ganttrenderer.html

jfreechart1。0。2的api。

<FONT color="green">320</FONT>                }<a name="line.320"></a>
<FONT color="green">321</FONT>        <a name="line.321"></a>
<FONT color="green">322</FONT>                Rectangle2D completeBar = null;<a name="line.322"></a>
<FONT color="green">323</FONT>                Rectangle2D incompleteBar = null;<a name="line.323"></a>
<FONT color="green">324</FONT>                Number percent = dataset.getPercentComplete(<a name="line.324"></a>
<FONT color="green">325</FONT>                    row, column, subinterval<a name="line.325"></a>
<FONT color="green">326</FONT>                );<a name="line.326"></a>
<FONT color="green">327</FONT>                double start = getStartPercent();<a name="line.327"></a>
<FONT color="green">328</FONT>                double end = getEndPercent();<a name="line.328"></a>
<FONT color="green">329</FONT>                if (percent != null) {<a name="line.329"></a>
<FONT color="green">330</FONT>                    double p = percent.doubleValue();<a name="line.330"></a>
<FONT color="green">331</FONT>                    if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {<a name="line.331"></a>
<FONT color="green">332</FONT>                        completeBar = new Rectangle2D.Double(<a name="line.332"></a>
<FONT color="green">333</FONT>                            translatedValue0, <a name="line.333"></a>
<FONT color="green">334</FONT>                            rectStart + start * rectBreadth, <a name="line.334"></a>
<FONT color="green">335</FONT>                            rectLength * p, <a name="line.335"></a>
<FONT color="green">336</FONT>                            rectBreadth * (end - start)<a name="line.336"></a>
<FONT color="green">337</FONT>                        );<a name="line.337"></a>
<FONT color="green">338</FONT>                        incompleteBar = new Rectangle2D.Double(<a name="line.338"></a>
<FONT color="green">339</FONT>                            translatedValue0 + rectLength * p, <a name="line.339"></a>
<FONT color="green">340</FONT>                            rectStart + start * rectBreadth, <a name="line.340"></a>
<FONT color="green">341</FONT>                            rectLength * (1 - p), <a name="line.341"></a>
<FONT color="green">342</FONT>                            rectBreadth * (end - start)<a name="line.342"></a>
<FONT color="green">343</FONT>                        );<a name="line.343"></a>
<FONT color="green">344</FONT>                    }<a name="line.344"></a>
<FONT color="green">345</FONT>                    else if (plot.getOrientation() == PlotOrientation.VERTICAL) {<a name="line.345"></a>
<FONT color="green">346</FONT>                        completeBar = new Rectangle2D.Double(<a name="line.346"></a>
<FONT color="green">347</FONT>                            rectStart + start * rectBreadth, <a name="line.347"></a>
<FONT color="green">348</FONT>                            translatedValue0 + rectLength * (1 - p), <a name="line.348"></a>
<FONT color="green">349</FONT>                            rectBreadth * (end - start), <a name="line.349"></a>
<FONT color="green">350</FONT>                            rectLength * p<a name="line.350"></a>
<FONT color="green">351</FONT>                        );<a name="line.351"></a>
<FONT color="green">352</FONT>                        incompleteBar = new Rectangle2D.Double(<a name="line.352"></a>
<FONT color="green">353</FONT>                            rectStart + start * rectBreadth, <a name="line.353"></a>
<FONT color="green">354</FONT>                            translatedValue0, <a name="line.354"></a>
<FONT color="green">355</FONT>                            rectBreadth * (end - start), <a name="line.355"></a>
<FONT color="green">356</FONT>                            rectLength * (1 - p)<a name="line.356"></a>
<FONT color="green">357</FONT>                        );<a name="line.357"></a>
<FONT color="green">358</FONT>                    }<a name="line.358"></a>
<FONT color="green">359</FONT>                    <a name="line.359"></a>
<FONT color="green">360</FONT>                }<a name="line.360"></a>
<FONT color="green">361</FONT>    <a name="line.361"></a>
<FONT color="green">362</FONT>                Paint seriesPaint = getItemPaint(row, column);<a name="line.362"></a>
<FONT color="green">363</FONT>                g2.setPaint(seriesPaint);<a name="line.363"></a>
<FONT color="green">364</FONT>                g2.fill(bar);<a name="line.364"></a>
<FONT color="green">365</FONT>                if (completeBar != null) {<a name="line.365"></a>
<FONT color="green">366</FONT>                    g2.setPaint(getCompletePaint());<a name="line.366"></a>
<FONT color="green">367</FONT>                    g2.fill(completeBar);<a name="line.367"></a>
<FONT color="green">368</FONT>                }<a name="line.368"></a>
<FONT color="green">369</FONT>                if (incompleteBar != null) {<a name="line.369"></a>
<FONT color="green">370</FONT>                    g2.setPaint(getIncompletePaint());<a name="line.370"></a>
