Examples of net.sf.latexdraw.parsers.svg.SVGTransformList

net.sf.latexdraw.parsers.svg.SVGTransformList
Defines a list containing SVG transformations.

This file is part of LaTeXDraw
Copyright (c) 2005-2014 Arnaud BLOUIN

LaTeXDraw 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 2 of the License, or any later version.

LaTeXDraw is distributed 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.

10/16/07
@author Arnaud BLOUIN @version 3.0 @since 0.1

  }




  @Test
  public void testTransformPoint() {
    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);
    pt1.setLocation(1, 0);


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

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  @Test
  public void testGetGlobalTransformation() {
    SVGTransformList t = new SVGTransformList();
    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);
    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);
    assertEquals(m.getD(), 3., 0.0001);

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import org.junit.Test;


public class TestSVGTransformList{
  @Test
  public void testContructors() {
    SVGTransformList t = new SVGTransformList();
    assertTrue(t.isEmpty());


    t = new SVGTransformList(null);
    assertTrue(t.isEmpty());


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


    t = new SVGTransformList("translate(2,2)"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
  }

View Full Code Here

  }




  @Test
  public void testAddTransformations() {
    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());


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


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


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


    t.addTransformations("scale( 3"); //$NON-NLS-1$
    assertTrue(t.isEmpty());


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


    t.addTransformations("rotate(1)"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
    t.clear();


    t.addTransformations("rotate(1 , 2 4)"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
    t.clear();


    t.addTransformations("skewY(  1)"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
    t.clear();


    t.addTransformations("skewX(1)"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
    t.clear();


    t.addTransformations("scale(1 1)"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
    t.clear();


    t.addTransformations("translate(1 ,1)"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
    t.clear();


    t.addTransformations("translate(1 1) ,"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
    t.clear();


    t.addTransformations("matrix(1 2 3)"); //$NON-NLS-1$
    assertTrue(t.isEmpty());


    t.addTransformations("matrix(1 2 3 ,4 ,5 ,6)"); //$NON-NLS-1$
    assertFalse(t.isEmpty());
    t.clear();


    t.addTransformations("matrix(1 2 3 ,4 ,5 ,6) translate(2 2)"); //$NON-NLS-1$
    assertEquals(2, t.size());
    t.clear();


    t.addTransformations("rotate ( 2, 3 5), \n skewX( 2  \n)"); //$NON-NLS-1$
    assertEquals(2, t.size());
    t.clear();


    t.addTransformations("rotate ( 2, 3 5)scale( 2)"); //$NON-NLS-1$
    assertEquals(2, t.size());
    t.clear();


    t.addTransformations("rotate ( 2, 3 5), \n skewX( 2  \n)"); //$NON-NLS-1$
    t.addTransformations("rotate ( 2, 3 5)scale( 2)"); //$NON-NLS-1$
    assertEquals(4, t.size());
  }

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  }




  private void addTransformation(final SVGTransform transformation) {
    if(currentTransforms==null)
      currentTransforms = new SVGTransformList();


    if(currentTransforms.isEmpty())
      currentTransforms.add(transformation);
    else {
      final SVGTransform transformPrev = currentTransforms.get(currentTransforms.size()-1);

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Related Classes of net.sf.latexdraw.parsers.svg.SVGTransformList

net.sf.latexdraw.parsers.svg.parsers.Graphics2D2SVG

test.svg.TestSVGTransformList

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