labelblock.html

jfreechart1。0。2的api。

<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 URL text.<a name="line.198"></a>
<FONT color="green">199</FONT>         * <a name="line.199"></a>
<FONT color="green">200</FONT>         * @return The URL text (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.200"></a>
<FONT color="green">201</FONT>         */<a name="line.201"></a>
<FONT color="green">202</FONT>        public String getURLText() {<a name="line.202"></a>
<FONT color="green">203</FONT>            return this.urlText;<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>         * Sets the URL text.<a name="line.207"></a>
<FONT color="green">208</FONT>         * <a name="line.208"></a>
<FONT color="green">209</FONT>         * @param text  the text (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.209"></a>
<FONT color="green">210</FONT>         */<a name="line.210"></a>
<FONT color="green">211</FONT>        public void setURLText(String text) {<a name="line.211"></a>
<FONT color="green">212</FONT>            this.urlText = text;   <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>         * Arranges the contents of the block, within the given constraints, and <a name="line.216"></a>
<FONT color="green">217</FONT>         * returns the block size.<a name="line.217"></a>
<FONT color="green">218</FONT>         * <a name="line.218"></a>
<FONT color="green">219</FONT>         * @param g2  the graphics device.<a name="line.219"></a>
<FONT color="green">220</FONT>         * @param constraint  the constraint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.220"></a>
<FONT color="green">221</FONT>         * <a name="line.221"></a>
<FONT color="green">222</FONT>         * @return The block size (in Java2D units, never &lt;code&gt;null&lt;/code&gt;).<a name="line.222"></a>
<FONT color="green">223</FONT>         */<a name="line.223"></a>
<FONT color="green">224</FONT>        public Size2D arrange(Graphics2D g2, RectangleConstraint constraint) {<a name="line.224"></a>
<FONT color="green">225</FONT>            g2.setFont(this.font);<a name="line.225"></a>
<FONT color="green">226</FONT>            Size2D s = this.label.calculateDimensions(g2);<a name="line.226"></a>
<FONT color="green">227</FONT>            return new Size2D(calculateTotalWidth(s.getWidth()), <a name="line.227"></a>
<FONT color="green">228</FONT>                    calculateTotalHeight(s.getHeight()));<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>         * Draws the block.<a name="line.232"></a>
<FONT color="green">233</FONT>         * <a name="line.233"></a>
<FONT color="green">234</FONT>         * @param g2  the graphics device.<a name="line.234"></a>
<FONT color="green">235</FONT>         * @param area  the area.<a name="line.235"></a>
<FONT color="green">236</FONT>         */<a name="line.236"></a>
<FONT color="green">237</FONT>        public void draw(Graphics2D g2, Rectangle2D area) {<a name="line.237"></a>
<FONT color="green">238</FONT>            draw(g2, area, null);<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>         * Draws the block within the specified area.<a name="line.242"></a>
<FONT color="green">243</FONT>         * <a name="line.243"></a>
<FONT color="green">244</FONT>         * @param g2  the graphics device.<a name="line.244"></a>
<FONT color="green">245</FONT>         * @param area  the area.<a name="line.245"></a>
<FONT color="green">246</FONT>         * @param params  ignored (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.246"></a>
<FONT color="green">247</FONT>         * <a name="line.247"></a>
<FONT color="green">248</FONT>         * @return Always &lt;code&gt;null&lt;/code&gt;.<a name="line.248"></a>
<FONT color="green">249</FONT>         */<a name="line.249"></a>
<FONT color="green">250</FONT>        public Object draw(Graphics2D g2, Rectangle2D area, Object params) {<a name="line.250"></a>
<FONT color="green">251</FONT>            area = trimMargin(area);<a name="line.251"></a>
<FONT color="green">252</FONT>            drawBorder(g2, area);<a name="line.252"></a>
<FONT color="green">253</FONT>            area = trimBorder(area);<a name="line.253"></a>
<FONT color="green">254</FONT>            area = trimPadding(area);<a name="line.254"></a>
<FONT color="green">255</FONT>            <a name="line.255"></a>
<FONT color="green">256</FONT>            // check if we need to collect chart entities from the container<a name="line.256"></a>
<FONT color="green">257</FONT>            EntityBlockParams ebp = null;<a name="line.257"></a>
<FONT color="green">258</FONT>            StandardEntityCollection sec = null;<a name="line.258"></a>
<FONT color="green">259</FONT>            Shape entityArea = null;<a name="line.259"></a>
<FONT color="green">260</FONT>            if (params instanceof EntityBlockParams) {<a name="line.260"></a>
<FONT color="green">261</FONT>                ebp = (EntityBlockParams) params;<a name="line.261"></a>
<FONT color="green">262</FONT>                if (ebp.getGenerateEntities()) {<a name="line.262"></a>
<FONT color="green">263</FONT>                    sec = new StandardEntityCollection();<a name="line.263"></a>
