legenditem.java

JFreeChart它主要是用来制作各种各样的图表

     * @return The description.
     */
    public String getDescription() {
        return this.description;
    }

    /**
     * Returns the tool tip text.
     *
     * @return The tool tip text (possibly <code>null</code>).
     */
    public String getToolTipText() {
        return this.toolTipText;
    }

    /**
     * Returns the URL text.
     *
     * @return The URL text (possibly <code>null</code>).
     */
    public String getURLText() {
        return this.urlText;
    }

    /**
     * Returns a flag that indicates whether or not the shape is visible.
     *
     * @return A boolean.
     */
    public boolean isShapeVisible() {
        return this.shapeVisible;
    }

    /**
     * Returns the shape used to label the series represented by this legend
     * item.
     *
     * @return The shape (never <code>null</code>).
     */
    public Shape getShape() {
        return this.shape;
    }

    /**
     * Returns a flag that controls whether or not the shape is filled.
     *
     * @return A boolean.
     */
    public boolean isShapeFilled() {
        return this.shapeFilled;
    }

    /**
     * Returns the fill paint.
     *
     * @return The fill paint (never <code>null</code>).
     */
    public Paint getFillPaint() {
        return this.fillPaint;
    }

    /**
     * Sets the fill paint.
     *
     * @param paint  the paint (<code>null</code> not permitted).
     *
     * @since 1.0.11
     */
    public void setFillPaint(Paint paint) {
        if (paint == null) {
            throw new IllegalArgumentException("Null 'paint' argument.");
        }
        this.fillPaint = paint;
    }

    /**
     * Returns the flag that controls whether or not the shape outline
     * is visible.
     *
     * @return A boolean.
     */
    public boolean isShapeOutlineVisible() {
        return this.shapeOutlineVisible;
    }

    /**
     * Returns the line stroke for the series.
     *
     * @return The stroke (never <code>null</code>).
     */
    public Stroke getLineStroke() {
        return this.lineStroke;
    }

    /**
     * Returns the paint used for lines.
     *
     * @return The paint (never <code>null</code>).
     */
    public Paint getLinePaint() {
        return this.linePaint;
    }

    /**
     * Sets the line paint.
     *
     * @param paint  the paint (<code>null</code> not permitted).
     *
     * @since 1.0.11
     */
    public void setLinePaint(Paint paint) {
        if (paint == null) {
            throw new IllegalArgumentException("Null 'paint' argument.");
        }
        this.linePaint = paint;
    }

    /**
     * Returns the outline paint.
     *
     * @return The outline paint (never <code>null</code>).
     */
    public Paint getOutlinePaint() {
        return this.outlinePaint;
    }

    /**
     * Sets the outline paint.
     *
     * @param paint  the paint (<code>null</code> not permitted).
     *
     * @since 1.0.11
     */
    public void setOutlinePaint(Paint paint) {
        if (paint == null) {
            throw new IllegalArgumentException("Null 'paint' argument.");
        }
        this.outlinePaint = paint;
    }

    /**
     * Returns the outline stroke.
     *
     * @return The outline stroke (never <code>null</code>).
     */
    public Stroke getOutlineStroke() {
        return this.outlineStroke;
    }

    /**
     * Returns a flag that indicates whether or not the line is visible.
     *
     * @return A boolean.
     */
    public boolean isLineVisible() {
        return this.lineVisible;
    }

    /**
     * Returns the line.
     *
     * @return The line (never <code>null</code>).
     */
    public Shape getLine() {
        return this.line;
    }

    /**
     * Returns the transformer used when the fill paint is an instance of
     * <code>GradientPaint</code>.
     *
     * @return The transformer (never <code>null</code>).
     *
     * @since 1.0.4
     *
     * @see #setFillPaintTransformer(GradientPaintTransformer)
     */
    public GradientPaintTransformer getFillPaintTransformer() {
        return this.fillPaintTransformer;
    }

    /**
     * Sets the transformer used when the fill paint is an instance of
     * <code>GradientPaint</code>.
     *
     * @param transformer  the transformer (<code>null</code> not permitted).
     *
     * @since 1.0.4
     *
     * @see #getFillPaintTransformer()
     */
    public void setFillPaintTransformer(GradientPaintTransformer transformer) {
        if (transformer == null) {
            throw new IllegalArgumentException("Null 'transformer' attribute.");
        }
        this.fillPaintTransformer = transformer;
    }

