mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-11-01 01:07:54 +00:00
558 lines
21 KiB
Python
558 lines
21 KiB
Python
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"""
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EntryScale Class: Scale with a label, and a linked and validated entry
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"""
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__all__ = ['EntryScale', 'EntryScaleGroup']
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from direct.showbase.DirectObject import DirectObject
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from direct.showbase.TkGlobal import *
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from Tkinter import *
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import string, Pmw
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import tkColorChooser
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from tkSimpleDialog import *
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"""
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Change Min/Max buttons to labels, add highlight binding
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"""
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class EntryScale(Pmw.MegaWidget):
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"Scale with linked and validated entry"
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def __init__(self, parent = None, **kw):
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# Define the megawidget options.
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optiondefs = (
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('state', None, None),
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('value', 0.0, Pmw.INITOPT),
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('resolution', 0.001, None),
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('command', None, None),
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('preCallback', None, None),
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('postCallback', None, None),
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('callbackData', [], None),
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('min', 0.0, self._updateValidate),
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('max', 100.0, self._updateValidate),
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('text', 'EntryScale', self._updateLabelText),
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('numDigits', 2, self._setSigDigits),
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)
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self.defineoptions(kw, optiondefs)
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# Initialise superclass
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Pmw.MegaWidget.__init__(self, parent)
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# Initialize some class variables
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self.value = self['value']
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self.entryFormat = '%.2f'
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self.fScaleCommand = 0
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# Create the components.
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# Setup up container
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interior = self.interior()
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interior.configure(relief = GROOVE, borderwidth = 2)
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# Create a label and an entry
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self.labelFrame = self.createcomponent('frame', (), None,
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Frame, interior)
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# Create an entry field to display and validate the entryScale's value
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self.entryValue = StringVar()
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self.entryValue.set(self['value'])
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self.entry = self.createcomponent('entryField',
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# Access widget's entry using "entry"
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(('entry', 'entryField_entry'),),
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None,
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Pmw.EntryField, self.labelFrame,
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entry_width = 10,
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validate = { 'validator': 'real',
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'min': self['min'],
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'max': self['max'],
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'minstrict': 0,
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'maxstrict': 0},
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entry_justify = 'right',
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entry_textvar = self.entryValue,
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command = self._entryCommand)
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self.entry.pack(side='left', padx = 4)
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# Create the EntryScale's label
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self.label = self.createcomponent('label', (), None,
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Label, self.labelFrame,
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text = self['text'],
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width = 12,
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anchor = 'center',
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font = "Arial 12 bold")
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self.label.pack(side='left', expand = 1, fill = 'x')
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self.label.bind('<Button-3>', self.askForLabel)
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# Now pack the frame
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self.labelFrame.pack(expand = 1, fill = 'both')
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# Create a label and an entry
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self.minMaxFrame = self.createcomponent('mmFrame', (), None,
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Frame, interior)
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# Create the EntryScale's min max labels
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self.minLabel = self.createcomponent('minLabel', (), None,
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Label, self.minMaxFrame,
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text = repr(self['min']),
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relief = FLAT,
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width = 5,
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anchor = W,
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font = "Arial 8")
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self.minLabel.pack(side='left', fill = 'x')
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self.minLabel.bind('<Button-3>', self.askForMin)
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# Create the scale component.
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self.scale = self.createcomponent('scale', (), None,
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Scale, self.minMaxFrame,
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command = self._scaleCommand,
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orient = 'horizontal',
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length = 150,
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from_ = self['min'],
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to = self['max'],
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resolution = self['resolution'],
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showvalue = 0)
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self.scale.pack(side = 'left', expand = 1, fill = 'x')
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# Set scale to the middle of its range
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self.scale.set(self['value'])
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self.scale.bind('<Button-1>', self.__onPress)
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self.scale.bind('<ButtonRelease-1>', self.__onRelease)
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self.scale.bind('<Button-3>', self.askForResolution)
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self.maxLabel = self.createcomponent('maxLabel', (), None,
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Label, self.minMaxFrame,
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text = repr(self['max']),
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relief = FLAT,
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width = 5,
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anchor = E,
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font = "Arial 8")
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self.maxLabel.bind('<Button-3>', self.askForMax)
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self.maxLabel.pack(side='left', fill = 'x')
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self.minMaxFrame.pack(expand = 1, fill = 'both')
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# Check keywords and initialise options based on input values.
