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 ...
58 - stroking of patterns does not work in PDF
63 - more details in path constructor: allowed pathels, first pathel...
69 Attributes (clearing merging ) and changeable attributes should be
70 explained at a central place.
71 - section titles: "Axes" -> "Axes - module axis" or similar
73 - linealign and circlealign
75 update length constructor description (strings are no longer supported, etc.)
77 styles: document what data name the styles accept (require). Try also to be more
78 userfriendly and not to describe immediately the internals of the implementation:
79 (see e.g. class.style.symbol)
82 - describe creation and modification (inplace and ``modify by new'') of
87 - path parameters and argument handling
88 - document module: new
89 - container classes for document and pages
90 - document.paperformat class (strings are deprecated)
92 - writeEPSfile wraps a canvas in a single page document and performs the output
96 - completely rewritten: support for fonts and patterns has been added
97 - pswriter module: new
98 - separate PS output from canvas
100 - allow selection on zero range palette (reported by Francisco Borges, cf. bug #1116257)
103 - addontop added to stackedbarpos
104 - column -> columnname renaming where appropriate
105 - histogram style added
107 - function needs explicit variable definition (implicit variable definition is deprecated)
108 - column names are inherited by data.data() except when copy=0; unused columns are silently ignored now
109 - dynamic function data on a logarithmic axis uses isinstance check now
111 - extend graph keys to allow for several columns (TODO: documentation)
112 - axis data handling refactureing:
113 - introcuded an axis positioner
114 - introduced anchoredaxis to make axis data and positioning local to a graph
115 - linkedaxis is a special version of anchoredaxis and are generic (they use the new linkpainter provided by an axis)
116 - unification of split and bar axes; removed some black magic in baraxis in favor of a nestedbar axis
117 - x linked to x2 etc. is now possible
118 - axis.inverse was removed (the only place it was (mis)used was by a function)
120 - allow to transform axis after layout
121 - [xy]axisat arguments in the constructor to easily move [xy]-axes to the position
122 defined the orthogonal axis
123 - TODO: update documentation
124 - prolog module: deleted (replaced by resource module)
125 - resource module: new
126 - resources: fonts and definitions
130 - tfm->dvi conversion rounding bugfix
131 - fix parsing of empty strings ("") in fontmap files (reported by John Owens, bug #1218983)
132 - changed requirements to python 2.1:
133 - nested scopes are needed without fallback solution by the path module
134 - use warning module for warnings
136 - the very old tex module finally got removed completely
138 - correctly call base class constructor in linewidth
140 - correct EOL handling while reading DSC's (reported by Markus Meyer)
141 - pattern module: new
142 - moved canvas.pattern to its own module together with the new PDFpattern class
143 - update address of FSF in LICENSE file
148 - EPS header fixed (reported by Russell Lang, cf. bug #1065099)
150 - use CURDIR instead of PWD (reported by David M. Cooke, bug #1070285)
152 - support windows line endings (patch by Hans-Andreas Engel, cf. bug #1071160)
154 - line attributes handling fixed (reported by Andrea Riciputi)
155 - fix typos in predefined symbols (reported by Andrea Riciputi)
156 - cut column name list at the max. number of columns (reported by Arnd Baecker)
158 - add INDEX and README files to distribution
159 - new errorbar and julia example
161 - pdf snippets for tipa based phonetic transliterations
166 - new module for inclusion of bitmap images
168 - names of local and member variables now follow the naming convention of
169 having a _pt suffix when containing lengths in points
171 - names of local and member variables now follow the naming convention of
172 having a _pt suffix when containing lengths in points
173 - enlarge was misspelled as enlarged
174 - renamed _bbox -> bbox_pt
175 - new bbox method center, which returns the coordinates of the center
177 - enlarge and enlarged do no longer interprete unqualified lengths as
180 - unit.cm, unit.t_cm, etc. are no longer sub classes but instances
182 - never convert implicitly into visual/width, etc. lengths (this is more
183 about usage of the unit module in various other modules) (TODO: update
185 - support for string initialization removed
186 - support for initialisation with other length removed
187 - lengths can now be divided by other lengths (as suggested by Michael Gruber
188 and Magnus Lie HHetland)
190 - postpone reading of fontmap files until TeX/LaTeX is started
191 - sign of font number in dvifile (reported by Michael Gruber)
194 - added new classes page and document for multipage PostScript output
195 - apply deformers (instead of trafos) in draw method
