tags 618835 + confirmed forwarded 618835 https://bugs.launchpad.net/inkscape/+bug/738108 thanks
Confirmed in inkscape_0.48.1ubuntu2. Looking at the extension script, only a finite set of row/col combinations are valid. It's not a good idea for Inkscape to use spin buttons & live preview! On 18 March 2011 19:56, Daniel Kahn Gillmor <[email protected]> wrote: > Package: inkscape > Version: 0.48.1-2 > Severity: normal > > I just tried Extensions > Render > Barcode - Datamatrix > > I checked "Live preview" and clicked the spin buttons for "Rows" to > see the images grow. > > When i hit Rows == "19", a new dialog box popped up, with this > message: > > Inkscape has received additional data from the script executed. > The script did not return an error, but this may indicate the > results will not be as expected. > --------------------- > > Unrecognised DataMatrix size > Traceback (most recent call last): > File "render_barcode_datamatrix.py", line 652, in <module> > e.affect() > File "/usr/share/inkscape/extensions/inkex.py", line 215, in affect > self.effect() > File "render_barcode_datamatrix.py", line 647, in effect > encoded = encode( so.TEXT, (so.ROWS, so.COLS) ) #get the pattern of squares > File "render_barcode_datamatrix.py", line 68, in encode > data_nrow, data_ncol, reg_row, reg_col, nd, nc, inter = get_parameters( > nrow, ncol ) > TypeError: 'NoneType' object is not iterable > > -------------- > > > It seems to me that the spin buttons shouldn't allow the user to > choose bad values (e.g. enforce a range), but i don't know enough > about datamatrix to know if that's acceptable or not in a 2-D > constraint. For example, maybe 200x200 is OK, but 200x10 is not. if > that was the case, then starting with 10x10, you'd have no way to get > to 200x200. > > So maybe the right fix is for the live preview to simply disable > itself when the dimensions are unacceptable, with an in-window display > of why it's not working. > > --dkg > > > -- System Information: > Debian Release: wheezy/sid > APT prefers testing > APT policy: (500, 'testing'), (200, 'unstable'), (1, 'experimental') > Architecture: i386 (i686) > > Kernel: Linux 2.6.37-2-686 (SMP w/1 CPU core) > Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/bash > > Versions of packages inkscape depends on: > ii libaspell15 0.60.6-6 GNU Aspell spell-checker runtime > l > ii libatk1.0-0 1.30.0-1 The ATK accessibility toolkit > ii libc6 2.11.2-11 Embedded GNU C Library: Shared > lib > ii libcairo2 1.10.2-4 The Cairo 2D vector graphics > libra > ii libcairomm-1.0-1 1.8.4-3 C++ wrappers for Cairo (shared > lib > ii libfontconfig1 2.8.0-2.1 generic font configuration > library > ii libfreetype6 2.4.4-1 FreeType 2 font engine, shared > lib > ii libgc1c2 1:7.1-7 conservative garbage collector > for > ii libgcc1 1:4.5.2-4 GCC support library > ii libgconf2-4 2.28.1-6 GNOME configuration database > syste > ii libglib2.0-0 2.28.1-1+b1 The GLib library of C routines > ii libglibmm-2.4-1c2a 2.24.2-1 C++ wrapper for the GLib toolkit > ( > ii libgnomevfs2-0 1:2.24.3-2 GNOME Virtual File System > (runtime > ii libgomp1 4.5.2-4 GCC OpenMP (GOMP) support library > ii libgsl0ldbl 1.14+dfsg-1 GNU Scientific Library (GSL) -- > li > ii libgtk2.0-0 2.20.1-2 The GTK+ graphical user interface > ii libgtkmm-2.4-1c2a 1:2.20.3-1 C++ wrappers for GTK+ (shared > libr > ii libgtkspell0 2.0.16-1 a spell-checking addon for GTK's > T > ii liblcms1 1.18.dfsg-1.2+b3 Color management library > ii libmagick++3 8:6.6.0.4-3 object-oriented C++ interface to > I > ii libmagickcore3 8:6.6.0.4-3 low-level image manipulation > libra > ii libpango1.0-0 1.28.3-1+squeeze1 Layout and rendering of > internatio > ii libpangomm-1.4-1 2.26.2-1 C++ Wrapper for pango (shared > libr > ii libpng12-0 1.2.44-1 PNG library - runtime > ii libpoppler-glib4 0.12.4-1.2 PDF rendering library (GLib-based > ii libpoppler5 0.12.4-1.2 PDF rendering library > ii libpopt0 1.16-1 lib for parsing cmdline > parameters > ii libsigc++-2.0-0c2a 2.2.4.2-1 type-safe Signal Framework for > C++ > ii libstdc++6 4.5.2-4 The GNU Standard C++ Library v3 > ii libwpd-0.9-9 0.9.1-2 Library for handling WordPerfect > d > ii libwpg-0.2-2 0.2.0-4 WordPerfect graphics > import/conver > ii libx11-6 2:1.4.1-5 X11 client-side library > ii libxml2 2.7.8.dfsg-2 GNOME XML library > ii libxslt1.1 1.1.26-6 XSLT 1.0 processing library - > runt > ii zlib1g 1:1.2.3.4.dfsg-3 compression library - runtime > > Versions of packages inkscape recommends: > ii aspell 0.60.6-6 GNU Aspell spell-checker > ii imagemagick 8:6.6.0.4-3 image manipulation programs > ii libwmf-bin 0.2.8.4-6.1+b1 Windows metafile conversion tools > ii perlmagick 8:6.6.0.4-3 Perl interface to the ImageMagick > ii pstoedit 3.50-3+b1 PostScript and PDF files to > editab > > Versions of packages inkscape suggests: > ii dia 0.97.1-7 Diagram editor > ii libgnomevfs2-extra 1:2.24.3-2 GNOME Virtual File System (extra > m > pn libsvg-perl <none> (no description available) > pn libxml-xql-perl <none> (no description available) > ii python 2.6.6-3+squeeze5 interactive high-level > object-orie > ii python-lxml 2.3-0.1 pythonic binding for the libxml2 > a > ii python-numpy 1:1.4.1-5 Numerical Python adds a fast > array > pn python-uniconvertor <none> (no description available) > ii ruby 4.5 An interpreter of object-oriented > pn skencil <none> (no description available) > > -- no debconf information > > > > -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". 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