Example usage for org.jfree.chart.axis ValueAxis java2DToValue

Introduction

In this page you can find the example usage for org.jfree.chart.axis ValueAxis java2DToValue.

Prototype

public abstract double java2DToValue(double java2DValue, Rectangle2D area, RectangleEdge edge);

Source Link

Document

Converts a coordinate in Java2D space to the corresponding data value, assuming that the axis runs along one edge of the specified dataArea.

Usage

From source file:org.mwc.cmap.grideditor.chart.DataPointsDragTracker.java

public void chartMouseMoved(final ChartMouseEvent event) {
    if (!myDragSubject.isEmpty()) {
        myChartPanel.forgetZoomPoints();

        // Rectangle clientArea = myChartPanel.getClientArea();
        // int screenX = event.getTrigger().getX() - clientArea.x;
        // int screenY = event.getTrigger().getY() - clientArea.y;

        // [IM] don't bother with sorting out the client area offset
        // - we've stopped using it in the FixedChartComposite calling method
        final int screenX = event.getTrigger().getX();
        final int screenY = event.getTrigger().getY();

        // deliberately switch axes for following line, now that we've switched
        // the axes to put time
        // down the LH side.
        final Point2D point2d = new Point2D.Double(screenY, screenX);
        final XYPlot xyplot = myChartPanel.getChart().getXYPlot();
        final ChartRenderingInfo renderingInfo = myChartPanel.getChartRenderingInfo();
        Rectangle2D dataArea = renderingInfo.getPlotInfo().getDataArea();

        // WORKAROUND: when the grid graph gets really wide, the labels on the
        // y-axis get stretched.
        // but, the dataArea value doesn't reflect this.
        // So, get the width values from the getScreenDataArea method - which
        // does reflect the scaling applied to the y axis.
        // - and all works well now.
        final Rectangle dataArea2 = myChartPanel.getScreenDataArea();
        dataArea = new Rectangle2D.Double(dataArea2.x, dataArea.getY(), dataArea2.width, dataArea.getHeight());

        final ValueAxis domainAxis = xyplot.getDomainAxis();
        final RectangleEdge domainEdge = xyplot.getDomainAxisEdge();
        final ValueAxis valueAxis = xyplot.getRangeAxis();
        final RectangleEdge valueEdge = xyplot.getRangeAxisEdge();
        double domainX = domainAxis.java2DToValue(point2d.getX(), dataArea, domainEdge);
        final double domainY = valueAxis.java2DToValue(point2d.getY(), dataArea, valueEdge);

        if (myAllowVerticalMovesOnly) {
            domainX = myDragSubject.getDraggedItem().getXValue();
        }//from   w  w w . j  a  v a 2  s . c o m

        if (!myDragSubject.isEmpty())
            myDragSubject.setProposedValues(domainX, domainY);
        myChartPanel.redrawCanvas();
    }
}

---

From source file:net.sf.mzmine.chartbasics.ChartLogicsFX.java

/**
 * Translates mouse coordinates to chart coordinates (xy-axis)
 * //from ww  w.  j a v  a 2 s .c o m
 * @param myChart
 * @param mouseX
 * @param mouseY
 * @return Range as chart coordinates (never null)
 */
public static Point2D mouseXYToPlotXY(ChartViewer myChart, int mouseX, int mouseY) {
    XYPlot plot = null;
    // find plot as parent of axis
    ChartEntity entity = findChartEntity(myChart.getCanvas(), mouseX, mouseY);
    if (entity instanceof AxisEntity) {
        Axis a = ((AxisEntity) entity).getAxis();
        if (a.getPlot() instanceof XYPlot)
            plot = (XYPlot) a.getPlot();
    }

    ChartRenderingInfo info = myChart.getRenderingInfo();
    int subplot = info.getPlotInfo().getSubplotIndex(new Point2D.Double(mouseX, mouseY));
    Rectangle2D dataArea = info.getPlotInfo().getDataArea();
    if (subplot != -1)
        dataArea = info.getPlotInfo().getSubplotInfo(subplot).getDataArea();

