Example usage for java.awt.geom Path2D.Double closePath

List of usage examples for java.awt.geom Path2D.Double closePath

Introduction

In this page you can find the example usage for java.awt.geom Path2D.Double closePath.

Prototype

public final synchronized void closePath() 

Source Link

Document

Closes the current subpath by drawing a straight line back to the coordinates of the last moveTo .

Usage

From source file:it.unibo.alchemist.model.implementations.linkingrules.ConnectionBeam.java

private boolean projectedBeamOvercomesObstacle(final Position pos1, final Position pos2) {
    final double p1x = pos1.getCoordinate(0);
    final double p1y = pos1.getCoordinate(1);
    final double p2x = pos2.getCoordinate(0);
    final double p2y = pos2.getCoordinate(1);
    final double x = p2x - p1x;
    final double y = p2y - p1y;
    /*//from   w w  w . j av  a 2s.  co m
     * Compute the angle
     */
    final double angle = atan2(y, x);
    /*
     * Deduce surrounding beam vertices
     */
    final double dx = range * cos(PI / 2 + angle);
    final double dy = range * sin(PI / 2 + angle);
    /*
     * Enlarge the beam
     */
    final double cx = range * cos(angle);
    final double cy = range * sin(angle);
    /*
     * Create the beam
     */
    final Path2D.Double beamShape = new Path2D.Double();
    beamShape.moveTo(p1x + dx - cx, p1y + dy - cy);
    beamShape.lineTo(p1x - dx - cx, p1y - dy - cy);
    beamShape.lineTo(p2x - dx + cx, p2y - dy + cy);
    beamShape.lineTo(p2x + dx + cx, p2y + dy + cy);
    beamShape.closePath();
    final Area beam = new Area(beamShape);
    /*
     * Perform subtraction
     */
    beam.subtract(obstacles);
    /*
     * Rebuild single areas
     */
    final List<Path2D.Double> subareas = new ArrayList<>();
    Path2D.Double curpath = new Path2D.Double();
    final PathIterator pi = beam.getPathIterator(null);
    final double[] coords = new double[COORDS];
    while (!pi.isDone()) {
        switch (pi.currentSegment(coords)) {
        case PathIterator.SEG_MOVETO:
            curpath = new Path2D.Double();
            curpath.moveTo(coords[0], coords[1]);
            break;
        case PathIterator.SEG_LINETO:
            curpath.lineTo(coords[0], coords[1]);
            break;
        case PathIterator.SEG_CLOSE:
            curpath.closePath();
            subareas.add(curpath);
            break;
        default:
            throw new IllegalArgumentException();
        }
        pi.next();
    }
    /*
     * At least one area must contain both points
     */
    for (final Path2D.Double p : subareas) {
        if (p.contains(p1x, p1y) && p.contains(p2x, p2y)) {
            return true;
        }
    }
    return false;
}

From source file:vteaexploration.plotgatetools.gates.PolygonGate.java

@Override
public Path2D createPath2D() {

    Point2D p;/*from w  w w  .  j  av a 2s  .  c o  m*/
    Path2D.Double polygon = new Path2D.Double();

    ListIterator<Point2D.Double> itr = vertices.listIterator();

    p = (Point2D) vertices.get(0);
    polygon.moveTo(p.getX(), p.getY());
    while (itr.hasNext()) {
        p = (Point2D) itr.next();
        polygon.lineTo(p.getX(), p.getY());
    }
    polygon.closePath();
    return polygon;

}

From source file:vteaexploration.plotgatetools.gates.PolygonGate.java

@Override
public Path2D createPath2DInChartSpace() {

    Point2D p;//  www .  j  ava 2  s  .  c  om
    Path2D.Double polygon = new Path2D.Double();

    ListIterator<Point2D.Double> itr = verticesInChartSpace.listIterator();

    p = (Point2D) verticesInChartSpace.get(0);
    //System.out.println(verticesInChartSpace.size() + " Gate points");
    //System.out.println("First Point: " + p);
    polygon.moveTo(p.getX(), p.getY());
    while (itr.hasNext()) {
        p = (Point2D) itr.next();
        //System.out.println("Next Point: " + p);
        polygon.lineTo(p.getX(), p.getY());
    }
    polygon.closePath();
    return polygon;

