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// Copyright 2003-2007, FreeHEP.
package org.freehep.graphicsio.java;

import java.awt.AlphaComposite;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Component;
import java.awt.Composite;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.GraphicsConfiguration;
import java.awt.Image;
import java.awt.Insets;
import java.awt.Paint;
import java.awt.Polygon;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.Stroke;
import java.awt.TexturePaint;
import java.awt.Toolkit;
import java.awt.RenderingHints.Key;
import java.awt.font.FontRenderContext;
import java.awt.font.GlyphVector;
import java.awt.font.ImageGraphicAttribute;
import java.awt.font.ShapeGraphicAttribute;
import java.awt.geom.AffineTransform;
import java.awt.geom.PathIterator;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.awt.image.BufferedImageOp;
import java.awt.image.ImageObserver;
import java.awt.image.RenderedImage;
import java.awt.image.AffineTransformOp;
import java.awt.image.ConvolveOp;
import java.awt.image.Kernel;
import java.awt.image.renderable.RenderableImage;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.io.IOException;
import java.io.BufferedOutputStream;
import java.io.StringWriter;
import java.text.AttributedCharacterIterator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;
import java.util.SortedSet;
import java.util.TooManyListenersException;
import java.util.TreeSet;
import java.util.HashSet;

import org.freehep.graphics2d.TagString;
import org.freehep.graphics2d.VectorGraphics;
import org.freehep.graphicsbase.util.UserProperties;
import org.freehep.graphicsbase.util.Value;
import org.freehep.graphicsio.png.PNGEncoder;
import org.freehep.util.io.IndentPrintWriter;
import org.freehep.util.io.LineNumberWriter;

/**
 * Exports the java calls made to Graphics2D as source code, with the associated
 * class, field and method definitions, resulting in a class which, when run
 * will produce the same display. Generating such source code may be helpful in
 * setting up test cases without a lot of machinery around it and in debugging
 * problems for different formats.
 * 
 * Due to size limitations in the bytecode, see Lindholm and Yellin, "The Java
 * Virtual Machine Specification", p. 136-137, 1997, the following was taken
 * into account:
 * 
    *
  • Maximum size of bytecode is 65535 per method; we chain paint() methods * and limit them by number of lines (our best approximation for bytecode). *
  • Maximum number of constants is 65535 per class; we generate separate * inner classes for each paint method (see above) so that the number of * constants is limited. *
* * @author Mark Donszelmann * @version $Id: freehep-graphicsio-java/src/main/java/org/freehep/graphicsio/java/JAVAGraphics2D.java b925327ebda8 2007/06/07 17:27:14 duns $ */ public class JAVAGraphics2D extends VectorGraphics implements LineNumberWriter.LineNumberListener { private static final int MAX_LINES_PER_METHOD = 200; private Map /* */vg = new HashMap(); private SortedSet /**/ imports = new TreeSet(); private Value vgIndex = new Value().set(0); private Value paintSequenceNo = new Value().set(0); private Value blockLevel = new Value().set(0); private UserProperties properties; private int width = 800; private int height = 600; private String className = "TemporaryName"; private OutputStream os; private ByteArrayOutputStream bos; private LineNumberWriter lineWriter; private IndentPrintWriter out; private Color backgroundColor; private Color color = Color.WHITE; private Paint paint = Color.BLACK; private String creator = "FreeHEP JAVAGraphics2D"; private int colorMode = 0; // CHECK private Stroke stroke = new BasicStroke(); // CHECK private AffineTransform transform = new AffineTransform(); private RenderingHints hints = new RenderingHints(null); private boolean isDeviceIndependent; private Composite composite; private Shape clip; private Font font = new Font("Serif", Font.PLAIN, 12); private static final String rootKey = JAVAGraphics2D.class.getName(); public static final String PACKAGE_NAME = rootKey + ".PackageName"; /** * if set to true image in the resulting .java file * are referenced by complete path of creation, * default false */ public static final String COMPLETE_IMAGE_PATHS = rootKey + ".CompleteImagePath"; /** * if set to true images are stored as byte[] inside the .java file, * default false. * Setting this option to true can lead to a not compilable .java file * because of the its size. */ public static final String EMBED_IMAGES = rootKey + ".EmbedImages"; private static final UserProperties defaultProperties = new UserProperties(); /** * file name prefix for external images include the full path */ private final static String imagePrefix = "-image-"; /** * Path to store the class and its images in with a "/" at the end */ private String classPath; static { defaultProperties.setProperty(PACKAGE_NAME, ""); defaultProperties.setProperty(COMPLETE_IMAGE_PATHS, false); defaultProperties.setProperty(EMBED_IMAGES, false); } public static Properties getDefaultProperties() { return defaultProperties; } public static void setDefaultProperties(Properties newProperties) { defaultProperties.setProperties(newProperties); } public final static String version = "$Revision$"; public JAVAGraphics2D(File file, Dimension size) throws FileNotFoundException { this(new FileOutputStream(file), size); init(file); } public JAVAGraphics2D(File file, Component component) throws FileNotFoundException { this(new FileOutputStream(file), component); init(file); } public JAVAGraphics2D(OutputStream os, Dimension size) { super(); init(os); width = size.width; height = size.height; } public JAVAGraphics2D(OutputStream os, Component component) { super(); init(os); width = component.getWidth(); height = component.getHeight(); font = component.getFont(); color = component.getForeground(); paint = component.getForeground(); backgroundColor = component.getBackground(); } private void init(File file) { init(); // determine className String name = file.getName(); className = name.substring(0, name.lastIndexOf(".java")); // determine path for external images classPath = file.getParentFile().getAbsolutePath().replace('\\', '/') + "/"; } private void init(OutputStream os) { init(); this.os = os; vg.put(this, new Integer(vgIndex.getInt())); bos = new ByteArrayOutputStream(); lineWriter = new LineNumberWriter(new OutputStreamWriter(bos)); lineWriter.setLineNumber(1); out = new IndentPrintWriter(lineWriter); out.setIndentString(" "); try { lineWriter.addLineNumberListener(this, MAX_LINES_PER_METHOD); } catch (TooManyListenersException tmle) { System.err.println(tmle); } } private void init() { initProperties(getDefaultProperties()); isDeviceIndependent = false; composite = AlphaComposite.getInstance(AlphaComposite.SRC_OVER); } protected JAVAGraphics2D(JAVAGraphics2D graphics) { vg = graphics.vg; vgIndex = graphics.vgIndex; imports = graphics.imports; paintSequenceNo = graphics.paintSequenceNo; blockLevel = graphics.blockLevel; properties = graphics.properties; width = graphics.width; height = graphics.height; className = graphics.className; os = graphics.os; bos = graphics.bos; out = graphics.out; backgroundColor = graphics.backgroundColor; color = graphics.color; paint = graphics.paint; creator = graphics.creator; colorMode = graphics.colorMode; stroke = graphics.stroke; transform = graphics.transform; hints = graphics.hints; isDeviceIndependent = graphics.isDeviceIndependent; composite = graphics.composite; clip = graphics.clip; font = graphics.font; vgIndex.set(vgIndex.getInt() + 1); vg.put(this, new Integer(vgIndex.getInt())); } public void setProperties(Properties newProperties) { if (newProperties == null) return; properties.setProperties(newProperties); } protected void initProperties(Properties defaults) { properties = new UserProperties(); properties.setProperties(defaults); } public Properties getProperties() { return properties; } public String getProperty(String key) { return properties.getProperty(key); } public Color getPropertyColor(String key) { return properties.getPropertyColor(key); } public Rectangle getPropertyRectangle(String key) { return properties.getPropertyRectangle(key); } public Insets getPropertyInsets(String key) { return properties.getPropertyInsets(key); } public Dimension getPropertyDimension(String key) { return properties.getPropertyDimension(key); } public int getPropertyInt(String key) { return properties.getPropertyInt(key); } public double getPropertyDouble(String key) { return properties.getPropertyDouble(key); } public boolean isProperty(String key) { return properties.isProperty(key); } public void clearRect(int x, int y, int width, int height) { out.println(vg() + ".clearRect(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void clipRect(int x, int y, int width, int height) { out.println(vg() + ".clipRect(" + x + ", " + y + ", " + width + ", " + height + ");"); clip = new Rectangle(x, y, width, height); } public void copyArea(int x, int y, int width, int height, int dx, int dy) { out.println(vg() + ".copyArea(" + x + ", " + y + ", " + width + ", " + height + ", " + dx + ", " + dy + ");"); } public Graphics create() { JAVAGraphics2D g = new JAVAGraphics2D(this); out.println(g.vg() + " = (VectorGraphics)" + vg() + ".create();"); return g; } public Graphics create(int x, int y, int width, int height) { JAVAGraphics2D g = new JAVAGraphics2D(this); out.println(g.vg() + " = (VectorGraphics)" + vg() + ".create(" + x + ", " + y + ", " + width + ", " + height + ");"); return g; } public Graphics create(double x, double y, double width, double height) { JAVAGraphics2D g = new JAVAGraphics2D(this); out.println(g.vg() + " = (VectorGraphics)" + vg() + ".create(" + x + ", " + y + ", " + width + ", " + height + ");"); return g; } public void dispose() { out.println(vg() + ".dispose();"); } public void draw3DRect(int x, int y, int width, int height, boolean raised) { out.println(vg() + ".draw3DRect(" + x + ", " + y + ", " + width + ", " + height + ", " + raised + ");"); } public void fill3DRect(int x, int y, int width, int height, boolean raised) { out.println(vg() + ".fill3DRect(" + x + ", " + y + ", " + width + ", " + height + ", " + raised + ");"); } public void drawArc(int x, int y, int width, int height, int startAngle, int arcAngle) { out.println(vg() + ".drawArc(" + x + ", " + y + ", " + width + ", " + height + ", " + startAngle + ", " + arcAngle + ");"); } public void fillArc(int x, int y, int width, int height, int startAngle, int arcAngle) { out.println(vg() + ".drawArc(" + x + ", " + y + ", " + width + ", " + height + ", " + startAngle + ", " + arcAngle + ");"); } public void drawBytes(byte[] data, int offset, int length, int x, int y) { out.print(vg() + ".drawBytes("); write(data, offset + length); out.println(", " + offset + ", " + length + ", " + x + ", " + y + ");"); } public void drawChars(char[] data, int offset, int length, int x, int y) { block(); out.print(vg() + ".drawChars("); write(data, offset + length); unblock(); out.println(", " + offset + ", " + length + ", " + x + ", " + y + ");"); } public boolean drawImage(Image image, int x, int y, ImageObserver observer) { block(); out.print(vg() + ".drawImage("); write(image); unblock(); out.println(", " + x + ", " + y + ", " + "null" + ");"); return true; } public boolean drawImage(Image image, int x, int y, int width, int height, ImageObserver observer) { block(); out.print(vg() + ".drawImage("); write(image); unblock(); out.println(", " + x + ", " + y + ", " + width + ", " + height + ", " + "null" + ");"); return true; } public boolean drawImage(Image image, int x, int y, Color bgColor, ImageObserver observer) { block(); out.print(vg() + ".drawImage("); write(image); out.print(", " + x + ", " + y + ", "); write(bgColor); unblock(); out.println(", " + "null" + ");"); return true; } public boolean drawImage(Image image, int x, int y, int width, int height, Color bgColor, ImageObserver observer) { block(); out.print(vg() + ".drawImage("); write(image); out.print(", " + x + ", " + y + ", " + width + ", " + height + ", "); write(bgColor); unblock(); out.println(", " + "null" + ");"); return