6 - make dash length available
8 - SlantFont & Co support
9 - keep an eye on PEP 324 (popen 5): it could make the texrunner much easier
10 - messageparser for replaced fontsizes: Warning
11 - messageparser for size differences at the end: Warning not Exception
12 - messageparser for overfull/underfull vbox/hbox: Warning not Exception
13 - newline removal when not disturbing texmessages only
15 - common bboxes for different graphs
16 - 3d graphs, circular graphs
17 - axis painter labelattrs=None + automatic axis partitioning leads to no valid partitioning
18 - when all titles are None, a graph key currently raises an exception
19 - translatecanvas should be the default in graph.style.symbol
20 - graph.style and graph.data modules
21 - exceptions in drawsymbol & friends...
22 - fix docu (or code) of gridattrs functionality of axis painters
23 (how can one, e.g. draw a grid at the ticks and not at the subticks)
25 - use csv module (new in 2.3)
26 - Check for "inf" and "nan" in datafiles.
27 (When plotted, the graph does not complain, but the postscript will be broken)
29 - add styles using curves instead of lines
30 - add "steps" style for histogram-like plots
32 - finish multi page PostScript output
33 - contructor should only take a texrunner keyword argument
37 - style and color module:
38 - support modification of existing styles via __call__
40 - height -> getheight, ...
42 - might be moved into the graph
43 - perform calc by means of Python itself (see eval code in graph.data, but
44 we should use compiled code instead of eval)
46 - support single-character mode
48 - what should we do for palette when only one entry
50 - is the early conversion with unit.topt unit-modification-save?
52 - better names for the helper functions ?
53 - why does smoothed through away short normpathitems instead of simply ignoring them?
55 - clearly distingish between readers and writers. dvifile, epsfile, etc. might
56 be renamed to dvireader, epsreader ...
62 - more details in path constructor: allowed pathels, first pathel...
68 Attributes (clearing merging ) and changeable attributes should be
69 explained at a central place.
70 - section titles: "Axes" -> "Axes - module axis" or similar
72 - linealign and circlealign
74 update length constructor description (strings are no longer supported, etc.)
76 styles: document what data name the styles accept (require). Try also to be more
77 userfriendly and not to describe immediately the internals of the implementation:
78 (see e.g. class.style.symbol)
81 - describe creation and modification (inplace and ``modify by new'') of
86 - path parameters and argument handling
87 - document module: new
88 - container classes for document and pages
89 - document.paperformat class (strings are deprecated)
91 - writeEPSfile wraps a canvas in a single page document and performs the output
95 - completely rewritten
96 - pswriter module: new
97 - separate PS output from canvas
99 - allow selection on zero range palette (reported by Francisco Borges, cf. bug #1116257)
102 - addontop added to stackedbarpos
103 - column -> columnname renaming where appropriate
104 - histogram style added
106 - function needs explicit variable definition (implicit variable definition is deprecated)
107 - column names are inherited by data.data() except when copy=0; unused columns are silently ignored now
108 - dynamic function data on a logarithmic axis uses isinstance check now
110 - extend graph keys to allow for several columns (TODO: documentation)
111 - axis data handling refactureing:
112 - introcuded an axis positioner
113 - introduced anchoredaxis to make axis data and positioning local to a graph
114 - linkedaxis is a special version of anchoredaxis and are generic (they use the new linkpainter provided by an axis)
115 - unification of split and bar axes; removed some black magic in baraxis in favor of a nestedbar axis
116 - x linked to x2 etc. is now possible
117 - axis.inverse was removed (the only place it was (mis)used was by a function)
119 - allow to transform axis after layout
120 - [xy]axisat arguments in the constructor to easily move [xy]-axes to the position
121 defined the orthogonal axis
122 - TODO: update documentation
123 - prolog module: deleted (replaced by resource module)
124 - resource module: new
125 - resources: fonts and definitions
129 - tfm->dvi conversion rounding bugfix
130 - fix parsing of empty strings ("") in fontmap files (reported by John Owens, bug #1218983)
131 - changed requirements to python 2.1:
132 - nested scopes are needed without fallback solution by the path module
133 - use warning module for warnings
135 - the very old tex module finally got removed completely
137 - correctly call base class constructor in linewidth
139 - correct EOL handling while reading DSC's (reported by Markus Meyer)
144 - EPS header fixed (reported by Russell Lang, cf. bug #1065099)
146 - use CURDIR instead of PWD (reported by David M. Cooke, bug #1070285)
148 - support windows line endings (patch by Hans-Andreas Engel, cf. bug #1071160)
150 - line attributes handling fixed (reported by Andrea Riciputi)
151 - fix typos in predefined symbols (reported by Andrea Riciputi)
152 - cut column name list at the max. number of columns (reported by Arnd Baecker)
154 - add INDEX and README files to distribution
155 - new errorbar and julia example
157 - pdf snippets for tipa based phonetic transliterations
