List of usage examples for java.awt Graphics2D setRenderingHint
public abstract void setRenderingHint(Key hintKey, Object hintValue);
From source file:org.broad.igv.renderer.SpliceJunctionRenderer.java
/** * Draw a filled arc representing a single feature. The thickness and height of the arc are proportional to the * depth of coverage. Some of this gets a bit arcane -- the result of lots of visual tweaking. * * @param pixelFeatureStart the starting position of the feature, whether on-screen or not * @param pixelFeatureEnd the ending position of the feature, whether on-screen or not * @param pixelJunctionStart the starting position of the junction, whether on-screen or not * @param pixelJunctionEnd the ending position of the junction, whether on-screen or not * @param depth coverage depth * @param trackRectangle//from www .ja v a 2s.c o m * @param context * @param strand * @param junctionFeature * @param shouldHighlight * @param featureColor the color specified for this feature. May be null. */ protected void drawFeature(int pixelFeatureStart, int pixelFeatureEnd, int pixelJunctionStart, int pixelJunctionEnd, float depth, Rectangle trackRectangle, RenderContext context, Strand strand, SpliceJunctionFeature junctionFeature, boolean shouldHighlight, Color featureColor, boolean shouldShowFlankingRegions) { boolean isPositiveStrand = true; // Get the feature's direction, color appropriately if (strand != null && strand.equals(Strand.NEGATIVE)) isPositiveStrand = false; //If the feature color is specified, use it, except that we set our own alpha depending on whether //the feature is highlighted. Otherwise default based on strand and highlight. Color color; if (featureColor != null) { int r = featureColor.getRed(); int g = featureColor.getGreen(); int b = featureColor.getBlue(); int alpha = shouldHighlight ? 255 : 140; color = new Color(r, g, b, alpha); } else { if (isPositiveStrand) color = shouldHighlight ? ARC_COLOR_HIGHLIGHT_POS : ARC_COLOR_POS; else color = shouldHighlight ? ARC_COLOR_HIGHLIGHT_NEG : ARC_COLOR_NEG; } Graphics2D g2D = context.getGraphic2DForColor(color); if (PreferenceManager.getInstance().getAsBoolean(PreferenceManager.ENABLE_ANTIALISING)) { g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); } //Height of top of an arc of maximum depth int maxPossibleArcHeight = (trackRectangle.height - 1) / 2; if (shouldShowFlankingRegions) { if (junctionFeature.hasFlankingRegionDepthArrays()) { //draw a wigglegram of the splice junction flanking region depth of coverage int startFlankingRegionPixelLength = pixelJunctionStart - pixelFeatureStart; int endFlankingRegionPixelLength = pixelFeatureEnd - pixelJunctionEnd; drawFlankingRegion(g2D, pixelFeatureStart, startFlankingRegionPixelLength, junctionFeature.getStartFlankingRegionDepthArray(), maxPossibleArcHeight, trackRectangle, isPositiveStrand); drawFlankingRegion(g2D, pixelJunctionEnd + 1, endFlankingRegionPixelLength, junctionFeature.getEndFlankingRegionDepthArray(), maxPossibleArcHeight, trackRectangle, isPositiveStrand); } else { //Draw rectangles indicating the overlap on each side of the junction int overlapRectHeight = 3; int overlapRectTopX = (int) trackRectangle.getCenterY() + (isPositiveStrand ? -2 : 0); if (pixelFeatureStart < pixelJunctionStart) { g2D.fillRect(pixelFeatureStart, overlapRectTopX, pixelJunctionStart - pixelFeatureStart, overlapRectHeight); } if (pixelJunctionEnd < pixelFeatureEnd) { g2D.fillRect(pixelJunctionEnd, overlapRectTopX, pixelFeatureEnd - pixelJunctionEnd, overlapRectHeight); } } } //Create a path describing the arc, using Bezier curves. The Bezier control points for the top and //bottom arcs are based on the boundary points of the rectangles containing the arcs //proportion of the maximum arc height used by a minimum-height arc double minArcHeightProportion = 0.33; int innerArcHeight = (int) (maxPossibleArcHeight * minArcHeightProportion); float depthProportionOfMax = Math.min(1, depth / maxDepth); int arcWidth = Math.max(1, (int) ((1 - minArcHeightProportion) * maxPossibleArcHeight * depthProportionOfMax)); int outerArcHeight = innerArcHeight + arcWidth; //Height of bottom of the arc int arcBeginY = (int) trackRectangle.getCenterY() + (isPositiveStrand ? -1 : 1); int outerArcPeakY = isPositiveStrand ? arcBeginY - outerArcHeight : arcBeginY + outerArcHeight; int innerArcPeakY = isPositiveStrand ? arcBeginY - innerArcHeight : arcBeginY + innerArcHeight; //dhmay: I don't really understand Bezier curves. For some reason I have to put the Bezier control //points farther up or down than I want the arcs to extend. This multiplier seems about right int outerBezierY = arcBeginY + (int) (1.3 * (outerArcPeakY - arcBeginY)); int innerBezierY = arcBeginY + (int) (1.3 * (innerArcPeakY - arcBeginY)); //Putting the Bezier control points slightly off to the sides of the arc int bezierXPad = Math.max(1, (pixelJunctionEnd - pixelJunctionStart) / 30); GeneralPath arcPath = new GeneralPath(); arcPath.moveTo(pixelJunctionStart, arcBeginY); arcPath.curveTo(pixelJunctionStart - bezierXPad, outerBezierY, //Bezier 1 pixelJunctionEnd + bezierXPad, outerBezierY, //Bezier 2 pixelJunctionEnd, arcBeginY); //Arc end arcPath.curveTo(pixelJunctionEnd + bezierXPad, innerBezierY, //Bezier 1 pixelJunctionStart - bezierXPad, innerBezierY, //Bezier 2 pixelJunctionStart, arcBeginY); //Arc end //Draw the arc, to ensure outline is drawn completely (fill won't do it, necessarily). This will also //give the arc a darker outline g2D.draw(arcPath); //Fill the arc g2D.fill(arcPath); g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_DEFAULT); g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_DEFAULT); }
From source file:ClipImage.java
public Graphics2D createDemoGraphics2D(Graphics g) { Graphics2D g2 = null; if (offImg == null || offImg.getWidth() != w || offImg.getHeight() != h) { offImg = (BufferedImage) createImage(w, h); newBufferedImage = true;/* w ww. ja v a2 s. c om*/ } if (offImg != null) { g2 = offImg.createGraphics(); g2.setBackground(getBackground()); } // .. set attributes .. g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); // .. clear canvas .. g2.clearRect(0, 0, w, h); return g2; }
From source file:org.tinymediamanager.ui.components.ImageLabel.java
@Override protected void paintComponent(Graphics g) { super.paintComponent(g); if (scaledImage != null) { int originalWidth = scaledImage.getWidth(null); int originalHeight = scaledImage.getHeight(null); // calculate new height/width int newWidth = 0; int newHeight = 0; int offsetX = 0; int offsetY = 0; if (drawBorder && !drawFullWidth) { Point size = ImageCache.calculateSize(this.getWidth() - 8, this.getHeight() - 8, originalWidth, originalHeight, true); // calculate offsets if (position == Position.TOP_RIGHT || position == Position.BOTTOM_RIGHT) { offsetX = this.getWidth() - size.x - 8; }//from www . j a va 2s .c o m if (position == Position.BOTTOM_LEFT || position == Position.BOTTOM_RIGHT) { offsetY = this.getHeight() - size.y - 8; } if (position == Position.CENTER) { offsetX = (this.getWidth() - size.x - 8) / 2; offsetY = (this.getHeight() - size.y - 8) / 2; } newWidth = size.x; newHeight = size.y; // when the image size differs too much - reload and rescale the original image recreateScaledImageIfNeeded(originalWidth, originalHeight, newWidth, newHeight); g.setColor(Color.BLACK); g.drawRect(offsetX, offsetY, size.x + 7, size.y + 7); g.setColor(Color.WHITE); g.fillRect(offsetX + 1, offsetY + 1, size.x + 6, size.y + 6); // g.drawImage(Scaling.scale(originalImage, newWidth, newHeight), offsetX + 4, offsetY + 4, newWidth, newHeight, this); g.drawImage(scaledImage, offsetX + 4, offsetY + 4, newWidth, newHeight, this); } else { Point size = null; if (drawFullWidth) { size = new Point(this.getWidth(), this.getWidth() * originalHeight / originalWidth); } else { size = ImageCache.calculateSize(this.getWidth(), this.getHeight(), originalWidth, originalHeight, true); } // calculate offsets if (position == Position.TOP_RIGHT || position == Position.BOTTOM_RIGHT) { offsetX = this.getWidth() - size.x; } if (position == Position.BOTTOM_LEFT || position == Position.BOTTOM_RIGHT) { offsetY = this.getHeight() - size.y; } if (position == Position.CENTER) { offsetX = (this.getWidth() - size.x) / 2; offsetY = (this.getHeight() - size.y) / 2; } newWidth = size.x; newHeight = size.y; // when the image size differs too much - reload and rescale the original image recreateScaledImageIfNeeded(originalWidth, originalHeight, newWidth, newHeight); // g.drawImage(Scaling.scale(originalImage, newWidth, newHeight), offsetX, offsetY, newWidth, newHeight, this); g.drawImage(scaledImage, offsetX, offsetY, newWidth, newHeight, this); } } else { // draw border and background if (drawBorder) { g.setColor(Color.BLACK); g.drawRect(0, 0, this.getWidth() - 1, this.getHeight() - 1); if (getParent().isOpaque()) { g.setColor(getParent().getBackground()); g.fillRect(1, 1, this.getWidth() - 2, this.getHeight() - 2); } } // calculate diagonal int diagonalSize = (int) Math .sqrt(this.getWidth() * this.getWidth() + this.getHeight() * this.getHeight()); // draw text String text = ""; if (alternativeText != null) { text = alternativeText; } else { text = BUNDLE.getString("image.nonefound"); //$NON-NLS-1$ } if (!getParent().isOpaque()) { text = ""; } Graphics2D g2 = (Graphics2D) g.create(); g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); AffineTransform orig = g2.getTransform(); AffineTransform at = new AffineTransform(orig); at.translate(0, this.getHeight()); at.rotate(this.getWidth(), -this.getHeight()); g2.setTransform(at); g2.setColor(Color.BLACK); g2.setFont(FONT); FontMetrics fm = g2.getFontMetrics(); int x = (diagonalSize - fm.stringWidth(text)) / 2; int y = (fm.getAscent() - fm.getDescent()) / 2; g2.drawString(text, x, y); // g2.drawLine(0, 0, diagonalSize, 0); at.translate(0, -this.getHeight()); g2.setTransform(orig); } }
From source file:org.geowebcache.georss.GeometryRasterMaskBuilder.java
/** * @param geom a geometry to mask the affected tiles for, in this matrix's gridSubSet coordinate * reference system/* w ww. ja v a 2 s . c o m*/ */ public void setMasksForGeometry(final Geometry geom) { if (geom == null || geom.isEmpty()) { return; } final int startLevel = getStartLevel(); final int maxLevel = startLevel + getNumLevels() - 1; // loop over only up to the configured max masking level final int endLevel = Math.min(maxLevel, this.maxMaskLevel); if (logger.isDebugEnabled()) { logger.debug("Geom: " + geom); } if (aggregatedGeomBounds == null) { aggregatedGeomBounds = new Envelope(geom.getEnvelopeInternal()); } else { aggregatedGeomBounds.expandToInclude(geom.getEnvelopeInternal()); } for (int level = startLevel; level <= endLevel; level++) { final Geometry geometryInGridCrs = transformToGridCrs(geom, level); if (logger.isDebugEnabled()) { logger.debug("Geom in grid CRS: " + geometryInGridCrs); } final Geometry bufferedGeomInGridCrs = geometryInGridCrs.buffer(TILE_BUFFER_RATIO); if (logger.isDebugEnabled()) { logger.debug("Buffered Geom in grid CRS: " + bufferedGeomInGridCrs); } // do not generalize in LiteShape, it affects the expected masked pixels boolean generalize = false; // shape used identity transform, as the geometry is already projected Shape shape = new LiteShape(bufferedGeomInGridCrs, IDENTITY, generalize); Graphics2D graphics = getGraphics(level); /* * Disable antialiasing explicitly, otherwise the rendering will pick the platform's * default potentially producing missing pixels */ graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF); graphics.setColor(Color.WHITE); graphics.fill(shape); } }
From source file:AntiAlias.java
