxy = convertLatToPixel(lat2); int width = (int) ((dpi / 25.4) * widthMm); int height = (int) Math.round(width * ((pminy - pmaxy) / (double) (pmaxx - pminx))); if (height * width > MAX_IMAGE_PIXEL_COUNT) { String errorMessage = "Image size in pixels " + width + "x" + height + " exceeds " + MAX_IMAGE_PIXEL_COUNT + " pixels. Make the image smaller"; response.sendError(response.SC_NOT_ACCEPTABLE, errorMessage); throw new Exception(errorMessage); } int pointSize = -1; if (pradiusPx != null) { pointSize = (int) pradiusPx; } else { pointSize = (int) ((dpi / 25.4) * pointRadiusMm); } double[] boundingBox = transformBbox4326To900913(Double.parseDouble(bb[0]), Double.parseDouble(bb[1]), Double.parseDouble(bb[2]), Double.parseDouble(bb[3])); //"http://biocache.ala.org.au/ws/webportal/wms/reflect? //q=macropus&ENV=color%3Aff0000%3Bname%3Acircle%3Bsize%3A3%3Bopacity%3A1 //&BBOX=12523443.0512,-2504688.2032,15028131.5936,0.33920000120997&WIDTH=256&HEIGHT=256"); String speciesAddress = baseWsUrl + "/ogc/wms/reflect?" + "ENV=color%3A" + pointColour + "%3Bname%3Acircle%3Bsize%3A" + pointSize + "%3Bopacity%3A" + pointOpacity + "&BBOX=" + boundingBox[0] + "," + boundingBox[1] + "," + boundingBox[2] + "," + boundingBox[3] + "&WIDTH=" + width + "&HEIGHT=" + height + "&OUTLINE=" + outlinePoints + "&OUTLINECOLOUR=" + outlineColour + "&" + request.getQueryString(); URL speciesURL = new URL(speciesAddress); BufferedImage speciesImage = ImageIO.read(speciesURL); //"http://spatial.ala.org.au/geoserver/wms/reflect? //LAYERS=ALA%3Aworld&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES= //&FORMAT=image%2Fjpeg&SRS=EPSG%3A900913&BBOX=12523443.0512,-1252343.932,13775787.3224,0.33920000004582&WIDTH=256&HEIGHT=256" String layout = ""; if (!scale.equals("off")) { layout += "layout:scale"; } String basemapAddress = geoserverUrl + "/wms/reflect?" + "LAYERS=ALA%3A" + baselayer + "&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=" + "&FORMAT=image%2Fpng&SRS=EPSG%3A900913" //specify the mercator projection + "&BBOX=" + boundingBox[0] + "," + boundingBox[1] + "," + boundingBox[2] + "," + boundingBox[3] + "&WIDTH=" + width + "&HEIGHT=" + height + "&OUTLINE=" + outlinePoints + "&format_options=dpi:" + dpi + ";" + layout; BufferedImage basemapImage = ImageIO.read(new URL(basemapAddress)); BufferedImage img = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); Graphics2D combined = (Graphics2D) img.getGraphics(); combined.drawImage(basemapImage, 0, 0, Color.WHITE, null); //combined.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, pointOpacity.floatValue())); combined.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1.0f)); combined.drawImage(speciesImage, null, 0, 0); combined.dispose(); //if filename supplied, force a download if (fileName != null) { response.setContentType("application/octet-stream"); response.setHeader("Content-Description", "File Transfer"); response.setHeader("Content-Disposition", "attachment; filename=" + fileName); response.setHeader("Content-Transfer-Encoding", "binary"); } else if (format.equalsIgnoreCase("png")) { response.setContentType("image/png"); } else { response.setContentType("image/jpeg"); } if (format.equalsIgnoreCase("png")) { OutputStream os = response.getOutputStream(); ImageIO.write(img, format, os); os.close(); } else { //handle jpeg + BufferedImage.TYPE_INT_ARGB BufferedImage img2; Graphics2D c2; (c2 = (Graphics2D) (img2 = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB)).getGraphics()) .drawImage(img, 0, 0, Color.WHITE, null); c2.dispose(); OutputStream os = response.getOutputStream(); ImageIO.write(img2, format, os); os.close(); } }