📄 categorylabelpositions.html
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<FONT color="green">174</FONT> /**<a name="line.174"></a><FONT color="green">175</FONT> * Creates a new instance where the category labels angled downwards by the<a name="line.175"></a><FONT color="green">176</FONT> * specified amount.<a name="line.176"></a><FONT color="green">177</FONT> * <a name="line.177"></a><FONT color="green">178</FONT> * @param angle the rotation angle (should be < Math.PI / 2.0).<a name="line.178"></a><FONT color="green">179</FONT> * <a name="line.179"></a><FONT color="green">180</FONT> * @return A category label position specification.<a name="line.180"></a><FONT color="green">181</FONT> */<a name="line.181"></a><FONT color="green">182</FONT> public static CategoryLabelPositions createDownRotationLabelPositions(<a name="line.182"></a><FONT color="green">183</FONT> double angle) {<a name="line.183"></a><FONT color="green">184</FONT> return new CategoryLabelPositions(<a name="line.184"></a><FONT color="green">185</FONT> new CategoryLabelPosition(<a name="line.185"></a><FONT color="green">186</FONT> RectangleAnchor.BOTTOM, TextBlockAnchor.BOTTOM_RIGHT, <a name="line.186"></a><FONT color="green">187</FONT> TextAnchor.BOTTOM_RIGHT, angle,<a name="line.187"></a><FONT color="green">188</FONT> CategoryLabelWidthType.RANGE, 0.50f<a name="line.188"></a><FONT color="green">189</FONT> ), // TOP<a name="line.189"></a><FONT color="green">190</FONT> new CategoryLabelPosition(<a name="line.190"></a><FONT color="green">191</FONT> RectangleAnchor.TOP, TextBlockAnchor.TOP_LEFT, <a name="line.191"></a><FONT color="green">192</FONT> TextAnchor.TOP_LEFT, angle,<a name="line.192"></a><FONT color="green">193</FONT> CategoryLabelWidthType.RANGE, 0.50f<a name="line.193"></a><FONT color="green">194</FONT> ), // BOTTOM<a name="line.194"></a><FONT color="green">195</FONT> new CategoryLabelPosition(<a name="line.195"></a><FONT color="green">196</FONT> RectangleAnchor.RIGHT, TextBlockAnchor.TOP_RIGHT, <a name="line.196"></a><FONT color="green">197</FONT> TextAnchor.TOP_RIGHT, angle,<a name="line.197"></a><FONT color="green">198</FONT> CategoryLabelWidthType.RANGE, 0.50f<a name="line.198"></a><FONT color="green">199</FONT> ), // LEFT<a name="line.199"></a><FONT color="green">200</FONT> new CategoryLabelPosition(<a name="line.200"></a><FONT color="green">201</FONT> RectangleAnchor.LEFT, TextBlockAnchor.BOTTOM_LEFT, <a name="line.201"></a><FONT color="green">202</FONT> TextAnchor.BOTTOM_LEFT, angle,<a name="line.202"></a><FONT color="green">203</FONT> CategoryLabelWidthType.RANGE, 0.50f<a name="line.203"></a><FONT color="green">204</FONT> ) // RIGHT<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> /** <a name="line.208"></a><FONT color="green">209</FONT> * The label positioning details used when an axis is at the top of a <a name="line.209"></a><FONT color="green">210</FONT> * chart. <a name="line.210"></a><FONT color="green">211</FONT> */<a name="line.211"></a><FONT color="green">212</FONT> private CategoryLabelPosition positionForAxisAtTop;<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> * The label positioning details used when an axis is at the bottom of a <a name="line.215"></a><FONT color="green">216</FONT> * chart. <a name="line.216"></a><FONT color="green">217</FONT> */<a name="line.217"></a><FONT color="green">218</FONT> private CategoryLabelPosition positionForAxisAtBottom;<a name="line.218"></a><FONT color="green">219</FONT> <a name="line.219"></a><FONT color="green">220</FONT> /** <a name="line.220"></a><FONT color="green">221</FONT> * The label positioning details used when an axis is at the left of a <a name="line.221"></a><FONT color="green">222</FONT> * chart. <a name="line.222"></a><FONT color="green">223</FONT> */<a name="line.223"></a><FONT color="green">224</FONT> private CategoryLabelPosition positionForAxisAtLeft;<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> * The label positioning details used when an axis is at the right of a <a name="line.227"></a><FONT color="green">228</FONT> * chart. <a name="line.228"></a><FONT color="green">229</FONT> */<a name="line.229"></a><FONT color="green">230</FONT> private CategoryLabelPosition positionForAxisAtRight;<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> * Default constructor.