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.yccheok.jstock.gui.charting.ChartLayerUI.java

private boolean updateMainTraceInfo(Point2D point) {
    if (point == null) {
        return false;
    }/*from   w  w w  .  j a v  a  2s.c o m*/

    final ChartPanel chartPanel = this.chartJDialog.getChartPanel();
    // Top most plot.
    final XYPlot plot = this.chartJDialog.getPlot();

    if (plot.getDataset() instanceof org.jfree.data.xy.DefaultHighLowDataset) {
        return this._updateMainTraceInfoForCandlestick(point);
    }

    final TimeSeriesCollection timeSeriesCollection = (TimeSeriesCollection) plot.getDataset();
    // 0 are the main chart. 1, 2, 3... are TA.
    final TimeSeries timeSeries = timeSeriesCollection.getSeries(0);

    // I also not sure why. This is what are being done in Mouse Listener Demo 4.
    //
    // Don't use it. It will cause us to lose precision.
    //final Point2D p2 = chartPanel.translateScreenToJava2D((Point)point);

    /* Try to get correct main chart area. */
    final Rectangle2D _plotArea = chartPanel.getChartRenderingInfo().getPlotInfo().getSubplotInfo(0)
            .getDataArea();

    final ValueAxis domainAxis = plot.getDomainAxis();
    final RectangleEdge domainAxisEdge = plot.getDomainAxisEdge();
    final ValueAxis rangeAxis = plot.getRangeAxis();
    final RectangleEdge rangeAxisEdge = plot.getRangeAxisEdge();
    // Don't use it. It will cause us to lose precision.
    //final double coordinateX = domainAxis.java2DToValue(p2.getX(), _plotArea,
    //        domainAxisEdge);
    final double coordinateX = domainAxis.java2DToValue(point.getX(), _plotArea, domainAxisEdge);
    //double coordinateY = rangeAxis.java2DToValue(mousePoint2.getY(), plotArea,
    //        rangeAxisEdge);

    int low = 0;
    int high = timeSeries.getItemCount() - 1;
    Date date = new Date((long) coordinateX);
    final long time = date.getTime();
    long bestDistance = Long.MAX_VALUE;
    int bestMid = 0;

    while (low <= high) {
        int mid = (low + high) >>> 1;

        final TimeSeriesDataItem timeSeriesDataItem = timeSeries.getDataItem(mid);
        final Day day = (Day) timeSeriesDataItem.getPeriod();
        final long search = day.getFirstMillisecond();
        final long cmp = search - time;

        if (cmp < 0) {
            low = mid + 1;
        } else if (cmp > 0) {
            high = mid - 1;
        } else {
            bestDistance = 0;
            bestMid = mid;
            break;
        }

        final long abs_cmp = Math.abs(cmp);
        if (abs_cmp < bestDistance) {
            bestDistance = abs_cmp;
            bestMid = mid;
        }
    }

    final TimeSeriesDataItem timeSeriesDataItem = timeSeries.getDataItem(bestMid);
    final double xValue = timeSeriesDataItem.getPeriod().getFirstMillisecond();
    final double yValue = timeSeriesDataItem.getValue().doubleValue();
    final double xJava2D = domainAxis.valueToJava2D(xValue, _plotArea, domainAxisEdge);
    final double yJava2D = rangeAxis.valueToJava2D(yValue, _plotArea, rangeAxisEdge);

    final int tmpIndex = bestMid;
    // translateJava2DToScreen will internally convert Point2D.Double to Point.
    final Point2D tmpPoint = chartPanel.translateJava2DToScreen(new Point2D.Double(xJava2D, yJava2D));
    this.mainDrawArea.setRect(_plotArea);

    if (this.mainDrawArea.contains(tmpPoint)) {
        // 0 indicates main plot.
        this.mainTraceInfo = TraceInfo.newInstance(tmpPoint, 0, 0, tmpIndex);
        return true;
    }
    return false;
}