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self.initialiseoptions(EntryScale)
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def label(self):
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return self.label
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def scale(self):
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return self.scale
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def entry(self):
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return self.entry
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def askForLabel(self, event = None):
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newLabel = askstring(title = self['text'],
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prompt = 'New label:',
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initialvalue = repr(self['text']),
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parent = self.interior())
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if newLabel:
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self['text'] = newLabel
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def askForMin(self, event = None):
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newMin = askfloat(title = self['text'],
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prompt = 'New min val:',
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initialvalue = repr(self['min']),
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parent = self.interior())
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if newMin:
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self.setMin(newMin)
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def setMin(self, newMin):
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self['min'] = newMin
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self.scale['from_'] = newMin
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self.minLabel['text'] = newMin
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self.entry.checkentry()
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def askForMax(self, event = None):
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newMax = askfloat(title = self['text'],
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parent = self.interior(),
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initialvalue = self['max'],
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prompt = 'New max val:')
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if newMax:
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self.setMax(newMax)
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def setMax(self, newMax):
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self['max'] = newMax
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self.scale['to'] = newMax
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self.maxLabel['text'] = newMax
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self.entry.checkentry()
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def askForResolution(self, event = None):
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newResolution = askfloat(title = self['text'],
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parent = self.interior(),
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initialvalue = self['resolution'],
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prompt = 'New resolution:')
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if newResolution:
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self.setResolution(newResolution)
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def setResolution(self, newResolution):
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self['resolution'] = newResolution
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self.scale['resolution'] = newResolution
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self.entry.checkentry()
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def _updateLabelText(self):
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self.label['text'] = self['text']
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def _updateValidate(self):
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self.configure(entryField_validate = {
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'validator': 'real',
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'min': self['min'],
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'max': self['max'],
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'minstrict': 0,
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'maxstrict': 0})
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self.minLabel['text'] = self['min']
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self.scale['from_'] = self['min']
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self.scale['to'] = self['max']
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self.maxLabel['text'] = self['max']
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def _scaleCommand(self, strVal):
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if not self.fScaleCommand:
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return
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# convert scale val to float
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self.set(string.atof(strVal))
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"""
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# Update entry to reflect formatted value
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self.entryValue.set(self.entryFormat % self.value)
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self.entry.checkentry()
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if self['command']:
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self['command'](self.value)
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"""
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def _entryCommand(self, event = None):
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try:
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val = string.atof(self.entryValue.get())
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apply(self.onReturn, self['callbackData'])
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self.set(val)
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apply(self.onReturnRelease, self['callbackData'])
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except ValueError:
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pass
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def _setSigDigits(self):
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sd = self['numDigits']
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self.entryFormat = '%.' + '%d' % sd + 'f'
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# And reset value to reflect change
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self.entryValue.set(self.entryFormat % self.value)
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def get(self):
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return self.value
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def set(self, newVal, fCommand = 1):
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# Clamp value
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if self['min'] is not None:
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if newVal < self['min']:
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newVal = self['min']
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if self['max'] is not None:
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if newVal > self['max']:
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newVal = self['max']
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# Round by resolution
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if self['resolution'] is not None:
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newVal = round(newVal / self['resolution']) * self['resolution']
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# Record updated value
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self.value = newVal
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# Update scale's position
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self.scale.set(newVal)
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# Update entry to reflect formatted value
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self.entryValue.set(self.entryFormat % self.value)
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self.entry.checkentry()
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# execute command
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if fCommand and (self['command'] is not None):
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self['command'](newVal)
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def onReturn(self, *args):
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""" User redefinable callback executed on <Return> in entry """
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pass
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def onReturnRelease(self, *args):
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""" User redefinable callback executed on <Return> release in entry """
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pass
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def __onPress(self, event):
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# First execute onpress callback
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if self['preCallback']:
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apply(self['preCallback'], self['callbackData'])
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# Now enable slider command
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self.fScaleCommand = 1
