colorpalette.html

jfreechart1。0。2的api。

<FONT color="green">178</FONT>            if (this.stepped) {<a name="line.178"></a>
<FONT color="green">179</FONT>                int numSteps = this.tickValues.length;<a name="line.179"></a>
<FONT color="green">180</FONT>                int steps = 256 / (numSteps - 1);<a name="line.180"></a>
<FONT color="green">181</FONT>                izV = steps * (int) (numSteps * (value - minZlog) <a name="line.181"></a>
<FONT color="green">182</FONT>                        / (maxZlog - minZlog)) + 2;<a name="line.182"></a>
<FONT color="green">183</FONT>                //  izV = steps*numSteps*(int)((value/minZ)/(maxZlog-minZlog)) + 2;<a name="line.183"></a>
<FONT color="green">184</FONT>            }<a name="line.184"></a>
<FONT color="green">185</FONT>            else {<a name="line.185"></a>
<FONT color="green">186</FONT>                izV = (int) (253 * (value - minZlog) / (maxZlog - minZlog)) + 2;<a name="line.186"></a>
<FONT color="green">187</FONT>            }<a name="line.187"></a>
<FONT color="green">188</FONT>            izV = Math.min(izV, 255);<a name="line.188"></a>
<FONT color="green">189</FONT>            izV = Math.max(izV, 2);<a name="line.189"></a>
<FONT color="green">190</FONT>    <a name="line.190"></a>
<FONT color="green">191</FONT>            this.minZ = minZtmp;<a name="line.191"></a>
<FONT color="green">192</FONT>            this.maxZ = maxZtmp;<a name="line.192"></a>
<FONT color="green">193</FONT>    <a name="line.193"></a>
<FONT color="green">194</FONT>            return getColor(izV);<a name="line.194"></a>
<FONT color="green">195</FONT>        }<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>         * Returns the maximum Z value.<a name="line.198"></a>
<FONT color="green">199</FONT>         *<a name="line.199"></a>
<FONT color="green">200</FONT>         * @return The value.<a name="line.200"></a>
<FONT color="green">201</FONT>         */<a name="line.201"></a>
<FONT color="green">202</FONT>        public double getMaxZ() {<a name="line.202"></a>
<FONT color="green">203</FONT>            return this.maxZ;<a name="line.203"></a>
<FONT color="green">204</FONT>        }<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>         * Returns the minimum Z value.<a name="line.207"></a>
<FONT color="green">208</FONT>         *<a name="line.208"></a>
<FONT color="green">209</FONT>         * @return The value.<a name="line.209"></a>
<FONT color="green">210</FONT>         */<a name="line.210"></a>
<FONT color="green">211</FONT>        public double getMinZ() {<a name="line.211"></a>
<FONT color="green">212</FONT>            return this.minZ;<a name="line.212"></a>
<FONT color="green">213</FONT>        }<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>         * Returns Paint by mapping a given value to a either a linear or common <a name="line.216"></a>
<FONT color="green">217</FONT>         * log palette as controlled by the value logscale.<a name="line.217"></a>
<FONT color="green">218</FONT>         *<a name="line.218"></a>
<FONT color="green">219</FONT>         * @param value  the value.<a name="line.219"></a>
<FONT color="green">220</FONT>         *<a name="line.220"></a>
<FONT color="green">221</FONT>         * @return The paint.<a name="line.221"></a>
<FONT color="green">222</FONT>         */<a name="line.222"></a>
<FONT color="green">223</FONT>        public Paint getPaint(double value) {<a name="line.223"></a>
<FONT color="green">224</FONT>            if (isLogscale()) {<a name="line.224"></a>
<FONT color="green">225</FONT>                return getColorLog(value);<a name="line.225"></a>
<FONT color="green">226</FONT>            }<a name="line.226"></a>
<FONT color="green">227</FONT>            else {<a name="line.227"></a>
<FONT color="green">228</FONT>                return getColorLinear(value);<a name="line.228"></a>
<FONT color="green">229</FONT>            }<a name="line.229"></a>
<FONT color="green">230</FONT>        }<a name="line.230"></a>
<FONT color="green">231</FONT>    <a name="line.231"></a>
<FONT color="green">232</FONT>        /**<a name="line.232"></a>
<FONT color="green">233</FONT>         * Returns the palette name.<a name="line.233"></a>
