Package net.sf.latexdraw.parsers.svg

Examples of net.sf.latexdraw.parsers.svg.SVGTransformList.addTransformations()

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    SVGTransformList t = new SVGTransformList();
    Point2D pt1 = new Point2D.Double(1,1);
    Point2D pt2 = new Point2D.Double(3,4);
    Point2D pt3;

    t.addTransformations("translate( 2 3)"); //$NON-NLS-1$
    assertEquals(t.transformPoint(pt1), pt2);

    t.addTransformations("translate( -2 -3)"); //$NON-NLS-1$
    t.addTransformations("rotate(90)"); //$NON-NLS-1$
    pt2.setLocation(0, 1);
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    Point2D pt3;

    t.addTransformations("translate( 2 3)"); //$NON-NLS-1$
    assertEquals(t.transformPoint(pt1), pt2);

    t.addTransformations("translate( -2 -3)"); //$NON-NLS-1$
    t.addTransformations("rotate(90)"); //$NON-NLS-1$
    pt2.setLocation(0, 1);
    pt1.setLocation(1, 0);

    pt3 = t.transformPoint(pt1);
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    t.addTransformations("translate( 2 3)"); //$NON-NLS-1$
    assertEquals(t.transformPoint(pt1), pt2);

    t.addTransformations("translate( -2 -3)"); //$NON-NLS-1$
    t.addTransformations("rotate(90)"); //$NON-NLS-1$
    pt2.setLocation(0, 1);
    pt1.setLocation(1, 0);

    pt3 = t.transformPoint(pt1);
    assertEquals(Math.rint(pt3.getX()), pt2.getX(), 0.0001);
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    SVGMatrix m;

    m = t.getGlobalTransformationMatrix();
    assertNull(m);

    t.addTransformations("scale( 2 3)"); //$NON-NLS-1$
    m = t.getGlobalTransformationMatrix();

    assertEquals(m.getA(), 2., 0.0001);
    assertEquals(m.getB(), 0., 0.0001);
    assertEquals(m.getC(), 0., 0.0001);
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    assertEquals(m.getC(), 0., 0.0001);
    assertEquals(m.getD(), 3., 0.0001);
    assertEquals(m.getE(), 0., 0.0001);
    assertEquals(m.getF(), 0., 0.0001);

    t.addTransformations("skewX( 0.5  \n)"); //$NON-NLS-1$
    m = t.getGlobalTransformationMatrix();

    assertEquals(m.getA(), 2., 0.0001);
    assertEquals(m.getB(), 0., 0.0001);
    assertEquals(m.getC(), 2.*Math.tan(Math.toRadians(0.5)), 0.0001);
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  @Test
  public void testAddTransformations() {
    SVGTransformList t = new SVGTransformList();

    t.addTransformations(null);
    assertTrue(t.isEmpty());

    t.addTransformations(""); //$NON-NLS-1$
    assertTrue(t.isEmpty());
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    SVGTransformList t = new SVGTransformList();

    t.addTransformations(null);
    assertTrue(t.isEmpty());

    t.addTransformations(""); //$NON-NLS-1$
    assertTrue(t.isEmpty());

    t.addTransformations("dsqdsq"); //$NON-NLS-1$
    assertTrue(t.isEmpty());
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