axis.java

提供JFreechart图表功能, 提供JFreechart图表功能,提供JFreechart图表功能

     */
    public void setLabelInsets(RectangleInsets insets) {
        if (insets == null) {
            throw new IllegalArgumentException("Null 'insets' argument.");   
        }
        if (!insets.equals(this.labelInsets)) {
            this.labelInsets = insets;
            notifyListeners(new AxisChangeEvent(this));
        }
    }

    /**
     * Returns the angle of the axis label.
     *
     * @return The angle (in radians).
     * 
     * @see #setLabelAngle(double)
     */
    public double getLabelAngle() {
        return this.labelAngle;
    }

    /**
     * Sets the angle for the label and sends an {@link AxisChangeEvent} to all 
     * registered listeners.
     *
     * @param angle  the angle (in radians).
     * 
     * @see #getLabelAngle()
     */
    public void setLabelAngle(double angle) {
        this.labelAngle = angle;
        notifyListeners(new AxisChangeEvent(this));
    }

    /**
     * A flag that controls whether or not the axis line is drawn.
     * 
     * @return A boolean.
     * 
     * @see #getAxisLinePaint()
     * @see #getAxisLineStroke()
     * @see #setAxisLineVisible(boolean)
     */
    public boolean isAxisLineVisible() {
        return this.axisLineVisible;
    }
    
    /**
     * Sets a flag that controls whether or not the axis line is visible and 
     * sends an {@link AxisChangeEvent} to all registered listeners.
     * 
     * @param visible  the flag.
     * 
     * @see #isAxisLineVisible()
     * @see #setAxisLinePaint(Paint)
     * @see #setAxisLineStroke(Stroke)
     */
    public void setAxisLineVisible(boolean visible) {
        this.axisLineVisible = visible;
        notifyListeners(new AxisChangeEvent(this));
    }
    
    /**
     * Returns the paint used to draw the axis line.
     * 
     * @return The paint (never <code>null</code>).
     * 
     * @see #setAxisLinePaint(Paint)
     */
    public Paint getAxisLinePaint() {
        return this.axisLinePaint;
    }
    
    /**
     * Sets the paint used to draw the axis line and sends an 
     * {@link AxisChangeEvent} to all registered listeners.
     * 
     * @param paint  the paint (<code>null</code> not permitted).
     * 
     * @see #getAxisLinePaint()
     */
    public void setAxisLinePaint(Paint paint) {
        if (paint == null) {
            throw new IllegalArgumentException("Null 'paint' argument.");   
        }
        this.axisLinePaint = paint;
        notifyListeners(new AxisChangeEvent(this));
    }
    
    /**
     * Returns the stroke used to draw the axis line.
     * 
     * @return The stroke (never <code>null</code>).
     * 
     * @see #setAxisLineStroke(Stroke)
     */
    public Stroke getAxisLineStroke() {
        return this.axisLineStroke;
    }
    
    /**
     * Sets the stroke used to draw the axis line and sends an 
     * {@link AxisChangeEvent} to all registered listeners.
     * 
     * @param stroke  the stroke (<code>null</code> not permitted).
     * 
     * @see #getAxisLineStroke()
     */
    public void setAxisLineStroke(Stroke stroke) {
        if (stroke == null) {
            throw new IllegalArgumentException("Null 'stroke' argument.");   
        }
        this.axisLineStroke = stroke;
        notifyListeners(new AxisChangeEvent(this));
    }
    
    /**
     * Returns a flag indicating whether or not the tick labels are visible.
     *
     * @return The flag.
     * 
     * @see #getTickLabelFont()
     * @see #getTickLabelPaint()
     * @see #setTickLabelsVisible(boolean)
     */
    public boolean isTickLabelsVisible() {
        return this.tickLabelsVisible;
    }

