List of usage examples for java.awt Graphics2D drawImage
public abstract boolean drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, ImageObserver observer);
From source file:org.csml.tommo.sugar.modules.MappingQuality.java
private void writeImage2HTML(HTMLReportArchive report, LaneCoordinates laneCoordinates, TileNumeration tileNumeration) throws IOException { final MappingQualityTableModel model = new MappingQualityTableModel(this, laneCoordinates, tileNumeration); ZipOutputStream zip = report.zipFile(); StringBuffer b = report.htmlDocument(); StringBuffer d = report.dataDocument(); int imgSize = Options.getHeatmapImageSize() + 1; // add one pixel for internal grid int width = imgSize * model.getColumnCount() + 1; // add one pixel for left border int topBottomSeparator = 50; if (model.getTopBottomSeparatorColumn() > 0) { width += topBottomSeparator; // add top bottom separator }/* w w w .j a va 2 s. c om*/ int height = imgSize * model.getRowCount() + 1; // add one pixel for top border int yOffset = 10 * model.getTileNumeration().getCycleSize(); // space for column header int xOffset = 50; // space for row header BufferedImage fullImage = new BufferedImage(width + xOffset, height + yOffset, BufferedImage.TYPE_INT_RGB); Graphics2D g2 = (Graphics2D) fullImage.getGraphics(); Color headerBackground = new Color(0x00, 0x00, 0x80); Color headerForeground = Color.WHITE; // Do the headers d.append("#Tiles: "); d.append("\t"); g2.setColor(headerBackground); g2.fillRect(0, height, width + xOffset, yOffset); g2.fillRect(width, 0, xOffset, height + yOffset); g2.setColor(headerForeground); g2.setFont(g2.getFont().deriveFont(7f).deriveFont(Font.BOLD)); drawColumnHeader(g2, model, imgSize, topBottomSeparator, height, d); g2.setFont(g2.getFont().deriveFont(9f).deriveFont(Font.BOLD)); drawRowHeader(g2, model, imgSize, width, xOffset); long before = System.currentTimeMillis(); for (int r = 0; r < model.getRowCount(); r++) { int separator = 0; for (int c = 0; c < model.getColumnCount(); c++) { TileCoordinates tileCoordinate = model.getCoordinateAt(r, c); MappingQualityMatrix matrix = getMeanQualityMatrix(tileCoordinate); if (matrix != null) { if (r < MappingQualityMatrix.THRESHOLDS.length) { ColorPaintScale paintScale = MappingQualityCellRenderer.getThresholdPaintScale(); BufferedImage image = (BufferedImage) matrix .createBufferedImageForThreshold(MappingQualityMatrix.THRESHOLDS[r], paintScale); g2.drawImage(image, 1 + imgSize * c + separator, 1 + imgSize * r, imgSize * (c + 1) + separator, imgSize * (r + 1), 0, 0, image.getWidth(), image.getHeight(), null); } else { ColorPaintScale paintScale = MappingQualityCellRenderer.getAveragePaintScale(); BufferedImage image = (BufferedImage) matrix.createBufferedImage(paintScale); g2.drawImage(image, 1 + imgSize * c + separator, 1 + imgSize * r, imgSize * (c + 1) + separator, imgSize * (r + 1), 0, 0, image.getWidth(), image.getHeight(), null); } } else { d.append("Missing matrix for: " + tileCoordinate + "\n"); } if (c == model.getTopBottomSeparatorColumn()) { separator = topBottomSeparator; } } } g2.dispose(); String imgFileName = "quality_matrix_" + laneCoordinates.getFlowCell() + "_" + laneCoordinates.getLane() + ".png"; zip.putNextEntry(new ZipEntry(report.folderName() + "/Images/" + imgFileName)); ImageIO.write(fullImage, "png", zip); b.append("<img src=\"Images/" + imgFileName + "\" alt=\"full image\">\n"); long after = System.currentTimeMillis(); d.append("Creating report time: " + (after - before)); }