<a name="line.233"></a><FONT color="green">234</FONT> */<a name="line.234"></a><FONT color="green">235</FONT> public CategoryLabelPositions() {<a name="line.235"></a><FONT color="green">236</FONT> this.positionForAxisAtTop = new CategoryLabelPosition();<a name="line.236"></a><FONT color="green">237</FONT> this.positionForAxisAtBottom = new CategoryLabelPosition();<a name="line.237"></a><FONT color="green">238</FONT> this.positionForAxisAtLeft = new CategoryLabelPosition();<a name="line.238"></a><FONT color="green">239</FONT> this.positionForAxisAtRight = new CategoryLabelPosition();<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> /**<a name="line.242"></a><FONT color="green">243</FONT> * Creates a new position specification.<a name="line.243"></a><FONT color="green">244</FONT> * <a name="line.244"></a><FONT color="green">245</FONT> * @param top the label position info used when an axis is at the top <a name="line.245"></a><FONT color="green">246</FONT> * (<code>null</code> not permitted).<a name="line.246"></a><FONT color="green">247</FONT> * @param bottom the label position info used when an axis is at the <a name="line.247"></a><FONT color="green">248</FONT> * bottom (<code>null</code> not permitted).<a name="line.248"></a><FONT color="green">249</FONT> * @param left the label position info used when an axis is at the left <a name="line.249"></a><FONT color="green">250</FONT> * (<code>null</code> not permitted).<a name="line.250"></a><FONT color="green">251</FONT> * @param right the label position info used when an axis is at the right <a name="line.251"></a><FONT color="green">252</FONT> * (<code>null</code> not permitted).<a name="line.252"></a><FONT color="green">253</FONT> */<a name="line.253"></a><FONT color="green">254</FONT> public CategoryLabelPositions(CategoryLabelPosition top,<a name="line.254"></a><FONT color="green">255</FONT> CategoryLabelPosition bottom,<a name="line.255"></a><FONT color="green">256</FONT> CategoryLabelPosition left,<a name="line.256"></a><FONT color="green">257</FONT> CategoryLabelPosition right) {<a name="line.257"></a><FONT color="green">258</FONT> <a name="line.258"></a><FONT color="green">259</FONT> if (top == null) {<a name="line.259"></a><FONT color="green">260</FONT> throw new IllegalArgumentException("Null 'top' argument.");<a name="line.260"></a><FONT color="green">261</FONT> }<a name="line.261"></a><FONT color="green">262</FONT> if (bottom == null) {<a name="line.262"></a><FONT color="green">263</FONT> throw new IllegalArgumentException("Null 'bottom' argument.");<a name="line.263"></a><FONT color="green">264</FONT> }<a name="line.264"></a><FONT color="green">265</FONT> if (left == null) {<a name="line.265"></a><FONT color="green">266</FONT> throw new IllegalArgumentException("Null 'left' argument.");<a name="line.266"></a><FONT color="green">267</FONT> }<a name="line.267"></a><FONT color="green">268</FONT> if (right == null) {<a name="line.268"></a><FONT color="green">269</FONT> throw new IllegalArgumentException("Null 'right' argument.");<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> this.positionForAxisAtTop = top;<a name="line.272"></a><FONT color="green">273</FONT> this.positionForAxisAtBottom = bottom;<a name="line.273"></a><FONT color="green">274</FONT> this.positionForAxisAtLeft = left;<a name="line.274"></a><FONT color="green">275</FONT> this.positionForAxisAtRight = right;<a name="line.275"></a><FONT color="green">276</FONT> <a name="line.276"></a><FONT color="green">277</FONT> }<a name="line.277"></a><FONT color="green">278</FONT> <a name="line.278"></a><FONT color="green">279</FONT> /**<a name="line.279"></a><FONT color="green">280</FONT> * Returns the category label position specification for an axis at the <a name="line.280"></a><FONT color="green">281</FONT> * given location.<a name="line.281"></a><FONT color="green">282</FONT> * <a name="line.282"></a><FONT color="green">283</FONT> * @param edge the axis location.<a name="line.283"></a><FONT color="green">284</FONT> * <a name="line.284"></a><FONT color="green">285</FONT> * @return The category label position specification.