levelrenderer.html

jfreechart1。0。2的api。

<FONT color="green">328</FONT>            Line2D line = null;<a name="line.328"></a>
<FONT color="green">329</FONT>            double x = 0.0;<a name="line.329"></a>
<FONT color="green">330</FONT>            double y = 0.0;<a name="line.330"></a>
<FONT color="green">331</FONT>            if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.331"></a>
<FONT color="green">332</FONT>                x = barL;<a name="line.332"></a>
<FONT color="green">333</FONT>                y = barW0 + state.getBarWidth() / 2.0;<a name="line.333"></a>
<FONT color="green">334</FONT>                line = new Line2D.Double(barL, barW0, barL, <a name="line.334"></a>
<FONT color="green">335</FONT>                        barW0 + state.getBarWidth());<a name="line.335"></a>
<FONT color="green">336</FONT>            }<a name="line.336"></a>
<FONT color="green">337</FONT>            else {<a name="line.337"></a>
<FONT color="green">338</FONT>                x = barW0 + state.getBarWidth() / 2.0;<a name="line.338"></a>
<FONT color="green">339</FONT>                y = barL;<a name="line.339"></a>
<FONT color="green">340</FONT>                line = new Line2D.Double(barW0, barL, barW0 + state.getBarWidth(), <a name="line.340"></a>
<FONT color="green">341</FONT>                        barL);<a name="line.341"></a>
<FONT color="green">342</FONT>            }<a name="line.342"></a>
<FONT color="green">343</FONT>            Stroke itemStroke = getItemStroke(row, column);<a name="line.343"></a>
<FONT color="green">344</FONT>            Paint itemPaint = getItemPaint(row, column);<a name="line.344"></a>
<FONT color="green">345</FONT>            g2.setStroke(itemStroke);<a name="line.345"></a>
<FONT color="green">346</FONT>            g2.setPaint(itemPaint);<a name="line.346"></a>
<FONT color="green">347</FONT>            g2.draw(line);<a name="line.347"></a>
<FONT color="green">348</FONT>    <a name="line.348"></a>
<FONT color="green">349</FONT>            CategoryItemLabelGenerator generator = getItemLabelGenerator(row, <a name="line.349"></a>
<FONT color="green">350</FONT>                    column);<a name="line.350"></a>
<FONT color="green">351</FONT>            if (generator != null &amp;&amp; isItemLabelVisible(row, column)) {<a name="line.351"></a>
<FONT color="green">352</FONT>                drawItemLabel(g2, orientation, dataset, row, column, x, y, <a name="line.352"></a>
<FONT color="green">353</FONT>                        (value &lt; 0.0));<a name="line.353"></a>
<FONT color="green">354</FONT>            }        <a name="line.354"></a>
<FONT color="green">355</FONT>                    <a name="line.355"></a>
<FONT color="green">356</FONT>            // collect entity and tool tip information...<a name="line.356"></a>
<FONT color="green">357</FONT>            if (state.getInfo() != null) {<a name="line.357"></a>
<FONT color="green">358</FONT>                EntityCollection entities = state.getEntityCollection();<a name="line.358"></a>
<FONT color="green">359</FONT>                if (entities != null) {<a name="line.359"></a>
<FONT color="green">360</FONT>                    String tip = null;<a name="line.360"></a>
<FONT color="green">361</FONT>                    CategoryToolTipGenerator tipster = getToolTipGenerator(row, <a name="line.361"></a>
<FONT color="green">362</FONT>                            column);<a name="line.362"></a>
<FONT color="green">363</FONT>                    if (tipster != null) {<a name="line.363"></a>
<FONT color="green">364</FONT>                        tip = tipster.generateToolTip(dataset, row, column);<a name="line.364"></a>
<FONT color="green">365</FONT>                    }<a name="line.365"></a>
<FONT color="green">366</FONT>                    String url = null;<a name="line.366"></a>
<FONT color="green">367</FONT>                    if (getItemURLGenerator(row, column) != null) {<a name="line.367"></a>
<FONT color="green">368</FONT>                        url = getItemURLGenerator(row, column).generateURL(dataset,<a name="line.368"></a>
<FONT color="green">369</FONT>                                row, column);<a name="line.369"></a>
<FONT color="green">370</FONT>                    }<a name="line.370"></a>
<FONT color="green">371</FONT>                    CategoryItemEntity entity = new CategoryItemEntity(<a name="line.371"></a>
<FONT color="green">372</FONT>                            line.getBounds(), tip, url, dataset, row, <a name="line.372"></a>
<FONT color="green">373</FONT>                            dataset.getColumnKey(column), column);<a name="line.373"></a>
