PolylineShape.java

/*
 * $Id: PolylineShape.java 3117 2008-01-31 05:53:22Z xlv $
 *
 * Copyright 2007 Bruno Lowagie and Wil
 *
 * The contents of this file are subject to the Mozilla Public License Version 1.1
 * (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the License.
 *
 * The Original Code is 'iText, a free JAVA-PDF library'.
 *
 * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
 * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
 * All Rights Reserved.
 * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
 * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
 *
 * Contributor(s): all the names of the contributors are added in the source code
 * where applicable.
 *
 * Alternatively, the contents of this file may be used under the terms of the
 * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
 * provisions of LGPL are applicable instead of those above.  If you wish to
 * allow use of your version of this file only under the terms of the LGPL
 * License and not to allow others to use your version of this file under
 * the MPL, indicate your decision by deleting the provisions above and
 * replace them with the notice and other provisions required by the LGPL.
 * If you do not delete the provisions above, a recipient may use your version
 * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the MPL as stated above or under the terms of the GNU
 * Library General Public License as published by the Free Software Foundation;
 * either version 2 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
 * details.
 *
 * If you didn't download this code from the following link, you should check if
 * you aren't using an obsolete version:
 * http://www.lowagie.com/iText/
 */

package com.lowagie.text.pdf.internal;

import java.awt.Shape;
import java.awt.Rectangle;
import java.awt.geom.AffineTransform;
import java.awt.geom.PathIterator;
import java.awt.geom.Line2D;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;

/**
 * Class that defines a Polyline shape.
 * This class was originally written by wil - amristar.com.au
 * and integrated into iText by Bruno.
 */
public class PolylineShape implements Shape {
    /** All the X-values of the coordinates in the polyline. */
    protected int[] x;
    /** All the Y-values of the coordinates in the polyline. */
    protected int[] y;
    /** The total number of points. */
    protected int np;

    /** Creates a PolylineShape. */
    public PolylineShape(int[] x, int[] y, int nPoints) {
        // Should copy array (as done in Polygon)
        this.np = nPoints;
        // Take a copy.
        this.x = new int[np];
        this.y = new int[np];
        System.arraycopy(x, 0, this.x, 0, np);
        System.arraycopy(y, 0, this.y, 0, np);
    }

    /**
     * Returns the bounding box of this polyline.
     *
     * @return a {@link Rectangle2D} that is the high-precision
     *     bounding box of this line.
     * @see java.awt.Shape#getBounds2D()
     */
    public Rectangle2D getBounds2D() {
        int[] r = rect();
        return r==null?null:new Rectangle2D.Double(r[0], r[1], r[2], r[3]);
    }
    
    /**
     * Returns the bounding box of this polyline.
     * @see java.awt.Shape#getBounds()
     */
    public Rectangle getBounds() {
        return getBounds2D().getBounds();
    }

    /**
     * Calculates the origin (X, Y) and the width and height
     * of a rectangle that contains all the segments of the
     * polyline.
     */
    private int[] rect() {
         if(np==0)return null;
        int xMin = x[0], yMin=y[0], xMax=x[0],yMax=y[0];

         for(int i=1;i<np;i++) {
             if(x[i]<xMin)xMin=x[i];
             else if(x[i]>xMax)xMax=x[i];
             if(y[i]<yMin)yMin=y[i];
             else if(y[i]>yMax)yMax=y[i];
         }

         return new int[] { xMin, yMin, xMax-xMin, yMax-yMin };
    }

    /**
     * A polyline can't contain a point.
     * @see java.awt.Shape#contains(double, double)
     */
    public boolean contains(double x, double y) { return false; }
    
    /**
     * A polyline can't contain a point.
     * @see java.awt.Shape#contains(java.awt.geom.Point2D)
     */
    public boolean contains(Point2D p) { return false; }
    
    /**
     * A polyline can't contain a point.
     * @see java.awt.Shape#contains(double, double, double, double)
     */
    public boolean contains(double x, double y, double w, double h) { return false; }
    
    /**
     * A polyline can't contain a point.
     * @see java.awt.Shape#contains(java.awt.geom.Rectangle2D)
     */
    public boolean contains(Rectangle2D r) { return false; }

    /**
     * Checks if one of the lines in the polyline intersects
     * with a given rectangle.
     * @see java.awt.Shape#intersects(double, double, double, double)
     */
    public boolean intersects(double x, double y, double w, double h) {
        return intersects(new Rectangle2D.Double(x, y, w, h));
    }

