OpBpath *MacOpSVGFont::GetGlyphOutline(uni_char uc)
{
static OpGlyphCallbackStruct data;
data.path = new OpBpath();
if(m_font)
{
GlyphID glyph = 0;
#ifdef USE_CG_SHOW_GLYPHS
glyph = ((MacOpFont*)m_font)->GetGlyphID((UniChar)uc);
#else
#if 0
if(!mGlyphInfoArray)
{
((MacOpFont*)m_font)->GetGlyphs(m_text, mGlyphInfoArray);
}
if(mGlyphInfoArray)
glyph = mGlyphInfoArray->glyphs[gnum].glyphID;
#endif
#endif
OSStatus result = noErr;
if(kATSQuadCurveType != mCurveType)
ATSUGlyphGetCubicPaths(((MacOpFont*)m_font)->GetATSUStyle(1.0), glyph, mMoveToUPP, mLineToUPP, mCurveToUPP, mClosePathUPP, &data, &result);
else
ATSUGlyphGetQuadraticPaths(((MacOpFont*)m_font)->GetATSUStyle(1.0), glyph, mQuadNewPathUPP, mQuadLineUPP, mQuadCurveUPP, mQuadClosePathUPP, &data, &result);
}
return data.path;
}
void GetGlyphBBox_AAT(ATSUStyle style, UInt16 gid, GlyphBBox* bbox)
/* returns glyph bounding box in TeX points */
{
ATSCurveType curveType;
OSStatus status;
bbox->xMin = 65536.0;
bbox->yMin = 65536.0;
bbox->xMax = -65536.0;
bbox->yMax = -65536.0;
status = ATSUGetNativeCurveType(style, &curveType);
if (status == noErr) {
OSStatus cbStatus;
if (curveType == kATSCubicCurveType) {
static ATSCubicMoveToUPP cubicMoveToProc;
static ATSCubicLineToUPP cubicLineToProc;
static ATSCubicCurveToUPP cubicCurveToProc;
static ATSCubicClosePathUPP cubicClosePathProc;
if (cubicMoveToProc == NULL) {
cubicMoveToProc = NewATSCubicMoveToUPP(&CubicMoveTo);
cubicLineToProc = NewATSCubicLineToUPP(&CubicLineTo);
cubicCurveToProc = NewATSCubicCurveToUPP(&CubicCurveTo);
cubicClosePathProc = NewATSCubicClosePathUPP(&CubicClosePath);
}
status = ATSUGlyphGetCubicPaths(style, gid,
cubicMoveToProc, cubicLineToProc, cubicCurveToProc, cubicClosePathProc,
bbox, &cbStatus);
}
else {
static ATSQuadraticNewPathUPP quadraticNewPathProc;
static ATSQuadraticLineUPP quadraticLineProc;
static ATSQuadraticCurveUPP quadraticCurveProc;
static ATSQuadraticClosePathUPP quadraticClosePathProc;
if (quadraticNewPathProc == NULL) {
quadraticNewPathProc = NewATSQuadraticNewPathUPP(&QuadraticNewPath);
quadraticLineProc = NewATSQuadraticLineUPP(&QuadraticLine);
quadraticCurveProc = NewATSQuadraticCurveUPP(&QuadraticCurve);
quadraticClosePathProc = NewATSQuadraticClosePathUPP(&QuadraticClosePath);
}
status = ATSUGlyphGetQuadraticPaths(style, gid,
quadraticNewPathProc, quadraticLineProc, quadraticCurveProc, quadraticClosePathProc,
bbox, &cbStatus);
}
}
if (status != noErr || bbox->xMin == 65536.0)
bbox->xMin = bbox->yMin = bbox->xMax = bbox->yMax = 0;
else {
// convert PS to TeX points and flip y-axis
float tmp = bbox->yMin;
bbox->yMin = -bbox->yMax * 72.27 / 72.0;
bbox->yMax = -tmp * 72.27 / 72.0;
bbox->xMin *= 72.27 / 72.0;
bbox->xMax *= 72.27 / 72.0;
}
}
