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Commit4682b0c

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added rcdefaults.py
svn path=/trunk/matplotlib/; revision=3435
1 parentac6d0c3 commit4682b0c

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‎lib/matplotlib/rcdefaults.py

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importos
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classValidateInStrings:
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def__init__(self,key,valid,ignorecase=False):
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'valid is a list of legal strings'
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self.key=key
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self.ignorecase=ignorecase
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deffunc(s):
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ifignorecase:returns.lower()
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else:returns
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self.valid=dict([(func(k),k)forkinvalid])
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def__call__(self,s):
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ifself.ignorecase:s=s.lower()
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ifsinself.valid:returnself.valid[s]
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raiseValueError('Unrecognized %s string "%s": valid strings are %s'%(self.key,s,self.valid.values()))
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defvalidate_path_exists(s):
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'If s is a path, return s, else False'
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ifos.path.exists(s):returns
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else:
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raiseRuntimeError('"%s" should be a path but it does not exist'%s)
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defvalidate_bool(b):
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'Convert b to a boolean or raise'
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bl=b.lower()
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ifblin ('f','no','false','0',0):returnFalse
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elifblin ('t','yes','true','1',1):returnTrue
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else:
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raiseValueError('Could not convert "%s" to boolean'%b)
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defvalidate_float(s):
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'convert s to float or raise'
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try:returnfloat(s)
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exceptValueError:
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raiseValueError('Could not convert "%s" to float'%s)
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defvalidate_int(s):
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'convert s to int or raise'
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try:returnint(s)
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exceptValueError:
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raiseValueError('Could not convert "%s" to int'%s)
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validate_backend=ValidateInStrings('backend',[
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'Agg2','Agg','Aqt','Cairo','CocoaAgg','EMF','GD','GDK',
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'GTK','GTKAgg','GTKCairo','FltkAgg','Paint','Pdf','PS',
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'QtAgg','Qt4Agg','SVG','Template','TkAgg','WX','WXAgg',
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],ignorecase=True)
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validate_numerix=ValidateInStrings('numerix',[
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'Numeric','numarray','numpy',
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],ignorecase=True)
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validate_toolbar=ValidateInStrings('toolbar',[
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'None','classic','toolbar2',
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],ignorecase=True)
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classvalidate_nseq_float:
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def__init__(self,n):
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self.n=n
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def__call__(self,s):
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'return a seq of n floats or raise'
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ss=s.split(',')
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iflen(ss)!=self.n:
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raiseValueError('You must use exactly %d comma separated values'%self.n)
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try:return [float(val)forvalinss]
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exceptValueError:
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raiseValueError('Could not convert all entries to floats')
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classvalidate_nseq_int:
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def__init__(self,n):
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self.n=n
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def__call__(self,s):
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'return a seq of n ints or raise'
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ss=s.split(',')
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iflen(ss)!=self.n:
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raiseValueError('You must use exactly %d comma separated values'%self.n)
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try:return [int(val)forvalinss]
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exceptValueError:
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raiseValueError('Could not convert all entries to ints')
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defvalidate_color(s):
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'return a valid color arg'
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ifs.lower()=='none':return'None'
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iflen(s)==1ands.isalpha():returns
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ifs.find(',')>=0:# looks like an rgb
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# get rid of grouping symbols
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s=''.join([cforcinsifc.isdigit()orc=='.'orc==','])
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vals=s.split(',')
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iflen(vals)!=3:
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raiseValueError('Color tuples must be length 3')
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try:return [float(val)forvalinvals]
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exceptValueError:
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raiseValueError('Could not convert all entries "%s" to floats'%s)
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ifs.replace('.','').isdigit():# looks like scalar (grayscale)
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returns
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iflen(s)==6ands.isalnum():# looks like hex
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return'#'+s
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ifs.isalpha():
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#assuming a color name, hold on
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returns
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raiseValueError('"s" does not look like color arg')
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defvalidate_comma_sep_str(s):
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'return a list'
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ss=s.split(',')
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try:
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return [val.strip()forvalinss]
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exceptValueError:
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raiseValueError('Could not convert all entries to strings')
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validate_orientation=ValidateInStrings('orientation',[
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'landscape','portrait',
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])
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defvalidate_latex_preamble(s):
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'return a list'
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preamble_list=validate_comma_sep_str(s)
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ifnotpreamble_list== ['']:
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verbose.report("""
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*****************************************************************
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You have the following UNSUPPORTED LaTeX preamble customizations:
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%s
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Please do not ask for support with these customizations active.