From source file:edu.pitt.dbmi.odie.ui.jfreechart.EnhancedChartComposite.java

/**
 * Bounds the selection rectangle between the first and the last chart
 * entity bounds. and between the top and bottom bounds of the chart area.
 *///from  w w w. ja  v  a  2 s .  c  o  m
private void boundSelectionRectangle() {
    int FIRSTENTITYERROR = 2;
    if (selectedEntities.size() > 0) {
        ChartEntity first = selectedEntities.get(0);

        ChartEntity last = selectedEntities.get(selectedEntities.size() - 1);
        Point firstp = first.getArea().getBounds().getLocation();
        Point lastp = last.getArea().getBounds().getLocation();

        Rectangle screenArea = getScreenDataArea();
        Point2D screenPoint = translateScreenToJava2D(new Point(screenArea.x, screenArea.y));

        if (this.orientation == PlotOrientation.VERTICAL) {
            selectionRectangle = new Rectangle(firstp.x - FIRSTENTITYERROR, (int) screenPoint.getY(),
                    lastp.x + last.getArea().getBounds().width - firstp.x, (int) (screenArea.height / scaleY));
        } else {
            selectionRectangle = new Rectangle((int) screenPoint.getX(), firstp.y,
                    (int) (screenArea.width / scaleX), lastp.y + last.getArea().getBounds().height - firstp.y);
        }
    }
}

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

private void drawTextInputBox(Graphics2D g2) {
    if (textInputFlag && textInputPoint != null) {
        //         g2.drawChars("Input Text Here".toCharArray(), 1, 60, (int) textInputPoint.getX(), (int) textInputPoint.getY());
        Color oldColor = g2.getColor();
        g2.setColor(Color.BLACK);
        String inputText = textInputContent == null ? "" : textInputContent;
        FontMetrics fm = g2.getFontMetrics();
        //         int sWidth;
        //         if (textInputCursorIndex == 0 || inputText.length() == 0) {
        //            sWidth = 0;
        //         } else if (textInputCursorIndex < inputText.length()){
        //            sWidth = fm.stringWidth(inputText.substring(0, textInputCursorIndex));
        //         } else {
        //            sWidth = fm.stringWidth(inputText);
        //         }

        String[] lines = inputText.split("\n", 100);
        int cursorY = 0;
        int cursorX = 0;
        int charCount = 0;
        int maxWidth = 0;
        int maxHeight = 0;
        for (int i = 0; i < lines.length; i++) {
            g2.drawString(lines[i], (int) textInputPoint.getX() + 3, (int) textInputPoint.getY() - 3 + i * 15);
            //            charCount += lines[i].length() + 1;
            if (textInputCursorIndex > charCount && textInputCursorIndex < charCount + lines[i].length() + 1) {
                cursorY = i;//from   w  ww  .j  a  va2s  . co  m
                cursorX = fm.stringWidth(lines[i].substring(0, textInputCursorIndex - charCount));
            } else if (textInputCursorIndex == charCount + lines[i].length() + 1) {
                cursorY = i + 1;
                cursorX = 0;
            }
            charCount += lines[i].length() + 1;
            int lineWidth = fm.stringWidth(lines[i]);
            if (lineWidth > maxWidth) {
                maxWidth = lineWidth;
            }
        }
        maxHeight = 15 * lines.length;
        //         g2.drawString(inputText, (int) textInputPoint.getX() + 3, (int) textInputPoint.getY() - 3);
        g2.setColor(Color.MAGENTA);
        //         g2.drawString("|", (float) textInputPoint.getX() + 2 + sWidth, (float) textInputPoint.getY() - 3);
        g2.drawLine((int) textInputPoint.getX() + 3 + cursorX, (int) textInputPoint.getY() + (cursorY - 1) * 15,
                (int) textInputPoint.getX() + 3 + cursorX, (int) textInputPoint.getY() + cursorY * 15);
        g2.setColor(Color.BLACK);
        g2.setColor(oldColor);