<FONT color="green">234</FONT>         *<a name="line.234"></a>
<FONT color="green">235</FONT>         * @return The palette name.<a name="line.235"></a>
<FONT color="green">236</FONT>         */<a name="line.236"></a>
<FONT color="green">237</FONT>        public String getPaletteName () {<a name="line.237"></a>
<FONT color="green">238</FONT>            return this.paletteName;<a name="line.238"></a>
<FONT color="green">239</FONT>        }<a name="line.239"></a>
<FONT color="green">240</FONT>    <a name="line.240"></a>
<FONT color="green">241</FONT>        /**<a name="line.241"></a>
<FONT color="green">242</FONT>         * Returns the tick values.<a name="line.242"></a>
<FONT color="green">243</FONT>         *<a name="line.243"></a>
<FONT color="green">244</FONT>         * @return The tick values.<a name="line.244"></a>
<FONT color="green">245</FONT>         */<a name="line.245"></a>
<FONT color="green">246</FONT>        public double[] getTickValues() {<a name="line.246"></a>
<FONT color="green">247</FONT>            return this.tickValues;<a name="line.247"></a>
<FONT color="green">248</FONT>        }<a name="line.248"></a>
<FONT color="green">249</FONT>    <a name="line.249"></a>
<FONT color="green">250</FONT>        /**<a name="line.250"></a>
<FONT color="green">251</FONT>         * Called to initialize the palette's color indexes<a name="line.251"></a>
<FONT color="green">252</FONT>         */<a name="line.252"></a>
<FONT color="green">253</FONT>        public abstract void initialize();<a name="line.253"></a>
<FONT color="green">254</FONT>    <a name="line.254"></a>
<FONT color="green">255</FONT>        /**<a name="line.255"></a>
<FONT color="green">256</FONT>         * Inverts Palette<a name="line.256"></a>
<FONT color="green">257</FONT>         */<a name="line.257"></a>
<FONT color="green">258</FONT>        public void invertPalette() {<a name="line.258"></a>
<FONT color="green">259</FONT>    <a name="line.259"></a>
<FONT color="green">260</FONT>            int[] red = new int[256];<a name="line.260"></a>
<FONT color="green">261</FONT>            int[] green = new int[256];<a name="line.261"></a>
<FONT color="green">262</FONT>            int[] blue = new int[256];<a name="line.262"></a>
<FONT color="green">263</FONT>            for (int i = 0; i &lt; 256; i++) {<a name="line.263"></a>
<FONT color="green">264</FONT>                red[i] = this.r[i];<a name="line.264"></a>
<FONT color="green">265</FONT>                green[i] = this.g[i];<a name="line.265"></a>
<FONT color="green">266</FONT>                blue[i] = this.b[i];<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>            for (int i = 2; i &lt; 256; i++) {<a name="line.269"></a>
<FONT color="green">270</FONT>                this.r[i] = red[257 - i];<a name="line.270"></a>
<FONT color="green">271</FONT>                this.g[i] = green[257 - i];<a name="line.271"></a>
<FONT color="green">272</FONT>                this.b[i] = blue[257 - i];<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>    <a name="line.275"></a>
<FONT color="green">276</FONT>        /**<a name="line.276"></a>
<FONT color="green">277</FONT>         * Returns the inverse flag.<a name="line.277"></a>
<FONT color="green">278</FONT>         *<a name="line.278"></a>
<FONT color="green">279</FONT>         * @return The flag.<a name="line.279"></a>
<FONT color="green">280</FONT>         */<a name="line.280"></a>
<FONT color="green">281</FONT>        public boolean isInverse () {<a name="line.281"></a>
<FONT color="green">282</FONT>            return this.inverse;<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>        /**<a name="line.285"></a>
<FONT color="green">286</FONT>         * Returns the log-scale flag.<a name="line.286"></a>
<FONT color="green">287</FONT>         *<a name="line.287"></a>
<FONT color="green">288</FONT>         * @return The flag.<a name="line.288"></a>
<FONT color="green">289</FONT>         */<a name="line.289"></a>
<FONT color="green">290</FONT>        public boolean isLogscale() {<a name="line.290"></a>
<FONT color="green">291</FONT>            return this.logscale;<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>         * Returns the 'is-stepped' flag.<a name="line.295"></a>
