float Font::floatWidth(const TextRun& run) const
{
#if ENABLE(SVG_FONTS)
if (primaryFont()->isSVGFont())
return floatWidthUsingSVGFont(run);
#endif
if (canUseGlyphCache(run))
return floatWidthForSimpleText(run, 0);
return floatWidthForComplexText(run);
}
float Font::floatWidth(const TextRun& run, int extraCharsAvailable, int& charsConsumed, String& glyphName) const
{
#if ENABLE(SVG_FONTS)
if (primaryFont()->isSVGFont())
return floatWidthUsingSVGFont(run, extraCharsAvailable, charsConsumed, glyphName);
#endif
charsConsumed = run.length();
glyphName = "";
if (canUseGlyphCache(run))
return floatWidthForSimpleText(run, 0);
return floatWidthForComplexText(run);
}
float Font::width(const TextRun& run, int extraCharsAvailable, int& charsConsumed, String& glyphName) const
{
#if !ENABLE(SVG_FONTS)
UNUSED_PARAM(extraCharsAvailable);
#else
if (primaryFont()->isSVGFont())
return floatWidthUsingSVGFont(run, extraCharsAvailable, charsConsumed, glyphName);
#endif
charsConsumed = run.length();
glyphName = "";
if (codePath(run) != Complex)
return floatWidthForSimpleText(run, 0);
return floatWidthForComplexText(run);
}
float Font::width(const TextRun& run, HashSet<const SimpleFontData*>* fallbackFonts, GlyphOverflow* glyphOverflow) const
{
#if ENABLE(SVG_FONTS)
if (primaryFont()->isSVGFont())
return floatWidthUsingSVGFont(run);
#endif
CodePath codePathToUse = codePath(run);
if (codePathToUse != Complex) {
// If the complex text implementation cannot return fallback fonts, avoid
// returning them for simple text as well.
static bool returnFallbackFonts = canReturnFallbackFontsForComplexText();
return floatWidthForSimpleText(run, 0, returnFallbackFonts ? fallbackFonts : 0, codePathToUse == SimpleWithGlyphOverflow || (glyphOverflow && glyphOverflow->computeBounds) ? glyphOverflow : 0);
}
return floatWidthForComplexText(run, fallbackFonts, glyphOverflow);
}
