statisticalbarrenderer.html

jfreechart1。0。2的api。

<FONT color="green">280</FONT>                g2.setPaint(getItemOutlinePaint(row, column));   <a name="line.280"></a>
<FONT color="green">281</FONT>            }<a name="line.281"></a>
<FONT color="green">282</FONT>            Line2D line = null;<a name="line.282"></a>
<FONT color="green">283</FONT>            line = new Line2D.Double(lowVal, rectY + rectHeight / 2.0d, <a name="line.283"></a>
<FONT color="green">284</FONT>                                     highVal, rectY + rectHeight / 2.0d);<a name="line.284"></a>
<FONT color="green">285</FONT>            g2.draw(line);<a name="line.285"></a>
<FONT color="green">286</FONT>            line = new Line2D.Double(highVal, rectY + rectHeight * 0.25, <a name="line.286"></a>
<FONT color="green">287</FONT>                                     highVal, rectY + rectHeight * 0.75);<a name="line.287"></a>
<FONT color="green">288</FONT>            g2.draw(line);<a name="line.288"></a>
<FONT color="green">289</FONT>            line = new Line2D.Double(lowVal, rectY + rectHeight * 0.25, <a name="line.289"></a>
<FONT color="green">290</FONT>                                     lowVal, rectY + rectHeight * 0.75);<a name="line.290"></a>
<FONT color="green">291</FONT>            g2.draw(line);<a name="line.291"></a>
<FONT color="green">292</FONT>            <a name="line.292"></a>
<FONT color="green">293</FONT>            CategoryItemLabelGenerator generator = getItemLabelGenerator(row, <a name="line.293"></a>
<FONT color="green">294</FONT>                    column);<a name="line.294"></a>
<FONT color="green">295</FONT>            if (generator != null &amp;&amp; isItemLabelVisible(row, column)) {<a name="line.295"></a>
<FONT color="green">296</FONT>                drawItemLabel(g2, dataset, row, column, plot, generator, bar, <a name="line.296"></a>
<FONT color="green">297</FONT>                    (value &lt; 0.0));<a name="line.297"></a>
<FONT color="green">298</FONT>            }        <a name="line.298"></a>
<FONT color="green">299</FONT>    <a name="line.299"></a>
<FONT color="green">300</FONT>            // add an item entity, if this information is being collected<a name="line.300"></a>
<FONT color="green">301</FONT>            EntityCollection entities = state.getEntityCollection();<a name="line.301"></a>
<FONT color="green">302</FONT>            if (entities != null) {<a name="line.302"></a>
<FONT color="green">303</FONT>                addItemEntity(entities, dataset, row, column, bar);<a name="line.303"></a>
<FONT color="green">304</FONT>            }<a name="line.304"></a>
<FONT color="green">305</FONT>    <a name="line.305"></a>
<FONT color="green">306</FONT>        }<a name="line.306"></a>
<FONT color="green">307</FONT>    <a name="line.307"></a>
<FONT color="green">308</FONT>        /**<a name="line.308"></a>
<FONT color="green">309</FONT>         * Draws an item for a plot with a vertical orientation.<a name="line.309"></a>
<FONT color="green">310</FONT>         * <a name="line.310"></a>
<FONT color="green">311</FONT>         * @param g2  the graphics device.<a name="line.311"></a>
<FONT color="green">312</FONT>         * @param state  the renderer state.<a name="line.312"></a>
<FONT color="green">313</FONT>         * @param dataArea  the data area.<a name="line.313"></a>
<FONT color="green">314</FONT>         * @param plot  the plot.<a name="line.314"></a>
<FONT color="green">315</FONT>         * @param domainAxis  the domain axis.<a name="line.315"></a>
<FONT color="green">316</FONT>         * @param rangeAxis  the range axis.<a name="line.316"></a>
<FONT color="green">317</FONT>         * @param dataset  the data.<a name="line.317"></a>
<FONT color="green">318</FONT>         * @param row  the row index (zero-based).<a name="line.318"></a>
<FONT color="green">319</FONT>         * @param column  the column index (zero-based).<a name="line.319"></a>
<FONT color="green">320</FONT>         */<a name="line.320"></a>
<FONT color="green">321</FONT>        protected void drawVerticalItem(Graphics2D g2,<a name="line.321"></a>
<FONT color="green">322</FONT>                                        CategoryItemRendererState state,<a name="line.322"></a>
<FONT color="green">323</FONT>                                        Rectangle2D dataArea,<a name="line.323"></a>
<FONT color="green">324</FONT>                                        CategoryPlot plot,<a name="line.324"></a>