/** Draw the example */ public void paint(Graphics g1) { Graphics2D g = (Graphics2D) g1; BufferedImage image = // Create an off-screen image new BufferedImage(65, 35, BufferedImage.TYPE_INT_RGB); Graphics2D ig = image.createGraphics(); // Get its Graphics for drawing // Set the background to a gradient fill. The varying color of // the background helps to demonstrate the anti-aliasing effect ig.setPaint(new GradientPaint(0, 0, Color.black, 65, 35, Color.white)); ig.fillRect(0, 0, 65, 35);/*from w ww . j a va 2s. co m*/ // Set drawing attributes for the foreground. // Most importantly, turn on anti-aliasing. ig.setStroke(new BasicStroke(2.0f)); // 2-pixel lines ig.setFont(new Font("Serif", Font.BOLD, 18)); // 18-point font ig.setRenderingHint(RenderingHints.KEY_ANTIALIASING, // Anti-alias! RenderingHints.VALUE_ANTIALIAS_ON); // Now draw pure blue text and a pure red oval ig.setColor(Color.blue); ig.drawString("Java", 9, 22); ig.setColor(Color.red); ig.drawOval(1, 1, 62, 32); // Finally, scale the image by a factor of 10 and display it // in the window. This will allow us to see the anti-aliased pixels g.drawImage(image, AffineTransform.getScaleInstance(10, 10), this); // Draw the image one more time at its original size, for comparison g.drawImage(image, 0, 0, this); }
From source file:algo.PlotBar.java
private BufferedImage bufferResize(BufferedImage original, double widthFactor, double heightFactor) { // original image width & height int w, h;/*from w w w . j ava 2 s.co m*/ w = original.getHeight(); h = original.getWidth(); // System.out.println(original.getHeight()); // System.out.println(original.getWidth()); // new width & height calculated by multiplying factor int newWidth = new Double(original.getWidth() * widthFactor).intValue(); int newHeight = new Double(original.getWidth() * heightFactor).intValue(); // new resized image BufferedImage buffResized = new BufferedImage(newWidth, newHeight, original.getType()); Graphics2D g = buffResized.createGraphics(); g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR); g.drawImage(original, 0, 0, newWidth, newHeight, 0, 0, w, h, null); g.dispose(); return buffResized; }
From source file:TapTapTap.java
@Override public void paint(Graphics g, JComponent c) { int w = c.getWidth(); int h = c.getHeight(); // Paint the view. super.paint(g, c); if (!mIsRunning) { return;/* w w w . java 2 s .c o m*/ } Graphics2D g2 = (Graphics2D) g.create(); float fade = (float) mFadeCount / (float) mFadeLimit; // Gray it out. Composite urComposite = g2.getComposite(); g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, .5f * fade)); g2.fillRect(0, 0, w, h); g2.setComposite(urComposite); // Paint the wait indicator. int s = Math.min(w, h) / 5; int cx = w / 2; int cy = h / 2; g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setStroke(new BasicStroke(s / 4, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND)); g2.setPaint(Color.white); g2.rotate(Math.PI * mAngle / 180, cx, cy); for (int i = 0; i < 12; i++) { float scale = (11.0f - (float) i) / 11.0f; g2.drawLine(cx + s, cy, cx + s * 2, cy); g2.rotate(-Math.PI / 6, cx, cy); g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, scale * fade)); } g2.dispose(); }
From source file:ClipImage.java
public Graphics2D createDemoGraphics2D(Graphics g) { Graphics2D g2 = null; if (offImg == null || offImg.getWidth() != w || offImg.getHeight() != h) { offImg = (BufferedImage) createImage(w, h); newBufferedImage = true;/*from www.j a v a 2 s .c om*/ } if (offImg != null) { g2 = offImg.createGraphics(); g2.setBackground(getBackground()); } // .. set attributes .. g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); // .. clear canvas .. g2.clearRect(0, 0, w, h); return g2; }
From source file:org.broad.igv.renderer.SpliceJunctionRenderer.java
/** * Note: assumption is that featureList is sorted by pStart position. * * @param featureList//from www .j a va2s . c o m * @param context * @param trackRectangle * @param track */ @Override public void render(List<IGVFeature> featureList, RenderContext context, Rectangle trackRectangle, Track track) { double origin = context.getOrigin(); double locScale = context.getScale(); // TODO -- use enum instead of string "Color" if ((featureList != null) && !featureList.isEmpty()) { // Create a graphics object to draw font names. Graphics are not cached // by font, only by color, so its neccessary to create a new one to prevent // affecting other tracks. Font font = FontManager.getFont(track.getFontSize()); Graphics2D fontGraphics = (Graphics2D) context.getGraphic2DForColor(Color.BLACK).create(); if (PreferenceManager.getInstance().getAsBoolean(PreferenceManager.ENABLE_ANTIALISING)) { fontGraphics.