fastscatterplot.html

jfreechart最新源代码

<FONT color="green">144</FONT>        /** The stroke used to draw the range grid-lines. */<a name="line.144"></a>
<FONT color="green">145</FONT>        private transient Stroke rangeGridlineStroke;<a name="line.145"></a>
<FONT color="green">146</FONT>    <a name="line.146"></a>
<FONT color="green">147</FONT>        /** The paint used to draw the range grid-lines. */<a name="line.147"></a>
<FONT color="green">148</FONT>        private transient Paint rangeGridlinePaint;<a name="line.148"></a>
<FONT color="green">149</FONT>    <a name="line.149"></a>
<FONT color="green">150</FONT>        /** The resourceBundle for the localization. */<a name="line.150"></a>
<FONT color="green">151</FONT>        protected static ResourceBundle localizationResources = <a name="line.151"></a>
<FONT color="green">152</FONT>            ResourceBundle.getBundle("org.jfree.chart.plot.LocalizationBundle");<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 an empty plot.<a name="line.155"></a>
<FONT color="green">156</FONT>         */<a name="line.156"></a>
<FONT color="green">157</FONT>        public FastScatterPlot() {<a name="line.157"></a>
<FONT color="green">158</FONT>            this(null, null, null);    <a name="line.158"></a>
<FONT color="green">159</FONT>        }<a name="line.159"></a>
<FONT color="green">160</FONT>        <a name="line.160"></a>
<FONT color="green">161</FONT>        /**<a name="line.161"></a>
<FONT color="green">162</FONT>         * Creates a new fast scatter plot.<a name="line.162"></a>
<FONT color="green">163</FONT>         * &lt;P&gt;<a name="line.163"></a>
<FONT color="green">164</FONT>         * The data is an array of x, y values:  data[0][i] = x, data[1][i] = y.<a name="line.164"></a>
<FONT color="green">165</FONT>         *<a name="line.165"></a>
<FONT color="green">166</FONT>         * @param data  the data.<a name="line.166"></a>
<FONT color="green">167</FONT>         * @param domainAxis  the domain (x) axis.<a name="line.167"></a>
<FONT color="green">168</FONT>         * @param rangeAxis  the range (y) axis.<a name="line.168"></a>
<FONT color="green">169</FONT>         */<a name="line.169"></a>
<FONT color="green">170</FONT>        public FastScatterPlot(float[][] data, <a name="line.170"></a>
<FONT color="green">171</FONT>                               ValueAxis domainAxis, ValueAxis rangeAxis) {<a name="line.171"></a>
<FONT color="green">172</FONT>    <a name="line.172"></a>
<FONT color="green">173</FONT>            super();<a name="line.173"></a>
<FONT color="green">174</FONT>    <a name="line.174"></a>
<FONT color="green">175</FONT>            this.data = data;<a name="line.175"></a>
<FONT color="green">176</FONT>            this.xDataRange = calculateXDataRange(data);<a name="line.176"></a>
<FONT color="green">177</FONT>            this.yDataRange = calculateYDataRange(data);<a name="line.177"></a>
<FONT color="green">178</FONT>            this.domainAxis = domainAxis;<a name="line.178"></a>
<FONT color="green">179</FONT>            if (domainAxis != null) {<a name="line.179"></a>
<FONT color="green">180</FONT>                domainAxis.setPlot(this);<a name="line.180"></a>
<FONT color="green">181</FONT>                domainAxis.addChangeListener(this);<a name="line.181"></a>
<FONT color="green">182</FONT>            }<a name="line.182"></a>
<FONT color="green">183</FONT>    <a name="line.183"></a>
<FONT color="green">184</FONT>            this.rangeAxis = rangeAxis;<a name="line.184"></a>
<FONT color="green">185</FONT>            if (rangeAxis != null) {<a name="line.185"></a>
<FONT color="green">186</FONT>                rangeAxis.setPlot(this);<a name="line.186"></a>
<FONT color="green">187</FONT>                rangeAxis.addChangeListener(this);<a name="line.187"></a>
<FONT color="green">188</FONT>            }<a name="line.188"></a>
<FONT color="green">189</FONT>    <a name="line.189"></a>
<FONT color="green">190</FONT>            this.paint = Color.red;<a name="line.190"></a>
<FONT color="green">191</FONT>            <a name="line.191"></a>
<FONT color="green">192</FONT>            this.domainGridlinesVisible = true;<a name="line.192"></a>
<FONT color="green">193</FONT>            this.domainGridlinePaint = FastScatterPlot.DEFAULT_GRIDLINE_PAINT;<a name="line.193"></a>
<FONT color="green">194</FONT>            this.domainGridlineStroke = FastScatterPlot.DEFAULT_GRIDLINE_STROKE;<a name="line.194"></a>
<FONT color="green">195</FONT>    <a name="line.195"></a>
<FONT color="green">196</FONT>            this.rangeGridlinesVisible = true;<a name="line.196"></a>
<FONT color="green">197</FONT>            this.rangeGridlinePaint = FastScatterPlot.DEFAULT_GRIDLINE_PAINT;<a name="line.197"></a>
<FONT color="green">198</FONT>            this.rangeGridlineStroke = FastScatterPlot.DEFAULT_GRIDLINE_STROKE;<a name="line.198"></a>
<FONT color="green">199</FONT>        <a name="line.199"></a>
<FONT color="green">200</FONT>        }<a name="line.200"></a>
<FONT color="green">201</FONT>    <a name="line.201"></a>
<FONT color="green">202</FONT>        /**<a name="line.202"></a>
<FONT color="green">203</FONT>         * Returns a short string describing the plot type.<a name="line.203"></a>
<FONT color="green">204</FONT>         *<a name="line.204"></a>
<FONT color="green">205</FONT>         * @return A short string describing the plot type.<a name="line.205"></a>
<FONT color="green">206</FONT>         */<a name="line.206"></a>
<FONT color="green">207</FONT>        public String getPlotType() {<a name="line.207"></a>
<FONT color="green">208</FONT>            return localizationResources.getString("Fast_Scatter_Plot");<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>         * Returns the data array used by the plot.<a name="line.212"></a>
