Java CategoryItemEntity类代码示例

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Adds an entity with the specified hotspot.
 *
 * @param entities  the entity collection.
 * @param dataset  the dataset.
 * @param row  the row index.
 * @param column  the column index.
 * @param hotspot  the hotspot.
 */
protected void addItemEntity(EntityCollection entities,
                             CategoryDataset dataset, int row, int column,
                             Shape hotspot) {

    String tip = null;
    CategoryToolTipGenerator tipster = getToolTipGenerator(row, column);
    if (tipster != null) {
        tip = tipster.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getItemURLGenerator(row, column);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(hotspot, tip, url,
            dataset, row, dataset.getColumnKey(column), column);
    entities.add(entity);

}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Adds an entity with the specified hotspot.
 *
 * @param entities  the entity collection.
 * @param dataset  the dataset.
 * @param row  the row index.
 * @param column  the column index.
 * @param hotspot  the hotspot (<code>null</code> not permitted).
 */
protected void addItemEntity(EntityCollection entities,
        CategoryDataset dataset, int row, int column, Shape hotspot) {
    ParamChecks.nullNotPermitted(hotspot, "hotspot");
    if (!getItemCreateEntity(row, column)) {
        return;
    }
    String tip = null;
    CategoryToolTipGenerator tipster = getToolTipGenerator(row, column);
    if (tipster != null) {
        tip = tipster.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getItemURLGenerator(row, column);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(hotspot, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Adds an entity with the specified hotspot.
 *
 * @param entities  the entity collection.
 * @param dataset  the dataset.
 * @param row  the row index.
 * @param column  the column index.
 * @param hotspot  the hotspot ({@code null} not permitted).
 */
protected void addItemEntity(EntityCollection entities,
        CategoryDataset dataset, int row, int column, Shape hotspot) {
    Args.nullNotPermitted(hotspot, "hotspot");
    if (!getItemCreateEntity(row, column)) {
        return;
    }
    String tip = null;
    CategoryToolTipGenerator tipster = getToolTipGenerator(row, column);
    if (tipster != null) {
        tip = tipster.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getItemURLGenerator(row, column);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(hotspot, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
@Override
public JRPrintHyperlink getEntityHyperlink(ChartEntity entity)
{
	JRPrintHyperlink printHyperlink = null;
	if (hasHyperlinks() && entity instanceof CategoryItemEntity)
	{
		CategoryItemEntity itemEntity = (CategoryItemEntity) entity;
		Comparable<?> serie = itemEntity.getRowKey();
		Map<Comparable<?>,JRPrintHyperlink> serieHyperlinks = itemHyperlinks.get(serie);
		if (serieHyperlinks != null)
		{
			Comparable<?> category = itemEntity.getColumnKey();
			printHyperlink = serieHyperlinks.get(category);
		}
	}
	return printHyperlink;
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Adds an entity with the specified hotspot.
 *
 * @param entities  the entity collection.
 * @param dataset  the dataset.
 * @param row  the row index.
 * @param column  the column index.
 * @param hotspot  the hotspot.
 */
protected void addItemEntity(EntityCollection entities,
                             CategoryDataset dataset, int row, int column,
                             Shape hotspot) {

    String tip = null;
    CategoryToolTipGenerator tipster = getToolTipGenerator(row, column);
    if (tipster != null) {
        tip = tipster.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getItemURLGenerator(row, column);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(hotspot, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);

}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Adds an entity with the specified hotspot.
 *
 * @param entities  the entity collection.
 * @param dataset  the dataset.
 * @param row  the row index.
 * @param column  the column index.
 * @param hotspot  the hotspot (<code>null</code> not permitted).
 */
protected void addItemEntity(EntityCollection entities,
                             CategoryDataset dataset, int row, int column,
                             Shape hotspot) {
    if (hotspot == null) {
        throw new IllegalArgumentException("Null 'hotspot' argument.");
    }
    if (!getItemCreateEntity(row, column)) {
        return;
    }
    String tip = null;
    CategoryToolTipGenerator tipster = getToolTipGenerator(row, column);
    if (tipster != null) {
        tip = tipster.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getItemURLGenerator(row, column);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(hotspot, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
@Override
public void getModelCoordinatesInfo(final int xOnScreen, final int yOnScreen, final IDisplaySurface g,
		final Point positionInPixels, final StringBuilder sb) {
	final int x = xOnScreen - positionInPixels.x;
	final int y = yOnScreen - positionInPixels.y;
	final ChartEntity entity = info.getEntityCollection().getEntity(x, y);
	// getChart().handleClick(x, y, info);

