itextpdf.jar is a component in iText 5 Java library to provide core functionalities. iText Java library allows you to generate and manage PDF documents.

The Source Code files are provided at iText GitHub site.

You can compile it to generate your JAR file, using pom.xml as the build configuration file.

The source code of itextpdf-5.5.14.jar is provided below:

⏎ com/itextpdf/awt/geom/Rectangle2D.java

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *  This code was originally part of the Apache Harmony project.
 *  The Apache Harmony project has been discontinued.
 *  That's why we imported the code into iText.
 */
/**
 * @author Denis M. Kishenko
 */
package com.itextpdf.awt.geom;

import java.util.NoSuchElementException;

import com.itextpdf.awt.geom.misc.HashCode;
import com.itextpdf.awt.geom.misc.Messages;

public abstract class Rectangle2D extends RectangularShape {

    public static final int OUT_LEFT   = 1;
    public static final int OUT_TOP    = 2;
    public static final int OUT_RIGHT  = 4;
    public static final int OUT_BOTTOM = 8;

    public static class Float extends Rectangle2D {

        public float x;
        public float y;
        public float width;
        public float height;

        public Float() {
        }

        public Float(float x, float y, float width, float height) {
            setRect(x, y, width, height);
        }

        @Override
        public double getX() {
            return x;
        }

        @Override
        public double getY() {
            return y;
        }

        @Override
        public double getWidth() {
            return width;
        }

        @Override
        public double getHeight() {
            return height;
        }

        @Override
        public boolean isEmpty() {
            return width <= 0.0f || height <= 0.0f;
        }

        public void setRect(float x, float y, float width, float height) {
            this.x = x;
            this.y = y;
            this.width = width;
            this.height = height;
        }

        @Override
        public void setRect(double x, double y, double width, double height) {
            this.x = (float)x;
            this.y = (float)y;
            this.width = (float)width;
            this.height = (float)height;
        }

        @Override
        public void setRect(Rectangle2D r) {
            this.x = (float)r.getX();
            this.y = (float)r.getY();
            this.width = (float)r.getWidth();
            this.height = (float)r.getHeight();
        }

        @Override
        public int outcode(double px, double py) {
            int code = 0;

            if (width <= 0.0f) {
                code |= OUT_LEFT | OUT_RIGHT;
            } else
                if (px < x) {
                    code |= OUT_LEFT;
                } else
                    if (px > x + width) {
                        code |= OUT_RIGHT;
                    }

            if (height <= 0.0f) {
                code |= OUT_TOP | OUT_BOTTOM;
            } else
                if (py < y) {
                    code |= OUT_TOP;
                } else
                    if (py > y + height) {
                        code |= OUT_BOTTOM;
                    }

            return code;
        }

        @Override
        public Rectangle2D getBounds2D() {
            return new Float(x, y, width, height);
        }

        @Override
        public Rectangle2D createIntersection(Rectangle2D r) {
            Rectangle2D dst;
            if (r instanceof Double) {
                dst = new Rectangle2D.Double();
            } else {
                dst = new Rectangle2D.Float();
            }
            Rectangle2D.intersect(this, r, dst);
            return dst;
        }

        @Override
        public Rectangle2D createUnion(Rectangle2D r) {
            Rectangle2D dst;
            if (r instanceof Double) {
                dst = new Rectangle2D.Double();
            } else {
                dst = new Rectangle2D.Float();
            }
            Rectangle2D.union(this, r, dst);
            return dst;
        }

        @Override
        public String toString() {
            // The output format based on 1.5 release behaviour. It could be obtained in the following way
            // System.out.println(new Rectangle2D.Float().toString())
            return getClass().getName() + "[x=" + x + ",y=" + y + ",width=" + width + ",height=" + height + "]"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
        }
    }

    public static class Double extends Rectangle2D {

        public double x;
        public double y;
        public double width;
        public double height;

        public Double() {
        }

        public Double(double x, double y, double width, double height) {
            setRect(x, y, width, height);
        }

        @Override
        public double getX() {
            return x;
        }

        @Override
        public double getY() {
            return y;
        }

        @Override
        public double getWidth() {
            return width;
        }

        @Override
        public double getHeight() {
            return height;
        }

        @Override
        public boolean isEmpty() {
            return width <= 0.0 || height <= 0.0;
        }

        @Override
        public void setRect(double x, double y, double width, double height) {
            this.x = x;
            this.y = y;
            this.width = width;
            this.height = height;
        }

        @Override
        public void setRect(Rectangle2D r) {
            this.x = r.getX();
            this.y = r.getY();
            this.width = r.getWidth();
            this.height = r.getHeight();
        }

