/* ===========================================================
* 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;
import java.awt.geom.Rectangle2D;
import java.util.List;
/**
* Tests for the {@link VerticalFlowElement} class.
*/
public class VerticalFlowElementTest {
@Test
public void testEquals() {
VerticalFlowElement vfe1 = new VerticalFlowElement(VAlign.TOP, 11);
VerticalFlowElement vfe2 = new VerticalFlowElement(VAlign.TOP, 11);
assertTrue(vfe1.equals(vfe2));
vfe1.addElement(new TextElement("ABC"));
assertFalse(vfe1.equals(vfe2));
vfe2.addElement(new TextElement("ABC"));
assertTrue(vfe1.equals(vfe2));
vfe1.setVGap(33);
assertFalse(vfe1.equals(vfe2));
vfe2.setVGap(33);
assertTrue(vfe1.equals(vfe2));
vfe1.setVerticalAlignment(VAlign.MIDDLE);
assertFalse(vfe1.equals(vfe2));
vfe2.setVerticalAlignment(VAlign.MIDDLE);
assertTrue(vfe1.equals(vfe2));
}
@Test
public void testSerialization() {
VerticalFlowElement vfe1 = new VerticalFlowElement();
VerticalFlowElement vfe2
= (VerticalFlowElement) TestUtils.serialized(vfe1);
assertTrue(vfe1.equals(vfe2));
}
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();
VerticalFlowElement vfe = new VerticalFlowElement();
ShapeElement se1 = new ShapeElement(new Rectangle(10, 5), Color.BLACK);
se1.setInsets(new Insets(0, 0, 0, 0));
vfe.addElement(se1);
Dimension2D dim = vfe.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 = vfe.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 in a new column is taken
* into consideration for the height even if it is the last item in the
* layout.
*/
@Test
public void testPreferredSize2() {
BufferedImage img = new BufferedImage(100, 50,
BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = img.createGraphics();
VerticalFlowElement vfe = new VerticalFlowElement();
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, 10), Color.BLACK);
se2.setInsets(new Insets(0, 0, 0, 0));
vfe.addElement(se1);
vfe.addElement(se2);
Dimension2D dim = vfe.preferredSize(g2, new Rectangle(24, 14));
assertEquals(34.0, dim.getWidth(), EPSILON);
assertEquals(14.0, dim.getHeight(), EPSILON);
}
@Test
public void testForLayoutRoundingBug() {
VerticalFlowElement vfe = new VerticalFlowElement(VAlign.TOP, 2);
ShapeElement s1 = new ShapeElement(new Rectangle2D.Double(0, 0, 11.25, 7.25), Color.RED);
s1.setInsets(new Insets(0, 0, 0, 0));
ShapeElement s2 = new ShapeElement(new Rectangle2D.Double(0, 0, 11.25, 7.25), Color.RED);
s2.setInsets(new Insets(0, 0, 0, 0));
GridElement<String, String> grid1 = new GridElement<String, String>();
grid1.setInsets(new Insets(0, 0, 0, 0));
grid1.setElement(s1, "R1", "C1");
grid1.setElement(s2, "R1", "C2");
ShapeElement s3 = new ShapeElement(new Rectangle2D.Double(0, 0, 11.25, 7.25), Color.RED);
s3.setInsets(new Insets(0, 0, 0, 0));
ShapeElement s4 = new ShapeElement(new Rectangle2D.Double(0, 0, 11.25, 7.25), Color.RED);
s4.setInsets(new Insets(0, 0, 0, 0));
GridElement<String, String> grid2 = new GridElement<String, String>();
grid2.setInsets(new Insets(0, 0, 0, 0));
grid2.setElement(s3, "R1", "C1");
grid2.setElement(s4, "R1", "C2");
vfe.addElement(grid1);
vfe.addElement(grid2);
// now test that the preferred size and the layout match
BufferedImage img = new BufferedImage(100, 50,
BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = img.createGraphics();
Dimension2D prefSize = vfe.preferredSize(g2, new Rectangle(300, 200));
// 11.25 * 2 + insets (8 = 4 * 2)
//assertEquals(30.5, prefSize.getWidth(), EPSILON);
// 7.25 * 2 + vgap (2) + insets (2 + 2)?
//assertEquals(20.5, prefSize.getHeight(), EPSILON);
List<Rectangle2D> layout = vfe.layoutElements(g2,
new Rectangle2D.Double(0.0, 0.0, prefSize.getWidth(), prefSize.getHeight()), null);
}
}