standardpiesectionlabelgenerator.html

jfreechart最新源代码

<FONT color="green">141</FONT>            this.attributedLabels.set(section, label);<a name="line.141"></a>
<FONT color="green">142</FONT>        }<a name="line.142"></a>
<FONT color="green">143</FONT>        <a name="line.143"></a>
<FONT color="green">144</FONT>        /**<a name="line.144"></a>
<FONT color="green">145</FONT>         * Generates a label for a pie section.<a name="line.145"></a>
<FONT color="green">146</FONT>         * <a name="line.146"></a>
<FONT color="green">147</FONT>         * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.147"></a>
<FONT color="green">148</FONT>         * @param key  the section key (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.148"></a>
<FONT color="green">149</FONT>         * <a name="line.149"></a>
<FONT color="green">150</FONT>         * @return The label (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.150"></a>
<FONT color="green">151</FONT>         */<a name="line.151"></a>
<FONT color="green">152</FONT>        public String generateSectionLabel(PieDataset dataset, Comparable key) {<a name="line.152"></a>
<FONT color="green">153</FONT>            return super.generateSectionLabel(dataset, key);<a name="line.153"></a>
<FONT color="green">154</FONT>        }<a name="line.154"></a>
<FONT color="green">155</FONT>    <a name="line.155"></a>
<FONT color="green">156</FONT>        /**<a name="line.156"></a>
<FONT color="green">157</FONT>         * Generates an attributed label for the specified series, or <a name="line.157"></a>
<FONT color="green">158</FONT>         * &lt;code&gt;null&lt;/code&gt; if no attributed label is available (in which case,<a name="line.158"></a>
<FONT color="green">159</FONT>         * the string returned by <a name="line.159"></a>
<FONT color="green">160</FONT>         * {@link #generateSectionLabel(PieDataset, Comparable)} will <a name="line.160"></a>
<FONT color="green">161</FONT>         * provide the fallback).  Only certain attributes are recognised by the <a name="line.161"></a>
<FONT color="green">162</FONT>         * code that ultimately displays the labels: <a name="line.162"></a>
<FONT color="green">163</FONT>         * &lt;ul&gt;<a name="line.163"></a>
<FONT color="green">164</FONT>         * &lt;li&gt;{@link TextAttribute#FONT}: will set the font;&lt;/li&gt;<a name="line.164"></a>
<FONT color="green">165</FONT>         * &lt;li&gt;{@link TextAttribute#POSTURE}: a value of <a name="line.165"></a>
<FONT color="green">166</FONT>         *     {@link TextAttribute#POSTURE_OBLIQUE} will add {@link Font#ITALIC} to<a name="line.166"></a>
<FONT color="green">167</FONT>         *     the current font;&lt;/li&gt;<a name="line.167"></a>
<FONT color="green">168</FONT>         * &lt;li&gt;{@link TextAttribute#WEIGHT}: a value of <a name="line.168"></a>
<FONT color="green">169</FONT>         *     {@link TextAttribute#WEIGHT_BOLD} will add {@link Font#BOLD} to the <a name="line.169"></a>
<FONT color="green">170</FONT>         *     current font;&lt;/li&gt;<a name="line.170"></a>
<FONT color="green">171</FONT>         * &lt;li&gt;{@link TextAttribute#FOREGROUND}: this will set the {@link Paint} <a name="line.171"></a>
<FONT color="green">172</FONT>         *     for the current&lt;/li&gt;<a name="line.172"></a>
<FONT color="green">173</FONT>         * &lt;li&gt;{@link TextAttribute#SUPERSCRIPT}: the values <a name="line.173"></a>
<FONT color="green">174</FONT>         *     {@link TextAttribute#SUPERSCRIPT_SUB} and <a name="line.174"></a>
<FONT color="green">175</FONT>         *     {@link TextAttribute#SUPERSCRIPT_SUPER} are recognised.&lt;/li&gt; <a name="line.175"></a>
<FONT color="green">176</FONT>         * &lt;/ul&gt;<a name="line.176"></a>
<FONT color="green">177</FONT>         * <a name="line.177"></a>
<FONT color="green">178</FONT>         * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.178"></a>
<FONT color="green">179</FONT>         * @param key  the key.<a name="line.179"></a>
<FONT color="green">180</FONT>         * <a name="line.180"></a>
<FONT color="green">181</FONT>         * @return An attributed label (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.181"></a>
<FONT color="green">182</FONT>         */<a name="line.182"></a>
<FONT color="green">183</FONT>        public AttributedString generateAttributedSectionLabel(PieDataset dataset, <a name="line.183"></a>
<FONT color="green">184</FONT>                                                               Comparable key) {<a name="line.184"></a>
<FONT color="green">185</FONT>            return getAttributedLabel(dataset.getIndex(key));<a name="line.185"></a>
<FONT color="green">186</FONT>        }<a name="line.186"></a>
<FONT color="green">187</FONT>    <a name="line.187"></a>
<FONT color="green">188</FONT>        /**<a name="line.188"></a>
<FONT color="green">189</FONT>         * Tests the generator for equality with an arbitrary object.<a name="line.189"></a>
<FONT color="green">190</FONT>         *<a name="line.190"></a>
<FONT color="green">191</FONT>         * @param obj  the object to test against (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.191"></a>
<FONT color="green">192</FONT>         *<a name="line.192"></a>
<FONT color="green">193</FONT>         * @return A boolean.<a name="line.193"></a>
<FONT color="green">194</FONT>         */<a name="line.194"></a>
<FONT color="green">195</FONT>        public boolean equals(Object obj) {<a name="line.195"></a>
<FONT color="green">196</FONT>            if (obj == this) {<a name="line.196"></a>
<FONT color="green">197</FONT>                return true;<a name="line.197"></a>
<FONT color="green">198</FONT>            }<a name="line.198"></a>
<FONT color="green">199</FONT>            if (!(obj instanceof StandardPieSectionLabelGenerator)) {<a name="line.199"></a>
<FONT color="green">200</FONT>                return false;<a name="line.200"></a>
<FONT color="green">201</FONT>            }<a name="line.201"></a>
<FONT color="green">202</FONT>            if (!super.equals(obj)) {<a name="line.202"></a>
<FONT color="green">203</FONT>                return false;<a name="line.203"></a>
<FONT color="green">204</FONT>            }<a name="line.204"></a>
<FONT color="green">205</FONT>            return 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>         * Returns an independent copy of the generator.<a name="line.209"></a>
<FONT color="green">210</FONT>         * <a name="line.210"></a>
<FONT color="green">211</FONT>         * @return A clone.<a name="line.211"></a>
<FONT color="green">212</FONT>         * <a name="line.212"></a>
<FONT color="green">213</FONT>         * @throws CloneNotSupportedException  should not happen.<a name="line.213"></a>
<FONT color="green">214</FONT>         */<a name="line.214"></a>
<FONT color="green">215</FONT>        public Object clone() throws CloneNotSupportedException {      <a name="line.215"></a>
<FONT color="green">216</FONT>            return super.clone();<a name="line.216"></a>
<FONT color="green">217</FONT>        }<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>




























































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