comparison MoinMoin/support/pygments/formatters/img.py @ 5564:74fa6f714526

upgraded pygments to 1.2.2
author Thomas Waldmann <tw AT waldmann-edv DOT de>
date Sun, 21 Feb 2010 23:52:54 +0100
parents 0970ed47d2cd
children 6446873d152f
comparison
equal deleted inserted replaced
5563:69ffae200796 5564:74fa6f714526
3 pygments.formatters.img 3 pygments.formatters.img
4 ~~~~~~~~~~~~~~~~~~~~~~~ 4 ~~~~~~~~~~~~~~~~~~~~~~~
5 5
6 Formatter for Pixmap output. 6 Formatter for Pixmap output.
7 7
8 :copyright: Copyright 2006-2009 by the Pygments team, see AUTHORS. 8 :copyright: Copyright 2006-2010 by the Pygments team, see AUTHORS.
9 :license: BSD, see LICENSE for details. 9 :license: BSD, see LICENSE for details.
10 """ 10 """
11 11
12 import sys 12 import sys
13 from commands import getstatusoutput 13 from commands import getstatusoutput
14 14
15 from pygments.formatter import Formatter 15 from pygments.formatter import Formatter
16 from pygments.util import get_bool_opt, get_int_opt, get_choice_opt 16 from pygments.util import get_bool_opt, get_int_opt, \
17 get_list_opt, get_choice_opt
17 18
18 # Import this carefully 19 # Import this carefully
19 try: 20 try:
20 import Image, ImageDraw, ImageFont 21 import Image, ImageDraw, ImageFont
21 pil_available = True 22 pil_available = True
205 `line_numbers` 206 `line_numbers`
206 Whether line numbers should be shown: True/False 207 Whether line numbers should be shown: True/False
207 208
208 Default: True 209 Default: True
209 210
211 `line_number_start`
212 The line number of the first line.
213
214 Default: 1
215
210 `line_number_step` 216 `line_number_step`
211 The step used when printing line numbers. 217 The step used when printing line numbers.
212 218
213 Default: 1 219 Default: 1
214 220
248 `line_number_pad` 254 `line_number_pad`
249 The horizontal padding (in pixels) between the line number margin, and 255 The horizontal padding (in pixels) between the line number margin, and
250 the source code area. 256 the source code area.
251 257
252 Default: 6 258 Default: 6
259
260 `hl_lines`
261 Specify a list of lines to be highlighted. *New in Pygments 1.2.*
262
263 Default: empty list
264
265 `hl_color`
266 Specify the color for highlighting lines. *New in Pygments 1.2.*
267
268 Default: highlight color of the selected style
253 """ 269 """
254 270
255 # Required by the pygments mapper 271 # Required by the pygments mapper
256 name = 'img' 272 name = 'img'
257 aliases = ['img', 'IMG', 'png'] 273 aliases = ['img', 'IMG', 'png']
297 self.line_number_pad = get_int_opt(options, 'line_number_pad', 6) 313 self.line_number_pad = get_int_opt(options, 'line_number_pad', 6)
298 self.line_numbers = get_bool_opt(options, 'line_numbers', True) 314 self.line_numbers = get_bool_opt(options, 'line_numbers', True)
299 self.line_number_separator = get_bool_opt(options, 315 self.line_number_separator = get_bool_opt(options,
300 'line_number_separator', True) 316 'line_number_separator', True)
301 self.line_number_step = get_int_opt(options, 'line_number_step', 1) 317 self.line_number_step = get_int_opt(options, 'line_number_step', 1)
318 self.line_number_start = get_int_opt(options, 'line_number_start', 1)
302 if self.line_numbers: 319 if self.line_numbers:
303 self.line_number_width = (self.fontw * self.line_number_chars + 320 self.line_number_width = (self.fontw * self.line_number_chars +
304 self.line_number_pad * 2) 321 self.line_number_pad * 2)
305 else: 322 else:
306 self.line_number_width = 0 323 self.line_number_width = 0
324 self.hl_lines = []
325 hl_lines_str = get_list_opt(options, 'hl_lines', [])
326 for line in hl_lines_str:
327 try:
328 self.hl_lines.append(int(line))
329 except ValueError:
330 pass
331 self.hl_color = options.get('hl_color',
332 self.style.highlight_color) or '#f90'
307 self.drawables = [] 333 self.drawables = []
308 334
309 def get_style_defs(self, arg=''): 335 def get_style_defs(self, arg=''):
310 raise NotImplementedError('The -S option is meaningless for the image ' 336 raise NotImplementedError('The -S option is meaningless for the image '
311 'formatter. Use -O style=<stylename> instead.') 337 'formatter. Use -O style=<stylename> instead.')
367 Get the required image size. 393 Get the required image size.
368 """ 394 """
369 return (self._get_char_x(maxcharno) + self.image_pad, 395 return (self._get_char_x(maxcharno) + self.image_pad,
370 self._get_line_y(maxlineno + 0) + self.image_pad) 396 self._get_line_y(maxlineno + 0) + self.image_pad)
371 397
372 def _draw_linenumber(self, lineno): 398 def _draw_linenumber(self, posno, lineno):
373 """ 399 """
374 Remember a line number drawable to paint later. 400 Remember a line number drawable to paint later.
375 """ 401 """
376 self._draw_text( 402 self._draw_text(
377 self._get_linenumber_pos(lineno), 403 self._get_linenumber_pos(posno),
378 str(lineno + 1).rjust(self.line_number_chars), 404 str(lineno).rjust(self.line_number_chars),
379 font=self.fonts.get_font(self.line_number_bold, 405 font=self.fonts.get_font(self.line_number_bold,
380 self.line_number_italic), 406 self.line_number_italic),
381 fill=self.line_number_fg, 407 fill=self.line_number_fg,
382 ) 408 )
383 409
424 """ 450 """
425 Create drawables for the line numbers. 451 Create drawables for the line numbers.
426 """ 452 """
427 if not self.line_numbers: 453 if not self.line_numbers:
428 return 454 return
429 for i in xrange(self.maxlineno): 455 for p in xrange(self.maxlineno):
430 if ((i + 1) % self.line_number_step) == 0: 456 n = p + self.line_number_start
431 self._draw_linenumber(i) 457 if (n % self.line_number_step) == 0:
458 self._draw_linenumber(p, n)
432 459
433 def _paint_line_number_bg(self, im): 460 def _paint_line_number_bg(self, im):
434 """ 461 """
435 Paint the line number background on the image. 462 Paint the line number background on the image.
436 """ 463 """
462 self._get_image_size(self.maxcharno, self.maxlineno), 489 self._get_image_size(self.maxcharno, self.maxlineno),
463 self.background_color 490 self.background_color
464 ) 491 )
465 self._paint_line_number_bg(im) 492 self._paint_line_number_bg(im)
466 draw = ImageDraw.Draw(im) 493 draw = ImageDraw.Draw(im)
494 # Highlight
495 if self.hl_lines:
496 x = self.image_pad + self.line_number_width - self.line_number_pad + 1
497 recth = self._get_line_height()
498 rectw = im.size[0] - x
499 for linenumber in self.hl_lines:
500 y = self._get_line_y(linenumber - 1)
501 draw.rectangle([(x, y), (x + rectw, y + recth)],
502 fill=self.hl_color)
467 for pos, value, font, kw in self.drawables: 503 for pos, value, font, kw in self.drawables:
468 draw.text(pos, value, font=font, **kw) 504 draw.text(pos, value, font=font, **kw)
469 im.save(outfile, self.image_format.upper()) 505 im.save(outfile, self.image_format.upper())
470 506
471 507