Examples with Polyline2D aima.core.util.math.geom.shapes.Polyline2D used on opensource projects

Example 1 with Polyline2D

use of aima.core.util.math.geom.shapes.Polyline2D in project aima-java by aimacode.

the class SVGGroupParser method parsePolyline.

/**
	 * Parses the current element as a polyline. This polyline is added to the {@code shapes} if it contains a valid points list.
	 */
private void parsePolyline() {
    String value = reader.getAttributeValue(null, POINTS_ATTRIBUTE);
    if (value != null) {
        String[] coords = value.split(POINTS_REGEX);
        if (coords.length >= 2 && coords.length % 2 == 0) {
            //otherwise something is wrong with the points list!
            Point2D[] vertexes = new Point2D[coords.length / 2];
            for (int i = 0; i < coords.length; i = i + 2) {
                vertexes[(i / 2) - 1] = new Point2D(parseNumber(coords[i]), parseNumber(coords[i + 1]));
            }
            IGeometric2D polyline = new Polyline2D(vertexes, false).transform(currentMatrix);
            shapes.add(polyline);
        }
    }
}

Example 2 with Polyline2D

use of aima.core.util.math.geom.shapes.Polyline2D in project aima-java by aimacode.

the class SVGGroupParser method parsePolygon.

/**
	 * Parses the current element as a polygon. This polygon is added to the {@code shapes} if it contains a valid points list.
	 */
private void parsePolygon() {
    String value = reader.getAttributeValue(null, POINTS_ATTRIBUTE);
    if (value != null) {
        String[] coords = value.split(POINTS_REGEX);
        if (coords.length >= 2 && coords.length % 2 == 0) {
            //otherwise something is wrong with the points list!
            Point2D[] vertexes = new Point2D[coords.length / 2];
            for (int i = 1; i < coords.length; i = i + 2) {
                vertexes[(i - 1) / 2] = new Point2D(parseNumber(coords[i - 1]), parseNumber(coords[i]));
            }
            IGeometric2D polygon = new Polyline2D(vertexes, true).transform(currentMatrix);
            shapes.add(polygon);
        }
    }
}

Example 3 with Polyline2D

use of aima.core.util.math.geom.shapes.Polyline2D in project aima-java by aimacode.

the class SVGGroupParserTest method setUp.

@Before
public void setUp() {
    testGroup = new ArrayList<IGeometric2D>();
    testGroup.ensureCapacity(10);
    testGroup.add(new Polyline2D(testVertices1, true));
    testGroup.add(new Line2D(15.0d, 15.0d, 200.0d, 100.0d));
    testGroup.add(new Ellipse2D(new Point2D(300.0d, 80.0d), 60.0d, 40.0d));
    testGroup.add(new Circle2D(new Point2D(180.0d, 160.0d), 20.0d));
    testGroup.add(new Rect2D(161.0d, 200.0d, 261.0d, 250.0d));
    testGroup.add(new Polyline2D(testVertices2, true));
    testGroup.add(new Line2D(0.0d, 0.0d, 700.0d, 0.0d));
    testGroup.add(new Line2D(700.0d, 0.0d, 700.0d, 500.0d));
    testGroup.add(new Line2D(700.0d, 500.0d, 0.0d, 500.0d));
    testGroup.add(new Line2D(0.0d, 500.0d, 0.0d, 0.0d));
    testParser = new SVGGroupParser();
}

Example 4 with Polyline2D

use of aima.core.util.math.geom.shapes.Polyline2D in project aima-java by aimacode.

the class SVGGroupParserTest method testParse.