        //         int boxWidth = fm.stringWidth(inputText) + 10;
        if (maxWidth < 100) {
            maxWidth = 100;
        }
        Rectangle2D inputBox = new Rectangle2D.Double(textInputPoint.getX(), textInputPoint.getY() - 15,
                maxWidth + 8, maxHeight);
        //         ChartMaskingUtilities.drawMaskBoarder(g2, inputBox);
        Color fillColor = new Color(250, 250, 50, 30);
        g2.setPaint(fillColor);
        g2.fill(inputBox);
        g2.setColor(Color.ORANGE);
        g2.drawRect((int) textInputPoint.getX(), (int) textInputPoint.getY() - 15, maxWidth + 8, maxHeight);
    }
    if (textContentMap.size() > 0) {
        Color oldColor = g2.getColor();
        g2.setColor(Color.BLACK);
        Rectangle2D imageArea = getScreenDataArea();
        for (Entry<Rectangle2D, String> entry : textContentMap.entrySet()) {
            Rectangle2D rect = entry.getKey();
            Point2D screenPoint = ChartMaskingUtilities
                    .translateChartPoint(new Point2D.Double(rect.getX(), rect.getY()), imageArea, getChart());
            String text = entry.getValue();
            if (text == null) {
                continue;
            }
            String[] lines = text.split("\n");
            g2.setColor(Color.BLACK);
            for (int i = 0; i < lines.length; i++) {
                g2.drawString(lines[i], (int) screenPoint.getX() + 3, (int) screenPoint.getY() - 3 + i * 15);
            }
            if (rect == selectedTextWrapper) {
                FontMetrics fm = g2.getFontMetrics();
                int maxWidth = 0;
                int maxHeight = 0;
                for (int i = 0; i < lines.length; i++) {
                    int lineWidth = fm.stringWidth(lines[i]);
                    if (lineWidth > maxWidth) {
                        maxWidth = lineWidth;
                    }
                }
                maxHeight = 15 * lines.length;
                if (maxWidth < 100) {
                    maxWidth = 100;
                }
                Rectangle2D inputBox = new Rectangle2D.Double(screenPoint.getX(), screenPoint.getY() - 15,
                        maxWidth + 8, maxHeight);
                Color fillColor = new Color(250, 250, 50, 30);
                g2.setPaint(fillColor);
                g2.fill(inputBox);
                g2.setColor(Color.ORANGE);
                g2.drawRect((int) screenPoint.getX(), (int) screenPoint.getY() - 15, maxWidth + 8, maxHeight);

            }
            //            g2.drawString(text == null ? "" : text, (int) screenPoint.getX() + 3, (int) screenPoint.getY() - 3);
        }
        g2.setColor(oldColor);
    }
}

From source file:org.yccheok.jstock.gui.charting.InvestmentFlowLayerUI.java

private boolean updateInvestPoint(Point2D _investPoint) {
    if (_investPoint == null) {
        return false;
    }//from   w w w . j  a v  a2s  .  com

    final ChartPanel chartPanel = this.investmentFlowChartJDialog.getChartPanel();
    final JFreeChart chart = chartPanel.getChart();
    final XYPlot plot = (XYPlot) chart.getPlot();
    final TimeSeriesCollection timeSeriesCollection = (TimeSeriesCollection) plot.getDataset();
    final TimeSeries timeSeries = timeSeriesCollection.getSeries(0);

    // I also not sure why. This is what are being done in Mouse Listener Demo 4.
    //
    // Don't use it. It will cause us to lose precision.
    //final Point2D p2 = chartPanel.translateScreenToJava2D((Point)_investPoint);

    /* Try to get correct main chart area. */
    final Rectangle2D _plotArea = chartPanel.getChartRenderingInfo().getPlotInfo().getDataArea();

