org.jfree.chart.event.TitleChangeEvent Java Examples

/**
 * Sets the horizontal alignment for the title and sends a
 * {@link TitleChangeEvent} to all registered listeners.
 *
 * @param alignment  the horizontal alignment (<code>null</code> not
 *                   permitted).
 */
public void setHorizontalAlignment(HorizontalAlignment alignment) {
    ParamChecks.nullNotPermitted(alignment, "alignment");
    if (this.horizontalAlignment != alignment) {
        this.horizontalAlignment = alignment;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the title to the specified text and sends a
 * {@link TitleChangeEvent} to all registered listeners.
 *
 * @param text  the text (<code>null</code> not permitted).
 */
public void setText(String text) {
    ParamChecks.nullNotPermitted(text, "text");
    if (!this.text.equals(text)) {
        this.text = text;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the vertical alignment for the title, and notifies any registered
 * listeners of the change.
 *
 * @param alignment  the new vertical alignment (TOP, MIDDLE or BOTTOM,
 *                   <code>null</code> not permitted).
 */
public void setVerticalAlignment(VerticalAlignment alignment) {
    ParamChecks.nullNotPermitted(alignment, "alignment");
    if (this.verticalAlignment != alignment) {
        this.verticalAlignment = alignment;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the position for the title and sends a {@link TitleChangeEvent} to
 * all registered listeners.
 *
 * @param position  the position (<code>null</code> not permitted).
 */
public void setPosition(RectangleEdge position) {
    ParamChecks.nullNotPermitted(position, "position");
    if (this.position != position) {
        this.position = position;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the vertical alignment for the title, and notifies any registered
 * listeners of the change.
 *
 * @param alignment  the new vertical alignment (TOP, MIDDLE or BOTTOM,
 *                   <code>null</code> not permitted).
 */
public void setVerticalAlignment(VerticalAlignment alignment) {
    ParamChecks.nullNotPermitted(alignment, "alignment");
    if (this.verticalAlignment != alignment) {
        this.verticalAlignment = alignment;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Notifies all registered listeners that the chart title has changed in
 * some way.
 *
 * @param event  an object that contains information about the change to
 *               the title.
 */
protected void notifyListeners(TitleChangeEvent event) {
    if (this.notify) {
        Object[] listeners = this.listenerList.getListenerList();
        for (int i = listeners.length - 2; i >= 0; i -= 2) {
            if (listeners[i] == TitleChangeListener.class) {
                ((TitleChangeListener) listeners[i + 1]).titleChanged(
                        event);
            }
        }
    }
}
 

/**
 * Sets the image for the title and notifies registered listeners that the
 * title has been modified.
 *
 * @param image  the new image ({@code null} not permitted).
 */
public void setImage(Image image) {
    if (image == null) {
        throw new NullPointerException("Null 'image' argument.");
    }
    this.image = image;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the image for the title and notifies registered listeners that the
 * title has been modified.
 *
 * @param image  the new image ({@code null} not permitted).
 */
public void setImage(Image image) {
    if (image == null) {
        throw new NullPointerException("Null 'image' argument.");
    }
    this.image = image;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the horizontal alignment for the title and sends a
 * {@link TitleChangeEvent} to all registered listeners.
 *
 * @param alignment  the horizontal alignment (<code>null</code> not
 *                   permitted).
 */
public void setHorizontalAlignment(HorizontalAlignment alignment) {
    ParamChecks.nullNotPermitted(alignment, "alignment");
    if (this.horizontalAlignment != alignment) {
        this.horizontalAlignment = alignment;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Notifies all registered listeners that the chart title has changed in
 * some way.
 *
 * @param event  an object that contains information about the change to
 *               the title.
 */
protected void notifyListeners(TitleChangeEvent event) {
    if (this.notify) {
        Object[] listeners = this.listenerList.getListenerList();
        for (int i = listeners.length - 2; i >= 0; i -= 2) {
            if (listeners[i] == TitleChangeListener.class) {
                ((TitleChangeListener) listeners[i + 1]).titleChanged(
                        event);
            }
        }
    }
}
 

