org.jfree.chart.panel.Overlay Java Examples

/**
 * Removes an overlay from the panel.
 *
 * @param overlay  the overlay to remove (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void removeOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    boolean removed = this.overlays.remove(overlay);
    if (removed) {
        overlay.removeChangeListener(this);
        repaint();
    }
}
 

/**
 * Removes an overlay from the panel.
 *
 * @param overlay  the overlay to remove (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void removeOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    boolean removed = this.overlays.remove(overlay);
    if (removed) {
        overlay.removeChangeListener(this);
        repaint();
    }
}
 

/**
 * Removes an overlay from the panel.
 *
 * @param overlay  the overlay to remove (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void removeOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    boolean removed = this.overlays.remove(overlay);
    if (removed) {
        overlay.removeChangeListener(this);
        repaint();
    }
}
 

/**
 * Removes an overlay from the panel.
 *
 * @param overlay  the overlay to remove (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void removeOverlay(Overlay overlay) {
    if (overlay == null) {
        throw new IllegalArgumentException("Null 'overlay' argument.");
    }
    boolean removed = this.overlays.remove(overlay);
    if (removed) {
        overlay.removeChangeListener(this);
        repaint();
    }
}
 

/**
 * Add an overlay to the panel.
 *
 * @param overlay  the overlay (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void addOverlay(Overlay overlay) {
    if (overlay == null) {
        throw new IllegalArgumentException("Null 'overlay' argument.");
    }
    this.overlays.add(overlay);
    overlay.addChangeListener(this);
    repaint();
}
 

/**
 * Removes an overlay from the panel.
 *
 * @param overlay  the overlay to remove (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void removeOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    boolean removed = this.overlays.remove(overlay);
    if (removed) {
        overlay.removeChangeListener(this);
        repaint();
    }
}
 

/**
 * Removes an overlay from the panel.
 * 
 * @param overlay
 *            the overlay to remove (<code>null</code> not permitted).
 * 
 * @since 1.0.13
 */

@Override
public void removeOverlay(Overlay overlay) {
	if (overlay == null) {
		throw new IllegalArgumentException("Null 'overlay' argument.");
	}
	boolean removed = this.overlays.remove(overlay);
	if (removed) {
		overlay.removeChangeListener(this);
		repaint();
	}
}
 

/**
 * Add an overlay to the panel.
 * 
 * @param overlay
 *            the overlay (<code>null</code> not permitted).
 * 
 * @since 1.0.13
 */

@Override
public void addOverlay(Overlay overlay) {
	if (overlay == null) {
		throw new IllegalArgumentException("Null 'overlay' argument.");
	}
	this.overlays.add(overlay);
	overlay.addChangeListener(this);
	repaint();
}
 

/**
 * Removes an overlay from the panel.
 *
 * @param overlay  the overlay to remove (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void removeOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    boolean removed = this.overlays.remove(overlay);
    if (removed) {
        overlay.removeChangeListener(this);
        repaint();
    }
}
 

/**
 * Removes an overlay from the panel.
 *
 * @param overlay  the overlay to remove (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void removeOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    boolean removed = this.overlays.remove(overlay);
    if (removed) {
        overlay.removeChangeListener(this);
        repaint();
    }
}
 

/**
 * Paints the component by drawing the chart to fill the entire component, but allowing for the
 * insets (which will be non-zero if a border has been set for this component). To increase
 * performance (at the expense of memory), an off-screen buffer image can be used.
 * 
 * @param g
 *            the graphics device for drawing on.
 */

@Override
public void paintComponent(Graphics g) {
	if (this.chart == null) {
		return;
	}
	Graphics2D g2 = (Graphics2D) g.create();

	// first determine the size of the chart rendering area...
	Dimension size = getSize();
	Insets insets = getInsets();
	Rectangle2D available = new Rectangle2D.Double(insets.left, insets.top,
			size.getWidth() - insets.left - insets.right, size.getHeight() - insets.top - insets.bottom);

	// work out if scaling is required...
	boolean scale = false;
	double drawWidth = available.getWidth();
	double drawHeight = available.getHeight();
	this.scaleX = 1.0;
	this.scaleY = 1.0;

	if (drawWidth < this.minimumDrawWidth) {
		this.scaleX = drawWidth / this.minimumDrawWidth;
		drawWidth = this.minimumDrawWidth;
		scale = true;
	} else if (drawWidth > this.maximumDrawWidth) {
		this.scaleX = drawWidth / this.maximumDrawWidth;
		drawWidth = this.maximumDrawWidth;
		scale = true;
	}

	if (drawHeight < this.minimumDrawHeight) {
		this.scaleY = drawHeight / this.minimumDrawHeight;
		drawHeight = this.minimumDrawHeight;
		scale = true;
	} else if (drawHeight > this.maximumDrawHeight) {
		this.scaleY = drawHeight / this.maximumDrawHeight;
		drawHeight = this.maximumDrawHeight;
		scale = true;
	}

	Rectangle2D chartArea = new Rectangle2D.Double(0.0, 0.0, drawWidth, drawHeight);
	// redrawing the chart every time...

	AffineTransform saved = g2.getTransform();
	g2.translate(insets.left, insets.top);
	if (scale) {
		AffineTransform st = AffineTransform.getScaleInstance(this.scaleX, this.scaleY);
		g2.transform(st);
	}
	this.chart.draw(g2, chartArea, this.anchor, this.info);
	g2.setTransform(saved);

	Iterator<Overlay> iterator = this.overlays.iterator();
	while (iterator.hasNext()) {
		Overlay overlay = iterator.next();
		overlay.paintOverlay(g2, this);
	}

	// redraw the zoom rectangle (if present) - if useBuffer is false,
	// we use XOR so we can XOR the rectangle away again without redrawing
	// the chart
	drawSelectionRectangle(g2);

	g2.dispose();

	this.anchor = null;
	this.verticalTraceLine = null;
	this.horizontalTraceLine = null;

}
 

@SuppressWarnings("unchecked")
public List<Overlay> getOverlayList() {
	return (List<Overlay>) getChartFieldValueByName("overlays");
}
 

public void setOverlayList(List<Overlay> list) {
	setChartFieldValue(getChartFieldByName("overlays"), list);
}
 

/**
 * Add an overlay to the panel.
 *
 * @param overlay  the overlay (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void addOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    this.overlays.add(overlay);
    overlay.addChangeListener(this);
    repaint();
}
 

/**
 * Add an overlay to the panel.
 *
 * @param overlay  the overlay (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void addOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    this.overlays.add(overlay);
    overlay.addChangeListener(this);
    repaint();
}
 

/**
 * Add an overlay to the panel.
 *
 * @param overlay  the overlay (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void addOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    this.overlays.add(overlay);
    overlay.addChangeListener(this);
    repaint();
}
 

/**
 * Add an overlay to the panel.
 *
 * @param overlay  the overlay (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void addOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    this.overlays.add(overlay);
    overlay.addChangeListener(this);
    repaint();
}
 

/**
 * Add an overlay to the panel.
 *
 * @param overlay  the overlay (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void addOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    this.overlays.add(overlay);
    overlay.addChangeListener(this);
    repaint();
}
 

/**
 * Add an overlay to the panel.
 *
 * @param overlay  the overlay (<code>null</code> not permitted).
 *
 * @since 1.0.13
 */
public void addOverlay(Overlay overlay) {
    ParamChecks.nullNotPermitted(overlay, "overlay");
    this.overlays.add(overlay);
    overlay.addChangeListener(this);
    repaint();
}