pieplot.html

jfreechart最新源代码

<FONT color="green">562</FONT>            }<a name="line.562"></a>
<FONT color="green">563</FONT>            this.direction = direction;<a name="line.563"></a>
<FONT color="green">564</FONT>            notifyListeners(new PlotChangeEvent(this));<a name="line.564"></a>
<FONT color="green">565</FONT>    <a name="line.565"></a>
<FONT color="green">566</FONT>        }<a name="line.566"></a>
<FONT color="green">567</FONT>    <a name="line.567"></a>
<FONT color="green">568</FONT>        /**<a name="line.568"></a>
<FONT color="green">569</FONT>         * Returns the interior gap, measured as a percentage of the available <a name="line.569"></a>
<FONT color="green">570</FONT>         * drawing space.<a name="line.570"></a>
<FONT color="green">571</FONT>         *<a name="line.571"></a>
<FONT color="green">572</FONT>         * @return The gap (as a percentage of the available drawing space).<a name="line.572"></a>
<FONT color="green">573</FONT>         */<a name="line.573"></a>
<FONT color="green">574</FONT>        public double getInteriorGap() {<a name="line.574"></a>
<FONT color="green">575</FONT>            return this.interiorGap;<a name="line.575"></a>
<FONT color="green">576</FONT>        }<a name="line.576"></a>
<FONT color="green">577</FONT>    <a name="line.577"></a>
<FONT color="green">578</FONT>        /**<a name="line.578"></a>
<FONT color="green">579</FONT>         * Sets the interior gap and sends a {@link PlotChangeEvent} to all <a name="line.579"></a>
<FONT color="green">580</FONT>         * registered listeners.  This controls the space between the edges of the <a name="line.580"></a>
<FONT color="green">581</FONT>         * pie plot and the plot area itself (the region where the section labels <a name="line.581"></a>
<FONT color="green">582</FONT>         * appear).<a name="line.582"></a>
<FONT color="green">583</FONT>         *<a name="line.583"></a>
<FONT color="green">584</FONT>         * @param percent  the gap (as a percentage of the available drawing space).<a name="line.584"></a>
<FONT color="green">585</FONT>         */<a name="line.585"></a>
<FONT color="green">586</FONT>        public void setInteriorGap(double percent) {<a name="line.586"></a>
<FONT color="green">587</FONT>    <a name="line.587"></a>
<FONT color="green">588</FONT>            // check arguments...<a name="line.588"></a>
<FONT color="green">589</FONT>            if ((percent &lt; 0.0) || (percent &gt; MAX_INTERIOR_GAP)) {<a name="line.589"></a>
<FONT color="green">590</FONT>                throw new IllegalArgumentException(<a name="line.590"></a>
<FONT color="green">591</FONT>                    "Invalid 'percent' (" + percent + ") argument.");<a name="line.591"></a>
<FONT color="green">592</FONT>            }<a name="line.592"></a>
<FONT color="green">593</FONT>    <a name="line.593"></a>
<FONT color="green">594</FONT>            // make the change...<a name="line.594"></a>
<FONT color="green">595</FONT>            if (this.interiorGap != percent) {<a name="line.595"></a>
<FONT color="green">596</FONT>                this.interiorGap = percent;<a name="line.596"></a>
<FONT color="green">597</FONT>                notifyListeners(new PlotChangeEvent(this));<a name="line.597"></a>
<FONT color="green">598</FONT>            }<a name="line.598"></a>
<FONT color="green">599</FONT>    <a name="line.599"></a>
<FONT color="green">600</FONT>        }<a name="line.600"></a>
<FONT color="green">601</FONT>    <a name="line.601"></a>
<FONT color="green">602</FONT>        /**<a name="line.602"></a>
<FONT color="green">603</FONT>         * Returns a flag indicating whether the pie chart is circular, or<a name="line.603"></a>
<FONT color="green">604</FONT>         * stretched into an elliptical shape.<a name="line.604"></a>
<FONT color="green">605</FONT>         *<a name="line.605"></a>
<FONT color="green">606</FONT>         * @return A flag indicating whether the pie chart is circular.<a name="line.606"></a>
