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;
}
}
MacOpSVGFont::MacOpSVGFont(OpFont* font)
: SVGSystemFont(font)
, mMoveToUPP(NULL)
, mLineToUPP(NULL)
, mCurveToUPP(NULL)
, mClosePathUPP(NULL)
, mQuadNewPathUPP(NULL)
, mQuadLineUPP(NULL)
, mQuadCurveUPP(NULL)
, mQuadClosePathUPP(NULL)
, mCurveType(0)
#ifndef USE_CG_SHOW_GLYPHS
, mGlyphInfoArray(NULL)
#endif
{
mTransform.LoadIdentity();
if(noErr == ATSUGetNativeCurveType(((MacOpFont*)m_font)->GetATSUStyle(1.0), &mCurveType))
{
if(kATSQuadCurveType != mCurveType)
{
mMoveToUPP = NewATSCubicMoveToUPP(MoveToProc);
mLineToUPP = NewATSCubicLineToUPP(LineToProc);
mCurveToUPP = NewATSCubicCurveToUPP(CurveToProc);
mClosePathUPP = NewATSCubicClosePathUPP(ClosePathProc);
}
else
{
mQuadNewPathUPP = NewATSQuadraticNewPathUPP(QuadNewPathProc);
mQuadLineUPP = NewATSQuadraticLineUPP(QuadLineProc);
mQuadCurveUPP = NewATSQuadraticCurveUPP(QuadCurveProc);
mQuadClosePathUPP = NewATSQuadraticClosePathUPP(QuadClosePathProc);
}
}
else
{
mMoveToUPP = NewATSCubicMoveToUPP(MoveToProc);
mLineToUPP = NewATSCubicLineToUPP(LineToProc);
mCurveToUPP = NewATSCubicCurveToUPP(CurveToProc);
mClosePathUPP = NewATSCubicClosePathUPP(ClosePathProc);
}
}