    /* Believe it? When there is another thread keep updateing time series data,
     * and keep calling setDirty, _plotArea can be 0 size sometimes. Ignore it.
     * Just assume we had processed it.
     */
    if (_plotArea.getWidth() == 0.0 && _plotArea.getHeight() == 0.0) {
        /* Cheat the caller. */
        return true;
    }

    final ValueAxis domainAxis = plot.getDomainAxis();
    final RectangleEdge domainAxisEdge = plot.getDomainAxisEdge();
    final ValueAxis rangeAxis = plot.getRangeAxis();
    final RectangleEdge rangeAxisEdge = plot.getRangeAxisEdge();
    final double coordinateX = domainAxis.java2DToValue(_investPoint.getX(), _plotArea, domainAxisEdge);

    int low = 0;
    int high = timeSeries.getItemCount() - 1;
    Date date = new Date((long) coordinateX);
    final long time = date.getTime();
    long bestDistance = Long.MAX_VALUE;
    int bestMid = 0;

    while (low <= high) {
        int mid = (low + high) >>> 1;

        final TimeSeriesDataItem timeSeriesDataItem = timeSeries.getDataItem(mid);
        final Day day = (Day) timeSeriesDataItem.getPeriod();
        final long search = day.getFirstMillisecond();
        final long cmp = search - time;

        if (cmp < 0) {
            low = mid + 1;
        } else if (cmp > 0) {
            high = mid - 1;
        } else {
            bestDistance = 0;
            bestMid = mid;
            break;
        }

        final long abs_cmp = Math.abs(cmp);
        if (abs_cmp < bestDistance) {
            bestDistance = abs_cmp;
            bestMid = mid;
        }
    }

    final TimeSeriesDataItem timeSeriesDataItem = timeSeries.getDataItem(bestMid);
    final double xValue = timeSeriesDataItem.getPeriod().getFirstMillisecond();
    final double yValue = timeSeriesDataItem.getValue().doubleValue();
    final double xJava2D = domainAxis.valueToJava2D(xValue, _plotArea, domainAxisEdge);
    final double yJava2D = rangeAxis.valueToJava2D(yValue, _plotArea, rangeAxisEdge);

    final int tmpIndex = bestMid;
    // Do not perform translation as this will cause precision losing.
    // We might experience unstable point. For example,
    //
    // this.investPoint is 700.9, there are 2 data points which are 700 and
    // 701.
    // During first updateInvestPoint(this.investPoint) call, data point 701
    // will be chosen, and this.investPoint has been truncated to 700.
    // During second updateInvestPoint(this.investPoint) call, data point 700
    // will be chosen. We may observe an unstable point swings between 700
    // and 701.
    //
    // translateJava2DToScreen will internally convert Point2D.Double to Point.
    //final Point2D tmpPoint = chartPanel.translateJava2DToScreen(new Point2D.Double(xJava2D, yJava2D));
    final Point2D tmpPoint = new Point2D.Double(xJava2D, yJava2D);
    this.drawArea.setRect(_plotArea);

    if (this.drawArea.contains(tmpPoint)) {
        this.investPointIndex = tmpIndex;
        this.investPoint = tmpPoint;
        return true;
    }
    return false;
}

From source file:org.yccheok.jstock.gui.charting.InvestmentFlowLayerUI.java

private boolean updateROIPoint(Point2D _ROIPoint) {
    if (_ROIPoint == null) {
        return false;
    }//from   w ww .ja  va 2  s  .  c om

    final ChartPanel chartPanel = this.investmentFlowChartJDialog.getChartPanel();
    final JFreeChart chart = chartPanel.getChart();
    final XYPlot plot = (XYPlot) chart.getPlot();
    // Dataset 0 are the invest information. 1 is the ROI information.
    final TimeSeriesCollection timeSeriesCollection = (TimeSeriesCollection) plot.getDataset(1);
    final TimeSeries timeSeries = timeSeriesCollection.getSeries(0);

    // I also not sure why. This is what are being done in Mouse Listener Demo 4.
    //
    // Don't use it. It will cause us to lose precision.
    //final Point2D p2 = chartPanel.translateScreenToJava2D((Point)_ROIPoint);

