Example usage for org.jfree.chart.entity ChartEntity getToolTipText

List of usage examples for org.jfree.chart.entity ChartEntity getToolTipText

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Introduction

In this page you can find the example usage for org.jfree.chart.entity ChartEntity getToolTipText.

Prototype

public String getToolTipText()

Source Link

Document

Returns the tool tip text for the entity.

Usage

From source file:com.munch.exchange.ExchangeChartComposite.java

/**
 * Returns a string for the tooltip./*from   ww  w.  java2  s .  co 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 = getClientArea();
            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;

}

From source file:com.igalia.java.zk.components.JFreeChartEngine.java

public byte[] drawChart(Object data) {
    Chart chart = (Chart) data;//from w  w w  . j a  va 2 s  .co m
    ChartImpl impl = getChartImpl(chart);
    JFreeChart jfchart = impl.createChart(chart);

    Plot plot = (Plot) jfchart.getPlot();
    float alpha = (float) (((float) chart.getFgAlpha()) / 255);
    plot.setForegroundAlpha(alpha);

    alpha = (float) (((float) chart.getBgAlpha()) / 255);
    plot.setBackgroundAlpha(alpha);

    int[] bgRGB = chart.getBgRGB();
    if (bgRGB != null) {
        plot.setBackgroundPaint(new Color(bgRGB[0], bgRGB[1], bgRGB[2], chart.getBgAlpha()));
    }

    int[] paneRGB = chart.getPaneRGB();
    if (paneRGB != null) {
        jfchart.setBackgroundPaint(new Color(paneRGB[0], paneRGB[1], paneRGB[2], chart.getPaneAlpha()));
    }

    //since 3.6.3, JFreeChart 1.0.13 change default fonts which does not support Chinese, allow
    //developer to set font.

    //title font
    final Font tfont = chart.getTitleFont();
    if (tfont != null) {
        jfchart.getTitle().setFont(tfont);
    }

    //legend font
    final Font lfont = chart.getLegendFont();
    if (lfont != null) {
        jfchart.getLegend().setItemFont(lfont);
    }

    if (plot instanceof CategoryPlot) {
        final CategoryPlot cplot = (CategoryPlot) plot;
        cplot.setRangeGridlinePaint(new Color(0xc0, 0xc0, 0xc0));

        //Domain axis(x axis)
        final Font xlbfont = chart.getXAxisFont();
        final Font xtkfont = chart.getXAxisTickFont();
        if (xlbfont != null) {
            cplot.getDomainAxis().setLabelFont(xlbfont);
        }
        if (xtkfont != null) {
            cplot.getDomainAxis().setTickLabelFont(xtkfont);
        }

        Color[] colorMappings = (Color[]) chart.getAttribute("series-color-mappings");
        if (colorMappings != null) {
            for (int ii = 0; ii < colorMappings.length; ii++) {
                cplot.getRenderer().setSeriesPaint(ii, colorMappings[ii]);
            }
        }

        Double lowerBound = (Double) chart.getAttribute("range-axis-lower-bound");
        if (lowerBound != null) {
            cplot.getRangeAxis().setAutoRange(false);
            cplot.getRangeAxis().setLowerBound(lowerBound);
        }

        Double upperBound = (Double) chart.getAttribute("range-axis-upper-bound");
        if (upperBound != null) {
            cplot.getRangeAxis().setAutoRange(false);
            cplot.getRangeAxis().setUpperBound(upperBound);
        }

        //Range axis(y axis)
        final Font ylbfont = chart.getYAxisFont();
        final Font ytkfont = chart.getYAxisTickFont();
        if (ylbfont != null) {
            cplot.getRangeAxis().setLabelFont(ylbfont);
        }
        if (ytkfont != null) {
            cplot.getRangeAxis().setTickLabelFont(ytkfont);
        }
    } else if (plot instanceof XYPlot) {
        final XYPlot xyplot = (XYPlot) plot;
        xyplot.setRangeGridlinePaint(Color.LIGHT_GRAY);
        xyplot.setDomainGridlinePaint(Color.LIGHT_GRAY);

