xyarearenderer2.html

jfreechart1。0。2的api。

<FONT color="green">356</FONT>                    (int) ((transX0 + transX1) / 2.0), (int) transZero<a name="line.356"></a>
<FONT color="green">357</FONT>                );<a name="line.357"></a>
<FONT color="green">358</FONT>                hotspot.addPoint(<a name="line.358"></a>
<FONT color="green">359</FONT>                    (int) ((transX0 + transX1) / 2.0), <a name="line.359"></a>
<FONT color="green">360</FONT>                    (int) ((transY0 + transY1) / 2.0)<a name="line.360"></a>
<FONT color="green">361</FONT>                );<a name="line.361"></a>
<FONT color="green">362</FONT>                hotspot.addPoint((int) transX1, (int) transY1);<a name="line.362"></a>
<FONT color="green">363</FONT>                hotspot.addPoint(<a name="line.363"></a>
<FONT color="green">364</FONT>                    (int) ((transX1 + transX2) / 2.0), <a name="line.364"></a>
<FONT color="green">365</FONT>                    (int) ((transY1 + transY2) / 2.0)<a name="line.365"></a>
<FONT color="green">366</FONT>                );<a name="line.366"></a>
<FONT color="green">367</FONT>                hotspot.addPoint(<a name="line.367"></a>
<FONT color="green">368</FONT>                    (int) ((transX1 + transX2) / 2.0), (int) transZero<a name="line.368"></a>
<FONT color="green">369</FONT>                );<a name="line.369"></a>
<FONT color="green">370</FONT>            }<a name="line.370"></a>
<FONT color="green">371</FONT>                    <a name="line.371"></a>
<FONT color="green">372</FONT>            PlotOrientation orientation = plot.getOrientation();<a name="line.372"></a>
<FONT color="green">373</FONT>            Paint paint = getItemPaint(series, item);<a name="line.373"></a>
<FONT color="green">374</FONT>            Stroke stroke = getItemStroke(series, item);<a name="line.374"></a>
<FONT color="green">375</FONT>            g2.setPaint(paint);<a name="line.375"></a>
<FONT color="green">376</FONT>            g2.setStroke(stroke);<a name="line.376"></a>
<FONT color="green">377</FONT>    <a name="line.377"></a>
<FONT color="green">378</FONT>            if (getPlotLines()) {<a name="line.378"></a>
<FONT color="green">379</FONT>                if (item &gt; 0) {<a name="line.379"></a>
<FONT color="green">380</FONT>                    if (plot.getOrientation() == PlotOrientation.VERTICAL) {<a name="line.380"></a>
<FONT color="green">381</FONT>                        state.workingLine.setLine(<a name="line.381"></a>
<FONT color="green">382</FONT>                            transX0, transY0, transX1, transY1<a name="line.382"></a>
<FONT color="green">383</FONT>                        );<a name="line.383"></a>
<FONT color="green">384</FONT>                    }<a name="line.384"></a>
<FONT color="green">385</FONT>                    else if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {<a name="line.385"></a>
<FONT color="green">386</FONT>                        state.workingLine.setLine(<a name="line.386"></a>
<FONT color="green">387</FONT>                            transY0, transX0, transY1, transX1<a name="line.387"></a>
<FONT color="green">388</FONT>                        );<a name="line.388"></a>
<FONT color="green">389</FONT>                    }<a name="line.389"></a>
<FONT color="green">390</FONT>                    g2.draw(state.workingLine);<a name="line.390"></a>
<FONT color="green">391</FONT>                }<a name="line.391"></a>
<FONT color="green">392</FONT>            }<a name="line.392"></a>
<FONT color="green">393</FONT>    <a name="line.393"></a>
<FONT color="green">394</FONT>            // Check if the item is the last item for the series.<a name="line.394"></a>
<FONT color="green">395</FONT>            // and number of items &gt; 0.  We can't draw an area for a single point.<a name="line.395"></a>
<FONT color="green">396</FONT>            g2.fill(hotspot);<a name="line.396"></a>
<FONT color="green">397</FONT>    <a name="line.397"></a>
<FONT color="green">398</FONT>            // draw an outline around the Area.<a name="line.398"></a>
<FONT color="green">399</FONT>            if (isOutline()) {<a name="line.399"></a>
<FONT color="green">400</FONT>                g2.setStroke(getSeriesOutlineStroke(series));<a name="line.400"></a>
<FONT color="green">401</FONT>                g2.setPaint(getSeriesOutlinePaint(series));<a name="line.401"></a>
<FONT color="green">402</FONT>                g2.draw(hotspot);<a name="line.402"></a>
<FONT color="green">403</FONT>            }<a name="line.403"></a>
<FONT color="green">404</FONT>            updateCrosshairValues(<a name="line.404"></a>
<FONT color="green">405</FONT>                crosshairState, x1, y1, transX1, transY1, orientation<a name="line.405"></a>
<FONT color="green">406</FONT>            );<a name="line.406"></a>
<FONT color="green">407</FONT>            <a name="line.407"></a>
<FONT color="green">408</FONT>            // collect entity and tool tip information...<a name="line.408"></a>
<FONT color="green">409</FONT>            if (state.getInfo() != null) {<a name="line.409"></a>
<FONT color="green">410</FONT>                EntityCollection entities = state.getEntityCollection();<a name="line.410"></a>