    // find subplot or plot
    if (plot == null)
        plot = findXYSubplot(myChart.getChart(), info, mouseX, mouseY);

    // coordinates
    double cx = 0;
    double cy = 0;
    if (plot != null) {
        // find axis
        ValueAxis domainAxis = plot.getDomainAxis();
        ValueAxis rangeAxis = plot.getRangeAxis();
        RectangleEdge domainAxisEdge = plot.getDomainAxisEdge();
        RectangleEdge rangeAxisEdge = plot.getRangeAxisEdge();
        // parent?
        if (domainAxis == null && plot.getParent() != null && plot.getParent() instanceof XYPlot) {
            XYPlot pp = ((XYPlot) plot.getParent());
            domainAxis = pp.getDomainAxis();
            domainAxisEdge = pp.getDomainAxisEdge();
        }
        if (rangeAxis == null && plot.getParent() != null && plot.getParent() instanceof XYPlot) {
            XYPlot pp = ((XYPlot) plot.getParent());
            rangeAxis = pp.getRangeAxis();
            rangeAxisEdge = pp.getRangeAxisEdge();
        }

        if (domainAxis != null)
            cx = domainAxis.java2DToValue(mouseX, dataArea, domainAxisEdge);
        if (rangeAxis != null)
            cy = rangeAxis.java2DToValue(mouseY, dataArea, rangeAxisEdge);
    }
    return new Point2D.Double(cx, cy);
}

---

From source file:net.sf.mzmine.chartbasics.ChartLogics.java

/**
 * Translates mouse coordinates to chart coordinates (xy-axis)
 * //from  w w  w . j  av  a 2s. c om
 * @param myChart
 * @param mouseX
 * @param mouseY
 * @return Range as chart coordinates
 * @throws Exception
 */
public static Point2D mouseXYToPlotXY(ChartPanel myChart, int mouseX, int mouseY) throws Exception {
    Point2D p = myChart.translateScreenToJava2D(new Point(mouseX, mouseY));

    XYPlot plot = null;
    // find plot as parent of axis
    ChartEntity entity = findChartEntity(myChart, mouseX, mouseY);
    if (entity instanceof AxisEntity) {
        Axis a = ((AxisEntity) entity).getAxis();
        if (a.getPlot() instanceof XYPlot)
            plot = (XYPlot) a.getPlot();
    }

    ChartRenderingInfo info = myChart.getChartRenderingInfo();
    int subplot = info.getPlotInfo().getSubplotIndex(p);
    Rectangle2D dataArea = info.getPlotInfo().getDataArea();
    if (subplot != -1)
        dataArea = info.getPlotInfo().getSubplotInfo(subplot).getDataArea();

    if (plot == null)
        plot = findXYSubplot(myChart.getChart(), info, p.getX(), p.getY());

    // coordinates
    double cx = 0;
    double cy = 0;
    if (plot != null) {
        // find axis
        ValueAxis domainAxis = plot.getDomainAxis();
        ValueAxis rangeAxis = plot.getRangeAxis();
        RectangleEdge domainAxisEdge = plot.getDomainAxisEdge();
        RectangleEdge rangeAxisEdge = plot.getRangeAxisEdge();
        // parent?
        if (domainAxis == null && plot.getParent() != null && plot.getParent() instanceof XYPlot) {
            XYPlot pp = ((XYPlot) plot.getParent());
            domainAxis = pp.getDomainAxis();
            domainAxisEdge = pp.getDomainAxisEdge();
        }
        if (rangeAxis == null && plot.getParent() != null && plot.getParent() instanceof XYPlot) {
            XYPlot pp = ((XYPlot) plot.getParent());
            rangeAxis = pp.getRangeAxis();
            rangeAxisEdge = pp.getRangeAxisEdge();
        }

        if (domainAxis != null)
            cx = domainAxis.java2DToValue(p.getX(), dataArea, domainAxisEdge);
        if (rangeAxis != null)
            cy = rangeAxis.java2DToValue(p.getY(), dataArea, rangeAxisEdge);
    } else {
        throw new Exception("no xyplot found");
    }
    return new Point2D.Double(cx, cy);