<a name="line.285"></a><FONT color="green">286</FONT> */<a name="line.286"></a><FONT color="green">287</FONT> public CategoryLabelPosition getLabelPosition(RectangleEdge edge) {<a name="line.287"></a><FONT color="green">288</FONT> CategoryLabelPosition result = null;<a name="line.288"></a><FONT color="green">289</FONT> if (edge == RectangleEdge.TOP) {<a name="line.289"></a><FONT color="green">290</FONT> result = this.positionForAxisAtTop;<a name="line.290"></a><FONT color="green">291</FONT> }<a name="line.291"></a><FONT color="green">292</FONT> else if (edge == RectangleEdge.BOTTOM) {<a name="line.292"></a><FONT color="green">293</FONT> result = this.positionForAxisAtBottom;<a name="line.293"></a><FONT color="green">294</FONT> }<a name="line.294"></a><FONT color="green">295</FONT> else if (edge == RectangleEdge.LEFT) {<a name="line.295"></a><FONT color="green">296</FONT> result = this.positionForAxisAtLeft;<a name="line.296"></a><FONT color="green">297</FONT> }<a name="line.297"></a><FONT color="green">298</FONT> else if (edge == RectangleEdge.RIGHT) {<a name="line.298"></a><FONT color="green">299</FONT> result = this.positionForAxisAtRight;<a name="line.299"></a><FONT color="green">300</FONT> }<a name="line.300"></a><FONT color="green">301</FONT> return result;<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> * Returns a new instance based on an existing instance but with the top <a name="line.305"></a><FONT color="green">306</FONT> * position changed.<a name="line.306"></a><FONT color="green">307</FONT> * <a name="line.307"></a><FONT color="green">308</FONT> * @param base the base (<code>null</code> not permitted).<a name="line.308"></a><FONT color="green">309</FONT> * @param top the top position (<code>null</code> not permitted).<a name="line.309"></a><FONT color="green">310</FONT> * <a name="line.310"></a><FONT color="green">311</FONT> * @return A new instance (never <code>null</code>).<a name="line.311"></a><FONT color="green">312</FONT> */<a name="line.312"></a><FONT color="green">313</FONT> public static CategoryLabelPositions replaceTopPosition(<a name="line.313"></a><FONT color="green">314</FONT> CategoryLabelPositions base, CategoryLabelPosition top) {<a name="line.314"></a><FONT color="green">315</FONT> <a name="line.315"></a><FONT color="green">316</FONT> if (base == null) {<a name="line.316"></a><FONT color="green">317</FONT> throw new IllegalArgumentException("Null 'base' argument.");<a name="line.317"></a><FONT color="green">318</FONT> }<a name="line.318"></a><FONT color="green">319</FONT> if (top == null) {<a name="line.319"></a><FONT color="green">320</FONT> throw new IllegalArgumentException("Null 'top' argument.");<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> return new CategoryLabelPositions(<a name="line.323"></a><FONT color="green">324</FONT> top, <a name="line.324"></a><FONT color="green">325</FONT> base.getLabelPosition(RectangleEdge.BOTTOM),<a name="line.325"></a><FONT color="green">326</FONT> base.getLabelPosition(RectangleEdge.LEFT),<a name="line.326"></a><FONT color="green">327</FONT> base.getLabelPosition(RectangleEdge.RIGHT)<a name="line.327"></a><FONT color="green">328</FONT> );<a name="line.328"></a><FONT color="green">329</FONT> }<a name="line.329"></a><FONT color="green">330</FONT> <a name="line.330"></a><FONT color="green">331</FONT> /**<a name="line.331"></a><FONT color="green">332</FONT> * Returns a new instance based on an existing instance but with the bottom<a name="line.332"></a><FONT color="green">333</FONT> * position changed.<a name="line.333"></a><FONT color="green">334</FONT> * <a name="line.334"></a><FONT color="green">335</FONT> * @param base the base (<code>null</code> not permitted).<a name="line.335"></a><FONT color="green">336</FONT> * @param bottom the bottom position (<code>null</code> not permitted).<a name="line.336"></a><FONT color="green">337</FONT> * <a name="line.337"></a><FONT color="green">338</FONT> * @return A new instance (never <code>null</code>).<a name="line.338"></a><FONT color="green">339</FONT> */<a name="line.339"></a><FONT color="green">340</FONT> public static CategoryLabelPositions replaceBottomPosition(<a name="line.340"></a><FONT color="green">341</FONT> CategoryLabelPositions base, CategoryLabelPosition bottom) {<a name="line.341"></a><FONT color="green">342</FONT> <a name="line.342"></a><FONT color="green">343</FONT> if (base == null) {<a name="line.343"></a><FONT color="green">344</FONT> throw new IllegalArgumentException("Null 'base' argument.");<a name="line.344"></a><FONT color="green">345</FONT> }<a name="line.345"></a><FONT color="green">346</FONT> if (bottom == null) {<a name="line.346"></a><FONT color="green">347</FONT> throw new IllegalArgumentException("Null 'bottom' argument.");<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>⌨️ 快捷键说明
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