<FONT color="green">371</FONT>                    g2.fill(incompleteBar);<a name="line.371"></a>
<FONT color="green">372</FONT>                }<a name="line.372"></a>
<FONT color="green">373</FONT>                if (isDrawBarOutline() <a name="line.373"></a>
<FONT color="green">374</FONT>                        &amp;&amp; state.getBarWidth() &gt; BAR_OUTLINE_WIDTH_THRESHOLD) {<a name="line.374"></a>
<FONT color="green">375</FONT>                    g2.setStroke(getItemStroke(row, column));<a name="line.375"></a>
<FONT color="green">376</FONT>                    g2.setPaint(getItemOutlinePaint(row, column));<a name="line.376"></a>
<FONT color="green">377</FONT>                    g2.draw(bar);<a name="line.377"></a>
<FONT color="green">378</FONT>                }<a name="line.378"></a>
<FONT color="green">379</FONT>        <a name="line.379"></a>
<FONT color="green">380</FONT>                // collect entity and tool tip information...<a name="line.380"></a>
<FONT color="green">381</FONT>                if (state.getInfo() != null) {<a name="line.381"></a>
<FONT color="green">382</FONT>                    EntityCollection entities = state.getEntityCollection();<a name="line.382"></a>
<FONT color="green">383</FONT>                    if (entities != null) {<a name="line.383"></a>
<FONT color="green">384</FONT>                        String tip = null;<a name="line.384"></a>
<FONT color="green">385</FONT>                        if (getToolTipGenerator(row, column) != null) {<a name="line.385"></a>
<FONT color="green">386</FONT>                            tip = getToolTipGenerator(row, column).generateToolTip(<a name="line.386"></a>
<FONT color="green">387</FONT>                                dataset, row, column<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>                        String url = null;<a name="line.390"></a>
<FONT color="green">391</FONT>                        if (getItemURLGenerator(row, column) != null) {<a name="line.391"></a>
<FONT color="green">392</FONT>                            url = getItemURLGenerator(row, column).generateURL(<a name="line.392"></a>
<FONT color="green">393</FONT>                                dataset, row, column<a name="line.393"></a>
<FONT color="green">394</FONT>                            );<a name="line.394"></a>
<FONT color="green">395</FONT>                        }<a name="line.395"></a>
<FONT color="green">396</FONT>                        CategoryItemEntity entity = new CategoryItemEntity(<a name="line.396"></a>
<FONT color="green">397</FONT>                            bar, tip, url, dataset, row, <a name="line.397"></a>
<FONT color="green">398</FONT>                            dataset.getColumnKey(column), column<a name="line.398"></a>
<FONT color="green">399</FONT>                        );<a name="line.399"></a>
<FONT color="green">400</FONT>                        entities.add(entity);<a name="line.400"></a>
<FONT color="green">401</FONT>                    }<a name="line.401"></a>
<FONT color="green">402</FONT>                }<a name="line.402"></a>
<FONT color="green">403</FONT>            }<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>        /**<a name="line.406"></a>
<FONT color="green">407</FONT>         * Draws a single task.<a name="line.407"></a>
<FONT color="green">408</FONT>         *<a name="line.408"></a>
<FONT color="green">409</FONT>         * @param g2  the graphics device.<a name="line.409"></a>
<FONT color="green">410</FONT>         * @param state  the renderer state.<a name="line.410"></a>
<FONT color="green">411</FONT>         * @param dataArea  the data plot area.<a name="line.411"></a>
<FONT color="green">412</FONT>         * @param plot  the plot.<a name="line.412"></a>
<FONT color="green">413</FONT>         * @param domainAxis  the domain axis.<a name="line.413"></a>
<FONT color="green">414</FONT>         * @param rangeAxis  the range axis.<a name="line.414"></a>
<FONT color="green">415</FONT>         * @param dataset  the data.<a name="line.415"></a>
<FONT color="green">416</FONT>         * @param row  the row index (zero-based).<a name="line.416"></a>
<FONT color="green">417</FONT>         * @param column  the column index (zero-based).<a name="line.417"></a>
<FONT color="green">418</FONT>         */<a name="line.418"></a>
<FONT color="green">419</FONT>        protected void drawTask(Graphics2D g2,<a name="line.419"></a>
<FONT color="green">420</FONT>                                CategoryItemRendererState state,<a name="line.420"></a>
<FONT color="green">421</FONT>                                Rectangle2D dataArea,<a name="line.421"></a>
<FONT color="green">422</FONT>                                CategoryPlot plot,<a name="line.422"></a>
<FONT color="green">423</FONT>                                CategoryAxis domainAxis,<a name="line.423"></a>
<FONT color="green">424</FONT>                                ValueAxis rangeAxis,<a name="line.424"></a>
