1 package org.unicode.cldr.util; 2 3 import com.ibm.icu.dev.util.UnicodeMap; 4 5 public class ApproximateWidth { 6 static UnicodeMap<Integer> data = new UnicodeMap<Integer>(); 7 static Integer defaultWidth; 8 getWidth(int cp)9 public static Integer getWidth(int cp) { 10 Integer result = data.get(cp); 11 return result == null ? defaultWidth : result; 12 } 13 14 /** 15 * Return # of ems * 10 16 */ getWidth(CharSequence s)17 public static int getWidth(CharSequence s) { 18 int result = 0; 19 int cp; 20 for (int i = 0; i < s.length(); i += Character.charCount(cp)) { 21 cp = Character.codePointAt(s, i); 22 result += getWidth(cp); 23 } 24 return result; 25 } 26 27 static { 28 SemiFileReader MyFileHander = new SemiFileReader() { 29 @Override 30 public void handleComment(String line, int commentCharPosition) { 31 if (line.contains("@missing")) { 32 String[] items = SPLIT.split(line); 33 defaultWidth = Integer.parseInt(items[1]); 34 } 35 }; 36 37 @Override 38 protected boolean handleLine(int lineCount, int start, int end, String[] items) { 39 data.putAll(start, end, Integer.parseInt(items[1])); 40 return true; 41 } 42 43 }; 44 MyFileHander.process(ApproximateWidth.class, "data/ApproximateWidth.txt")45 MyFileHander.process(ApproximateWidth.class, "data/ApproximateWidth.txt"); 46 } 47 main(String[] args)48 public static void main(String[] args) { 49 for (String arg : args) { 50 System.out.println(arg + ":\t" + getWidth(arg)); 51 } 52 } 53 } 54