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package xyz.wbsite.jmacro.base;
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import cn.hutool.cache.Cache;
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import cn.hutool.cache.CacheUtil;
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import cn.hutool.core.convert.Convert;
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import cn.hutool.core.io.FileUtil;
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import cn.hutool.core.util.ReUtil;
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import xyz.wbsite.jmacro.util.Logger;
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import java.io.File;
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import java.util.List;
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/**
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* 图例
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* <p>
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* 图例分带坐标和不带坐标图例
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* <p>
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* 其中带坐标图例，通过将坐标融合进文件名称实现，定义如下
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* 以something#L0,0.png为例
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* 图例名称：something
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* 图例坐标：#L0,0（在实例化时转为location）
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*
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* @author wangbing
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* @version 0.0.1
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* @since 1.8
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*/
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public class Legend {
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/**
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* 默认图例目录
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*/
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private static File defaultBase = new File("legend");
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/**
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* 图例缓存
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*/
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public static Cache<String, Legend> fileCache = CacheUtil.newLFUCache(999);
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/**
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* 图例目录
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*/
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private File base;
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/**
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* 图例文件
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*/
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private File file;
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/**
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* 图例名称
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*/
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private String name;
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/**
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* 图例坐标
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*/
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private ViewPoint location;
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public static void setDefaultBase(File base) {
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defaultBase = base;
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}
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public static File getDefaultBase() {
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return defaultBase;
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}
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private Legend() {
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}
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/**
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* 获取图例
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*
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* @param name 图例名称
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* @return 图例
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*/
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public static Legend inflate(String name) {
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Legend legend = fileCache.get(name);
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if (legend != null) {
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return legend;
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}
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List<File> files = FileUtil.loopFiles(defaultBase, pathname -> pathname.getName().startsWith(name));
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if (files.size() == 0) {
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Logger.error(defaultBase.getAbsolutePath() + " not found the legend of " + name);
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throw new RuntimeException(defaultBase.getAbsolutePath() + " not found the legend of " + name);
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}
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File file = files.get(0);
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Legend newLegend = new Legend();
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newLegend.base = defaultBase;
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newLegend.file = file;
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newLegend.name = name;
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if (!file.getName().matches("[\\S\\s]+#L[0-9]+,[0-9]+\\.png")) {
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newLegend.location = null;
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} else {
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int x = Convert.toInt(ReUtil.get("[\\S\\s]+#L([0-9]+),[0-9]+\\.png", file.getName(), 1), 0);
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int y = Convert.toInt(ReUtil.get("[\\S\\s]+#L[0-9]+,([0-9]+)\\.png", file.getName(), 1), 0);
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newLegend.location = new ViewPoint(x, y);
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}
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fileCache.put(name, newLegend);
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return newLegend;
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}
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public File getBase() {
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return base;
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}
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public File getFile() {
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return file;
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}
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public String getName() {
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return name;
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}
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public ViewPoint getLocation() {
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return location;
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}
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}
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