        //Domain axis(x axis)
        final Font xlbfont = chart.getXAxisFont();
        final Font xtkfont = chart.getXAxisTickFont();
        if (xlbfont != null) {
            xyplot.getDomainAxis().setLabelFont(xlbfont);
        }
        if (xtkfont != null) {
            xyplot.getDomainAxis().setTickLabelFont(xtkfont);
        }

        //Range axis(y axis)
        final Font ylbfont = chart.getYAxisFont();
        final Font ytkfont = chart.getYAxisTickFont();
        if (ylbfont != null) {
            xyplot.getRangeAxis().setLabelFont(ylbfont);
        }
        if (ytkfont != null) {
            xyplot.getRangeAxis().setTickLabelFont(ytkfont);
        }
    } else if (plot instanceof PiePlot) {
        plot.setOutlineStroke(null);
    }

    //callbacks for each area
    ChartRenderingInfo jfinfo = new ChartRenderingInfo();
    BufferedImage bi = jfchart.createBufferedImage(chart.getIntWidth(), chart.getIntHeight(),
            Transparency.TRANSLUCENT, jfinfo);

    //remove old areas
    if (chart.getChildren().size() > 20)
        chart.invalidate(); //improve performance if too many chart
    chart.getChildren().clear();

    if (Events.isListened(chart, Events.ON_CLICK, false) || chart.isShowTooltiptext()) {
        int j = 0;
        String preUrl = null;
        for (Iterator it = jfinfo.getEntityCollection().iterator(); it.hasNext();) {
            ChartEntity ce = (ChartEntity) it.next();
            final String url = ce.getURLText();

            //workaround JFreeChart's bug (skip replicate areas)
            if (url != null) {
                if (preUrl == null) {
                    preUrl = url;
                } else if (url.equals(preUrl)) { //start replicate, skip
                    break;
                }
            }

            //1. JFreeChartEntity area cover the whole chart, will "mask" other areas
            //2. LegendTitle area cover the whole legend, will "mask" each legend
            //3. PlotEntity cover the whole chart plotting araa, will "mask" each bar/line/area
            if (!(ce instanceof JFreeChartEntity)
                    && !(ce instanceof TitleEntity && ((TitleEntity) ce).getTitle() instanceof LegendTitle)
                    && !(ce instanceof PlotEntity)) {
                Area area = new Area();
                area.setParent(chart);
                area.setCoords(ce.getShapeCoords());
                area.setShape(ce.getShapeType());
                area.setId("area_" + chart.getId() + '_' + (j++));
                if (chart.isShowTooltiptext() && ce.getToolTipText() != null) {
                    area.setTooltiptext(ce.getToolTipText());
                }
                area.setAttribute("url", ce.getURLText());
                impl.render(chart, area, ce);
                if (chart.getAreaListener() != null) {
                    try {
                        chart.getAreaListener().onRender(area, ce);
                    } catch (Exception ex) {
                        throw UiException.Aide.wrap(ex);
                    }
                }
            }
        }
    }
    //clean up the "LEGEND_SEQ"
    //used for workaround LegendItemEntity.getSeries() always return 0
    //used for workaround TickLabelEntity no information
    chart.removeAttribute("LEGEND_SEQ");
    chart.removeAttribute("TICK_SEQ");

    try {
        //encode into png image format byte array
        return EncoderUtil.encode(bi, ImageFormat.PNG, true);
    } catch (java.io.IOException ex) {
        throw UiException.Aide.wrap(ex);
    }
}

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

/**
 * Returns a string for the tooltip.// ww w.java 2  s  .c  om
 * 
 * @param e
 *          the mouse event.
 * 
 * @return A tool tip or <code>null</code> if no tooltip is available.
 */
public String getToolTipText(final org.eclipse.swt.events.MouseEvent e) {
    String result = null;
    if (this.info != null) {
        final EntityCollection entities = this.info.getEntityCollection();
        if (entities != null) {
            final Rectangle insets = getClientArea();
            final 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;

