1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   5  * This code is free software; you can redistribute it and/or modify it
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   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
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  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
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  25 
  26 package javafx.scene.transform;
  27 
  28 import static javafx.scene.transform.TransformTest.assertTx;
  29 import javafx.scene.shape.Rectangle;
  30 
  31 import org.junit.Assert;
  32 import org.junit.Test;
  33 
  34 import static org.junit.Assert.*;
  35 import com.sun.javafx.test.TransformHelper;
  36 import com.sun.javafx.geom.transform.Affine2D;
  37 import com.sun.javafx.geom.transform.Affine3D;
  38 import com.sun.javafx.geom.transform.BaseTransform;
  39 
  40 public class ScaleTest {
  41 
  42     @Test
  43     public void testScale() {
  44         final Scale trans = new Scale() {{
  45             setX(25);
  46             setY(52);
  47         }};
  48         final Rectangle n = new Rectangle();
  49         n.getTransforms().add(trans);
  50 
  51         assertTx(n, BaseTransform.getScaleInstance(25, 52));
  52         TransformHelper.assertMatrix(trans,
  53                 25,  0, 0, 0,
  54                  0, 52, 0, 0,
  55                  0,  0, 1, 0);
  56 
  57 
  58         trans.setX(34);
  59         Assert.assertEquals(34, trans.getX(), 1e-100);
  60         assertTx(n, BaseTransform.getScaleInstance(34, 52));
  61         TransformHelper.assertMatrix(trans,
  62                 34,  0, 0, 0,
  63                  0, 52, 0, 0,
  64                  0,  0, 1, 0);
  65 
  66 
  67         trans.setY(67);
  68         assertTx(n, BaseTransform.getScaleInstance(34, 67));
  69         TransformHelper.assertMatrix(trans,
  70                 34,  0, 0, 0,
  71                  0, 67, 0, 0,
  72                  0,  0, 1, 0);
  73 
  74 
  75         trans.setPivotX(66);
  76 
  77         Affine2D expTx = new Affine2D();
  78         expTx.setToTranslation(trans.getPivotX(), trans.getPivotY());
  79         expTx.scale(trans.getX(), trans.getY());
  80         expTx.translate(-trans.getPivotX(), -trans.getPivotY());
  81         assertTx(n, expTx);
  82         TransformHelper.assertMatrix(trans,
  83                 34,  0, 0, -2178,
  84                  0, 67, 0,     0,
  85                  0,  0, 1,     0);
  86 
  87 
  88         trans.setPivotY(77);
  89 
  90         expTx.setToTranslation(trans.getPivotX(), trans.getPivotY());
  91         expTx.scale(trans.getX(), trans.getY());
  92         expTx.translate(-trans.getPivotX(), -trans.getPivotY());
  93         assertTx(n, expTx);
  94         TransformHelper.assertMatrix(trans,
  95                 34,  0, 0, -2178,
  96                  0, 67, 0, -5082,
  97                  0,  0, 1,     0);
  98 
  99         trans.setZ(10);
 100         trans.setPivotZ(5);
 101         TransformHelper.assertMatrix(trans,
 102                 34,  0,  0, -2178,
 103                  0, 67,  0, -5082,
 104                  0,  0, 10,   -45);
 105     }
 106     
 107     @Test public void testScalePivotCtor() {
 108         final Scale trans = new Scale(11, 22, 33, 44);
 109         final Rectangle n = new Rectangle();
 110         n.getTransforms().add(trans);
 111 
 112         Affine2D expT = new Affine2D();
 113         expT.translate(33, 44);
 114         expT.scale(11, 22);
 115         expT.translate(-33, -44);
 116         assertTx(n, expT);
 117     }
 118 
 119     @Test public void testScalePivotCtor3D() {
 120         final Scale trans = new Scale(11, 22, 33, 44, 55, 66);
 121         final Rectangle n = new Rectangle();
 122         n.getTransforms().add(trans);
 123 
 124         Affine3D expT = new Affine3D();
 125         expT.translate(44, 55, 66);
 126         expT.scale(11, 22, 33);
 127         expT.translate(-44, -55, -66);
 128         assertTx(n, expT);
 129     }
 130 
 131     @Test
 132     public void testCopying() {
 133         final Scale trans = new Scale(34, 67, 10, 66, 77, 5);
 134 
 135         Transform copy = trans.clone();
 136 
 137         TransformHelper.assertMatrix(copy,
 138                 34,  0,  0, -2178,
 139                  0, 67,  0, -5082,
 140                  0,  0, 10,   -45);
 141     }
 142 
 143     @Test public void testToString() {
 144         final Scale trans = new Scale(5, 8);
 145 
 146         String s = trans.toString();
 147 
 148         assertNotNull(s);
 149         assertFalse(s.isEmpty());
 150     }
 151 
 152     @Test public void testBoundPropertySynced_PivotX() throws Exception {
 153         TransformTest.checkDoublePropertySynced(new Scale(3, 3, 0), "pivotX", 200.0);
 154     }
 155 
 156     @Test public void testBoundPropertySynced_PivotY() throws Exception {
 157         TransformTest.checkDoublePropertySynced(new Scale(3, 3, 0), "pivotY", 200.0);
 158     }
 159 
 160     @Test public void testBoundPropertySynced_PivotZ() throws Exception {
 161         TransformTest.checkDoublePropertySynced(new Scale(3, 3, 0), "pivotZ", 20.0);
 162     }
 163 
 164     @Test public void testBoundPropertySynced_X() throws Exception {
 165         TransformTest.checkDoublePropertySynced(new Scale(3, 3, 0), "x", 123.0);
 166     }
 167 
 168     @Test public void testBoundPropertySynced_Y() throws Exception {
 169         TransformTest.checkDoublePropertySynced(new Scale(3, 3, 0), "y", 123.0);
 170     }
 171 
 172     @Test public void testBoundPropertySynced_Z() throws Exception {
 173         TransformTest.checkDoublePropertySynced(new Scale(3, 3, 0), "z", 123.0);
 174     }
 175 }