From source file:org.csml.tommo.sugar.modules.QualityHeatMapsPerTileAndBase.java
private void writeImage2HTML(HTMLReportArchive report, LaneCoordinates laneCoordinates, TileNumeration tileNumeration) throws IOException { final ResultsTableModel model = new ResultsTableModel(this, laneCoordinates, tileNumeration); ZipOutputStream zip = report.zipFile(); StringBuffer b = report.htmlDocument(); StringBuffer d = report.dataDocument(); int imgSize = Options.getHeatmapImageSize() + 1; // add one pixel for internal grid int width = imgSize * model.getColumnCount() + 1; // add one pixel for left border int topBottomSeparator = 50; if (model.getTopBottomSeparatorColumn() > 0) { width += topBottomSeparator; // add top bottom separator }/*from w w w .jav a 2s . c om*/ int height = imgSize * model.getRowCount() + 1; // add one pixel for top border int yOffset = 10 * model.getTileNumeration().getCycleSize(); // space for column header int xOffset = 20; // space for row header BufferedImage fullImage = new BufferedImage(width + xOffset, height + yOffset, BufferedImage.TYPE_INT_RGB); Graphics2D g2 = (Graphics2D) fullImage.getGraphics(); Color headerBackground = new Color(0x00, 0x00, 0x80); Color headerForeground = Color.WHITE; // Do the headers d.append("#Tiles: "); d.append("\t"); g2.setColor(headerBackground); g2.fillRect(0, height, width + xOffset, yOffset); g2.fillRect(width, 0, xOffset, height + yOffset); g2.setColor(headerForeground); g2.setFont(g2.getFont().deriveFont(7f).deriveFont(Font.BOLD)); drawColumnHeader(g2, model, imgSize, topBottomSeparator, height, d); g2.setFont(g2.getFont().deriveFont(9f).deriveFont(Font.BOLD)); drawRowHeader(g2, model, imgSize, width, xOffset); long before = System.currentTimeMillis(); for (int r = 0; r < model.getRowCount(); r++) { int separator = 0; // "header" for base position number for (int c = 0; c < model.getColumnCount(); c++) { TileBPCoordinates tileBPCoordinate = model.getCoordinateAt(r, c); MeanQualityMatrix matrix = getMeanQualityMatrix(tileBPCoordinate); if (matrix != null) { BufferedImage image = (BufferedImage) matrix.createBufferedImage(LinearPaintScale.PAINT_SCALE); g2.drawImage(image, 1 + imgSize * c + separator, 1 + imgSize * r, imgSize * (c + 1) + separator, imgSize * (r + 1), 0, 0, image.getWidth(), image.getHeight(), null); } else { d.append("Missing matrix for: " + tileBPCoordinate + "\n"); } if (c == model.getTopBottomSeparatorColumn()) { separator = topBottomSeparator; } } } g2.dispose(); String imgFileName = "matrix_" + laneCoordinates.getFlowCell() + "_" + laneCoordinates.getLane() + ".png"; zip.putNextEntry(new ZipEntry(report.folderName() + "/Images/" + imgFileName)); ImageIO.write(fullImage, "png", zip); b.append("<img src=\"Images/" + imgFileName + "\" alt=\"full image\">\n"); // #38: Save each mean value of tile as a matrix file e.g. CSV file format writeCSVFile(report, laneCoordinates, tileNumeration, model); long after = System.currentTimeMillis(); d.append("Creating report time: " + (after - before)); }
From source file:edu.emory.library.tast.images.ThumbnailServlet.java