	final Comparable<?> columnKey = ((CategoryItemEntity) entity).getColumnKey();
	final String title = columnKey.toString();
	final CategoryDataset data = ((CategoryItemEntity) entity).getDataset();
	final Comparable<?> rowKey = ((CategoryItemEntity) entity).getRowKey();
	final double xx = data.getValue(rowKey, columnKey).doubleValue();
	final boolean xInt = xx % 1 == 0;
	sb.append(title).append(" ").append(xInt ? (int) xx : String.format("%.2f", xx));

}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Adds an entity with the specified hotspot, but only if an entity 
 * collection is accessible via the renderer state.
 * 
 * @param entities  the entity collection.
 * @param dataset  the dataset.
 * @param row  the row index.
 * @param column  the column index.
 * @param hotspot  the hotspot.
 */
protected void addItemEntity(EntityCollection entities, 
                             CategoryDataset dataset, int row, int column,
                             Shape hotspot) {

    String tip = null;
    CategoryToolTipGenerator tipster = getToolTipGenerator(row, column);
    if (tipster != null) {
        tip = tipster.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getItemURLGenerator(row, column);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(hotspot, tip, url, 
            dataset, row, dataset.getColumnKey(column), column);
    entities.add(entity);

}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Override the method so we can set custom tooltips
 */
@Override
   protected void addItemEntity(EntityCollection entities,
           CategoryDataset dataset, int row, int column, Shape hotspot) {
       ParamChecks.nullNotPermitted(hotspot, "hotspot");
       if (!getItemCreateEntity(row, column)) {
           return;
       }
       
	String tip = null;
	if((index-1) < tooltips.size()){
		tip = tooltips.get(index-1);
	}
	
       String url = null;
       CategoryURLGenerator urlster = getItemURLGenerator(row, column);
       if (urlster != null) {
           url = urlster.generateURL(dataset, row, column);
       }
       CategoryItemEntity entity = new CategoryItemEntity(hotspot, tip, url,
               dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
       entities.add(entity);
   }
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
@Override
public void chartMouseClicked(ChartMouseEvent event) {
    if (event.getEntity().getClass() == CategoryItemEntity.class) {
        if ((getChart() != null) && (getChart().getClass() == HighlightableBarChart.class)) {
            HighlightableBarChart chart = (HighlightableBarChart) getChart();
            CategoryItemEntity entity = (CategoryItemEntity) event.getEntity();

            // toggle highlight if already selected
            if (chart.isHighlighted(entity)) {
                chart.clearHighlights();

                firePropertyChange("highlightedBar", getRowAndColumn(entity), null);
            }
            else {
                chart.clearHighlights();
                chart.highlightEntity(entity);

                firePropertyChange("highlightedBar", null, getRowAndColumn(entity));
            }

