def initialize():
"""Initialize the image module."""
global image_formats_qt, image_formats_qtr, image_formats_gl2ps, image_formats_fromeps, gl2ps, _producer, _gl2ps_types
# Find interesting supporting software
utils.hasExternal("ImageMagick")
# Set some globals
GD.debug("LOADING IMAGE FORMATS")
image_formats_qt = map(str, QtGui.QImageWriter.supportedImageFormats())
image_formats_qtr = map(str, QtGui.QImageReader.supportedImageFormats())
if GD.cfg.get("imagesfromeps", False):
GD.image_formats_qt = []
if utils.hasModule("gl2ps"):
import gl2ps
_producer = GD.Version + " (http://pyformex.berlios.de)"
_gl2ps_types = {"ps": gl2ps.GL2PS_PS, "eps": gl2ps.GL2PS_EPS, "tex": gl2ps.GL2PS_TEX, "pdf": gl2ps.GL2PS_PDF}
if utils.checkVersion("gl2ps", "1.03") >= 0:
_gl2ps_types.update({"svg": gl2ps.GL2PS_SVG, "pgf": gl2ps.GL2PS_PGF})
image_formats_gl2ps = _gl2ps_types.keys()
image_formats_fromeps = ["ppm", "png", "jpeg", "rast", "tiff", "xwd", "y4m"]
if GD.options.debug:
print "Qt image types for saving: ", image_formats_qt
print "Qt image types for input: ", image_formats_qtr
print "gl2ps image types:", image_formats_gl2ps
print "image types converted from EPS:", image_formats_fromeps
def check():
"""Warn the user that calpy was not found."""
if calpy_path is None:
detect()
if not utils.hasModule('calpy',check=True):
GD.warning("Sorry, I can not run this example, because you do not have calpy installed (at least not in a place where I can find it).")
exit()
def check(trypaths=None):
"""Warn the user that calpy was not found."""
if calpy_path is None:
detect(trypaths)
try:
import calpy
except ImportError:
pass
if not utils.hasModule('calpy',check=True):
GD.warning("sys.path=%s\nSorry, I can not run this example, because you do not have calpy installed (at least not in a place where I can find it)." % sys.path)
exit()
def check(trypaths=None):
"""Warn the user that calpy was not found."""
if calpy_path is None:
detect(trypaths)
try:
import calpy
except ImportError:
pass
if utils.hasModule('calpy', check=True):
return True
else:
pf.warning(
"sys.path=%s\nSorry, I can not run this example, because you do not have calpy installed (at least not in a place where I can find it)."
% sys.path)
return False
def initialize():
"""Initialize the image module."""
global image_formats_qt, image_formats_qtr, image_formats_gl2ps, image_formats_fromeps, gl2ps, _producer, _gl2ps_types
# Find interesting supporting software
utils.hasExternal('imagemagick')
# Set some globals
pf.debug("Loading Image Formats", pf.DEBUG.IMAGE)
image_formats_qt = map(str, QtGui.QImageWriter.supportedImageFormats())
image_formats_qtr = map(str, QtGui.QImageReader.supportedImageFormats())
## if pf.cfg.get('imagesfromeps',False):
## pf.image_formats_qt = []
if utils.hasModule('gl2ps'):
import gl2ps
_producer = pf.Version + ' (%s)' % pf.cfg.get('help/website', '')
_gl2ps_types = {
'ps': gl2ps.GL2PS_PS,
'eps': gl2ps.GL2PS_EPS,
'tex': gl2ps.GL2PS_TEX,
'pdf': gl2ps.GL2PS_PDF,
}
if utils.checkVersion('gl2ps', '1.03') >= 0:
_gl2ps_types.update({
'svg': gl2ps.GL2PS_SVG,
'pgf': gl2ps.GL2PS_PGF,
})
image_formats_gl2ps = _gl2ps_types.keys()
image_formats_fromeps = [
'ppm', 'png', 'jpeg', 'rast', 'tiff', 'xwd', 'y4m'
]
pf.debug(
"""
Qt image types for saving: %s
Qt image types for input: %s
gl2ps image types: %s
image types converted from EPS: %s""" %
(image_formats_qt, image_formats_qtr, image_formats_gl2ps,
image_formats_fromeps), pf.DEBUG.IMAGE | pf.DEBUG.INFO)
def initialize():
"""Initialize the image module."""