197 - decrease interval for dotted and dash-dotted lines for better visual
199 - setup.py and distribution:
200 - create siteconfig on install to store positions of the shared data
203 - graph style + data reorganization
204 - modularization of the graph styles by separating data handling and drawing tasks
205 - several graph styles can now be combined together
206 - graph data can internally now combine different data sources
207 (by that, some nasty side effects could have been removed)
208 - enum -> num renaming
209 - allow for horizontally and vertically centered graph key alignment and a key background
210 - fix bug that graph was not finished automatically when a bbox was specified
211 manually (reported by David Barton)
213 - pathel -> pathitem, etc. renaming
214 - methods accepting a parameter value / arc length now also allow the user to
215 pass a tuple (subpath, param) / (subpath, arclen)
216 - normpath constructor no longer accepts a path or normpath as argument but only a list
217 of normsubpaths. Use the new normpath method of the path instead to construct a normpath
219 - normsubpath can now deal with short (i.e. shorter than epsilon) segments correctly
220 - the intersect and split methods of normpath and normsubpath have been completely rewritten and
221 now take the accuracy epsilon correctly into account. Note that for a closed subpath the
222 split function now returns the segment containing the closing point as first element
223 in the result list (before, it was returned as last element).
224 - normsubpathitems and normsubpath now implement much more methods also provided by
225 path and normpath instances
226 - normpath.append no longer accepts pathitems but only normsubpaths
227 - deformer module: new
228 - moved cycloid and smoothed from deco into deformer
230 - handle "BoundingBox: (atend)" (cf. bug #945621 reported by Jim Boyle)
231 - kpsearch option to search for file using the kpathsea library (contributed by Michael Gruber)
233 - PSCmd and PSOp are now joined in a new class canvasitem
235 - decorated path no longer allows modification of its path
236 - new method excluderange which allows to remove certain parameter ranges from the stroked path
237 - additional canvas provided by decorated path is now called ornaments
238 - constriction=None now indicates an arrowhead without constriction
240 - trafos are now deformers
242 - a bunch of bargraph examples have been added
247 - fix errorbar range adjustment
248 - fix empty tick lists bug (reported by Marko Vendelin, cf. bug #977323)
249 - graph/style module:
250 - symbolline drawing order in graph key (cf. bug #990687)
252 - access to builtin list (reported by Marcus Mendenhall, cf. bug #1042458)
257 - fix drawing with background
258 - fix insertion of a zero length path when the whole line is outside
259 the valid axis range (reported by Marko Vendelin)
261 - include source for faq and manual
262 - distribute the pdf instead of postscript (manual, faq, examples)
267 - fixed title=None + graph key issue reported by Gabriel Vasseur
268 - graph.axis.painter.plain -> graph.axis.painter.regular
269 (as it was in parts of the documentation already)
270 - changeable-gridattrs-become-None-bug fixed
271 - graph style cutting outside lines (double-)fixed
275 - fixes missing install of the graph and axis directories introduced in 0.6
276 - some minor updates to the faq
281 - reorganisation of the graph structure finished (there might be some
282 small pending issues, but the basic restructuring is done with this release):
283 - graph splitted into several modules in pyx/graph and pyx/graph/axis
284 - painters are using the new attribute scheme including changeable
286 - graph styles rewrite
288 - axis zeropath feature has been removed
289 - mergelabels removed; linpart doesn't have a label argument anymore
290 - names and texts removed from baraxis
291 - iteration on graph style, when it is used several times in the same graph
292 - symbols + lines -> symbollines; symbols do not allow setting lineattrs,
293 and lines not symbolattrs
294 - manual line clipping (do not include unneeded line segments when the
295 axis range is set manually etc.)
296 - automatic file key titles
297 - graph.data now also includes the old data module
298 - data.list adds (by default) a line number like data.file
299 (thus regular columns are counted from 1)
301 - added new pathels multilineto_pt and multicurveto which allows to specify
302 a list of points and can thus be much more efficient
303 - internal methods return coordinates in pts
304 - arclentoparam returns only parameters not total length
305 - added path.arclength_pt, path.at_pt, path.begin_pt, path.end_pt (and
306 correspondingly for normpath)
307 - complete refactoring of the normpath class: normpaths now consist of
308 normsubpaths which themselves consist of normlines and normcurves This is
309 much more convenient for any routines working with normpaths.
