xypolygonannotation.html

jfreechart1。0。2的api。

<FONT color="green">158</FONT>         * @return The coordinates of the polygon's vertices.<a name="line.158"></a>
<FONT color="green">159</FONT>         * <a name="line.159"></a>
<FONT color="green">160</FONT>         * @since 1.0.2<a name="line.160"></a>
<FONT color="green">161</FONT>         */<a name="line.161"></a>
<FONT color="green">162</FONT>        public double[] getPolygonCoordinates() {<a name="line.162"></a>
<FONT color="green">163</FONT>            return (double[]) this.polygon.clone();<a name="line.163"></a>
<FONT color="green">164</FONT>        }<a name="line.164"></a>
<FONT color="green">165</FONT>        <a name="line.165"></a>
<FONT color="green">166</FONT>        /**<a name="line.166"></a>
<FONT color="green">167</FONT>         * Returns the fill paint.<a name="line.167"></a>
<FONT color="green">168</FONT>         * <a name="line.168"></a>
<FONT color="green">169</FONT>         * @return The fill paint (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.169"></a>
<FONT color="green">170</FONT>         * <a name="line.170"></a>
<FONT color="green">171</FONT>         * @since 1.0.2<a name="line.171"></a>
<FONT color="green">172</FONT>         */<a name="line.172"></a>
<FONT color="green">173</FONT>        public Paint getFillPaint() {<a name="line.173"></a>
<FONT color="green">174</FONT>            return this.fillPaint;<a name="line.174"></a>
<FONT color="green">175</FONT>        }<a name="line.175"></a>
<FONT color="green">176</FONT>        <a name="line.176"></a>
<FONT color="green">177</FONT>        /**<a name="line.177"></a>
<FONT color="green">178</FONT>         * Returns the outline stroke.<a name="line.178"></a>
<FONT color="green">179</FONT>         * <a name="line.179"></a>
<FONT color="green">180</FONT>         * @return The outline stroke (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.180"></a>
<FONT color="green">181</FONT>         * <a name="line.181"></a>
<FONT color="green">182</FONT>         * @since 1.0.2<a name="line.182"></a>
<FONT color="green">183</FONT>         */<a name="line.183"></a>
<FONT color="green">184</FONT>        public Stroke getOutlineStroke() {<a name="line.184"></a>
<FONT color="green">185</FONT>            return this.stroke;<a name="line.185"></a>
<FONT color="green">186</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>         * Returns the outline paint.<a name="line.189"></a>
<FONT color="green">190</FONT>         * <a name="line.190"></a>
<FONT color="green">191</FONT>         * @return The outline paint (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.191"></a>
<FONT color="green">192</FONT>         * <a name="line.192"></a>
<FONT color="green">193</FONT>         * @since 1.0.2<a name="line.193"></a>
<FONT color="green">194</FONT>         */<a name="line.194"></a>
<FONT color="green">195</FONT>        public Paint getOutlinePaint() {<a name="line.195"></a>
<FONT color="green">196</FONT>            return this.outlinePaint;<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>        /**<a name="line.199"></a>
<FONT color="green">200</FONT>         * Draws the annotation.  This method is usually called by the <a name="line.200"></a>
<FONT color="green">201</FONT>         * {@link XYPlot} class, you shouldn't need to call it directly.<a name="line.201"></a>
<FONT color="green">202</FONT>         *<a name="line.202"></a>
<FONT color="green">203</FONT>         * @param g2  the graphics device.<a name="line.203"></a>
<FONT color="green">204</FONT>         * @param plot  the plot.<a name="line.204"></a>
<FONT color="green">205</FONT>         * @param dataArea  the data area.<a name="line.205"></a>
<FONT color="green">206</FONT>         * @param domainAxis  the domain axis.<a name="line.206"></a>
<FONT color="green">207</FONT>         * @param rangeAxis  the range axis.<a name="line.207"></a>
<FONT color="green">208</FONT>         * @param rendererIndex  the renderer index.<a name="line.208"></a>
<FONT color="green">209</FONT>         * @param info  the plot rendering info.<a name="line.209"></a>
<FONT color="green">210</FONT>         */<a name="line.210"></a>
<FONT color="green">211</FONT>        public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,<a name="line.211"></a>
<FONT color="green">212</FONT>                         ValueAxis domainAxis, ValueAxis rangeAxis, <a name="line.212"></a>
<FONT color="green">213</FONT>                         int rendererIndex, PlotRenderingInfo info) {<a name="line.213"></a>
<FONT color="green">214</FONT>    <a name="line.214"></a>