    /**
     * Sets the flag that determines whether or not the tick labels are 
     * visible and sends an {@link AxisChangeEvent} to all registered 
     * listeners.
     *
     * @param flag  the flag.
     * 
     * @see #isTickLabelsVisible()
     * @see #setTickLabelFont(Font)
     * @see #setTickLabelPaint(Paint)
     */
    public void setTickLabelsVisible(boolean flag) {

        if (flag != this.tickLabelsVisible) {
            this.tickLabelsVisible = flag;
            notifyListeners(new AxisChangeEvent(this));
        }

    }

    /**
     * Returns the font used for the tick labels (if showing).
     *
     * @return The font (never <code>null</code>).
     * 
     * @see #setTickLabelFont(Font)
     */
    public Font getTickLabelFont() {
        return this.tickLabelFont;
    }

    /**
     * Sets the font for the tick labels and sends an {@link AxisChangeEvent} 
     * to all registered listeners.
     *
     * @param font  the font (<code>null</code> not allowed).
     * 
     * @see #getTickLabelFont()
     */
    public void setTickLabelFont(Font font) {

        if (font == null) {
            throw new IllegalArgumentException("Null 'font' argument.");
        }

        if (!this.tickLabelFont.equals(font)) {
            this.tickLabelFont = font;
            notifyListeners(new AxisChangeEvent(this));
        }

    }

    /**
     * Returns the color/shade used for the tick labels.
     *
     * @return The paint used for the tick labels.
     * 
     * @see #setTickLabelPaint(Paint)
     */
    public Paint getTickLabelPaint() {
        return this.tickLabelPaint;
    }

    /**
     * Sets the paint used to draw tick labels (if they are showing) and 
     * sends an {@link AxisChangeEvent} to all registered listeners.
     *
     * @param paint  the paint (<code>null</code> not permitted).
     * 
     * @see #getTickLabelPaint()
     */
    public void setTickLabelPaint(Paint paint) {
        if (paint == null) {
            throw new IllegalArgumentException("Null 'paint' argument.");
        }
        this.tickLabelPaint = paint;
        notifyListeners(new AxisChangeEvent(this));
    }

    /**
     * Returns the insets for the tick labels.
     *
     * @return The insets (never <code>null</code>).
     * 
     * @see #setTickLabelInsets(RectangleInsets)
     */
    public RectangleInsets getTickLabelInsets() {
        return this.tickLabelInsets;
    }

    /**
     * Sets the insets for the tick labels and sends an {@link AxisChangeEvent}
     * to all registered listeners.
     *
     * @param insets  the insets (<code>null</code> not permitted).
     * 
     * @see #getTickLabelInsets()
     */
    public void setTickLabelInsets(RectangleInsets insets) {
        if (insets == null) {
            throw new IllegalArgumentException("Null 'insets' argument.");
        }
        if (!this.tickLabelInsets.equals(insets)) {
            this.tickLabelInsets = insets;
            notifyListeners(new AxisChangeEvent(this));
        }
    }

    /**
     * Returns the flag that indicates whether or not the tick marks are
     * showing.
     *
     * @return The flag that indicates whether or not the tick marks are 
     *         showing.
     *         
     * @see #setTickMarksVisible(boolean)
     */
    public boolean isTickMarksVisible() {
        return this.tickMarksVisible;
    }

    /**
     * Sets the flag that indicates whether or not the tick marks are showing
     * and sends an {@link AxisChangeEvent} to all registered listeners.
     *
     * @param flag  the flag.
     * 
     * @see #isTickMarksVisible()
     */
    public void setTickMarksVisible(boolean flag) {
        if (flag != this.tickMarksVisible) {
            this.tickMarksVisible = flag;
            notifyListeners(new AxisChangeEvent(this));
        }
    }

    /**
     * Returns the inside length of the tick marks.
     *
     * @return The length.
     * 
     * @see #getTickMarkOutsideLength()
     * @see #setTickMarkInsideLength(float)
     */
    public float getTickMarkInsideLength() {
        return this.tickMarkInsideLength;
    }