    /* Try to get correct main chart area. */
    final Rectangle2D _plotArea = chartPanel.getChartRenderingInfo().getPlotInfo().getDataArea();

    /* Believe it? When there is another thread keep updateing time series data,
     * and keep calling setDirty, _plotArea can be 0 size sometimes. Ignore it.
     * Just assume we had processed it.
     */
    if (_plotArea.getWidth() == 0.0 && _plotArea.getHeight() == 0.0) {
        /* Cheat the caller. */
        return true;
    }

    final ValueAxis domainAxis = plot.getDomainAxis();
    final RectangleEdge domainAxisEdge = plot.getDomainAxisEdge();
    final ValueAxis rangeAxis = plot.getRangeAxis();
    final RectangleEdge rangeAxisEdge = plot.getRangeAxisEdge();
    final double coordinateX = domainAxis.java2DToValue(_ROIPoint.getX(), _plotArea, domainAxisEdge);

    int low = 0;
    int high = timeSeries.getItemCount() - 1;
    Date date = new Date((long) coordinateX);
    final long time = date.getTime();
    long bestDistance = Long.MAX_VALUE;
    int bestMid = 0;

    while (low <= high) {
        int mid = (low + high) >>> 1;

        final TimeSeriesDataItem timeSeriesDataItem = timeSeries.getDataItem(mid);
        final Day day = (Day) timeSeriesDataItem.getPeriod();
        final long search = day.getFirstMillisecond();
        final long cmp = search - time;

        if (cmp < 0) {
            low = mid + 1;
        } else if (cmp > 0) {
            high = mid - 1;
        } else {
            bestDistance = 0;
            bestMid = mid;
            break;
        }

        final long abs_cmp = Math.abs(cmp);
        if (abs_cmp < bestDistance) {
            bestDistance = abs_cmp;
            bestMid = mid;
        }
    }

    final TimeSeriesDataItem timeSeriesDataItem = timeSeries.getDataItem(bestMid);
    final double xValue = timeSeriesDataItem.getPeriod().getFirstMillisecond();
    final double yValue = timeSeriesDataItem.getValue().doubleValue();
    final double xJava2D = domainAxis.valueToJava2D(xValue, _plotArea, domainAxisEdge);
    final double yJava2D = rangeAxis.valueToJava2D(yValue, _plotArea, rangeAxisEdge);

    final int tmpIndex = bestMid;
    // Do not perform translation as this will cause precision losing.
    // We might experience unstable point. For example,
    //
    // this.ROIPoint is 700.9, there are 2 data points which are 700 and
    // 701.
    // During first updateROIPoint(this.ROIPoint) call, data point 701
    // will be chosen, and this.ROIPoint has been truncated to 700.
    // During second updateROIPoint(this.ROIPoint) call, data point 700
    // will be chosen. We may observe an unstable point swings between 700
    // and 701.
    //
    // translateJava2DToScreen will internally convert Point2D.Double to Point.
    //final Point2D tmpPoint = chartPanel.translateJava2DToScreen(new Point2D.Double(xJava2D, yJava2D));
    final Point2D tmpPoint = new Point2D.Double(xJava2D, yJava2D);
    this.drawArea.setRect(_plotArea);

    if (this.drawArea.contains(tmpPoint)) {
        this.ROIPointIndex = tmpIndex;
        this.ROIPoint = tmpPoint;
        return true;
    }
    return false;
}

From source file:org.squidy.designer.zoom.impl.PortShape.java

public PortShape() {
    setBounds(Constants.DEFAULT_PORT_BOUNDS);

    addInputEventListener(new PBasicInputEventHandler() {

        /*//from   w w  w. j  a  va 2 s.c  o m
         * (non-Javadoc)
         * 
         * @see
         * edu.umd.cs.piccolo.event.PBasicInputEventHandler#mousePressed
         * (edu.umd.cs.piccolo .event.PInputEvent)
         */
        @Override
        public void mousePressed(PInputEvent event) {
            super.mousePressed(event);

            if (!event.isHandled()) {
                isCreatingEdge = true;
                Rectangle2D bounds = localToGlobal(getBounds());
                startX = bounds.getX() + bounds.getWidth() / 2;// .getCenterX();
                startY = bounds.getY() + bounds.getWidth() / 2;// .getCenterY();
                currentX = startX;
                currentY = startY;

