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