Example usage for java.awt.geom Point2D getX

List of usage examples for java.awt.geom Point2D getX

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Introduction

In this page you can find the example usage for java.awt.geom Point2D getX.

Prototype

public abstract double getX();

Source Link

Document

Returns the X coordinate of this Point2D in double precision.

Usage

From source file:org.jfree.experimental.chart.plot.dial.DialTextAnnotation.java

/**
 * Draws the background to the specified graphics device.  If the dial
 * frame specifies a window, the clipping region will already have been 
 * set to this window before this method is called.
 *
 * @param g2  the graphics device (<code>null</code> not permitted).
 * @param plot  the plot (ignored here).
 * @param frame  the dial frame (ignored here).
 * @param view  the view rectangle (<code>null</code> not permitted). 
 *///from www  .  j a v  a2  s. com
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    // work out the anchor point
    Rectangle2D f = DialPlot.rectangleByRadius(frame, this.radius, this.radius);
    Arc2D arc = new Arc2D.Double(f, this.angle, 0.0, Arc2D.OPEN);
    Point2D pt = arc.getStartPoint();
    g2.setPaint(this.paint);
    g2.setFont(this.font);
    TextUtilities.drawAlignedString(this.label, g2, (float) pt.getX(), (float) pt.getY(), this.anchor);

}

From source file:graph.eventhandlers.MyEditingGraphMousePlugin.java

private void transformArrowShape(Point2D down, Point2D out) {
    float x1 = (float) down.getX();
    float y1 = (float) down.getY();
    float x2 = (float) out.getX();
    float y2 = (float) out.getY();

    AffineTransform xform = AffineTransform.getTranslateInstance(x2, y2);

    float dx = x2 - x1;
    float dy = y2 - y1;
    float thetaRadians = (float) Math.atan2(dy, dx);
    xform.rotate(thetaRadians);//  ww w .  j  a  va2  s  . co m
    arrowShape = xform.createTransformedShape(rawArrowShape);
}

From source file:net.panthema.BispanningGame.MyEditingGraphMousePlugin.java

/**
 * If startVertex is non-null, and the mouse is released over an existing
 * vertex, create an undirected edge from startVertex to the vertex under
 * the mouse pointer. If shift was also pressed, create a directed edge
 * instead.// w ww.  j a  v a 2  s .  com
 */
@SuppressWarnings("unchecked")
public void mouseReleased(MouseEvent e) {
    if (checkModifiers(e)) {
        final VisualizationViewer<V, E> vv = (VisualizationViewer<V, E>) e.getSource();
        final Point2D p = e.getPoint();
        Layout<V, E> layout = vv.getModel().getGraphLayout();
        GraphElementAccessor<V, E> pickSupport = vv.getPickSupport();
        if (pickSupport != null) {
            final V vertex = pickSupport.getVertex(layout, p.getX(), p.getY());
            if (vertex != null && startVertex != null && startVertex != vertex) {
                Graph<V, E> graph = vv.getGraphLayout().getGraph();
                graph.addEdge(edgeFactory.create(), startVertex, vertex, EdgeType.UNDIRECTED);
                vv.getRenderContext().getParallelEdgeIndexFunction().reset();

                if (graph instanceof MyGraph)
                    ((MyGraph) graph).graphChanged();

                vv.repaint();
            }
        }
        startVertex = null;
        down = null;
        vv.removePostRenderPaintable(edgePaintable);
    }
}

From source file:org.uva.itast.blended.omr.pages.PageImage.java

/**
 * @param pointMM
 * @return
 */
public Point toPixels(Point2D pointMM) {
    return toPixels(pointMM.getX(), pointMM.getY());
}

From source file:org.jfree.experimental.chart.annotations.XYTitleAnnotation.java

/**
 * Draws the annotation.  This method is called by the drawing code in the 
 * {@link XYPlot} class, you don't normally need to call this method 
 * directly.//from  w  w  w  .j ava  2s. c om
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  if supplied, this info object will be populated with
 *              entity information.
 */
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea, ValueAxis domainAxis, ValueAxis rangeAxis,
        int rendererIndex, PlotRenderingInfo info) {