}

---

From source file:de.unibayreuth.bayeos.goat.panels.timeseries.JPanelChart.java

/**
 * Decreases the range on the horizontal axis, centered about a Java2D x coordinate.
 * <P>//from   w ww.j  a  v a2s  .  c o  m
 * The range on the x axis is multiplied by zoomFactor
 * 
 * @param x  the x coordinate in Java2D space.
 * @param zoomFactor  the zoomFactor < 1 == zoom in; else out.
 */
private void zoomHorizontal(double x, double zoomFactor) {

    JFreeChart chart = this.chartPanel.getChart();
    ChartRenderingInfo info = this.chartPanel.getChartRenderingInfo();
    if (chart.getPlot() instanceof XYPlot) {
        XYPlot hvp = (XYPlot) chart.getPlot();
        ValueAxis axis = hvp.getDomainAxis();
        if (axis != null) {
            double anchorValue = axis.java2DToValue((float) x, info.getPlotInfo().getDataArea(),
                    hvp.getDomainAxisEdge());
            if (zoomFactor < 1.0) {
                axis.resizeRange(zoomFactor, anchorValue);
            } else if (zoomFactor > 1.0) {
                Range range = hvp.getDataRange(axis);
                adjustRange(axis, range, zoomFactor, anchorValue);
            }
        }
    }
}

---

From source file:de.unibayreuth.bayeos.goat.panels.timeseries.JPanelChart.java

/**
 * Decreases the range on the vertical axis, centered about a Java2D y coordinate.
 * <P>/*from   ww w.  ja va2s. c om*/
 * The range on the y axis is multiplied by zoomFactor
 * 
 * @param y  the y coordinate in Java2D space.
 * @param zoomFactor  the zoomFactor < 1 == zoom in; else out.
 */
private void zoomVertical(double y, double zoomFactor) {

    JFreeChart chart = this.chartPanel.getChart();
    ChartRenderingInfo info = this.chartPanel.getChartRenderingInfo();

    if (chart.getPlot() instanceof XYPlot) {
        XYPlot vvp = (XYPlot) chart.getPlot();
        ValueAxis primYAxis = vvp.getRangeAxis();
        if (primYAxis != null) {
            double anchorValue = primYAxis.java2DToValue((float) y, info.getPlotInfo().getDataArea(),
                    vvp.getRangeAxisEdge());
            if (zoomFactor < 1.0) {
                // zoom in
                primYAxis.resizeRange(zoomFactor, anchorValue);

            } else if (zoomFactor > 1.0) {
                // zoom out
                Range range = new Range(yMin, yMax);
                adjustRange(primYAxis, range, zoomFactor, anchorValue);
            }
        }

    }
}

---

From source file:de.unibayreuth.bayeos.goat.panels.timeseries.JPanelChart.java

public void mouseDragged(MouseEvent event) {
    try {/*from www  .  j a  v a2s  . c o  m*/
        if (this.panStartPoint != null) {
            Rectangle2D scaledDataArea = this.chartPanel.getScaledDataArea();

            this.panStartPoint = RefineryUtilities.getPointInRectangle(this.panStartPoint.getX(),
                    this.panStartPoint.getY(), scaledDataArea);
            Point2D panEndPoint = RefineryUtilities.getPointInRectangle(event.getX(), event.getY(),
                    scaledDataArea);

            // horizontal pan

            Plot plot = this.chartPanel.getChart().getPlot();
            if (plot instanceof XYPlot) {
                XYPlot hvp = (XYPlot) plot;
                ValueAxis xAxis = hvp.getDomainAxis();

                if (xAxis != null) {
                    double translatedStartPoint = xAxis.java2DToValue((float) panStartPoint.getX(),
                            scaledDataArea, hvp.getDomainAxisEdge());
                    double translatedEndPoint = xAxis.java2DToValue((float) panEndPoint.getX(), scaledDataArea,
                            hvp.getDomainAxisEdge());
                    double dX = translatedStartPoint - translatedEndPoint;

                    double oldMin = xAxis.getLowerBound();
                    double newMin = oldMin + dX;

                    double oldMax = xAxis.getUpperBound();
                    double newMax = oldMax + dX;