            // assume whatever fired the event will repaint the chart
        }
    }
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Adds an entity to the collection.
 *
 * @param entities  the entity collection being populated.
 * @param hotspot  the entity area (if <code>null</code> a default will be
 *              used).
 * @param dataset  the dataset.
 * @param row  the series.
 * @param column  the item.
 * @param entityX  the entity's center x-coordinate in user space (only
 *                 used if <code>area</code> is <code>null</code>).
 * @param entityY  the entity's center y-coordinate in user space (only
 *                 used if <code>area</code> is <code>null</code>).
 *
 * @since 1.0.13
 */
protected void addEntity(EntityCollection entities, Shape hotspot,
                         CategoryDataset dataset, int row, int column,
                         double entityX, double entityY) {
    if (!getItemCreateEntity(row, column)) {
        return;
    }
    Shape s = hotspot;
    if (hotspot == null) {
        double r = getDefaultEntityRadius();
        double w = r * 2;
        if (getPlot().getOrientation() == PlotOrientation.VERTICAL) {
            s = new Ellipse2D.Double(entityX - r, entityY - r, w, w);
        }
        else {
            s = new Ellipse2D.Double(entityY - r, entityX - r, w, w);
        }
    }
    String tip = null;
    CategoryToolTipGenerator generator = getToolTipGenerator(row, column);
    if (generator != null) {
        tip = generator.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getItemURLGenerator(row, column);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(s, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Adds an entity to the collection.
 *
 * @param entities  the entity collection being populated.
 * @param hotspot  the entity area (if {@code null} a default will be
 *              used).
 * @param dataset  the dataset.
 * @param row  the series.
 * @param column  the item.
 * @param entityX  the entity's center x-coordinate in user space (only
 *                 used if {@code area} is {@code null}).
 * @param entityY  the entity's center y-coordinate in user space (only
 *                 used if {@code area} is {@code null}).
 *
 * @since 1.0.13
 */
protected void addEntity(EntityCollection entities, Shape hotspot,
                         CategoryDataset dataset, int row, int column,
                         double entityX, double entityY) {
    if (!getItemCreateEntity(row, column)) {
        return;
    }
    Shape s = hotspot;
    if (hotspot == null) {
        double r = getDefaultEntityRadius();
        double w = r * 2;
        if (getPlot().getOrientation() == PlotOrientation.VERTICAL) {
            s = new Ellipse2D.Double(entityX - r, entityY - r, w, w);
        }
        else {
            s = new Ellipse2D.Double(entityY - r, entityX - r, w, w);
        }
    }
    String tip = null;
    CategoryToolTipGenerator generator = getToolTipGenerator(row, column);
    if (generator != null) {
        tip = generator.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getItemURLGenerator(row, column);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(s, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
protected Dataset getEntityDataset(ChartEntity entity)
{
	Dataset dataset = null;
	if (entity instanceof CategoryItemEntity)
	{
		dataset = ((CategoryItemEntity) entity).getDataset();
	}
	else if (entity instanceof XYItemEntity)
	{
		dataset = ((XYItemEntity) entity).getDataset();
	}
	return dataset;
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * The gesture entity type
 * 
 * @param entity
 * @return
 */
public static Entity getGestureEntity(ChartEntity entity) {
  if (entity == null)
    return NONE;
  if (entity instanceof PlotEntity)
    return PLOT;
  if (entity instanceof AxisEntity) {
    AxisEntity e = (AxisEntity) entity;
    if (e.getAxis().getPlot() instanceof XYPlot) {
      XYPlot plot = ((XYPlot) e.getAxis().getPlot());
      for (int i = 0; i < plot.getDomainAxisCount(); i++)
        if (plot.getDomainAxis(i).equals(e.getAxis()))
          return DOMAIN_AXIS;
      for (int i = 0; i < plot.getRangeAxisCount(); i++)
        if (plot.getRangeAxis(i).equals(e.getAxis()))
          return RANGE_AXIS;
    }
    // else return basic axis
    return AXIS;
  }
  if (entity instanceof LegendItemEntity)
    return LEGEND_ITEM;
  if (entity instanceof XYItemEntity)
    return XY_ITEM;
  if (entity instanceof XYAnnotationEntity)
    return XY_ANNOTATION;
  if (entity instanceof TitleEntity) {
    if (((TitleEntity) entity).getTitle() instanceof TextTitle)
      return TEXT_TITLE;
    else
      return NON_TEXT_TITLE;
  }
  if (entity instanceof JFreeChartEntity)
    return JFREECHART;
  if (entity instanceof CategoryItemEntity)
    return CATEGORY_ITEM;
  return GENERAL;
}
 

import org.jfree.chart.entity.CategoryItemEntity; //导入依赖的package包/类
/**
 * Get BarGraphColumn for ChartEntity
 * @param event
 * @return BarGraphColumn or null if not found
 */
private GraphColumn getGraphColumn(ChartMouseEvent event)
{
	ChartEntity entity = event.getEntity();
	String key = null;
	if (entity instanceof CategoryItemEntity)
	{
		Comparable<?> colKey = ((CategoryItemEntity)entity).getColumnKey();
		if (colKey != null)
		{
			key = colKey.toString();
		}
	}
	else if (entity instanceof PieSectionEntity)
	{
		Comparable<?> sectionKey = ((PieSectionEntity)entity).getSectionKey();
		if (sectionKey != null)
		{
			key = sectionKey.toString();
		}
	}
	if (key == null)
	{
		return null;
	}
	for (int i = 0; i < list.size(); i++)
	{
		final String label = list.get(i).getLabel();
		if (key.equals(label))
		{
			return list.get(i);
		}
	}
	//
	return null;
}