private void addWord(char startChar, StringBuilder wordBuf)
{
string word = (wordBuf != null) ? wordBuf.ToString() : "";
WordArea hia;
int startCharWidth = getCharWidth(startChar);
if (isAnySpace(startChar))
{
this.addChild(new InlineSpace(startCharWidth));
}
else
{
hia = new WordArea(currentFontState, this.red, this.green,
this.blue,
startChar.ToString(), 1);
hia.setYOffset(placementOffset);
this.addChild(hia);
}
int wordWidth = this.getWordWidth(word);
hia = new WordArea(currentFontState, this.red, this.green, this.blue,
word, word.Length);
hia.setYOffset(placementOffset);
this.addChild(hia);
finalWidth += startCharWidth + wordWidth;
}
private InlineArea buildSimpleLeader(char c, int leaderLength)
{
int width = this.currentFontState.GetWidth(currentFontState.MapCharacter(c));
if (width == 0)
{
FonetDriver.ActiveDriver.FireFonetError(
"char '" + c + "' has width 0. Using width 100 instead.");
width = 100;
}
int factor = (int)Math.Floor((decimal)leaderLength / width);
char[] leaderChars = new char[factor];
for (int i = 0; i < factor; i++)
{
leaderChars[i] = c;
}
WordArea leaderPatternArea = new WordArea(currentFontState, this.red,
this.green, this.blue,
new String(leaderChars),
leaderLength);
leaderPatternArea.setYOffset(placementOffset);
return(leaderPatternArea);
}
public int addCharacter(char data, LinkSet ls, bool ul)
{
WordArea ia = null;
int remainingWidth = this.getRemainingWidth();
int width =
this.currentFontState.GetWidth(currentFontState.MapCharacter(data));
if (width > remainingWidth)
{
return(Character.DOESNOT_FIT);
}
else
{
if (Char.IsWhiteSpace(data) &&
whiteSpaceCollapse == WhiteSpaceCollapse.TRUE)
{
return(Character.OK);
}
ia = new WordArea(currentFontState, this.red, this.green,
this.blue, data.ToString(),
width);
ia.setYOffset(placementOffset);
ia.setUnderlined(ul);
pendingAreas.Add(ia);
if (Char.IsWhiteSpace(data))
{
this.spaceWidth = +width;
prev = LineArea.WHITESPACE;
}
else
{
pendingWidth += width;
prev = LineArea.TEXT;
}
return(Character.OK);
}
}
public void AddLeader(int leaderPattern, int leaderLengthMinimum,
int leaderLengthOptimum, int leaderLengthMaximum,
int ruleStyle, int ruleThickness,
int leaderPatternWidth, int leaderAlignment)
{
WordArea leaderPatternArea;
int leaderLength = 0;
char dotIndex = '.';
int dotWidth =
currentFontState.GetWidth(currentFontState.MapCharacter(dotIndex));
char whitespaceIndex = ' ';
int whitespaceWidth =
currentFontState.GetWidth(currentFontState.MapCharacter(whitespaceIndex));
int remainingWidth = this.getRemainingWidth();
if ((remainingWidth <= leaderLengthOptimum) ||
(remainingWidth <= leaderLengthMaximum))
{
leaderLength = remainingWidth;
}
else if ((remainingWidth > leaderLengthOptimum) &&
(remainingWidth > leaderLengthMaximum))
{
leaderLength = leaderLengthMaximum;
}
else if ((leaderLengthOptimum > leaderLengthMaximum) &&
(leaderLengthOptimum < remainingWidth))
{
leaderLength = leaderLengthOptimum;
}
if (leaderLength <= 0)
{
return;
}
switch (leaderPattern)
{
case LeaderPattern.SPACE:
InlineSpace spaceArea = new InlineSpace(leaderLength);
pendingAreas.Add(spaceArea);
break;
case LeaderPattern.RULE:
LeaderArea leaderArea = new LeaderArea(fontState, red, green,