}

From source file:com.hp.autonomy.frontend.reports.powerpoint.PowerPointServiceImpl.java

/**
 * Internal implementation to add a topic map to a slide.
 * @param slide the slide to add to./*from w w w  . ja  v  a  2s .c  o  m*/
 * @param anchor bounding rectangle to draw onto, in PowerPoint coordinates.
 * @param data the topic map data.
 */
private static void addTopicMap(final XSLFSlide slide, final Rectangle2D.Double anchor,
        final TopicMapData data) {
    for (final TopicMapData.Path reqPath : data.getPaths()) {
        final XSLFFreeformShape shape = slide.createFreeform();
        final Path2D.Double path = new Path2D.Double();

        boolean first = true;

        for (double[] point : reqPath.getPoints()) {
            final double x = point[0] * anchor.getWidth() + anchor.getMinX();
            final double y = point[1] * anchor.getHeight() + anchor.getMinY();
            if (first) {
                path.moveTo(x, y);
                first = false;
            } else {
                path.lineTo(x, y);
            }
        }
        path.closePath();

        shape.setPath(path);
        shape.setStrokeStyle(2);
        shape.setLineColor(Color.GRAY);
        shape.setHorizontalCentered(true);
        shape.setVerticalAlignment(VerticalAlignment.MIDDLE);
        shape.setTextAutofit(TextShape.TextAutofit.NORMAL);

        final XSLFTextParagraph text = shape.addNewTextParagraph();
        final XSLFTextRun textRun = text.addNewTextRun();
        textRun.setText(reqPath.name);
        textRun.setFontColor(Color.WHITE);
        textRun.setBold(true);

        final CTShape cs = (CTShape) shape.getXmlObject();

        double max = 100, min = 1, scale = 100;
        final CTTextNormalAutofit autoFit = cs.getTxBody().getBodyPr().getNormAutofit();
        final double availHeight = path.getBounds2D().getHeight();
        final int RESIZE_ATTEMPTS = 7;

        for (int attempts = 0; attempts < RESIZE_ATTEMPTS; ++attempts) {
            // PowerPoint doesn't resize the text till you edit it once, which means the text initially looks too
            //   large when you first view the slide; so we binary-chop to get a sensible initial approximation.
            // OpenOffice does the text resize on load so it doesn't have this problem.
            autoFit.setFontScale(Math.max(1, (int) (scale * 1000)));

            final double textHeight = shape.getTextHeight();
            if (textHeight < availHeight) {
                min = scale;
                scale = 0.5 * (min + max);
            } else if (textHeight > availHeight) {
                max = scale;
                scale = 0.5 * (min + max);
            } else {
                break;
            }
        }

        final int opacity = (int) (100000 * reqPath.getOpacity());
        final Color c1 = Color.decode(reqPath.getColor());
        final Color c2 = Color.decode(reqPath.getColor2());

        final CTGradientFillProperties gFill = cs.getSpPr().addNewGradFill();
        gFill.addNewLin().setAng(3300000);
        final CTGradientStopList list = gFill.addNewGsLst();

        final CTGradientStop stop1 = list.addNewGs();
        stop1.setPos(0);
        final CTSRgbColor color1 = stop1.addNewSrgbClr();
        color1.setVal(new byte[] { (byte) c1.getRed(), (byte) c1.getGreen(), (byte) c1.getBlue() });
        color1.addNewAlpha().setVal(opacity);

        final CTGradientStop stop2 = list.addNewGs();
        stop2.setPos(100000);
        final CTSRgbColor color2 = stop2.addNewSrgbClr();
        color2.setVal(new byte[] { (byte) c2.getRed(), (byte) c2.getGreen(), (byte) c2.getBlue() });
        color2.addNewAlpha().setVal(opacity);

        if (reqPath.level > 0) {
            // The nodes which aren't leaf nodes can be clicked on to hide them so you can see the nodes underneath.
            // This only works in PowerPoint; OpenOffice doesn't seem to support it. OpenOffice has its own syntax
            //   to do something similar, but we don't use it since PowerPoint treats it as corrupt.
            final String shapeId = Integer.toString(shape.getShapeId());
            final CTSlide slXML = slide.getXmlObject();

