Example usage for java.awt.geom Point2D getY

Introduction

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

Prototype

public abstract double getY();

Source Link

Document

Returns the Y coordinate of this Point2D in double precision.

Usage

From source file:lcmc.gui.ResourceGraph.java

/** Returns position of the last vertex. */
protected final Point2D getLastPosition() {
    double lastX = 0;
    double lastY = 0;
    final Map<Vertex, Point2D> vl = getVertexLocations();
    for (final Vertex v : vl.keySet()) {
        final Point2D last = vl.get(v);
        if (last != null) {
            if (last.getX() > lastX) {
                lastX = last.getX();//w w w.j  a v a2s.  c o m
            }
            if (last.getY() > lastY) {
                lastY = last.getY();
            }
        }
    }
    putVertexLocations();
    return new Point2D.Double(lastX, lastY + 40);
}

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From source file:lcmc.common.ui.ResourceGraph.java

/** Returns positions of the vertices (by value). */
final public void getPositions(final Map<String, Point2D> positions) {
    mGraphLock.lock();/* w  w w. ja  v a  2 s.c  o  m*/
    try {
        for (final Vertex v : graph.getVertices()) {
            final Info info = getInfo(v);
            final Point2D p = new Point2D.Double();
            final Point2D loc = layout.transform(v);
            if (loc == null) {
                continue;
            }
            p.setLocation(loc);
            p.setLocation(p.getX() + (getDefaultVertexWidth(v) - getVertexWidth(v)) / 2,
                    p.getY() + (getDefaultVertexHeight(v) - getVertexHeight(v)) / 2);
            if (info != null) {
                final String id = getId(info);
                if (id != null) {
                    positions.put(id, p);
                }
            }
        }
    } finally {
        mGraphLock.unlock();
    }
}

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From source file:spinworld.gui.RadarPlot.java

private void drawTicks(Graphics2D g2, Rectangle2D radarArea, double axisAngle, int cat) {
    double[] ticks = { 0.5d, 1d };
    for (int i = 0; i < ticks.length; i++) {
        double tick = ticks[i];
        Point2D middlePoint = getWebPoint(radarArea, axisAngle, tick);
        double xt = middlePoint.getX();
        double yt = middlePoint.getY();
        double angrad = Math.toRadians(-axisAngle);
        g2.translate(xt, yt);/* w  w w. j a v  a 2 s  .c  o m*/
        g2.rotate(angrad);
        g2.drawLine(0, (int) -TICK_MARK_LENGTH / 2, 0, (int) TICK_MARK_LENGTH / 2);
        g2.rotate(-angrad);
        g2.translate(-xt, -yt);
        drawTickLabel(g2, radarArea, middlePoint, axisAngle, cat, tick);
    }
}

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From source file:org.pentaho.reporting.designer.core.editor.report.AbstractRenderComponent.java

public Point2D normalize(final Point2D e) {
    final double topBorder = getTopBorder();
    final double leftBorder = getLeftBorder();

    final float scaleFactor = getRenderContext().getZoomModel().getZoomAsPercentage();
    final double x = (e.getX() / scaleFactor) - leftBorder;
    final double y = (e.getY() / scaleFactor) - topBorder;

    final Point2D o = getOffset();
    o.setLocation(x, y + o.getY());// ww  w  . j  a  v  a 2  s . c  om
    return o;
}

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From source file:org.pentaho.reporting.engine.classic.core.modules.output.pageable.pdf.internal.PdfGraphics2D.java

