Example usage for org.jfree.chart.entity EntityCollection getEntity

Introduction

In this page you can find the example usage for org.jfree.chart.entity EntityCollection getEntity.

Prototype

public ChartEntity getEntity(double x, double y);

Source Link

Document

Returns an entity whose area contains the specified point.

Usage

From source file:org.gumtree.vis.awt.time.TimePlotPanel.java

@Override
public void mouseMoved(MouseEvent e) {
    Insets insets = getInsets();//from  ww w .  j a v  a2  s .c  o  m
    int x = (int) ((e.getX() - insets.left) / getScaleX());
    int y = (int) ((e.getY() - insets.top) / getScaleY());

    EntityCollection entities = getChartRenderingInfo().getEntityCollection();
    if (entities != null) {
        ChartEntity entity = entities.getEntity(x, y);
        Object[] listeners = getListeners(ChartMouseListener.class);
        if (getChart() != null) {
            XYChartMouseEvent event = new XYChartMouseEvent(getChart(), e, entity);
            event.setXY(getChartX(), getChartY());
            //              event.setSeriesIndex(seriesIndex);
            for (int i = listeners.length - 1; i >= 0; i -= 1) {
                ((ChartMouseListener) listeners[i]).chartMouseMoved(event);
            }
        }
    }
    super.mouseMoved(e);
}

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From source file:org.gumtree.vis.awt.time.TimePlotPanel.java

@Override
public void mouseClicked(MouseEvent event) {

    Insets insets = getInsets();//  w  w w .  j av a  2  s. c  om
    int x = (int) ((event.getX() - insets.left) / getScaleX());
    int y = (int) ((event.getY() - insets.top) / getScaleY());

    setAnchor(new Point2D.Double(x, y));
    if (getChart() == null) {
        return;
    }
    //        getChart().setNotify(true);  // force a redraw
    // new entity code...
    //        if (listeners.length == 0) {
    //            return;
    //        }

    ChartEntity entity = null;
    if (getChartRenderingInfo() != null) {
        EntityCollection entities = getChartRenderingInfo().getEntityCollection();
        if (entities != null) {
            entity = entities.getEntity(x, y);
            if (entity instanceof XYItemEntity) {
                XYItemEntity xyEntity = (XYItemEntity) entity;
                //                   XYDataset dataset = xyEntity.getDataset();
                //                   int item = ((XYItemEntity) entity).getItem();
                //                   chartX = dataset.getXValue(xyEntity.getSeriesIndex(), item);
                //                   chartY = dataset.getYValue(xyEntity.getSeriesIndex(), item);
                //                   Point2D screenPoint = ChartMaskingUtilities.translateChartPoint(
                //                         new Point2D.Double(chartX, chartY), getScreenDataArea(), getChart());
                //                   if (getHorizontalAxisTrace()) {
                //                      horizontalTraceLocation = (int) screenPoint.getX();
                //                   }
                //                   if (getVerticalAxisTrace()) {
                //                      verticalTraceLocation = (int) screenPoint.getY();
                //                   }
                if ((event.getModifiers() & seriesSelectionEventMask) != 0
                        && (event.getModifiers() & MouseEvent.BUTTON1_MASK) != 0) {
                    XYDataset dataset = xyEntity.getDataset();
                    if (dataset instanceof IDataset) {
                        selectSeries((IDataset) xyEntity.getDataset(), xyEntity.getSeriesIndex());
                    }
                } else if ((event.getModifiers() & maskingSelectionMask) == 0
                        && (event.getModifiers() & MouseEvent.BUTTON1_MASK) != 0) {
                    if (selectedSeriesIndex != xyEntity.getSeriesIndex()) {
                        selectSeries(null, -1);
                    }
                }
            } else {
                if (selectedSeriesIndex >= 0) {
                    if ((event.getModifiers() & seriesSelectionEventMask) != 0
                            && (event.getModifiers() & maskingSelectionMask) == 0
                            && (event.getModifiers() & MouseEvent.BUTTON1_MASK) != 0) {
                        selectSeries(null, -1);
                    }
                }
            }
        }
    }

    if ((event.getModifiers() & MouseEvent.BUTTON1_MASK) != 0) {
        double chartX = ChartMaskingUtilities.translateScreenX(x, getScreenDataArea(), getChart());
        int selectedDatasetIndex = 0;
        if (selectedDataset != null) {
            selectedDatasetIndex = getXYPlot().indexOf(selectedDataset);
        }
        double chartY = ChartMaskingUtilities.translateScreenY(y, getScreenDataArea(), getChart(),
                selectedDatasetIndex);
        setHorizontalTraceLocation(x);
        setVerticalTraceLocation(y);
        setChartX(chartX);
        setChartY(chartY);
        repaint();
    }

