📄 xyseriescollection.html
字号:
<FONT color="green">176</FONT> fireDatasetChanged();<a name="line.176"></a><FONT color="green">177</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> * Returns the number of series in the collection.<a name="line.180"></a><FONT color="green">181</FONT> *<a name="line.181"></a><FONT color="green">182</FONT> * @return The series count.<a name="line.182"></a><FONT color="green">183</FONT> */<a name="line.183"></a><FONT color="green">184</FONT> public int getSeriesCount() {<a name="line.184"></a><FONT color="green">185</FONT> return this.data.size();<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 a list of all the series in the collection. <a name="line.189"></a><FONT color="green">190</FONT> * <a name="line.190"></a><FONT color="green">191</FONT> * @return The list (which is unmodifiable).<a name="line.191"></a><FONT color="green">192</FONT> */<a name="line.192"></a><FONT color="green">193</FONT> public List getSeries() {<a name="line.193"></a><FONT color="green">194</FONT> return Collections.unmodifiableList(this.data);<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 a series from the collection.<a name="line.198"></a><FONT color="green">199</FONT> *<a name="line.199"></a><FONT color="green">200</FONT> * @param series the series index (zero-based).<a name="line.200"></a><FONT color="green">201</FONT> *<a name="line.201"></a><FONT color="green">202</FONT> * @return The series.<a name="line.202"></a><FONT color="green">203</FONT> * <a name="line.203"></a><FONT color="green">204</FONT> * @throws IllegalArgumentException if <code>series</code> is not in the<a name="line.204"></a><FONT color="green">205</FONT> * range <code>0</code> to <code>getSeriesCount() - 1</code>.<a name="line.205"></a><FONT color="green">206</FONT> */<a name="line.206"></a><FONT color="green">207</FONT> public XYSeries getSeries(int series) {<a name="line.207"></a><FONT color="green">208</FONT> if ((series < 0) || (series >= getSeriesCount())) {<a name="line.208"></a><FONT color="green">209</FONT> throw new IllegalArgumentException("Series index out of bounds");<a name="line.209"></a><FONT color="green">210</FONT> }<a name="line.210"></a><FONT color="green">211</FONT> return (XYSeries) this.data.get(series);<a name="line.211"></a><FONT color="green">212</FONT> }<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> * Returns the key for a series.<a name="line.215"></a><FONT color="green">216</FONT> *<a name="line.216"></a><FONT color="green">217</FONT> * @param series the series index (in the range <code>0</code> to <a name="line.217"></a><FONT color="green">218</FONT> * <code>getSeriesCount() - 1</code>).<a name="line.218"></a><FONT color="green">219</FONT> *<a name="line.219"></a><FONT color="green">220</FONT> * @return The key for a series.<a name="line.220"></a><FONT color="green">221</FONT> * <a name="line.221"></a><FONT color="green">222</FONT> * @throws IllegalArgumentException if <code>series</code> is not in the<a name="line.222"></a><FONT color="green">223</FONT> * specified range.<a name="line.223"></a><FONT color="green">224</FONT> */<a name="line.224"></a><FONT color="green">225</FONT> public Comparable getSeriesKey(int series) {<a name="line.225"></a><FONT color="green">226</FONT> // defer argument checking<a name="line.226"></a><FONT color="green">227</FONT> return getSeries(series).getKey();<a name="line.227"></a><FONT color="green">228</FONT> }<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> * Returns the number of items in the specified series.<a name="line.231"></a><FONT color="green">232</FONT> *<a name="line.232"></a><FONT color="green">233</FONT> * @param series the series (zero-based index).<a name="line.233"></a><FONT color="green">234</FONT> *<a name="line.234"></a><FONT color="green">235</FONT> * @return The item count.<a name="line.235"></a><FONT color="green">236</FONT> * <a name="line.236"></a><FONT color="green">237</FONT> * @throws IllegalArgumentException if <code>series</code> is not in the<a name="line.237"></a><FONT color="green">238</FONT> * range <code>0</code> to <code>getSeriesCount() - 1</code>.