<FONT color="green">215</FONT>            // if we don't have at least 2 (x, y) coordinates, just return<a name="line.215"></a>
<FONT color="green">216</FONT>            if (this.polygon.length &lt; 4) {<a name="line.216"></a>
<FONT color="green">217</FONT>                return;<a name="line.217"></a>
<FONT color="green">218</FONT>            }<a name="line.218"></a>
<FONT color="green">219</FONT>            PlotOrientation orientation = plot.getOrientation();<a name="line.219"></a>
<FONT color="green">220</FONT>            RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(<a name="line.220"></a>
<FONT color="green">221</FONT>                    plot.getDomainAxisLocation(), orientation);<a name="line.221"></a>
<FONT color="green">222</FONT>            RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(<a name="line.222"></a>
<FONT color="green">223</FONT>                    plot.getRangeAxisLocation(), orientation);<a name="line.223"></a>
<FONT color="green">224</FONT>    <a name="line.224"></a>
<FONT color="green">225</FONT>            GeneralPath area = new GeneralPath();<a name="line.225"></a>
<FONT color="green">226</FONT>            double x = domainAxis.valueToJava2D(this.polygon[0], dataArea, <a name="line.226"></a>
<FONT color="green">227</FONT>                    domainEdge);<a name="line.227"></a>
<FONT color="green">228</FONT>            double y = rangeAxis.valueToJava2D(this.polygon[1], dataArea, <a name="line.228"></a>
<FONT color="green">229</FONT>                    rangeEdge);<a name="line.229"></a>
<FONT color="green">230</FONT>            if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.230"></a>
<FONT color="green">231</FONT>                area.moveTo((float) y, (float) x);<a name="line.231"></a>
<FONT color="green">232</FONT>                for (int i = 2; i &lt; this.polygon.length; i += 2) {<a name="line.232"></a>
<FONT color="green">233</FONT>                    x = domainAxis.valueToJava2D(this.polygon[i], dataArea, <a name="line.233"></a>
<FONT color="green">234</FONT>                            domainEdge);<a name="line.234"></a>
<FONT color="green">235</FONT>                    y = rangeAxis.valueToJava2D(this.polygon[i + 1], dataArea, <a name="line.235"></a>
<FONT color="green">236</FONT>                            rangeEdge);<a name="line.236"></a>
<FONT color="green">237</FONT>                    area.lineTo((float) y, (float) x);<a name="line.237"></a>
<FONT color="green">238</FONT>                }<a name="line.238"></a>
<FONT color="green">239</FONT>                area.closePath();<a name="line.239"></a>
<FONT color="green">240</FONT>            }<a name="line.240"></a>
<FONT color="green">241</FONT>            else if (orientation == PlotOrientation.VERTICAL) {<a name="line.241"></a>
<FONT color="green">242</FONT>                area.moveTo((float) x, (float) y);            <a name="line.242"></a>
<FONT color="green">243</FONT>                for (int i = 2; i &lt; this.polygon.length; i += 2) {<a name="line.243"></a>
<FONT color="green">244</FONT>                    x = domainAxis.valueToJava2D(this.polygon[i], dataArea, <a name="line.244"></a>
<FONT color="green">245</FONT>                            domainEdge);<a name="line.245"></a>
<FONT color="green">246</FONT>                    y = rangeAxis.valueToJava2D(this.polygon[i + 1], dataArea, <a name="line.246"></a>
<FONT color="green">247</FONT>                            rangeEdge);<a name="line.247"></a>
<FONT color="green">248</FONT>                    area.lineTo((float) x, (float) y);<a name="line.248"></a>
<FONT color="green">249</FONT>                }<a name="line.249"></a>
<FONT color="green">250</FONT>                area.closePath();<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>            if (this.fillPaint != null) {<a name="line.254"></a>
<FONT color="green">255</FONT>                g2.setPaint(this.fillPaint);<a name="line.255"></a>
<FONT color="green">256</FONT>                g2.fill(area);<a name="line.256"></a>
<FONT color="green">257</FONT>            }<a name="line.257"></a>
<FONT color="green">258</FONT>            <a name="line.258"></a>
<FONT color="green">259</FONT>            if (this.stroke != null &amp;&amp; this.outlinePaint != null) {<a name="line.259"></a>
<FONT color="green">260</FONT>                g2.setPaint(this.outlinePaint);<a name="line.260"></a>
<FONT color="green">261</FONT>                g2.setStroke(this.stroke);<a name="line.261"></a>
<FONT color="green">262</FONT>                g2.draw(area);<a name="line.262"></a>
