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;
}
static void addGlyphsToPath(ATSUStyle style, glyph_t *glyphs, QFixedPoint *positions, int numGlyphs, QPainterPath *path)
{
if (!numGlyphs)
return;
OSStatus e;
QMacFontPath fontpath(0, 0, path);
ATSCubicMoveToUPP moveTo = NewATSCubicMoveToUPP(QMacFontPath::moveTo);
ATSCubicLineToUPP lineTo = NewATSCubicLineToUPP(QMacFontPath::lineTo);
ATSCubicCurveToUPP cubicTo = NewATSCubicCurveToUPP(QMacFontPath::cubicTo);
ATSCubicClosePathUPP closePath = NewATSCubicClosePathUPP(QMacFontPath::closePath);
for (int i = 0; i < numGlyphs; ++i) {
GlyphID glyph = glyphs[i];
fontpath.setPosition(positions[i].x.toReal(), positions[i].y.toReal());
ATSUGlyphGetCubicPaths(style, glyph, moveTo, lineTo,
cubicTo, closePath, &fontpath, &e);
}
DisposeATSCubicMoveToUPP(moveTo);
DisposeATSCubicLineToUPP(lineTo);
DisposeATSCubicCurveToUPP(cubicTo);
DisposeATSCubicClosePathUPP(closePath);
}
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;
}
}
static cairo_status_t
_cairo_atsui_font_glyph_path(void *abstract_font,
cairo_glyph_t *glyphs, int num_glyphs,
cairo_path_fixed_t *path)
{
int i;
cairo_atsui_font_t *font = abstract_font;
OSStatus err;
cairo_ATSUI_glyph_path_callback_info_t info;
static ATSCubicMoveToUPP moveProc = NULL;
static ATSCubicLineToUPP lineProc = NULL;
static ATSCubicCurveToUPP curveProc = NULL;
static ATSCubicClosePathUPP closePathProc = NULL;
if (moveProc == NULL) {
moveProc = NewATSCubicMoveToUPP(MyATSCubicMoveToCallback);
lineProc = NewATSCubicLineToUPP(MyATSCubicLineToCallback);
curveProc = NewATSCubicCurveToUPP(MyATSCubicCurveToCallback);
closePathProc = NewATSCubicClosePathUPP(MyCubicClosePathProc);
}
info.path = path;
for (i = 0; i < num_glyphs; i++) {
GlyphID theGlyph = glyphs[i].index;
info.scale = font->scale;
info.scale.x0 = glyphs[i].x;
info.scale.y0 = glyphs[i].y;
err = ATSUGlyphGetCubicPaths(font->unscaled_style,
theGlyph,
moveProc,
lineProc,
curveProc,
closePathProc, (void *) &info, &err);
}
return CAIRO_STATUS_SUCCESS;
}