<a name="line.238"></a><FONT color="green">239</FONT> */<a name="line.239"></a><FONT color="green">240</FONT> public int getItemCount(int series) {<a name="line.240"></a><FONT color="green">241</FONT> // defer argument checking<a name="line.241"></a><FONT color="green">242</FONT> return getSeries(series).getItemCount();<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> /**<a name="line.245"></a><FONT color="green">246</FONT> * Returns the x-value for the specified series and item.<a name="line.246"></a><FONT color="green">247</FONT> *<a name="line.247"></a><FONT color="green">248</FONT> * @param series the series (zero-based index).<a name="line.248"></a><FONT color="green">249</FONT> * @param item the item (zero-based index).<a name="line.249"></a><FONT color="green">250</FONT> *<a name="line.250"></a><FONT color="green">251</FONT> * @return The value.<a name="line.251"></a><FONT color="green">252</FONT> */<a name="line.252"></a><FONT color="green">253</FONT> public Number getX(int series, int item) {<a name="line.253"></a><FONT color="green">254</FONT> XYSeries ts = (XYSeries) this.data.get(series);<a name="line.254"></a><FONT color="green">255</FONT> XYDataItem xyItem = ts.getDataItem(item);<a name="line.255"></a><FONT color="green">256</FONT> return xyItem.getX();<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> /**<a name="line.259"></a><FONT color="green">260</FONT> * Returns the starting X value for the specified series and item.<a name="line.260"></a><FONT color="green">261</FONT> *<a name="line.261"></a><FONT color="green">262</FONT> * @param series the series (zero-based index).<a name="line.262"></a><FONT color="green">263</FONT> * @param item the item (zero-based index).<a name="line.263"></a><FONT color="green">264</FONT> *<a name="line.264"></a><FONT color="green">265</FONT> * @return The starting X value.<a name="line.265"></a><FONT color="green">266</FONT> */<a name="line.266"></a><FONT color="green">267</FONT> public Number getStartX(int series, int item) {<a name="line.267"></a><FONT color="green">268</FONT> return this.intervalDelegate.getStartX(series, item);<a name="line.268"></a><FONT color="green">269</FONT> }<a name="line.269"></a><FONT color="green">270</FONT> <a name="line.270"></a><FONT color="green">271</FONT> /**<a name="line.271"></a><FONT color="green">272</FONT> * Returns the ending X value for the specified series and item.<a name="line.272"></a><FONT color="green">273</FONT> *<a name="line.273"></a><FONT color="green">274</FONT> * @param series the series (zero-based index).<a name="line.274"></a><FONT color="green">275</FONT> * @param item the item (zero-based index).<a name="line.275"></a><FONT color="green">276</FONT> *<a name="line.276"></a><FONT color="green">277</FONT> * @return The ending X value.<a name="line.277"></a><FONT color="green">278</FONT> */<a name="line.278"></a><FONT color="green">279</FONT> public Number getEndX(int series, int item) {<a name="line.279"></a><FONT color="green">280</FONT> return this.intervalDelegate.getEndX(series, item);<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> * Returns the y-value for the specified series and item.<a name="line.284"></a><FONT color="green">285</FONT> *<a name="line.285"></a><FONT color="green">286</FONT> * @param series the series (zero-based index).<a name="line.286"></a><FONT color="green">287</FONT> * @param index the index of the item of interest (zero-based).<a name="line.287"></a><FONT color="green">288</FONT> *<a name="line.288"></a><FONT color="green">289</FONT> * @return The value (possibly <code>null</code>).<a name="line.289"></a><FONT color="green">290</FONT> */<a name="line.290"></a><FONT color="green">291</FONT> public Number getY(int series, int index) {<a name="line.291"></a><FONT color="green">292</FONT> <a name="line.292"></a><FONT color="green">293</FONT> XYSeries ts = (XYSeries) this.data.get(series);<a name="line.293"></a><FONT color="green">294</FONT> XYDataItem xyItem = ts.getDataItem(index);<a name="line.294"></a><FONT color="green">295</FONT> return xyItem.getY();<a name="line.295"></a><FONT color="green">296</FONT> <a name="line.296"></a><FONT color="green">297</FONT> }<a name="line.297"></a><FONT color="green">298</FONT> <a name="line.298"></a><FONT color="green">299</FONT> /**<a name="line.299"></a><FONT color="green">300</FONT> * Returns the starting Y value for the specified series and item.