timetablexydataset.html

jfreechart1。0。2的api。

<FONT color="green">153</FONT>         * @return The flag.<a name="line.153"></a>
<FONT color="green">154</FONT>         */<a name="line.154"></a>
<FONT color="green">155</FONT>        public boolean getDomainIsPointsInTime() {<a name="line.155"></a>
<FONT color="green">156</FONT>            return this.domainIsPointsInTime;<a name="line.156"></a>
<FONT color="green">157</FONT>        }<a name="line.157"></a>
<FONT color="green">158</FONT>    <a name="line.158"></a>
<FONT color="green">159</FONT>        /**<a name="line.159"></a>
<FONT color="green">160</FONT>         * Sets a flag that controls whether the domain is treated as 'points in <a name="line.160"></a>
<FONT color="green">161</FONT>         * time', or time periods.  A {@link DatasetChangeEvent} is sent to all<a name="line.161"></a>
<FONT color="green">162</FONT>         * registered listeners.<a name="line.162"></a>
<FONT color="green">163</FONT>         *<a name="line.163"></a>
<FONT color="green">164</FONT>         * @param flag  the new value of the flag.<a name="line.164"></a>
<FONT color="green">165</FONT>         */<a name="line.165"></a>
<FONT color="green">166</FONT>        public void setDomainIsPointsInTime(boolean flag) {<a name="line.166"></a>
<FONT color="green">167</FONT>            this.domainIsPointsInTime = flag;<a name="line.167"></a>
<FONT color="green">168</FONT>            notifyListeners(new DatasetChangeEvent(this, this));<a name="line.168"></a>
<FONT color="green">169</FONT>        }<a name="line.169"></a>
<FONT color="green">170</FONT>        <a name="line.170"></a>
<FONT color="green">171</FONT>        /**<a name="line.171"></a>
<FONT color="green">172</FONT>         * Returns the position within each time period that is used for the X <a name="line.172"></a>
<FONT color="green">173</FONT>         * value.<a name="line.173"></a>
<FONT color="green">174</FONT>         * <a name="line.174"></a>
<FONT color="green">175</FONT>         * @return The anchor position (never &lt;code&gt;null&lt;/code&gt;).<a name="line.175"></a>
<FONT color="green">176</FONT>         */<a name="line.176"></a>
<FONT color="green">177</FONT>        public TimePeriodAnchor getXPosition() {<a name="line.177"></a>
<FONT color="green">178</FONT>            return this.xPosition;<a name="line.178"></a>
<FONT color="green">179</FONT>        }<a name="line.179"></a>
<FONT color="green">180</FONT>    <a name="line.180"></a>
<FONT color="green">181</FONT>        /**<a name="line.181"></a>
<FONT color="green">182</FONT>         * Sets the position within each time period that is used for the X values,<a name="line.182"></a>
<FONT color="green">183</FONT>         * then sends a {@link DatasetChangeEvent} to all registered listeners.<a name="line.183"></a>
<FONT color="green">184</FONT>         * <a name="line.184"></a>
<FONT color="green">185</FONT>         * @param anchor  the anchor position (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.185"></a>
<FONT color="green">186</FONT>         */<a name="line.186"></a>
<FONT color="green">187</FONT>        public void setXPosition(TimePeriodAnchor anchor) {<a name="line.187"></a>
<FONT color="green">188</FONT>            if (anchor == null) {<a name="line.188"></a>
<FONT color="green">189</FONT>                throw new IllegalArgumentException("Null 'anchor' argument.");<a name="line.189"></a>
<FONT color="green">190</FONT>            }<a name="line.190"></a>
<FONT color="green">191</FONT>            this.xPosition = anchor;<a name="line.191"></a>
<FONT color="green">192</FONT>            notifyListeners(new DatasetChangeEvent(this, this));    <a name="line.192"></a>
<FONT color="green">193</FONT>        }<a name="line.193"></a>
<FONT color="green">194</FONT>            <a name="line.194"></a>
<FONT color="green">195</FONT>        /**<a name="line.195"></a>
<FONT color="green">196</FONT>         * Adds a new data item to the dataset and sends a <a name="line.196"></a>
<FONT color="green">197</FONT>         * {@link org.jfree.data.general.DatasetChangeEvent} to all registered<a name="line.197"></a>
<FONT color="green">198</FONT>         * listeners.<a name="line.198"></a>
<FONT color="green">199</FONT>         * <a name="line.199"></a>
<FONT color="green">200</FONT>         * @param period  the time period.<a name="line.200"></a>
<FONT color="green">201</FONT>         * @param y  the value for this period.<a name="line.201"></a>