    /**
     * Checks if one of the lines in the polyline intersects
     * with a given rectangle.
     * @see java.awt.Shape#intersects(java.awt.geom.Rectangle2D)
     */
    public boolean intersects(Rectangle2D r) {
        if(np==0)return false;
        Line2D line = new Line2D.Double(x[0],y[0],x[0],y[0]);
        for (int i = 1; i < np; i++) {
            line.setLine(x[i-1], y[i-1], x[i], y[i]);
            if(line.intersects(r))return true;
        }
        return false;
    }

    /**
     * Returns an iteration object that defines the boundary of the polyline.
     * @param at the specified {@link AffineTransform}
     * @return a {@link PathIterator} that defines the boundary of this polyline.
     * @see java.awt.Shape#intersects(java.awt.geom.Rectangle2D)
     */
    public PathIterator getPathIterator(AffineTransform at) {
        return new PolylineShapeIterator(this, at);
    }

    /**
     * There's no difference with getPathIterator(AffineTransform at);
     * we just need this method to implement the Shape interface.
     */
    public PathIterator getPathIterator(AffineTransform at, double flatness) {
        return new PolylineShapeIterator(this, at);
    }

}






















Active mutators

INCREMENTS_MUTATOR
VOID_METHOD_CALL_MUTATOR
RETURN_VALS_MUTATOR
MATH_MUTATOR
NEGATE_CONDITIONALS_MUTATOR
INVERT_NEGS_MUTATOR
CONDITIONALS_BOUNDARY_MUTATOR

