symbolaxis.html

jfreechart1。0。2的api。

<FONT color="green">274</FONT>                drawGridBandsHorizontal(g2, plotArea, dataArea, true, ticks);<a name="line.274"></a>
<FONT color="green">275</FONT>            }<a name="line.275"></a>
<FONT color="green">276</FONT>            else if (RectangleEdge.isLeftOrRight(edge)) {<a name="line.276"></a>
<FONT color="green">277</FONT>                drawGridBandsVertical(g2, plotArea, dataArea, true, ticks);<a name="line.277"></a>
<FONT color="green">278</FONT>            }<a name="line.278"></a>
<FONT color="green">279</FONT>            g2.setClip(savedClip);<a name="line.279"></a>
<FONT color="green">280</FONT>    <a name="line.280"></a>
<FONT color="green">281</FONT>        }<a name="line.281"></a>
<FONT color="green">282</FONT>    <a name="line.282"></a>
<FONT color="green">283</FONT>        /**<a name="line.283"></a>
<FONT color="green">284</FONT>         * Draws the grid bands for the axis when it is at the top or bottom of <a name="line.284"></a>
<FONT color="green">285</FONT>         * the plot.<a name="line.285"></a>
<FONT color="green">286</FONT>         *<a name="line.286"></a>
<FONT color="green">287</FONT>         * @param g2  the graphics device.<a name="line.287"></a>
<FONT color="green">288</FONT>         * @param plotArea  the area within which the chart should be drawn.<a name="line.288"></a>
<FONT color="green">289</FONT>         * @param dataArea  the area within which the plot should be drawn<a name="line.289"></a>
<FONT color="green">290</FONT>         *                  (a subset of the drawArea).<a name="line.290"></a>
<FONT color="green">291</FONT>         * @param firstGridBandIsDark  True: the first grid band takes the<a name="line.291"></a>
<FONT color="green">292</FONT>         *                             color of &lt;CODE&gt;gridBandPaint&lt;CODE&gt;.<a name="line.292"></a>
<FONT color="green">293</FONT>         *                             False: the second grid band takes the <a name="line.293"></a>
<FONT color="green">294</FONT>         *                             color of &lt;CODE&gt;gridBandPaint&lt;CODE&gt;.<a name="line.294"></a>
<FONT color="green">295</FONT>         * @param ticks  the ticks.<a name="line.295"></a>
<FONT color="green">296</FONT>         */<a name="line.296"></a>
<FONT color="green">297</FONT>        protected void drawGridBandsHorizontal(Graphics2D g2,<a name="line.297"></a>
<FONT color="green">298</FONT>                                               Rectangle2D plotArea, <a name="line.298"></a>
<FONT color="green">299</FONT>                                               Rectangle2D dataArea,<a name="line.299"></a>
<FONT color="green">300</FONT>                                               boolean firstGridBandIsDark, <a name="line.300"></a>
<FONT color="green">301</FONT>                                               List ticks) {<a name="line.301"></a>
<FONT color="green">302</FONT>    <a name="line.302"></a>
<FONT color="green">303</FONT>            boolean currentGridBandIsDark = firstGridBandIsDark;<a name="line.303"></a>
<FONT color="green">304</FONT>            double yy = dataArea.getY();<a name="line.304"></a>
<FONT color="green">305</FONT>            double xx1, xx2;<a name="line.305"></a>
<FONT color="green">306</FONT>    <a name="line.306"></a>
<FONT color="green">307</FONT>            //gets the outline stroke width of the plot<a name="line.307"></a>
<FONT color="green">308</FONT>            double outlineStrokeWidth;<a name="line.308"></a>
<FONT color="green">309</FONT>            if (getPlot().getOutlineStroke() !=  null) {<a name="line.309"></a>
<FONT color="green">310</FONT>                outlineStrokeWidth <a name="line.310"></a>
<FONT color="green">311</FONT>                    = ((BasicStroke) getPlot().getOutlineStroke()).getLineWidth();<a name="line.311"></a>
<FONT color="green">312</FONT>            }<a name="line.312"></a>
<FONT color="green">313</FONT>            else {<a name="line.313"></a>
<FONT color="green">314</FONT>                outlineStrokeWidth = 1d;<a name="line.314"></a>
<FONT color="green">315</FONT>            }<a name="line.315"></a>
<FONT color="green">316</FONT>    <a name="line.316"></a>
<FONT color="green">317</FONT>            Iterator iterator = ticks.iterator();<a name="line.317"></a>