<FONT color="green">607</FONT>         */<a name="line.607"></a>
<FONT color="green">608</FONT>        public boolean isCircular() {<a name="line.608"></a>
<FONT color="green">609</FONT>            return this.circular;<a name="line.609"></a>
<FONT color="green">610</FONT>        }<a name="line.610"></a>
<FONT color="green">611</FONT>    <a name="line.611"></a>
<FONT color="green">612</FONT>        /**<a name="line.612"></a>
<FONT color="green">613</FONT>         * A flag indicating whether the pie chart is circular, or stretched into<a name="line.613"></a>
<FONT color="green">614</FONT>         * an elliptical shape.<a name="line.614"></a>
<FONT color="green">615</FONT>         *<a name="line.615"></a>
<FONT color="green">616</FONT>         * @param flag  the new value.<a name="line.616"></a>
<FONT color="green">617</FONT>         */<a name="line.617"></a>
<FONT color="green">618</FONT>        public void setCircular(boolean flag) {<a name="line.618"></a>
<FONT color="green">619</FONT>            setCircular(flag, true);<a name="line.619"></a>
<FONT color="green">620</FONT>        }<a name="line.620"></a>
<FONT color="green">621</FONT>    <a name="line.621"></a>
<FONT color="green">622</FONT>        /**<a name="line.622"></a>
<FONT color="green">623</FONT>         * Sets the circular attribute and, if requested, sends a <a name="line.623"></a>
<FONT color="green">624</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.624"></a>
<FONT color="green">625</FONT>         *<a name="line.625"></a>
<FONT color="green">626</FONT>         * @param circular  the new value of the flag.<a name="line.626"></a>
<FONT color="green">627</FONT>         * @param notify  notify listeners?<a name="line.627"></a>
<FONT color="green">628</FONT>         */<a name="line.628"></a>
<FONT color="green">629</FONT>        public void setCircular(boolean circular, boolean notify) {<a name="line.629"></a>
<FONT color="green">630</FONT>            this.circular = circular;<a name="line.630"></a>
<FONT color="green">631</FONT>            if (notify) {<a name="line.631"></a>
<FONT color="green">632</FONT>                notifyListeners(new PlotChangeEvent(this));   <a name="line.632"></a>
<FONT color="green">633</FONT>            }<a name="line.633"></a>
<FONT color="green">634</FONT>        }<a name="line.634"></a>
<FONT color="green">635</FONT>    <a name="line.635"></a>
<FONT color="green">636</FONT>        /**<a name="line.636"></a>
<FONT color="green">637</FONT>         * Returns the flag that controls whether &lt;code&gt;null&lt;/code&gt; values in the <a name="line.637"></a>
<FONT color="green">638</FONT>         * dataset are ignored.  <a name="line.638"></a>
<FONT color="green">639</FONT>         * <a name="line.639"></a>
<FONT color="green">640</FONT>         * @return A boolean.<a name="line.640"></a>
<FONT color="green">641</FONT>         */<a name="line.641"></a>
<FONT color="green">642</FONT>        public boolean getIgnoreNullValues() {<a name="line.642"></a>
<FONT color="green">643</FONT>            return this.ignoreNullValues;   <a name="line.643"></a>
<FONT color="green">644</FONT>        }<a name="line.644"></a>
<FONT color="green">645</FONT>        <a name="line.645"></a>
<FONT color="green">646</FONT>        /**<a name="line.646"></a>
<FONT color="green">647</FONT>         * Sets a flag that controls whether &lt;code&gt;null&lt;/code&gt; values are ignored, <a name="line.647"></a>
<FONT color="green">648</FONT>         * and sends a {@link PlotChangeEvent} to all registered listeners.  At <a name="line.648"></a>
<FONT color="green">649</FONT>         * present, this only affects whether or not the key is presented in the <a name="line.649"></a>
<FONT color="green">650</FONT>         * legend.<a name="line.650"></a>
<FONT color="green">651</FONT>         * <a name="line.651"></a>
<FONT color="green">652</FONT>         * @param flag  the flag.<a name="line.652"></a>
<FONT color="green">653</FONT>         */<a name="line.653"></a>
