abstractrenderer.java

jfreechart-1.0.12.zip 可以用来作图

     * Sets the flag that controls the visibility of ALL series in the legend
     * and sends a {@link RendererChangeEvent} to all registered listeners.
     * This flag overrides the per series and default settings - you must set
     * it to <code>null</code> if you want the other settings to apply.
     *
     * @param visible  the flag (<code>null</code> permitted).
     *
     * @see #getSeriesVisibleInLegend()
     *
     * @deprecated This method should no longer be used (as of version 1.0.6).
     *     It is sufficient to rely on {@link #setSeriesVisibleInLegend(int,
     *     Boolean)} and {@link #setBaseSeriesVisibleInLegend(boolean)}.
     */
    public void setSeriesVisibleInLegend(Boolean visible) {
         setSeriesVisibleInLegend(visible, true);
    }

    /**
     * Sets the flag that controls the visibility of ALL series in the legend
     * and sends a {@link RendererChangeEvent} to all registered listeners.
     * This flag overrides the per series and default settings - you must set
     * it to <code>null</code> if you want the other settings to apply.
     *
     * @param visible  the flag (<code>null</code> permitted).
     * @param notify  notify listeners?
     *
     * @see #getSeriesVisibleInLegend()
     *
     * @deprecated This method should no longer be used (as of version 1.0.6).
     *     It is sufficient to rely on {@link #setSeriesVisibleInLegend(int,
     *     Boolean, boolean)} and {@link #setBaseSeriesVisibleInLegend(boolean,
     *     boolean)}.
     */
    public void setSeriesVisibleInLegend(Boolean visible, boolean notify) {
        this.seriesVisibleInLegend = visible;
        if (notify) {
            fireChangeEvent();
        }
    }

    /**
     * Returns the flag that controls whether a series is visible in the
     * legend.  This method returns only the "per series" settings - to
     * incorporate the override and base settings as well, you need to use the
     * {@link #isSeriesVisibleInLegend(int)} method.
     *
     * @param series  the series index (zero-based).
     *
     * @return The flag (possibly <code>null</code>).
     *
     * @see #setSeriesVisibleInLegend(int, Boolean)
     */
    public Boolean getSeriesVisibleInLegend(int series) {
        return this.seriesVisibleInLegendList.getBoolean(series);
    }

    /**
     * Sets the flag that controls whether a series is visible in the legend
     * and sends a {@link RendererChangeEvent} to all registered listeners.
     *
     * @param series  the series index (zero-based).
     * @param visible  the flag (<code>null</code> permitted).
     *
     * @see #getSeriesVisibleInLegend(int)
     */
    public void setSeriesVisibleInLegend(int series, Boolean visible) {
        setSeriesVisibleInLegend(series, visible, true);
    }

    /**
     * Sets the flag that controls whether a series is visible in the legend
     * and, if requested, sends a {@link RendererChangeEvent} to all registered
     * listeners.
     *
     * @param series  the series index.
     * @param visible  the flag (<code>null</code> permitted).
     * @param notify  notify listeners?
     *
     * @see #getSeriesVisibleInLegend(int)
     */
    public void setSeriesVisibleInLegend(int series, Boolean visible,
                                         boolean notify) {
        this.seriesVisibleInLegendList.setBoolean(series, visible);
        if (notify) {
            fireChangeEvent();
        }
    }

    /**
     * Returns the base visibility in the legend for all series.
     *
     * @return The base visibility.
     *
     * @see #setBaseSeriesVisibleInLegend(boolean)
     */
    public boolean getBaseSeriesVisibleInLegend() {
        return this.baseSeriesVisibleInLegend;
    }

    /**
     * Sets the base visibility in the legend and sends a
     * {@link RendererChangeEvent} to all registered listeners.
     *
     * @param visible  the flag.
     *
     * @see #getBaseSeriesVisibleInLegend()
     */
    public void setBaseSeriesVisibleInLegend(boolean visible) {
        // defer argument checking...
        setBaseSeriesVisibleInLegend(visible, true);
    }

