chartpanel.html

jfreechart1。0。2的api。

<FONT color="green">554</FONT>                    this.rangeZoomable = z.isRangeZoomable();<a name="line.554"></a>
<FONT color="green">555</FONT>                    this.orientation = z.getOrientation();<a name="line.555"></a>
<FONT color="green">556</FONT>                }<a name="line.556"></a>
<FONT color="green">557</FONT>            }<a name="line.557"></a>
<FONT color="green">558</FONT>            this.info = new ChartRenderingInfo();<a name="line.558"></a>
<FONT color="green">559</FONT>            setPreferredSize(new Dimension(width, height));<a name="line.559"></a>
<FONT color="green">560</FONT>            this.useBuffer = useBuffer;<a name="line.560"></a>
<FONT color="green">561</FONT>            this.refreshBuffer = false;<a name="line.561"></a>
<FONT color="green">562</FONT>            this.minimumDrawWidth = minimumDrawWidth;<a name="line.562"></a>
<FONT color="green">563</FONT>            this.minimumDrawHeight = minimumDrawHeight;<a name="line.563"></a>
<FONT color="green">564</FONT>            this.maximumDrawWidth = maximumDrawWidth;<a name="line.564"></a>
<FONT color="green">565</FONT>            this.maximumDrawHeight = maximumDrawHeight;<a name="line.565"></a>
<FONT color="green">566</FONT>            this.zoomTriggerDistance = DEFAULT_ZOOM_TRIGGER_DISTANCE;<a name="line.566"></a>
<FONT color="green">567</FONT>    <a name="line.567"></a>
<FONT color="green">568</FONT>            // set up popup menu...<a name="line.568"></a>
<FONT color="green">569</FONT>            this.popup = null;<a name="line.569"></a>
<FONT color="green">570</FONT>            if (properties || save || print || zoom) {<a name="line.570"></a>
<FONT color="green">571</FONT>                this.popup = createPopupMenu(properties, save, print, zoom);<a name="line.571"></a>
<FONT color="green">572</FONT>            }<a name="line.572"></a>
<FONT color="green">573</FONT>    <a name="line.573"></a>
<FONT color="green">574</FONT>            enableEvents(AWTEvent.MOUSE_EVENT_MASK);<a name="line.574"></a>
<FONT color="green">575</FONT>            enableEvents(AWTEvent.MOUSE_MOTION_EVENT_MASK);<a name="line.575"></a>
<FONT color="green">576</FONT>            setDisplayToolTips(tooltips);<a name="line.576"></a>
<FONT color="green">577</FONT>            addMouseListener(this);<a name="line.577"></a>
<FONT color="green">578</FONT>            addMouseMotionListener(this);<a name="line.578"></a>
<FONT color="green">579</FONT>    <a name="line.579"></a>
<FONT color="green">580</FONT>            this.enforceFileExtensions = true;<a name="line.580"></a>
<FONT color="green">581</FONT>    <a name="line.581"></a>
<FONT color="green">582</FONT>            // initialize ChartPanel-specific tool tip delays with<a name="line.582"></a>
<FONT color="green">583</FONT>            // values the from ToolTipManager.sharedInstance()<a name="line.583"></a>
<FONT color="green">584</FONT>            ToolTipManager ttm = ToolTipManager.sharedInstance();       <a name="line.584"></a>
<FONT color="green">585</FONT>            this.ownToolTipInitialDelay = ttm.getInitialDelay();<a name="line.585"></a>
<FONT color="green">586</FONT>            this.ownToolTipDismissDelay = ttm.getDismissDelay();<a name="line.586"></a>
<FONT color="green">587</FONT>            this.ownToolTipReshowDelay = ttm.getReshowDelay();<a name="line.587"></a>
<FONT color="green">588</FONT>    <a name="line.588"></a>
<FONT color="green">589</FONT>        }<a name="line.589"></a>
<FONT color="green">590</FONT>    <a name="line.590"></a>
<FONT color="green">591</FONT>        /**<a name="line.591"></a>
<FONT color="green">592</FONT>         * Returns the chart contained in the panel.<a name="line.592"></a>
<FONT color="green">593</FONT>         *<a name="line.593"></a>
<FONT color="green">594</FONT>         * @return The chart (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.594"></a>
<FONT color="green">595</FONT>         */<a name="line.595"></a>