Tests examined

Report generated by PIT 1.4.2

1		/*
2		* $Id: PolylineShape.java 3117 2008-01-31 05:53:22Z xlv $
3		*
4		* Copyright 2007 Bruno Lowagie and Wil
5		*
6		* The contents of this file are subject to the Mozilla Public License Version 1.1
7		* (the "License"); you may not use this file except in compliance with the License.
8		* You may obtain a copy of the License at http://www.mozilla.org/MPL/
9		*
10		* Software distributed under the License is distributed on an "AS IS" basis,
11		* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12		* for the specific language governing rights and limitations under the License.
13		*
14		* The Original Code is 'iText, a free JAVA-PDF library'.
15		*
16		* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
17		* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
18		* All Rights Reserved.
19		* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
20		* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
21		*
22		* Contributor(s): all the names of the contributors are added in the source code
23		* where applicable.
24		*
25		* Alternatively, the contents of this file may be used under the terms of the
26		* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
27		* provisions of LGPL are applicable instead of those above. If you wish to
28		* allow use of your version of this file only under the terms of the LGPL
29		* License and not to allow others to use your version of this file under
30		* the MPL, indicate your decision by deleting the provisions above and
31		* replace them with the notice and other provisions required by the LGPL.
32		* If you do not delete the provisions above, a recipient may use your version
33		* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
34		*
35		* This library is free software; you can redistribute it and/or modify it
36		* under the terms of the MPL as stated above or under the terms of the GNU
37		* Library General Public License as published by the Free Software Foundation;
38		* either version 2 of the License, or any later version.
39		*
40		* This library is distributed in the hope that it will be useful, but WITHOUT
41		* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
42		* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
43		* details.
44		*
45		* If you didn't download this code from the following link, you should check if
46		* you aren't using an obsolete version:
47		* http://www.lowagie.com/iText/
48		*/
49
50		package com.lowagie.text.pdf.internal;
51
52		import java.awt.Shape;
53		import java.awt.Rectangle;
54		import java.awt.geom.AffineTransform;
55		import java.awt.geom.PathIterator;
56		import java.awt.geom.Line2D;
57		import java.awt.geom.Point2D;
58		import java.awt.geom.Rectangle2D;
59
60		/**
61		* Class that defines a Polyline shape.
62		* This class was originally written by wil - amristar.com.au
63		* and integrated into iText by Bruno.
64		*/
65		public class PolylineShape implements Shape {
66		/** All the X-values of the coordinates in the polyline. */
67		protected int[] x;
68		/** All the Y-values of the coordinates in the polyline. */
69		protected int[] y;
70		/** The total number of points. */
71		protected int np;
72
73		/** Creates a PolylineShape. */
74		public PolylineShape(int[] x, int[] y, int nPoints) {
75		// Should copy array (as done in Polygon)
76		this.np = nPoints;
77		// Take a copy.
78		this.x = new int[np];
79		this.y = new int[np];
80	1 1. : removed call to java/lang/System::arraycopy → NO_COVERAGE	System.arraycopy(x, 0, this.x, 0, np);
81	1 1. : removed call to java/lang/System::arraycopy → NO_COVERAGE	System.arraycopy(y, 0, this.y, 0, np);
82		}
83
84		/**
85		* Returns the bounding box of this polyline.
86		*
87		* @return a {@link Rectangle2D} that is the high-precision
88		* bounding box of this line.
89		* @see java.awt.Shape#getBounds2D()
90		*/
91		public Rectangle2D getBounds2D() {
92		int[] r = rect();
93	2 1. getBounds2D : negated conditional → NO_COVERAGE 2. getBounds2D : mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::getBounds2D to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE	return r==null?null:new Rectangle2D.Double(r[0], r[1], r[2], r[3]);
94		}
95
96		/**
97		* Returns the bounding box of this polyline.
98		* @see java.awt.Shape#getBounds()
99		*/
100		public Rectangle getBounds() {
101	1 1. getBounds : mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::getBounds to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE	return getBounds2D().getBounds();
102		}
103
104		/**
105		* Calculates the origin (X, Y) and the width and height
106		* of a rectangle that contains all the segments of the
107		* polyline.
108		*/
109		private int[] rect() {
110	2 1. rect : negated conditional → NO_COVERAGE 2. rect : mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::rect to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE	if(np==0)return null;
111		int xMin = x[0], yMin=y[0], xMax=x[0],yMax=y[0];
112
113	3 1. rect : changed conditional boundary → NO_COVERAGE 2. rect : Changed increment from 1 to -1 → NO_COVERAGE 3. rect : negated conditional → NO_COVERAGE	for(int i=1;i<np;i++) {
114	2 1. rect : changed conditional boundary → NO_COVERAGE 2. rect : negated conditional → NO_COVERAGE	if(x[i]<xMin)xMin=x[i];
115	2 1. rect : changed conditional boundary → NO_COVERAGE 2. rect : negated conditional → NO_COVERAGE	else if(x[i]>xMax)xMax=x[i];
116	2 1. rect : changed conditional boundary → NO_COVERAGE 2. rect : negated conditional → NO_COVERAGE	if(y[i]<yMin)yMin=y[i];
117	2 1. rect : changed conditional boundary → NO_COVERAGE 2. rect : negated conditional → NO_COVERAGE	else if(y[i]>yMax)yMax=y[i];
118		}
119
120	3 1. rect : Replaced integer subtraction with addition → NO_COVERAGE 2. rect : Replaced integer subtraction with addition → NO_COVERAGE 3. rect : mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::rect to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE	return new int[] { xMin, yMin, xMax-xMin, yMax-yMin };
121		}
122
123		/**
124		* A polyline can't contain a point.
125		* @see java.awt.Shape#contains(double, double)
126		*/
127		public boolean contains(double x, double y) { return false; }
128
129		/**
130		* A polyline can't contain a point.
131		* @see java.awt.Shape#contains(java.awt.geom.Point2D)
132		*/
133		public boolean contains(Point2D p) { return false; }
134
135		/**