162 - new module for inclusion of bitmap images
164 - names of local and member variables now follow the naming convention of
165 having a _pt suffix when containing lengths in points
167 - names of local and member variables now follow the naming convention of
168 having a _pt suffix when containing lengths in points
169 - enlarge was misspelled as enlarged
170 - renamed _bbox -> bbox_pt
171 - new bbox method center, which returns the coordinates of the center
173 - enlarge and enlarged do no longer interprete unqualified lengths as
176 - unit.cm, unit.t_cm, etc. are no longer sub classes but instances
178 - never convert implicitly into visual/width, etc. lengths (this is more
179 about usage of the unit module in various other modules) (TODO: update
181 - support for string initialization removed
182 - support for initialisation with other length removed
183 - lengths can now be divided by other lengths (as suggested by Michael Gruber
184 and Magnus Lie HHetland)
186 - postpone reading of fontmap files until TeX/LaTeX is started
187 - sign of font number in dvifile (reported by Michael Gruber)
190 - added new classes page and document for multipage PostScript output
191 - apply deformers (instead of trafos) in draw method
193 - decrease interval for dotted and dash-dotted lines for better visual
195 - setup.py and distribution:
196 - create siteconfig on install to store positions of the shared data
199 - graph style + data reorganization
200 - modularization of the graph styles by separating data handling and drawing tasks
201 - several graph styles can now be combined together
202 - graph data can internally now combine different data sources
203 (by that, some nasty side effects could have been removed)
204 - enum -> num renaming
205 - allow for horizontally and vertically centered graph key alignment and a key background
206 - fix bug that graph was not finished automatically when a bbox was specified
207 manually (reported by David Barton)
209 - pathel -> pathitem, etc. renaming
210 - methods accepting a parameter value / arc length now also allow the user to
211 pass a tuple (subpath, param) / (subpath, arclen)
212 - normpath constructor no longer accepts a path or normpath as argument but only a list
213 of normsubpaths. Use the new normpath method of the path instead to construct a normpath
215 - normsubpath can now deal with short (i.e. shorter than epsilon) segments correctly
216 - the intersect and split methods of normpath and normsubpath have been completely rewritten and
217 now take the accuracy epsilon correctly into account. Note that for a closed subpath the
218 split function now returns the segment containing the closing point as first element
219 in the result list (before, it was returned as last element).
220 - normsubpathitems and normsubpath now implement much more methods also provided by
221 path and normpath instances
222 - normpath.append no longer accepts pathitems but only normsubpaths
223 - deformer module: new
224 - moved cycloid and smoothed from deco into deformer
226 - handle "BoundingBox: (atend)" (cf. bug #945621 reported by Jim Boyle)
227 - kpsearch option to search for file using the kpathsea library (contributed by Michael Gruber)
229 - PSCmd and PSOp are now joined in a new class canvasitem
231 - decorated path no longer allows modification of its path
232 - new method excluderange which allows to remove certain parameter ranges from the stroked path
233 - additional canvas provided by decorated path is now called ornaments
234 - constriction=None now indicates an arrowhead without constriction
236 - trafos are now deformers
238 - a bunch of bargraph examples have been added
243 - fix errorbar range adjustment
244 - fix empty tick lists bug (reported by Marko Vendelin, cf. bug #977323)
245 - graph/style module:
246 - symbolline drawing order in graph key (cf. bug #990687)
248 - access to builtin list (reported by Marcus Mendenhall, cf. bug #1042458)
253 - fix drawing with background
254 - fix insertion of a zero length path when the whole line is outside
255 the valid axis range (reported by Marko Vendelin)
257 - include source for faq and manual
258 - distribute the pdf instead of postscript (manual, faq, examples)
263 - fixed title=None + graph key issue reported by Gabriel Vasseur
264 - graph.axis.painter.plain -> graph.axis.painter.regular
265 (as it was in parts of the documentation already)
266 - changeable-gridattrs-become-None-bug fixed
267 - graph style cutting outside lines (double-)fixed
271 - fixes missing install of the graph and axis directories introduced in 0.6
272 - some minor updates to the faq
277 - reorganisation of the graph structure finished (there might be some
278 small pending issues, but the basic restructuring is done with this release):
279 - graph splitted into several modules in pyx/graph and pyx/graph/axis
280 - painters are using the new attribute scheme including changeable
282 - graph styles rewrite
284 - axis zeropath feature has been removed
285 - mergelabels removed; linpart doesn't have a label argument anymore
286 - names and texts removed from baraxis
287 - iteration on graph style, when it is used several times in the same graph
288 - symbols + lines -> symbollines; symbols do not allow setting lineattrs,
289 and lines not symbolattrs
290 - manual line clipping (do not include unneeded line segments when the
291 axis range is set manually etc.)
