(self, gc, x, y, s, prop, angle, ismath=False, mtext=None)
| 2292 | return s.encode(encoding, 'replace') |
| 2293 | |
| 2294 | def draw_text(self, gc, x, y, s, prop, angle, ismath=False, mtext=None): |
| 2295 | # docstring inherited |
| 2296 | |
| 2297 | # TODO: combine consecutive texts into one BT/ET delimited section |
| 2298 | |
| 2299 | self.check_gc(gc, gc._rgb) |
| 2300 | if ismath: |
| 2301 | return self.draw_mathtext(gc, x, y, s, prop, angle) |
| 2302 | |
| 2303 | fontsize = prop.get_size_in_points() |
| 2304 | if mtext is not None: |
| 2305 | features = mtext.get_fontfeatures() |
| 2306 | language = mtext.get_language() |
| 2307 | else: |
| 2308 | features = language = None |
| 2309 | |
| 2310 | # For Type-1 fonts, emit the whole string at once without manual kerning. |
| 2311 | if mpl.rcParams['pdf.use14corefonts']: |
| 2312 | font = self._get_font_afm(prop) |
| 2313 | self.file.output(Op.begin_text, |
| 2314 | self.file.fontName(prop), fontsize, Op.selectfont) |
| 2315 | self._setup_textpos(x, y, angle) |
| 2316 | self.file.output(self.encode_string(s, fonttype=1), |
| 2317 | Op.show, Op.end_text) |
| 2318 | |
| 2319 | # A sequence of characters is broken into multiple chunks. The chunking |
| 2320 | # serves two purposes: |
| 2321 | # - For Type 3 fonts, there is no way to access multibyte characters, as they |
| 2322 | # cannot have a CIDMap. Therefore, in this case we break the string into |
| 2323 | # chunks, where each chunk contains a string of consecutive 1-byte |
| 2324 | # characters in a 256-character subset of the font. A distinct version of |
| 2325 | # the original font is created for each 256-character subset. |
| 2326 | # - A sequence of characters is split into chunks to allow for kerning |
| 2327 | # adjustments between consecutive chunks. |
| 2328 | # |
| 2329 | # Each chunk is emitted with the regular text show command (TJ) with appropriate |
| 2330 | # kerning between chunks. |
| 2331 | else: |
| 2332 | font = self._get_font_ttf(prop) |
| 2333 | fonttype = mpl.rcParams['pdf.fonttype'] |
| 2334 | |
| 2335 | def output_singlebyte_chunk(kerns_or_chars): |
| 2336 | if not kerns_or_chars: |
| 2337 | return |
| 2338 | self.file.output( |
| 2339 | # See pdf spec "Text space details" for the 1000/fontsize |
| 2340 | # (aka. 1000/T_fs) factor. |
| 2341 | [(-1000 * next(group) / fontsize) if tp == float # a kern |
| 2342 | else self._encode_glyphs(group, fonttype) |
| 2343 | for tp, group in itertools.groupby(kerns_or_chars, type)], |
| 2344 | Op.showkern) |
| 2345 | kerns_or_chars.clear() |
| 2346 | # Do the rotation and global translation as a single matrix |
| 2347 | # concatenation up front |
| 2348 | self.file.output(Op.gsave) |
| 2349 | a = math.radians(angle) |
| 2350 | self.file.output(math.cos(a), math.sin(a), |
| 2351 | -math.sin(a), math.cos(a), |
nothing calls this directly
no test coverage detected