<FONT color="green">202</FONT>         * @param seriesName  the name of the series to add the value.<a name="line.202"></a>
<FONT color="green">203</FONT>         */<a name="line.203"></a>
<FONT color="green">204</FONT>        public void add(TimePeriod period, double y, String seriesName) {<a name="line.204"></a>
<FONT color="green">205</FONT>            add(period, new Double(y), seriesName, true);<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>         * Adds a new data item to the dataset.<a name="line.209"></a>
<FONT color="green">210</FONT>         * <a name="line.210"></a>
<FONT color="green">211</FONT>         * @param period  the time period (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.211"></a>
<FONT color="green">212</FONT>         * @param y  the value for this period (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.212"></a>
<FONT color="green">213</FONT>         * @param seriesName  the name of the series to add the value <a name="line.213"></a>
<FONT color="green">214</FONT>         *                    (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.214"></a>
<FONT color="green">215</FONT>         * @param notify  whether dataset listener are notified or not.<a name="line.215"></a>
<FONT color="green">216</FONT>         */<a name="line.216"></a>
<FONT color="green">217</FONT>        public void add(TimePeriod period, Number y, String seriesName, <a name="line.217"></a>
<FONT color="green">218</FONT>                        boolean notify) {<a name="line.218"></a>
<FONT color="green">219</FONT>            this.values.addValue(y, period, seriesName);<a name="line.219"></a>
<FONT color="green">220</FONT>            if (notify) {<a name="line.220"></a>
<FONT color="green">221</FONT>                fireDatasetChanged();<a name="line.221"></a>
<FONT color="green">222</FONT>            }<a name="line.222"></a>
<FONT color="green">223</FONT>        }<a name="line.223"></a>
<FONT color="green">224</FONT>    <a name="line.224"></a>
<FONT color="green">225</FONT>        /**<a name="line.225"></a>
<FONT color="green">226</FONT>         * Removes an existing data item from the dataset.<a name="line.226"></a>
<FONT color="green">227</FONT>         * <a name="line.227"></a>
<FONT color="green">228</FONT>         * @param period  the (existing!) time period of the value to remove <a name="line.228"></a>
<FONT color="green">229</FONT>         *                (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.229"></a>
<FONT color="green">230</FONT>         * @param seriesName  the (existing!) series name to remove the value <a name="line.230"></a>
<FONT color="green">231</FONT>         *                    (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.231"></a>
<FONT color="green">232</FONT>         */<a name="line.232"></a>
<FONT color="green">233</FONT>        public void remove(TimePeriod period, String seriesName) {<a name="line.233"></a>
<FONT color="green">234</FONT>            remove(period, seriesName, true);<a name="line.234"></a>
<FONT color="green">235</FONT>        }<a name="line.235"></a>
<FONT color="green">236</FONT>        <a name="line.236"></a>
<FONT color="green">237</FONT>        /**<a name="line.237"></a>
<FONT color="green">238</FONT>         * Removes an existing data item from the dataset.<a name="line.238"></a>
<FONT color="green">239</FONT>         * <a name="line.239"></a>
<FONT color="green">240</FONT>         * @param period  the (existing!) time period of the value to remove <a name="line.240"></a>
<FONT color="green">241</FONT>         *                (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.241"></a>
<FONT color="green">242</FONT>         * @param seriesName  the (existing!) series name to remove the value <a name="line.242"></a>
<FONT color="green">243</FONT>         *                    (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.243"></a>
<FONT color="green">244</FONT>         * @param notify  whether dataset listener are notified or not.<a name="line.244"></a>
<FONT color="green">245</FONT>         */<a name="line.245"></a>
<FONT color="green">246</FONT>        public void remove(TimePeriod period, String seriesName, boolean notify) {<a name="line.246"></a>
<FONT color="green">247</FONT>            this.values.removeValue(period, seriesName);<a name="line.247"></a>
<FONT color="green">248</FONT>            if (notify) {<a name="line.248"></a>
<FONT color="green">249</FONT>                fireDatasetChanged();<a name="line.249"></a>
