app/font/FontStyle.cpp

28 	\param face FreeType handle for the font file after it is loaded - it will
31 FontStyle::FontStyle(node_ref& nodeRef, const char* path, FT_Face face,
34 	fFreeTypeFace(face),
35 	fName(face->style_name),
41 	fFace(_TranslateStyleToFace(face->style_name)),
50 		fHeight.ascent = (double)face->ascender / face->units_per_EM;
51 		fHeight.descent = (double)-face->descender / face->units_per_EM;
56 		fHeight.leading = (double)(face->height - face->ascender
57 			+ face->descender) / face->units_per_EM;
60 		FT_Pos size = face->available_sizes[0].size;
61 		for (int i = 1; i < face->num_fixed_sizes; i++)
62 			size = max_c(size, face->available_sizes[i].size);
63 		FT_Set_Pixel_Sizes(face, 0, size / 64);
67 		FT_Size_Metrics metrics = face->size->metrics;
80 	if (FT_Load_Char(face, (uint32)' ', loadFlags) != 0)
83 	int firstWidth = face->glyph->advance.x;
85 		if (FT_Load_Char(face, c, loadFlags) != 0)
88 		if (face->glyph->advance.x != firstWidth)
184 	\brief Updates the given face to match the one from this style
186 	The specified font face often doesn't match the exact face of
187 	a style. This method will preserve the attributes of the face
190 	The font renderer could then emulate the other face attributes
194 FontStyle::PreservedFace(uint16 face) const
197 	face &= ~(B_REGULAR_FACE | B_BOLD_FACE | B_ITALIC_FACE | B_CONDENSED_FACE
199 	face |= Face();
201 	return face;
206 FontStyle::UpdateFace(FT_Face face)
213 	// we only accept the face if it hasn't change its style
215 	BString name = face->style_name;
222 	fFreeTypeFace = face;
245 	uint16 face = 0;
248 		face |= B_BOLD_FACE;
252 		face |= B_ITALIC_FACE;
255 		face |= B_CONDENSED_FACE;
259 		face |= B_LIGHT_FACE;
263 		face |= B_HEAVY_FACE;
265 	if (face == 0)
268 	return face;