                    // do not pan out of range
                    if (newMin >= hvp.getDataRange(xAxis).getLowerBound()
                            && newMax <= hvp.getDataRange(xAxis).getUpperBound()) {
                        xAxis.setLowerBound(newMin);
                        xAxis.setUpperBound(newMax);
                    }
                }
            }

            // vertical pan (1. Y-Axis)

            if (plot instanceof XYPlot) {
                XYPlot vvp = (XYPlot) plot;
                ValueAxis yAxis = vvp.getRangeAxis();

                if (yAxis != null) {
                    double translatedStartPoint = yAxis.java2DToValue((float) panStartPoint.getY(),
                            scaledDataArea, vvp.getRangeAxisEdge());
                    double translatedEndPoint = yAxis.java2DToValue((float) panEndPoint.getY(), scaledDataArea,
                            vvp.getRangeAxisEdge());
                    double dY = translatedStartPoint - translatedEndPoint;

                    double oldMin = yAxis.getLowerBound();
                    double newMin = oldMin + dY;

                    double oldMax = yAxis.getUpperBound();
                    double newMax = oldMax + dY;

                    // do not pan out of range
                    if (newMin >= yMin && newMax <= yMax) {
                        yAxis.setLowerBound(newMin);
                        yAxis.setUpperBound(newMax);
                    }
                }
            }

            // for the next time
            this.panStartPoint = panEndPoint;
        }
    } catch (Exception e) {
        MsgBox.error(e.getMessage());
    }
}

---

From source file:com.rapidminer.gui.new_plotter.gui.dialog.AddParallelLineDialog.java

/**
 * Updates the preselected y-value./* ww  w .j av  a 2 s .  c o  m*/
 */
private void updateYFieldValue() {
    // update preselected y value because range axis has been changed
    if (mousePosition != null) {
        Rectangle2D plotArea = engine.getChartPanel().getScreenDataArea();
        if (engine.getChartPanel().getChart().getPlot() instanceof XYPlot) {
            XYPlot plot = (XYPlot) engine.getChartPanel().getChart().getPlot();

            // calculate y value
            for (int i = 0; i < plot.getRangeAxisCount(); i++) {
                ValueAxis config = plot.getRangeAxis(i);
                if (config != null && config.getLabel() != null) {
                    if (config.getLabel()
                            .equals(String.valueOf(rangeAxisSelectionCombobox.getSelectedItem()))) {
                        double chartY = config.java2DToValue(mousePosition.getY(), plotArea,
                                plot.getRangeAxisEdge());
                        yField.setText(String.valueOf(chartY));
                    }
                }
            }
        }
    }
}

---

From source file:org.gwaspi.gui.reports.ManhattanPlotZoom.java

public void initChart(boolean usePhysicalPosition) {

    //<editor-fold defaultstate="expanded" desc="PLOT DEFAULTS">
    this.threshold = Config.getSingleton().getDouble(GenericReportGenerator.PLOT_MANHATTAN_THRESHOLD_CONFIG,
            GenericReportGenerator.PLOT_MANHATTAN_THRESHOLD_DEFAULT);
    this.manhattan_back = Config.getSingleton().getColor(
            GenericReportGenerator.PLOT_MANHATTAN_BACKGROUND_CONFIG,
            GenericReportGenerator.PLOT_MANHATTAN_BACKGROUND_DEFAULT);
    this.manhattan_dot = Config.getSingleton().getColor(GenericReportGenerator.PLOT_MANHATTAN_MAIN_CONFIG,
            GenericReportGenerator.PLOT_MANHATTAN_MAIN_DEFAULT);
    //</editor-fold>