    /**
     * Sets the base visibility in the legend and, if requested, sends
     * a {@link RendererChangeEvent} to all registered listeners.
     *
     * @param visible  the visibility.
     * @param notify  notify listeners?
     *
     * @see #getBaseSeriesVisibleInLegend()
     */
    public void setBaseSeriesVisibleInLegend(boolean visible, boolean notify) {
        this.baseSeriesVisibleInLegend = visible;
        if (notify) {
            fireChangeEvent();
        }
    }

    // PAINT

    /**
     * Returns the paint used to fill data items as they are drawn.
     * <p>
     * The default implementation passes control to the
     * <code>lookupSeriesPaint()</code> method. You can override this method
     * if you require different behaviour.
     *
     * @param row  the row (or series) index (zero-based).
     * @param column  the column (or category) index (zero-based).
     *
     * @return The paint (never <code>null</code>).
     */
    public Paint getItemPaint(int row, int column) {
        return lookupSeriesPaint(row);
    }

    /**
     * Returns the paint used to fill an item drawn by the renderer.
     *
     * @param series  the series index (zero-based).
     *
     * @return The paint (never <code>null</code>).
     *
     * @since 1.0.6
     */
    public Paint lookupSeriesPaint(int series) {

        // return the override, if there is one...
        if (this.paint != null) {
            return this.paint;
        }

        // otherwise look up the paint list
        Paint seriesPaint = getSeriesPaint(series);
        if (seriesPaint == null && this.autoPopulateSeriesPaint) {
            DrawingSupplier supplier = getDrawingSupplier();
            if (supplier != null) {
                seriesPaint = supplier.getNextPaint();
                setSeriesPaint(series, seriesPaint, false);
            }
        }
        if (seriesPaint == null) {
            seriesPaint = this.basePaint;
        }
        return seriesPaint;

    }

    /**
     * Sets the paint to be used for ALL series, and sends a
     * {@link RendererChangeEvent} to all registered listeners.  If this is
     * <code>null</code>, the renderer will use the paint for the series.
     *
     * @param paint  the paint (<code>null</code> permitted).
     *
     * @deprecated This method should no longer be used (as of version 1.0.6).
     *     It is sufficient to rely on {@link #setSeriesPaint(int, Paint)} and
     *     {@link #setBasePaint(Paint)}.
     */
    public void setPaint(Paint paint) {
        setPaint(paint, true);
    }

    /**
     * Sets the paint to be used for all series and, if requested, sends a
     * {@link RendererChangeEvent} to all registered listeners.
     *
     * @param paint  the paint (<code>null</code> permitted).
     * @param notify  notify listeners?
     *
     * @deprecated This method should no longer be used (as of version 1.0.6).
     *     It is sufficient to rely on {@link #setSeriesPaint(int, Paint,
     *     boolean)} and {@link #setBasePaint(Paint, boolean)}.
     */
    public void setPaint(Paint paint, boolean notify) {
        this.paint = paint;
        if (notify) {
            fireChangeEvent();
        }
    }

    /**
     * Returns the paint used to fill an item drawn by the renderer.
     *
     * @param series  the series index (zero-based).
     *
     * @return The paint (possibly <code>null</code>).
     *
     * @see #setSeriesPaint(int, Paint)
     */
    public Paint getSeriesPaint(int series) {
        return this.paintList.getPaint(series);
    }

    /**
     * Sets the paint used for a series and sends a {@link RendererChangeEvent}
     * to all registered listeners.
     *
     * @param series  the series index (zero-based).
     * @param paint  the paint (<code>null</code> permitted).
     *
     * @see #getSeriesPaint(int)
     */
    public void setSeriesPaint(int series, Paint paint) {
        setSeriesPaint(series, paint, true);
    }

    /**
     * Sets the paint used for a series and, if requested, sends a
     * {@link RendererChangeEvent} to all registered listeners.
     *
     * @param series  the series index.
     * @param paint  the paint (<code>null</code> permitted).
     * @param notify  notify listeners?
     *
     * @see #getSeriesPaint(int)
     */
    public void setSeriesPaint(int series, Paint paint, boolean notify) {
        this.paintList.setPaint(series, paint);
        if (notify) {
            fireChangeEvent();
        }
    }

