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* Source/GSLayoutManager.m

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+	(-glyphRangeForCharacterRange:actualCharacterRange:): Handle zero
+	length charRagne at end of text correctly.
This commit is contained in:
fredkiefer 2020-09-11 22:11:31 +02:00
parent 6832eaf1c4
commit c39b49c0d2
2 changed files with 8 additions and 2 deletions
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4
Source/GSLayoutManager.m
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@ -1134,16 +1134,16 @@ Fills in all glyph holes up to last. only looking at levels below level
*actualCharRange = charRange;
return NSMakeRange(0, 0);
}
target = charRange.location;
pos = NSMaxRange(charRange) - 1;
[self _generateGlyphsUpToCharacter: pos];
if (glyphs->char_length <= pos)
if (glyphs->char_length <= pos || glyphs->char_length <= target)
{
if (actualCharRange)
*actualCharRange = NSMakeRange([[_textStorage string] length], 0);
return NSMakeRange([self numberOfGlyphs], 0);
}
target = charRange.location;
r = [self _glyphForCharacter: target
index: &i
positions: &pos : &cpos];