<FONT color="green">325</FONT>                                        CategoryAxis domainAxis,<a name="line.325"></a>
<FONT color="green">326</FONT>                                        ValueAxis rangeAxis,<a name="line.326"></a>
<FONT color="green">327</FONT>                                        StatisticalCategoryDataset dataset,<a name="line.327"></a>
<FONT color="green">328</FONT>                                        int row,<a name="line.328"></a>
<FONT color="green">329</FONT>                                        int column) {<a name="line.329"></a>
<FONT color="green">330</FONT>                                         <a name="line.330"></a>
<FONT color="green">331</FONT>            RectangleEdge xAxisLocation = plot.getDomainAxisEdge();<a name="line.331"></a>
<FONT color="green">332</FONT>            <a name="line.332"></a>
<FONT color="green">333</FONT>            // BAR X<a name="line.333"></a>
<FONT color="green">334</FONT>            double rectX = domainAxis.getCategoryStart(<a name="line.334"></a>
<FONT color="green">335</FONT>                column, getColumnCount(), dataArea, xAxisLocation<a name="line.335"></a>
<FONT color="green">336</FONT>            );<a name="line.336"></a>
<FONT color="green">337</FONT>    <a name="line.337"></a>
<FONT color="green">338</FONT>            int seriesCount = getRowCount();<a name="line.338"></a>
<FONT color="green">339</FONT>            int categoryCount = getColumnCount();<a name="line.339"></a>
<FONT color="green">340</FONT>            if (seriesCount &gt; 1) {<a name="line.340"></a>
<FONT color="green">341</FONT>                double seriesGap = dataArea.getWidth() * getItemMargin()<a name="line.341"></a>
<FONT color="green">342</FONT>                                   / (categoryCount * (seriesCount - 1));<a name="line.342"></a>
<FONT color="green">343</FONT>                rectX = rectX + row * (state.getBarWidth() + seriesGap);<a name="line.343"></a>
<FONT color="green">344</FONT>            }<a name="line.344"></a>
<FONT color="green">345</FONT>            else {<a name="line.345"></a>
<FONT color="green">346</FONT>                rectX = rectX + row * state.getBarWidth();<a name="line.346"></a>
<FONT color="green">347</FONT>            }<a name="line.347"></a>
<FONT color="green">348</FONT>    <a name="line.348"></a>
<FONT color="green">349</FONT>            // BAR Y<a name="line.349"></a>
<FONT color="green">350</FONT>            Number meanValue = dataset.getMeanValue(row, column);<a name="line.350"></a>
<FONT color="green">351</FONT>    <a name="line.351"></a>
<FONT color="green">352</FONT>            double value = meanValue.doubleValue();<a name="line.352"></a>
<FONT color="green">353</FONT>            double base = 0.0;<a name="line.353"></a>
<FONT color="green">354</FONT>            double lclip = getLowerClip();<a name="line.354"></a>
<FONT color="green">355</FONT>            double uclip = getUpperClip();<a name="line.355"></a>
<FONT color="green">356</FONT>    <a name="line.356"></a>
<FONT color="green">357</FONT>            if (uclip &lt;= 0.0) {  // cases 1, 2, 3 and 4<a name="line.357"></a>
<FONT color="green">358</FONT>                if (value &gt;= uclip) {<a name="line.358"></a>
<FONT color="green">359</FONT>                    return; // bar is not visible<a name="line.359"></a>
<FONT color="green">360</FONT>                }<a name="line.360"></a>
<FONT color="green">361</FONT>                base = uclip;<a name="line.361"></a>
<FONT color="green">362</FONT>                if (value &lt;= lclip) {<a name="line.362"></a>
<FONT color="green">363</FONT>                    value = lclip;<a name="line.363"></a>
<FONT color="green">364</FONT>                }<a name="line.364"></a>
<FONT color="green">365</FONT>            }<a name="line.365"></a>
<FONT color="green">366</FONT>            else if (lclip &lt;= 0.0) { // cases 5, 6, 7 and 8<a name="line.366"></a>
<FONT color="green">367</FONT>                if (value &gt;= uclip) {<a name="line.367"></a>
<FONT color="green">368</FONT>                    value = uclip;<a name="line.368"></a>
<FONT color="green">369</FONT>                }<a name="line.369"></a>
<FONT color="green">370</FONT>                else {<a name="line.370"></a>
<FONT color="green">371</FONT>                    if (value &lt;= lclip) {<a name="line.371"></a>
<FONT color="green">372</FONT>                        value = lclip;<a name="line.372"></a>