    PlotOrientation orientation = plot.getOrientation();
    AxisLocation domainAxisLocation = plot.getDomainAxisLocation();
    AxisLocation rangeAxisLocation = plot.getRangeAxisLocation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(domainAxisLocation, orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(rangeAxisLocation, orientation);
    Range xRange = domainAxis.getRange();
    Range yRange = rangeAxis.getRange();
    double anchorX = 0.0;
    double anchorY = 0.0;
    if (this.coordinateType == XYCoordinateType.RELATIVE) {
        anchorX = xRange.getLowerBound() + (this.x * xRange.getLength());
        anchorY = yRange.getLowerBound() + (this.y * yRange.getLength());
    } else {
        anchorX = domainAxis.valueToJava2D(this.x, dataArea, domainEdge);
        anchorY = rangeAxis.valueToJava2D(this.y, dataArea, rangeEdge);
    }

    float j2DX = (float) domainAxis.valueToJava2D(anchorX, dataArea, domainEdge);
    float j2DY = (float) rangeAxis.valueToJava2D(anchorY, dataArea, rangeEdge);
    float xx = 0.0f;
    float yy = 0.0f;
    if (orientation == PlotOrientation.HORIZONTAL) {
        xx = j2DY;
        yy = j2DX;
    } else if (orientation == PlotOrientation.VERTICAL) {
        xx = j2DX;
        yy = j2DY;
    }

    double maxW = dataArea.getWidth();
    double maxH = dataArea.getHeight();
    if (this.coordinateType == XYCoordinateType.RELATIVE) {
        if (this.maxWidth > 0.0) {
            maxW = maxW * this.maxWidth;
        }
        if (this.maxHeight > 0.0) {
            maxH = maxH * this.maxHeight;
        }
    }
    if (this.coordinateType == XYCoordinateType.DATA) {
        maxW = this.maxWidth;
        maxH = this.maxHeight;
    }
    RectangleConstraint rc = new RectangleConstraint(new Range(0, maxW), new Range(0, maxH));

    Size2D size = this.title.arrange(g2, rc);
    Rectangle2D titleRect = new Rectangle2D.Double(0, 0, size.width, size.height);
    Point2D anchorPoint = RectangleAnchor.coordinates(titleRect, this.anchor);
    xx = xx - (float) anchorPoint.getX();
    yy = yy - (float) anchorPoint.getY();
    titleRect.setRect(xx, yy, titleRect.getWidth(), titleRect.getHeight());
    BlockParams p = new BlockParams();
    if (info != null) {
        if (info.getOwner().getEntityCollection() != null) {
            p.setGenerateEntities(true);
        }
    }
    Object result = this.title.draw(g2, titleRect, p);
    if (result instanceof EntityBlockResult) {
        EntityBlockResult ebr = (EntityBlockResult) result;
        info.getOwner().getEntityCollection().addAll(ebr.getEntityCollection());
    }
    String toolTip = getToolTipText();
    String url = getURL();
    if (toolTip != null || url != null) {
        addEntity(info, new Rectangle2D.Float(xx, yy, (float) size.width, (float) size.height), rendererIndex,
                toolTip, url);
    }
}

From source file:graph.eventhandlers.MyEditingGraphMousePlugin.java

/**
 * code lifted from PluggableRenderer to move an edge shape into an
 * arbitrary position//from w  w w.ja  va  2 s .  co m
 */
private void transformEdgeShape(Point2D down, Point2D out) {
    float x1 = (float) down.getX();
    float y1 = (float) down.getY();
    float x2 = (float) out.getX();
    float y2 = (float) out.getY();

    AffineTransform xform = AffineTransform.getTranslateInstance(x1, y1);

    float dx = x2 - x1;
    float dy = y2 - y1;
    float thetaRadians = (float) Math.atan2(dy, dx);
    xform.rotate(thetaRadians);
    float dist = (float) Math.sqrt(dx * dx + dy * dy);
    xform.scale(dist / rawEdge.getBounds().getWidth(), 1.0);
    edgeShape = xform.createTransformedShape(rawEdge);
}

