src/main/java/org/vaadin/console/ansi/DefaultANSICodeConverter.java
branchconsoleWithANSI
changeset 15 ea825ba6336b
child 16 942d8db3a181
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/main/java/org/vaadin/console/ansi/DefaultANSICodeConverter.java	Tue May 31 15:52:03 2011 +0400
     1.3 @@ -0,0 +1,107 @@
     1.4 +package org.vaadin.console.ansi;
     1.5 +
     1.6 +import java.util.HashMap;
     1.7 +import java.util.Map;
     1.8 +import java.util.regex.Matcher;
     1.9 +import java.util.regex.Pattern;
    1.10 +
    1.11 +/**
    1.12 + * Default converter for numeric-only ANSI codes. 
    1.13 + * 
    1.14 + * @author indvdum
    1.15 + * 31.05.2011 13:55:47
    1.16 + *
    1.17 + */
    1.18 +public class DefaultANSICodeConverter implements ANSICodeConverter {
    1.19 +	
    1.20 +	protected static final Map<Integer, String> ANSI_CSS = new HashMap<Integer, String>();
    1.21 +	static{
    1.22 +		ANSI_CSS.put(0, "");
    1.23 +		ANSI_CSS.put(1, "term-font-weight-bolder");
    1.24 +		ANSI_CSS.put(2, "term-font-weight-lighter");
    1.25 +		ANSI_CSS.put(3, "term-font-style-italic");
    1.26 +		ANSI_CSS.put(4, "term-text-decoration-underline");
    1.27 +		ANSI_CSS.put(5, "term-text-decoration-blink");
    1.28 +		ANSI_CSS.put(6, "term-text-decoration-blink");
    1.29 +		
    1.30 +		ANSI_CSS.put(9, "term-text-decoration-line-through");
    1.31 +		
    1.32 +		ANSI_CSS.put(22, "term-font-weight-normal");
    1.33 +		
    1.34 +		ANSI_CSS.put(24, "term-text-decoration-none");
    1.35 +		ANSI_CSS.put(25, "term-text-decoration-none");
    1.36 +		
    1.37 +		ANSI_CSS.put(29, "term-text-decoration-none");
    1.38 +		
    1.39 +		ANSI_CSS.put(30, "term-color-black");
    1.40 +		ANSI_CSS.put(31, "term-color-red");
    1.41 +		ANSI_CSS.put(32, "term-color-green");
    1.42 +		ANSI_CSS.put(33, "term-color-yellow");
    1.43 +		ANSI_CSS.put(34, "term-color-blue");
    1.44 +		ANSI_CSS.put(35, "term-color-purple");
    1.45 +		ANSI_CSS.put(36, "term-color-teal");
    1.46 +		ANSI_CSS.put(37, "term-color-silver");
    1.47 +		
    1.48 +		ANSI_CSS.put(40, "term-background-color-black");
    1.49 +		ANSI_CSS.put(41, "term-background-color-red");
    1.50 +		ANSI_CSS.put(42, "term-background-color-green");
    1.51 +		ANSI_CSS.put(43, "term-background-color-yellow");
    1.52 +		ANSI_CSS.put(44, "term-background-color-blue");
    1.53 +		ANSI_CSS.put(45, "term-background-color-purple");
    1.54 +		ANSI_CSS.put(46, "term-background-color-teal");
    1.55 +		ANSI_CSS.put(47, "term-background-color-silver");
    1.56 +		
    1.57 +		ANSI_CSS.put(53, "term-text-decoration-overline");
    1.58 +		ANSI_CSS.put(55, "term-text-decoration-none");
    1.59 +	}
    1.60 +	
    1.61 +	@Override
    1.62 +	public String convertANSIToCSS(String ansiEscapeSequence) {
    1.63 +		StringBuilder cssClasses = new StringBuilder("");
    1.64 +		Matcher matcher = Pattern.compile(ANSI_PATTERN).matcher(ansiEscapeSequence);
    1.65 +		if(!matcher.matches())
    1.66 +			return cssClasses.toString();
    1.67 +		String codes[] = matcher.group(2).split(";");
    1.68 +		for(int i = 0; i < codes.length; i++){
    1.69 +			if(!codes[i].matches("[0-9]+")) // processing only numeric codes
    1.70 +				continue;
    1.71 +			int nCode = Integer.valueOf(codes[i]);
    1.72 +			if(nCode == 38){ // Set xterm-256 text color, nothing to do
    1.73 +				i+=2;
    1.74 +				continue;
    1.75 +			}
    1.76 +			if(nCode == 48){ // Set xterm-256 background color, nothing to do
    1.77 +				i+=2;
    1.78 +				continue;
    1.79 +			}
    1.80 +			String cssClass = getCSSClass(nCode);
    1.81 +			if(cssClass == null)
    1.82 +				continue;
    1.83 +			cssClass = cssClass.trim();
    1.84 +			if(cssClass.length() > 0)
    1.85 +				cssClasses.append(cssClass).append(" "); 
    1.86 +		}
    1.87 +		return cssClasses.toString().trim();
    1.88 +	}
    1.89 +
    1.90 +	/**
    1.91 +	 * Converting one numeric ANSI code to one or many CSS-classes. 
    1.92 +	 *
    1.93 +	 * @param ansiCode ANSI code
    1.94 +	 * @return CSS-class(es).
    1.95 +	 */
    1.96 +	protected String getCSSClass(int ansiCode) {
    1.97 +		return ANSI_CSS.get(ansiCode);
    1.98 +	}
    1.99 +
   1.100 +	/**
   1.101 +	 * Converting one string ANSI code to one or many CSS-classes. 
   1.102 +	 *
   1.103 +	 * @param ansiCode ANSI code
   1.104 +	 * @return CSS-class(es).
   1.105 +	 */
   1.106 +	protected String getCSSClass(String ansiCode) {
   1.107 +		return "";
   1.108 +	}
   1.109 +
   1.110 +}