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // location of images String baseUrl = AppConfig.getConfiguration().getString(AppConfig.IMAGES_URL); baseUrl = StringUtils.trimEnd(baseUrl, '/'); // image name and size String imageFileName = request.getParameter("i"); int thumbnailWidth = Integer.parseInt(request.getParameter("w")); int thumbnailHeight = Integer.parseInt(request.getParameter("h")); // image dir/* www . ja v a 2 s . c o m*/ String imagesDir = AppConfig.getConfiguration().getString(AppConfig.IMAGES_DIRECTORY); // create the thumbnail name String thumbnailFileName = FilenameUtils.getBaseName(imageFileName) + "-" + thumbnailWidth + "x" + thumbnailHeight + ".png"; // does it exist? File thumbnailFile = new File(imagesDir, thumbnailFileName); if (thumbnailFile.exists()) { response.sendRedirect(baseUrl + "/" + thumbnailFileName); return; } // read the image File imageFile = new File(imagesDir, imageFileName); BufferedImage image = ImageIO.read(imageFile); int imageWidth = image.getWidth(); int imageHeight = image.getHeight(); BufferedImage imageCopy = new BufferedImage(imageWidth, imageHeight, BufferedImage.TYPE_INT_RGB); imageCopy.getGraphics().drawImage(image, 0, 0, imageWidth, imageHeight, 0, 0, imageWidth, imageHeight, null); // height is calculated automatically if (thumbnailHeight == 0) thumbnailHeight = (int) ((double) thumbnailWidth / (double) imageWidth * (double) imageHeight); // width is calculated automatically if (thumbnailWidth == 0) thumbnailWidth = (int) ((double) thumbnailHeight / (double) imageHeight * (double) imageWidth); // create an empty thumbnail BufferedImage thumbnail = new BufferedImage(thumbnailWidth, thumbnailHeight, BufferedImage.TYPE_INT_RGB); Graphics2D gr = thumbnail.createGraphics(); gr.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC); gr.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); // determine the piece of the image which we want to clip int clipX1, clipX2, clipY1, clipY2; if (imageWidth * thumbnailHeight > thumbnailWidth * imageHeight) { int clipWidth = (int) Math .round(((double) thumbnailWidth / (double) thumbnailHeight) * (double) imageHeight); int imgCenterX = imageWidth / 2; clipX1 = imgCenterX - clipWidth / 2; clipX2 = imgCenterX + clipWidth / 2; clipY1 = 0; clipY2 = imageHeight; } else { int clipHeight = (int) Math .round(((double) thumbnailHeight / (double) thumbnailWidth) * (double) imageWidth); int imgCenterY = imageHeight / 2; clipX1 = 0; clipX2 = imageWidth; clipY1 = imgCenterY - clipHeight / 2; clipY2 = imgCenterY + clipHeight / 2; } // we filter the image first to get better results when shrinking if (2 * thumbnailWidth < clipX2 - clipX1 || 2 * thumbnailHeight < clipY2 - clipY1) { int kernelDimX = (clipX2 - clipX1) / (thumbnailWidth); int kernelDimY = (clipY2 - clipY1) / (thumbnailHeight); if (kernelDimX % 2 == 0) kernelDimX++; if (kernelDimY % 2 == 0) kernelDimY++; if (kernelDimX < kernelDimY) kernelDimX = kernelDimY; if (kernelDimY < kernelDimX) kernelDimY = kernelDimX; float[] blurKernel = new float[kernelDimX * kernelDimY]; for (int i = 0; i < kernelDimX; i++) for (int j = 0; j < kernelDimY; j++) blurKernel[i * kernelDimX + j] = 1.0f / (float) (kernelDimX * kernelDimY); BufferedImageOp op = new ConvolveOp(new Kernel(kernelDimX, kernelDimY, blurKernel)); imageCopy = op.filter(imageCopy, null); } // draw the thumbnail gr.drawImage(imageCopy, 0, 0, thumbnailWidth, thumbnailHeight, clipX1, clipY1, clipX2, clipY2, null); // and we are done gr.dispose(); ImageIO.write(thumbnail, "png", thumbnailFile); // redirect to it response.sendRedirect(baseUrl + "/" + thumbnailFileName); }