                // moveToFront();

                event.setHandled(true);
            }
        }

        /*
         * (non-Javadoc)
         * 
         * @see
         * edu.umd.cs.piccolo.event.PBasicInputEventHandler#mouseReleased
         * (edu.umd.cs.piccolo.event.PInputEvent)
         */
        @Override
        public void mouseReleased(PInputEvent event) {
            super.mouseReleased(event);

            isCreatingEdge = false;

            ConnectionManager connectionManager = ShapeUtils.getConnectionManager(PortShape.this);

            Point2D point = event.getPosition();

            if (connectionManager.hasConnectionAtDifferentNodeAtPoint(PortShape.this, point)) {
                if (LOG.isDebugEnabled()) {
                    LOG.debug("Connection port found at " + point);
                }

                ConnectorShape<?, ?> source = (ConnectorShape<?, ?>) getParent();
                ConnectorShape<?, ?> target = (ConnectorShape<?, ?>) connectionManager
                        .getConnectionAtPoint(point).getParent();

                if (!source.getParent().equals(target.getParent())) {
                    //                  ConnectorShape<?, ?> tmp = source;
                    //                  source = target;
                    //                  target = tmp;
                }

                PipeShape pipeShape;
                try {
                    pipeShape = PipeShape.create(source, target);
                } catch (Exception e) {
                    publishNotification(new TemporaryNotification(e.getMessage()));
                    return;
                }

                VisualShape<VisualShape<?>> parentShape;
                if (!source.getParent().equals(target.getParent())) {
                    if (target.getParent().equals(source)) {
                        parentShape = (VisualShape<VisualShape<?>>) source;
                    } else {
                        parentShape = (VisualShape<VisualShape<?>>) target;
                    }
                } else {
                    parentShape = (VisualShape<VisualShape<?>>) source.getParent();
                }

                parentShape.addVisualShape(pipeShape);
                pipeShape.invalidateFullBounds();
            } else {
                // TODO [RR]: Repaint from bounds (do not repaint full node bounds)
                getParent().getParent().invalidatePaint();
            }
        }

        /*
         * (non-Javadoc)
         * 
         * @see
         * edu.umd.cs.piccolo.event.PBasicInputEventHandler#mouseDragged
         * (edu.umd.cs.piccolo.event.PInputEvent)
         */
        @Override
        public void mouseDragged(PInputEvent event) {
            super.mouseDragged(event);

            Point2D point = event.getPosition();

            currentX = point.getX();
            currentY = point.getY();

            event.getCamera().invalidatePaint();

            event.setHandled(true);
        }

        /*
         * (non-Javadoc)
         * 
         * @see
         * edu.umd.cs.piccolo.event.PBasicInputEventHandler#mouseEntered
         * (edu.umd.cs.piccolo.event.PInputEvent)
         */
        @Override
        public void mouseEntered(PInputEvent event) {
            super.mouseEntered(event);

            innerColor = Color.GRAY;
        }

        /*
         * (non-Javadoc)
         * 
         * @see
         * edu.umd.cs.piccolo.event.PBasicInputEventHandler#mouseExited(
         * edu.umd.cs.piccolo.event.PInputEvent)
         */
        @Override
        public void mouseExited(PInputEvent event) {
            super.mouseExited(event);

            innerColor = Color.LIGHT_GRAY;
        }
    });
}

From source file:com.rapidminer.gui.plotter.charts.AbstractChartPanel.java

/**
 * Translates a Java2D point on the chart to a screen location.
 * //from   w w w.  j  a  v a 2  s . c  o  m
 * @param java2DPoint
 *            the Java2D point.
 * 
 * @return The screen location.
 */