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*****************************************************************
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"""%'\n'.join(preamble_list),'helpful')
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returnpreamble_list
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defvalidate_aspect(s):
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ifsin ('auto','equal'):
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returns
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try:
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returnfloat(s)
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exceptValueError:
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raiseValueError('not a valid aspect specification')
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defvalidate_fontsize(s):
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ifs.lower()in ['xx-small','x-small','small','medium','large','x-large',
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'xx-large','smaller','larger']:
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returns.lower()
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try:
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returnfloat(s)
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exceptValueError:
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raiseValueError('not a valid font size')
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validate_verbose=ValidateInStrings('verbose',[
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'silent','helpful','debug','debug-annoying',
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])
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validate_ps_papersize=ValidateInStrings('ps_papersize',[
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'auto','letter','legal','ledger',
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'a0','a1','a2','a3','a4','a5','a6','a7','a8','a9','a10',
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'b0','b1','b2','b3','b4','b5','b6','b7','b8','b9','b10',
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],ignorecase=True)
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defvalidate_ps_distiller(s):
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s=s.lower()
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ifs=='none':
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returnNone
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elifs=='false':
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returnFalse
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elifsin ('ghostscript','xpdf'):
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returns
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else:
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raiseValueError('matplotlibrc ps.usedistiller must either be none, ghostscript or xpdf')
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validate_joinstyle=ValidateInStrings('joinstyle',['miter','round','bevel'],ignorecase=True)
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validate_capstyle=ValidateInStrings('capstyle',['butt','round','projecting'],ignorecase=True)
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defvalidate_linecol_linestyle(s):
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try:
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dashes=validate_nseq_float(2)(s)
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warnings.warn("Deprecated negative_linestyle specification; use 'solid' or 'dashed'")
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return (0,dashes)# (offset, (solid, blank))
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exceptValueError:
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V=ValidateInStrings('linecol_linestyle',['solid','dashed'],ignorecase=True)
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return(V(s))
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classValidateInterval:
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"""
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Value must be in interval
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"""
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def__init__(self,vmin,vmax,closedmin=True,closedmax=True):
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self.vmin=vmin
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self.vmax=vmax
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self.cmin=closedmin
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self.cmax=closedmax
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def__call__(self,s):
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try:s=float(s)
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except:raiseRuntimeError('Value must be a float; found "%s"'%s)
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ifself.cminands<self.vmin:
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raiseRuntimeError('Value must be >= %f; found "%f"'%(self.vmin,s))
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elifnotself.cminands<=self.vmin:
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raiseRuntimeError('Value must be > %f; found "%f"'%(self.vmin,s))
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ifself.cmaxands>self.vmax:
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raiseRuntimeError('Value must be <= %f; found "%f"'%(self.vmax,s))
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elifnotself.cmaxands>=self.vmax:
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raiseRuntimeError('Value must be < %f; found "%f"'%(self.vmax,s))
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returns
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# a map from key -> value, converter
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defaultParams= {
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'backend' : ['WXAgg',validate_backend],
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'numerix' : ['numpy',validate_numerix],
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'maskedarray' : [False,validate_bool],
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'toolbar' : ['toolbar2',validate_toolbar],
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'datapath' : [None,validate_path_exists],# handled by _get_data_path_cached
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'units' : [False,validate_bool],
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'interactive' : [False,validate_bool],
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'timezone' : ['UTC',str],
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# the verbosity setting
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'verbose.level' : ['silent',validate_verbose],
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'verbose.fileo' : ['sys.stdout',str],
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# line props
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'lines.linewidth' : [1.0,validate_float],# line width in points
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'lines.linestyle' : ['-',str],# solid line
