Method getChars

ij/src/main/java/ij/text/TextPanel.java:292–333

(int column, int row)

	}

	synchronized char[] getChars(int column, int row) {
		if (vData==null)
			return null;
		if (row>=vData.size())
			return null;
		char[] chars = row>=0&&row<vData.size()?(char[])(vData.elementAt(row)):null;
		if (chars==null || chars.length==0)
			return null;
		
		if (iColCount==1)
			return chars;
	    
	    int start = 0;
	    int tabs = 0;
	    int length = chars.length;
	    
	    while (column>tabs) {
	    	if (chars[start]=='\t')
	    		tabs++;
	    	start++;
	    	if (start>=length)
	    		return null;
	    };
	    if (start<0 || start>=chars.length) {
			System.out.println("start="+start+", chars.length="+chars.length);	    	
	    	return null;
	    }
	    if (chars[start]=='\t')
	    	return null;
	    
	    int end = start;
	    while (chars[end]!='\t' && end<(length-1))
	    	end++;
	    if (chars[end]=='\t')
	    	end--;
	    	
	    char[] chars2 = new char[end-start+1];
	    for (int i=0,j=start; i<chars2.length; i++,j++) {
	    	chars2[i] = chars[j];
	    } 
		return chars2;
	}
	
	synchronized void adjustVScroll() {
		if(iRowHeight==0) return;