private void setPaint(final boolean invert, final double xoffset, final double yoffset, final boolean fill) {
    if (paint instanceof Color) {
        final Color color = (Color) paint;
        final int alpha = color.getAlpha();
        if (fill) {
            if (alpha != currentFillGState) {
                currentFillGState = alpha;
                PdfGState gs = fillGState[alpha];
                if (gs == null) {
                    gs = new PdfGState();
                    gs.setFillOpacity(alpha / 255.00f);
                    fillGState[alpha] = gs;
                }/*  www  .ja va  2 s. c o m*/
                cb.setGState(gs);
            }
            cb.setColorFill(color);
        } else {
            if (alpha != currentStrokeGState) {
                currentStrokeGState = alpha;
                PdfGState gs = strokeGState[alpha];
                if (gs == null) {
                    gs = new PdfGState();
                    gs.setStrokeOpacity(alpha / 255.0f);
                    strokeGState[alpha] = gs;
                }
                cb.setGState(gs);
            }
            cb.setColorStroke(color);
        }
    } else if (paint instanceof GradientPaint) {
        final GradientPaint gp = (GradientPaint) paint;
        final Point2D p1 = gp.getPoint1();
        transform.transform(p1, p1);
        final Point2D p2 = gp.getPoint2();
        transform.transform(p2, p2);
        final Color c1 = gp.getColor1();
        final Color c2 = gp.getColor2();
        final PdfShading shading = PdfShading.simpleAxial(cb.getPdfWriter(), (float) p1.getX(),
                normalizeY((float) p1.getY()), (float) p2.getX(), normalizeY((float) p2.getY()), c1, c2);
        final PdfShadingPattern pat = new PdfShadingPattern(shading);
        if (fill) {
            cb.setShadingFill(pat);
        } else {
            cb.setShadingStroke(pat);
        }
    } else if (paint instanceof TexturePaint) {
        try {
            final TexturePaint tp = (TexturePaint) paint;
            final BufferedImage img = tp.getImage();
            final Rectangle2D rect = tp.getAnchorRect();
            final com.lowagie.text.Image image = com.lowagie.text.Image.getInstance(img, null);
            final PdfPatternPainter pattern = cb.createPattern(image.getWidth(), image.getHeight());
            final AffineTransform inverse = this.normalizeMatrix();
            inverse.translate(rect.getX(), rect.getY());
            inverse.scale(rect.getWidth() / image.getWidth(), -rect.getHeight() / image.getHeight());
            final double[] mx = new double[6];
            inverse.getMatrix(mx);
            pattern.setPatternMatrix((float) mx[0], (float) mx[1], (float) mx[2], (float) mx[3], (float) mx[4],
                    (float) mx[5]);
            image.setAbsolutePosition(0, 0);
            pattern.addImage(image);
            if (fill) {
                cb.setPatternFill(pattern);
            } else {
                cb.setPatternStroke(pattern);
            }

        } catch (Exception ex) {
            if (fill) {
                cb.setColorFill(Color.gray);
            } else {
                cb.setColorStroke(Color.gray);
            }
        }
    } else {
        try {
            int type = BufferedImage.TYPE_4BYTE_ABGR;
            if (paint.getTransparency() == Transparency.OPAQUE) {
                type = BufferedImage.TYPE_3BYTE_BGR;
            }
            final BufferedImage img = new BufferedImage((int) width, (int) height, type);
            final Graphics2D g = (Graphics2D) img.getGraphics();
            g.transform(transform);
            final AffineTransform inv = transform.createInverse();
            Shape fillRect = new Rectangle2D.Double(0, 0, img.getWidth(), img.getHeight());
            fillRect = inv.createTransformedShape(fillRect);
            g.setPaint(paint);
            g.fill(fillRect);
            if (invert) {
                final AffineTransform tx = new AffineTransform();
                tx.scale(1, -1);
                tx.translate(-xoffset, -yoffset);
                g.drawImage(img, tx, null);
            }
            g.dispose();
            // g = null;
            final com.lowagie.text.Image image = com.lowagie.text.Image.getInstance(img, null);
            final PdfPatternPainter pattern = cb.createPattern(width, height);
            image.setAbsolutePosition(0, 0);
            pattern.addImage(image);
            if (fill) {
                cb.setPatternFill(pattern);
            } else {
                cb.setPatternStroke(pattern);
            }
        } catch (Exception ex) {
            if (fill) {
                cb.setColorFill(Color.gray);
            } else {
                cb.setColorStroke(Color.gray);
            }
        }
    }
}