true; } public boolean drawImage(Image image, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, ImageObserver observer) { block(); out.print(vg() + ".drawImage("); write(image); out.print(", " + dx1 + ", " + dy1 + ", " + dx2 + ", " + dy2); out.print(", " + sx1 + ", " + sy1 + ", " + sx2 + ", " + sy2); unblock(); out.println(", " + "null" + ");"); return true; } public boolean drawImage(Image image, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, Color bgColor, ImageObserver observer) { block(); out.print(vg() + ".drawImage("); write(image); out.print(", " + dx1 + ", " + dy1 + ", " + dx2 + ", " + dy2); out.print(", " + sx1 + ", " + sy1 + ", " + sx2 + ", " + sy2 + ", "); write(bgColor); unblock(); out.println(", " + "null" + ");"); return true; } public void drawLine(int x1, int y1, int x2, int y2) { out.println(vg() + ".drawLine(" + x1 + ", " + y1 + ", " + x2 + ", " + y2 + ");"); } public void drawOval(int x, int y, int width, int height) { out.println(vg() + ".drawOval(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void fillOval(int x, int y, int width, int height) { out.println(vg() + ".fillOval(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void drawPolygon(int[] xPoints, int[] yPoints, int nPoints) { block(); out.print(vg() + ".drawPolygon("); write(xPoints); out.print(", "); write(yPoints); unblock(); out.println(", " + nPoints + ");"); } public void fillPolygon(int[] xPoints, int[] yPoints, int nPoints) { block(); out.print(vg() + ".fillPolygon("); write(xPoints); out.print(", "); write(yPoints); unblock(); out.println(", " + nPoints + ");"); } public void drawPolygon(Polygon p) { block(); out.print(vg() + ".drawPolygon("); write(p); unblock(); out.println(");"); } public void fillPolygon(Polygon p) { block(); out.print(vg() + ".fillPolygon("); write(p); unblock(); out.println(");"); } public void drawPolyline(int[] xPoints, int[] yPoints, int nPoints) { block(); out.print(vg() + ".drawPolyline("); write(xPoints); out.print(", "); write(yPoints); unblock(); out.println(", " + nPoints + ");"); } public void drawRect(int x, int y, int width, int height) { out.println(vg() + ".drawRect(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void fillRect(int x, int y, int width, int height) { out.println(vg() + ".fillRect(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void drawRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight) { out.println(vg() + ".drawRoundRect(" + x + ", " + y + ", " + width + ", " + height + ", " + arcWidth + ", " + arcHeight + ");"); } public void fillRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight) { out.println(vg() + ".fillRoundRect(" + x + ", " + y + ", " + width + ", " + height + ", " + arcWidth + ", " + arcHeight + ");"); } public void drawString(AttributedCharacterIterator iterator, int x, int y) { drawString(iterator, (float)x, (float)y); } public void drawString(String str, int x, int y) { block(); out.print(vg() + ".drawString("); write(str); unblock(); out.println(", " + x + ", " + y + ");"); } public void finalize() { out.println(vg() + ".finalize();"); super.finalize(); } public Shape getClip() { return clip; } public Rectangle getClipBounds() { return (clip == null) ? null : clip.getBounds(); } public Rectangle getClipBounds(Rectangle r) { Rectangle c = getClipBounds(); if (c != null) { r.x = c.x; r.y = c.y; r.width = c.width; r.height = c.height; } return r; } /** * @deprecated probably forwards to getClipBounds() */ // public Rectangle getClipRect() { // return null; // } public Color getColor() { return color; } public Font getFont() { return font; } public FontMetrics getFontMetrics() { return getFontMetrics(getFont()); } /** * @param font * @deprecated */ public FontMetrics getFontMetrics(Font font) { return Toolkit.getDefaultToolkit().getFontMetrics(font); } public boolean hitClip(int x, int y, int width, int height) { return clip.intersects(x, y, width, height); } public void setClip(int x, int y, int width, int height) { out.println(vg() + ".setClip(" + x + ", " + y + ", " + width + ", " + height + ");"); clip = new Rectangle(x, y, width, height); } public void setClip(Shape clip) { block(); out.print(vg() + ".setClip("); write(clip); unblock(); out.println(");"); this.clip = clip; } public void setColor(Color c) { block(); out.print(vg() + ".setColor("); write(c); unblock(); out.println(");"); color = c; } public void setFont(Font font) { block(); out.print(vg() + ".setFont("); write(font); unblock(); out.println(");"); this.font = font; } public void setPaintMode() { out.println(vg() + ".setPaintMode();"); } public void setXORMode(Color c1) { block(); out.print(vg() + ".setXORMode("); write(c1); unblock(); out.println(");"); } public String toString() { return "JavaGraphics2D"; } public void translate(int x, int y) { out.println(vg() + ".translate(" + x + ", " + y + ");"); } public void addRenderingHints(Map hints) { // store hints this.hints.putAll(hints); // write hints out out.print(vg() + ".addRenderingHints("); writeHintMap(hints); out.println(");"); } public void clip(Shape s) { block(); out.print(vg() + ".clip("); write(s); unblock(); out.println(");"); clip = s; } public void draw(Shape s) { block(); out.print(vg() + ".draw("); write(s); unblock(); out.println(");"); } public void drawGlyphVector(GlyphVector g, float x, float y) { fill(g.getOutline(x, y)); } public void drawImage(BufferedImage img, BufferedImageOp op, int x, int y) { if (op instanceof AffineTransformOp) { out.print(vg() + ".drawImage("); out.indent(); write(img); out.println(","); write((AffineTransformOp)op); out.println(","); out.println(x + ", " + y + ");"); out.outdent(); } else if (op instanceof ConvolveOp) { out.print(vg() + ".drawImage("); out.indent(); write(img); out.println(","); write((ConvolveOp)op); out.println(","); out.println(x + ", " + y + ");"); out.outdent(); } else { out.println( "System.err.println(\"" + getClass() + ": drawImage(BufferedImage, BufferedImageOp, int, int) not implemented.