From source file:Visualizer.FRWeightedLayout.java

protected void calcAttraction(Functionality.Edge e) {
    Pair<Functionality.Node> endpoints = getGraph().getEndpoints(e);
    Functionality.Node v1 = endpoints.getFirst();
    Functionality.Node v2 = endpoints.getSecond();
    boolean v1_locked = isLocked(v1);
    boolean v2_locked = isLocked(v2);

    if (v1_locked && v2_locked) {
        // both locked, do nothing
        return;// w w  w.ja va 2 s  .c  o m
    }
    Point2D p1 = transform(v1);
    Point2D p2 = transform(v2);
    if (p1 == null || p2 == null)
        return;
    double xDelta = p1.getX() - p2.getX();
    double yDelta = p1.getY() - p2.getY();

    double deltaLength = Math.max(EPSILON, Math.sqrt((xDelta * xDelta) + (yDelta * yDelta)));

    double force = (deltaLength * deltaLength) / attraction_constant;

    if (DataModule.displayedGraph.edgeIsDotted(v1, v1)) {
        force = force / 2.5;
    }

    if (DataModule.displayedGraph.edgeIsNormal(v1, v2)) {
        force = force / 1.7;
    }

    if (Double.isNaN(force)) {
        throw new IllegalArgumentException(
                "Unexpected mathematical result in FRWeightedLayout:calcPositions [force]");
    }

    double dx = (xDelta / deltaLength) * force;
    double dy = (yDelta / deltaLength) * force;
    if (v1_locked == false) {
        FRVertexData fvd1 = getFRData(v1);
        fvd1.offset(-dx, -dy);
    }
    if (v2_locked == false) {
        FRVertexData fvd2 = getFRData(v2);
        fvd2.offset(dx, dy);
    }
}

From source file:gov.nih.nci.caintegrator.application.geneexpression.BoxAndWhiskerCoinPlotRenderer.java

private void drawMultipleEllipse(Point2D point, double boxWidth, double oRadius, Graphics2D g2) {

    Ellipse2D dot1 = new Ellipse2D.Double(point.getX() - (boxWidth / 2) + oRadius, point.getY(), oRadius,
            oRadius);/*  w w  w .  j  a v  a2s  .co m*/
    Ellipse2D dot2 = new Ellipse2D.Double(point.getX() + (boxWidth / 2), point.getY(), oRadius, oRadius);
    g2.draw(dot1);
    g2.draw(dot2);
}

From source file:org.apache.pdfbox.contentstream.operator.graphics.CurveToReplicateInitialPoint.java

@Override
public void process(Operator operator, List<COSBase> operands) throws IOException {
    COSNumber x2 = (COSNumber) operands.get(0);
    COSNumber y2 = (COSNumber) operands.get(1);
    COSNumber x3 = (COSNumber) operands.get(2);
    COSNumber y3 = (COSNumber) operands.get(3);

    Point2D currentPoint = context.getCurrentPoint();

    Point2D.Float point2 = context.transformedPoint(x2.floatValue(), y2.floatValue());
    Point2D.Float point3 = context.transformedPoint(x3.floatValue(), y3.floatValue());

    if (currentPoint == null) {
        LOG.warn("curveTo (" + point3.x + "," + point3.y + ") without initial MoveTo");
        context.moveTo(point3.x, point3.y);
    } else {/*  w ww. ja  va  2s .co  m*/
        context.curveTo((float) currentPoint.getX(), (float) currentPoint.getY(), point2.x, point2.y, point3.x,
                point3.y);
    }
}

From source file:net.sf.maltcms.chromaui.charts.events.XYAnnotationAdder.java

/**
 *
 * @param name/*from w  ww  . ja va 2s . c o m*/
 * @param visible
 * @param min
 * @param max
 * @param cp
 */
public XYAnnotationAdder(String name, boolean visible, Point2D min, Point2D max, ChartPanel cp) {
    this.qt = new QuadTree<>(min.getX(), min.getY(), max.getX() - min.getX(), max.getY() - min.getY(), 3);
    this.cp = cp;
    this.name = name;
    this.visible = visible;
}