292 - automatic file key titles
293 - graph.data now also includes the old data module
294 - data.list adds (by default) a line number like data.file
295 (thus regular columns are counted from 1)
297 - added new pathels multilineto_pt and multicurveto which allows to specify
298 a list of points and can thus be much more efficient
299 - internal methods return coordinates in pts
300 - arclentoparam returns only parameters not total length
301 - added path.arclength_pt, path.at_pt, path.begin_pt, path.end_pt (and
302 correspondingly for normpath)
303 - complete refactoring of the normpath class: normpaths now consist of
304 normsubpaths which themselves consist of normlines and normcurves This is
305 much more convenient for any routines working with normpaths.
306 - reversing of closed sub paths does not change the first point of the sub
308 - renamed: arclength -> arclen
309 - renamed: lentopar -> arclentoparam
310 - renamed: glue -> joined
311 - normpath now supports join, the in-place version of joined
312 - path and normpath method raise exception instead of returning None
313 when parameter is out of range
314 - the accuracy epsilon can now only be specified in normpath and normsubpath
315 constructor and no longer in arguments of path and normpath methods
316 - negative parameters are no longer supported in path and normpath methods
317 - path and normpath methods which accept parameter value param now
318 alternatively accept an arc length
322 - arrow heads are no longer stroked (as suggested by Magnus Lie Hetland)
324 - writeEPSfile deprecates writetofile
325 - internally, write methods are renamed in outputPS
326 - canvas constructor no longer accepts variable argument list but
327 expects a list of attrs as first argument (defaulting to []) and
328 a texrunner as second argument (defaulting to text.defaulttexrunner)
329 - set, draw, stroke and fill no longer return self, i.e., the canvas, but None
331 - added inplace add (__iadd__), enlarge and transform methods
332 - callers use inplace add where possible now (yielding a considerable
334 - "undefined" corners of bounding boxes are no longer supported which makes
335 the bounding box operations much more efficient.
337 - renamed _xxx -> xxx_pt
339 - removed showbbox argument of epsfile class
341 - default handling of texmessages as in the new attribute scheme
342 - multiple insert bug fixed
343 - made left, right, width, height, depth information available (x length
344 not taking into account box transformations)
345 - ignore tex message "Please type a command or say `\\end'"
346 - added textboxes that are sequentially filled (experimental)
348 - mandel.py (contributed by Stephen Phillips)
350 - length comparision (David Beach)
354 - switched to the new parser using pythons parser module
356 - removed, it all lives in the graph.data module now, while before it
357 was splitted into two separate modules
359 - not imported by default anymore
360 - obsolete warning when importing this module
364 - include missing c-files for optional extension modules
366 - fix unpaired BeginProcSet/EndProcSet in font enconding
369 - setup.py and distribution:
370 - allow customization of the extension modules built (via setup.cfg)
371 - disable building pykpathsea module by default
372 - more detailed description of install process in INSTALL
373 - provide more information and pointers to other files in README
374 - include example data files in distribution (suggested by Andrea Riciputi)
375 - force dvips to write ps files instead of printing them (suggested by Otto Tronarp)
376 - includ pyxfaq.pdf in distribution
378 - improved is-readable test for lfs files and pyx.def file
379 - explicitly quit (La)TeX in cleantmp (helps when quitting with <Ctrl>C)
380 - showwaitfortex implemented following a suggestion by Fernando Perez
381 (waitfortex is increased to 60 seconds now)
382 - support of TeX extension --ipc for reading dvi results while TeX keeps running
383 - configurable font mapping files (via pyxrc or parameter of the texrunner constructor)
384 - markers to get access to positions within TeX expressions
385 - fix: allow for e-tex in texmessage.start (reported by Andrea Riciputi)
386 - fix: print warning at syntax errors in font mapping file and continue (cf. bug #795271)
387 - remove limitation on number of fonts in dvi file
388 - added native virtual font support
389 - dvicopy support not needed anymore (it is still available, but obsolete and
390 removed from the documentation)
391 - do not include too many glyphs in the eps file
392 - _xxx -> xxx_pt renaming
393 - dvifile module (NEW):
394 - separated from the text module
395 - dvifile class returns standard pyx canvas instances on readpage
397 - removed manualpart and partitioners mix keyword
398 - results of the splitting at "=" in graph.function were not stripped
399 - skip title=None in key (cf. bug #821284), properly align a single key entry
400 - another (the last?!) axis redesign: axispos -> class of its own
401 - some axispos name have changed slightly (zeroline -> zeropath etc.)
