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75 lines
2 KiB
Python
75 lines
2 KiB
Python
"""Main Pynche (Pythonically Natural Color and Hue Editor) widget.
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"""
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from Tkinter import *
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import Pmw
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import ColorDB
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from ChipWidget import ChipWidget
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from TypeinWidget import TypeinWidget
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class PyncheWidget(Pmw.MegaWidget):
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def __init__(self, colordb, parent=None, **kw):
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self.__colordb = colordb
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options = (('color', (128, 128, 128), self.__set_color),
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('delegate', None, None),
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)
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self.defineoptions(kw, options)
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# initialize base class -- after defining options
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Pmw.MegaWidget.__init__(self, parent)
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interiorarg = (self.interior(),)
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# create color selectors
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self.__selectors = Pmw.Group(parent, tag_text='Color Selectors')
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self.__selectors.pack(side=TOP, expand=YES, fill=BOTH)
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# create chip window
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group = Pmw.Group(parent, tag_text='Current Color')
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group.pack(side=LEFT, fill=Y)
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self.__selected = ChipWidget(group.interior(),
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label_text='Selected')
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self.__selected.grid()
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self.__nearest = ChipWidget(group.interior(),
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label_text='Nearest')
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self.__nearest.grid(row=0, column=1)
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# create the options window
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group = Pmw.Group(parent, tag_text='Options')
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group.pack(expand=YES, fill=BOTH)
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self.__typein = TypeinWidget(group.interior())
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self.__typein.grid()
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# Check keywords and initialize options
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self.initialiseoptions(PyncheWidget)
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self.__typein.configure(delegate=self)
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#
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# PUBLIC INTERFACE
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#
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def set_color(self, obj, rgbtuple):
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print 'setting color to:', rgbtuple
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nearest = self.__colordb.nearest(rgbtuple)
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red, green, blue, rrggbb = self.__colordb.find_byname(nearest)
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# for an exact match, use the color name
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if (red, green, blue) == rgbtuple:
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self.__selected.configure(color=nearest)
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# otherwise, use the #rrggbb name
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else:
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rrggbb = ColorDB.triplet_to_rrggbb(rgbtuple)
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self.__selected.configure(color=rrggbb)
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self.__nearest.configure(color=nearest)
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self.__typein.configure(color=rgbtuple)
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delegate = self['delegate']
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if delegate:
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delegate.set_color(self, rgbtuple)
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#
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# PRIVATE INTERFACE
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#
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def __set_color(self):
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self.set_color(self, self['color'])
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