diff options
Diffstat (limited to 'src/cmd')
| -rw-r--r-- | src/cmd/fontsrv/x11.c | 81 |
1 files changed, 43 insertions, 38 deletions
diff --git a/src/cmd/fontsrv/x11.c b/src/cmd/fontsrv/x11.c index a097ca4d..455e8126 100644 --- a/src/cmd/fontsrv/x11.c +++ b/src/cmd/fontsrv/x11.c @@ -66,19 +66,16 @@ load(XFont *f) return; e = FT_New_Face(lib, f->fontfile, f->index, &face); - if(e){ fprint(2, "load failed for %s (%s) index:%d\n", f->name, f->fontfile, f->index); return; } - if(!FT_IS_SCALABLE(face)) { fprint(2, "%s is a non scalable font, skipping\n", f->name); FT_Done_Face(face); - f->loaded = 1; + f->loaded = 1; return; } - f->unit = face->units_per_EM; f->height = (int)((face->ascender - face->descender) * 1.2); f->originy = face->descender; // bbox.yMin (or descender) is negative, becase the baseline is y-coord 0 @@ -96,7 +93,11 @@ load(XFont *f) f->nrange++; } } - + // libdraw expects U+0000 to be present + if(!f->range[0]) { + f->range[0] = 1; + f->nrange++; + } FT_Done_Face(face); f->loaded = 1; } @@ -108,14 +109,13 @@ mksubfont(XFont *xf, char *name, int lo, int hi, int size, int antialias) FT_Error e; Memimage *m, *mc, *m1; double pixel_size; - int x, y, y0; + int w, x, y, y0; int i; Fontchar *fc, *fc0; Memsubfont *sf; //Point rect_points[4]; e = FT_New_Face(lib, xf->fontfile, xf->index, &face); - if(e){ fprint(2, "load failed for %s (%s) index:%d\n", xf->name, xf->fontfile, xf->index); return nil; @@ -129,16 +129,16 @@ mksubfont(XFont *xf, char *name, int lo, int hi, int size, int antialias) } pixel_size = (dpi*size)/72.0; - x = (int)((face->max_advance_width) * pixel_size/xf->unit + 0.99999999); + w = x = (int)((face->max_advance_width) * pixel_size/xf->unit + 0.99999999); y = (int)((face->ascender - face->descender) * pixel_size/xf->unit + 0.99999999); y0 = (int)(-face->descender * pixel_size/xf->unit + 0.99999999); - m = allocmemimage(Rect(0, 0, x*(hi+1-lo), y), antialias ? GREY8 : GREY1); + m = allocmemimage(Rect(0, 0, x*(hi+1-lo)+1, y+1), antialias ? GREY8 : GREY1); if(m == nil) { FT_Done_Face(face); return nil; } - mc = allocmemimage(Rect(0, 0, x, y), antialias ? GREY8 : GREY1); + mc = allocmemimage(Rect(0, 0, x+1, y+1), antialias ? GREY8 : GREY1); if(mc == nil) { freememimage(m); FT_Done_Face(face); @@ -165,41 +165,42 @@ mksubfont(XFont *xf, char *name, int lo, int hi, int size, int antialias) x = 0; for(i=lo; i<=hi; i++, fc++) { - int r; + int k, r; int advance; memfillcolor(mc, DBlack); - e = FT_Load_Char(face, i, FT_LOAD_RENDER|FT_LOAD_NO_HINTING|(antialias ? 0:FT_LOAD_TARGET_MONO)); - if(e){ - fprint(2, "FT_Load_Char failed for %d\n", i); - //mempoly(mc, rect_points, 4, Endsquare, Endsquare, 0, memopaque, ZP, S); - memimageline(mc, m->r.min, Pt(m->r.max.x, m->r.min.y), Endsquare, Endsquare, 0, memopaque, ZP, S); - memimageline(mc, m->r.min, Pt(m->r.min.x, m->r.max.y), Endsquare, Endsquare, 0, memopaque, ZP, S); - memimageline(mc, Pt(m->r.max.x, m->r.min.y), m->r.max, Endsquare, Endsquare, 0, memopaque, ZP, S); - memimageline(mc, Pt(m->r.min.x, m->r.max.y), m->r.max, Endsquare, Endsquare, 0, memopaque, ZP, S); - memimageline(mc, m->r.min, m->r.max, Endsquare, Endsquare, 0, memopaque, ZP, S); - advance = Dx(m->r); - - memimagedraw(m, Rect(x, 0, x + advance, y), mc, ZP, memopaque, ZP, S); - } else { - FT_Bitmap *bitmap = &face->glyph->bitmap; - uchar *base = byteaddr(mc, mc->r.min); - advance = (face->glyph->advance.x+32) >> 6; - - for(r=0; r < bitmap->rows; r++) - memmove(base + r*mc->width*sizeof(u32int), bitmap->buffer + r*bitmap->pitch, bitmap->pitch); - - memimagedraw(m, Rect(x, 0, x + advance, y), mc, - Pt(-face->glyph->bitmap_left, -(y - y0 - face->glyph->bitmap_top)), - memopaque, ZP, S); - } - fc->x = x; fc->top = 0; - fc->bottom = y; - fc->left = 0; + fc->bottom = Dy(m->r); + e = 1; + k = FT_Get_Char_Index(face, i); + if(k != 0) { + e = FT_Load_Glyph(face, k, FT_LOAD_RENDER|FT_LOAD_NO_HINTING|(antialias ? 0:FT_LOAD_TARGET_MONO)); + } + if(e || face->glyph->advance.x <= 0) { + fc->width = 0; + fc->left = 0; + if(i == 0) { + drawpjw(m, fc, x, w, y, y - y0); + x += fc->width; + } + continue; + } + + FT_Bitmap *bitmap = &face->glyph->bitmap; + uchar *base = byteaddr(mc, mc->r.min); + advance = (face->glyph->advance.x+32) >> 6; + + for(r=0; r < bitmap->rows; r++) + memmove(base + r*mc->width*sizeof(u32int), bitmap->buffer + r*bitmap->pitch, bitmap->pitch); + + memimagedraw(m, Rect(x, 0, x + advance, y), mc, + Pt(-face->glyph->bitmap_left, -(y - y0 - face->glyph->bitmap_top)), + memopaque, ZP, S); + fc->width = advance; + fc->left = 0; x += advance; #ifdef DEBUG_FT_BITMAP @@ -229,6 +230,10 @@ mksubfont(XFont *xf, char *name, int lo, int hi, int size, int antialias) // round up to 32-bit boundary // so that in-memory data is same // layout as in-file data. + if(x == 0) + x = 1; + if(y == 0) + y = 1; if(antialias) x += -x & 3; else |