\");"); } } private void write(ConvolveOp op) { if (op == null) { out.print("null"); return; } imports.add("java.awt.image.ConvolveOp"); out.print("new ConvolveOp("); write(op.getKernel()); out.print(", "); out.print(op.getEdgeCondition()); out.print(", "); if (op.getRenderingHints() != null) { out.print("new RenderingHints("); writeHintMap(op.getRenderingHints()); out.print(")"); } else { out.print("null"); } out.print(")"); } private void writeHintMap(Map hints) { if (hints == null) { out.print("null"); return; } imports.add("org.freehep.graphicsio.java.JAVAArrayMap"); out.print("new JAVAArrayMap(new Object[] {"); Iterator keys = hints.keySet().iterator(); while(keys.hasNext()) { Object key = keys.next(); String keyString = JAVAArrayMap.HINTS.get(key); if (keyString == null) { continue; } Object value = hints.get(key); String valueString = JAVAArrayMap.HINTS.get(value); if (valueString == null) { continue; } out.print(keyString); out.print(", "); out.print(valueString); if (keys.hasNext()) { out.print(", "); } } out.print("})"); } private void write(Kernel kernel) { imports.add("java.awt.image.Kernel"); out.print("new Kernel("); out.print(kernel.getWidth()); out.print(", "); out.print(kernel.getHeight()); out.print(", "); write(kernel.getKernelData(null)); out.print(")"); } private void write(AffineTransformOp op) { imports.add("java.awt.image.AffineTransformOp"); out.print("new AffineTransformOp("); write(op.getTransform()); out.print(", "); out.print(op.getInterpolationType()); out.print(")"); } public boolean drawImage(Image img, AffineTransform xform, ImageObserver obs) { out.println(vg() + ".drawImage("); out.indent(); write(img); out.println(","); write(xform); out.println(","); out.println("null);"); out.outdent(); return true; } public void drawRenderableImage(RenderableImage img, AffineTransform xform) { out .println("System.err.println(\"" + getClass() + ": drawRenderableImage(RenderableImage, AffineTransform) not implemented.\");"); } public void drawRenderedImage(RenderedImage img, AffineTransform xform) { out .println("System.err.println(\"" + getClass() + ": drawRenderedImage(RenderedImage, AffineTransform) not implemented.\");"); } /** * converts all textAttributes in the AttributedCharacterIterator * to a java-line that adds this attribute to an AttributedString. * To avoid double Attributes this method stores the lines in a * HashSet and returns them to * {@link #drawString(java.text.AttributedCharacterIterator, float, float)}. * To do so the IndentPrintWriter out for this object is temporary * redirected to an IndentPrintWriter of this method. * * @param iterator the AttributedCharacterIterator * @param imports list of imported classes * @param text will be filled with chars from the iterator * @return HashSet with entries like "addAttribute(TextAttribute.FONT, new Font("Arial", 11f), 10, 20)" */ private HashSet getAttributes( AttributedCharacterIterator iterator, HashSet imports, StringBuffer text) { // return this later HashSet result = new HashSet(0); // iterate the Characters for ( char c = iterator.first(); c != AttributedCharacterIterator.DONE; c = iterator.next()) { // append the char text.append(c); Map /**/ attributes = iterator.getAttributes(); Iterator /**/ keys = attributes.keySet().iterator(); while (keys.hasNext()) { StringBuffer attribute = new StringBuffer(); // define key and value AttributedCharacterIterator.Attribute key = (AttributedCharacterIterator.Attribute) keys.next(); Object value = attributes.get(key); String className = key.getClass().getName(); attribute.append(".addAttribute("); attribute.append(className.substring(className.lastIndexOf(".") + 1)); attribute.append("."); imports.add(className); // taken from Attribute.toString() toString is // getClass().getName() + "(" + name + ")"; String keyName = key.toString().substring( key.toString().lastIndexOf("(") + 1, key.toString().lastIndexOf(")")); attribute.append(keyName.toUpperCase()); attribute.append(", "); // redirect the output IndentPrintWriter old = out; StringWriter s = new StringWriter(0); out = new IndentPrintWriter(s); // write out the value if (value instanceof String || value == null) { write((String)value); } else if (value instanceof Float) { write((Float)value); } else if (value instanceof Double) { write((Double)value); } else if (value instanceof Integer) { write((Integer)value); } else if (value instanceof Byte) { write((Byte)value); } else if (value instanceof Boolean) { write((Boolean)value); } else if (value instanceof Paint) { // FIXME: TexturePaint writes multiple images // even so they can't be changed between calls of this method write((Paint)value); } else if (value instanceof Dimension) { write((Dimension)value); } else if (value instanceof AffineTransform) { write((AffineTransform)value); } else if (value instanceof Font) { write((Font)value); } else if (value instanceof ImageGraphicAttribute) { write((ImageGraphicAttribute)value); } else if (value instanceof ShapeGraphicAttribute) { write((ShapeGraphicAttribute)value); } else { write(value.toString()); } // write content of out out.close(); attribute.append(s.getBuffer()); // redirect out to old IndentPrintWriter out = old; // append the range of the TextAttribute attribute.append(", "); attribute.append(iterator.getRunStart(key)); attribute.append(", "); attribute.append(iterator.getRunLimit(key)); attribute.append(");"); // store the result result.add(attribute.toString()); } } // return all lines of code return result; } /** * needed to create unique instances of AttributedString */ private static int attributedStringCounter = 0; /** * Creates an Java-output using an AttributedString. * Each textAttribute is added to this one. * * @param iterator String with TextAttributes * @param x x-position for drawing * @param y y-position for drawing */ public void drawString( AttributedCharacterIterator iterator, float x, float y) { imports.add("java.text.AttributedString"); // define a name for an AttributedString String asName = "as" + (attributedStringCounter++); // filled by {@link #getAttributes()} StringBuffer attributeName = new StringBuffer(); HashSet attributeImports = new HashSet(0); // get