xytextannotation.html

jfreechart最新源代码

<FONT color="green">175</FONT>         */<a name="line.175"></a>
<FONT color="green">176</FONT>        public Font getFont() {<a name="line.176"></a>
<FONT color="green">177</FONT>            return this.font;<a name="line.177"></a>
<FONT color="green">178</FONT>        }<a name="line.178"></a>
<FONT color="green">179</FONT>    <a name="line.179"></a>
<FONT color="green">180</FONT>        /**<a name="line.180"></a>
<FONT color="green">181</FONT>         * Sets the font for the annotation.<a name="line.181"></a>
<FONT color="green">182</FONT>         * <a name="line.182"></a>
<FONT color="green">183</FONT>         * @param font  the font.<a name="line.183"></a>
<FONT color="green">184</FONT>         */<a name="line.184"></a>
<FONT color="green">185</FONT>        public void setFont(Font font) {<a name="line.185"></a>
<FONT color="green">186</FONT>            this.font = font;<a name="line.186"></a>
<FONT color="green">187</FONT>        }<a name="line.187"></a>
<FONT color="green">188</FONT>        <a name="line.188"></a>
<FONT color="green">189</FONT>        /**<a name="line.189"></a>
<FONT color="green">190</FONT>         * Returns the paint for the annotation.<a name="line.190"></a>
<FONT color="green">191</FONT>         *<a name="line.191"></a>
<FONT color="green">192</FONT>         * @return The paint.<a name="line.192"></a>
<FONT color="green">193</FONT>         */<a name="line.193"></a>
<FONT color="green">194</FONT>        public Paint getPaint() {<a name="line.194"></a>
<FONT color="green">195</FONT>            return this.paint;<a name="line.195"></a>
<FONT color="green">196</FONT>        }<a name="line.196"></a>
<FONT color="green">197</FONT>        <a name="line.197"></a>
<FONT color="green">198</FONT>        /**<a name="line.198"></a>
<FONT color="green">199</FONT>         * Sets the paint for the annotation.<a name="line.199"></a>
<FONT color="green">200</FONT>         * <a name="line.200"></a>
<FONT color="green">201</FONT>         * @param paint  the paint.<a name="line.201"></a>
<FONT color="green">202</FONT>         */<a name="line.202"></a>
<FONT color="green">203</FONT>        public void setPaint(Paint paint) {<a name="line.203"></a>
<FONT color="green">204</FONT>            this.paint = paint;<a name="line.204"></a>
<FONT color="green">205</FONT>        }<a name="line.205"></a>
<FONT color="green">206</FONT>    <a name="line.206"></a>
<FONT color="green">207</FONT>        /**<a name="line.207"></a>
<FONT color="green">208</FONT>         * Returns the text anchor.<a name="line.208"></a>
<FONT color="green">209</FONT>         * <a name="line.209"></a>
<FONT color="green">210</FONT>         * @return The text anchor.<a name="line.210"></a>
<FONT color="green">211</FONT>         */<a name="line.211"></a>
<FONT color="green">212</FONT>        public TextAnchor getTextAnchor() {<a name="line.212"></a>
<FONT color="green">213</FONT>            return this.textAnchor;<a name="line.213"></a>
<FONT color="green">214</FONT>        }<a name="line.214"></a>
<FONT color="green">215</FONT>        <a name="line.215"></a>
<FONT color="green">216</FONT>        /**<a name="line.216"></a>
<FONT color="green">217</FONT>         * Sets the text anchor (the point on the text bounding rectangle that is <a name="line.217"></a>
<FONT color="green">218</FONT>         * aligned to the (x, y) coordinate of the annotation).<a name="line.218"></a>
<FONT color="green">219</FONT>         * <a name="line.219"></a>
<FONT color="green">220</FONT>         * @param anchor  the anchor point.<a name="line.220"></a>
<FONT color="green">221</FONT>         */<a name="line.221"></a>
<FONT color="green">222</FONT>        public void setTextAnchor(TextAnchor anchor) {<a name="line.222"></a>
<FONT color="green">223</FONT>            this.textAnchor = anchor;<a name="line.223"></a>
<FONT color="green">224</FONT>        }<a name="line.224"></a>
<FONT color="green">225</FONT>        <a name="line.225"></a>
<FONT color="green">226</FONT>        /**<a name="line.226"></a>
<FONT color="green">227</FONT>         * Returns the rotation anchor.<a name="line.227"></a>
<FONT color="green">228</FONT>         * <a name="line.228"></a>
<FONT color="green">229</FONT>         * @return The rotation anchor point.<a name="line.229"></a>
<FONT color="green">230</FONT>         */<a name="line.230"></a>
<FONT color="green">231</FONT>        public TextAnchor getRotationAnchor() {<a name="line.231"></a>
<FONT color="green">232</FONT>            return this.rotationAnchor;<a name="line.232"></a>
<FONT color="green">233</FONT>        }<a name="line.233"></a>
<FONT color="green">234</FONT>        <a name="line.234"></a>
<FONT color="green">235</FONT>        /**<a name="line.235"></a>