<FONT color="green">654</FONT>        public void setIgnoreNullValues(boolean flag) {<a name="line.654"></a>
<FONT color="green">655</FONT>            this.ignoreNullValues = flag;<a name="line.655"></a>
<FONT color="green">656</FONT>            notifyListeners(new PlotChangeEvent(this));<a name="line.656"></a>
<FONT color="green">657</FONT>        }<a name="line.657"></a>
<FONT color="green">658</FONT>        <a name="line.658"></a>
<FONT color="green">659</FONT>        /**<a name="line.659"></a>
<FONT color="green">660</FONT>         * Returns the flag that controls whether zero values in the <a name="line.660"></a>
<FONT color="green">661</FONT>         * dataset are ignored.  <a name="line.661"></a>
<FONT color="green">662</FONT>         * <a name="line.662"></a>
<FONT color="green">663</FONT>         * @return A boolean.<a name="line.663"></a>
<FONT color="green">664</FONT>         */<a name="line.664"></a>
<FONT color="green">665</FONT>        public boolean getIgnoreZeroValues() {<a name="line.665"></a>
<FONT color="green">666</FONT>            return this.ignoreZeroValues;   <a name="line.666"></a>
<FONT color="green">667</FONT>        }<a name="line.667"></a>
<FONT color="green">668</FONT>        <a name="line.668"></a>
<FONT color="green">669</FONT>        /**<a name="line.669"></a>
<FONT color="green">670</FONT>         * Sets a flag that controls whether zero values are ignored, <a name="line.670"></a>
<FONT color="green">671</FONT>         * and sends a {@link PlotChangeEvent} to all registered listeners.  This <a name="line.671"></a>
<FONT color="green">672</FONT>         * only affects whether or not a label appears for the non-visible<a name="line.672"></a>
<FONT color="green">673</FONT>         * pie section.<a name="line.673"></a>
<FONT color="green">674</FONT>         * <a name="line.674"></a>
<FONT color="green">675</FONT>         * @param flag  the flag.<a name="line.675"></a>
<FONT color="green">676</FONT>         */<a name="line.676"></a>
<FONT color="green">677</FONT>        public void setIgnoreZeroValues(boolean flag) {<a name="line.677"></a>
<FONT color="green">678</FONT>            this.ignoreZeroValues = flag;<a name="line.678"></a>
<FONT color="green">679</FONT>            notifyListeners(new PlotChangeEvent(this));<a name="line.679"></a>
<FONT color="green">680</FONT>        }<a name="line.680"></a>
<FONT color="green">681</FONT>        <a name="line.681"></a>
<FONT color="green">682</FONT>        //// SECTION PAINT ////////////////////////////////////////////////////////<a name="line.682"></a>
<FONT color="green">683</FONT>    <a name="line.683"></a>
<FONT color="green">684</FONT>        /**<a name="line.684"></a>
<FONT color="green">685</FONT>         * Returns the paint for ALL sections in the plot.<a name="line.685"></a>
<FONT color="green">686</FONT>         *<a name="line.686"></a>
<FONT color="green">687</FONT>         * @return The paint (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.687"></a>
<FONT color="green">688</FONT>         */<a name="line.688"></a>
<FONT color="green">689</FONT>        public Paint getSectionPaint() {<a name="line.689"></a>
<FONT color="green">690</FONT>            return this.sectionPaint;<a name="line.690"></a>
<FONT color="green">691</FONT>        }<a name="line.691"></a>
<FONT color="green">692</FONT>    <a name="line.692"></a>
<FONT color="green">693</FONT>        /**<a name="line.693"></a>
<FONT color="green">694</FONT>         * Sets the paint for ALL sections in the plot.  If this is set to<a name="line.694"></a>
<FONT color="green">695</FONT>         * &lt;/code&gt;null&lt;/code&gt;, then a list of paints is used instead (to allow<a name="line.695"></a>
<FONT color="green">696</FONT>         * different colors to be used for each section).<a name="line.696"></a>
<FONT color="green">697</FONT>         *<a name="line.697"></a>
<FONT color="green">698</FONT>         * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.698"></a>
<FON