            final CTTimeNodeList childTnLst;
            final CTBuildList bldLst;
            if (!slXML.isSetTiming()) {
                final CTSlideTiming timing = slXML.addNewTiming();
                final CTTLCommonTimeNodeData ctn = timing.addNewTnLst().addNewPar().addNewCTn();
                ctn.setDur("indefinite");
                ctn.setRestart(STTLTimeNodeRestartTypeImpl.NEVER);
                ctn.setNodeType(STTLTimeNodeType.TM_ROOT);
                childTnLst = ctn.addNewChildTnLst();
                bldLst = timing.addNewBldLst();
            } else {
                final CTSlideTiming timing = slXML.getTiming();
                childTnLst = timing.getTnLst().getParArray(0).getCTn().getChildTnLst();
                bldLst = timing.getBldLst();
            }

            final CTTLTimeNodeSequence seq = childTnLst.addNewSeq();
            seq.setConcurrent(true);
            seq.setNextAc(STTLNextActionType.SEEK);
            final CTTLCommonTimeNodeData common = seq.addNewCTn();

            common.setRestart(STTLTimeNodeRestartType.WHEN_NOT_ACTIVE);
            common.setFill(STTLTimeNodeFillType.HOLD);
            common.setEvtFilter("cancelBubble");
            common.setNodeType(STTLTimeNodeType.INTERACTIVE_SEQ);

            final CTTLTimeConditionList condList = common.addNewStCondLst();
            final CTTLTimeCondition cond = condList.addNewCond();
            cond.setEvt(STTLTriggerEvent.ON_CLICK);
            cond.setDelay(0);
            cond.addNewTgtEl().addNewSpTgt().setSpid(shapeId);

            final CTTLTimeCondition endSync = common.addNewEndSync();
            endSync.setEvt(STTLTriggerEvent.END);
            endSync.setDelay(0);
            endSync.addNewRtn().setVal(STTLTriggerRuntimeNode.ALL);

            // These holdCtn* 'hold' transitions with zero delay might seem redundant; but they're exported in the
            //   PowerPoint XML, and the online PowerPoint Office365 viewer won't support the click animations
            //   unless they're present (e.g. from the 'Start Slide Show' button in the browser).
            final CTTLCommonTimeNodeData holdCtn1 = common.addNewChildTnLst().addNewPar().addNewCTn();

            holdCtn1.setFill(STTLTimeNodeFillType.HOLD);
            holdCtn1.addNewStCondLst().addNewCond().setDelay(0);

            final CTTLCommonTimeNodeData holdCtn2 = holdCtn1.addNewChildTnLst().addNewPar().addNewCTn();

            holdCtn2.setFill(STTLTimeNodeFillType.HOLD);
            holdCtn2.addNewStCondLst().addNewCond().setDelay(0);

            final CTTLCommonTimeNodeData clickCtn = holdCtn2.addNewChildTnLst().addNewPar().addNewCTn();

            clickCtn.setPresetID(10);
            clickCtn.setPresetClass(STTLTimeNodePresetClassType.EXIT);
            clickCtn.setPresetSubtype(0);
            clickCtn.setFill(STTLTimeNodeFillType.HOLD);
            clickCtn.setGrpId(0);
            clickCtn.setNodeType(STTLTimeNodeType.CLICK_EFFECT);

            clickCtn.addNewStCondLst().addNewCond().setDelay(0);

            final CTTimeNodeList clickChildTnList = clickCtn.addNewChildTnLst();

            final CTTLAnimateEffectBehavior animEffect = clickChildTnList.addNewAnimEffect();
            animEffect.setTransition(STTLAnimateEffectTransition.OUT);
            animEffect.setFilter("fade");
            final CTTLCommonBehaviorData cBhvr = animEffect.addNewCBhvr();
            final CTTLCommonTimeNodeData bhvrCtn = cBhvr.addNewCTn();

            bhvrCtn.setDur(500);
            cBhvr.addNewTgtEl().addNewSpTgt().setSpid(shapeId);