}

From source file:org.adempiere.webui.editor.WChartEditor.java

private void render(JFreeChart chart) {
    ChartRenderingInfo info = new ChartRenderingInfo();
    int width = 400;
    int height = chartModel.getWinHeight();
    BufferedImage bi = chart.createBufferedImage(width, height, BufferedImage.TRANSLUCENT, info);
    try {/*  ww  w  .  j  a va2 s .  com*/
        byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true);

        AImage image = new AImage("", bytes);
        Imagemap myImage = new Imagemap();

        Panel panel = getComponent();
        myImage.setContent(image);
        if (panel.getPanelchildren() != null) {
            panel.getPanelchildren().getChildren().clear();
            panel.getPanelchildren().appendChild(myImage);
        } else {
            Panelchildren pc = new Panelchildren();
            panel.appendChild(pc);
            pc.appendChild(myImage);
        }

        int count = 0;
        for (Iterator<?> it = info.getEntityCollection().getEntities().iterator(); it.hasNext();) {
            ChartEntity entity = (ChartEntity) it.next();

            String key = null;
            String seriesName = null;
            if (entity instanceof CategoryItemEntity) {
                CategoryItemEntity item = ((CategoryItemEntity) entity);
                Comparable<?> colKey = item.getColumnKey();
                Comparable<?> rowKey = item.getRowKey();
                if (colKey != null && rowKey != null) {
                    key = colKey.toString();
                    seriesName = rowKey.toString();
                }
            } else if (entity instanceof PieSectionEntity) {
                Comparable<?> sectionKey = ((PieSectionEntity) entity).getSectionKey();
                if (sectionKey != null) {
                    key = sectionKey.toString();
                }
            }
            if (entity instanceof XYItemEntity) {
                XYItemEntity item = ((XYItemEntity) entity);
                if (item.getDataset() instanceof TimeSeriesCollection) {
                    TimeSeriesCollection data = (TimeSeriesCollection) item.getDataset();
                    TimeSeries series = data.getSeries(item.getSeriesIndex());
                    TimeSeriesDataItem dataitem = series.getDataItem(item.getItem());
                    seriesName = series.getKey().toString();
                    key = dataitem.getPeriod().toString();
                }
            }

            if (key == null)
                continue;

            Area area = new Area();
            myImage.appendChild(area);
            area.setCoords(entity.getShapeCoords());
            area.setShape(entity.getShapeType());
            area.setTooltiptext(entity.getToolTipText());
            area.setId(count + "_WG__" + seriesName + "__" + key);
            count++;
        }

        myImage.addEventListener(Events.ON_CLICK, new EventListener() {
            public void onEvent(Event event) throws Exception {
                MouseEvent me = (MouseEvent) event;
                String areaId = me.getArea();
                if (areaId != null) {
                    String[] strs = areaId.split("__");
                    if (strs.length == 3) {
                        chartMouseClicked(strs[2], strs[1]);
                    }
                }
            }
        });
    } catch (Exception e) {
        log.log(Level.SEVERE, "", e);
    }

}

From source file:com.isti.traceview.common.TraceViewChartPanel.java

/**
 * Returns a string for the tooltip.// www  .  j a va  2s . com
 * 
 * @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) / this.scaleX),
                    (int) ((e.getY() - insets.top) / this.scaleY));
            if (entity != null) {
                result = entity.getToolTipText();
            }
        }
    }
    return result;
}

From source file:org.rdv.viz.chart.ChartPanel.java

/**
 * Returns a string for the tooltip./*from   w  ww. j  a v a2 s . co  m*/
 *
 * @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) / this.scaleX),
                    (int) ((e.getY() - insets.top) / this.scaleY));
            if (entity != null) {
                result = entity.getToolTipText();
            }
        }
    }
    return result;

}

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

/**
 * Returns a string for the tooltip.//from  w  ww.j  a v  a 2 s .c o  m
 * 
 * @param e
 *            the mouse event.
 * 
 * @return A tool tip or <code>null</code> if no tooltip is available.
 */

@Override
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) / this.scaleX),
                    (int) ((e.getY() - insets.top) / this.scaleY));
            if (entity != null) {
                result = entity.getToolTipText();
            }
        }
    }
    return result;

}