<FONT color="green">250</FONT>            }<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>         * Returns the time period for the specified item.  Bear in mind that all<a name="line.254"></a>
<FONT color="green">255</FONT>         * series share the same set of time periods.<a name="line.255"></a>
<FONT color="green">256</FONT>         * <a name="line.256"></a>
<FONT color="green">257</FONT>         * @param item  the item index (0 &lt;= i &lt;= {@link #getItemCount()}).<a name="line.257"></a>
<FONT color="green">258</FONT>         * <a name="line.258"></a>
<FONT color="green">259</FONT>         * @return The time period.<a name="line.259"></a>
<FONT color="green">260</FONT>         */<a name="line.260"></a>
<FONT color="green">261</FONT>        public TimePeriod getTimePeriod(int item) {<a name="line.261"></a>
<FONT color="green">262</FONT>            return (TimePeriod) this.values.getRowKey(item);    <a name="line.262"></a>
<FONT color="green">263</FONT>        }<a name="line.263"></a>
<FONT color="green">264</FONT>        <a name="line.264"></a>
<FONT color="green">265</FONT>        /**<a name="line.265"></a>
<FONT color="green">266</FONT>         * Returns the number of items in ALL series.<a name="line.266"></a>
<FONT color="green">267</FONT>         *<a name="line.267"></a>
<FONT color="green">268</FONT>         * @return The item count.<a name="line.268"></a>
<FONT color="green">269</FONT>         */<a name="line.269"></a>
<FONT color="green">270</FONT>        public int getItemCount() {<a name="line.270"></a>
<FONT color="green">271</FONT>            return this.values.getRowCount();<a name="line.271"></a>
<FONT color="green">272</FONT>        }<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>         * Returns the number of items in a series.  This is the same value<a name="line.275"></a>
<FONT color="green">276</FONT>         * that is returned by {@link #getItemCount()} since all series<a name="line.276"></a>
<FONT color="green">277</FONT>         * share the same x-values (time periods).<a name="line.277"></a>
<FONT color="green">278</FONT>         *<a name="line.278"></a>
<FONT color="green">279</FONT>         * @param series  the series (zero-based index, ignored).<a name="line.279"></a>
<FONT color="green">280</FONT>         *<a name="line.280"></a>
<FONT color="green">281</FONT>         * @return The number of items within the series.<a name="line.281"></a>
<FONT color="green">282</FONT>         */<a name="line.282"></a>
<FONT color="green">283</FONT>        public int getItemCount(int series) {<a name="line.283"></a>
<FONT color="green">284</FONT>            return getItemCount();<a name="line.284"></a>
<FONT color="green">285</FONT>        }<a name="line.285"></a>
<FONT color="green">286</FONT>        <a name="line.286"></a>
<FONT color="green">287</FONT>        /**<a name="line.287"></a>
<FONT color="green">288</FONT>         * Returns the number of series in the dataset.<a name="line.288"></a>
<FONT color="green">289</FONT>         *<a name="line.289"></a>
<FONT color="green">290</FONT>         * @return The series count.<a name="line.290"></a>
<FONT color="green">291</FONT>         */<a name="line.291"></a>
<FONT color="green">292</FONT>        public int getSeriesCount() {<a name="line.292"></a>
<FONT color="green">293</FONT>            return this.values.getColumnCount();<a name="line.293"></a>
<FONT color="green">294</FONT>        }<a name="line.294"></a>
<FONT color="green">295</FONT>    <a name="line.295"></a>
<FONT color="green">296</FONT>        /**<a name="line.296"></a>
<FONT color="green">297</FONT>         * Returns the key for a series.<a name="line.297"></a>
<FONT color="green">298</FONT>         *<a name="line.298"></a>
<FONT color="green">299</FONT>         * @param series  the series (zero-based index).<a name="line.299"></a>
<FONT color="green">300</FONT>         *<a name="line.300"></a>
<FONT color="green">301</FONT>         * @return The key for the series.<a name="line.301"></a>
<FONT color="green">302</FONT>         */<a name="line.302"></a>
<FONT color="green">303</FONT>        public Comparable getSeriesKey(int series) {<a name="line.303"></a>
<FONT color="green">304</FONT>            return this.values.getColumnKey(series);<a name="line.304"></a>
<FONT color="green">305</FONT>        }<a name="line.305"></a>
<FONT color="green">306</FONT>        <a name="line.306"></a>
<FONT color="green">307</FONT>        /**<a name="line.307"></a>