<FONT color="green">411</FONT>                if (entities != null &amp;&amp; hotspot != null) {<a name="line.411"></a>
<FONT color="green">412</FONT>                    String tip = null;<a name="line.412"></a>
<FONT color="green">413</FONT>                    XYToolTipGenerator generator = getToolTipGenerator(<a name="line.413"></a>
<FONT color="green">414</FONT>                        series, item<a name="line.414"></a>
<FONT color="green">415</FONT>                    );<a name="line.415"></a>
<FONT color="green">416</FONT>                    if (generator != null) {<a name="line.416"></a>
<FONT color="green">417</FONT>                        tip = generator.generateToolTip(dataset, series, item);<a name="line.417"></a>
<FONT color="green">418</FONT>                    }<a name="line.418"></a>
<FONT color="green">419</FONT>                    String url = null;<a name="line.419"></a>
<FONT color="green">420</FONT>                    if (getURLGenerator() != null) {<a name="line.420"></a>
<FONT color="green">421</FONT>                        url = getURLGenerator().generateURL(dataset, series, item);<a name="line.421"></a>
<FONT color="green">422</FONT>                    }<a name="line.422"></a>
<FONT color="green">423</FONT>                    XYItemEntity entity = new XYItemEntity(<a name="line.423"></a>
<FONT color="green">424</FONT>                        hotspot, dataset, series, item, tip, url<a name="line.424"></a>
<FONT color="green">425</FONT>                    );<a name="line.425"></a>
<FONT color="green">426</FONT>                    entities.add(entity);<a name="line.426"></a>
<FONT color="green">427</FONT>                }<a name="line.427"></a>
<FONT color="green">428</FONT>            }<a name="line.428"></a>
<FONT color="green">429</FONT>    <a name="line.429"></a>
<FONT color="green">430</FONT>        }<a name="line.430"></a>
<FONT color="green">431</FONT>    <a name="line.431"></a>
<FONT color="green">432</FONT>        /**<a name="line.432"></a>
<FONT color="green">433</FONT>         * Returns a clone of the renderer.<a name="line.433"></a>
<FONT color="green">434</FONT>         * <a name="line.434"></a>
<FONT color="green">435</FONT>         * @return A clone.<a name="line.435"></a>
<FONT color="green">436</FONT>         * <a name="line.436"></a>
<FONT color="green">437</FONT>         * @throws CloneNotSupportedException  if the renderer cannot be cloned.<a name="line.437"></a>
<FONT color="green">438</FONT>         */<a name="line.438"></a>
<FONT color="green">439</FONT>        public Object clone() throws CloneNotSupportedException {<a name="line.439"></a>
<FONT color="green">440</FONT>            return super.clone();<a name="line.440"></a>
<FONT color="green">441</FONT>        }<a name="line.441"></a>
<FONT color="green">442</FONT>        <a name="line.442"></a>
<FONT color="green">443</FONT>        /**<a name="line.443"></a>
<FONT color="green">444</FONT>         * Provides serialization support.<a name="line.444"></a>
<FONT color="green">445</FONT>         *<a name="line.445"></a>
<FONT color="green">446</FONT>         * @param stream  the input stream.<a name="line.446"></a>
<FONT color="green">447</FONT>         *<a name="line.447"></a>
<FONT color="green">448</FONT>         * @throws IOException  if there is an I/O error.<a name="line.448"></a>
<FONT color="green">449</FONT>         * @throws ClassNotFoundException  if there is a classpath problem.<a name="line.449"></a>
<FONT color="green">450</FONT>         */<a name="line.450"></a>
<FONT color="green">451</FONT>        private void readObject(ObjectInputStream stream) <a name="line.451"></a>
<FONT color="green">452</FONT>                throws IOException, ClassNotFoundException {<a name="line.452"></a>
<FONT color="green">453</FONT>            stream.defaultReadObject();<a name="line.453"></a>
<FONT color="green">454</FONT>            this.legendArea = SerialUtilities.readShape(stream);<a name="line.454"></a>
<FONT color="green">455</FONT>        }<a name="line.455"></a>
<FONT color="green">456</FONT>        <a name="line.456"></a>
<FONT color="green">457</FONT>        /**<a name="line.457"></a>
<FONT color="green">458</FONT>         * Provides serialization support.<a name="line.458"></a>
<FONT color="green">459</FONT>         *<a name="line.459"></a>
<FONT color="green">460</FONT>         * @param stream  the output stream.<a name="line.460"></a>
<FONT color="green">461</FONT>         *<a name="line.461"></a>
<FONT color="green">462</FONT>         * @throws IOException  if there is an I/O error.<a name="line.462"></a>
<FONT color="green">463</FONT>         */<a name="line.463"></a>
<FONT color="green">464</FONT>        private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.464"></a>
<FONT color="green">465</FONT>            stream.defaultWriteObject();<a name="line.465"></a>
<FONT color="green">466</FONT>            SerialUtilities.writeShape(this.legendArea, stream);<a name="line.466"></a>
<FONT color="green">467</FONT>        }<a name="line.467"></a>
<FONT color="green">468</FONT>    <a name="line.468"></a>
<FONT color="green">469</FONT>    }<a name="line.469"></a>
<FONT color="green">470</FONT>    <a name="line.470"></a>




























































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