    XYChartMouseEvent chartEvent = new XYChartMouseEvent(getChart(), event, entity);
    chartEvent.setXY(getChartX(), getChartY());
    Object[] listeners = getListeners(ChartMouseListener.class);
    for (int i = listeners.length - 1; i >= 0; i -= 1) {
        ((ChartMouseListener) listeners[i]).chartMouseClicked(chartEvent);
    }
    System.out.println("chartX = " + getChartX() + ", chartY = " + getChartY());
}

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From source file:de.xirp.ui.widgets.custom.XChartComposite.java

/**
 * Returns a string for the tooltip.//www.  j av a 2 s .c o  m
 * 
 * @param e
 *            the mouse event.
 * @return A tool tip or <code>null</code> if no tooltip is
 *         available.
 */
public String getToolTipText(org.eclipse.swt.events.MouseEvent e) {
    String result = null;
    if (this.info != null) {
        EntityCollection entities = this.info.getEntityCollection();
        if (entities != null) {
            Rectangle insets = getBounds();
            ChartEntity entity = entities.getEntity((int) ((e.x - insets.x) / this.scaleX),
                    (int) ((e.y - insets.y) / this.scaleY));
            if (entity != null) {
                result = entity.getToolTipText();
            }
        }
    }
    return result;

}

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From source file:de.xirp.ui.widgets.custom.XChartComposite.java

/**
 * @param event//ww w . j  a  v  a  2  s  .  c  om
 */
private void handleMouseEvents(Event event) {
    switch (event.type) {
    case SWT.MouseDown:
        Rectangle scaledDataArea = getScreenDataArea(event.x, event.y);
        zoomPoint = getPointInRectangle(event.x, event.y, scaledDataArea);
        Rectangle insets = getClientArea();
        int x = (int) ((event.x - insets.x) / scaleX);
        int y = (int) ((event.y - insets.y) / scaleY);

        anchor = new Point2D.Double(x, y);
        chart.setNotify(true); // force a redraw
        canvas.redraw();
        // new entity code...
        Object[] listeners = chartMouseListeners.getListeners(ChartMouseListener.class);
        if (listeners.length == 0) {
            return;
        }