<FONT color="green">596</FONT>        public JFreeChart getChart() {<a name="line.596"></a>
<FONT color="green">597</FONT>            return this.chart;<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>         * Sets the chart that is displayed in the panel.<a name="line.601"></a>
<FONT color="green">602</FONT>         *<a name="line.602"></a>
<FONT color="green">603</FONT>         * @param chart  the chart (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.603"></a>
<FONT color="green">604</FONT>         */<a name="line.604"></a>
<FONT color="green">605</FONT>        public void setChart(JFreeChart chart) {<a name="line.605"></a>
<FONT color="green">606</FONT>    <a name="line.606"></a>
<FONT color="green">607</FONT>            // stop listening for changes to the existing chart<a name="line.607"></a>
<FONT color="green">608</FONT>            if (this.chart != null) {<a name="line.608"></a>
<FONT color="green">609</FONT>                this.chart.removeChangeListener(this);<a name="line.609"></a>
<FONT color="green">610</FONT>                this.chart.removeProgressListener(this);<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>            // add the new chart<a name="line.613"></a>
<FONT color="green">614</FONT>            this.chart = chart;<a name="line.614"></a>
<FONT color="green">615</FONT>            if (chart != null) {<a name="line.615"></a>
<FONT color="green">616</FONT>                this.chart.addChangeListener(this);<a name="line.616"></a>
<FONT color="green">617</FONT>                this.chart.addProgressListener(this);<a name="line.617"></a>
<FONT color="green">618</FONT>                Plot plot = chart.getPlot();<a name="line.618"></a>
<FONT color="green">619</FONT>                this.domainZoomable = false;<a name="line.619"></a>
<FONT color="green">620</FONT>                this.rangeZoomable = false;<a name="line.620"></a>
<FONT color="green">621</FONT>                if (plot instanceof Zoomable) {<a name="line.621"></a>
<FONT color="green">622</FONT>                    Zoomable z = (Zoomable) plot;<a name="line.622"></a>
<FONT color="green">623</FONT>                    this.domainZoomable = z.isDomainZoomable();<a name="line.623"></a>
<FONT color="green">624</FONT>                    this.rangeZoomable = z.isRangeZoomable();<a name="line.624"></a>
<FONT color="green">625</FONT>                    this.orientation = z.getOrientation();<a name="line.625"></a>
<FONT color="green">626</FONT>                }<a name="line.626"></a>
<FONT color="green">627</FONT>            }<a name="line.627"></a>
<FONT color="green">628</FONT>            else {<a name="line.628"></a>
<FONT color="green">629</FONT>                this.domainZoomable = false;<a name="line.629"></a>
<FONT color="green">630</FONT>                this.rangeZoomable = false;<a name="line.630"></a>
<FONT color="green">631</FONT>            }<a name="line.631"></a>
<FONT color="green">632</FONT>            if (this.useBuffer) {<a name="line.632"></a>
<FONT color="green">633</FONT>                this.refreshBuffer = true;<a name="line.633"></a>
<FONT color="green">634</FONT>            }<a name="line.634"></a>
<FONT color="green">635</FONT>            repaint();<a name="line.635"></a>
<FONT color="green">636</FONT>    <a name="line.636"></a>
<FONT color="green">637</FONT>        }<a name="line.637"></a>
<FONT color="green">638</FONT>    <a name="line.638"></a>
<FONT color="green">639</FONT>        /**<a name="line.639"></a>
<FONT color="green">640</FONT>         * Returns the minimum drawing width for charts.<a name="line.640"></a>
<FONT color="green">641</FONT>         * &lt;P&gt;<a name="line.641"></a>
<FONT color="green">642</FONT>         * If the width available on the panel is less than this, then the chart is<a name="line.642"></a>
<FONT color="green">643</FONT>         * drawn at the minimum width then scaled down to fit.<a name="line.643"></a>