<FONT color="green">263</FONT>            }<a name="line.263"></a>
<FONT color="green">264</FONT>            addEntity(info, area, rendererIndex, getToolTipText(), getURL());<a name="line.264"></a>
<FONT color="green">265</FONT>            <a name="line.265"></a>
<FONT color="green">266</FONT>        }<a name="line.266"></a>
<FONT color="green">267</FONT>            <a name="line.267"></a>
<FONT color="green">268</FONT>        /**<a name="line.268"></a>
<FONT color="green">269</FONT>         * Tests this annotation for equality with an arbitrary object.<a name="line.269"></a>
<FONT color="green">270</FONT>         * <a name="line.270"></a>
<FONT color="green">271</FONT>         * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.271"></a>
<FONT color="green">272</FONT>         * <a name="line.272"></a>
<FONT color="green">273</FONT>         * @return A boolean.<a name="line.273"></a>
<FONT color="green">274</FONT>         */<a name="line.274"></a>
<FONT color="green">275</FONT>        public boolean equals(Object obj) {<a name="line.275"></a>
<FONT color="green">276</FONT>            if (obj == this) {<a name="line.276"></a>
<FONT color="green">277</FONT>                return true;<a name="line.277"></a>
<FONT color="green">278</FONT>            }<a name="line.278"></a>
<FONT color="green">279</FONT>            // now try to reject equality<a name="line.279"></a>
<FONT color="green">280</FONT>            if (!super.equals(obj)) {<a name="line.280"></a>
<FONT color="green">281</FONT>                return false;<a name="line.281"></a>
<FONT color="green">282</FONT>            }<a name="line.282"></a>
<FONT color="green">283</FONT>            if (!(obj instanceof XYPolygonAnnotation)) {<a name="line.283"></a>
<FONT color="green">284</FONT>                return false;<a name="line.284"></a>
<FONT color="green">285</FONT>            }<a name="line.285"></a>
<FONT color="green">286</FONT>            XYPolygonAnnotation that = (XYPolygonAnnotation) obj;<a name="line.286"></a>
<FONT color="green">287</FONT>            if (!Arrays.equals(this.polygon, that.polygon)) {<a name="line.287"></a>
<FONT color="green">288</FONT>                return false;   <a name="line.288"></a>
<FONT color="green">289</FONT>            }<a name="line.289"></a>
<FONT color="green">290</FONT>            if (!ObjectUtilities.equal(this.stroke, that.stroke)) {<a name="line.290"></a>
<FONT color="green">291</FONT>                return false;<a name="line.291"></a>
<FONT color="green">292</FONT>            }<a name="line.292"></a>
<FONT color="green">293</FONT>            if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint)) {<a name="line.293"></a>
<FONT color="green">294</FONT>                return false;<a name="line.294"></a>
<FONT color="green">295</FONT>            }<a name="line.295"></a>
<FONT color="green">296</FONT>            if (!PaintUtilities.equal(this.fillPaint, that.fillPaint)) {<a name="line.296"></a>
<FONT color="green">297</FONT>                return false;<a name="line.297"></a>
<FONT color="green">298</FONT>            }<a name="line.298"></a>
<FONT color="green">299</FONT>            // seem to be the same<a name="line.299"></a>
<FONT color="green">300</FONT>            return true;<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>        /**<a name="line.303"></a>
<FONT color="green">304</FONT>         * Returns a hash code for this instance.<a name="line.304"></a>
<FONT color="green">305</FONT>         * <a name="line.305"></a>
<FONT color="green">306</FONT>         * @return A hash code.<a name="line.306"></a>
<FONT color="green">307</FONT>         */<a name="line.307"></a>
<FONT color="green">308</FONT>        public int hashCode() {<a name="line.308"></a>
<FONT color="green">309</FONT>            int result = 193;<a name="line.309"></a>
<FONT color="green">310</FONT>            result = 37 * result + hashCodeForDoubleArray(this.polygon);<a name="line.310"></a>
<FONT color="green">311</FONT>            result = 37 * result + hashCodeForPaint(fillPaint);<a name="line.311"></a>
<FONT color="green">312</FONT>            result = 37 * result + hashCodeForPaint(outlinePaint);<a name="line.312"></a>
<FONT color="green">313</FONT>            if (stroke != null) {<a name="line.313"></a>
<FONT color="green">314</FONT>                result = 37 * result + stroke.hashCode();<a name="line.314"></a>
<FONT color="green">315</FONT>            }<a name="line.315"></a>
<FONT color="green">316</FONT>            return result;<a name="line.316"></a>
<FONT color="green">317</FONT>        }<a name="line.317"></a>