        ChartEntity entity = null;
        if (info != null) {
            EntityCollection entities = info.getEntityCollection();
            if (entities != null) {
                entity = entities.getEntity(x, y);
            }
        }
        java.awt.event.MouseEvent mouseEvent = SWTUtils.toAwtMouseEvent(event);
        ChartMouseEvent chartEvent = new ChartMouseEvent(getChart(), mouseEvent, entity);
        for (int i = listeners.length - 1; i >= 0; i -= 1) {
            ((ChartMouseListener) listeners[i]).chartMouseClicked(chartEvent);
        }
        break;
    case SWT.MouseMove:
        // handle axis trace
        if (horizontalAxisTrace || verticalAxisTrace) {
            horizontalTraceLineY = event.y;
            verticalTraceLineX = event.x;
            canvas.redraw();
        }
        // handle tool tips in a simple way
        if (displayToolTips) {
            String s = getToolTipText(new MouseEvent(event));
            if (s != null && !s.equals(canvas.getToolTipText())) {
                canvas.setToolTipText(s);
            }
        }
        // handle zoom box
        if (zoomPoint == null) {
            return;
        }
        scaledDataArea = getScreenDataArea(zoomPoint.x, zoomPoint.y);
        org.eclipse.swt.graphics.Point movingPoint = getPointInRectangle(event.x, event.y, scaledDataArea);
        // handle zoom
        boolean hZoom = false;
        boolean vZoom = false;
        if (orientation == PlotOrientation.HORIZONTAL) {
            hZoom = rangeZoomable;
            vZoom = domainZoomable;
        } else {
            hZoom = domainZoomable;
            vZoom = rangeZoomable;
        }
        if (hZoom && vZoom) {
            // selected rectangle shouldn't extend outside the
            // data area...
            zoomRectangle = new Rectangle(zoomPoint.x, zoomPoint.y, movingPoint.x - zoomPoint.x,
                    movingPoint.y - zoomPoint.y);
        } else if (hZoom) {
            zoomRectangle = new Rectangle(zoomPoint.x, scaledDataArea.y, movingPoint.x - zoomPoint.x,
                    scaledDataArea.height);
        } else if (vZoom) {
            zoomRectangle = new Rectangle(scaledDataArea.x, zoomPoint.y, scaledDataArea.width,
                    event.y - zoomPoint.y);
        }
        canvas.redraw();
        break;
    case SWT.MouseUp:
        if (zoomRectangle == null) {
            Rectangle screenDataArea = getScreenDataArea(event.x, event.y);
            if (screenDataArea != null) {
                zoomPoint = getPointInRectangle(event.x, event.y, screenDataArea);
            }
            if (popup != null && event.button == 3) {
                org.eclipse.swt.graphics.Point pt = canvas.toDisplay(event.x, event.y);
                displayPopupMenu(pt.x, pt.y);
            }
        } else {
            hZoom = false;
            vZoom = false;
            if (orientation == PlotOrientation.HORIZONTAL) {
                hZoom = rangeZoomable;
                vZoom = domainZoomable;
            } else {
                hZoom = domainZoomable;
                vZoom = rangeZoomable;
            }
            boolean zoomTrigger1 = hZoom && Math.abs(zoomRectangle.width) >= zoomTriggerDistance;
            boolean zoomTrigger2 = vZoom && Math.abs(zoomRectangle.height) >= zoomTriggerDistance;
            if (zoomTrigger1 || zoomTrigger2) {
                // if the box has been drawn backwards,
                // restore the auto bounds
                if ((hZoom && (zoomRectangle.x + zoomRectangle.width < zoomPoint.x))
                        || (vZoom && (zoomRectangle.y + zoomRectangle.height < zoomPoint.y))) {
                    restoreAutoBounds();
                } else {
                    zoom(zoomRectangle);
                }
                canvas.redraw();
            }
        }
        zoomPoint = null;
        zoomRectangle = null;
        break;
    default:
        zoomPoint = null;
        zoomRectangle = null;
    }
}

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From source file:org.tsho.dmc2.core.chart.jfree.DmcChartPanel.java

/**
 * Returns the chart entity at a given point.
 * <P>/*www .ja  v a2s.  c  o  m*/
 * This method will return null if there is (a) no entity at the given point, or
 * (b) no entity collection has been generated.
 *
 * @param viewX  the x-coordinate.
 * @param viewY  the y-coordinate.
 *
 * @return the chart entity (possibly null).
 */
public ChartEntity getEntityForPoint(int viewX, int viewY) {

    ChartEntity result = null;
    if (this.info != null) {
        Insets insets = getInsets();
        double x = (viewX - insets.left);
        double y = (viewY - insets.top);
        EntityCollection entities = this.info.getEntityCollection();
        result = entities != null ? entities.getEntity(x, y) : null;
    }
    return result;

}

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From source file:org.gumtree.vis.hist2d.Hist2DPanel.java

/**
 * Implementation of the MouseMotionListener's method.
 *
 * @param e  the event./*from   ww  w .j a v a  2s.  c  o  m*/
 */
public void mouseMoved(MouseEvent e) {
    if (getHorizontalAxisTrace()) {
        setHorizontalTraceLocation(e.getX());
    }
    if (getVerticalAxisTrace()) {
        setVerticalTraceLocation(e.getY());
    }

    Insets insets = getInsets();
    int x = (int) ((e.getX() - insets.left) / getScaleX());
    int y = (int) ((e.getY() - insets.top) / getScaleY());

