Examples of ILine

ag.ion.bion.officelayer.draw.shapes.ILine
@author Sebastian Patschorke
com.dp.nebula.wormhole.common.interfaces.ILine
net.sf.latexdraw.glib.models.interfaces.shape.ILine
Defines an interface that classes defining a line should implement.

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 (at your option) 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.

07/02/2009
@author Arnaud BLOUIN @version 3.0 @since 3.0
org.jacoco.core.analysis.ILine
The instruction and branch coverage of a single source line is described by this interface. @author Marc R. Hoffmann @version $Revision: 11 $

Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine


  @Test
  public void testGetPerpendicularLineHoriz() {
    line.setLine(-10, 0, 10, 0);
    line.updateAandB();
    ILine line2 = line.getPerpendicularLine(ShapeFactory.createPoint());
    assertNotNull(line2);
    assertEquals(0., line2.getX1(), 0.1);
    assertEquals(0., line2.getX2(), 0.1);
    line.setLine(-10, 1, 10, 1);
    line.updateAandB();
    line2 = line.getPerpendicularLine(ShapeFactory.createPoint(1,1));
    assertNotNull(line2);
    assertEquals(1., line2.getX1(), 0.1);
    assertEquals(1., line2.getX2(), 0.1);
    line.setLine(-10, -1, 10, -1);
    line.updateAandB();
    line2 = line.getPerpendicularLine(ShapeFactory.createPoint(-1,-1));
    assertNotNull(line2);
    assertEquals(-1., line2.getX1(), 0.1);
    assertEquals(-1., line2.getX2(), 0.1);
  }

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine


  @Test
  public void testGetPerpendicularLineVert() {
    line.setLine(0, 10, 0, -10);
    line.updateAandB();
    ILine line2 = line.getPerpendicularLine(ShapeFactory.createPoint());
    assertNotNull(line2);
    assertEquals(0., line2.getY1(), 0.1);
    assertEquals(0., line2.getY2(), 0.1);
    line.setLine(1, 10, 1, -10);
    line.updateAandB();
    line2 = line.getPerpendicularLine(ShapeFactory.createPoint(1,1));
    assertNotNull(line2);
    assertEquals(1., line2.getY1(), 0.1);
    assertEquals(1., line2.getY2(), 0.1);
    line.setLine(-1, 10, -1, -10);
    line.updateAandB();
    line2 = line.getPerpendicularLine(ShapeFactory.createPoint(-1,-1));
    assertNotNull(line2);
    assertEquals(-1., line2.getY1(), 0.1);
    assertEquals(-1., line2.getY2(), 0.1);
  }

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine


  @Test
  public void testGetPerpendicularLineDiag() {
    line.setLine(1, 1, 2, 2);
    line.updateAandB();
    ILine line2 = line.getPerpendicularLine(ShapeFactory.createPoint());
    assertNotNull(line2);
    assertEquals(0., line2.getB(), 0.1);
    assertEquals(-1., line2.getA(), 0.1);
    line.setLine(-1, 1, 1, -1);
    line.updateAandB();
    line2 = line.getPerpendicularLine(ShapeFactory.createPoint(0,0));
    assertNotNull(line2);
    assertEquals(0., line2.getB(), 0.1);
    assertEquals(1., line2.getA(), 0.1);


    assertNull(line.getPerpendicularLine(null));
    assertNull(line.getPerpendicularLine(ShapeFactory.createPoint(Double.NaN, 0)));
    assertNull(line.getPerpendicularLine(ShapeFactory.createPoint(0, Double.NEGATIVE_INFINITY)));
  }

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine

  }




  @Test
  public void testGetIntersection() {
    ILine line2 = ShapeFactory.createLine(72, -981, 0, 0);
    line.setLine(-237, 17, 13, -82);
    line.updateAandB();
    IPoint pt = line.getIntersection(line2);
    assertNotNull(pt);
    assertTrue(LNumber.equalsDouble(5.809358228, pt.getX(), 0.00000001));

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine

  }




  @Test
  public void testGetIntersectionVert() {
    ILine line2 = ShapeFactory.createLine(0, 0, 1, 0);
    line.setLine(0, -10, 0, 10);
    line.updateAandB();
    IPoint pt = line.getIntersection(line2);
    assertNotNull(pt);
    assertEquals(0., pt.getX(), 0.1);

