void CVGridFitChar(CharView *cv) {
void *single_glyph_context;
SplineFont *sf = cv->b.sc->parent;
int layer = CVLayer((CharViewBase *) cv);
SplinePointListsFree(cv->b.gridfit); cv->b.gridfit = NULL;
FreeType_FreeRaster(cv->raster); cv->raster = NULL;
single_glyph_context = _FreeTypeFontContext(sf,cv->b.sc,NULL,layer,
sf->layers[layer].order2?ff_ttf:ff_otf,0,NULL);
if ( single_glyph_context==NULL ) {
LogError(_("Freetype rasterization failed.\n") );
return;
}
if ( cv->b.sc->layers[layer].refs!=NULL )
SCNumberPoints(cv->b.sc,layer);
cv->raster = FreeType_GetRaster(single_glyph_context,cv->b.sc->orig_pos,
cv->ft_pointsizey, cv->ft_pointsizex, cv->ft_dpi, cv->ft_depth );
cv->b.gridfit = FreeType_GridFitChar(single_glyph_context,cv->b.sc->orig_pos,
cv->ft_pointsizey, cv->ft_pointsizex, cv->ft_dpi, &cv->b.ft_gridfitwidth,
cv->b.sc, cv->ft_depth, true );
FreeTypeFreeContext(single_glyph_context);
GDrawRequestExpose(cv->v,NULL,false);
if ( cv->b.sc->instructions_out_of_date && cv->b.sc->ttf_instrs_len!=0 )
ff_post_notice(_("Instructions out of date"),
_("The points have been changed. This may mean that the truetype instructions now refer to the wrong points and they may cause unexpected results."));
}
static void SCFindQuestionablePoints(struct qg_data *data) {
uint16 width;
SplineSet *gridfit = FreeType_GridFitChar(data->freetype_context,
data->sc->orig_pos, data->cur_size, data->cur_size,
data->dpi, &width, data->sc, data->depth, false);
SplineSet *spl;
Spline *s, *first;
data->glyph_start = data->cur;
for ( spl = gridfit; spl!=NULL; spl=spl->next ) {
first = NULL;
for ( s=spl->first->next; s!=first && s!=NULL; s = s->to->next ) {
if ( first==NULL ) first = s;
SplineFindQuestionablePoints(data,s);
}
}
SplinePointListsFree(gridfit);
}