310 - reversing of closed sub paths does not change the first point of the sub
312 - renamed: arclength -> arclen
313 - renamed: lentopar -> arclentoparam
314 - renamed: glue -> joined
315 - normpath now supports join, the in-place version of joined
316 - path and normpath method raise exception instead of returning None
317 when parameter is out of range
318 - the accuracy epsilon can now only be specified in normpath and normsubpath
319 constructor and no longer in arguments of path and normpath methods
320 - negative parameters are no longer supported in path and normpath methods
321 - path and normpath methods which accept parameter value param now
322 alternatively accept an arc length
326 - arrow heads are no longer stroked (as suggested by Magnus Lie Hetland)
328 - writeEPSfile deprecates writetofile
329 - internally, write methods are renamed in outputPS
330 - canvas constructor no longer accepts variable argument list but
331 expects a list of attrs as first argument (defaulting to []) and
332 a texrunner as second argument (defaulting to text.defaulttexrunner)
333 - set, draw, stroke and fill no longer return self, i.e., the canvas, but None
335 - added inplace add (__iadd__), enlarge and transform methods
336 - callers use inplace add where possible now (yielding a considerable
338 - "undefined" corners of bounding boxes are no longer supported which makes
339 the bounding box operations much more efficient.
341 - renamed _xxx -> xxx_pt
343 - removed showbbox argument of epsfile class
345 - default handling of texmessages as in the new attribute scheme
346 - multiple insert bug fixed
347 - made left, right, width, height, depth information available (x length
348 not taking into account box transformations)
349 - ignore tex message "Please type a command or say `\\end'"
350 - added textboxes that are sequentially filled (experimental)
352 - mandel.py (contributed by Stephen Phillips)
354 - length comparision (David Beach)
358 - switched to the new parser using pythons parser module
360 - removed, it all lives in the graph.data module now, while before it
361 was splitted into two separate modules
363 - not imported by default anymore
364 - obsolete warning when importing this module
368 - include missing c-files for optional extension modules
370 - fix unpaired BeginProcSet/EndProcSet in font enconding
373 - setup.py and distribution:
374 - allow customization of the extension modules built (via setup.cfg)
375 - disable building pykpathsea module by default
376 - more detailed description of install process in INSTALL
377 - provide more information and pointers to other files in README
378 - include example data files in distribution (suggested by Andrea Riciputi)
379 - force dvips to write ps files instead of printing them (suggested by Otto Tronarp)
380 - includ pyxfaq.pdf in distribution
382 - improved is-readable test for lfs files and pyx.def file
383 - explicitly quit (La)TeX in cleantmp (helps when quitting with <Ctrl>C)
384 - showwaitfortex implemented following a suggestion by Fernando Perez
385 (waitfortex is increased to 60 seconds now)
386 - support of TeX extension --ipc for reading dvi results while TeX keeps running
387 - configurable font mapping files (via pyxrc or parameter of the texrunner constructor)
388 - markers to get access to positions within TeX expressions
389 - fix: allow for e-tex in texmessage.start (reported by Andrea Riciputi)
390 - fix: print warning at syntax errors in font mapping file and continue (cf. bug #795271)
391 - remove limitation on number of fonts in dvi file
392 - added native virtual font support
393 - dvicopy support not needed anymore (it is still available, but obsolete and
394 removed from the documentation)
395 - do not include too many glyphs in the eps file
396 - _xxx -> xxx_pt renaming
397 - dvifile module (NEW):
398 - separated from the text module
399 - dvifile class returns standard pyx canvas instances on readpage
401 - removed manualpart and partitioners mix keyword
402 - results of the splitting at "=" in graph.function were not stripped
403 - skip title=None in key (cf. bug #821284), properly align a single key entry
404 - another (the last?!) axis redesign: axispos -> class of its own
405 - some axispos name have changed slightly (zeroline -> zeropath etc.)