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'lines.color' : ['b',validate_color],# blue
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'lines.marker' : ['None',str],# black
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'lines.markeredgewidth' : [0.5,validate_float],
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'lines.markersize' : [6,validate_float],# markersize, in points
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'lines.antialiased' : [True,validate_bool],# antialised (no jaggies)
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'lines.dash_joinstyle' : ['miter',validate_joinstyle],
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'lines.solid_joinstyle' : ['miter',validate_joinstyle],
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'lines.dash_capstyle' : ['butt',validate_capstyle],
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'lines.solid_capstyle' : ['projecting',validate_capstyle],
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# patch props
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'patch.linewidth' : [1.0,validate_float],# line width in points
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'patch.edgecolor' : ['k',validate_color],# black
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'patch.facecolor' : ['b',validate_color],# blue
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'patch.antialiased' : [True,validate_bool],# antialised (no jaggies)
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# font props
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'font.family' : ['serif',str],# used by text object
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'font.style' : ['normal',str],#
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'font.variant' : ['normal',str],#
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'font.stretch' : ['normal',str],#
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'font.weight' : ['normal',str],#
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'font.size' : [12.0,validate_float],#
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'font.serif' : ['Bitstream Vera Serif, New Century Schoolbook, Century Schoolbook L, Utopia, ITC Bookman, Bookman, Nimbus Roman No9 L, Times New Roman, Times, Palatino, Charter, serif',validate_comma_sep_str],
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'font.sans-serif' : ['Bitstream Vera Sans, Lucida Grande, Verdana, Geneva, Lucid, Arial, Helvetica, Avant Garde, sans-serif',validate_comma_sep_str],
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'font.cursive' : ['Apple Chancery, Textile, Zapf Chancery, Sand, cursive',validate_comma_sep_str],
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'font.fantasy' : ['Comic Sans MS, Chicago, Charcoal, Impact, Western, fantasy',validate_comma_sep_str],
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'font.monospace' : ['Bitstream Vera Sans Mono, Andale Mono, Nimbus Mono L, Courier New, Courier, Fixed, Terminal, monospace',validate_comma_sep_str],
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# text props
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'text.color' : ['k',validate_color],# black
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'text.usetex' : [False,validate_bool],
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'text.latex.unicode': [False,validate_bool],
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'text.latex.preamble': ['',validate_latex_preamble],
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'text.dvipnghack' : [False,validate_bool],
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'text.fontstyle' : ['normal',str],
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'text.fontangle' : ['normal',str],
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'text.fontvariant' : ['normal',str],
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'text.fontweight' : ['normal',str],
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'text.fontsize' : ['medium',validate_fontsize],
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'image.aspect' : ['equal',validate_aspect],# equal, auto, a number
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'image.interpolation' : ['bilinear',str],
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'image.cmap' : ['jet',str],# one of gray, jet, etc
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'image.lut' : [256,validate_int],# lookup table
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'image.origin' : ['upper',str],# lookup table
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'contour.negative_linestyle' : ['dashed',validate_linecol_linestyle],
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# axes props
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'axes.axisbelow' : [False,validate_bool],
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'axes.hold' : [True,validate_bool],
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'axes.facecolor' : ['w',validate_color],# background color; white
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'axes.edgecolor' : ['k',validate_color],# edge color; black
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'axes.linewidth' : [1.0,validate_float],# edge linewidth
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'axes.titlesize' : [14,validate_fontsize],# fontsize of the axes title
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'axes.grid' : [False,validate_bool],# display grid or not
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'axes.labelsize' : [12,validate_fontsize],# fontsize of the x any y labels
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'axes.labelcolor' : ['k',validate_color],# color of axis label
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'axes.formatter.limits' : [(-7,7),validate_nseq_int(2)],
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# use scientific notation if log10
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# of the axis range is smaller than the
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# first or larger than the second
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'polaraxes.grid' : [True,validate_bool],# display polar grid or not
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#legend properties
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'legend.isaxes' : [True,validate_bool],
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'legend.numpoints' : [2,validate_int],# the number of points in the legend line
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'legend.fontsize' : [14,validate_fontsize],
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'legend.pad' : [0.2,validate_float],# the fractional whitespace inside the legend border
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'legend.markerscale' : [1.0,validate_float],# the relative size of legend markers vs. original
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# the following dimensions are in axes coords
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'legend.labelsep' : [0.010,validate_float],# the vertical space between the legend entries