Attributes and fill attributeName and attributeImports Iterator attributes = getAttributes( iterator, attributeImports, attributeName).iterator(); // add the collected imports imports.addAll(attributeImports); // write something like: // AttributedString as243 = new AttributedString("attributed_text"); out.print("AttributedString "); out.print(asName); out.print("= new AttributedString(\""); out.print(attributeName.toString()); out.println("\");"); // add all TextAttributes by writing the attribute lines of code while (attributes.hasNext()) { out.print(asName); out.println(attributes.next()); } // write something like: // vg[0].drawString(as243, 23, 24); out.print(vg()); out.print(".drawString("); out.print(asName); out.print(".getIterator(), "); out.print(x); out.print("f, "); out.print(y); out.println("f);"); } private void write(Boolean b) { if (b.booleanValue()) { out.print("Boolean.TRUE"); } else { out.print("Boolean.FALSE"); } } private void write(Byte b) { out.print("new Byte("); out.print(b.byteValue()); out.print("b)"); } private void write(Float f) { out.print("new Float("); out.print(f.floatValue()); out.print("f)"); } private void write(Double d) { out.print("new Double("); out.print(d.doubleValue()); out.print(")"); } private void write(Integer i) { out.print("new Integer("); out.print(i.intValue()); out.print(")"); } private void write(Dimension d) { imports.add("java.awt.Dimension"); out.print("new Dimension("); out.print(d.getWidth()); out.print(", "); out.print(d.getHeight()); out.print(")"); } private void write(ImageGraphicAttribute iga) { // ImageGraphicAttribute has no getImage() so // it can't be fully supported imports.add("java.awt.font.ImageGraphicAttribute"); out.print("new ImageGraphicAttribute("); write(new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB)); out.print("/* ImageGraphicAttribute.getImage() not supported */"); out.print(", "); out.print(iga.getAlignment()); out.print(", "); out.print(- iga.getBounds().getX()); out.print(", "); out.print(- iga.getBounds().getY()); out.print(")"); } private void write(ShapeGraphicAttribute sga) { // ShapeGraphicAttribute has no getShape() // and getStroke() so it can't be fully supported imports.add("java.awt.font.ShapeGraphicAttribute"); out.print("new ShapeGraphicAttribute("); write(sga.getBounds().getBounds2D()); out.print("/* ShapeGraphicAttribute.getShape() not supported */"); out.print(", "); out.print(sga.getAlignment()); out.print(", "); write(new BasicStroke()); out.print("/* ShapeGraphicAttribute.getStroke() not supported */"); out.print(")"); } public void drawString(String str, float x, float y) { block(); out.print(vg() + ".drawString("); write(str); unblock(); out.println(", " + x + ", " + y + ");"); } public void fill(Shape s) { block(); out.print(vg() + ".fill("); write(s); unblock(); out.println(");"); } public Color getBackground() { return backgroundColor; } public Composite getComposite() { return composite; } public GraphicsConfiguration getDeviceConfiguration() { // FIXME return null; } public FontRenderContext getFontRenderContext() { return new FontRenderContext(new AffineTransform(), false, false); } public Paint getPaint() { return paint; } public Object getRenderingHint(RenderingHints.Key key) { return hints.get(key); } public RenderingHints getRenderingHints() { return hints; } public Stroke getStroke() { return stroke; } public AffineTransform getTransform() { return transform; } public boolean hit(Rectangle rect, Shape s, boolean onStroke) { out.println("System.err.println(\"" + getClass() + ": hit(Rectangle, Shape, boolean) not implemented.\");"); return false; } public void rotate(double theta) { out.println(vg() + ".rotate(" + theta + ");"); } public void rotate(double theta, double x, double y) { out.println(vg() + ".rotate(" + theta + ", " + x + ", " + y + ");"); } public void scale(double sx, double sy) { out.println(vg() + ".scale(" + sx + ", " + sy + ");"); } public void setBackground(Color c) { block(); out.print(vg() + ".setBackground("); write(c); unblock(); out.println(");"); backgroundColor = c; } public void setComposite(Composite c) { if (c instanceof AlphaComposite) { block(); out.print(vg() + ".setComposite("); write((AlphaComposite) c); unblock(); out.println(");"); } else { out.println("System.err.println(\"" + getClass() + ": setComposite(Composite) not implemented.\");"); } composite = c; } public void setPaint(Paint p) { block(); out.print(vg() + ".setPaint("); write(p); unblock(); out.println(");"); paint = p; } public void setRenderingHint(RenderingHints.Key hintKey, Object hintValue) { // store hints if (hintValue != null) { hints.put(hintKey, hintValue); } else { hints.remove(hintKey); } // RenderingHints --> String String key = JAVAArrayMap.HINTS.get(hintKey); if (key == null) { out.println("System.err.println(\"" + getClass() + ": setRenderingHint(RenderingHints.Key, Object) key not supported '" + hintKey + "'.\");"); return; } String value = JAVAArrayMap.HINTS.get(hintValue); if (value == null) { out.println("System.err.println(\"" + getClass() + ": setRenderingHint(RenderingHints.Key, Object) key not supported '" + hintKey + "'.\");"); return; } // write out imports.add("java.awt.RenderingHints"); out.print(vg() + ".setRenderingHint("); out.print(key); out.print(", "); out.print(value); out.println(");"); } @SuppressWarnings( "unchecked" ) public void setRenderingHints(Map hints) { this.hints = new RenderingHints((Map) hints); // write them out out.print(vg() + ".setRenderingHints("); writeHintMap(hints); out.println(");"); } public void setStroke(Stroke s) { if (s instanceof BasicStroke) { block(); out.print(vg() + ".setStroke("); write((BasicStroke) s); unblock(); out.println(");"); } else { out.println("System.err.println(\"" + getClass() + ": setStroke(Stroke) not implemented.