periodaxis.html

jfreechart1。0。2的api。

<FONT color="green">141</FONT>    <a name="line.141"></a>
<FONT color="green">142</FONT>        /** The length of the tick mark outside the data area (zero permitted). */<a name="line.142"></a>
<FONT color="green">143</FONT>        private float minorTickMarkOutsideLength = 2.0f;<a name="line.143"></a>
<FONT color="green">144</FONT>    <a name="line.144"></a>
<FONT color="green">145</FONT>        /** The stroke used to draw tick marks. */<a name="line.145"></a>
<FONT color="green">146</FONT>        private transient Stroke minorTickMarkStroke = new BasicStroke(0.5f);<a name="line.146"></a>
<FONT color="green">147</FONT>    <a name="line.147"></a>
<FONT color="green">148</FONT>        /** The paint used to draw tick marks. */<a name="line.148"></a>
<FONT color="green">149</FONT>        private transient Paint minorTickMarkPaint = Color.black;<a name="line.149"></a>
<FONT color="green">150</FONT>        <a name="line.150"></a>
<FONT color="green">151</FONT>        /** Info for each labelling band. */<a name="line.151"></a>
<FONT color="green">152</FONT>        private PeriodAxisLabelInfo[] labelInfo;<a name="line.152"></a>
<FONT color="green">153</FONT>    <a name="line.153"></a>
<FONT color="green">154</FONT>        /**<a name="line.154"></a>
<FONT color="green">155</FONT>         * Creates a new axis.<a name="line.155"></a>
<FONT color="green">156</FONT>         * <a name="line.156"></a>
<FONT color="green">157</FONT>         * @param label  the axis label.<a name="line.157"></a>
<FONT color="green">158</FONT>         */<a name="line.158"></a>
<FONT color="green">159</FONT>        public PeriodAxis(String label) {<a name="line.159"></a>
<FONT color="green">160</FONT>            this(label, new Day(), new Day());<a name="line.160"></a>
<FONT color="green">161</FONT>        }<a name="line.161"></a>
<FONT color="green">162</FONT>        <a name="line.162"></a>
<FONT color="green">163</FONT>        /**<a name="line.163"></a>
<FONT color="green">164</FONT>         * Creates a new axis.<a name="line.164"></a>
<FONT color="green">165</FONT>         * <a name="line.165"></a>
<FONT color="green">166</FONT>         * @param label  the axis label (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.166"></a>
<FONT color="green">167</FONT>         * @param first  the first time period in the axis range <a name="line.167"></a>
<FONT color="green">168</FONT>         *               (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.168"></a>
<FONT color="green">169</FONT>         * @param last  the last time period in the axis range <a name="line.169"></a>
<FONT color="green">170</FONT>         *              (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.170"></a>
<FONT color="green">171</FONT>         */<a name="line.171"></a>
<FONT color="green">172</FONT>        public PeriodAxis(String label, <a name="line.172"></a>
<FONT color="green">173</FONT>                          RegularTimePeriod first, RegularTimePeriod last) {<a name="line.173"></a>
<FONT color="green">174</FONT>            this(label, first, last, TimeZone.getDefault());<a name="line.174"></a>
<FONT color="green">175</FONT>        }<a name="line.175"></a>
<FONT color="green">176</FONT>        <a name="line.176"></a>
<FONT color="green">177</FONT>        /**<a name="line.177"></a>
<FONT color="green">178</FONT>         * Creates a new axis.<a name="line.178"></a>
<FONT color="green">179</FONT>         * <a name="line.179"></a>
<FONT color="green">180</FONT>         * @param label  the axis label (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.180"></a>
<FONT color="green">181</FONT>         * @param first  the first time period in the axis range <a name="line.181"></a>
<FONT color="green">182</FONT>         *               (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.182"></a>
<FONT color="green">183</FONT>         * @param last  the last time period in the axis range <a name="line.183"></a>
<FONT color="green">184</FONT>         *              (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.184"></a>
