private TextLine makeTextLineOnRange(int startPos, int limitPos) {
int[] charsLtoV = null;
byte[] charLevels = null;
if (fBidi != null) {
Bidi lineBidi = fBidi.createLineBidi(startPos, limitPos);
charLevels = BidiUtils.getLevels(lineBidi);
int[] charsVtoL = BidiUtils.createVisualToLogicalMap(charLevels);
charsLtoV = BidiUtils.createInverseMap(charsVtoL);
}
TextLineComponent[] components = makeComponentsOnRange(startPos, limitPos);
return new TextLine(
fFrc,
components,
fBaselineOffsets,
fChars,
startPos,
limitPos,
charsLtoV,
charLevels,
fIsDirectionLTR);
}
/** Generate components for the paragraph. fChars, fBidi should have been initialized already. */
private void generateComponents(int startingAt, int endingAt) {
if (collectStats) {
formattedChars += (endingAt - startingAt);
}
int layoutFlags = 0; // no extra info yet, bidi determines run and line direction
TextLabelFactory factory = new TextLabelFactory(fFrc, fChars, fBidi, layoutFlags);
int[] charsLtoV = null;
if (fBidi != null) {
fLevels = BidiUtils.getLevels(fBidi);
int[] charsVtoL = BidiUtils.createVisualToLogicalMap(fLevels);
charsLtoV = BidiUtils.createInverseMap(charsVtoL);
fIsDirectionLTR = fBidi.baseIsLeftToRight();
} else {
fLevels = null;
fIsDirectionLTR = true;
}
try {
fComponents =
TextLine.getComponents(
fParagraph, fChars, startingAt, endingAt, charsLtoV, fLevels, factory);
} catch (IllegalArgumentException e) {
System.out.println("startingAt=" + startingAt + "; endingAt=" + endingAt);
System.out.println("fComponentLimit=" + fComponentLimit);
throw e;
}
fComponentStart = startingAt;
fComponentLimit = endingAt;
// debugFormatCount += (endingAt-startingAt);
}