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From source file:edu.ucla.stat.SOCR.chart.demo.SOCR_EM_MixtureModelChartDemo.java

public Point2D getPointInChart(MouseEvent e) {
    Insets insets = getInsets();// w w  w . ja  va2  s.c o  m
    //System.out.println("inset.top="+insets.top+" inset.left="+insets.left);
    //System.out.println("scaleX="+chartPaneltest.getScaleX()+" scaleY="+chartPaneltest.getScaleY());
    //System.out.println(e.getX());
    //   int mouseX = (int) ((e.getX() - insets.left) / chartPaneltest.getScaleX());
    //   int mouseY = (int) ((e.getY() - insets.top) / chartPaneltest.getScaleY());
    int mouseX = (int) (e.getX() - insets.left);
    int mouseY = (int) (e.getY() - insets.top);
    //   Point2D pt = new Point2D.Double();
    //pt.setLocation(mouseX, mouseY);
    //return pt;

    //   System.out.println("x = " + mouseX + ", y = " + mouseY);

    Point2D p = chartPaneltest.translateScreenToJava2D(new Point(mouseX, mouseY));
    XYPlot plot = (XYPlot) chart.getPlot();
    ChartRenderingInfo info = chartPaneltest.getChartRenderingInfo();
    Rectangle2D dataArea = info.getPlotInfo().getDataArea();

    ValueAxis domainAxis = plot.getDomainAxis();
    RectangleEdge domainAxisEdge = plot.getDomainAxisEdge();
    ValueAxis rangeAxis = plot.getRangeAxis();
    RectangleEdge rangeAxisEdge = plot.getRangeAxisEdge();

    double chartX = domainAxis.java2DToValue(p.getX(), dataArea, domainAxisEdge);
    double chartY = rangeAxis.java2DToValue(p.getY(), dataArea, rangeAxisEdge);
    Point2D pt2 = new Point2D.Double();

    //double scale = (double)CHART_SIZE_X/(double)CHART_SIZE_Y;
    //System.out.println("scale="+scale);
    pt2.setLocation(chartX, chartY);
    //System.out.println("Chart: x = " + (chartX) + ", y = " + chartY);
    return pt2;

}

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From source file:spinworld.gui.RadarPlot.java

/**
 * Draws a radar plot polygon./*from  w  w w.  j a  v  a  2s  . c  o  m*/
 *
 * @param g2 the graphics device.
 * @param plotArea the area we are plotting in (already adjusted).
 * @param centre the centre point of the radar axes
 * @param info chart rendering info.
 * @param series the series within the dataset we are plotting
 * @param catCount the number of categories per radar plot
 * @param headH the data point height
 * @param headW the data point width
 */
protected void drawRadarPoly(Graphics2D g2, Rectangle2D plotArea, Point2D centre, PlotRenderingInfo info,
        int series, int catCount, double headH, double headW) {

    Polygon polygon = new Polygon();

    EntityCollection entities = null;
    if (info != null) {
        entities = info.getOwner().getEntityCollection();
    }

    // plot the data...
    for (int cat = 0; cat < catCount; cat++) {

        Number dataValue = getPlotValue(series, cat);

        if (dataValue != null) {
            double value = dataValue.doubleValue();

            // Finds our starting angle from the centre for this axis

            double angle = getStartAngle() + (getDirection().getFactor() * cat * 360 / catCount);

            // The following angle calc will ensure there isn't a top
            // vertical axis - this may be useful if you don't want any
            // given criteria to 'appear' move important than the
            // others..
            //  + (getDirection().getFactor()
            //        * (cat + 0.5) * 360 / catCount);