            final CTTLSetBehavior clickSet = clickChildTnList.addNewSet();
            final CTTLCommonBehaviorData clickSetBhvr = clickSet.addNewCBhvr();
            final CTTLCommonTimeNodeData hideCtn = clickSetBhvr.addNewCTn();

            hideCtn.setDur(1);
            hideCtn.setFill(STTLTimeNodeFillType.HOLD);
            hideCtn.addNewStCondLst().addNewCond().setDelay(499);

            clickSetBhvr.addNewTgtEl().addNewSpTgt().setSpid(shapeId);
            clickSetBhvr.addNewAttrNameLst().addAttrName("style.visibility");
            clickSet.addNewTo().addNewStrVal().setVal("hidden");

            final CTTLBuildParagraph bldP = bldLst.addNewBldP();
            bldP.setSpid(shapeId);
            bldP.setGrpId(0);
            bldP.setAnimBg(true);
        }
    }
}

From source file:com.hp.autonomy.frontend.reports.powerpoint.PowerPointServiceImpl.java

/**
 * Internal implementation to add an image (a world map, though other image data is also fine) to a slide.
 *   Preserves the original image's aspect ratio, leaving blank space below and to the sides of the image.
 * @param slide the slide to add to.//  ww  w .j  a  v  a  2 s.  com
 * @param anchor bounding rectangle to draw onto, in PowerPoint coordinates.
 * @param picture the picture data.
 * @param markers an array of markers to draw over the map.
 * @param polygons
 * @return the picture shape object added to the slide.
 */
private static XSLFPictureShape addMap(final XSLFSlide slide, final Rectangle2D.Double anchor,
        final XSLFPictureData picture, final Marker[] markers, final MapData.Polygon[] polygons) {
    double tgtW = anchor.getWidth(), tgtH = anchor.getHeight();

    final Dimension size = picture.getImageDimension();
    final double ratio = size.getWidth() / size.getHeight();

    if (ratio > tgtW / tgtH) {
        // source image is wider than target, clip fixed width variable height
        tgtH = tgtW / ratio;
    } else {
        tgtW = tgtH * ratio;
    }

    final XSLFPictureShape canvas = slide.createPicture(picture);
    // Vertically align top, horizontally-align center
    final double offsetX = anchor.getMinX() + 0.5 * (anchor.getWidth() - tgtW), offsetY = anchor.getMinY();
    canvas.setAnchor(new Rectangle2D.Double(offsetX, offsetY, tgtW, tgtH));

    if (polygons != null) {
        for (MapData.Polygon polygon : polygons) {
            final Color color = Color.decode(polygon.getColor());
            final double[][] shapes = polygon.getPoints();
            // The ESRI spec version 1.2.1 from http://www.opengeospatial.org/standards/sfa has section 6.1.11.1,
            //    which defines polygons as follows:
            /// A Polygon is a planar Surface defined by 1 exterior boundary and 0 or more interior boundaries.
            //    Each interior boundary defines a hole in the Polygon. A Triangle is a polygon with 3 distinct,
            //    non-collinear vertices and no interior boundary.
            /// The exterior boundary LinearRing defines the top? of the surface which is the side of the surface
            //    from which the exterior boundary appears to traverse the boundary in a counter clockwise direction.
            //    The interior LinearRings will have the opposite orientation, and appear as clockwise
            //    when viewed from the top?
            // so it's even-odd winding (whereas the Path2D default is non-zero-winding).
            final Path2D.Double path = new Path2D.Double(Path2D.WIND_EVEN_ODD);

            for (final double[] points : shapes) {
                for (int ii = 0; ii < points.length; ii += 2) {
                    final double x1 = offsetX + points[ii] * tgtW;
                    final double y1 = offsetY + points[ii + 1] * tgtH;
                    if (ii == 0) {
                        path.moveTo(x1, y1);
                    } else {
                        path.lineTo(x1, y1);
                    }
                }
                path.closePath();
            }

            final XSLFFreeformShape freeform = slide.createFreeform();
            freeform.setPath(path);
            freeform.setStrokeStyle(0.5);
            // There's a 0.5 alpha transparency on the stroke, and a 0.2 alpha transparency on the polygon fill.
            freeform.setLineColor(transparentColor(color, 128));
            freeform.setFillColor(transparentColor(color, 51));

