barrenderer3d.html

jfreechart1。0。2的api。

<FONT color="green">280</FONT>            float x2 = x3 - (float) Math.abs(this.xOffset);<a name="line.280"></a>
<FONT color="green">281</FONT>    <a name="line.281"></a>
<FONT color="green">282</FONT>            float y0 = (float) dataArea.getMaxY();<a name="line.282"></a>
<FONT color="green">283</FONT>            float y1 = y0 - (float) Math.abs(this.yOffset);<a name="line.283"></a>
<FONT color="green">284</FONT>            float y3 = (float) dataArea.getMinY();<a name="line.284"></a>
<FONT color="green">285</FONT>            float y2 = y3 + (float) Math.abs(this.yOffset);<a name="line.285"></a>
<FONT color="green">286</FONT>    <a name="line.286"></a>
<FONT color="green">287</FONT>            GeneralPath clip = new GeneralPath();<a name="line.287"></a>
<FONT color="green">288</FONT>            clip.moveTo(x0, y0);<a name="line.288"></a>
<FONT color="green">289</FONT>            clip.lineTo(x0, y2);<a name="line.289"></a>
<FONT color="green">290</FONT>            clip.lineTo(x1, y3);<a name="line.290"></a>
<FONT color="green">291</FONT>            clip.lineTo(x3, y3);<a name="line.291"></a>
<FONT color="green">292</FONT>            clip.lineTo(x3, y1);<a name="line.292"></a>
<FONT color="green">293</FONT>            clip.lineTo(x2, y0);<a name="line.293"></a>
<FONT color="green">294</FONT>            clip.closePath();<a name="line.294"></a>
<FONT color="green">295</FONT>    <a name="line.295"></a>
<FONT color="green">296</FONT>            // fill background...<a name="line.296"></a>
<FONT color="green">297</FONT>            Paint backgroundPaint = plot.getBackgroundPaint();<a name="line.297"></a>
<FONT color="green">298</FONT>            if (backgroundPaint != null) {<a name="line.298"></a>
<FONT color="green">299</FONT>                g2.setPaint(backgroundPaint);<a name="line.299"></a>
<FONT color="green">300</FONT>                g2.fill(clip);<a name="line.300"></a>
<FONT color="green">301</FONT>            }<a name="line.301"></a>
<FONT color="green">302</FONT>    <a name="line.302"></a>
<FONT color="green">303</FONT>            GeneralPath leftWall = new GeneralPath();<a name="line.303"></a>
<FONT color="green">304</FONT>            leftWall.moveTo(x0, y0);<a name="line.304"></a>
<FONT color="green">305</FONT>            leftWall.lineTo(x0, y2);<a name="line.305"></a>
<FONT color="green">306</FONT>            leftWall.lineTo(x1, y3);<a name="line.306"></a>
<FONT color="green">307</FONT>            leftWall.lineTo(x1, y1);<a name="line.307"></a>
<FONT color="green">308</FONT>            leftWall.closePath();<a name="line.308"></a>
<FONT color="green">309</FONT>            g2.setPaint(getWallPaint());<a name="line.309"></a>
<FONT color="green">310</FONT>            g2.fill(leftWall);<a name="line.310"></a>
<FONT color="green">311</FONT>    <a name="line.311"></a>
<FONT color="green">312</FONT>            GeneralPath bottomWall = new GeneralPath();<a name="line.312"></a>
<FONT color="green">313</FONT>            bottomWall.moveTo(x0, y0);<a name="line.313"></a>
<FONT color="green">314</FONT>            bottomWall.lineTo(x1, y1);<a name="line.314"></a>
<FONT color="green">315</FONT>            bottomWall.lineTo(x3, y1);<a name="line.315"></a>
<FONT color="green">316</FONT>            bottomWall.lineTo(x2, y0);<a name="line.316"></a>
<FONT color="green">317</FONT>            bottomWall.closePath();<a name="line.317"></a>
<FONT color="green">318</FONT>            g2.setPaint(getWallPaint());<a name="line.318"></a>
<FONT color="green">319</FONT>            g2.fill(bottomWall);<a name="line.319"></a>
<FONT color="green">320</FONT>    <a name="line.320"></a>
<FONT color="green">321</FONT>            // higlight the background corners...<a name="line.321"></a>
<FONT color="green">322</FONT>            g2.setPaint(Color.lightGray);<a name="line.322"></a>
<FONT color="green">323</FONT>            Line2D corner = new Line2D.Double(x0, y0, x1, y1);<a name="line.323"></a>
<FONT color="green">324</FONT>            g2.draw(corner);<a name="line.324"></a>
<FONT color="green">325</FONT>            corner.setLine(x1, y1, x1, y3);<a name="line.325"></a>
<FONT color="green">326</FONT>            g2.draw(corner);<a name="line.326"></a>