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine

  }




  @Test
  public void testGetIntersectionHoriz() {
    ILine line2 = ShapeFactory.createLine(0, 0, 1, 0);
    line.setLine(0, -10, 0, 10);
    line.updateAandB();
    IPoint pt = line2.getIntersection(line);
    assertNotNull(pt);
    assertEquals(0., pt.getX(), 0.1);
    assertEquals(0., pt.getY(), 0.1);


    line2 = ShapeFactory.createLine(0, 0, 1, 0);
    line.setLine(1, -10, 1, 10);
    line.updateAandB();
    pt = line2.getIntersection(line);
    assertNotNull(pt);
    assertEquals(1., pt.getX(), 0.1);
    assertEquals(0., pt.getY(), 0.1);


    line2 = ShapeFactory.createLine(0, 0, 1, 0);
    line.setLine(-1, -10, -1, 10);
    line.updateAandB();
    pt = line2.getIntersection(line);
    assertNotNull(pt);
    assertEquals(-1., pt.getX(), 0.1);
    assertEquals(0., pt.getY(), 0.1);


    line2 = ShapeFactory.createLine(1, 2, -1, 0);
    line.setLine(0., -10, 0., 10);
    line.updateAandB();
    pt = line2.getIntersection(line);
    assertNotNull(pt);
    assertEquals(0., pt.getX(), 0.1);
    assertEquals(1., pt.getY(), 0.1);
  }

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine

  }




  @Test
  public void testGetIntersectionSegment() {
    ILine line2 = ShapeFactory.createLine(0, 0, 1, 0);
    line.setLine(1, 1, 0, -1);
    line.updateAandB();
    IPoint pt = line.getIntersectionSegment(line2);
    assertNotNull(pt);
    assertEquals(0.5, pt.getX(), 0.1);

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine

  }




  @Test
  public void testGetIntersectionSegmentVert() {
    ILine line2 = ShapeFactory.createLine(0, 0, 1, 0);
    line.setLine(0, -10, 0, 10);
    line.updateAandB();
    IPoint pt = line.getIntersectionSegment(line2);
    assertNotNull(pt);
    assertEquals(0., pt.getX(), 0.1);

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine






  @Test
  public void testGetIntersectionSegmentHoriz() {
    ILine line2 = ShapeFactory.createLine(0, 0, 1, 0);
    line.setLine(0, -10, 0, 10);
    line.updateAandB();
    IPoint pt = line2.getIntersectionSegment(line);
    assertNotNull(pt);
    assertEquals(0., pt.getX(), 0.1);
    assertEquals(0., pt.getY(), 0.1);


    line2 = ShapeFactory.createLine(0.01, 0, 1, 0);
    line.setLine(0, -10, 0, 10);
    line.updateAandB();
    pt = line2.getIntersectionSegment(line);
    assertNull(pt);


    line2 = ShapeFactory.createLine(-0.01, 0, -1, 0);
    line.setLine(0, -10, 0, 10);
    line.updateAandB();
    pt = line2.getIntersectionSegment(line);
    assertNull(pt);


    line2 = ShapeFactory.createLine(0, 10.01, 1, 11);
    line.setLine(0, -10, 0, 10);
    line.updateAandB();
    pt = line2.getIntersectionSegment(line);
    assertNull(pt);


    line2 = ShapeFactory.createLine(0, -10.01, 1, -11);
    line.setLine(0, -10, 0, 10);
    line.updateAandB();
    pt = line2.getIntersectionSegment(line);
    assertNull(pt);


    line2 = ShapeFactory.createLine(0, 0, 1, 0);
    line.setLine(1, -10, 1, 10);
    line.updateAandB();
    pt = line2.getIntersectionSegment(line);
    assertNotNull(pt);
    assertEquals(1., pt.getX(), 0.1);
    assertEquals(0., pt.getY(), 0.1);


    line2 = ShapeFactory.createLine(1, 2, -1, 0);
    line.setLine(0., -10, 0., 10);
    line.updateAandB();
    pt = line2.getIntersectionSegment(line);
    assertNotNull(pt);
    assertEquals(0., pt.getX(), 0.1);
    assertEquals(1., pt.getY(), 0.1);
  }

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Examples of net.sf.latexdraw.glib.models.interfaces.shape.ILine


  /**
   * Method used by the balance method. Just returns the balanced control points of the given points.
   */
  private IPoint[] getBalancedPoints(final IPoint pt, final IPoint prevPt, final IPoint nextPt) {
    final ILine line = ShapeFactory.createLine(prevPt, nextPt);


    if(line.isHorizontalLine())
      line.setLine(pt.getX(), pt.getY(), pt.getX()+10, pt.getY());
    else {
      final double b = pt.getY() - line.getA()*pt.getX();
      line.setLine(pt.getX(), pt.getY(), pt.getX()+10, line.getA()*(pt.getX()+10) + b);
    }


    return line.findPoints(pt, DEFAULT_BALANCE_GAP);
  }

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