/* ===========================================================
* Orson Charts : a 3D chart library for the Java(tm) platform
* ===========================================================
*
* (C)opyright 2013-2016, by Object Refinery Limited. All rights reserved.
*
* http://www.object-refinery.com/orsoncharts/index.html
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* If you do not wish to be bound by the terms of the GPL, an alternative
* commercial license can be purchased. For details, please see visit the
* Orson Charts home page:
*
* http://www.object-refinery.com/orsoncharts/index.html
*
*/
package com.orsoncharts.table;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.Rectangle;
import java.awt.geom.Dimension2D;
import java.awt.image.BufferedImage;
import com.orsoncharts.TestUtils;
/**
* Tests for the {@link FlowElement} class.
*/
public class FlowElementTest {
@Test
public void testEquals() {
FlowElement fe1 = new FlowElement(HAlign.LEFT, 11);
FlowElement fe2 = new FlowElement(HAlign.LEFT, 11);
assertTrue(fe1.equals(fe2));
fe1.addElement(new TextElement("ABC"));
assertFalse(fe1.equals(fe2));
fe2.addElement(new TextElement("ABC"));
assertTrue(fe1.equals(fe2));
fe1.setHGap(33);
assertFalse(fe1.equals(fe2));
fe2.setHGap(33);
assertTrue(fe1.equals(fe2));
fe1.setHorizontalAlignment(HAlign.RIGHT);
assertFalse(fe1.equals(fe2));
fe2.setHorizontalAlignment(HAlign.RIGHT);
assertTrue(fe1.equals(fe2));
}
@Test
public void testSerialization() {
FlowElement fe1 = new FlowElement();
FlowElement fe2 = (FlowElement) TestUtils.serialized(fe1);
assertTrue(fe1.equals(fe2));
}
private static final double EPSILON = 0.00000001;
@Test
public void testPreferredSize1() {
BufferedImage img = new BufferedImage(100, 50,
BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = img.createGraphics();
FlowElement fe = new FlowElement();
ShapeElement se1 = new ShapeElement(new Rectangle(10, 5), Color.BLACK);
se1.setInsets(new Insets(0, 0, 0, 0));
fe.addElement(se1);
Dimension2D dim = fe.preferredSize(g2, new Rectangle(100, 50));
assertEquals(14.0, dim.getWidth(), EPSILON);
assertEquals(9.0, dim.getHeight(), EPSILON);
// although this element looks at the width of the bounds to determine
// the layout, it will still return the minimum required size as the
// preferred size, even if this exceeds the bounds
dim = fe.preferredSize(g2, new Rectangle(10, 5));
assertEquals(14.0, dim.getWidth(), EPSILON);
assertEquals(9.0, dim.getHeight(), EPSILON);
}
/**
* Here we check to ensure that the first item on a new line is taken
* into consideration for the width even if it is the last item in the
* layout (this was a bug in the 1.0 release).
*/
@Test
public void testPreferredSize2() {
BufferedImage img = new BufferedImage(100, 50,
BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = img.createGraphics();
FlowElement fe = new FlowElement();
ShapeElement se1 = new ShapeElement(new Rectangle(10, 5), Color.BLACK);
se1.setInsets(new Insets(0, 0, 0, 0));
ShapeElement se2 = new ShapeElement(new Rectangle(20, 5), Color.BLACK);
se2.setInsets(new Insets(0, 0, 0, 0));
fe.addElement(se1);
fe.addElement(se2);
Dimension2D dim = fe.preferredSize(g2, new Rectangle(24, 20));
assertEquals(24.0, dim.getWidth(), EPSILON);
assertEquals(14.0, dim.getHeight(), EPSILON);
}
}