<FONT color="green">185</FONT>         * @param timeZone  the time zone (&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 PeriodAxis(String label, <a name="line.187"></a>
<FONT color="green">188</FONT>                          RegularTimePeriod first, RegularTimePeriod last, <a name="line.188"></a>
<FONT color="green">189</FONT>                          TimeZone timeZone) {<a name="line.189"></a>
<FONT color="green">190</FONT>            <a name="line.190"></a>
<FONT color="green">191</FONT>            super(label, null);<a name="line.191"></a>
<FONT color="green">192</FONT>            this.first = first;<a name="line.192"></a>
<FONT color="green">193</FONT>            this.last = last;<a name="line.193"></a>
<FONT color="green">194</FONT>            this.timeZone = timeZone;<a name="line.194"></a>
<FONT color="green">195</FONT>            this.autoRangeTimePeriodClass = first.getClass();<a name="line.195"></a>
<FONT color="green">196</FONT>            this.majorTickTimePeriodClass = first.getClass();<a name="line.196"></a>
<FONT color="green">197</FONT>            this.minorTickMarksVisible = false;<a name="line.197"></a>
<FONT color="green">198</FONT>            this.minorTickTimePeriodClass = RegularTimePeriod.downsize(<a name="line.198"></a>
<FONT color="green">199</FONT>                this.majorTickTimePeriodClass<a name="line.199"></a>
<FONT color="green">200</FONT>            );<a name="line.200"></a>
<FONT color="green">201</FONT>            setAutoRange(true);<a name="line.201"></a>
<FONT color="green">202</FONT>            this.labelInfo = new PeriodAxisLabelInfo[2];<a name="line.202"></a>
<FONT color="green">203</FONT>            this.labelInfo[0] = new PeriodAxisLabelInfo(<a name="line.203"></a>
<FONT color="green">204</FONT>                Month.class, new SimpleDateFormat("MMM")<a name="line.204"></a>
<FONT color="green">205</FONT>            );<a name="line.205"></a>
<FONT color="green">206</FONT>            this.labelInfo[1] = new PeriodAxisLabelInfo(<a name="line.206"></a>
<FONT color="green">207</FONT>                Year.class, new SimpleDateFormat("yyyy")<a name="line.207"></a>
<FONT color="green">208</FONT>            );<a name="line.208"></a>
<FONT color="green">209</FONT>            <a name="line.209"></a>
<FONT color="green">210</FONT>        }<a name="line.210"></a>
<FONT color="green">211</FONT>        <a name="line.211"></a>
<FONT color="green">212</FONT>        /**<a name="line.212"></a>
<FONT color="green">213</FONT>         * Returns the first time period in the axis range.<a name="line.213"></a>
<FONT color="green">214</FONT>         * <a name="line.214"></a>
<FONT color="green">215</FONT>         * @return The first time period (never &lt;code&gt;null&lt;/code&gt;).<a name="line.215"></a>
<FONT color="green">216</FONT>         */<a name="line.216"></a>
<FONT color="green">217</FONT>        public RegularTimePeriod getFirst() {<a name="line.217"></a>
<FONT color="green">218</FONT>            return this.first;<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>        /**<a name="line.221"></a>
<FONT color="green">222</FONT>         * Sets the first time period in the axis range and sends an <a name="line.222"></a>
<FONT color="green">223</FONT>         * {@link AxisChangeEvent} to all registered listeners.<a name="line.223"></a>
<FONT color="green">224</FONT>         * <a name="line.224"></a>
<FONT color="green">225</FONT>         * @param first  the time period (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.225"></a>
<FONT color="green">226</FONT>         */<a name="line.226"></a>
<FONT color="green">227</FONT>        public void setFirst(RegularTimePeriod first) {<a name="line.227"></a>
<FONT color="green">228</FONT>            if (first == null) {<a name="line.228"></a>
<FONT color="green">229</FONT>                throw new IllegalArgumentException("Null 'first' argument.");   <a name="line.229"></a>
<FONT color="green">230</FONT>            }<a name="line.230"></a>
<FONT color="green">231</FONT>            this.first = first;   <a name="line.231"></a>