406 - tick/data-vmin/vmax removed
409 - minor enhancements in exponentionaltexter
410 - axes alongs paths including a set of examples
411 - mixing a partitioner and manual ticks by two distinct keyword arguments now
412 - _xxx -> xxx_pt renaming
413 - part -> parter renaming
415 - stroke, fill, draw, set and insert do no longer accept variable length argument lists but
416 an attribute list as last argument
417 - stroke and fill now support trafos (TODO: documentation)
418 - uppercase version of a4, a3, ... paperformats
420 - new module for loading PyX configuration information
422 - automatically import main modules into pyx namespace as suggested by Fernando
425 - check for sorting of parameter list passed to path.split method
426 - _xxx -> xxx_pt renaming
428 - contains decoratedpath and decorators from canvas module
429 - all predefined decorators are instances now (deco.stroked is thus ok) and
430 attributes have to be passed explicitely, e.g., deco.earrow.small(attrs=color.rgb.red)
431 and deco.stroked([color.rgb.blue])
432 - style module (NEW):
433 - contains all line- and fillstyles which formerly had been defined in the canvas module
434 - dash now supports relative dash lengths (as suggested by Otto Tronarp)
436 - fixed incorrect handling of - (for instance -x**2 was not negative)
438 - contents have been moved to the (obsolete) tex module, which was the only user anyhow, and
439 the module itself was removed
441 - new fallback solution in pure python
442 - bugfix: pyxadapt.h needs to open files binary under Windows (reported by Gary Pajer)
444 - _xxx -> xxx_pt renaming
446 - _xxx -> xxx_pt renaming
450 - "in" to "inch" in paperformats
452 - fix pyx.def hack occuring whenever \ProcessOptions* was used by a package
454 - implement different file formats for Python version of module
456 - python fallback solution should behave the same way as c extension module (closes SF bug #799182 reported
457 by Marcus Mendenhall)
459 - added "connector" to __all__
463 - separate texter out of the axispainter
464 - axis/partitioner/texter/painter/axispos redesign & interfaces
465 - tick.text is renamed to tick.label
466 - ticks and labels are renamed to tickpos/tickdist and labelpos/labeldist in partitioning
467 - ticks can be used in the part to mix a partitioner with some manual ticks
468 -> manualpart and the mix technique is not needed anymore
469 (both things are still available and working, but they will be removed in the future)
470 - _ensurefrac is implemented inside the frac constructor now; initialization is possible by:
471 - a (enum, denom) tuple now (previously there were two arguments)
472 - a string (as before via _ensurefrac)
473 - exponential strings are allowed as well (e.g. "1e10" etc.)
474 - a float (precision is determined by floatprecision -- the number of decimal places)
479 - reset() method for the texrunner
480 - automatic restart of a TeX instance with the same preamble (preamble changes are not possible)
481 - texmessage.loadfd for accepting font description loading
482 - don't bail out on width_index == 0, but mark character invalid instead
484 - support for specials; pyxgraphics flag
485 - support psfonts.map: font names, font encodings
486 - bugfix \def\ProcessPyXBox -> \long\def\ProcessPyXBox
487 - improved lfs handling
489 - full documentation via doc strings
491 - some preliminary version
493 - multiple radii (up to two per point) and softnesses
494 - ensurecenter added --- do we always force the creation of a center?
