//based on Wayne Rasband's Java2D_demo plugin import ij.*; import ij.process.*; import ij.gui.*; import ij.plugin.*; import java.awt.*; import java.awt.image.*; import java.awt.geom.*; import java.awt.font.*; public class My_First_plugin implements PlugIn { static final String TEXT = "I did IT!!!"; static final int FONT_SIZE = 100; static final int WIDTH =755; static final int HEIGHT = 250; public void run(String arg) { ImagePlus imp = WindowManager.getCurrentImage(); if (imp!=null) drawOnImage(imp); else createNewImage(); } public void drawOnImage(ImagePlus imp) { int width = imp.getWidth(); int height = imp.getHeight(); BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics2D g = (Graphics2D)bi.getGraphics(); g.drawImage(imp.getImage(), 0, 0, null); int fontSize = (FONT_SIZE*width)/360; drawDemo(TEXT, width, height, g, fontSize, false); new ImagePlus("Java 2D Demo", bi).show(); } public void createNewImage() { BufferedImage bi = new BufferedImage(WIDTH, HEIGHT, BufferedImage.TYPE_INT_RGB); Graphics2D g = (Graphics2D)bi.getGraphics(); drawDemo(TEXT, WIDTH, HEIGHT, g, FONT_SIZE, true); ImagePlus imp = new ImagePlus("Mi FIrst COmpiLed pLUggiN", bi); imp.show(); //animate(imp); } public void animate( ImagePlus imp) { for (int size=10; size<200; size+=2) { BufferedImage bi = new BufferedImage(WIDTH, HEIGHT, BufferedImage.TYPE_INT_RGB); Graphics2D g = (Graphics2D)bi.getGraphics(); drawDemo(TEXT, WIDTH, HEIGHT, g, size, true); imp.setImage(bi); g.dispose(); } } /** This method is from the 3D text shape sample program at http://java.sun.com/products/java-media/2D/samples/suite/ */ void drawDemo(String text, int w, int h, Graphics2D g2, int fontSize, boolean drawStars) { //123, 0, 63 //252,186,47 int numStars = 300; Color colors[] = { Color.red, Color.green, Color.white }; Shape shape, tshape,ribbon; AffineTransform at = AffineTransform.getTranslateInstance(-fontSize/20.0, -fontSize/20.0); Rectangle2D rect = new Rectangle2D.Double(); g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); /*V * sets the color of each star, randomly sets their location * and renders them */ if (drawStars) { for (int i = 0; i < numStars; i++) { g2.setColor(colors[i%3]); g2.setComposite(AlphaComposite.getInstance( AlphaComposite.SRC_OVER, (float) Math.random())); rect.setRect(w*Math.random(), h*Math.random(),2,2); g2.fill(rect); } } FontRenderContext frc = g2.getFontRenderContext(); Font font = new Font("serif.bolditalic", Font.PLAIN, fontSize); /* * gets the outline shape of the glyph vector created * from the current font and String */ shape = font.createGlyphVector(frc, text).getOutline(); // creates a shape transformed with the current transform tshape = at.createTransformedShape(shape); // gets a PathIterator that iterates the boundary of shape PathIterator pi = shape.getPathIterator(null); float seg[] = new float[6]; float tseg[] = new float[6]; GeneralPath working = new GeneralPath(GeneralPath.WIND_NON_ZERO); float x=0, y=0; // Current point on the path float tx=0, ty=0; // Transformed path point float cx=0, cy=0; // Last moveTo point, for SEG_CLOSE float tcx=0, tcy=0; // Transformed last moveTo point /* * iterates through the Shape and builds the ribbon * by adding GeneralPath objects */ while(!pi.isDone()) { int segType = pi.currentSegment(seg); switch(segType) { case PathIterator.SEG_MOVETO: at.transform(seg, 0, tseg, 0, 1); x = seg[0]; y = seg[1]; tx = tseg[0]; ty = tseg[1]; cx = x; cy = y; tcx = tx; tcy = ty; break; case PathIterator.SEG_LINETO: at.transform(seg, 0, tseg, 0, 1); if (Line2D.relativeCCW(x, y, tx, ty, seg[0], seg[1]) < 0) { working.moveTo(x, y); working.lineTo(seg[0], seg[1]); working.lineTo(tseg[0], tseg[1]); working.lineTo(tx, ty); working.lineTo(x, y); } else { working.moveTo(x, y); working.lineTo(tx, ty); working.lineTo(tseg[0], tseg[1]); working.lineTo(seg[0], seg[1]); working.lineTo(x, y); } x = seg[0]; y = seg[1]; tx = tseg[0]; ty = tseg[1]; break; case PathIterator.SEG_QUADTO: at.transform(seg, 0, tseg, 0, 2); if (Line2D.relativeCCW(x, y, tx, ty, seg[2], seg[3]) < 0) { working.moveTo(x, y); working.quadTo(seg[0], seg[1], seg[2], seg[3]); working.lineTo(tseg[2], tseg[3]); working.quadTo(tseg[0], tseg[1], tx, ty); working.lineTo(x, y); } else { working.moveTo(x, y); working.lineTo(tx, ty); working.quadTo(tseg[0], tseg[1], tseg[2], tseg[3]); working.lineTo(seg[2], seg[3]); working.quadTo(seg[0], seg[1], x, y); } x = seg[2]; y = seg[3]; tx = tseg[2]; ty = tseg[3]; break; case PathIterator.SEG_CUBICTO: at.transform(seg, 0, tseg, 0, 3); if (Line2D.relativeCCW(x, y, tx, ty, seg[4], seg[5]) < 0) { working.moveTo(x, y); working.curveTo(seg[0], seg[1], seg[2], seg[3], seg[4], seg[5]); working.lineTo(tseg[4], tseg[5]); working.curveTo(tseg[2], tseg[3], tseg[0], tseg[1], tx, ty); working.lineTo(x, y); } else { working.moveTo(x, y); working.lineTo(tx, ty); working.curveTo(tseg[0], tseg[1], tseg[2], tseg[3], tseg[4], tseg[5]); working.lineTo(seg[4], seg[5]); working.curveTo(seg[2], seg[3], seg[0], seg[1], x, y); } x = seg[4]; y = seg[5]; tx = tseg[4]; ty = tseg[5]; break; case PathIterator.SEG_CLOSE: if (Line2D.relativeCCW(x, y, tx, ty, cx, cy) < 0) { working.moveTo(x, y); working.lineTo(cx, cy); working.lineTo(tcx, tcy); working.lineTo(tx, ty); working.lineTo(x, y); } else { working.moveTo(x, y); working.lineTo(tx, ty); working.lineTo(tcx, tcy); working.lineTo(cx, cy); working.lineTo(x, y); } x = cx; y = cy; tx = tcx; ty = tcy; } pi.next(); } // while ribbon = working; g2.setComposite(AlphaComposite.SrcOver); Rectangle r = shape.getBounds(); g2.translate(w*.5-r.width*.5,h*.4+r.height*.5); // fills the transformed shape with blue g2.setColor(Color.blue); g2.fill(tshape); /* * fills the shape producing the 3D effect with a * partially opaque white color */ g2.setColor(new Color(252,186, 47)); g2.fill(ribbon); // fills the untransformed shape with white g2.setColor(new Color(123,0,53)); // g2.setColor(Color.white); g2.fill(shape); // strokes the outline of shape with blue // g2.setColor(Color.blue); g2.setColor(new Color(255,255,255)); g2.draw(shape); } }