    /**
     * Tests this item for equality with an arbitrary object.
     *
     * @param obj  the object (<code>null</code> permitted).
     *
     * @return A boolean.
     */
    public boolean equals(Object obj) {
        if (obj == this) {
            return true;
        }
        if (!(obj instanceof LegendItem)) {
                return false;
        }
        LegendItem that = (LegendItem) obj;
        if (this.datasetIndex != that.datasetIndex) {
            return false;
        }
        if (this.series != that.series) {
            return false;
        }
        if (!this.label.equals(that.label)) {
            return false;
        }
        if (!AttributedStringUtilities.equal(this.attributedLabel,
                that.attributedLabel)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.description, that.description)) {
            return false;
        }
        if (this.shapeVisible != that.shapeVisible) {
            return false;
        }
        if (!ShapeUtilities.equal(this.shape, that.shape)) {
            return false;
        }
        if (this.shapeFilled != that.shapeFilled) {
            return false;
        }
        if (!PaintUtilities.equal(this.fillPaint, that.fillPaint)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.fillPaintTransformer,
                that.fillPaintTransformer)) {
            return false;
        }
        if (this.shapeOutlineVisible != that.shapeOutlineVisible) {
            return false;
        }
        if (!this.outlineStroke.equals(that.outlineStroke)) {
            return false;
        }
        if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint)) {
            return false;
        }
        if (!this.lineVisible == that.lineVisible) {
            return false;
        }
        if (!ShapeUtilities.equal(this.line, that.line)) {
            return false;
        }
        if (!this.lineStroke.equals(that.lineStroke)) {
            return false;
        }
        if (!PaintUtilities.equal(this.linePaint, that.linePaint)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.labelFont, that.labelFont)) {
            return false;
        }
        if (!PaintUtilities.equal(this.labelPaint, that.labelPaint)) {
            return false;
        }
        return true;
    }

    /**
     * Returns an independent copy of this object (except that the clone will
     * still reference the same dataset as the original
     * <code>LegendItem</code>).
     *
     * @return A clone.
     *
     * @throws CloneNotSupportedException if the legend item cannot be cloned.
     *
     * @since 1.0.10
     */
    public Object clone() throws CloneNotSupportedException {
        LegendItem clone = (LegendItem) super.clone();
        if (this.seriesKey instanceof PublicCloneable) {
            PublicCloneable pc = (PublicCloneable) this.seriesKey;
            clone.seriesKey = (Comparable) pc.clone();
        }
        // FIXME: Clone the attributed string if it is not null
        clone.shape = ShapeUtilities.clone(this.shape);
        if (this.fillPaintTransformer instanceof PublicCloneable) {
            PublicCloneable pc = (PublicCloneable) this.fillPaintTransformer;
            clone.fillPaintTransformer = (GradientPaintTransformer) pc.clone();

        }
        clone.line = ShapeUtilities.clone(this.line);
        return clone;
    }

    /**
     * Provides serialization support.
     *
     * @param stream  the output stream (<code>null</code> not permitted).
     *
     * @throws IOException  if there is an I/O error.
     */
    private void writeObject(ObjectOutputStream stream) throws IOException {
        stream.defaultWriteObject();
        SerialUtilities.writeAttributedString(this.attributedLabel, stream);
        SerialUtilities.writeShape(this.shape, stream);
        SerialUtilities.writePaint(this.fillPaint, stream);
        SerialUtilities.writeStroke(this.outlineStroke, stream);
        SerialUtilities.writePaint(this.outlinePaint, stream);
        SerialUtilities.writeShape(this.line, stream);
        SerialUtilities.writeStroke(this.lineStroke, stream);
        SerialUtilities.writePaint(this.linePaint, stream);
        SerialUtilities.writePaint(this.labelPaint, stream);
    }

    /**
     * Provides serialization support.
     *
     * @param stream  the input stream (<code>null</code> not permitted).
     *
     * @throws IOException  if there is an I/O error.
     * @throws ClassNotFoundException  if there is a classpath problem.
     */
    private void readObject(ObjectInputStream stream)
        throws IOException, ClassNotFoundException {
        stream.defaultReadObject();
        this.attributedLabel = SerialUtilities.readAttributedString(stream);
        this.shape = SerialUtilities.readShape(stream);
        this.fillPaint = SerialUtilities.readPaint(stream);
        this.outlineStroke = SerialUtilities.readStroke(stream);
        this.outlinePaint = SerialUtilities.readPaint(stream);
        this.line = SerialUtilities.readShape(stream);
        this.lineStroke = SerialUtilities.readStroke(stream);
        this.linePaint = SerialUtilities.readPaint(stream);
        this.labelPaint = SerialUtilities.readPaint(stream);
    }

}