<FONT color="green">318</FONT>            ValueTick tick;<a name="line.318"></a>
<FONT color="green">319</FONT>            Rectangle2D band;<a name="line.319"></a>
<FONT color="green">320</FONT>            while (iterator.hasNext()) {<a name="line.320"></a>
<FONT color="green">321</FONT>                tick = (ValueTick) iterator.next();<a name="line.321"></a>
<FONT color="green">322</FONT>                xx1 = valueToJava2D(<a name="line.322"></a>
<FONT color="green">323</FONT>                    tick.getValue() - 0.5d, dataArea, RectangleEdge.BOTTOM<a name="line.323"></a>
<FONT color="green">324</FONT>                );<a name="line.324"></a>
<FONT color="green">325</FONT>                xx2 = valueToJava2D(<a name="line.325"></a>
<FONT color="green">326</FONT>                    tick.getValue() + 0.5d, dataArea, RectangleEdge.BOTTOM<a name="line.326"></a>
<FONT color="green">327</FONT>                );<a name="line.327"></a>
<FONT color="green">328</FONT>                if (currentGridBandIsDark) {<a name="line.328"></a>
<FONT color="green">329</FONT>                    g2.setPaint(this.gridBandPaint);<a name="line.329"></a>
<FONT color="green">330</FONT>                }<a name="line.330"></a>
<FONT color="green">331</FONT>                else {<a name="line.331"></a>
<FONT color="green">332</FONT>                    g2.setPaint(Color.white);<a name="line.332"></a>
<FONT color="green">333</FONT>                }<a name="line.333"></a>
<FONT color="green">334</FONT>                band = new Rectangle2D.Double(xx1, yy + outlineStrokeWidth, <a name="line.334"></a>
<FONT color="green">335</FONT>                    xx2 - xx1, dataArea.getMaxY() - yy - outlineStrokeWidth);<a name="line.335"></a>
<FONT color="green">336</FONT>                g2.fill(band);<a name="line.336"></a>
<FONT color="green">337</FONT>                currentGridBandIsDark = !currentGridBandIsDark;<a name="line.337"></a>
<FONT color="green">338</FONT>            }<a name="line.338"></a>
<FONT color="green">339</FONT>            g2.setPaintMode();<a name="line.339"></a>
<FONT color="green">340</FONT>        }<a name="line.340"></a>
<FONT color="green">341</FONT>    <a name="line.341"></a>
<FONT color="green">342</FONT>        /**<a name="line.342"></a>
<FONT color="green">343</FONT>         * Draws the grid bands for the axis when it is at the top or bottom of <a name="line.343"></a>
<FONT color="green">344</FONT>         * the plot.<a name="line.344"></a>
<FONT color="green">345</FONT>         *<a name="line.345"></a>
<FONT color="green">346</FONT>         * @param g2  the graphics device.<a name="line.346"></a>
<FONT color="green">347</FONT>         * @param drawArea  the area within which the chart should be drawn.<a name="line.347"></a>
<FONT color="green">348</FONT>         * @param plotArea  the area within which the plot should be drawn (a<a name="line.348"></a>
<FONT color="green">349</FONT>         *                  subset of the drawArea).<a name="line.349"></a>
<FONT color="green">350</FONT>         * @param firstGridBandIsDark  True: the first grid band takes the<a name="line.350"></a>
<FONT color="green">351</FONT>         *                             color of &lt;CODE&gt;gridBandPaint&lt;CODE&gt;.<a name="line.351"></a>
<FONT color="green">352</FONT>         *                             False: the second grid band takes the <a name="line.352"></a>
<FONT color="green">353</FONT>         *                             color of &lt;CODE&gt;gridBandPaint&lt;CODE&gt;.<a name="line.353"></a>
<FONT color="green">354</FONT>         * @param ticks  a list of ticks.<a name="line.354"></a>
<FONT color="green">355</FONT>         */<a name="line.355"></a>
<FONT color="green">356</FONT>        protected void drawGridBandsVertical(Graphics2D g2, <a name="line.356"></a>
<FONT color="green">357</FONT>                                             Rectangle2D drawArea,<a name="line.357"></a>
<FONT color="green">358</FONT>                                             Rectangle2D plotArea, <a name="line.358"></a>
<FONT color="green">359</FONT>                                             boolean firstGridBandIsDark,<a name="line.359"></a>