        @Override
        public int outcode(double px, double py) {
            int code = 0;

            if (width <= 0.0) {
                code |= OUT_LEFT | OUT_RIGHT;
            } else
                if (px < x) {
                    code |= OUT_LEFT;
                } else
                    if (px > x + width) {
                        code |= OUT_RIGHT;
                    }

            if (height <= 0.0) {
                code |= OUT_TOP | OUT_BOTTOM;
            } else
                if (py < y) {
                    code |= OUT_TOP;
                } else
                    if (py > y + height) {
                        code |= OUT_BOTTOM;
                    }

            return code;
        }

        @Override
        public Rectangle2D getBounds2D() {
            return new Double(x, y, width, height);
        }

        @Override
        public Rectangle2D createIntersection(Rectangle2D r) {
            Rectangle2D dst = new Rectangle2D.Double();
            Rectangle2D.intersect(this, r, dst);
            return dst;
        }

        @Override
        public Rectangle2D createUnion(Rectangle2D r) {
            Rectangle2D dest = new Rectangle2D.Double();
            Rectangle2D.union(this, r, dest);
            return dest;
        }

        @Override
        public String toString() {
            // The output format based on 1.5 release behaviour. It could be obtained in the following way
            // System.out.println(new Rectangle2D.Double().toString())
            return getClass().getName() + "[x=" + x + ",y=" + y + ",width=" + width + ",height=" + height + "]"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
        }
    }

    /*
     * Rectangle2D path iterator 
     */
    class Iterator implements PathIterator {

        /**
         * The x coordinate of left-upper rectangle corner
         */
        double x;
        
        /**
         * The y coordinate of left-upper rectangle corner
         */
        double y;
        
        
        /**
         * The width of rectangle
         */
        double width;
        
        /**
         * The height of rectangle
         */
        double height;
                
        /**
         * The path iterator transformation
         */
        AffineTransform t;
        
        /**
         * The current segmenet index
         */
        int index;
        
        /**
         * Constructs a new Rectangle2D.Iterator for given rectangle and transformation
         * @param r - the source Rectangle2D object
         * @param at - the AffineTransform object to apply rectangle path 
         */
        Iterator(Rectangle2D r, AffineTransform at) {
            this.x = r.getX();
            this.y = r.getY();
            this.width = r.getWidth();
            this.height = r.getHeight();
            this.t = at;
            if (width < 0.0 || height < 0.0) {
                index = 6;
            }
        }

        public int getWindingRule() {
            return WIND_NON_ZERO;
        }

        public boolean isDone() {
            return index > 5;
        }

        public void next() {
            index++;
        }

        public int currentSegment(double[] coords) {
            if (isDone()) {
                throw new NoSuchElementException(Messages.getString("awt.4B")); //$NON-NLS-1$
            }
            if (index == 5) {
                return SEG_CLOSE;
            }
            int type;
            if (index == 0) {
                type = SEG_MOVETO;
                coords[0] = x;
                coords[1] = y;
            } else {
                type = SEG_LINETO;
                switch(index) {
                case 1:
                    coords[0] = x + width;
                    coords[1] = y;
                    break;
                case 2:
                    coords[0] = x + width;
                    coords[1] = y + height;
                    break;
                case 3:
                    coords[0] = x;
                    coords[1] = y + height;
                    break;
                case 4:
                    coords[0] = x;
                    coords[1] = y;
                    break;
                }
            }
            if (t != null) {
                t.transform(coords, 0, coords, 0, 1);
            }
            return type;
        }

        public int currentSegment(float[] coords) {
            if (isDone()) {
                throw new NoSuchElementException(Messages.getString("awt.4B")); //$NON-NLS-1$
            }
            if (index == 5) {
                return SEG_CLOSE;
            }
            int type;
            if (index == 0) {
                coords[0] = (float)x;
                coords[1] = (float)y;
                type = SEG_MOVETO;
            } else {
                type = SEG_LINETO;
                switch(index) {
                case 1:
                    coords[0] = (float)(x + width);
                    coords[1] = (float)y;
                    break;
                case 2:
                    coords[0] = (float)(x + width);
                    coords[1] = (float)(y + height);
                    break;
                case 3:
                    coords[0] = (float)x;
                    coords[1] = (float)(y + height);
                    break;
                case 4:
                    coords[0] = (float)x;
                    coords[1] = (float)y;
                    break;
                }
            }
            if (t != null) {
                t.transform(coords, 0, coords, 0, 1);
            }
            return type;
        }

    }

    protected Rectangle2D() {
    }

    public abstract void setRect(double x, double y, double width, double height);

    public abstract int outcode(double x, double y);

    public abstract Rectangle2D createIntersection(Rectangle2D r);

    public abstract Rectangle2D createUnion(Rectangle2D r);

    public void setRect(Rectangle2D r) {
        setRect(r.getX(), r.getY(), r.getWidth(), r.getHeight());
    }