\");"); } stroke = s; } public void setTransform(AffineTransform xform) { block(); out.print(vg() + ".setTransform("); write(xform); unblock(); out.println(");"); } public void shear(double shx, double shy) { out.println(vg() + ".shear(" + shx + ", " + shy + ");"); } public void transform(AffineTransform xform) { block(); out.print(vg() + ".transform("); write(xform); unblock(); out.println(");"); } public void translate(double tx, double ty) { out.println(vg() + ".translate(" + tx + ", " + ty + ");"); } public void clearRect(double x, double y, double width, double height) { out.println(vg() + ".clearRect(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void clipRect(double x, double y, double width, double height) { out.println(vg() + ".clipRect(" + x + ", " + y + ", " + width + ", " + height + ");"); clip = new Rectangle2D.Double(x, y, width, height); } public void drawArc(double x, double y, double width, double height, double startAngle, double arcAngle) { out.println(vg() + ".drawArc(" + x + ", " + y + ", " + width + ", " + height + ", " + startAngle + ", " + arcAngle + ");"); } public void drawLine(double x1, double y1, double x2, double y2) { out.println(vg() + ".drawLine(" + x1 + ", " + y1 + ", " + x2 + ", " + y2 + ");"); } public void drawOval(double x, double y, double width, double height) { out.println(vg() + ".drawOval(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void drawPolygon(double[] xPoints, double[] yPoints, int nPoints) { block(); out.print(vg() + ".drawPolygon("); write(xPoints); out.print(", "); write(yPoints); unblock(); out.println(", " + nPoints + ");"); } public void drawPolyline(double[] xPoints, double[] yPoints, int nPoints) { block(); out.print(vg() + ".drawPolyline("); write(xPoints); out.print(", "); write(yPoints); unblock(); out.println(", " + nPoints + ");"); } public void drawRect(double x, double y, double width, double height) { out.println(vg() + ".drawRect(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void drawRoundRect(double x, double y, double width, double height, double arcWidth, double arcHeight) { out.println(vg() + ".drawRoundRect(" + x + ", " + y + ", " + width + ", " + height + ", " + arcWidth + ", " + arcHeight + ");"); } public void drawSymbol(int x, int y, int size, int symbol) { out.println(vg() + ".drawSymbol(" + x + ", " + y + ", " + size + ", " + symbol + ");"); } public void fillAndDrawSymbol(int x, int y, int size, int symbol, Color fillColor) { // FIXME } public void drawSymbol(double x, double y, double size, int symbol) { out.println(vg() + ".drawSymbol(" + x + ", " + y + ", " + size + ", " + symbol + ");"); } public void fillSymbol(int x, int y, int size, int symbol) { out.println(vg() + ".fillSymbol(" + x + ", " + y + ", " + size + ", " + symbol + ");"); } public void fillSymbol(double x, double y, double size, int symbol) { out.println(vg() + ".fillSymbol(" + x + ", " + y + ", " + size + ", " + symbol + ");"); } public void fillAndDrawSymbol(double x, double y, double size, int symbol, Color fillColor) { // FIXME } public void drawString(String str, double x, double y) { block(); out.print(vg() + ".drawString("); write(str); unblock(); out.println(", " + x + ", " + y + ");"); } public void drawString(TagString str, double x, double y) { block(); out.print(vg() + ".drawString("); write(str); unblock(); out.println(", " + x + ", " + y + ");"); } public void drawString(String str, double x, double y, int horizontal, int vertical) { block(); out.print(vg() + ".drawString("); write(str); unblock(); out.println(", " + x + ", " + y + ", " + horizontal + ", " + vertical + ");"); } public void drawString(TagString str, double x, double y, int horizontal, int vertical) { block(); out.print(vg() + ".drawString("); write(str); unblock(); out.println(", " + x + ", " + y + ", " + horizontal + ", " + vertical + ");"); } public void drawString(String str, double x, double y, int horizontal, int vertical, boolean framed, Color frameColor, double frameWidth, boolean banner, Color bannerColor) { block(); out.print(vg() + ".drawString("); write(str); out.print(", " + x + ", " + y + ", " + horizontal + ", " + vertical + ", " + framed + ", "); write(frameColor); out.print(", " + frameWidth + ", " + banner + ", "); write(bannerColor); unblock(); out.println(");"); } public void drawString(TagString str, double x, double y, int horizontal, int vertical, boolean framed, Color frameColor, double frameWidth, boolean banner, Color bannerColor) { block(); out.print(vg() + ".drawString("); write(str); out.print(", " + x + ", " + y + ", " + horizontal + ", " + vertical + ", " + framed + ", "); write(frameColor); out.print(", " + frameWidth + ", " + banner + ", "); write(bannerColor); unblock(); out.println(");"); } public void fillAndDraw(Shape s, Color fillColor) { block(); out.print(vg() + ".fillAndDraw("); write(s); out.print(", "); write(fillColor); unblock(); out.println(");"); } public void fillArc(double x, double y, double width, double height, double startAngle, double arcAngle) { out.println(vg() + ".fillArc(" + x + ", " + y + ", " + width + ", " + height + ", " + startAngle + ", " + arcAngle + ");"); } public void fillOval(double x, double y, double width, double height) { out.println(vg() + ".fillOval(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void fillPolygon(double[] xPoints, double[] yPoints, int nPoints) { block(); out.print(vg() + ".fillPolygon("); write(xPoints); out.print(", "); write(yPoints); unblock(); out.println(", " + nPoints + ");"); } public void fillRect(double x, double y, double width, double height) { out.println(vg() + ".fillRect(" + x + ", " + y + ", " + width + ", " + height + ");"); } public void fillRoundRect(double x, double y, double width, double height, double arcWidth, double arcHeight) { out.println(vg() + ".fillRoundRect(" + x + ", " + y + ", " + width + ", " + height + ", " + arcWidth + ", " + arcHeight + ");"); } public int getColorMode() { return colorMode; } public String getCreator() { return creator; } public boolean isDeviceIndependent() { return false; } public void printComment(String comment) { block(); out.print(vg() + ".printComment("); write(comment); unblock(); out.println(");"); } public void setClip(double x, double y, double width, double height) { out.println(vg() + ".setClip(" + x + ", " + y + ", " + width + ", " + height + ");"); clip = new Rectangle2D.Double(x, y, width, height); } public void setColorMode(int colorMode) { out.println(vg() + ".setColorMode(" + colorMode + ");"); this.colorMode = colorMode; } public void setCreator(String creator) { if (creator != null) { this.creator = creator; } } public void setDeviceIndependent(boolean isDeviceIndependent) { this.isDeviceIndependent = true; } public void setLineWidth(int width) { out.println(vg() + ".setLineWidth(" + width + ");"); } public void setLineWidth(double width) { out.println(vg() + ".setLineWidth(" + width + ");"); } public void startExport() { block(); imports.add("java.awt.Graphics"); imports.add("java.io.IOException"); imports.add("org.freehep.graphics2d.VectorGraphics"); imports.add("org.freehep.graphicsio.test.TestingPanel"); out.println("public class " + className + " extends TestingPanel {"); out.println(); out.indent(); out.println("public " + className + "(String[] args) throws Exception {"); out.indent(); out.println("super(args);"); out.print("setName("); write(className); out.println(");"); out.outdent(); out.println("} // contructor"); out.println(); out.println("public void paint(Graphics g) {"); out.indent(); out.println("vg[0] = VectorGraphics.create(g);"); out.print("vg[0].setCreator("); write(creator); out.println(");"); out.println("try {"); out.indent(); out.println("Paint0s" + paintSequenceNo.getInt() + ".paint(vg);"); out.outdent(); out.println("} catch (IOException e) {"); out.indent(); out.println("e.printStackTrace();"); out.outdent(); out.println("}"); out.outdent(); out.println("} // paint"); out.println(); startClass(); unblock(); } public void endExport() { block(); endClass(); out.println("private VectorGraphics vg[] = new VectorGraphics[" + vg.size() + "];"); out.println(); out .println("public static void main(String[] args) throws Exception {"); out.indent(); out.println("new " + className + "(args).runTest(" + width + ", " + height + ");"); out.outdent(); out.println("}"); out.outdent(); out.println("} // class"); out.close(); unblock(); // now write the header PrintWriter writer = new PrintWriter(os); writer.println("// AUTOMATICALLY GENERATED by " + creator); writer.println(); if ((getProperty(PACKAGE_NAME) != null) && !getProperty(PACKAGE_NAME).equals("")) { writer.println("package " + getProperty(PACKAGE_NAME) + ";"); writer.println(); } for (Iterator i=imports.iterator(); i.hasNext(); ) { writer.println("import "+i.next()+";"); } writer.println(); // and the buffer writer.print(bos.toString()); writer.close(); } public void lineNumberReached(LineNumberWriter.LineNumberEvent event) { if (!block()) { lineWriter.setLineNumber(1); out.println( "Paint0s" + (paintSequenceNo.getInt() + 1) + ".paint(vg);"); endClass(); paintSequenceNo.set(paintSequenceNo.getInt() + 1); startClass(); } unblock(); } private boolean block() { boolean blocked = blockLevel.getInt() > 0; blockLevel.set(blockLevel.getInt() + 1); return blocked; } private void unblock() { if (blockLevel.getInt() > 0) blockLevel.set(blockLevel.getInt() - 1); } private void startClass() { block(); out.println("private static class Paint0s" + paintSequenceNo.getInt() + " {"); out.indent(); out.println("public static void paint(VectorGraphics[] vg) throws IOException {"); out.indent(); unblock(); } private void endClass() { block(); out.outdent(); out.println("} // paint"); out.outdent(); out.println("} // class Paint0s" + paintSequenceNo.getInt()); out.println(); unblock(); } // // Private Methods to write objects // private void write(Color c) { if (c == null) { out.print("null"); return; } imports.add("java.awt.Color"); out.print("new Color(" + c.getRed() + ", " + c.getGreen() + ", " + c.getBlue() + ", " + c.getAlpha() + ")"); } private void write(Font font) { if (font == null) { out.print("null"); return; } imports.add("java.awt.Font"); out.print("new Font("); write(font.getName()); out.print(", " + font.getStyle() + ", " + font.getSize() + ")"); } private void write(AffineTransform t) { if (t == null) { out.print("null"); return; } double[] m = new double[6]; t.getMatrix(m); imports.add("java.awt.geom.AffineTransform"); out.print("new AffineTransform(" + m[0] + ", " + m[1] + ", " + m[2] + ", " + m[3] + ", " + m[4] + ", " + m[5] + ")"); } private void write(Shape s) { if (s == null) { out.print("null"); return; } PathIterator i = s.getPathIterator(null); imports.add("org.freehep.graphicsio.java.JAVAGeneralPath"); out.println("new JAVAGeneralPath(" + i.getWindingRule() + ", new JAVAGeneralPath.PathElement[] {"); out.indent(); float[] c = new float[6]; while (!i.isDone()) { int type = i.currentSegment(c); switch (type) { case PathIterator.SEG_MOVETO: out.print("new JAVAGeneralPath.MoveTo(" + c[0] + "f, " + c[1] + "f)"); break; case PathIterator.SEG_LINETO: out.print("new JAVAGeneralPath.LineTo(" + c[0] + "f, " + c[1] + "f)"); break; case PathIterator.SEG_CUBICTO: out.print("new JAVAGeneralPath.CurveTo(" + c[0] + "f, " + c[1] + "f, " + c[2] + "f, " + c[3] + "f, " + c[4] + "f, " + c[5] + "f)"); break; case PathIterator.SEG_QUADTO: out.print("new JAVAGeneralPath.QuadTo(" + c[0] + "f, " + c[1] + "f, " + c[2] + "f, " + c[3] + "f)"); break; case PathIterator.SEG_CLOSE: out.print("new JAVAGeneralPath.ClosePath()"); break; default: break; } i.next(); out.println(i.isDone() ? "" : ","); } out.outdent(); out.print("})"); } private void write(double[] a) { if (a == null) { out.print("null"); return; } write(a, a.length); } private void write(double[] a, int length) { if (a == null) { out.print("null"); return; } out.println("new double[] {"); out.indent(); for (int i = 0; i < length; i++) { if (i != 0) out.print(", "); out.print(a[i]); } out.outdent(); out.println(); out.print("}"); } private void write(float[] a) { if (a == null) { out.print("null"); return; } write(a, a.length); } private void write(float[] a, int length) { if (a == null) { out.print("null"); return; } out.print("new float[] {"); out.indent(); for (int i = 0; i < length; i++) { if (i % 10 == 0) { out.println(); } if (i != 0) { out.print(", "); } out.print(a[i] + "f"); } out.outdent(); out.println(); out.print("}"); } private