<FONT color="green">360</FONT>                                             List ticks) {<a name="line.360"></a>
<FONT color="green">361</FONT>    <a name="line.361"></a>
<FONT color="green">362</FONT>            boolean currentGridBandIsDark = firstGridBandIsDark;<a name="line.362"></a>
<FONT color="green">363</FONT>            double xx = plotArea.getX();<a name="line.363"></a>
<FONT color="green">364</FONT>            double yy1, yy2;<a name="line.364"></a>
<FONT color="green">365</FONT>    <a name="line.365"></a>
<FONT color="green">366</FONT>            //gets the outline stroke width of the plot<a name="line.366"></a>
<FONT color="green">367</FONT>            double outlineStrokeWidth;<a name="line.367"></a>
<FONT color="green">368</FONT>            if (getPlot().getOutlineStroke() != null) {<a name="line.368"></a>
<FONT color="green">369</FONT>                outlineStrokeWidth <a name="line.369"></a>
<FONT color="green">370</FONT>                    = ((BasicStroke) getPlot().getOutlineStroke()).getLineWidth();<a name="line.370"></a>
<FONT color="green">371</FONT>            }<a name="line.371"></a>
<FONT color="green">372</FONT>            else {<a name="line.372"></a>
<FONT color="green">373</FONT>                outlineStrokeWidth = 1d;<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>            Iterator iterator = ticks.iterator();<a name="line.376"></a>
<FONT color="green">377</FONT>            ValueTick tick;<a name="line.377"></a>
<FONT color="green">378</FONT>            Rectangle2D band;<a name="line.378"></a>
<FONT color="green">379</FONT>            while (iterator.hasNext()) {<a name="line.379"></a>
<FONT color="green">380</FONT>                tick = (ValueTick) iterator.next();<a name="line.380"></a>
<FONT color="green">381</FONT>                yy1 = valueToJava2D(<a name="line.381"></a>
<FONT color="green">382</FONT>                    tick.getValue() + 0.5d, plotArea, RectangleEdge.LEFT<a name="line.382"></a>
<FONT color="green">383</FONT>                );<a name="line.383"></a>
<FONT color="green">384</FONT>                yy2 = valueToJava2D(<a name="line.384"></a>
<FONT color="green">385</FONT>                    tick.getValue() - 0.5d, plotArea, RectangleEdge.LEFT<a name="line.385"></a>
<FONT color="green">386</FONT>                );<a name="line.386"></a>
<FONT color="green">387</FONT>                if (currentGridBandIsDark) {<a name="line.387"></a>
<FONT color="green">388</FONT>                    g2.setPaint(this.gridBandPaint);<a name="line.388"></a>
<FONT color="green">389</FONT>                }<a name="line.389"></a>
<FONT color="green">390</FONT>                else {<a name="line.390"></a>
<FONT color="green">391</FONT>                    g2.setPaint(Color.white);<a name="line.391"></a>
<FONT color="green">392</FONT>                }<a name="line.392"></a>
<FONT color="green">393</FONT>                band = new Rectangle2D.Double(xx + outlineStrokeWidth,<a name="line.393"></a>
<FONT color="green">394</FONT>                    yy1, plotArea.getMaxX() - xx - outlineStrokeWidth, yy2 - yy1);<a name="line.394"></a>
<FONT color="green">395</FONT>                g2.fill(band);<a name="line.395"></a>
<FONT color="green">396</FONT>                currentGridBandIsDark = !currentGridBandIsDark;<a name="line.396"></a>
<FONT color="green">397</FONT>            }<a name="line.397"></a>
<FONT color="green">398</FONT>            g2.setPaintMode();<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>         * Rescales the axis to ensure that all data is visible.<a name="line.402"></a>
<FONT color="green">403</FONT>         */<a name="line.403"></a>
<FONT color="green">404</FONT>        protected void autoAdjustRange() {<a name="line.404"></a>
<FONT color="green">405</FONT>    <a name="line.405"></a>
<FONT color="green">406</FONT>            Plot plot = getPlot();<a name="line.406"></a>
<FONT color="green">407</FONT>            if (plot == null) {<a name="line.407"></a>
<FONT color="green">408</FONT>                return;  // no plot, no data<a name="line.408"></a>
<FONT color="green">409</FONT>            }<a name="line.409"></a>
<FONT color="green">410</FONT>    <a name="line.410"></a>
<FONT color="green">411</FONT>            if (plot instanceof ValueAxisPlot) {<a name="line.411"></a>