global image_formats_qt,image_formats_qtr,image_formats_gl2ps,image_formats_fromeps,gl2ps,_producer,_gl2ps_types
# Find interesting supporting software
utils.hasExternal('ImageMagick')
# Set some globals
pf.debug("LOADING IMAGE FORMATS")
image_formats_qt = map(str,QtGui.QImageWriter.supportedImageFormats())
image_formats_qtr = map(str,QtGui.QImageReader.supportedImageFormats())
## if pf.cfg.get('imagesfromeps',False):
## pf.image_formats_qt = []
if utils.hasModule('gl2ps'):
import gl2ps
_producer = pf.Version + ' (http://pyformex.berlios.de)'
_gl2ps_types = {
'ps':gl2ps.GL2PS_PS,
'eps':gl2ps.GL2PS_EPS,
'tex':gl2ps.GL2PS_TEX,
'pdf':gl2ps.GL2PS_PDF,
}
if utils.checkVersion('gl2ps','1.03') >= 0:
_gl2ps_types.update({
'svg':gl2ps.GL2PS_SVG,
'pgf':gl2ps.GL2PS_PGF,
})
image_formats_gl2ps = _gl2ps_types.keys()
image_formats_fromeps = [ 'ppm', 'png', 'jpeg', 'rast', 'tiff',
'xwd', 'y4m' ]
pf.debug("""
Qt image types for saving: %s
Qt image types for input: %s
gl2ps image types: %s
image types converted from EPS: %s""" % (image_formats_qt,image_formats_qtr,image_formats_gl2ps,image_formats_fromeps))
# $Id$ ## ## This file is part of pyFormex 0.5 Release Fri Aug 10 12:04:07 2007 ## pyFormex is a Python implementation of Formex algebra ## Website: http://pyformex.berlios.de/ ## Copyright (C) Benedict Verhegghe ([email protected]) ## ## This program is distributed under the GNU General Public License ## version 2 or later (see file COPYING for details) ## """Graphical User Interface for pyFormex.""" import globaldata as GD import sys,utils if not ( utils.hasModule('numpy') and utils.hasModule('pyopengl') and utils.hasModule('pyqt4') ): sys.exit() import time,os.path,string,re from PyQt4 import QtCore, QtGui import menu import cameraMenu import fileMenu import scriptsMenu import prefMenu import toolbar import viewport
msg = checkLibraries()
if msg:
msg += """
I had a problem rebuilding the libraries in %s/lib.
You should probably exit pyFormex, fix the problem first and then restart pyFormex.
""" % pyformexdir
startup_warnings += msg
import utils
# intended Python version
minimal_version = '2.5'
target_version = '2.6'
found_version = utils.hasModule('python')
if utils.SaneVersion(found_version) < utils.SaneVersion(minimal_version):
#if utils.checkVersion('python',minimal_version) < 0:
startup_warnings += """
Your Python version is %s, but pyFormex requires Python >= %s. We advice you to upgrade your Python version. Getting pyFormex to run on Python 2.4 requires only minor adjustements. Lower versions are problematic.
""" % (found_version,minimal_version)
print startup_warnings
sys.exit()
if utils.SaneVersion(found_version[:3]) > utils.SaneVersion(target_version):
#if utils.checkVersion('python',target_version) > 0:
startup_warnings += """
Your Python version is %s, but pyFormex has only been tested with Python <= %s. We expect pyFormex to run correctly with your Python version, but if you encounter problems, please contact the developers at pyformex.berlios.de.
""" % (found_version,target_version)
GD.debug("Image format can be converted from eps")
fneps = os.path.splitext(fn)[0] + '.eps'
delete = not os.path.exists(fneps)
save_PS(canvas,fneps,'eps')
if os.path.exists(fneps):
cmd = 'pstopnm -portrait -stdout %s' % fneps
if fmt != 'ppm':
cmd += '| pnmto%s > %s' % (fmt,fn)
utils.runCommand(cmd)
if delete:
os.remove(fneps)
return sta
if utils.hasModule('gl2ps'):
import gl2ps
_producer = GD.Version + ' (http://pyformex.berlios.de)'
_gl2ps_types = { 'ps':gl2ps.GL2PS_PS, 'eps':gl2ps.GL2PS_EPS,
'pdf':gl2ps.GL2PS_PDF, 'tex':gl2ps.GL2PS_TEX }
image_formats_gl2ps = _gl2ps_types.keys()
image_formats_fromeps = [ 'ppm', 'png', 'jpeg', 'rast', 'tiff',
'xwd', 'y4m' ]
def save_PS(canvas,filename,filetype=None,title='',producer='',
viewport=None):
""" Export OpenGL rendering to PostScript/PDF/TeX format.
Exporting OpenGL renderings to PostScript is based on the PS2GL
pass
# Set the proper revision number when running from git sources
if pf.installtype == 'G':
try:
sta, out, err = utils.system('cd %s && git describe --always' %
pyformexdir)
if sta == 0:
pf.__revision__ = out.split('\n')[0].strip()
except:
pass
# intended Python version
minimal_version = '2.5'
target_version = '2.7'
found_version = utils.hasModule('python')
if utils.SaneVersion(found_version) < utils.SaneVersion(minimal_version):
#if utils.checkVersion('python',minimal_version) < 0:
startup_warnings += """
Your Python version is %s, but pyFormex requires Python >= %s. We advice you to upgrade your Python version. Getting pyFormex to run on Python 2.4 requires only minor adjustements. Lower versions are problematic.
""" % (found_version, minimal_version)
print(startup_warnings)
sys.exit()
if utils.SaneVersion(found_version[:3]) > utils.SaneVersion(target_version):
#if utils.checkVersion('python',target_version) > 0:
startup_warnings += """
Your Python version is %s, but pyFormex has only been tested with Python <= %s. We expect pyFormex to run correctly with your Python version, but if you encounter problems, please contact the developers at http://pyformex.org.
""" % (
found_version,