UniscribeHelperTextRun::UniscribeHelperTextRun(const TextRun& run,
const Font& font)
: UniscribeHelper(0, run.length(), run.rtl(),
font.primaryFont()->platformData().hfont(),
font.primaryFont()->platformData().scriptCache(),
font.primaryFont()->platformData().scriptFontProperties(),
font.primaryFont()->spaceGlyph())
, m_font(&font)
, m_fontIndex(0)
{
if (run.is8Bit()) {
m_stringFor8BitRun = String::make16BitFrom8BitSource(run.characters8(), run.length());
setInput(m_stringFor8BitRun.characters16());
} else {
setInput(run.characters16());
}
setDirectionalOverride(run.directionalOverride());
setLetterSpacing(font.letterSpacing());
setSpaceWidth(font.spaceWidth());
setWordSpacing(font.wordSpacing());
setAscent(font.fontMetrics().ascent());
setRangeProperties(font.fontDescription().featureSettings());
init();
// Expansion is the amount to add to make justification happen. This
// should be done after Init() so all the runs are already measured.
if (run.expansion() > 0)
justify(run.expansion());
}
UniscribeHelperTextRun::UniscribeHelperTextRun(const TextRun& run,
const Font& font)
: UniscribeHelper(run.characters(), run.length(), run.rtl(),
font.primaryFont()->platformData().hfont(),
font.primaryFont()->platformData().scriptCache(),
font.primaryFont()->platformData().scriptFontProperties(),
font.primaryFont()->spaceGlyph())
, m_font(&font)
, m_fontIndex(0)
{
setDirectionalOverride(run.directionalOverride());
setLetterSpacing(font.letterSpacing());
setSpaceWidth(font.spaceWidth());
setWordSpacing(font.wordSpacing());
setAscent(font.fontMetrics().ascent());
init();
// Expansion is the amount to add to make justification happen. This
// should be done after Init() so all the runs are already measured.
if (run.expansion() > 0)
justify(run.expansion());
}