    @Override
    public void setFrame(double x, double y, double width, double height) {
        setRect(x, y, width, height);
    }

    public Rectangle2D getBounds2D() {
        return (Rectangle2D)clone();
    }

    public boolean intersectsLine(double x1, double y1, double x2, double y2) {
        double rx1 = getX();
        double ry1 = getY();
        double rx2 = rx1 + getWidth();
        double ry2 = ry1 + getHeight();
        return
            (rx1 <= x1 && x1 <= rx2 && ry1 <= y1 && y1 <= ry2) ||
            (rx1 <= x2 && x2 <= rx2 && ry1 <= y2 && y2 <= ry2) ||
            Line2D.linesIntersect(rx1, ry1, rx2, ry2, x1, y1, x2, y2) ||
            Line2D.linesIntersect(rx2, ry1, rx1, ry2, x1, y1, x2, y2);
    }

    public boolean intersectsLine(Line2D l) {
        return intersectsLine(l.getX1(), l.getY1(), l.getX2(), l.getY2());
    }

    public int outcode(Point2D p) {
        return outcode(p.getX(), p.getY());
    }

    public boolean contains(double x, double y) {
        if (isEmpty()) {
            return false;
        }

        double x1 = getX();
        double y1 = getY();
        double x2 = x1 + getWidth();
        double y2 = y1 + getHeight();

        return
            x1 <= x && x < x2 &&
            y1 <= y && y < y2;
    }

    public boolean intersects(double x, double y, double width, double height) {
        if (isEmpty() || width <= 0.0 || height <= 0.0) {
            return false;
        }

        double x1 = getX();
        double y1 = getY();
        double x2 = x1 + getWidth();
        double y2 = y1 + getHeight();

        return
            x + width > x1 && x < x2 &&
            y + height > y1 && y < y2;
    }

    public boolean contains(double x, double y, double width, double height) {
        if (isEmpty() || width <= 0.0 || height <= 0.0) {
            return false;
        }

        double x1 = getX();
        double y1 = getY();
        double x2 = x1 + getWidth();
        double y2 = y1 + getHeight();

        return
            x1 <= x && x + width <= x2 &&
            y1 <= y && y + height <= y2;
    }

    public static void intersect(Rectangle2D src1, Rectangle2D src2, Rectangle2D dst) {
        double x1 = Math.max(src1.getMinX(), src2.getMinX());
        double y1 = Math.max(src1.getMinY(), src2.getMinY());
        double x2 = Math.min(src1.getMaxX(), src2.getMaxX());
        double y2 = Math.min(src1.getMaxY(), src2.getMaxY());
        dst.setFrame(x1, y1, x2 - x1, y2 - y1);
    }

    public static void union(Rectangle2D src1, Rectangle2D src2, Rectangle2D dst) {
        double x1 = Math.min(src1.getMinX(), src2.getMinX());
        double y1 = Math.min(src1.getMinY(), src2.getMinY());
        double x2 = Math.max(src1.getMaxX(), src2.getMaxX());
        double y2 = Math.max(src1.getMaxY(), src2.getMaxY());
        dst.setFrame(x1, y1, x2 - x1, y2 - y1);
    }

    public void add(double x, double y) {
        double x1 = Math.min(getMinX(), x);
        double y1 = Math.min(getMinY(), y);
        double x2 = Math.max(getMaxX(), x);
        double y2 = Math.max(getMaxY(), y);
        setRect(x1, y1, x2 - x1, y2 - y1);
    }

    public void add(Point2D p) {
        add(p.getX(), p.getY());
    }

    public void add(Rectangle2D r) {
        union(this, r, this);
    }

    public PathIterator getPathIterator(AffineTransform t) {
        return new Iterator(this, t);
    }

    @Override
    public PathIterator getPathIterator(AffineTransform t, double flatness) {
        return new Iterator(this, t);
    }

    @Override
    public int hashCode() {
        HashCode hash = new HashCode();
        hash.append(getX());
        hash.append(getY());
        hash.append(getWidth());
        hash.append(getHeight());
        return hash.hashCode();
    }

    @Override
    public boolean equals(Object obj) {
        if (obj == this) {
            return true;
        }
        if (obj instanceof Rectangle2D) {
            Rectangle2D r = (Rectangle2D)obj;
            return
                getX() == r.getX() &&
                getY() == r.getY() &&
                getWidth() == r.getWidth() &&
                getHeight() == r.getHeight();
        }
        return false;
    }

}

⏎ com/itextpdf/awt/geom/Rectangle2D.java

Or download all of them as a single archive file:

File name: itextpdf-5.5.14-fyi.zip
File size: 2163839 bytes
Release date: 2009-10-09
Download 

⇒ iText-2.1.6.jar - iText, a JAVA-PDF library

⇐ iText layout.jar Source Code

⇑ Download and Install iText Java Library

⇑⇑ iText for PDF Generation