@Test
public void testParse() {
    IGeometric2D x;
    IGeometric2D y;
    Iterator<IGeometric2D> j;
    try {
        j = testParser.parse(this.getClass().getResourceAsStream(file), groupID).iterator();
        Iterator<IGeometric2D> i = testGroup.iterator();
        while (i.hasNext()) {
            x = i.next();
            y = j.next();
            if (x instanceof Circle2D && y instanceof Circle2D) {
                assertEquals("Circle: Center-X.", ((Circle2D) (y)).getCenter().getX(), ((Circle2D) (x)).getCenter().getX(), 0.000005d);
                assertEquals("Circle: Center-Y.", ((Circle2D) (y)).getCenter().getY(), ((Circle2D) (x)).getCenter().getY(), 0.000005d);
                assertEquals("Circle: Radius.", ((Circle2D) (y)).getRadius(), ((Circle2D) (x)).getRadius(), 0.000005d);
            } else if (x instanceof Ellipse2D && y instanceof Ellipse2D) {
                assertEquals("Ellipse: Center-X.", ((Ellipse2D) (y)).getCenter().getX(), ((Ellipse2D) (x)).getCenter().getX(), 0.000005d);
                assertEquals("Ellipse: Center-Y.", ((Ellipse2D) (y)).getCenter().getY(), ((Ellipse2D) (x)).getCenter().getY(), 0.000005d);
                assertEquals("Ellipse: Horizontal length.", ((Ellipse2D) (y)).getHorizontalLength(), ((Ellipse2D) (x)).getHorizontalLength(), 0.000005d);
                assertEquals("Ellipse: Vertical length.", ((Ellipse2D) (y)).getVerticalLength(), ((Ellipse2D) (x)).getVerticalLength(), 0.000005d);
                assertEquals("Ellipse: Rotation angle.", ((Ellipse2D) (y)).getAngle(), ((Ellipse2D) (x)).getAngle(), 0.000005d);
            } else if (x instanceof Line2D && y instanceof Line2D) {
                assertEquals("Line: Start-X.", ((Line2D) (y)).getStart().getX(), ((Line2D) (x)).getStart().getX(), 0.000005d);
                assertEquals("Line: Start-Y.", ((Line2D) (y)).getStart().getY(), ((Line2D) (x)).getStart().getY(), 0.000005d);
                assertEquals("Line: End-X.", ((Line2D) (y)).getEnd().getX(), ((Line2D) (x)).getEnd().getX(), 0.000005d);
                assertEquals("Line: End-Y.", ((Line2D) (y)).getEnd().getY(), ((Line2D) (x)).getEnd().getY(), 0.000005d);
            } else if (x instanceof Polyline2D && y instanceof Polyline2D) {
                if (((Polyline2D) x).getVertexes().length != ((Polyline2D) x).getVertexes().length)
                    fail();
                else {
                    for (int k = 0; k < ((Polyline2D) x).getVertexes().length; k++) {
                        assertEquals("Polygon: Vertex-X", ((Polyline2D) x).getVertexes()[k].getX(), ((Polyline2D) y).getVertexes()[k].getX(), 0.000005d);
                        assertEquals("Polygon: Vertex-Y", ((Polyline2D) x).getVertexes()[k].getY(), ((Polyline2D) y).getVertexes()[k].getY(), 0.000005d);
                    }
                }
            } else if (x instanceof Rect2D && y instanceof Rect2D) {
                assertEquals("Line: UpperLeft-X.", ((Rect2D) (y)).getUpperLeft().getX(), ((Rect2D) (x)).getUpperLeft().getX(), 0.000005d);
                assertEquals("Line: UpperLeft-Y.", ((Rect2D) (y)).getUpperLeft().getY(), ((Rect2D) (x)).getUpperLeft().getY(), 0.000005d);
                assertEquals("Line: LowerRight-X.", ((Rect2D) (y)).getLowerRight().getX(), ((Rect2D) (x)).getLowerRight().getX(), 0.000005d);
                assertEquals("Line: LowerRight-Y.", ((Rect2D) (y)).getLowerRight().getY(), ((Rect2D) (x)).getLowerRight().getY(), 0.000005d);
            }
        }
        assertFalse("Both groups are the same length and contain only legal shapes.", i.hasNext() || j.hasNext());
    } catch (XMLStreamException e) {
        e.printStackTrace();
        fail();
    } catch (NullPointerException e) {
        e.printStackTrace();
        fail();
    }
}

Example 5 with Polyline2D

use of aima.core.util.math.geom.shapes.Polyline2D in project aima-java by aimacode.

the class Polyline2DTest method setUp.

@Before
public void setUp() throws Exception {
    testPolylineOpen = new Polyline2D(testVertices, false);
    testPolylineClosed = new Polyline2D(testVertices, true);
    zeroPoint = new Point2D(0.0d, 0.0d);
}