<FONT color="green">327</FONT>            corner.setLine(x1, y1, x3, y1);<a name="line.327"></a>
<FONT color="green">328</FONT>            g2.draw(corner);<a name="line.328"></a>
<FONT color="green">329</FONT>    <a name="line.329"></a>
<FONT color="green">330</FONT>            // draw background image, if there is one...<a name="line.330"></a>
<FONT color="green">331</FONT>            Image backgroundImage = plot.getBackgroundImage();<a name="line.331"></a>
<FONT color="green">332</FONT>            if (backgroundImage != null) {<a name="line.332"></a>
<FONT color="green">333</FONT>                Composite originalComposite = g2.getComposite();<a name="line.333"></a>
<FONT color="green">334</FONT>                g2.setComposite(<a name="line.334"></a>
<FONT color="green">335</FONT>                    AlphaComposite.getInstance(<a name="line.335"></a>
<FONT color="green">336</FONT>                        AlphaComposite.SRC, plot.getBackgroundAlpha()<a name="line.336"></a>
<FONT color="green">337</FONT>                    )<a name="line.337"></a>
<FONT color="green">338</FONT>                );<a name="line.338"></a>
<FONT color="green">339</FONT>                g2.drawImage(<a name="line.339"></a>
<FONT color="green">340</FONT>                    backgroundImage,<a name="line.340"></a>
<FONT color="green">341</FONT>                    (int) x1, (int) y3,<a name="line.341"></a>
<FONT color="green">342</FONT>                    (int) (x3 - x1 + 1), (int) (y1 - y3 + 1),<a name="line.342"></a>
<FONT color="green">343</FONT>                    null<a name="line.343"></a>
<FONT color="green">344</FONT>                );<a name="line.344"></a>
<FONT color="green">345</FONT>                g2.setComposite(originalComposite);<a name="line.345"></a>
<FONT color="green">346</FONT>            }<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>    <a name="line.349"></a>
<FONT color="green">350</FONT>        /**<a name="line.350"></a>
<FONT color="green">351</FONT>         * Draws the outline for the plot.<a name="line.351"></a>
<FONT color="green">352</FONT>         *<a name="line.352"></a>
<FONT color="green">353</FONT>         * @param g2  the graphics device.<a name="line.353"></a>
<FONT color="green">354</FONT>         * @param plot  the plot.<a name="line.354"></a>
<FONT color="green">355</FONT>         * @param dataArea  the area inside the axes.<a name="line.355"></a>
<FONT color="green">356</FONT>         */<a name="line.356"></a>
<FONT color="green">357</FONT>        public void drawOutline(Graphics2D g2, CategoryPlot plot, <a name="line.357"></a>
<FONT color="green">358</FONT>                                Rectangle2D dataArea) {<a name="line.358"></a>
<FONT color="green">359</FONT>    <a name="line.359"></a>
<FONT color="green">360</FONT>            float x0 = (float) dataArea.getX();<a name="line.360"></a>
<FONT color="green">361</FONT>            float x1 = x0 + (float) Math.abs(this.xOffset);<a name="line.361"></a>
<FONT color="green">362</FONT>            float x3 = (float) dataArea.getMaxX();<a name="line.362"></a>
<FONT color="green">363</FONT>            float x2 = x3 - (float) Math.abs(this.xOffset);<a name="line.363"></a>
<FONT color="green">364</FONT>    <a name="line.364"></a>
<FONT color="green">365</FONT>            float y0 = (float) dataArea.getMaxY();<a name="line.365"></a>
<FONT color="green">366</FONT>            float y1 = y0 - (float) Math.abs(this.yOffset);<a name="line.366"></a>
<FONT color="green">367</FONT>            float y3 = (float) dataArea.getMinY();<a name="line.367"></a>
<FONT color="green">368</FONT>            float y2 = y3 + (float) Math.abs(this.yOffset);<a name="line.368"></a>
<FONT color="green">369</FONT>    <a name="line.369"></a>
<FONT color="green">370</FONT>            GeneralPath clip = new GeneralPath();<a name="line.370"></a>
<FONT color="green">371</FONT>            clip.moveTo(x0, y0);<a name="line.371"></a>
<FONT color="green">372</FONT>            clip.lineTo(x0, y2);<a name="line.372"></a>
<FONT color="green">373</FONT>            clip.lineTo(x1, y3);<a name="line.373"></a>
<FONT color="green">374</FONT>            clip.lineTo(x3, y3);<a name="line.374"></a>