    final MarkerKey toUseMarkerKey;
    final long toUseRequestedPosWindow;
    if (usePhysicalPosition) {
        toUseMarkerKey = null;//from  ww  w  .  ja  v a 2  s. c o m
        toUseRequestedPosWindow = requestedPosWindow;
    } else {
        toUseMarkerKey = origMarkerKey;
        toUseRequestedPosWindow = requestedSetSize; // XXX should this be requestedPosWindow instead?
    }
    initXYDataset = GenericReportGenerator.getManhattanZoomByChrAndPos(this, testOpKey, origChr, toUseMarkerKey,
            startPhysPos, toUseRequestedPosWindow);

    zoomChart = createChart(initXYDataset, currentChr);
    zoomPanel = new ChartPanel(zoomChart);
    zoomPanel.setInitialDelay(10);
    zoomPanel.setDismissDelay(5000);
    zoomPanel.addChartMouseListener(new ChartMouseListener() {
        @Override
        public void chartMouseClicked(ChartMouseEvent event) {
            int mouseX = event.getTrigger().getX();
            int mouseY = event.getTrigger().getY();
            final Point2D point = zoomPanel.translateScreenToJava2D(new Point(mouseX, mouseY));
            XYPlot plot = (XYPlot) zoomChart.getPlot();
            ChartRenderingInfo info = zoomPanel.getChartRenderingInfo();
            Rectangle2D dataArea = info.getPlotInfo().getDataArea();

            ValueAxis domainAxis = plot.getDomainAxis();
            RectangleEdge domainAxisEdge = plot.getDomainAxisEdge();
            long chartX = (long) domainAxis.java2DToValue(point.getX(), dataArea, domainAxisEdge);
            //            ValueAxis rangeAxis = plot.getRangeAxis();
            //            RectangleEdge rangeAxisEdge = plot.getRangeAxisEdge();
            //            double chartY = rangeAxis.java2DToValue(p.getY(), dataArea,
            //                  rangeAxisEdge);
            try {
                if (LinksExternalResouces.checkIfRsNecessary(cmb_SearchDB.getSelectedIndex())) { // THE SELECTED EXTERNAL RESOURCE NEEDS RSID INFO
                    String tooltip = zoomPanel.getToolTipText(event.getTrigger());
                    if (tooltip == null || tooltip.isEmpty()) { // CHECK IF THERE IS AN RSID
                        Dialogs.showWarningDialogue(Text.Reports.warnExternalResource);
                    } else {
                        String rsId = tooltip.substring(6, tooltip.indexOf('<', 6));
                        URLInDefaultBrowser.browseGenericURL(LinksExternalResouces.getResourceLink(
                                cmb_SearchDB.getSelectedIndex(), currentChr, // chr
                                rsId, // rsId
                                chartX) // pos
                        );
                    }
                } else { // THE SELECTED EXTERNAL RESOURCE ONLY NEEDS CHR+POS INFO
                    URLInDefaultBrowser.browseGenericURL(
                            LinksExternalResouces.getResourceLink(cmb_SearchDB.getSelectedIndex(), currentChr, // chr
                                    "", // rsId
                                    chartX) // pos
                    );
                }
                //               URLInDefaultBrowser.browseGenericURL(LinkEnsemblUrl.getHomoSapiensLink(currentChr, (int) chartX));
            } catch (IOException ex) {
                log.error(Text.Reports.cannotOpenEnsembl, ex);
            }
        }

        /**
         * Receives chart mouse moved events.
         *
         * @param event the event.
         */
        @Override
        public void chartMouseMoved(ChartMouseEvent event) {
            // ignore
        }
    });