<a name="line.300"></a><FONT color="green">301</FONT> *<a name="line.301"></a><FONT color="green">302</FONT> * @param series the series (zero-based index).<a name="line.302"></a><FONT color="green">303</FONT> * @param item the item (zero-based index).<a name="line.303"></a><FONT color="green">304</FONT> *<a name="line.304"></a><FONT color="green">305</FONT> * @return The starting Y value.<a name="line.305"></a><FONT color="green">306</FONT> */<a name="line.306"></a><FONT color="green">307</FONT> public Number getStartY(int series, int item) {<a name="line.307"></a><FONT color="green">308</FONT> return getY(series, item);<a name="line.308"></a><FONT color="green">309</FONT> }<a name="line.309"></a><FONT color="green">310</FONT> <a name="line.310"></a><FONT color="green">311</FONT> /**<a name="line.311"></a><FONT color="green">312</FONT> * Returns the ending Y value for the specified series and item.<a name="line.312"></a><FONT color="green">313</FONT> *<a name="line.313"></a><FONT color="green">314</FONT> * @param series the series (zero-based index).<a name="line.314"></a><FONT color="green">315</FONT> * @param item the item (zero-based index).<a name="line.315"></a><FONT color="green">316</FONT> *<a name="line.316"></a><FONT color="green">317</FONT> * @return The ending Y value.<a name="line.317"></a><FONT color="green">318</FONT> */<a name="line.318"></a><FONT color="green">319</FONT> public Number getEndY(int series, int item) {<a name="line.319"></a><FONT color="green">320</FONT> return getY(series, item);<a name="line.320"></a><FONT color="green">321</FONT> }<a name="line.321"></a><FONT color="green">322</FONT> <a name="line.322"></a><FONT color="green">323</FONT> /**<a name="line.323"></a><FONT color="green">324</FONT> * Tests this collection for equality with an arbitrary object.<a name="line.324"></a><FONT color="green">325</FONT> *<a name="line.325"></a><FONT color="green">326</FONT> * @param obj the object (<code>null</code> permitted).<a name="line.326"></a><FONT color="green">327</FONT> *<a name="line.327"></a><FONT color="green">328</FONT> * @return A boolean.<a name="line.328"></a><FONT color="green">329</FONT> */<a name="line.329"></a><FONT color="green">330</FONT> public boolean equals(Object obj) {<a name="line.330"></a><FONT color="green">331</FONT> /* <a name="line.331"></a><FONT color="green">332</FONT> * XXX<a name="line.332"></a><FONT color="green">333</FONT> * <a name="line.333"></a><FONT color="green">334</FONT> * what about the interval delegate...?<a name="line.334"></a><FONT color="green">335</FONT> * The interval width etc wasn't considered<a name="line.335"></a><FONT color="green">336</FONT> * before, hence i did not add it here (AS)<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> <a name="line.339"></a><FONT color="green">340</FONT> if (obj == this) {<a name="line.340"></a><FONT color="green">341</FONT> return true;<a name="line.341"></a><FONT color="green">342</FONT> }<a name="line.342"></a><FONT color="green">343</FONT> if (!(obj instanceof XYSeriesCollection)) {<a name="line.343"></a><FONT color="green">344</FONT> return false;<a name="line.344"></a><FONT color="green">345</FONT> }<a name="line.345"></a><FONT color="green">346</FONT> XYSeriesCollection that = (XYSeriesCollection) obj;<a name="line.346"></a><FONT color="green">347</FONT> return ObjectUtilities.equal(this.data, that.data);<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> * Returns a hash code.<a name="line.351"></a><FONT color="green">352</FONT> * <a name="line.352"></a><FONT color="green">353</FONT> * @return A hash code.<a name="line.353"></a>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -