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ColorEditor.py

#A* -------------------------------------------------------------------
#B* This file contains source code for the PyMOL computer program
#C* copyright 1998-2000 by Warren Lyford Delano of DeLano Scientific. 
#D* -------------------------------------------------------------------
#E* It is unlawful to modify or remove this copyright notice.
#F* -------------------------------------------------------------------
#G* Please see the accompanying LICENSE file for further information. 
#H* -------------------------------------------------------------------
#I* Additional authors of this source file include:
#-*
#-* NOTE: Based on code by John E. Grayson which was in turn 
#-* based on code written by Doug Hellmann. 
#Z* -------------------------------------------------------------------

# this section is devoted to making sure that Tkinter variables which
# correspond to Menu-displayed settings are kept synchronized with
# PyMOL

from Tkinter import *
import tkColorChooser

import Pmw
from pymol import cmd
import pymol.setting
import string
import copy

class NewColor:
   def __init__(self,app,parent):
      self.app = app
      self.parent = parent
      items = []

      self.dialog = Pmw.PromptDialog(self.app.root,title='Create color named...',
                          buttons = ('Create', 'Cancel'),
                                   defaultbutton='Set',
                          buttonboxpos=S,
                          command = self.command)
      self.dialog.geometry("300x120")
      self.entryfield = self.dialog.component('entryfield')
      self.entry = self.entryfield.component('entry')

      self.entryfield.setentry('')
      self.dialog.protocol('WM_DELETE_WINDOW',self.cancel)

      app.my_activate(self.dialog,focus=self.entry)

   def cancel(self,event=None):
      self.command(result='Done')

   def command(self,result=None):
      if result=='Create':
         st = string.strip(self.entry.get())
         if len(st):
            self.parent.update(st)
         self.app.my_deactivate(self.dialog)
         if len(st):
            ColorEdit(self.app,st,self.parent,[1.0,1.0,1.0])
      else:
         self.app.my_deactivate(self.dialog)
      
class ColorEdit:
   def __init__(self,app,name,parent,rgb):
      self.app = app
      self.parent = parent
      self.name = name

      color = tkColorChooser.Chooser(
         initialcolor='#%02x%02x%02x'%(
         int(rgb[0]*255),int(rgb[1]*255),int(rgb[2]*255)),
         title="Modify color").show()

      if color:
         if color[0]!=None:
            rgb = color[0]
            cmd.do("set_color %s,[%5.2f,%5.2f,%5.2f]"%(name,
                   float(rgb[0]/255.0),
                   float(rgb[1]/255.0),
                   float(rgb[2]/255.0)))
            cmd.do("recolor")
            
class ColorEditor:

   def __init__(self,app):

      self.app = app
      self.list = []

      lst = cmd.get_color_indices()
      for a in lst:
         self.list.append("%-30s"%(a[0]))

      self.index = {}
      c = 0
      for a in lst:
         self.index[a[0]] = a[1]
         c = c + 1
         
      self.dialog = Pmw.SelectionDialog(self.app.root,title="Settings",
                          buttons = ('New', 'Edit', 'Done'),
                                   defaultbutton='Edit',
                          scrolledlist_labelpos=N,
                          label_text='Double click to edit',
                          scrolledlist_items = self.list,
                          command = self.command)
      self.dialog.geometry("500x400")
      self.listbox = self.dialog.component('scrolledlist')
      self.listbox.component('listbox').configure(font=app.my_fw_font)
      self.dialog.protocol('WM_DELETE_WINDOW',self.cancel)
      app.my_show(self.dialog)

   def cancel(self,event=None):
      self.command(result='Done')
      
   def update(self,name):
      if not self.index.has_key(name):
         self.listbox.insert(0,"%s"%name)
         self.listbox.selection_clear()         
         self.listbox.selection_set(0)
         for a in self.index.keys():
            self.index[a]=self.index[a]+1
         self.index[name]=0
      else:
         self.listbox.selection_clear()         
         self.listbox.selection_set(self.index[name])
         
   def command(self,result):
      if result=='Done':
         self.app.my_withdraw(self.dialog)
      elif result=='Edit':
         sels = self.dialog.getcurselection()
         if len(sels)!=0:
            color = string.strip(sels[0])
            ColorEdit(self.app,color,self,cmd.get_color_tuple(color))
      else:
         NewColor(self.app,self)
         

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