blue, "", leaderLength,
leaderPattern,
ruleThickness, ruleStyle);
leaderArea.setYOffset(placementOffset);
pendingAreas.Add(leaderArea);
break;
case LeaderPattern.DOTS:
if (leaderPatternWidth < dotWidth)
{
leaderPatternWidth = 0;
}
if (leaderPatternWidth == 0)
{
pendingAreas.Add(this.buildSimpleLeader(dotIndex,
leaderLength));
}
else
{
if (leaderAlignment == LeaderAlignment.REFERENCE_AREA)
{
int spaceBeforeLeader =
this.getLeaderAlignIndent(leaderLength,
leaderPatternWidth);
if (spaceBeforeLeader != 0)
{
pendingAreas.Add(new InlineSpace(spaceBeforeLeader,
false));
pendingWidth += spaceBeforeLeader;
leaderLength -= spaceBeforeLeader;
}
}
InlineSpace spaceBetweenDots =
new InlineSpace(leaderPatternWidth - dotWidth, false);
leaderPatternArea = new WordArea(currentFontState, this.red,
this.green, this.blue,
".", dotWidth);
leaderPatternArea.setYOffset(placementOffset);
int dotsFactor =
(int)Math.Floor(((double)leaderLength)
/ ((double)leaderPatternWidth));
for (int i = 0; i < dotsFactor; i++)
{
pendingAreas.Add(leaderPatternArea);
pendingAreas.Add(spaceBetweenDots);
}
pendingAreas.Add(new InlineSpace(leaderLength
- dotsFactor
* leaderPatternWidth));
}
break;
case LeaderPattern.USECONTENT:
FonetDriver.ActiveDriver.FireFonetError(
"leader-pattern=\"use-content\" not supported by this version of FO.NET");
return;
}
pendingWidth += leaderLength;
prev = TEXT;
}
private void addSpacedWord(string word, LinkSet ls, int startw,
int spacew, TextState textState,
bool addToPending)
{
/*
* Split string based on four delimeters:
* \u00A0 - Latin1 NBSP (Non breaking space)
* \u202F - unknown reserved character according to Unicode Standard
* \u3000 - CJK IDSP (Ideographic space)
* \uFEFF - Arabic ZWN BSP (Zero width no break space)
*/
StringTokenizer st = new StringTokenizer(word, "\u00A0\u202F\u3000\uFEFF", true);
int extraw = 0;
while (st.MoveNext())
{
string currentWord = (string)st.Current;
if (currentWord.Length == 1 &&
(isNBSP(currentWord[0])))
{
// Add an InlineSpace
int spaceWidth = getCharWidth(currentWord[0]);
if (spaceWidth > 0)
{
InlineSpace ispace = new InlineSpace(spaceWidth);
extraw += spaceWidth;
if (prevUlState)
{
ispace.setUnderlined(textState.getUnderlined());
}
if (prevOlState)
{
ispace.setOverlined(textState.getOverlined());
}
if (prevLTState)
{
ispace.setLineThrough(textState.getLineThrough());
}
if (addToPending)
{
pendingAreas.Add(ispace);
pendingWidth += spaceWidth;
}
else
{
addChild(ispace);
}
}
}
else
{
WordArea ia = new WordArea(currentFontState, this.red,
this.green, this.blue,
currentWord,
getWordWidth(currentWord));
ia.setYOffset(placementOffset);
ia.setUnderlined(textState.getUnderlined());
prevUlState = textState.getUnderlined();
ia.setOverlined(textState.getOverlined());
prevOlState = textState.getOverlined();
ia.setLineThrough(textState.getLineThrough());
prevLTState = textState.getLineThrough();
ia.setVerticalAlign(vAlign);
if (addToPending)
{
pendingAreas.Add(ia);
pendingWidth += getWordWidth(currentWord);
}
else
{
addChild(ia);
}
if (ls != null)
{
Rectangle lr = new Rectangle(startw + extraw, spacew,
ia.getContentWidth(),
fontState.FontSize);
ls.addRect(lr, this, ia);
}
}
}
}