@Override
public Point translateJava2DToScreen(Point2D java2DPoint) {
    Insets insets = getInsets();
    int x = (int) (java2DPoint.getX() * this.scaleX + insets.left);
    int y = (int) (java2DPoint.getY() * this.scaleY + insets.top);
    return new Point(x, y);
}

From source file:com.att.aro.diagnostics.GraphPanel.java

/**
 * This method is invoked when a mouse click event occurs in the GraphPanel.
 *///ww w.  j  a  v  a 2 s  . co  m
@Override
public void chartMouseClicked(ChartMouseEvent chartmouseevent) {
    Point2D point = chartmouseevent.getTrigger().getPoint();
    Rectangle2D plotArea = advancedGraphPanel.getScreenDataArea();

    XYPlot plot = (XYPlot) advancedGraph.getPlot();
    final double lastChartX = new Double(
            plot.getDomainAxis().java2DToValue(point.getX(), plotArea, plot.getDomainAxisEdge()));

    SwingUtilities.invokeLater(new Runnable() {

        @Override
        public void run() {
            setCrossHair(lastChartX);
        }

    });

    for (GraphPanelListener l : listeners) {
        l.graphPanelClicked(lastChartX);
    }
}

From source file:com.ah.ui.actions.monitor.MapsAction.java

protected boolean validatePerimeter(Point2D l1p1, Point2D l1p2, Point2D l2p1, Point2D l2p2, boolean hasPageId,
        Collection<JSONObject> jsonNodes) throws Exception {
    Point2D ip = BoMgmt.getLocationTracking().lli(l1p1, l1p2, l2p1, l2p2);
    if (ip != null) {
        JSONObject ipo = new JSONObject();
        if (!hasPageId) {
            ipo.put("pageId", pageId);
            hasPageId = true;//from   w  w  w.  j  ava  2  s  .c o m
        }
        ipo.put("x", ip.getX());
        ipo.put("y", ip.getY());
        jsonNodes.add(ipo);
    }
    return hasPageId;
}

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

protected final ViewScalingControl getScalingControl() {
    return new ViewScalingControl() {
        void superScale(final VisualizationServer thisVV, final float amount, final Point2D from) {
            super.scale(thisVV, amount, from);
        }//from ww  w  .j av  a2  s  .  c o  m

        @Override
        public void scale(final VisualizationServer vv, final float amount, final Point2D from) {
            final JScrollBar sbV = getScrollPane().getVerticalScrollBar();
            final JScrollBar sbH = getScrollPane().getHorizontalScrollBar();
            swingUtils.invokeLater(new Runnable() {
                @Override
                public void run() {
                    final Point2D prevPoint = getVisualizationViewer().getRenderContext()
                            .getMultiLayerTransformer().inverseTransform(Layer.VIEW, from);
                    final double scaledSoFar0 = getScaledSoFar();
                    float am = amount;
                    if (am < 1) {
                        if (scaledSoFar0 < 0.3) {
                            am = 1;
                        } else {
                            superScale(vv, 1 / am, new Point2D.Double(0, 0));
                        }
                    } else if (am > 1) {
                        if (scaledSoFar0 > 5) {
                            am = 1;
                        } else {
                            superScale(vv, 1 / am, new Point2D.Double(0, 0));
                        }
                    }
                    setScaledSoFar(scaledSoFar0 * am);
                    final Point2D p2 = getVisualizationViewer().getRenderContext().getMultiLayerTransformer()
                            .inverseTransform(Layer.VIEW, from);
                    final int valueY = (int) (sbV.getValue() + prevPoint.getY() - p2.getY());
                    sbV.setValue(valueY);
                    sbV.repaint();
                    final int valueX = (int) (sbH.getValue() + prevPoint.getX() - p2.getX());
                    sbH.setValue(valueX);
                    sbH.repaint();

                    vv.repaint();
                }
            });
        }
    };
}