    /**
     * Clears the series paint settings for this renderer and, if requested,
     * sends a {@link RendererChangeEvent} to all registered listeners.
     *
     * @param notify  notify listeners?
     *
     * @since 1.0.11
     */
    public void clearSeriesPaints(boolean notify) {
        this.paintList.clear();
        if (notify) {
            fireChangeEvent();
        }
    }

    /**
     * Returns the base paint.
     *
     * @return The base paint (never <code>null</code>).
     *
     * @see #setBasePaint(Paint)
     */
    public Paint getBasePaint() {
        return this.basePaint;
    }

    /**
     * Sets the base paint and sends a {@link RendererChangeEvent} to all
     * registered listeners.
     *
     * @param paint  the paint (<code>null</code> not permitted).
     *
     * @see #getBasePaint()
     */
    public void setBasePaint(Paint paint) {
        // defer argument checking...
        setBasePaint(paint, true);
    }

    /**
     * Sets the base paint and, if requested, sends a
     * {@link RendererChangeEvent} to all registered listeners.
     *
     * @param paint  the paint (<code>null</code> not permitted).
     * @param notify  notify listeners?
     *
     * @see #getBasePaint()
     */
    public void setBasePaint(Paint paint, boolean notify) {
        this.basePaint = paint;
        if (notify) {
            fireChangeEvent();
        }
    }

    /**
     * Returns the flag that controls whether or not the series paint list is
     * automatically populated when {@link #lookupSeriesPaint(int)} is called.
     *
     * @return A boolean.
     *
     * @since 1.0.6
     *
     * @see #setAutoPopulateSeriesPaint(boolean)
     */
    public boolean getAutoPopulateSeriesPaint() {
        return this.autoPopulateSeriesPaint;
    }

    /**
     * Sets the flag that controls whether or not the series paint list is
     * automatically populated when {@link #lookupSeriesPaint(int)} is called.
     *
     * @param auto  the new flag value.
     *
     * @since 1.0.6
     *
     * @see #getAutoPopulateSeriesPaint()
     */
    public void setAutoPopulateSeriesPaint(boolean auto) {
        this.autoPopulateSeriesPaint = auto;
    }

    //// FILL PAINT //////////////////////////////////////////////////////////

    /**
     * Returns the paint used to fill data items as they are drawn.  The
     * default implementation passes control to the
     * {@link #lookupSeriesFillPaint(int)} method - you can override this
     * method if you require different behaviour.
     *
     * @param row  the row (or series) index (zero-based).
     * @param column  the column (or category) index (zero-based).
     *
     * @return The paint (never <code>null</code>).
     */
    public Paint getItemFillPaint(int row, int column) {
        return lookupSeriesFillPaint(row);
    }

    /**
     * Returns the paint used to fill an item drawn by the renderer.
     *
     * @param series  the series (zero-based index).
     *
     * @return The paint (never <code>null</code>).
     *
     * @since 1.0.6
     */
    public Paint lookupSeriesFillPaint(int series) {

        // return the override, if there is one...
        if (this.fillPaint != null) {
            return this.fillPaint;
        }

        // otherwise look up the paint table
        Paint seriesFillPaint = getSeriesFillPaint(series);
        if (seriesFillPaint == null && this.autoPopulateSeriesFillPaint) {
            DrawingSupplier supplier = getDrawingSupplier();
            if (supplier != null) {
                seriesFillPaint = supplier.getNextFillPaint();
                setSeriesFillPaint(series, seriesFillPaint, false);
            }
        }
        if (seriesFillPaint == null) {
            seriesFillPaint = this.baseFillPaint;
        }
        return seriesFillPaint;

    }

    /**
     * Returns the paint used to fill an item drawn by the renderer.
     *
     * @param series  the series (zero-based index).
     *
     * @return The paint (never <code>null</code>).
     *