496 - lentopar methods added including some tests
498 - new parameter bbox allows to override the bounding box of the eps file
502 - derive TFMError and DVIError correctly from exceptions.Exception
503 - close files and pipes, if they are no longer used (thanks to Marcus Mendenhall)
504 - remove DeprecationWarning in Python 2.3 (thanks to Marcus Mendenhall)
506 - correct rounding algorithm (Michael Schindler)
508 - refer to the graphs texrunner instead of the defaulttexrunner (cf. #728209)
509 - rounding towards zero bugfix in autolinpart
510 - log axis range rating bugfix
512 - addarg bugs (#738724)
514 - fix mixing up of height and width in scale calculation
515 - and various other fixer here and there
519 - fix bug in dvi rule code where width was height
520 - fix preamble attribute checking bug
521 - fix texmessage.load pattern search instead of pattern match bug
522 - renamed vbox to parbox (was done in 0.3 partially only)
524 - allow for tuples in arguments of the data class
525 - convenience: exchanged order of named parameters in data.data
527 - convenience: allow for part=None in _axis (base of linaxis and logaxis)
529 - added a latex example (requested)
530 - added a attributechange example (requested)
531 - added back the integral example (requested; prior PyX 0.3 it was part of the user manual)
532 - small change in vector example (allow for the access to the texrunner)
533 - examples included in source distribution
535 - correct arrow template calculation for very short paths
539 - new easy to use example generation (will hopefully lead to nice examples)
541 - new module for handling of convex polygons (taken out of the graph module)
543 - new module containing a collection of helper functions (taken out of the graph module)
544 - moved the attrlist into helper -- as plain functions; attrlist becomes obsolete
546 - new module: a new and preferable integration of TeX/LaTeX
548 - strip glyphs from pfa/pfb-fonts
549 - there is a C implementation taken from pdftex
550 - fallback solution via an external program (pfb2pfa)
552 - (partial) C binding to libkpathsea
553 - fallback solution via an external program (kpsewhich)
555 - removed some code duplication (various axis painters)
556 - use text module instead of the obsolete tex module
557 - allow for tailing zeros of automatic generated labels
558 - allow for missing data in bar graphs -> skipmissing parameter
559 - remove the support for variables given as keyword arguments in data constructor
560 - use context instead of extern for extern variables and functions
561 - graph keys; titles in data/function/etc.
563 - new classes for visual and width lengths, aliases for user length (u_pt = pt)
564 - all length classes have now by default a quantifier 1 (instead of 0), such that,
565 for instance, 5*unit.t_cm() == unit.t_cm(5)
566 - default_unit now has to be set via unit.set. For instance: unit.set(defaultunit="m").
567 - convert_to is now an internal function, which moreover does not longer accept tuples or lists
569 - new class _bbox (the former bbox) which accepts points in the constructor. This is used
570 for internal purposes.
571 - the bbox constructor now accepts user lengths in the constructor.
572 - new methods height, width, top, bottom, left, right
573 - ll & ur ???, what about ul and lr -> ugly!
574 - enlarge (was enhance) now allows selective enlargement to the left, bottom, right and top
575 - output HiResBoundingBox
576 - never reduce bbox upon output
578 - new constructor signature, more in line with rest of PyX:
579 epsfile(x, y, filename, **additional_args)
581 - removed additional column support in addcolumn; removed _addcolumn
582 - line reduction for datafile like the every parameter in gnuplot
584 - new way of PS prolog generation that writes only necessary parts
585 - added support for patterns
586 - canvas.insert() now supports arguments
587 - bbox of canvas can be specified in writetofile command explicitely
588 - writetofile does not return self anymore
589 - arrow template now uses intersection with circle to get size right
590 (as per a suggestion by Michael Schindler)
593 - changed the handling of extern functions and all variables
595 - gradient renamed to palette
597 - problem with sizefile on windows (tex module)
598 - allow for strings in graphxy's width and height; allow for width only (graph module)
599 - disable rating for labelattrs equals None (graph module)
600 - defaultstyle selection, when a list of data is provided to the plot function (graph module)
601 - traverse when adding functions as arguments of operators (mathtree module)
602 - allow for extern functions in addcolumn (data module)
603 - just one common place for the version number
604 - fix incorrect exception name MathError (path module)
605 - prevent double return of intersections for closed sub paths
610 - allow division of length by numbers
612 - new transformation: slant
613 - renamed all trafo methods to use the participle (i.e translate->translated)
614 - the name of all trafo subclasses are verbs (i.e. translation->translate)
616 - mark class renamed to symbol
617 - (text-)box distance measurement
618 - moved axis partitioning to axis and axis painter
619 - automatic axis partitioning (now officially: general cleanup, distance measurement, documentation)
621 - baraxis, baraxispainter, and bar style
623 - previously named datafile module
624 - class "_datafile" renamed to class "data"
625 - class sectionfile added
628 - extern variables and functions (support in graph.function, graph.paramfunction and data.data)
631 - deferred to Version 0.3
632 - running TeX "on the fly" is basically implemented
634 - transformation bug (#624068, trafo module)
635 - canvas transformations (canvas module???)
636 - textbox alignment (graph module)
637 - return linewidth upon calculation with linewidths (unit module)
638 - allow column number variables with several digits
640 - british and american spellings (color module, graph module)
641 - small logo modifications