<FONT color="green">373</FONT>                    }<a name="line.373"></a>
<FONT color="green">374</FONT>                }<a name="line.374"></a>
<FONT color="green">375</FONT>            }<a name="line.375"></a>
<FONT color="green">376</FONT>            else { // cases 9, 10, 11 and 12<a name="line.376"></a>
<FONT color="green">377</FONT>                if (value &lt;= lclip) {<a name="line.377"></a>
<FONT color="green">378</FONT>                    return; // bar is not visible<a name="line.378"></a>
<FONT color="green">379</FONT>                }<a name="line.379"></a>
<FONT color="green">380</FONT>                base = getLowerClip();<a name="line.380"></a>
<FONT color="green">381</FONT>                if (value &gt;= uclip) {<a name="line.381"></a>
<FONT color="green">382</FONT>                   value = uclip;<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>    <a name="line.385"></a>
<FONT color="green">386</FONT>            RectangleEdge yAxisLocation = plot.getRangeAxisEdge();<a name="line.386"></a>
<FONT color="green">387</FONT>            double transY1 = rangeAxis.valueToJava2D(base, dataArea, yAxisLocation);<a name="line.387"></a>
<FONT color="green">388</FONT>            double transY2 = rangeAxis.valueToJava2D(value, dataArea, <a name="line.388"></a>
<FONT color="green">389</FONT>                    yAxisLocation);<a name="line.389"></a>
<FONT color="green">390</FONT>            double rectY = Math.min(transY2, transY1);<a name="line.390"></a>
<FONT color="green">391</FONT>    <a name="line.391"></a>
<FONT color="green">392</FONT>            double rectWidth = state.getBarWidth();<a name="line.392"></a>
<FONT color="green">393</FONT>            double rectHeight = Math.abs(transY2 - transY1);<a name="line.393"></a>
<FONT color="green">394</FONT>    <a name="line.394"></a>
<FONT color="green">395</FONT>            Rectangle2D bar = new Rectangle2D.Double(rectX, rectY, rectWidth, <a name="line.395"></a>
<FONT color="green">396</FONT>                    rectHeight);<a name="line.396"></a>
<FONT color="green">397</FONT>            Paint seriesPaint = getItemPaint(row, column);<a name="line.397"></a>
<FONT color="green">398</FONT>            g2.setPaint(seriesPaint);<a name="line.398"></a>
<FONT color="green">399</FONT>            g2.fill(bar);<a name="line.399"></a>
<FONT color="green">400</FONT>            if (state.getBarWidth() &gt; 3) {<a name="line.400"></a>
<FONT color="green">401</FONT>                g2.setStroke(getItemStroke(row, column));<a name="line.401"></a>
<FONT color="green">402</FONT>                g2.setPaint(getItemOutlinePaint(row, column));<a name="line.402"></a>
<FONT color="green">403</FONT>                g2.draw(bar);<a name="line.403"></a>
<FONT color="green">404</FONT>            }<a name="line.404"></a>
<FONT color="green">405</FONT>    <a name="line.405"></a>
<FONT color="green">406</FONT>            // standard deviation lines<a name="line.406"></a>
<FONT color="green">407</FONT>            double valueDelta = dataset.getStdDevValue(row, column).doubleValue();<a name="line.407"></a>
<FONT color="green">408</FONT>            double highVal = rangeAxis.valueToJava2D(meanValue.doubleValue() <a name="line.408"></a>
<FONT color="green">409</FONT>                    + valueDelta, dataArea, yAxisLocation);<a name="line.409"></a>
<FONT color="green">410</FONT>            double lowVal = rangeAxis.valueToJava2D(meanValue.doubleValue() <a name="line.410"></a>
<FONT color="green">411</FONT>                    - valueDelta, dataArea, yAxisLocation);<a name="line.411"></a>
<FONT color="green">412</FONT>    <a name="line.412"></a>
<FONT color="green">413</FONT>            if (this.errorIndicatorPaint != null) {<a name="line.413"></a>
<FONT color="green">414</FONT>                g2.setPaint(this.errorIndicatorPaint);  <a name="line.414"></a>
<FONT color="green">415</FONT>            }<a name="line.415"></a>
<FONT color="green">416</FONT>            else {<a name="line.416"></a>
<FONT color="green">417</FONT>                g2.setPaint(getItemOutlinePaint(row, column));   <a name="line.417"></a>
<FONT color="green">418</FONT>            }<a name="line.418"></a>
<FONT color="green">419</FONT>            Line2D line = null;<a name="line.419"></a>
<FONT color="green">420</FONT>            line = new Line2D.Double(rectX + rectWidth / 2.0d, lowVal,<a name="line.420"></a>