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