136		* A polyline can't contain a point.
137		* @see java.awt.Shape#contains(double, double, double, double)
138		*/
139		public boolean contains(double x, double y, double w, double h) { return false; }
140
141		/**
142		* A polyline can't contain a point.
143		* @see java.awt.Shape#contains(java.awt.geom.Rectangle2D)
144		*/
145		public boolean contains(Rectangle2D r) { return false; }
146
147		/**
148		* Checks if one of the lines in the polyline intersects
149		* with a given rectangle.
150		* @see java.awt.Shape#intersects(double, double, double, double)
151		*/
152		public boolean intersects(double x, double y, double w, double h) {
153	1 1. intersects : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return intersects(new Rectangle2D.Double(x, y, w, h));
154		}
155
156		/**
157		* Checks if one of the lines in the polyline intersects
158		* with a given rectangle.
159		* @see java.awt.Shape#intersects(java.awt.geom.Rectangle2D)
160		*/
161		public boolean intersects(Rectangle2D r) {
162	2 1. intersects : negated conditional → NO_COVERAGE 2. intersects : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	if(np==0)return false;
163		Line2D line = new Line2D.Double(x[0],y[0],x[0],y[0]);
164	3 1. intersects : changed conditional boundary → NO_COVERAGE 2. intersects : Changed increment from 1 to -1 → NO_COVERAGE 3. intersects : negated conditional → NO_COVERAGE	for (int i = 1; i < np; i++) {
165	3 1. intersects : Replaced integer subtraction with addition → NO_COVERAGE 2. intersects : Replaced integer subtraction with addition → NO_COVERAGE 3. intersects : removed call to java/awt/geom/Line2D::setLine → NO_COVERAGE	line.setLine(x[i-1], y[i-1], x[i], y[i]);
166	2 1. intersects : negated conditional → NO_COVERAGE 2. intersects : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	if(line.intersects(r))return true;
167		}
168	1 1. intersects : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return false;
169		}
170
171		/**
172		* Returns an iteration object that defines the boundary of the polyline.
173		* @param at the specified {@link AffineTransform}
174		* @return a {@link PathIterator} that defines the boundary of this polyline.
175		* @see java.awt.Shape#intersects(java.awt.geom.Rectangle2D)
176		*/
177		public PathIterator getPathIterator(AffineTransform at) {
178	1 1. getPathIterator : mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::getPathIterator to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE	return new PolylineShapeIterator(this, at);
179		}
180
181		/**
182		* There's no difference with getPathIterator(AffineTransform at);
183		* we just need this method to implement the Shape interface.
184		*/
185		public PathIterator getPathIterator(AffineTransform at, double flatness) {
186	1 1. getPathIterator : mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::getPathIterator to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE	return new PolylineShapeIterator(this, at);
187		}
188
189		}
190
		Mutations
80		1.1 Location : Killed by : none removed call to java/lang/System::arraycopy → NO_COVERAGE
81		1.1 Location : Killed by : none removed call to java/lang/System::arraycopy → NO_COVERAGE
93		1.1 Location : getBounds2D Killed by : none negated conditional → NO_COVERAGE 2.2 Location : getBounds2D Killed by : none mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::getBounds2D to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE
101		1.1 Location : getBounds Killed by : none mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::getBounds to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE
110		1.1 Location : rect Killed by : none negated conditional → NO_COVERAGE 2.2 Location : rect Killed by : none mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::rect to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE
113		1.1 Location : rect Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : rect Killed by : none Changed increment from 1 to -1 → NO_COVERAGE 3.3 Location : rect Killed by : none negated conditional → NO_COVERAGE
114		1.1 Location : rect Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : rect Killed by : none negated conditional → NO_COVERAGE
115		1.1 Location : rect Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : rect Killed by : none negated conditional → NO_COVERAGE
116		1.1 Location : rect Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : rect Killed by : none negated conditional → NO_COVERAGE
117		1.1 Location : rect Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : rect Killed by : none negated conditional → NO_COVERAGE
120		1.1 Location : rect Killed by : none Replaced integer subtraction with addition → NO_COVERAGE 2.2 Location : rect Killed by : none Replaced integer subtraction with addition → NO_COVERAGE 3.3 Location : rect Killed by : none mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::rect to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE
153		1.1 Location : intersects Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
162		1.1 Location : intersects Killed by : none negated conditional → NO_COVERAGE 2.2 Location : intersects Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
164		1.1 Location : intersects Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : intersects Killed by : none Changed increment from 1 to -1 → NO_COVERAGE 3.3 Location : intersects Killed by : none negated conditional → NO_COVERAGE
165		1.1 Location : intersects Killed by : none Replaced integer subtraction with addition → NO_COVERAGE 2.2 Location : intersects Killed by : none Replaced integer subtraction with addition → NO_COVERAGE 3.3 Location : intersects Killed by : none removed call to java/awt/geom/Line2D::setLine → NO_COVERAGE
166		1.1 Location : intersects Killed by : none negated conditional → NO_COVERAGE 2.2 Location : intersects Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
168		1.1 Location : intersects Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
178		1.1 Location : getPathIterator Killed by : none mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::getPathIterator to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE
186		1.1 Location : getPathIterator Killed by : none mutated return of Object value for com/lowagie/text/pdf/internal/PolylineShape::getPathIterator to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE

PolylineShape.java

Mutations

Active mutators

Tests examined