<FONT color="green">236</FONT>         * Sets the rotation anchor point.<a name="line.236"></a>
<FONT color="green">237</FONT>         * <a name="line.237"></a>
<FONT color="green">238</FONT>         * @param anchor  the anchor.<a name="line.238"></a>
<FONT color="green">239</FONT>         */<a name="line.239"></a>
<FONT color="green">240</FONT>        public void setRotationAnchor(TextAnchor anchor) {<a name="line.240"></a>
<FONT color="green">241</FONT>            this.rotationAnchor = anchor;    <a name="line.241"></a>
<FONT color="green">242</FONT>        }<a name="line.242"></a>
<FONT color="green">243</FONT>        <a name="line.243"></a>
<FONT color="green">244</FONT>        /**<a name="line.244"></a>
<FONT color="green">245</FONT>         * Returns the rotation angle.<a name="line.245"></a>
<FONT color="green">246</FONT>         * <a name="line.246"></a>
<FONT color="green">247</FONT>         * @return The rotation angle.<a name="line.247"></a>
<FONT color="green">248</FONT>         */<a name="line.248"></a>
<FONT color="green">249</FONT>        public double getRotationAngle() {<a name="line.249"></a>
<FONT color="green">250</FONT>            return this.rotationAngle; <a name="line.250"></a>
<FONT color="green">251</FONT>        }<a name="line.251"></a>
<FONT color="green">252</FONT>        <a name="line.252"></a>
<FONT color="green">253</FONT>        /**<a name="line.253"></a>
<FONT color="green">254</FONT>         * Sets the rotation angle.<a name="line.254"></a>
<FONT color="green">255</FONT>         * &lt;p&gt;<a name="line.255"></a>
<FONT color="green">256</FONT>         * The angle is measured clockwise in radians.<a name="line.256"></a>
<FONT color="green">257</FONT>         * <a name="line.257"></a>
<FONT color="green">258</FONT>         * @param angle  the angle (in radians).<a name="line.258"></a>
<FONT color="green">259</FONT>         */<a name="line.259"></a>
<FONT color="green">260</FONT>        public void setRotationAngle(double angle) {<a name="line.260"></a>
<FONT color="green">261</FONT>            this.rotationAngle = angle;    <a name="line.261"></a>
<FONT color="green">262</FONT>        }<a name="line.262"></a>
<FONT color="green">263</FONT>        <a name="line.263"></a>
<FONT color="green">264</FONT>        /**<a name="line.264"></a>
<FONT color="green">265</FONT>         * Returns the x coordinate for the text anchor point (measured against the<a name="line.265"></a>
<FONT color="green">266</FONT>         * domain axis).<a name="line.266"></a>
<FONT color="green">267</FONT>         * <a name="line.267"></a>
<FONT color="green">268</FONT>         * @return The x coordinate (in data space).<a name="line.268"></a>
<FONT color="green">269</FONT>         */<a name="line.269"></a>
<FONT color="green">270</FONT>        public double getX() {<a name="line.270"></a>
<FONT color="green">271</FONT>            return this.x;<a name="line.271"></a>
<FONT color="green">272</FONT>        }<a name="line.272"></a>
<FONT color="green">273</FONT>        <a name="line.273"></a>
<FONT color="green">274</FONT>        /**<a name="line.274"></a>
<FONT color="green">275</FONT>         * Sets the x coordinate for the text anchor point (measured against the <a name="line.275"></a>
<FONT color="green">276</FONT>         * domain axis).<a name="line.276"></a>
<FONT color="green">277</FONT>         * <a name="line.277"></a>
<FONT color="green">278</FONT>         * @param x  the x coordinate (in data space).<a name="line.278"></a>
<FONT color="green">279</FONT>         */<a name="line.279"></a>
<FONT color="green">280</FONT>        public void setX(double x) {<a name="line.280"></a>
<FONT color="green">281</FONT>            this.x = x;<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>        /**<a name="line.284"></a>
<FONT color="green">285</FONT>         * Returns the y coordinate for the text anchor point (measured against the<a name="line.285"></a>
<FONT color="green">286</FONT>         * range axis).<a name="line.286"></a>
<FONT color="green">287</FONT>         * <a name="line.287"></a>
<FONT color="green">288</FONT>         * @return The y coordinate (in data space).<a name="line.288"></a>
<FONT color="green">289</FONT>         */<a name="line.289"></a>
<FONT color="green">290</FONT>        public double getY() {<a name="line.290"></a>
<FONT color="green">291</FONT>            return this.y;<a name="line.291"></a>
<FONT color="green">292</FONT>        }<a name="line.292"></a>
<FONT color="green">293</FONT>        <a name="line.293"></a>
<FONT color="green">294</FONT>        /**<a name="line.294"></a>
<FONT color="green">295</FONT>         * Sets the y coordinate for the text anchor point (measured against the<a name="line.295"></a>
<FONT color="green">296</FONT>         * range axis).<a name="line.296"></a>