            // find the point at the appropriate distance end point
            // along the axis/angle identified above and add it to the
            // polygon

            double _maxValue = getMaxValue(cat).doubleValue();
            double _origin = getOrigin(cat).doubleValue();
            double lowerBound = Math.min(_origin, _maxValue);
            double upperBound = Math.max(_origin, _maxValue);
            boolean lesser = value < lowerBound;
            boolean greater = value > upperBound;
            if ((lesser || greater) && !drawOutOfRangePoints) {
                continue;
            }
            if (lesser) {
                value = lowerBound;
            }
            if (greater) {
                value = upperBound;
            }
            double length = _maxValue == _origin ? 0 : (value - lowerBound) / (upperBound - lowerBound);
            if (_maxValue < _origin) { // inversed
                length = 1 - length;
            }
            Point2D point = getWebPoint(plotArea, angle, length);
            polygon.addPoint((int) point.getX(), (int) point.getY());

            Paint paint = getSeriesPaint(series);
            Paint outlinePaint = getSeriesOutlinePaint(series);

            double px = point.getX();
            double py = point.getY();
            g2.setPaint(paint);
            if (lesser || greater) {
                // user crosshair for out-of-range data points distinguish
                g2.setStroke(new BasicStroke(1.5f, BasicStroke.CAP_SQUARE, BasicStroke.JOIN_BEVEL));
                double delta = 3;
                g2.draw(new Line2D.Double(px - delta, py, px + delta, py));
                g2.draw(new Line2D.Double(px, py - delta, px, py + delta));
            } else {
                // put an elipse at the point being plotted..
                Ellipse2D head = new Ellipse2D.Double(px - headW / 2, py - headH / 2, headW, headH);
                g2.fill(head);
                g2.setStroke(getHeadOutlineStroke(series));
                g2.setPaint(outlinePaint);
                g2.draw(head);
            }

            if (entities != null) {
                int row = 0;
                int col = 0;
                if (this.dataExtractOrder == TableOrder.BY_ROW) {
                    row = series;
                    col = cat;
                } else {
                    row = cat;
                    col = series;
                }
                String tip = null;
                if (this.toolTipGenerator != null) {
                    tip = this.toolTipGenerator.generateToolTip(this.dataset, row, col);
                }

                String url = null;
                if (this.urlGenerator != null) {
                    url = this.urlGenerator.generateURL(this.dataset, row, col);
                }

                Shape area = new Rectangle((int) (point.getX() - headW), (int) (point.getY() - headH),
                        (int) (headW * 2), (int) (headH * 2));
                CategoryItemEntity entity = new CategoryItemEntity(area, tip, url, this.dataset,
                        this.dataset.getRowKey(row), this.dataset.getColumnKey(col));
                entities.add(entity);
            }
        }
    }
    // Plot the polygon

    Paint paint = getSeriesPaint(series);
    g2.setPaint(paint);
    g2.setStroke(getSeriesOutlineStroke(series));
    g2.draw(polygon);

    // Lastly, fill the web polygon if this is required

    if (this.webFilled) {
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.1f));
        g2.fill(polygon);
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, getForegroundAlpha()));
    }
}

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From source file:org.pentaho.reporting.designer.core.editor.report.AbstractRenderComponent.java

protected void paintElementAlignment(final Graphics2D g2d) {
    if (WorkspaceSettings.getInstance().isShowElementAlignmentHints()) {
        final float scaleFactor = getRenderContext().getZoomModel().getZoomAsPercentage();
        g2d.setColor(WorkspaceSettings.getInstance().getAlignmentHintColor());
        g2d.setStroke(new BasicStroke(.2f));

        final double gridHeight = getHeight();
        final double gridWidth = getWidth();
        final long[] hPositions;
        if (getHorizontalPositionsModel() == null) {
            final BreakPositionsList horizontalPositions = getHorizontalEdgePositions();
            hPositions = horizontalPositions.getKeys();
        } else {// w  ww .  jav  a 2s . com
            hPositions = getHorizontalPositionsModel().getBreaks();
        }
        final Line2D.Double line = new Line2D.Double();
        for (int i = 0; i < hPositions.length; i++) {
            final double position = StrictGeomUtility.toExternalValue(hPositions[i]);
            final double x = position * scaleFactor;
            line.setLine(x, 0, x, gridHeight);
            g2d.draw(line);
        }

        final Point2D offset = getOffset();
        final BreakPositionsList verticalPositions = getVerticalEdgePositions();
        final long[] vPositions = verticalPositions.getKeys();
        for (int i = 0; i < vPositions.length; i++) {
            final double position = StrictGeomUtility.toExternalValue(vPositions[i]) - offset.getY();
            final double y2 = position * scaleFactor;
            line.setLine(0, y2, gridWidth, y2);
            g2d.draw(line);
        }
    }