<FONT color="green">232</FONT>            notifyListeners(new AxisChangeEvent(this));<a name="line.232"></a>
<FONT color="green">233</FONT>        }<a name="line.233"></a>
<FONT color="green">234</FONT>        <a name="line.234"></a>
<FONT color="green">235</FONT>        /**<a name="line.235"></a>
<FONT color="green">236</FONT>         * Returns the last time period in the axis range.<a name="line.236"></a>
<FONT color="green">237</FONT>         * <a name="line.237"></a>
<FONT color="green">238</FONT>         * @return The last time period (never &lt;code&gt;null&lt;/code&gt;).<a name="line.238"></a>
<FONT color="green">239</FONT>         */<a name="line.239"></a>
<FONT color="green">240</FONT>        public RegularTimePeriod getLast() {<a name="line.240"></a>
<FONT color="green">241</FONT>            return this.last;<a name="line.241"></a>
<FONT color="green">242</FONT>        }<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>         * Sets the last time period in the axis range and sends an <a name="line.245"></a>
<FONT color="green">246</FONT>         * {@link AxisChangeEvent} to all registered listeners.<a name="line.246"></a>
<FONT color="green">247</FONT>         * <a name="line.247"></a>
<FONT color="green">248</FONT>         * @param last  the time period (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.248"></a>
<FONT color="green">249</FONT>         */<a name="line.249"></a>
<FONT color="green">250</FONT>        public void setLast(RegularTimePeriod last) {<a name="line.250"></a>
<FONT color="green">251</FONT>            if (last == null) {<a name="line.251"></a>
<FONT color="green">252</FONT>                throw new IllegalArgumentException("Null 'last' argument.");   <a name="line.252"></a>
<FONT color="green">253</FONT>            }<a name="line.253"></a>
<FONT color="green">254</FONT>            this.last = last;   <a name="line.254"></a>
<FONT color="green">255</FONT>            notifyListeners(new AxisChangeEvent(this));<a name="line.255"></a>
<FONT color="green">256</FONT>        }<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>         * Returns the time zone used to convert the periods defining the axis <a name="line.259"></a>
<FONT color="green">260</FONT>         * range into absolute milliseconds.<a name="line.260"></a>
<FONT color="green">261</FONT>         * <a name="line.261"></a>
<FONT color="green">262</FONT>         * @return The time zone (never &lt;code&gt;null&lt;/code&gt;).<a name="line.262"></a>
<FONT color="green">263</FONT>         */<a name="line.263"></a>
<FONT color="green">264</FONT>        public TimeZone getTimeZone() {<a name="line.264"></a>
<FONT color="green">265</FONT>            return this.timeZone;   <a name="line.265"></a>
<FONT color="green">266</FONT>        }<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>         * Sets the time zone that is used to convert the time periods into <a name="line.269"></a>
<FONT color="green">270</FONT>         * absolute milliseconds.<a name="line.270"></a>
<FONT color="green">271</FONT>         * <a name="line.271"></a>
<FONT color="green">272</FONT>         * @param zone  the time zone (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.272"></a>
<FONT color="green">273</FONT>         */<a name="line.273"></a>
<FONT color="green">274</FONT>        public void setTimeZone(TimeZone zone) {<a name="line.274"></a>
<FONT color="green">275</FONT>            if (zone == null) {<a name="line.275"></a>
<FONT color="green">276</FONT>                throw new IllegalArgumentException("Null 'zone' argument.");   <a name="line.276"></a>
<FONT color="green">277</FONT>            }<a name="line.277"></a>
<FONT color="green">278</FONT>            this.timeZone = zone;<a name="line.278"></a>
<FONT color="green">279</FONT>            notifyListeners(new AxisChangeEvent(this));<a name="line.279"></a>
<FONT color="green">280</FONT>        }<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>         * Returns the class used to create the first and last time periods for <a name="line.283"></a>