            if (StringUtils.isNotEmpty(polygon.getText())) {
                final PackageRelationship rel = freeform.getSheet().getPackagePart().addRelationship(
                        slide.getPackagePart().getPartName(), TargetMode.INTERNAL,
                        XSLFRelation.SLIDE.getRelation());
                // We create a hyperlink which links back to this slide; so we get hover-over-detail-text on the polygon
                final CTHyperlink link = ((CTShape) freeform.getXmlObject()).getNvSpPr().getCNvPr()
                        .addNewHlinkClick();
                link.setTooltip(polygon.getText());
                link.setId(rel.getId());
                link.setAction("ppaction://hlinksldjump");
            }
        }
    }

    for (Marker marker : markers) {
        final Color color = Color.decode(marker.getColor());
        final double centerX = offsetX + marker.getX() * tgtW;
        final double centerY = offsetY + marker.getY() * tgtH;

        if (marker.isCluster()) {
            final XSLFGroupShape group = slide.createGroup();
            double halfMark = 10;
            double mark = halfMark * 2;
            double innerHalfMark = 7;
            double innerMark = innerHalfMark * 2;
            // align these so the middle is the latlng position
            final Rectangle2D.Double groupAnchor = new Rectangle2D.Double(centerX - halfMark,
                    centerY - halfMark, mark, mark);

            group.setAnchor(groupAnchor);
            group.setInteriorAnchor(groupAnchor);

            final XSLFAutoShape shape = group.createAutoShape();
            shape.setShapeType(ShapeType.ELLIPSE);
            final boolean fade = marker.isFade();
            // There's a 0.3 alpha transparency (255 * 0.3 is 76) when a marker is faded out
            final int FADE_ALPHA = 76;
            shape.setFillColor(transparentColor(color, fade ? 47 : 154));
            shape.setAnchor(groupAnchor);

            final XSLFAutoShape inner = group.createAutoShape();
            inner.setFillColor(fade ? transparentColor(color, FADE_ALPHA) : color);
            inner.setLineWidth(0.1);
            inner.setLineColor(new Color((int) (color.getRed() * 0.9), (int) (color.getGreen() * 0.9),
                    (int) (color.getBlue() * 0.9), fade ? FADE_ALPHA : 255));
            inner.setShapeType(ShapeType.ELLIPSE);
            inner.setHorizontalCentered(true);
            inner.setWordWrap(false);
            inner.setVerticalAlignment(VerticalAlignment.MIDDLE);
            inner.clearText();
            final XSLFTextParagraph para = inner.addNewTextParagraph();
            para.setTextAlign(TextParagraph.TextAlign.CENTER);
            final XSLFTextRun text = para.addNewTextRun();
            text.setFontSize(6.0);
            final Color fontColor = Color.decode(StringUtils.defaultString(marker.getFontColor(), "#000000"));
            text.setFontColor(fade ? transparentColor(fontColor, FADE_ALPHA) : fontColor);
            text.setText(marker.getText());
            inner.setAnchor(new Rectangle2D.Double(centerX - innerHalfMark, centerY - innerHalfMark, innerMark,
                    innerMark));
        } else {
            final XSLFGroupShape group = slide.createGroup();

            final XSLFFreeformShape shape = group.createFreeform();
            shape.setHorizontalCentered(true);
            shape.setWordWrap(false);

            shape.setVerticalAlignment(VerticalAlignment.BOTTOM);
            shape.setLineWidth(0.5);
            shape.setLineColor(color.darker());
            shape.setFillColor(transparentColor(color, 210));

            final double halfMark = 8, mark = halfMark * 2, extension = 0.85,
                    markerHeight = (0.5 + extension) * mark, angle = Math.asin(0.5 / extension) * 180 / Math.PI;

            // Set group position
            group.setAnchor(
                    new Rectangle2D.Double(centerX - halfMark, centerY - markerHeight, mark, markerHeight));
            group.setInteriorAnchor(new Rectangle2D.Double(0, 0, mark, markerHeight));