/**
 * Sets the title to the specified text and sends a
 * {@link TitleChangeEvent} to all registered listeners.
 *
 * @param text  the text (<code>null</code> not permitted).
 */
public void setText(String text) {
    ParamChecks.nullNotPermitted(text, "text");
    if (!this.text.equals(text)) {
        this.text = text;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the item paint.
 *
 * @param paint  the paint (<code>null</code> not permitted).
 */
public void setItemPaint(Paint paint) {
    ParamChecks.nullNotPermitted(paint, "paint");
    this.itemPaint = paint;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the padding used for the item labels in the legend.
 *
 * @param padding  the padding (<code>null</code> not permitted).
 */
public void setItemLabelPadding(RectangleInsets padding) {
    ParamChecks.nullNotPermitted(padding, "padding");
    this.itemLabelPadding = padding;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the font used to display the title string.  Registered listeners
 * are notified that the title has been modified.
 *
 * @param font  the new font (<code>null</code> not permitted).
 *
 * @see #getFont()
 */
public void setFont(Font font) {
    ParamChecks.nullNotPermitted(font, "font");
    if (!this.font.equals(font)) {
        this.font = font;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the axis for the paint scale and sends a {@link TitleChangeEvent}
 * to all registered listeners.
 *
 * @param axis  the axis (<code>null</code> not permitted).
 *
 * @see #getAxis()
 */
public void setAxis(ValueAxis axis) {
    ParamChecks.nullNotPermitted(axis, "axis");
    this.axis.removeChangeListener(this);
    this.axis = axis;
    this.axis.addChangeListener(this);
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the font used to display the title string.  Registered listeners
 * are notified that the title has been modified.
 *
 * @param font  the new font (<code>null</code> not permitted).
 *
 * @see #getFont()
 */
public void setFont(Font font) {
    ParamChecks.nullNotPermitted(font, "font");
    if (!this.font.equals(font)) {
        this.font = font;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the flag that indicates whether or not the notification mechanism
 * is enabled.  There are certain situations (such as cloning) where you
 * want to turn notification off temporarily.
 *
 * @param flag  the new value of the flag.
 */
public void setNotify(boolean flag) {
    this.notify = flag;
    if (flag) {
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the font used to display the title string.  Registered listeners
 * are notified that the title has been modified.
 *
 * @param font  the new font (<code>null</code> not permitted).
 *
 * @see #getFont()
 */
public void setFont(Font font) {
    ParamChecks.nullNotPermitted(font, "font");
    if (!this.font.equals(font)) {
        this.font = font;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the paint used to display the title string.  Registered listeners
 * are notified that the title has been modified.
 *
 * @param paint  the new paint (<code>null</code> not permitted).
 *
 * @see #getPaint()
 */
public void setPaint(Paint paint) {
    ParamChecks.nullNotPermitted(paint, "paint");
    if (!this.paint.equals(paint)) {
        this.paint = paint;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the paint used to display the title string.  Registered listeners
 * are notified that the title has been modified.
 *
 * @param paint  the new paint (<code>null</code> not permitted).
 *
 * @see #getPaint()
 */
public void setPaint(Paint paint) {
    ParamChecks.nullNotPermitted(paint, "paint");
    if (!this.paint.equals(paint)) {
        this.paint = paint;
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the subdivision count and sends a {@link TitleChangeEvent} to
 * all registered listeners.
 *
 * @param count  the count.
 *
 * @since 1.0.11
 */
public void setSubdivisionCount(int count) {
    if (count <= 0) {
        throw new IllegalArgumentException("Requires 'count' > 0.");
    }
    this.subdivisions = count;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the flag that indicates whether or not the notification mechanism
 * is enabled.  There are certain situations (such as cloning) where you
 * want to turn notification off temporarily.
 *
 * @param flag  the new value of the flag.
 */
public void setNotify(boolean flag) {
    this.notify = flag;
    if (flag) {
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Receives notification of an axis change event and responds by firing
 * a title change event.
 *
 * @param event  the event.
 *
 * @since 1.0.13
 */
@Override
public void axisChanged(AxisChangeEvent event) {
    if (this.axis == event.getAxis()) {
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Receives notification of an axis change event and responds by firing
 * a title change event.
 *
 * @param event  the event.
 *
 * @since 1.0.13
 */
@Override
public void axisChanged(AxisChangeEvent event) {
    if (this.axis == event.getAxis()) {
        notifyListeners(new TitleChangeEvent(this));
    }
}
 

/**
 * Sets the subdivision count and sends a {@link TitleChangeEvent} to
 * all registered listeners.
 *
 * @param count  the count.
 *
 * @since 1.0.11
 */
public void setSubdivisionCount(int count) {
    if (count <= 0) {
        throw new IllegalArgumentException("Requires 'count' > 0.");
    }
    this.subdivisions = count;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the background paint and sends a {@link TitleChangeEvent} to all
 * registered listeners.  If you set this attribute to <code>null</code>,
 * no background is painted (which makes the title background transparent).
 *
 * @param paint  the background paint (<code>null</code> permitted).
 */
public void setBackgroundPaint(Paint paint) {
    this.backgroundPaint = paint;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the maximum number of lines to display and sends a
 * {@link TitleChangeEvent} to all registered listeners.
 *
 * @param max  the maximum.
 *
 * @since 1.0.10.
 *
 * @see #getMaximumLinesToDisplay()
 */
public void setMaximumLinesToDisplay(int max) {
    this.maximumLinesToDisplay = max;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the paint used to draw the outline of the paint strip, and sends
 * a {@link TitleChangeEvent} to all registered listeners.
 *
 * @param paint  the paint (<code>null</code> not permitted).
 *
 * @see #getStripOutlinePaint()
 */
public void setStripOutlinePaint(Paint paint) {
    ParamChecks.nullNotPermitted(paint, "paint");
    this.stripOutlinePaint = paint;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the tool tip text to the specified text and sends a
 * {@link TitleChangeEvent} to all registered listeners.
 *
 * @param text  the text (<code>null</code> permitted).
 */
public void setToolTipText(String text) {
    this.toolTipText = text;
    notifyListeners(new TitleChangeEvent(this));
}
 

/**
 * Sets the background paint and sends a {@link TitleChangeEvent} to all
 * registered listeners.  If you set this attribute to <code>null</code>,
 * no background is painted (which makes the title background transparent).
 *
 * @param paint  the background paint (<code>null</code> permitted).
 *
 * @since 1.0.11
 */
public void setBackgroundPaint(Paint paint) {
    this.backgroundPaint = paint;
    notifyListeners(new TitleChangeEvent(this));
}