<FONT color="green">213</FONT>         * <a name="line.213"></a>
<FONT color="green">214</FONT>         * @return The data array (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.214"></a>
<FONT color="green">215</FONT>         */<a name="line.215"></a>
<FONT color="green">216</FONT>        public float[][] getData() {<a name="line.216"></a>
<FONT color="green">217</FONT>            return this.data;   <a name="line.217"></a>
<FONT color="green">218</FONT>        }<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>         * Sets the data array used by the plot and sends a {@link PlotChangeEvent}<a name="line.221"></a>
<FONT color="green">222</FONT>         * to all registered listeners.<a name="line.222"></a>
<FONT color="green">223</FONT>         * <a name="line.223"></a>
<FONT color="green">224</FONT>         * @param data  the data array (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.224"></a>
<FONT color="green">225</FONT>         */<a name="line.225"></a>
<FONT color="green">226</FONT>        public void setData(float[][] data) {<a name="line.226"></a>
<FONT color="green">227</FONT>            this.data = data;<a name="line.227"></a>
<FONT color="green">228</FONT>            notifyListeners(new PlotChangeEvent(this));<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>         * Returns the orientation of the plot.<a name="line.232"></a>
<FONT color="green">233</FONT>         * <a name="line.233"></a>
<FONT color="green">234</FONT>         * @return The orientation (always {@link PlotOrientation#VERTICAL}).<a name="line.234"></a>
<FONT color="green">235</FONT>         */<a name="line.235"></a>
<FONT color="green">236</FONT>        public PlotOrientation getOrientation() {<a name="line.236"></a>
<FONT color="green">237</FONT>            return PlotOrientation.VERTICAL;    <a name="line.237"></a>
<FONT color="green">238</FONT>        }<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>         * Returns the domain axis for the plot.  If the domain axis for this plot<a name="line.241"></a>
<FONT color="green">242</FONT>         * is null, then the method will return the parent plot's domain axis (if<a name="line.242"></a>
<FONT color="green">243</FONT>         * there is a parent plot).<a name="line.243"></a>
<FONT color="green">244</FONT>         *<a name="line.244"></a>
<FONT color="green">245</FONT>         * @return The domain axis.<a name="line.245"></a>
<FONT color="green">246</FONT>         */<a name="line.246"></a>
<FONT color="green">247</FONT>        public ValueAxis getDomainAxis() {<a name="line.247"></a>
<FONT color="green">248</FONT>            return this.domainAxis;<a name="line.248"></a>
<FONT color="green">249</FONT>        }<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>         * Returns the range axis for the plot.  If the range axis for this plot is<a name="line.252"></a>
<FONT color="green">253</FONT>         * null, then the method will return the parent plot's range axis (if<a name="line.253"></a>
<FONT color="green">254</FONT>         * there is a parent plot).<a name="line.254"></a>
<FONT color="green">255</FONT>         *<a name="line.255"></a>
<FONT color="green">256</FONT>         * @return The range axis.<a name="line.256"></a>
<FONT color="green">257</FONT>         */<a name="line.257"></a>
<FONT color="green">258</FONT>        public ValueAxis getRangeAxis() {<a name="line.258"></a>
<FONT color="green">259</FONT>            return this.rangeAxis;<a name="line.259"></a>
<FONT color="green">260</FONT>        }<a name="line.260"></a>
<FONT color="green">261</FONT>    <a name="line.261"></a>
<FONT color="green">262</FONT>        /**<a name="line.262"></a>
<FONT color="green">263</FONT>         * Returns the paint used to plot data points.<a name="line.263"></a>
<FONT color="green">264</FONT>         *<a name="line.264"></a>
<FONT color="green">265</FONT>         * @return The paint.<a name="line.265"></a>
<FONT color="green">266</FONT>         */<a name="line.266"></a>
<FONT color="green">267</FONT>        public Paint getPaint() {<a name="line.267"></a>
<FONT color="green">268</FONT>            return this.paint;<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>         * Sets the color for the data points and sends a {@link PlotChangeEvent} <a name="line.272"></a>
<FONT color="green">273</FONT>         * to all registered listeners.<a name="line.273"></a>
<FONT color="green">274</FONT>         *<a name="line.274"></a>
<FONT color="green">275</FONT>         * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.275"></a>
<FONT color="green">276</FONT>         */<a name="line.276"></a>
<FONT color="green">277</FONT>        public void setPaint(Paint paint) {<a name="line.277"></a>
<FONT color="green">278</FONT>            if (paint == null) {<a name="line.278"></a>
<FONT color="green">279</FONT>                throw new IllegalArgumentException("Null 'paint' argument.");<a name="line.279"></a>
<FONT color="green">280</FONT>            }<a name="line.280"></a>
<FONT color="green">281</FONT>            this.paint = paint;<a name="line.281"></a>
<FONT color="green">282</FONT>            notifyListeners(new PlotChangeEvent(this));<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>        /**<a name="line.285"></a>
<FONT color="green">286</FONT>         * Returns &lt;code&gt;true&lt;/code&gt; if the domain gridlines are visible, and <a name="line.286"></a>
<FONT color="green">287</FONT>         * &lt;code&gt;false&lt;code&gt; otherwise.<a name="line.287"></a>
<FONT color="green">288</FONT>         *<a name="line.288"></a>
<FONT color="green">289</FONT>         * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.289"></a>