<FONT color="green">644</FONT>         *<a name="line.644"></a>
<FONT color="green">645</FONT>         * @return The minimum drawing width.<a name="line.645"></a>
<FONT color="green">646</FONT>         */<a name="line.646"></a>
<FONT color="green">647</FONT>        public int getMinimumDrawWidth() {<a name="line.647"></a>
<FONT color="green">648</FONT>            return this.minimumDrawWidth;<a name="line.648"></a>
<FONT color="green">649</FONT>        }<a name="line.649"></a>
<FONT color="green">650</FONT>    <a name="line.650"></a>
<FONT color="green">651</FONT>        /**<a name="line.651"></a>
<FONT color="green">652</FONT>         * Sets the minimum drawing width for the chart on this panel.<a name="line.652"></a>
<FONT color="green">653</FONT>         * &lt;P&gt;<a name="line.653"></a>
<FONT color="green">654</FONT>         * At the time the chart is drawn on the panel, if the available width is<a name="line.654"></a>
<FONT color="green">655</FONT>         * less than this amount, the chart will be drawn using the minimum width<a name="line.655"></a>
<FONT color="green">656</FONT>         * then scaled down to fit the available space.<a name="line.656"></a>
<FONT color="green">657</FONT>         *<a name="line.657"></a>
<FONT color="green">658</FONT>         * @param width  The width.<a name="line.658"></a>
<FONT color="green">659</FONT>         */<a name="line.659"></a>
<FONT color="green">660</FONT>        public void setMinimumDrawWidth(int width) {<a name="line.660"></a>
<FONT color="green">661</FONT>            this.minimumDrawWidth = width;<a name="line.661"></a>
<FONT color="green">662</FONT>        }<a name="line.662"></a>
<FONT color="green">663</FONT>    <a name="line.663"></a>
<FONT color="green">664</FONT>        /**<a name="line.664"></a>
<FONT color="green">665</FONT>         * Returns the maximum drawing width for charts.<a name="line.665"></a>
<FONT color="green">666</FONT>         * &lt;P&gt;<a name="line.666"></a>
<FONT color="green">667</FONT>         * If the width available on the panel is greater than this, then the chart<a name="line.667"></a>
<FONT color="green">668</FONT>         * is drawn at the maximum width then scaled up to fit.<a name="line.668"></a>
<FONT color="green">669</FONT>         *<a name="line.669"></a>
<FONT color="green">670</FONT>         * @return The maximum drawing width.<a name="line.670"></a>
<FONT color="green">671</FONT>         */<a name="line.671"></a>
<FONT color="green">672</FONT>        public int getMaximumDrawWidth() {<a name="line.672"></a>
<FONT color="green">673</FONT>            return this.maximumDrawWidth;<a name="line.673"></a>
<FONT color="green">674</FONT>        }<a name="line.674"></a>
<FONT color="green">675</FONT>    <a name="line.675"></a>
<FONT color="green">676</FONT>        /**<a name="line.676"></a>
<FONT color="green">677</FONT>         * Sets the maximum drawing width for the chart on this panel.<a name="line.677"></a>
<FONT color="green">678</FONT>         * &lt;P&gt;<a name="line.678"></a>
<FONT color="green">679</FONT>         * At the time the chart is drawn on the panel, if the available width is<a name="line.679"></a>
<FONT color="green">680</FONT>         * greater than this amount, the chart will be drawn using the maximum<a name="line.680"></a>
<FONT color="green">681</FONT>         * width then scaled up to fit the available space.<a name="line.681"></a>
<FONT color="green">682</FONT>         *<a name="line.682"></a>
<FONT color="green">683</FONT>         * @param width  The width.<a name="line.683"></a>
<FONT color="green">684</FONT>         */<a name="line.684"></a>
<FONT color="green">685</FONT>        public void setMaximumDrawWidth(int width) {<a name="line.685"></a>
<FONT color="green">686</FONT>            this.maximumDrawWidth = width;<a name="line.686"></a>
<FONT color="green">687</FONT>        }<a name="line.687"></a>
<FONT color="green">688</FONT>    <a name="line.688"></a>
<FONT color="green">68