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); } fontGraphics.setFont(font); //determine whether to show flanking regions PreferenceManager prefs = PreferenceManager.getInstance(); boolean shouldShowFlankingRegions = prefs .getAsBoolean(PreferenceManager.SAM_SHOW_JUNCTION_FLANKINGREGIONS); // Track coordinates double trackRectangleX = trackRectangle.getX(); double trackRectangleMaxX = trackRectangle.getMaxX(); SpliceJunctionFeature selectedFeature = (SpliceJunctionFeature) ((FeatureTrack) track) .getSelectedFeature(); // Start of Roche-Tessella modification if (track.getAutoScale()) { Frequency f = new Frequency(); List<Integer> scores = new ArrayList<Integer>(); for (IGVFeature feature : featureList) { SpliceJunctionFeature junctionFeature = (SpliceJunctionFeature) feature; f.addValue(junctionFeature.getScore()); scores.add((int) junctionFeature.getScore()); } Collections.sort(scores); Collections.reverse(scores); for (int s : scores) { if (f.getCumPct(s) < 0.99) { maxDepth = s; break; } } } // End of Roche-Tessella modification for (IGVFeature feature : featureList) { SpliceJunctionFeature junctionFeature = (SpliceJunctionFeature) feature; //if same junction as selected feature, highlight boolean shouldHighlight = false; if (selectedFeature != null && selectedFeature.isSameJunction(junctionFeature)) { setHighlightFeature(junctionFeature); shouldHighlight = true; } // Get the pStart and pEnd of the entire feature. at extreme zoom levels the // virtual pixel value can be too large for an int, so the computation is // done in double precision and cast to an int only when its confirmed its // within the field of view. int flankingStart = junctionFeature.getStart(); int flankingEnd = junctionFeature.getEnd(); int junctionStart = junctionFeature.getJunctionStart(); int junctionEnd = junctionFeature.getJunctionEnd(); double virtualPixelStart = Math.round((flankingStart - origin) / locScale); double virtualPixelEnd = Math.round((flankingEnd - origin) / locScale); double virtualPixelJunctionStart = Math.round((junctionStart - origin) / locScale); double virtualPixelJunctionEnd = Math.round((junctionEnd - origin) / locScale); // If the any part of the feature fits in the // Track rectangle draw it if ((virtualPixelEnd >= trackRectangleX) && (virtualPixelStart <= trackRectangleMaxX)) { // int displayPixelEnd = (int) Math.min(trackRectangleMaxX, virtualPixelEnd); int displayPixelStart = (int) Math.max(trackRectangleX, virtualPixelStart); float depth = junctionFeature.getJunctionDepth(); Color color = feature.getColor(); drawFeature((int) virtualPixelStart, (int) virtualPixelEnd, (int) virtualPixelJunctionStart, (int) virtualPixelJunctionEnd, depth, trackRectangle, context, feature.getStrand(), junctionFeature, shouldHighlight, color, shouldShowFlankingRegions); } } //draw a central horizontal line Graphics2D g2D = context.getGraphic2DForColor(COLOR_CENTERLINE); g2D.drawLine((int) trackRectangleX, (int) trackRectangle.getCenterY(), (int) trackRectangleMaxX, (int) trackRectangle.getCenterY()); } }
From source file:org.colombbus.tangara.AboutWindow.java
private BufferedImage createBackgroundImage(Image baseBackgroundImg) { BufferedImage newImg = new BufferedImage(baseBackgroundImg.getWidth(null), baseBackgroundImg.getHeight(null), BufferedImage.TYPE_INT_RGB); newImg.getGraphics().drawImage(baseBackgroundImg, 0, 0, null); Graphics2D drawingGraphics = (Graphics2D) newImg.getGraphics(); Color titleColor = Configuration.instance().getColor("tangara.title.color"); String titleText = Configuration.instance().getString("tangara.title"); Font titleFont = Configuration.instance().getFont("tangara.title.font"); drawingGraphics.setFont(titleFont);//from w w w . jav a 2s . c om drawingGraphics.setColor(titleColor); drawingGraphics.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); drawingGraphics.drawString(titleText, marginLeft, windowHeight / 2 - marginText); return newImg; }