<FONT color="green">425</FONT>                                GanttCategoryDataset dataset,<a name="line.425"></a>
<FONT color="green">426</FONT>                                int row,<a name="line.426"></a>
<FONT color="green">427</FONT>                                int column) {<a name="line.427"></a>
<FONT color="green">428</FONT>    <a name="line.428"></a>
<FONT color="green">429</FONT>            PlotOrientation orientation = plot.getOrientation();<a name="line.429"></a>
<FONT color="green">430</FONT>    <a name="line.430"></a>
<FONT color="green">431</FONT>            RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();<a name="line.431"></a>
<FONT color="green">432</FONT>            <a name="line.432"></a>
<FONT color="green">433</FONT>            // Y0<a name="line.433"></a>
<FONT color="green">434</FONT>            Number value0 = dataset.getEndValue(row, column);<a name="line.434"></a>
<FONT color="green">435</FONT>            if (value0 == null) {<a name="line.435"></a>
<FONT color="green">436</FONT>                return;<a name="line.436"></a>
<FONT color="green">437</FONT>            }<a name="line.437"></a>
<FONT color="green">438</FONT>            double java2dValue0 = rangeAxis.valueToJava2D(<a name="line.438"></a>
<FONT color="green">439</FONT>                value0.doubleValue(), dataArea, rangeAxisLocation<a name="line.439"></a>
<FONT color="green">440</FONT>            );<a name="line.440"></a>
<FONT color="green">441</FONT>    <a name="line.441"></a>
<FONT color="green">442</FONT>            // Y1<a name="line.442"></a>
<FONT color="green">443</FONT>            Number value1 = dataset.getStartValue(row, column);<a name="line.443"></a>
<FONT color="green">444</FONT>            if (value1 == null) {<a name="line.444"></a>
<FONT color="green">445</FONT>                return;<a name="line.445"></a>
<FONT color="green">446</FONT>            }<a name="line.446"></a>
<FONT color="green">447</FONT>            double java2dValue1 = rangeAxis.valueToJava2D(<a name="line.447"></a>
<FONT color="green">448</FONT>                value1.doubleValue(), dataArea, rangeAxisLocation<a name="line.448"></a>
<FONT color="green">449</FONT>            );<a name="line.449"></a>
<FONT color="green">450</FONT>    <a name="line.450"></a>
<FONT color="green">451</FONT>            if (java2dValue1 &lt; java2dValue0) {<a name="line.451"></a>
<FONT color="green">452</FONT>                double temp = java2dValue1;<a name="line.452"></a>
<FONT color="green">453</FONT>                java2dValue1 = java2dValue0;<a name="line.453"></a>
<FONT color="green">454</FONT>                java2dValue0 = temp;<a name="line.454"></a>
<FONT color="green">455</FONT>                Number tempNum = value1;<a name="line.455"></a>
<FONT color="green">456</FONT>                value1 = value0;<a name="line.456"></a>
<FONT color="green">457</FONT>                value0 = tempNum;<a name="line.457"></a>
<FONT color="green">458</FONT>            }<a name="line.458"></a>
<FONT color="green">459</FONT>    <a name="line.459"></a>
<FONT color="green">460</FONT>            double rectStart = calculateBarW0(<a name="line.460"></a>
<FONT color="green">461</FONT>                plot, orientation, dataArea, domainAxis, state, row, column<a name="line.461"></a>
<FONT color="green">462</FONT>            );<a name="line.462"></a>
<FONT color="green">463</FONT>            double rectBreadth = state.getBarWidth();<a name="line.463"></a>
<FONT color="green">464</FONT>            double rectLength = Math.abs(java2dValue1 - java2dValue0);<a name="line.464"></a>
<FONT color="green">465</FONT>            <a name="line.465"></a>
<FONT color="green">466</FONT>            Rectangle2D bar = null;<a name="line.466"></a>
<FONT color="green">467</FONT>            if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.467"></a>
<FONT color="green">468</FONT>                bar = new Rectangle2D.Double(<a name="line.468"></a>
<FONT color="green">469</FONT>                    java2dValue0, rectStart, rectLength, rectBreadth<a name="line.469"></a>
<FONT color="green">470</FONT>                );<a name="line.470"></a>
<FONT color="green">471</FONT>            }<a name="line.471"></a>
<FONT color="green">472</FONT>            else if (orientation == PlotOrientation.VERTICAL) {<a name="line.472"></a>
<FONT color="green">473</FONT>                bar = new Rectangle2D.Double(<a name="line.473"></a>
<FONT color="green">474</FONT>                    rectStart, java2dValue1, rectBreadth, rectLength<a name="line.474"></a>
<FONT color="green">475</FONT>                );<a name="line.475"></a>
<FONT color="green">476</FONT>            }<a name="line.476"></a>
<FONT color="green">477</FONT>    <a name="line.477"></a>
<FONT color="green">478</FONT>            Rectangle2D completeBar = null;<a name="line.478"></a>
<FONT color="green">479</FONT>            Rectangle2D incompleteBar = null;<a name="line.479"></a>
<FONT color="green">480</FONT>            Number percent = dataset.getPercentComplete(row, column);<a name="line.480"></a>