void write(int[] a) { if (a == null) { out.print("null"); return; } write(a, a.length); } private void write(int[] a, int length) { if (a == null) { out.print("null"); return; } out.print("new int[] {"); out.indent(); for (int i = 0; i < length; i++) { if (i % 10 == 0) { out.println(); } if (i != 0) { out.print(", "); } out.print(a[i]); } out.outdent(); out.println(); out.print("}"); } private void write(byte[] a) { if (a == null) { out.print("null"); return; } write(a, a.length); } private void write(byte[] a, int length) { if (a == null) { out.print("null"); return; } out.print("new byte[] {"); out.indent(); for (int i = 0; i < length; i++) { if (i % 10 == 0) { out.println(); } if (i != 0) { out.print(", "); } out.print(a[i]); } out.outdent(); out.println(); out.print("}"); } /* private void write(char[] a) { if (a == null) { out.print("null"); return; } write(a, a.length); } */ private void write(char[] a, int length) { if (a == null) { out.print("null"); return; } out.println("new char[] {"); out.indent(); for (int i = 0; i < length; i++) { if (i != 0) out.print(", "); out.print("'"); switch (a[i]) { case '\b': out.print("\\b"); break; case '\t': out.print("\\t"); break; case '\n': out.print("\\n"); break; case '\f': out.print("\\f"); break; case '\r': out.print("\\r"); break; case '\"': out.print("\\\""); break; case '\'': out.print("\\'"); break; case '\\': out.print("\\\\"); break; default: out.print(toUnicode(a[i])); break; } out.print("'"); if (i % 10 == 0) { out.println(); } } out.outdent(); out.println(); out.print("}"); } private void write(Polygon p) { if (p == null) { out.print("null"); return; } imports.add("java.awt.Polygon"); out.println("new Polygon("); out.indent(); write(p.xpoints, p.npoints); out.print(", "); write(p.ypoints, p.npoints); out.println(", " + p.npoints); out.outdent(); out.print(")"); } private static int imageCounter = 0; private void write(Image image) { if (image == null) { out.print("null"); return; } // prepare the image encoder PNGEncoder encoder = new PNGEncoder(image, true, PNGEncoder.FILTER_NONE, 9); // embed the image if (isProperty(EMBED_IMAGES)) { imports.add("javax.imageio.ImageIO"); imports.add("java.io.ByteArrayInputStream"); out.println("ImageIO.read(new ByteArrayInputStream("); out.indent(); write(encoder.pngEncode()); out.outdent(); out.print("))"); } // write as external file else { // we do not reuse any written images because // they could be changed between write operations // determin path to image String imageName = className + imagePrefix + (imageCounter ++) + ".png"; if (isProperty(COMPLETE_IMAGE_PATHS)) { imageName = classPath + imageName; } // write the image try { FileOutputStream fos = new FileOutputStream(imageName); BufferedOutputStream bos = new BufferedOutputStream(fos); bos.write(encoder.pngEncode()); bos.close(); } catch (IOException e) { e.printStackTrace(); } imports.add("javax.imageio.ImageIO"); imports.add("java.io.File"); out.print("ImageIO.read(new File(\"" + imageName + "\"))"); } } private void write(Paint p) { if (p == null) { out.print("(Paint)null"); } else if (p instanceof Color) { write((Color)p); } else if (p instanceof TexturePaint) { write((TexturePaint)p); } else if (p instanceof GradientPaint) { write((GradientPaint)p); } else { write(Color.red); out.print("/* not supported '"); out.print(p.toString()); out.print("' */"); } } private void write(GradientPaint gp) { if (gp == null) { out.print("null"); return; } imports.add("java.awt.GradientPaint"); out.println("new GradientPaint("); out.indent(); write(gp.getPoint1()); out.print(", "); write(gp.getColor1()); out.println(", "); write(gp.getPoint2()); out.print(", "); write(gp.getColor2()); out.println(", " + gp.isCyclic()); out.outdent(); out.print(")"); } private void write(TexturePaint tp) { if (tp == null) { out.print("null"); return; } imports.add("java.awt.TexturePaint"); out.println("new TexturePaint("); out.indent(); write(tp.getImage()); out.print(", "); write(tp.getAnchorRect()); out.outdent(); out.print(")"); } private void write(BasicStroke bs) { if (bs == null) { out.print("null"); return; } imports.add("java.awt.BasicStroke"); out.println("new BasicStroke("); out.indent(); out.println(bs.getLineWidth() + "f, " + bs.getEndCap() + ", "); out.println(bs.getLineJoin() + ", " + bs.getMiterLimit() + "f, "); write(bs.getDashArray()); out.println(", " + bs.getDashPhase() + "f"); out.outdent(); out.print(")"); } private void write(AlphaComposite ac) { if (ac == null) { out.print("null"); return; } imports.add("java.awt.AlphaComposite"); out.print("AlphaComposite.getInstance(" + ac.getRule() + ", " + ac.getAlpha() + "f)"); } private void write(Point2D p) { if (p == null) { out.print("null"); return; } imports.add("java.awt.geom.Point2D"); out.print("new Point2D.Double(" + p.getX() + ", " + p.getY() + ")"); } private void write(Rectangle2D r) { if (r == null) { out.print("null"); return; } imports.add("java.awt.geom.Rectangle2D"); out.print("new Rectangle2D.Double(" + r.getX() + ", " + r.getY() + ", " + r.getWidth() + ", " + r.getHeight() + ")"); } private void write(String s) { if (s == null) { out.print("(String)null"); return; } StringBuffer sb = new StringBuffer(); for (int i = 0; i < s.length(); i++) { char c = s.charAt(i); switch (c) { case '\\': sb.append("\\\\"); break; case '"': sb.append("\\\""); break; default: sb.append(toUnicode(c)); break; } } out.print("\"" + sb.toString() + "\""); } private void write(TagString s) { if (s == null) { out.print("null"); return; } imports.add("org.freehep.graphics2d.TagString"); out.print("new TagString("); write(s.toString()); out.print(")"); } private String vg() { Integer index = vg.get(this); return "vg[" + ((index != null) ? String.valueOf(index.intValue()) : "null") + "]"; } private String toUnicode(char c) { if ((c <= 0x1f) || (0x7f <= c)) { String unicode = "0000" + Integer.toHexString(c); return "\\u" + unicode.substring(unicode.length() - 4); } else { return String.valueOf(c); } } }




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