<FONT color="green">264</FONT>                    entityArea = (Shape) area.clone();<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>            g2.setPaint(this.paint);<a name="line.267"></a>
<FONT color="green">268</FONT>            g2.setFont(this.font);<a name="line.268"></a>
<FONT color="green">269</FONT>            this.label.draw(g2, (float) area.getX(), (float) area.getY(), <a name="line.269"></a>
<FONT color="green">270</FONT>                    TextBlockAnchor.TOP_LEFT);<a name="line.270"></a>
<FONT color="green">271</FONT>            BlockResult result = null;<a name="line.271"></a>
<FONT color="green">272</FONT>            if (ebp != null &amp;&amp; sec != null) {<a name="line.272"></a>
<FONT color="green">273</FONT>                if (this.toolTipText != null || this.urlText != null) {<a name="line.273"></a>
<FONT color="green">274</FONT>                    ChartEntity entity = new ChartEntity(entityArea, <a name="line.274"></a>
<FONT color="green">275</FONT>                            this.toolTipText, this.urlText);   <a name="line.275"></a>
<FONT color="green">276</FONT>                    sec.add(entity);<a name="line.276"></a>
<FONT color="green">277</FONT>                    result = new BlockResult();<a name="line.277"></a>
<FONT color="green">278</FONT>                    result.setEntityCollection(sec);<a name="line.278"></a>
<FONT color="green">279</FONT>                }<a name="line.279"></a>
<FONT color="green">280</FONT>            }<a name="line.280"></a>
<FONT color="green">281</FONT>            return result;<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>         * Tests this &lt;code&gt;LabelBlock&lt;/code&gt; for equality with an arbitrary <a name="line.285"></a>
<FONT color="green">286</FONT>         * object.<a name="line.286"></a>
<FONT color="green">287</FONT>         * <a name="line.287"></a>
<FONT color="green">288</FONT>         * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.288"></a>
<FONT color="green">289</FONT>         * <a name="line.289"></a>
<FONT color="green">290</FONT>         * @return A boolean.<a name="line.290"></a>
<FONT color="green">291</FONT>         */<a name="line.291"></a>
<FONT color="green">292</FONT>        public boolean equals(Object obj) {<a name="line.292"></a>
<FONT color="green">293</FONT>            if (!(obj instanceof LabelBlock)) {<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>            LabelBlock that = (LabelBlock) obj;<a name="line.296"></a>
<FONT color="green">297</FONT>            if (!this.text.equals(that.text)) {<a name="line.297"></a>
<FONT color="green">298</FONT>                return false;<a name="line.298"></a>
<FONT color="green">299</FONT>            }<a name="line.299"></a>
<FONT color="green">300</FONT>            if (!this.font.equals(that.font)) {<a name="line.300"></a>
<FONT color="green">301</FONT>                return false;<a name="line.301"></a>
<FONT color="green">302</FONT>            }<a name="line.302"></a>
<FONT color="green">303</FONT>            if (!PaintUtilities.equal(this.paint, that.paint)) {<a name="line.303"></a>
<FONT color="green">304</FONT>                return false;<a name="line.304"></a>
<FONT color="green">305</FONT>            }<a name="line.305"></a>
<FONT color="green">306</FONT>            if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText)) {<a name="line.306"></a>
<FONT color="green">307</FONT>                return false;<a name="line.307"></a>
<FONT color="green">308</FONT>            }<a name="line.308"></a>
<FONT color="green">309</FONT>            if (!ObjectUtilities.equal(this.urlText, that.urlText)) {<a name="line.309"></a>
<FONT color="green">310</FONT>                return false;<a name="line.310"></a>
<FONT color="green">311</FONT>            }<a name="line.311"></a>
<FONT color="green">312</FONT>            if (!super.equals(obj)) {<a name="line.312"></a>
<FONT color="green">313</FONT>                return false;<a name="line.313"></a>
<FONT color="green">314</FONT>            }<a name="line.314"></a>
<FONT color="green">315</FONT>            return true;<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>        /**<a name="line.318"></a>
<FONT color="green">319</FONT>         * Returns a clone of this &lt;code&gt;LabelBlock&lt;/code&gt; instance.<a name="line.319"></a>
<FONT color="green">320</FONT>         * <a name="line.320"></a>
<FONT color="green">321</FONT>         * @return A clone.<a name="line.321"></a>
<FONT color="green">322</FONT>         * <a name="line.322"></a>
<FONT color="green">323</FONT>         * @throws CloneNotSupportedException if there is a problem cloning.<a name="line.323"></a>
<FONT color="green">324</FONT>         */<a name="line.324"></a>
<FONT color="green">325</FONT>        public Object clone() throws CloneNotSupportedException {<a name="line.325"></a>
<FONT color="green">326</FONT>            return super.clone();<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>




























































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