402 - tick/data-vmin/vmax removed
405 - minor enhancements in exponentionaltexter
406 - axes alongs paths including a set of examples
407 - mixing a partitioner and manual ticks by two distinct keyword arguments now
408 - _xxx -> xxx_pt renaming
409 - part -> parter renaming
411 - stroke, fill, draw, set and insert do no longer accept variable length argument lists but
412 an attribute list as last argument
413 - stroke and fill now support trafos (TODO: documentation)
414 - uppercase version of a4, a3, ... paperformats
416 - new module for loading PyX configuration information
418 - automatically import main modules into pyx namespace as suggested by Fernando
421 - check for sorting of parameter list passed to path.split method
422 - _xxx -> xxx_pt renaming
424 - contains decoratedpath and decorators from canvas module
425 - all predefined decorators are instances now (deco.stroked is thus ok) and
426 attributes have to be passed explicitely, e.g., deco.earrow.small(attrs=color.rgb.red)
427 and deco.stroked([color.rgb.blue])
428 - style module (NEW):
429 - contains all line- and fillstyles which formerly had been defined in the canvas module
430 - dash now supports relative dash lengths (as suggested by Otto Tronarp)
432 - fixed incorrect handling of - (for instance -x**2 was not negative)
434 - contents have been moved to the (obsolete) tex module, which was the only user anyhow, and
435 the module itself was removed
437 - new fallback solution in pure python
438 - bugfix: pyxadapt.h needs to open files binary under Windows (reported by Gary Pajer)
440 - _xxx -> xxx_pt renaming
442 - _xxx -> xxx_pt renaming
446 - "in" to "inch" in paperformats
448 - fix pyx.def hack occuring whenever \ProcessOptions* was used by a package
450 - implement different file formats for Python version of module
452 - python fallback solution should behave the same way as c extension module (closes SF bug #799182 reported
453 by Marcus Mendenhall)
455 - added "connector" to __all__
459 - separate texter out of the axispainter
460 - axis/partitioner/texter/painter/axispos redesign & interfaces
461 - tick.text is renamed to tick.label
462 - ticks and labels are renamed to tickpos/tickdist and labelpos/labeldist in partitioning
463 - ticks can be used in the part to mix a partitioner with some manual ticks
464 -> manualpart and the mix technique is not needed anymore
465 (both things are still available and working, but they will be removed in the future)
466 - _ensurefrac is implemented inside the frac constructor now; initialization is possible by:
467 - a (enum, denom) tuple now (previously there were two arguments)
468 - a string (as before via _ensurefrac)
469 - exponential strings are allowed as well (e.g. "1e10" etc.)
470 - a float (precision is determined by floatprecision -- the number of decimal places)
475 - reset() method for the texrunner
476 - automatic restart of a TeX instance with the same preamble (preamble changes are not possible)
477 - texmessage.loadfd for accepting font description loading
478 - don't bail out on width_index == 0, but mark character invalid instead
480 - support for specials; pyxgraphics flag
481 - support psfonts.map: font names, font encodings
482 - bugfix \def\ProcessPyXBox -> \long\def\ProcessPyXBox
483 - improved lfs handling
485 - full documentation via doc strings
487 - some preliminary version
489 - multiple radii (up to two per point) and softnesses
490 - ensurecenter added --- do we always force the creation of a center?
