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