<FONT color="green">375</FONT>            clip.lineTo(x3, y1);<a name="line.375"></a>
<FONT color="green">376</FONT>            clip.lineTo(x2, y0);<a name="line.376"></a>
<FONT color="green">377</FONT>            clip.closePath();<a name="line.377"></a>
<FONT color="green">378</FONT>    <a name="line.378"></a>
<FONT color="green">379</FONT>            // put an outline around the data area...<a name="line.379"></a>
<FONT color="green">380</FONT>            Stroke outlineStroke = plot.getOutlineStroke();<a name="line.380"></a>
<FONT color="green">381</FONT>            Paint outlinePaint = plot.getOutlinePaint();<a name="line.381"></a>
<FONT color="green">382</FONT>            if ((outlineStroke != null) &amp;&amp; (outlinePaint != null)) {<a name="line.382"></a>
<FONT color="green">383</FONT>                g2.setStroke(outlineStroke);<a name="line.383"></a>
<FONT color="green">384</FONT>                g2.setPaint(outlinePaint);<a name="line.384"></a>
<FONT color="green">385</FONT>                g2.draw(clip);<a name="line.385"></a>
<FONT color="green">386</FONT>            }<a name="line.386"></a>
<FONT color="green">387</FONT>    <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>        /**<a name="line.390"></a>
<FONT color="green">391</FONT>         * Draws a grid line against the domain axis.<a name="line.391"></a>
<FONT color="green">392</FONT>         *<a name="line.392"></a>
<FONT color="green">393</FONT>         * @param g2  the graphics device.<a name="line.393"></a>
<FONT color="green">394</FONT>         * @param plot  the plot.<a name="line.394"></a>
<FONT color="green">395</FONT>         * @param dataArea  the area for plotting data (not yet adjusted for any <a name="line.395"></a>
<FONT color="green">396</FONT>         *                  3D effect).<a name="line.396"></a>
<FONT color="green">397</FONT>         * @param value  the Java2D value at which the grid line should be drawn.<a name="line.397"></a>
<FONT color="green">398</FONT>         *<a name="line.398"></a>
<FONT color="green">399</FONT>         */<a name="line.399"></a>
<FONT color="green">400</FONT>        public void drawDomainGridline(Graphics2D g2,<a name="line.400"></a>
<FONT color="green">401</FONT>                                       CategoryPlot plot,<a name="line.401"></a>
<FONT color="green">402</FONT>                                       Rectangle2D dataArea,<a name="line.402"></a>
<FONT color="green">403</FONT>                                       double value) {<a name="line.403"></a>
<FONT color="green">404</FONT>    <a name="line.404"></a>
<FONT color="green">405</FONT>            Line2D line1 = null;<a name="line.405"></a>
<FONT color="green">406</FONT>            Line2D line2 = null;<a name="line.406"></a>
<FONT color="green">407</FONT>            PlotOrientation orientation = plot.getOrientation();<a name="line.407"></a>
<FONT color="green">408</FONT>            if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.408"></a>
<FONT color="green">409</FONT>                double y0 = value;<a name="line.409"></a>
<FONT color="green">410</FONT>                double y1 = value - getYOffset();<a name="line.410"></a>
<FONT color="green">411</FONT>                double x0 = dataArea.getMinX();<a name="line.411"></a>
<FONT color="green">412</FONT>                double x1 = x0 + getXOffset();<a name="line.412"></a>
<FONT color="green">413</FONT>                double x2 = dataArea.getMaxY();<a name="line.413"></a>
<FONT color="green">414</FONT>                line1 = new Line2D.Double(x0, y0, x1, y1);<a name="line.414"></a>
<FONT color="green">415</FONT>                line2 = new Line2D.Double(x1, y1, x2, y1);<a name="line.415"></a>
<FONT color="green">416</FONT>            }<a name="line.416"></a>
<FONT color="green">417</FONT>            else if (orientation == PlotOrientation.VERTICAL) {<a name="line.417"></a>
<FONT color="green">418</FONT>                double x0 = value;<a name="line.418"></a>
<FONT color="green">419</FONT>                double x1 = value + getXOffset();<a name="line.419"></a>
<FONT color="green">420</FONT>                double y0 = dataArea.getMaxY();<a name="line.420"></a>