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'legend.handlelen' : [0.05,validate_float],# the length of the legend lines
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'legend.handletextsep' : [0.02,validate_float],# the space between the legend line and legend text
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'legend.axespad' : [0.02,validate_float],# the border between the axes and legend edge
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'legend.shadow' : [False,validate_bool ],
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# tick properties
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'xtick.major.size' : [4,validate_float],# major xtick size in points
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'xtick.minor.size' : [2,validate_float],# minor xtick size in points
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'xtick.major.pad' : [4,validate_float],# distance to label in points
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'xtick.minor.pad' : [4,validate_float],# distance to label in points
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'xtick.color' : ['k',validate_color],# color of the xtick labels
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'xtick.labelsize' : [12,validate_fontsize],# fontsize of the xtick labels
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'xtick.direction' : ['in',str],# direction of xticks
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'ytick.major.size' : [4,validate_float],# major ytick size in points
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'ytick.minor.size' : [2,validate_float],# minor ytick size in points
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'ytick.major.pad' : [4,validate_float],# distance to label in points
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'ytick.minor.pad' : [4,validate_float],# distance to label in points
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'ytick.color' : ['k',validate_color],# color of the ytick labels
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'ytick.labelsize' : [12,validate_fontsize],# fontsize of the ytick labels
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'ytick.direction' : ['in',str],# direction of yticks
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'grid.color' : ['k',validate_color],# grid color
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'grid.linestyle' : [':',str],# dotted
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'grid.linewidth' : [0.5,validate_float],# in points
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# figure props
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# figure size in inches: width by height
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'figure.figsize' : [ (8,6),validate_nseq_float(2)],
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'figure.dpi' : [80,validate_float],# DPI
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'figure.facecolor' : ['0.75',validate_color],# facecolor; scalar gray
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'figure.edgecolor' : ['w',validate_color],# edgecolor; white
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'figure.subplot.left' : [0.125,ValidateInterval(0,1,closedmin=False,closedmax=False)],
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'figure.subplot.right' : [0.9,ValidateInterval(0,1,closedmin=False,closedmax=False)],
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'figure.subplot.bottom' : [0.1,ValidateInterval(0,1,closedmin=False,closedmax=False)],
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'figure.subplot.top' : [0.9,ValidateInterval(0,1,closedmin=False,closedmax=False)],
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'figure.subplot.wspace' : [0.2,ValidateInterval(0,1,closedmin=False,closedmax=True)],
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'figure.subplot.hspace' : [0.2,ValidateInterval(0,1,closedmin=False,closedmax=True)],
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'savefig.dpi' : [100,validate_float],# DPI
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'savefig.facecolor' : ['w',validate_color],# facecolor; white
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'savefig.edgecolor' : ['w',validate_color],# edgecolor; white
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'savefig.orientation' : ['portait',validate_orientation],# edgecolor; white
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'tk.window_focus' : [False,validate_bool],# Maintain shell focus for TkAgg
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'tk.pythoninspect' : [False,validate_bool],# Set PYTHONINSPECT
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'ps.papersize' : ['letter',validate_ps_papersize],# Set the papersize/type
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'ps.useafm' : [False,validate_bool],# Set PYTHONINSPECT
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'ps.usedistiller' : [False,validate_ps_distiller],# use ghostscript or xpdf to distill ps output
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'ps.distiller.res' : [6000,validate_int],# dpi
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'pdf.compression' : [6,validate_int],# compression level from 0 to 9; 0 to disable
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'pdf.inheritcolor' : [False,validate_bool],# ignore any color-setting commands from the frontend
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'pdf.use14corefonts' : [False,validate_bool],# use only the 14 PDF core fonts, embedded in every PDF viewing application
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'svg.image_inline' : [True,validate_bool],# write raster image data directly into the svg file
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'svg.image_noscale' : [False,validate_bool],# suppress scaling of raster data embedded in SVG
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'plugins.directory' : ['.matplotlib_plugins',str],# where plugin directory is locate
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# mathtext settings
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'mathtext.mathtext2' : [False,validate_bool],# Needed to enable Unicode
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# fonts used by mathtext. These ship with matplotlib
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'mathtext.rm' : ['cmr10.ttf',str],# Roman (normal)
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'mathtext.it' : ['cmmi10.ttf',str],# Italic
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'mathtext.tt' : ['cmtt10.ttf',str],# Typewriter (monospaced)
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'mathtext.mit' : ['cmmi10.ttf',str],# Math italic
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'mathtext.cal' : ['cmsy10.ttf',str],# Caligraphic
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'mathtext.nonascii' : ['cmex10.ttf',str],# All other nonascii fonts
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}

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