<FONT color="green">297</FONT>         * <a name="line.297"></a>
<FONT color="green">298</FONT>         * @param y  the y coordinate.<a name="line.298"></a>
<FONT color="green">299</FONT>         */<a name="line.299"></a>
<FONT color="green">300</FONT>        public void setY(double y) {<a name="line.300"></a>
<FONT color="green">301</FONT>            this.y = y;<a name="line.301"></a>
<FONT color="green">302</FONT>        }    <a name="line.302"></a>
<FONT color="green">303</FONT>    <a name="line.303"></a>
<FONT color="green">304</FONT>        /**<a name="line.304"></a>
<FONT color="green">305</FONT>         * Draws the annotation.<a name="line.305"></a>
<FONT color="green">306</FONT>         *<a name="line.306"></a>
<FONT color="green">307</FONT>         * @param g2  the graphics device.<a name="line.307"></a>
<FONT color="green">308</FONT>         * @param plot  the plot.<a name="line.308"></a>
<FONT color="green">309</FONT>         * @param dataArea  the data area.<a name="line.309"></a>
<FONT color="green">310</FONT>         * @param domainAxis  the domain axis.<a name="line.310"></a>
<FONT color="green">311</FONT>         * @param rangeAxis  the range axis.<a name="line.311"></a>
<FONT color="green">312</FONT>         * @param rendererIndex  the renderer index.<a name="line.312"></a>
<FONT color="green">313</FONT>         * @param info  an optional info object that will be populated with<a name="line.313"></a>
<FONT color="green">314</FONT>         *              entity information.<a name="line.314"></a>
<FONT color="green">315</FONT>         */<a name="line.315"></a>
<FONT color="green">316</FONT>        public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,<a name="line.316"></a>
<FONT color="green">317</FONT>                         ValueAxis domainAxis, ValueAxis rangeAxis, <a name="line.317"></a>
<FONT color="green">318</FONT>                         int rendererIndex,<a name="line.318"></a>
<FONT color="green">319</FONT>                         PlotRenderingInfo info) {<a name="line.319"></a>
<FONT color="green">320</FONT>    <a name="line.320"></a>
<FONT color="green">321</FONT>            PlotOrientation orientation = plot.getOrientation();<a name="line.321"></a>
<FONT color="green">322</FONT>            RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(<a name="line.322"></a>
<FONT color="green">323</FONT>                plot.getDomainAxisLocation(), orientation<a name="line.323"></a>
<FONT color="green">324</FONT>            );<a name="line.324"></a>
<FONT color="green">325</FONT>            RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(<a name="line.325"></a>
<FONT color="green">326</FONT>                plot.getRangeAxisLocation(), orientation<a name="line.326"></a>
<FONT color="green">327</FONT>            );<a name="line.327"></a>
<FONT color="green">328</FONT>    <a name="line.328"></a>
<FONT color="green">329</FONT>            float anchorX = (float) domainAxis.valueToJava2D(<a name="line.329"></a>
<FONT color="green">330</FONT>                this.x, dataArea, domainEdge<a name="line.330"></a>
<FONT color="green">331</FONT>            );<a name="line.331"></a>
<FONT color="green">332</FONT>            float anchorY = (float) rangeAxis.valueToJava2D(<a name="line.332"></a>
<FONT color="green">333</FONT>                this.y, dataArea, rangeEdge<a name="line.333"></a>
<FONT color="green">334</FONT>            );<a name="line.334"></a>
<FONT color="green">335</FONT>    <a name="line.335"></a>
<FONT color="green">336</FONT>            if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.336"></a>
<FONT color="green">337</FONT>                float tempAnchor = anchorX;<a name="line.337"></a>
<FONT color="green">338</FONT>                anchorX = anchorY;<a name="line.338"></a>
<FONT color="green">339</FONT>                anchorY = tempAnchor;<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>            g2.setFont(getFont());<a name="line.342"></a>
<FONT color="green">343</FONT>            g2.setPaint(getPaint());<a name="line.343"></a>
<FONT color="green">344</FONT>            TextUtilities.drawRotatedString(<a name="line.344"></a>
<FONT color="green">345</FONT>                getText(), <a name="line.345"></a>
<FONT color="green">346</FONT>                g2,<a name="line.346"></a>
<FONT color="green">347</FONT>                anchorX, <a name="line.347"></a>
<FONT color="green">348</FONT>                anchorY,<a name="line.348"></a>
<FONT color="green">349</FONT>                getTextAnchor(),<a name="line.349"></a>
<FONT color="green">350</FONT>                getRotationAngle(),<a name="line.350"></a>
<FONT color="green">351</FONT>                getRotationAnchor()<a name="line.351"></a>