492 - lentopar methods added including some tests
494 - new parameter bbox allows to override the bounding box of the eps file
498 - derive TFMError and DVIError correctly from exceptions.Exception
499 - close files and pipes, if they are no longer used (thanks to Marcus Mendenhall)
500 - remove DeprecationWarning in Python 2.3 (thanks to Marcus Mendenhall)
502 - correct rounding algorithm (Michael Schindler)
504 - refer to the graphs texrunner instead of the defaulttexrunner (cf. #728209)
505 - rounding towards zero bugfix in autolinpart
506 - log axis range rating bugfix
508 - addarg bugs (#738724)
510 - fix mixing up of height and width in scale calculation
511 - and various other fixer here and there
515 - fix bug in dvi rule code where width was height
516 - fix preamble attribute checking bug
517 - fix texmessage.load pattern search instead of pattern match bug
518 - renamed vbox to parbox (was done in 0.3 partially only)
520 - allow for tuples in arguments of the data class
521 - convenience: exchanged order of named parameters in data.data
523 - convenience: allow for part=None in _axis (base of linaxis and logaxis)
525 - added a latex example (requested)
526 - added a attributechange example (requested)
527 - added back the integral example (requested; prior PyX 0.3 it was part of the user manual)
528 - small change in vector example (allow for the access to the texrunner)
529 - examples included in source distribution
531 - correct arrow template calculation for very short paths
535 - new easy to use example generation (will hopefully lead to nice examples)
537 - new module for handling of convex polygons (taken out of the graph module)
539 - new module containing a collection of helper functions (taken out of the graph module)
540 - moved the attrlist into helper -- as plain functions; attrlist becomes obsolete
542 - new module: a new and preferable integration of TeX/LaTeX
544 - strip glyphs from pfa/pfb-fonts
545 - there is a C implementation taken from pdftex
546 - fallback solution via an external program (pfb2pfa)
548 - (partial) C binding to libkpathsea
549 - fallback solution via an external program (kpsewhich)
551 - removed some code duplication (various axis painters)
552 - use text module instead of the obsolete tex module
553 - allow for tailing zeros of automatic generated labels
554 - allow for missing data in bar graphs -> skipmissing parameter
555 - remove the support for variables given as keyword arguments in data constructor
556 - use context instead of extern for extern variables and functions
557 - graph keys; titles in data/function/etc.
559 - new classes for visual and width lengths, aliases for user length (u_pt = pt)
560 - all length classes have now by default a quantifier 1 (instead of 0), such that,
561 for instance, 5*unit.t_cm() == unit.t_cm(5)
562 - default_unit now has to be set via unit.set. For instance: unit.set(defaultunit="m").
563 - convert_to is now an internal function, which moreover does not longer accept tuples or lists
565 - new class _bbox (the former bbox) which accepts points in the constructor. This is used
566 for internal purposes.
567 - the bbox constructor now accepts user lengths in the constructor.
568 - new methods height, width, top, bottom, left, right
569 - ll & ur ???, what about ul and lr -> ugly!
570 - enlarge (was enhance) now allows selective enlargement to the left, bottom, right and top
571 - output HiResBoundingBox
572 - never reduce bbox upon output
574 - new constructor signature, more in line with rest of PyX:
575 epsfile(x, y, filename, **additional_args)
577 - removed additional column support in addcolumn; removed _addcolumn
578 - line reduction for datafile like the every parameter in gnuplot
580 - new way of PS prolog generation that writes only necessary parts
581 - added support for patterns
582 - canvas.insert() now supports arguments
583 - bbox of canvas can be specified in writetofile command explicitely
584 - writetofile does not return self anymore
585 - arrow template now uses intersection with circle to get size right
586 (as per a suggestion by Michael Schindler)
589 - changed the handling of extern functions and all variables
591 - gradient renamed to palette
593 - problem with sizefile on windows (tex module)
594 - allow for strings in graphxy's width and height; allow for width only (graph module)
595 - disable rating for labelattrs equals None (graph module)
596 - defaultstyle selection, when a list of data is provided to the plot function (graph module)
597 - traverse when adding functions as arguments of operators (mathtree module)
598 - allow for extern functions in addcolumn (data module)
599 - just one common place for the version number
600 - fix incorrect exception name MathError (path module)
601 - prevent double return of intersections for closed sub paths
606 - allow division of length by numbers
608 - new transformation: slant
609 - renamed all trafo methods to use the participle (i.e translate->translated)
610 - the name of all trafo subclasses are verbs (i.e. translation->translate)
612 - mark class renamed to symbol
613 - (text-)box distance measurement
614 - moved axis partitioning to axis and axis painter
615 - automatic axis partitioning (now officially: general cleanup, distance measurement, documentation)
617 - baraxis, baraxispainter, and bar style
619 - previously named datafile module
620 - class "_datafile" renamed to class "data"
621 - class sectionfile added
624 - extern variables and functions (support in graph.function, graph.paramfunction and data.data)
627 - deferred to Version 0.3
628 - running TeX "on the fly" is basically implemented
630 - transformation bug (#624068, trafo module)
631 - canvas transformations (canvas module???)
632 - textbox alignment (graph module)
633 - return linewidth upon calculation with linewidths (unit module)
634 - allow column number variables with several digits
636 - british and american spellings (color module, graph module)
637 - small logo modifications