    /**
     * Sets the inside length of the tick marks and sends
     * an {@link AxisChangeEvent} to all registered listeners.
     *
     * @param length  the new length.
     * 
     * @see #getTickMarkInsideLength()
     */
    public void setTickMarkInsideLength(float length) {
        this.tickMarkInsideLength = length;
        notifyListeners(new AxisChangeEvent(this));
    }

    /**
     * Returns the outside length of the tick marks.
     *
     * @return The length.
     * 
     * @see #getTickMarkInsideLength()
     * @see #setTickMarkOutsideLength(float)
     */
    public float getTickMarkOutsideLength() {
        return this.tickMarkOutsideLength;
    }

    /**
     * Sets the outside length of the tick marks and sends
     * an {@link AxisChangeEvent} to all registered listeners.
     *
     * @param length  the new length.
     * 
     * @see #getTickMarkInsideLength()
     */
    public void setTickMarkOutsideLength(float length) {
        this.tickMarkOutsideLength = length;
        notifyListeners(new AxisChangeEvent(this));
    }

    /**
     * Returns the stroke used to draw tick marks.
     *
     * @return The stroke (never <code>null</code>).
     * 
     * @see #setTickMarkStroke(Stroke)
     */
    public Stroke getTickMarkStroke() {
        return this.tickMarkStroke;
    }

    /**
     * Sets the stroke used to draw tick marks and sends
     * an {@link AxisChangeEvent} to all registered listeners.
     *
     * @param stroke  the stroke (<code>null</code> not permitted).
     * 
     * @see #getTickMarkStroke()
     */
    public void setTickMarkStroke(Stroke stroke) {
        if (stroke == null) {
            throw new IllegalArgumentException("Null 'stroke' argument.");
        }
        if (!this.tickMarkStroke.equals(stroke)) {
            this.tickMarkStroke = stroke;
            notifyListeners(new AxisChangeEvent(this));
        }
    }

    /**
     * Returns the paint used to draw tick marks (if they are showing).
     *
     * @return The paint (never <code>null</code>).
     * 
     * @see #setTickMarkPaint(Paint)
     */
    public Paint getTickMarkPaint() {
        return this.tickMarkPaint;
    }

    /**
     * Sets the paint used to draw tick marks and sends an 
     * {@link AxisChangeEvent} to all registered listeners.
     *
     * @param paint  the paint (<code>null</code> not permitted).
     * 
     * @see #getTickMarkPaint()
     */
    public void setTickMarkPaint(Paint paint) {
        if (paint == null) {
            throw new IllegalArgumentException("Null 'paint' argument.");
        }
        this.tickMarkPaint = paint;
        notifyListeners(new AxisChangeEvent(this));
    }

    /**
     * Returns the plot that the axis is assigned to.  This method will return 
     * <code>null</code> if the axis is not currently assigned to a plot.
     *
     * @return The plot that the axis is assigned to (possibly 
     *         <code>null</code>).
     *         
     * @see #setPlot(Plot)
     */
    public Plot getPlot() {
        return this.plot;
    }

    /**
     * Sets a reference to the plot that the axis is assigned to.
     * <P>
     * This method is used internally, you shouldn't need to call it yourself.
     *
     * @param plot  the plot.
     * 
     * @see #getPlot()
     */
    public void setPlot(Plot plot) {
        this.plot = plot;
        configure();
    }

    /**
     * Returns the fixed dimension for the axis.
     *
     * @return The fixed dimension.
     * 
     * @see #setFixedDimension(double)
     */
    public double getFixedDimension() {
        return this.fixedDimension;
    }

    /**
     * Sets the fixed dimension for the axis.
     * <P>
     * This is used when combining more than one plot on a chart.  In this case,
     * there may be several axes that need to have the same height or width so
     * that they are aligned.  This method is used to fix a dimension for the
     * axis (the context determines whether the dimension is horizontal or
     * vertical).
     *
     * @param dimension  the fixed dimension.
     * 
     * @see #getFixedDimension()
     */
    public void setFixedDimension(double dimension) {