org.jfree.chart.ChartMouseListener Java Examples

/**
 * 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.
 */

@Override
public void mouseClicked(MouseEvent event) {

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

	this.anchor = new Point2D.Double(x, y);
	if (this.chart == null) {
		return;
	}
	this.chart.setNotify(true); // force a redraw
	// new entity code...
	Object[] listeners = this.chartMouseListeners.getListeners(ChartMouseListener.class);
	if (listeners.length == 0) {
		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);
	for (int i = listeners.length - 1; i >= 0; i -= 1) {
		((ChartMouseListener) listeners[i]).chartMouseClicked(chartEvent);
	}

}
 

/**
 * Implementation of the MouseMotionListener's method.
 * 
 * @param e
 *            the event.
 */

@Override
public void mouseMoved(MouseEvent e) {
	Graphics2D g2 = (Graphics2D) getGraphics();
	if (this.horizontalAxisTrace) {
		drawHorizontalAxisTrace(g2, e.getX());
	}
	if (this.verticalAxisTrace) {
		drawVerticalAxisTrace(g2, e.getY());
	}
	g2.dispose();

	Object[] listeners = this.chartMouseListeners.getListeners(ChartMouseListener.class);
	if (listeners.length == 0) {
		return;
	}
	Insets insets = getInsets();
	int x = (int) ((e.getX() - insets.left) / this.scaleX);
	int y = (int) ((e.getY() - insets.top) / this.scaleY);

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

	// we can only generate events if the panel's chart is not null
	// (see bug report 1556951)
	if (this.chart != null) {
		ChartMouseEvent event = new ChartMouseEvent(getChart(), e, entity);
		for (int i = listeners.length - 1; i >= 0; i -= 1) {
			((ChartMouseListener) listeners[i]).chartMouseMoved(event);
		}
	}

}
 

/**
 * Adds a listener to the list of objects listening for chart mouse events.
 * 
 * @param listener
 *            the listener (<code>null</code> not permitted).
 */

@Override
public void addChartMouseListener(ChartMouseListener listener) {
	if (listener == null) {
		throw new IllegalArgumentException("Null 'listener' argument.");
	}
	this.chartMouseListeners.add(ChartMouseListener.class, listener);
}
 

/**
 * Removes a listener from the list of objects listening for chart mouse events.
 * 
 * @param listener
 *            the listener.
 */

@Override
public void removeChartMouseListener(ChartMouseListener listener) {
	this.chartMouseListeners.remove(ChartMouseListener.class, listener);
}
 

/**
 * Removes a listener from the list of objects listening for chart mouse
 * events.
 *
 * @param listener  the listener.
 */
public void removeChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.remove(ChartMouseListener.class, listener);
}
 

/**
 * Adds a listener to the list of objects listening for chart mouse events.
 *
 * @param listener  the listener (<code>null</code> not permitted).
 */
public void addChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.add(ChartMouseListener.class, listener);
}
 

/**
 * Removes a listener from the list of objects listening for chart mouse 
 * events.
 *
 * @param listener  the listener.
 */
public void removeChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.remove(ChartMouseListener.class, listener);
}
 

/**
 * Adds a listener to the list of objects listening for chart mouse events.
 *
 * @param listener  the listener (<code>null</code> not permitted).
 */
public void addChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.add(ChartMouseListener.class, listener);
}
 

/**
 * Removes a listener from the list of objects listening for chart mouse
 * events.
 *
 * @param listener  the listener.
 */
public void removeChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.remove(ChartMouseListener.class, listener);
}
 

/**
 * Adds a listener to the list of objects listening for chart mouse events.
 *
 * @param listener  the listener (<code>null</code> not permitted).
 */
public void addChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.add(ChartMouseListener.class, listener);
}
 

/**
 * Removes a listener from the list of objects listening for chart mouse
 * events.
 *
 * @param listener  the listener.
 */
public void removeChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.remove(ChartMouseListener.class, listener);
}
 

/**
 * Adds a listener to the list of objects listening for chart mouse events.
 *
 * @param listener  the listener (<code>null</code> not permitted).
 */
public void addChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.add(ChartMouseListener.class, listener);
}
 

/**
 * Adds a listener to the list of objects listening for chart mouse events.
 *
 * @param listener  the listener (<code>null</code> not permitted).
 */
public void addChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.add(ChartMouseListener.class, listener);
}
 

/**
 * Removes a listener from the list of objects listening for chart mouse
 * events.
 *
 * @param listener  the listener.
 */
public void removeChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.remove(ChartMouseListener.class, listener);
}
 

/**
 * Adds a listener to the list of objects listening for chart mouse events.
 *
 * @param listener  the listener (<code>null</code> not permitted).
 */
public void addChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.add(ChartMouseListener.class, listener);
}
 

/**
 * Removes a listener from the list of objects listening for chart mouse
 * events.
 *
 * @param listener  the listener.
 */
public void removeChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.remove(ChartMouseListener.class, listener);
}
 

/**
 * Adds a listener to the list of objects listening for chart mouse events.
 *
 * @param listener  the listener (<code>null</code> not permitted).
 */
public void addChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.add(ChartMouseListener.class, listener);
}
 

/**
 * Removes a listener from the list of objects listening for chart mouse
 * events.
 *
 * @param listener  the listener.
 */
public void removeChartMouseListener(ChartMouseListener listener) {
    this.chartMouseListeners.remove(ChartMouseListener.class, listener);
}