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iText, a free Java-PDF library
/*
* 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.io.Serializable;
public class Rectangle extends Rectangle2D implements Shape, Serializable {
private static final long serialVersionUID = -4345857070255674764L;
public double x;
public double y;
public double width;
public double height;
public Rectangle() {
setBounds(0, 0, 0, 0);
}
public Rectangle(Point p) {
setBounds(p.x, p.y, 0, 0);
}
public Rectangle(Point p, Dimension d) {
setBounds(p.x, p.y, d.width, d.height);
}
public Rectangle(double x, double y, double width, double height) {
setBounds(x, y, width, height);
}
public Rectangle(int width, int height) {
setBounds(0, 0, width, height);
}
public Rectangle(Rectangle r) {
setBounds(r.x, r.y, r.width, r.height);
}
public Rectangle(com.itextpdf.text.Rectangle r) {
r.normalize();
setBounds(r.getLeft(), r.getBottom(), r.getWidth(), r.getHeight());
}
public Rectangle(Dimension d) {
setBounds(0, 0, d.width, d.height);
}
@Override
public double getX() {
return x;
}
@Override
public double getY() {
return y;
}
@Override
public double getHeight() {
return height;
}
@Override
public double getWidth() {
return width;
}
@Override
public boolean isEmpty() {
return width <= 0 || height <= 0;
}
public Dimension getSize() {
return new Dimension(width, height);
}
public void setSize(int mx, int my) {
setSize((double)mx, (double)my);
}
public void setSize(double width, double height) {
this.width = width;
this.height = height;
}
public void setSize(Dimension d) {
setSize(d.width, d.height);
}
public Point getLocation() {
return new Point(x, y);
}
public void setLocation(int mx, int my) {
setLocation((double)mx, (double)my);
}
public void setLocation(double x, double y) {
this.x = x;
this.y = y;
}
public void setLocation(Point p) {
setLocation(p.x, p.y);
}
@Override
public void setRect(double x, double y, double width, double height) {
int x1 = (int)Math.floor(x);
int y1 = (int)Math.floor(y);
int x2 = (int)Math.ceil(x + width);
int y2 = (int)Math.ceil(y + height);
setBounds(x1, y1, x2 - x1, y2 - y1);
}
@Override
public Rectangle getBounds() {
return new Rectangle(x, y, width, height);
}
@Override
public Rectangle2D getBounds2D() {
return getBounds();
}
public void setBounds(int x, int y, int width, int height) {
setBounds((double)x, (double)y, (double)width, (double)height);
}
public void setBounds(double x, double y, double width, double height) {
this.x = x;
this.y = y;
this.height = height;
this.width = width;
}
public void setBounds(Rectangle r) {
setBounds(r.x, r.y, r.width, r.height);
}
public void grow(int mx, int my) {
translate((double)mx, (double)my);
}
public void grow(double dx, double dy) {
x -= dx;
y -= dy;
width += dx + dx;
height += dy + dy;
}
public void translate(int mx, int my) {
translate((double)mx, (double)my);
}
public void translate(double mx, double my) {
x += mx;
y += my;
}
public void add(int px, int py) {
add((double)px, (double)py);
}
public void add(double px, double py) {
double x1 = Math.min(x, px);
double x2 = Math.max(x + width, px);
double y1 = Math.min(y, py);
double y2 = Math.max(y + height, py);
setBounds(x1, y1, x2 - x1, y2 - y1);
}
public void add(Point p) {
add(p.x, p.y);
}
public void add(Rectangle r) {
double x1 = Math.min(x, r.x);
double x2 = Math.max(x + width, r.x + r.width);
double y1 = Math.min(y, r.y);
double y2 = Math.max(y + height, r.y + r.height);
setBounds(x1, y1, x2 - x1, y2 - y1);
}
public boolean contains(int px, int py) {
return contains((double)px, (double)py);
}
public boolean contains(double px, double py) {
if (isEmpty()) {
return false;
}
if (px < x || py < y) {
return false;
}
px -= x;
py -= y;
return px < width && py < height;
}
public boolean contains(Point p) {
return contains(p.x, p.y);
}
public boolean contains(int rx, int ry, int rw, int rh) {
return contains(rx, ry) && contains(rx + rw - 1, ry + rh - 1);
}
public boolean contains(double rx, double ry, double rw, double rh) {
return contains(rx, ry) && contains(rx + rw - 0.01, ry + rh - 0.01);
}
public boolean contains(Rectangle r) {
return contains(r.x, r.y, r.width, r.height);
}
@Override
public Rectangle2D createIntersection(Rectangle2D r) {
if (r instanceof Rectangle) {
return intersection((Rectangle) r);
}
Rectangle2D dst = new Rectangle2D.Double();
Rectangle2D.intersect(this, r, dst);
return dst;
}
public Rectangle intersection(Rectangle r) {
double x1 = Math.max(x, r.x);
double y1 = Math.max(y, r.y);
double x2 = Math.min(x + width, r.x + r.width);
double y2 = Math.min(y + height, r.y + r.height);
return new Rectangle(x1, y1, x2 - x1, y2 - y1);
}
public boolean intersects(Rectangle r) {
return !intersection(r).isEmpty();
}
@Override
public int outcode(double px, double py) {
int code = 0;
if (width <= 0) {
code |= OUT_LEFT | OUT_RIGHT;
} else
if (px < x) {
code |= OUT_LEFT;
} else
if (px > x + width) {
code |= OUT_RIGHT;
}
if (height <= 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 createUnion(Rectangle2D r) {
if (r instanceof Rectangle) {
return union((Rectangle)r);
}
Rectangle2D dst = new Rectangle2D.Double();
Rectangle2D.union(this, r, dst);
return dst;
}
public Rectangle union(Rectangle r) {
Rectangle dst = new Rectangle(this);
dst.add(r);
return dst;
}
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj instanceof Rectangle) {
Rectangle r = (Rectangle)obj;
return r.x == x && r.y == y && r.width == width && r.height == height;
}
return false;
}
@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 Rectangle().toString())
return getClass().getName() + "[x=" + x + ",y=" + y + //$NON-NLS-1$ //$NON-NLS-2$
",width=" + width + ",height=" + height + "]"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
}
}