<FONT color="green">374</FONT>                    entities.add(entity);<a name="line.374"></a>
<FONT color="green">375</FONT>                }<a name="line.375"></a>
<FONT color="green">376</FONT>    <a name="line.376"></a>
<FONT color="green">377</FONT>            }<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>    <a name="line.380"></a>
<FONT color="green">381</FONT>        /**<a name="line.381"></a>
<FONT color="green">382</FONT>         * Calculates the available space for each series.<a name="line.382"></a>
<FONT color="green">383</FONT>         * <a name="line.383"></a>
<FONT color="green">384</FONT>         * @param space  the space along the entire axis (in Java2D units).<a name="line.384"></a>
<FONT color="green">385</FONT>         * @param axis  the category axis.<a name="line.385"></a>
<FONT color="green">386</FONT>         * @param categories  the number of categories.<a name="line.386"></a>
<FONT color="green">387</FONT>         * @param series  the number of series.<a name="line.387"></a>
<FONT color="green">388</FONT>         * <a name="line.388"></a>
<FONT color="green">389</FONT>         * @return The width of one series.<a name="line.389"></a>
<FONT color="green">390</FONT>         */<a name="line.390"></a>
<FONT color="green">391</FONT>        protected double calculateSeriesWidth(double space, CategoryAxis axis, <a name="line.391"></a>
<FONT color="green">392</FONT>                                              int categories, int series) {<a name="line.392"></a>
<FONT color="green">393</FONT>            double factor = 1.0 - getItemMargin() - axis.getLowerMargin() <a name="line.393"></a>
<FONT color="green">394</FONT>                            - axis.getUpperMargin();<a name="line.394"></a>
<FONT color="green">395</FONT>            if (categories &gt; 1) {<a name="line.395"></a>
<FONT color="green">396</FONT>                factor = factor - axis.getCategoryMargin();<a name="line.396"></a>
<FONT color="green">397</FONT>            }<a name="line.397"></a>
<FONT color="green">398</FONT>            return (space * factor) / (categories * series);<a name="line.398"></a>
<FONT color="green">399</FONT>        }<a name="line.399"></a>
<FONT color="green">400</FONT>        <a name="line.400"></a>
<FONT color="green">401</FONT>        /**<a name="line.401"></a>
<FONT color="green">402</FONT>         * Tests an object for equality with this instance.<a name="line.402"></a>
<FONT color="green">403</FONT>         * <a name="line.403"></a>
<FONT color="green">404</FONT>         * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.404"></a>
<FONT color="green">405</FONT>         * <a name="line.405"></a>
<FONT color="green">406</FONT>         * @return A boolean.<a name="line.406"></a>
<FONT color="green">407</FONT>         */<a name="line.407"></a>
<FONT color="green">408</FONT>        public boolean equals(Object obj) {<a name="line.408"></a>
<FONT color="green">409</FONT>            if (obj == this) {<a name="line.409"></a>
<FONT color="green">410</FONT>                return true;<a name="line.410"></a>
<FONT color="green">411</FONT>            }<a name="line.411"></a>
<FONT color="green">412</FONT>            if (!(obj instanceof LevelRenderer)) {<a name="line.412"></a>
<FONT color="green">413</FONT>                return false;<a name="line.413"></a>
<FONT color="green">414</FONT>            }<a name="line.414"></a>
<FONT color="green">415</FONT>            if (!super.equals(obj)) {<a name="line.415"></a>
<FONT color="green">416</FONT>                return false;<a name="line.416"></a>
<FONT color="green">417</FONT>            }<a name="line.417"></a>
<FONT color="green">418</FONT>            LevelRenderer that = (LevelRenderer) obj;<a name="line.418"></a>
<FONT color="green">419</FONT>            if (this.itemMargin != that.itemMargin) {              <a name="line.419"></a>
<FONT color="green">420</FONT>                return false;<a name="line.420"></a>
<FONT color="green">421</FONT>            }<a name="line.421"></a>
<FONT color="green">422</FONT>            if (this.maxItemWidth != that.maxItemWidth) {<a name="line.422"></a>
<FONT color="green">423</FONT>                return false;<a name="line.423"></a>
<FONT color="green">424</FONT>            }<a name="line.424"></a>
<FONT color="green">425</FONT>            return true;<a name="line.425"></a>
<FONT color="green">426</FONT>        }<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>




























































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