}

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From source file:lcmc.gui.ResourceGraph.java

/** Returns positions of the vertices (by value). */
final void getPositions(final Map<String, Point2D> positions) {
    mGraphLock.lock();/*from ww w  . ja va  2 s  .  co m*/
    try {
        for (final Vertex v : graph.getVertices()) {
            final Info info = getInfo(v);
            final Point2D p = new Point2D.Double();
            final Point2D loc = layout.transform(v);
            if (loc == null) {
                continue;
            }
            p.setLocation(loc);
            p.setLocation(p.getX() + (getDefaultVertexWidth(v) - getVertexWidth(v)) / 2,
                    p.getY() + (getDefaultVertexHeight(v) - getVertexHeight(v)) / 2);
            if (info != null) {
                final String id = getId(info);
                if (id != null) {
                    positions.put(id, p);
                }
            }
        }
    } finally {
        mGraphLock.unlock();
    }
}

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From source file:org.gumtree.vis.awt.JChartPanel.java

private void findSelectedMarker(Point point) {
    Line2D marker = null;//from  w  ww.j a va2 s .c  o m
    double distance = Double.MAX_VALUE;
    double cDis;
    for (Entry<Line2D, Color> entry : domainMarkerMap.entrySet()) {
        Line2D line = entry.getKey();
        Point2D p2 = line.getP2();
        double height = p2.getY();
        cDis = Double.MAX_VALUE;
        if (height < 1e-4) {
            double xScr = ChartMaskingUtilities.translateChartPoint(p2, getScreenDataArea(), getChart()).getX();
            cDis = Math.abs(point.getX() - xScr);
        } else {
            Point2D newP2 = ChartMaskingUtilities.translateChartPoint(p2, getScreenDataArea(), getChart());
            if (newP2.getY() < point.getY()) {
                cDis = Math.abs(point.getX() - newP2.getX());
            } else {
                cDis = newP2.distance(point);
            }
        }
        if (cDis <= distance) {
            distance = cDis;
            marker = line;
        }
    }
    for (Entry<Line2D, Color> entry : rangeMarkerMap.entrySet()) {
        Line2D line = entry.getKey();
        Point2D p1 = line.getP1();
        Point2D p2 = line.getP2();
        double width = p2.getX();
        cDis = Double.MAX_VALUE;
        if (width < 1e-4) {
            double yScr = ChartMaskingUtilities.translateChartPoint(p1, getScreenDataArea(), getChart()).getY();
            cDis = Math.abs(point.getY() - yScr);
        } else {
            Point2D newP2 = ChartMaskingUtilities.translateChartPoint(p2, getScreenDataArea(), getChart());
            if (newP2.getX() > point.getX()) {
                cDis = Math.abs(point.getY() - newP2.getY());
            } else {
                cDis = newP2.distance(point);
            }
        }
        if (cDis <= distance) {
            distance = cDis;
            marker = line;
        }
    }
    for (Entry<Line2D, Color> entry : markerMap.entrySet()) {
        Line2D line = entry.getKey();
        Point2D p1 = line.getP1();
        p1 = ChartMaskingUtilities.translateChartPoint(p1, getScreenDataArea(), getChart());
        cDis = p1.distance(point);
        if (cDis <= distance) {
            distance = cDis;
            marker = line;
        }
    }
    if (distance < 5) {
        selectedMarker = marker;
    } else {
        selectedMarker = null;
    }
}

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