<FONT color="green">296</FONT>         *<a name="line.296"></a>
<FONT color="green">297</FONT>         * @return The flag.<a name="line.297"></a>
<FONT color="green">298</FONT>         */<a name="line.298"></a>
<FONT color="green">299</FONT>        public boolean isStepped () {<a name="line.299"></a>
<FONT color="green">300</FONT>            return this.stepped;<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>         * Sets the inverse flag.<a name="line.304"></a>
<FONT color="green">305</FONT>         *<a name="line.305"></a>
<FONT color="green">306</FONT>         * @param inverse  the new value.<a name="line.306"></a>
<FONT color="green">307</FONT>         */<a name="line.307"></a>
<FONT color="green">308</FONT>        public void setInverse (boolean inverse) {<a name="line.308"></a>
<FONT color="green">309</FONT>            this.inverse = inverse;<a name="line.309"></a>
<FONT color="green">310</FONT>            initialize();<a name="line.310"></a>
<FONT color="green">311</FONT>            if (inverse) {<a name="line.311"></a>
<FONT color="green">312</FONT>                invertPalette();<a name="line.312"></a>
<FONT color="green">313</FONT>            }<a name="line.313"></a>
<FONT color="green">314</FONT>            return;<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>        /**<a name="line.317"></a>
<FONT color="green">318</FONT>         * Sets the 'log-scale' flag.<a name="line.318"></a>
<FONT color="green">319</FONT>         *<a name="line.319"></a>
<FONT color="green">320</FONT>         * @param logscale  the new value.<a name="line.320"></a>
<FONT color="green">321</FONT>         */<a name="line.321"></a>
<FONT color="green">322</FONT>        public void setLogscale(boolean logscale) {<a name="line.322"></a>
<FONT color="green">323</FONT>            this.logscale = logscale;<a name="line.323"></a>
<FONT color="green">324</FONT>        }<a name="line.324"></a>
<FONT color="green">325</FONT>    <a name="line.325"></a>
<FONT color="green">326</FONT>        /**<a name="line.326"></a>
<FONT color="green">327</FONT>         * Sets the maximum Z value.<a name="line.327"></a>
<FONT color="green">328</FONT>         *<a name="line.328"></a>
<FONT color="green">329</FONT>         * @param newMaxZ  the new value.<a name="line.329"></a>
<FONT color="green">330</FONT>         */<a name="line.330"></a>
<FONT color="green">331</FONT>        public void setMaxZ(double newMaxZ) {<a name="line.331"></a>
<FONT color="green">332</FONT>            this.maxZ = newMaxZ;<a name="line.332"></a>
<FONT color="green">333</FONT>        }<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>         * Sets the minimum Z value.<a name="line.336"></a>
<FONT color="green">337</FONT>         *<a name="line.337"></a>
<FONT color="green">338</FONT>         * @param newMinZ  the new value.<a name="line.338"></a>
<FONT color="green">339</FONT>         */<a name="line.339"></a>
<FONT color="green">340</FONT>        public void setMinZ(double newMinZ) {<a name="line.340"></a>
<FONT color="green">341</FONT>            this.minZ = newMinZ;<a name="line.341"></a>
<FONT color="green">342</FONT>        }<a name="line.342"></a>
<FONT color="green">343</FONT>    <a name="line.343"></a>
<FONT color="green">344</FONT>        /**<a name="line.344"></a>
<FONT color="green">345</FONT>         * Sets the palette name.<a name="line.345"></a>
<FONT color="green">346</FONT>         *<a name="line.346"></a>
<FONT color="green">347</FONT>         * @param paletteName  the name.<a name="line.347"></a>
<FONT color="green">348</FONT>         */<a name="line.348"></a>
<FONT color="green">349</FONT>        public void setPaletteName (String paletteName) {<a name="line.349"></a>
<FONT color="green">350</FONT>            //String oldValue = this.paletteName;<a name="line.350"></a>
<FONT color="green">351</FONT>            this.paletteName = paletteName;<a name="line.351"></a>
<FONT color="green">352</FONT>            return;<a name="line.352"></a>
<FONT color="green">353</FONT>        }<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>         * Sets the stepped flag.<a name="line.356"></a>
<FONT color="green">357</FONT>         *<a name="line.357"></a>