    ChartEntity entity = null;
    if (getChartRenderingInfo() != null) {
        EntityCollection entities = getChartRenderingInfo().getEntityCollection();
        if (entities != null) {
            entity = entities.getEntity(x, y);
        }
    }
    if (entity instanceof XYItemEntity) {
        IDataset dataset = (IDataset) ((XYItemEntity) entity).getDataset();
        int item = ((XYItemEntity) entity).getItem();
        setChartX(dataset.getXValue(0, item));
        setChartY(dataset.getYValue(0, item));
        setChartZ(((XYZDataset) dataset).getZValue(0, item));
    }

    if (getHorizontalAxisTrace() || getVerticalAxisTrace() || isToolTipFollowerEnabled()) {
        repaint();
    }

    //        if ((e.getModifiers() & maskingKeyMask) != 0) {
    //           int cursorType = findSelectedMask(e.getX(), e.getY());
    //           setCursor(Cursor.getPredefinedCursor(cursorType));
    //        } else if (getCursor() != defaultCursor) {
    //           setCursor(defaultCursor);
    //        }
    //        
    // we can only generate events if the panel's chart is not null
    // (see bug report 1556951)
    Object[] listeners = getListeners(ChartMouseListener.class);

    if (getChart() != null) {
        XYZChartMouseEvent event = new XYZChartMouseEvent(getChart(), e, entity);
        event.setXYZ(getChartX(), getChartY(), getChartZ());
        for (int i = listeners.length - 1; i >= 0; i -= 1) {
            ((ChartMouseListener) listeners[i]).chartMouseMoved(event);
        }
    }
    super.mouseMoved(e);

}

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From source file:org.gumtree.vis.hist2d.Hist2DPanel.java

/**
 * Receives notification of mouse clicks on the panel. These are
 * translated and passed on to any registered {@link ChartMouseListener}s.
 *
 * @param event  Information about the mouse event.
 *//*w  ww  . jav a 2s  .  c om*/
public void mouseClicked(MouseEvent event) {

    Insets insets = getInsets();
    int x = (int) ((event.getX() - insets.left) / getScaleX());
    int y = (int) ((event.getY() - insets.top) / getScaleY());

    double chartX = 0;
    double chartY = 0;
    double chartZ = 0;
    setAnchor(new Point2D.Double(x, y));
    if (getChart() == null) {
        return;
    }

    //        this.chart.setNotify(true);  // force a redraw
    // new entity code...
    //        Object[] listeners = this.chartMouseListeners.getListeners(
    //                ChartMouseListener.class);

    ChartEntity entity = null;
    if (getChartRenderingInfo() != null) {
        EntityCollection entities = getChartRenderingInfo().getEntityCollection();
        if (entities != null) {
            entity = entities.getEntity(x, y);
        }
    }

    if (entity instanceof XYItemEntity) {
        IDataset dataset = (IDataset) ((XYItemEntity) entity).getDataset();
        int item = ((XYItemEntity) entity).getItem();
        chartX = dataset.getXValue(0, item);
        chartY = dataset.getYValue(0, item);
        chartZ = ((XYZDataset) dataset).getZValue(0, item);
        //           System.out.println("px=" + x + ", py=" + y);
        //           System.out.println("x=" + chartX + ", y=" + chartY + ", z=" + chartZ);
        //        Point2D trsPoint = translateChartPoint(new Point2D.Double(chartX, chartY));
        //        System.out.println("tx=" + trsPoint.getX() + ", y=" + trsPoint.getY());
        //            if ((event.getModifiers() & maskingSelectionMask) != 0) {
        //               selectMask(chartX, chartY);
        //               repaint();
        //            } else {
        //               if (getSelectedMask() != null && (event.getModifiers() & MouseEvent.BUTTON1_MASK) != 0 
        //                     && !getSelectedMask().getShape().contains(chartX, chartY)) {
        //                  selectMask(null);
        //                  repaint();
        //               }
        //            }
        if ((event.getModifiers() & MouseEvent.BUTTON1_MASK) != 0) {
            selectMask(chartX, chartY);
            repaint();
        }
    }

    Object[] listeners = getListeners(ChartMouseListener.class);

    XYZChartMouseEvent chartEvent = new XYZChartMouseEvent(getChart(), event, entity);
    chartEvent.setXYZ(chartX, chartY, chartZ);
    for (int i = listeners.length - 1; i >= 0; i -= 1) {
        ((ChartMouseListener) listeners[i]).chartMouseClicked(chartEvent);
    }
}