    initGUI();
}

---

From source file:pipeline.parameter_cell_views.FloatRangeSlider.java

/**
 * Translates MouseEvent screen coordinates to coordinates in chart units
 * /*from   w  w  w .j a  va  2  s  .com*/
 * @param e
 *            MouseEvent containing coordinates of interest
 * @return Chart coordinates (evaluated as double)
 */
private @Nullable Point2D getChartCoordinates(MouseEvent e) {
    if (chartPanel.getChartRenderingInfo().getChartArea().getHeight() == 0) {
        Utils.log("Cannot translate to chart coordinates", LogLevel.DEBUG);
        return null;
    }
    int mouseX = e.getX();
    int mouseY = e.getY();
    Utils.log("x = " + mouseX + ", y = " + mouseY, LogLevel.DEBUG);
    Point2D p = chartPanel.translateScreenToJava2D(new Point(mouseX, mouseY));
    XYPlot plot = (XYPlot) chart.getPlot();
    Rectangle2D plotArea = this.chartPanel.getChartRenderingInfo().getPlotInfo().getDataArea();
    ValueAxis domainAxis = plot.getDomainAxis();
    RectangleEdge domainAxisEdge = plot.getDomainAxisEdge();
    ValueAxis rangeAxis = plot.getRangeAxis();
    RectangleEdge rangeAxisEdge = plot.getRangeAxisEdge();
    double chartX = domainAxis.java2DToValue(p.getX(), plotArea, domainAxisEdge);
    double chartY = rangeAxis.java2DToValue(p.getY(), plotArea, rangeAxisEdge);
    return new Point2D.Double(chartX, chartY);
}

---

From source file:io.github.mzmine.modules.plots.msspectrum.MsSpectrumPlotWindowController.java

public void handleContextMenuShowing(ContextMenuEvent event) {

    // Calculate the m/z value of the clicked point
    final double clickedX = event.getX();
    XYPlot plot = chartNode.getChart().getXYPlot();
    Rectangle2D chartArea = chartNode.getRenderingInfo().getPlotInfo().getDataArea();
    RectangleEdge axisEdge = plot.getDomainAxisEdge();
    ValueAxis domainAxis = plot.getDomainAxis();
    final double clickedMz = domainAxis.java2DToValue(clickedX, chartArea, axisEdge);
    final double clickedMzWithShift = Math.abs(clickedMz - mzShift.get());

    // Update the m/z shift menu item
    DecimalFormat mzFormat = MZmineCore.getConfiguration().getMZFormat();
    setToMenuItem.setText("Set to " + mzFormat.format(clickedMz) + " m/z");
    setToMenuItem.setUserData(clickedMz);

    // Update the Show XIC menu item
    showXICMenuItem.setText("Show XIC of " + mzFormat.format(clickedMzWithShift) + " m/z");
    showXICMenuItem.setUserData(clickedMzWithShift);

    // Update the MS/MS menu
    findMSMSMenu.setText("Find MS/MS of " + mzFormat.format(clickedMzWithShift) + " m/z");
    final ObservableList<MenuItem> msmsItems = findMSMSMenu.getItems();
    msmsItems.clear();/*  w  ww . jav a2  s  .co m*/
    MZmineProject project = MZmineCore.getCurrentProject();
    for (RawDataFile file : project.getRawDataFiles()) {
        scans: for (MsScan scan : file.getScans()) {
            if (scan.getMsFunction().getMsLevel() == 1)
                continue;
            for (IsolationInfo isolation : scan.getIsolations()) {
                if (!isolation.getIsolationMzRange().contains(clickedMzWithShift))
                    continue;
                String menuLabel = MsScanUtils.createSingleLineMsScanDescription(scan, isolation);
                MenuItem msmsItem = new MenuItem(menuLabel);
                msmsItem.setOnAction(e -> MsSpectrumPlotModule.showNewSpectrumWindow(scan));
                msmsItems.add(msmsItem);
                continue scans;
            }
        }
    }
    if (msmsItems.isEmpty()) {
        MenuItem noneItem = new MenuItem("None");
        noneItem.setDisable(true);
        msmsItems.add(noneItem);
    }

    // Update the Remove... menu
    final ObservableList<MenuItem> rmItems = removeDatasetMenu.getItems();
    rmItems.clear();
    for (MsSpectrumDataSet dataset : datasets) {
        MenuItem msmsItem = new MenuItem(dataset.getName());
        msmsItem.setOnAction(e -> datasets.remove(dataset));
        rmItems.add(msmsItem);
    }
    removeDatasetMenu.setDisable(rmItems.isEmpty());

}

---

• «
• 1
• 2
• 3
• 4
• »