            // Draw a semicircle and a triangle to represent the marker, pointing at the precise x,y location
            final Path2D.Double path = new Path2D.Double();
            path.moveTo(halfMark, markerHeight);
            path.append(new Arc2D.Double(0, 0, mark, mark, -angle, 180 + angle + angle, Arc2D.OPEN), true);
            path.lineTo(halfMark, markerHeight);
            shape.setPath(path);
            shape.setAnchor(new Rectangle2D.Double(0, 0, mark, markerHeight));

            final XSLFAutoShape disc = group.createAutoShape();
            disc.setShapeType(ShapeType.DONUT);
            final double discRadius = 0.25 * mark;
            final double discDiameter = 2 * discRadius;
            disc.setAnchor(new Rectangle2D.Double(halfMark - discRadius, halfMark - discRadius, discDiameter,
                    discDiameter));
            disc.setFillColor(Color.WHITE);
            disc.setLineColor(Color.WHITE);

            if (StringUtils.isNotEmpty(marker.getText())) {
                final PackageRelationship rel = shape.getSheet().getPackagePart().addRelationship(
                        slide.getPackagePart().getPartName(), TargetMode.INTERNAL,
                        XSLFRelation.SLIDE.getRelation());
                // We create a hyperlink which links back to this slide; so we get hover-over-detail-text on the marker
                // Annoyingly, you can't put a link on the group, just on the individual shapes.
                for (XSLFShape clickable : group.getShapes()) {
                    final CTHyperlink link = ((CTShape) clickable.getXmlObject()).getNvSpPr().getCNvPr()
                            .addNewHlinkClick();
                    link.setTooltip(marker.getText());
                    link.setId(rel.getId());
                    link.setAction("ppaction://hlinksldjump");
                }
            }
        }
    }

    return canvas;
}

From source file:org.ut.biolab.medsavant.shared.util.MiscUtils.java

/**
 * Utility method to create a polygonal path from a list of coordinates
 *
 * @param coords a sequence of x,y coordinates (should be an even number and
 * at least 4)//from  ww  w.  ja v  a  2  s .  c  om
 */
public static Path2D.Double createPolygon(double... coords) {
    if (coords.length < 4 || (coords.length & 1) != 0) {
        throw new IllegalArgumentException("Invalid coordinates for createPolygon");
    }

    Path2D.Double result = new Path2D.Double(Path2D.WIND_NON_ZERO, coords.length / 2);
    result.moveTo(coords[0], coords[1]);
    for (int i = 2; i < coords.length; i += 2) {
        result.moveTo(coords[i], coords[i + 1]);
    }
    result.closePath();
    return result;
}

From source file:savant.util.MiscUtils.java

/**
 * Utility method to create a polygonal path from a list of coordinates
 * @param coords a sequence of x,y coordinates (should be an even number and at least 4)
 *//*from   ww  w. j  av  a 2s.co m*/
public static Path2D.Double createPolygon(double... coords) {
    if (coords.length < 4 || (coords.length & 1) != 0)
        throw new IllegalArgumentException("Invalid coordinates for createPolygon");

    Path2D.Double result = new Path2D.Double(Path2D.WIND_NON_ZERO, coords.length / 2);
    result.moveTo(coords[0], coords[1]);
    for (int i = 2; i < coords.length; i += 2) {
        result.lineTo(coords[i], coords[i + 1]);
    }
    result.closePath();
    return result;
}

From source file:savant.view.tracks.TrackRenderer.java

/**
 * Shared by BAMTrackRenderer and RichIntervalTrackRenderer to draw the white diamond
 * which indicates an insertion.//from   w ww . j  a v  a  2s.c  o m
 */
public Shape drawInsertion(Graphics2D g2, double x, double y, double unitWidth, double unitHeight) {

    ColourScheme cs = (ColourScheme) instructions.get(DrawingInstruction.COLOUR_SCHEME);
    g2.setColor(cs.getColor(ColourKey.INSERTED_BASE));
    double w = unitWidth * 0.5;

    Path2D.Double rhombus = new Path2D.Double();
    rhombus.moveTo(x, y);
    rhombus.lineTo(x + w, y + unitHeight * 0.5);
    rhombus.lineTo(x, y + unitHeight);
    rhombus.lineTo(x - w, y + unitHeight * 0.5);
    rhombus.closePath();
    g2.fill(rhombus);

    return rhombus;
}