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From source file:org.tsho.dmc2.core.chart.jfree.DmcChartPanel.java

/**
 * Receives notification of mouse clicks on the panel. These are
 * translated and passed on to any registered chart mouse click listeners.
 *
 * @param event  Information about the mouse event.
 *//*from ww w .j  av  a2 s .c  o  m*/
public void mouseClicked(MouseEvent event) {

    Insets insets = getInsets();
    int x = event.getX() - insets.left;
    int y = event.getY() - insets.top;

    //"Custom" mouse click handling code. One may use it for interactive work with the plots
    //(or follow the original framework). 
    //Manager should be set with setManager(), and handleMouseClicked(), which
    //is an empty function of AbstractManager, should be overriden in the AbstractManager subclass.
    if (manager != null)
        manager.handleMouseClicked(x, y);

    // old 'handle click' code...
    chart.handleClick(x, y, this.info);

    // new entity code...
    if (this.chartMouseListeners.isEmpty()) {
        return;
    }

    ChartEntity entity = null;
    if (this.info != null) {
        EntityCollection entities = this.info.getEntityCollection();
        if (entities != null) {
            entity = entities.getEntity(x, y);
        }
    }
    ChartMouseEvent chartEvent = new ChartMouseEvent(getChart(), event, entity);

    Iterator iterator = chartMouseListeners.iterator();
    while (iterator.hasNext()) {
        ChartMouseListener listener = (ChartMouseListener) iterator.next();
        listener.chartMouseClicked(chartEvent);
    }
}

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From source file:org.tsho.dmc2.core.chart.jfree.DmcChartPanel.java

/**
 * Implementation of the MouseMotionListener's method
 *
 * @param e  the event.//w ww . j av  a2 s  .  co m
 */
public void mouseMoved(MouseEvent e) {

    //crosshair
    if (this.horizontalAxisTrace && this.verticalAxisTrace && this.crosshairNotBlocked) {
        Rectangle2D rect = this.getScaledDataArea();
        double ux = userX(e);
        double uy = userY(e);

        if (!(rect.contains(e.getX(), e.getY()) && disableCrosshairTillLeavesDisplay)) {
            if (disableCrosshairTillLeavesDisplay) {
                disableCrosshairTillLeavesDisplay = false;
                drawHorizontalAxisTrace(e.getX());
                drawVerticalAxisTrace(e.getY());
            } else {
                drawHorizontalAxisTrace(e.getX());
                drawVerticalAxisTrace(e.getY());
                if (rect.contains(e.getX(), e.getY())) {
                    float uxf = (float) ux;
                    float uyf = (float) uy;
                    this.writeToStatusBar("( " + uxf + " , " + uyf + " )");

                } else {
                    this.writeToStatusBar("");
                }
            }
        }

    }

    if (this.chartMouseListeners.isEmpty()) {
        return;
    }

    Insets insets = getInsets();
    int x = e.getX() - insets.left;
    int y = e.getY() - insets.top;

    ChartEntity entity = null;
    if (this.info != null) {
        EntityCollection entities = this.info.getEntityCollection();
        if (entities != null) {
            entity = entities.getEntity(x, y);
        }
    }

    ChartMouseEvent event = new ChartMouseEvent(getChart(), e, entity);

    Iterator iterator = chartMouseListeners.iterator();
    while (iterator.hasNext()) {
        ChartMouseListener listener = (ChartMouseListener) iterator.next();
        listener.chartMouseMoved(event);
    }
}

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From source file:org.tsho.dmc2.core.chart.jfree.DmcChartPanel.java

/**
 * Returns a string for the tooltip.//from  w w  w  .  j a  v a 2s.c om
 *
 * @param e  the mouse event.
 *
 * @return a tool tip or <code>null</code> if no tooltip is available.
 */
public String getToolTipText(MouseEvent e) {

    String result = null;

    if (this.info != null) {
        EntityCollection entities = this.info.getEntityCollection();
        if (entities != null) {
            Insets insets = getInsets();
            ChartEntity entity = entities.getEntity((int) (e.getX() - insets.left),
                    (int) (e.getY() - insets.top));
            if (entity != null) {
                result = entity.getToolTipText();
            }
        }
    }

    return result;

}

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