Mercurial > pygpibtoolkit / file comparison
comparison: hpgl_parser.py
hpgl_parser.py
- changeset 20
- de60b63b2275
- parent 19
- 42af82fdb8bb
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| 19:42af82fdb8bb | 20:de60b63b2275 |
|---|---|
| 67 self.plot_symbols(values[1:]) | 67 self.plot_symbols(values[1:]) |
| 68 if self.pen_state == "down": | 68 if self.pen_state == "down": |
| 69 self.plot_lines(values) | 69 self.plot_lines(values) |
| 70 self.pos = values[-1] | 70 self.pos = values[-1] |
| 71 | 71 |
| 72 def plot_string(self, s): | |
| 73 pass | |
| 74 | |
| 72 def get_window_for_paper(self): | 75 def get_window_for_paper(self): |
| 73 return 0,100,0,100 | 76 return 0,100,0,100 |
| 74 def get_scaling_points_for_paper(self): | 77 def get_scaling_points_for_paper(self): |
| 75 return 0,100,0,100 | 78 return 0,100,0,100 |
| 76 | 79 |
| 80 def plot_lines(self, points): | 83 def plot_lines(self, points): |
| 81 pass | 84 pass |
| 82 | 85 |
| 83 # HPGL-related methods | 86 # HPGL-related methods |
| 84 def ESC(self): | 87 def ESC(self): |
| 85 print "ESC" | 88 #print "ESC" |
| 86 self.idx += 1 | 89 self.idx += 1 |
| 87 | 90 |
| 88 def OE(self): | 91 def OE(self): |
| 89 """ Output Error """ | 92 """ Output Error """ |
| 90 pass | 93 pass |
| 107 | 110 |
| 108 | 111 |
| 109 def DF(self): | 112 def DF(self): |
| 110 """ Default """ | 113 """ Default """ |
| 111 self.pen = 0 | 114 self.pen = 0 |
| 115 self.pen_width = 1 # 1/300 inch | |
| 112 self.pos = 0,0 | 116 self.pos = 0,0 |
| 113 self.char_set = "std" | 117 self.char_set = "std" |
| 114 self.plot_mode = 'absolute' | 118 self.plot_mode = 'absolute' |
| 115 self.char_direction = 1,0 | 119 self.char_direction = 1,0 |
| 116 self.line_type = 0 # 'solid' | 120 self.line_type = 0 # 'solid' |
| 343 self.str_terminator = values[0] | 347 self.str_terminator = values[0] |
| 344 | 348 |
| 345 def LB(self): | 349 def LB(self): |
| 346 """ Character Plot """ | 350 """ Character Plot """ |
| 347 values = self.extract_string() | 351 values = self.extract_string() |
| 348 # TODO | 352 self.plot_string(values) |
| 349 | 353 x, y = self.pos |
| 354 values = values.split('\n') | |
| 355 if self.char_size == "absolute": | |
| 356 x += len(values[-1]) * self.char_width *1016/2.54 | |
| 357 y += (len(values)-1) * self.char_height *1016/2.54 | |
| 358 else: | |
| 359 x0, x1, y0, y1 = self.scale | |
| 360 dx = x1-x0 | |
| 361 dy = y1-y0 | |
| 362 x += len(values[-1]) * self.char_width / 100.0 * dx | |
| 363 y += (len(values)-1) * self.char_height / 100.0 * dy | |
| 364 | |
| 365 #print "LB pos[%s] %s -> %s"%(repr(values), self.pos, (x,y)) | |
| 366 self.pos = [x, y] | |
| 367 | |
| 368 def get_char_size(self): | |
| 369 if self.char_size == "absolute": | |
| 370 x = self.char_width *1016/2.54 | |
| 371 y = self.char_height *1016/2.54 | |
| 372 else: | |
| 373 x0, x1, y0, y1 = self.scale | |
| 374 dx = x1-x0 | |
| 375 dy = y1-y0 | |
| 376 x = self.char_width / 100.0 * dx | |
| 377 y = self.char_height / 100.0 * dy | |
| 378 return x, y | |
| 379 | |
| 350 def DI(self): | 380 def DI(self): |
| 351 """ Absolute Direction """ | 381 """ Absolute Direction """ |
| 352 values = self.extract_value() | 382 values = self.extract_value() |
| 353 if len(values) == 0: | 383 if len(values) == 0: |
| 354 self.char_direction = 1.0, 0.0 | 384 self.char_direction = 1.0, 0.0 |
| 367 def CP(self): | 397 def CP(self): |
| 368 """ Character Plot """ | 398 """ Character Plot """ |
| 369 values = self.extract_value() | 399 values = self.extract_value() |
| 370 # TODO | 400 # TODO |
| 371 if len(values) == 0: | 401 if len(values) == 0: |
| 372 values = 0, -1 | 402 values = 0, 1 |
| 373 #if len(values) == 2: | 403 x, y = self.pos |
| 374 # self.pos = | 404 if self.char_size == "absolute": |
| 405 x += values[0] * self.char_width *1016/2.54 | |
| 406 y += values[1] * self.char_height *1016/2.54 | |
| 407 else: | |
| 408 x0, x1, y0, y1 = self.scale | |
| 409 dx = x1-x0 | |
| 410 dy = y1-y0 | |
| 411 x += values[0] * self.char_width / 100.0 * dx | |
| 412 y += values[1] * self.char_height / 100.0 * dy | |
| 413 #print "CB pos[%s] %s -> %s"%(repr(values), self.pos, (x,y)) | |
| 414 self.pos = [x, y] | |
| 375 | 415 |
| 376 def SI(self): | 416 def SI(self): |
| 377 """ Set Absolute Character Size """ | 417 """ Set Absolute Character Size """ |
| 378 values = self.extract_value() | 418 values = self.extract_value() |
| 379 self.char_size = "absolute" | 419 self.char_size = "absolute" |
| 380 if len(values) == 0: | 420 if len(values) == 0: |
| 381 self.char_width = 0.1879 | 421 self.char_width = 0.1879 # cm |
| 382 self.char_height = 0.2690 | 422 self.char_height = 0.2690 # cm |
| 383 elif len(values) == 2: | 423 elif len(values) == 2: |
| 384 self.char_width, self.char_height = values | 424 self.char_width, self.char_height = values |
| 385 | 425 |
| 386 def SR(self): | 426 def SR(self): |
| 387 """ Set Relative Character Size """ | 427 """ Set Relative Character Size """ |
| 388 values = self.extract_value() | 428 values = self.extract_value() |
| 389 self.char_size = "relative" | 429 self.char_size = "relative" |
| 390 if len(values) == 0: | 430 if len(values) == 0: |
| 391 self.char_width = 0.75 | 431 self.char_width = 0.75 # percentage |
| 392 self.char_height = 1.5 | 432 self.char_height = 1.5 # id |
| 393 elif len(values) == 2: | 433 elif len(values) == 2: |
| 394 self.char_width, self.char_height = values | 434 self.char_width, self.char_height = values |
| 395 | 435 |
| 396 def SL(self): | 436 def SL(self): |
| 397 """ Character Slant """ | 437 """ Character Slant """ |
