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url's aren't broken up now

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Vishal 2022-11-12 23:34:00 +05:30
parent 2d3f8e24aa
commit 864036ca2d
1 changed files with 67 additions and 36 deletions
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103
lib/event_ds.dart
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@ -588,7 +588,7 @@ class EventData {
String temp = tempEvaluatedContent==""?tempContent: tempEvaluatedContent;
String contentShifted = makeParagraphAtDepth( temp, gSpacesPerDepth * depth + effectiveNameFieldLen);
int maxLineLen = gTextWidth - gSpacesPerDepth * depth - effectiveNameFieldLen ;
int lastLineLen = contentShifted.length;
int i = 0;
@ -1070,9 +1070,27 @@ String getNumDashes(int num, [String dashType = "-"]) {
return s;
}
List<List<int>> getUrlRanges(String s) {
List<List<int>> urlRanges = [];
String regexp1 = "http[s]*:\/\/[a-zA-Z0-9]+([.a-zA-Z0-9/]*)";
RegExp httpRegExp = RegExp(regexp1);
for( var match in httpRegExp.allMatches(s) ) {
List<int> entry = [match.start, match.end];
urlRanges.add(entry);
}
return urlRanges;
}
// make a paragraph of s that starts at numSpaces ( from screen left), and does not extend beyond gTextWidth+gNumLeftMarginSpaces. break it, or add
// a newline if it goes beyond gTextWidth + gNumLeftMarginSpaces
String makeParagraphAtDepth(String s, int depthInSpaces) {
List<List<int>> urlRanges = getUrlRanges(s);
String newString = "";
String spacesString = getNumSpaces(depthInSpaces + gNumLeftMarginSpaces);
@ -1081,7 +1099,7 @@ String makeParagraphAtDepth(String s, int depthInSpaces) {
int lenPerLine = gTextWidth - depthInSpaces;
//print("In makeParagraphAtDepth: gNumLeftMarginSpaces = $gNumLeftMarginSpaces depthInSPaces = $depthInSpaces LenPerLine = $lenPerLine gTextWidth = $gTextWidth ");
for(int startIndex = 0; startIndex < s.length; ) {
List listCulledLine = getLineWithMaxLen(s, startIndex, lenPerLine, spacesString);
List listCulledLine = getLineWithMaxLen(s, startIndex, lenPerLine, spacesString, urlRanges);
String line = listCulledLine[0];
int lenReturned = listCulledLine[1] as int;
@ -1097,19 +1115,29 @@ String makeParagraphAtDepth(String s, int depthInSpaces) {
return newString;
}
// returns true if n is in any of the ranges given in list
int isInRange( int n, List<List<int>> ranges ) {
for( int i = 0; i < ranges.length; i++) {
if( n >= ranges[i][0] && n < ranges[i][1]) {
return ranges[i][1];
}
}
return 0;
}
// returns from string[startIndex:] the first len number of chars. no newline is added.
List getLineWithMaxLen(String s, int startIndex, int lenPerLine, String spacesString) {
List getLineWithMaxLen(String s, int startIndex, int lenPerLine, String spacesString, List<List<int>> urlRanges) {
if( startIndex >= s.length)
return ["", 0];
String line = "";
int firstLineLen = -1;
String line = ""; // is returned
// if length required is greater than the length of string remaing, return whatever remains
int numCharsInLine = 0;
int i = startIndex;
// i indexes over the input line ( which is the whole comment)
for(; i < startIndex + lenPerLine && i < s.length; i++) {
line += s[i];
numCharsInLine ++;
@ -1122,45 +1150,48 @@ List getLineWithMaxLen(String s, int startIndex, int lenPerLine, String spacesSt
}
}
int urlEnd = 0;
if( (urlEnd = isInRange(i, urlRanges)) != 0) {
//print(" ${numCharsInLine > lenPerLine} || ${( (numCharsInLine == lenPerLine) && (s.length > startIndex + numCharsInLine))}");
if( numCharsInLine > lenPerLine || ( (numCharsInLine == lenPerLine) && (s.length > startIndex + numCharsInLine) )) {
bool lineBroken = false;
line = line + s.substring(i, urlEnd);
i = urlEnd;
// line is broken only if the returned line is the longest it can be, and
// if its length is greater than the gMaxLenBrokenWord constant
if( line.length >= lenPerLine && line.length > gMaxLenUnbrokenWord ) {
//print(" line ending seems to be cutting words");
int i = line.length - 1;
} else {
// find a whitespace character
for( ; i > 0 && !isWordSeparater(line[i]); i--);
// for ended
if( numCharsInLine > lenPerLine || ( (numCharsInLine == lenPerLine) && (s.length > startIndex + numCharsInLine) )) {
bool lineBroken = false;
if( line.length - i < gMaxLenUnbrokenWord) {
// line is broken only if the returned line is the longest it can be, and
// if its length is greater than the gMaxLenBrokenWord constant
if( line.length >= lenPerLine && line.length > gMaxLenUnbrokenWord ) {
int i = line.length - 1;
// break the line here if its not a word separator
if( isWordSeparater(line[i])) {
//print(" isWordSeparater i = $i line[i] = ${line[i]}");
firstLineLen = i;
int newLineStart = i + 1;
if( line[i] != ' ')
newLineStart = i;
line = line.substring(0, i) + "\n" + spacesString + line.substring(newLineStart, line.length);
lineBroken = true;
// find a whitespace character
for( ; i > 0 && !isWordSeparater(line[i]); i--);
// for ended
if( line.length - i < gMaxLenUnbrokenWord) {
// break the line here if its a word separator
if( isWordSeparater(line[i])) {
int newLineStart = i + 1;
if( line[i] != ' ')
newLineStart = i;
line = line.substring(0, i) + "\n" + spacesString + line.substring(newLineStart, line.length);
lineBroken = true;
}
}
}
if( !lineBroken ) {
if( s.length > i ) {
line += "\n";
line += spacesString;
}
}
}
if( !lineBroken ) {
if( s.length > i ) {
line += "\n";
line += spacesString;
}
}
}
return [line, i - startIndex];
}