@Test
public void testScalePivotCtor() {
final Scale trans = new Scale(11, 22, 33, 44);
final Rectangle n = new Rectangle();
n.getTransforms().add(trans);
Affine2D expT = new Affine2D();
expT.translate(33, 44);
expT.scale(11, 22);
expT.translate(-33, -44);
assertTx(n, expT);
}
@Test
public void testScale() {
final Scale trans =
new Scale() {
{
setX(25);
setY(52);
}
};
final Rectangle n = new Rectangle();
n.getTransforms().add(trans);
assertTx(n, BaseTransform.getScaleInstance(25, 52));
TransformHelper.assertMatrix(trans, 25, 0, 0, 0, 0, 52, 0, 0, 0, 0, 1, 0);
trans.setX(34);
Assert.assertEquals(34, trans.getX(), 1e-100);
assertTx(n, BaseTransform.getScaleInstance(34, 52));
TransformHelper.assertMatrix(trans, 34, 0, 0, 0, 0, 52, 0, 0, 0, 0, 1, 0);
trans.setY(67);
assertTx(n, BaseTransform.getScaleInstance(34, 67));
TransformHelper.assertMatrix(trans, 34, 0, 0, 0, 0, 67, 0, 0, 0, 0, 1, 0);
trans.setPivotX(66);
Affine2D expTx = new Affine2D();
expTx.setToTranslation(trans.getPivotX(), trans.getPivotY());
expTx.scale(trans.getX(), trans.getY());
expTx.translate(-trans.getPivotX(), -trans.getPivotY());
assertTx(n, expTx);
TransformHelper.assertMatrix(trans, 34, 0, 0, -2178, 0, 67, 0, 0, 0, 0, 1, 0);
trans.setPivotY(77);
expTx.setToTranslation(trans.getPivotX(), trans.getPivotY());
expTx.scale(trans.getX(), trans.getY());
expTx.translate(-trans.getPivotX(), -trans.getPivotY());
assertTx(n, expTx);
TransformHelper.assertMatrix(trans, 34, 0, 0, -2178, 0, 67, 0, -5082, 0, 0, 1, 0);
trans.setZ(10);
trans.setPivotZ(5);
TransformHelper.assertMatrix(trans, 34, 0, 0, -2178, 0, 67, 0, -5082, 0, 0, 10, -45);
}