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def onPress(self, *args):
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""" User redefinable callback executed on button press """
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pass
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def __onRelease(self, event):
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# Now disable slider command
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self.fScaleCommand = 0
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# First execute onpress callback
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if self['postCallback']:
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apply(self['postCallback'], self['callbackData'])
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def onRelease(self, *args):
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""" User redefinable callback executed on button release """
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pass
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class EntryScaleGroup(Pmw.MegaToplevel):
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def __init__(self, parent = None, **kw):
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# Default group size
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DEFAULT_DIM = 1
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# Default value depends on *actual* group size, test for user input
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DEFAULT_VALUE = [0.0] * kw.get('dim', DEFAULT_DIM)
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DEFAULT_LABELS = ['v[%d]' % x for x in range(kw.get('dim', DEFAULT_DIM))]
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#define the megawidget options
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INITOPT = Pmw.INITOPT
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optiondefs = (
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('dim', DEFAULT_DIM, INITOPT),
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('side', TOP, INITOPT),
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('title', 'Group', None),
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# A tuple of initial values, one for each entryScale
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('value', DEFAULT_VALUE, INITOPT),
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# The command to be executed any time one of the entryScales is updated
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('command', None, None),
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('preCallback', None, None),
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('postCallback', None, None),
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# A tuple of labels, one for each entryScale
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('labels', DEFAULT_LABELS, self._updateLabels),
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# Destroy or withdraw
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('fDestroy', 0, INITOPT)
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)
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self.defineoptions(kw, optiondefs)
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# Initialize the toplevel widget
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Pmw.MegaToplevel.__init__(self, parent)
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# Create the components
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interior = self.interior()
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# Get a copy of the initial value (making sure its a list)
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self._value = list(self['value'])
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# The Menu Bar
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self.balloon = Pmw.Balloon()
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menubar = self.createcomponent('menubar', (), None,
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Pmw.MenuBar, (interior,),
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balloon = self.balloon)
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menubar.pack(fill=X)
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# EntryScaleGroup Menu
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menubar.addmenu('EntryScale Group', 'EntryScale Group Operations')
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menubar.addmenuitem(
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'EntryScale Group', 'command', 'Reset the EntryScale Group panel',
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label = 'Reset',
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command = lambda s = self: s.reset())
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if self['fDestroy']:
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dismissCommand = self.destroy
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else:
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dismissCommand = self.withdraw
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menubar.addmenuitem(
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'EntryScale Group', 'command', 'Dismiss EntryScale Group panel',
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label = 'Dismiss', command = dismissCommand)
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menubar.addmenu('Help', 'EntryScale Group Help Operations')
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self.toggleBalloonVar = IntVar()
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self.toggleBalloonVar.set(0)
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menubar.addmenuitem('Help', 'checkbutton',
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'Toggle balloon help',
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label = 'Balloon Help',
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variable = self.toggleBalloonVar,
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command = self.toggleBalloon)
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self.entryScaleList = []
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for index in range(self['dim']):
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# Add a group alias so you can configure the entryScales via:
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# fg.configure(Valuator_XXX = YYY)
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f = self.createcomponent(
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'entryScale%d' % index, (), 'Valuator', EntryScale,
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(interior,), value = self._value[index],
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text = self['labels'][index])
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# Do this separately so command doesn't get executed during construction
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f['command'] = lambda val, s=self, i=index: s._entryScaleSetAt(i, val)
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f['callbackData'] = [self]
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# Callbacks
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f.onReturn = self.__onReturn
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f.onReturnRelease = self.__onReturnRelease
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f['preCallback'] = self.__onPress
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f['postCallback'] = self.__onRelease
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f.pack(side = self['side'], expand = 1, fill = X)
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self.entryScaleList.append(f)
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# Make sure entryScales are initialized
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self.set(self['value'])
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# Make sure input variables processed
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self.initialiseoptions(EntryScaleGroup)
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def _updateLabels(self):
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if self['labels']:
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for index in range(self['dim']):
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self.entryScaleList[index]['text'] = self['labels'][index]
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def toggleBalloon(self):
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if self.toggleBalloonVar.get():
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self.balloon.configure(state = 'balloon')
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else:
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self.balloon.configure(state = 'none')
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def get(self):
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return self._value
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def getAt(self, index):
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return self._value[index]
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# This is the command is used to set the groups value
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def set(self, value, fCommand = 1):
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for i in range(self['dim']):
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self._value[i] = value[i]
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# Update entryScale, but don't execute its command
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self.entryScaleList[i].set(value[i], 0)
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if fCommand and (self['command'] is not None):
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self['command'](self._value)
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def setAt(self, index, value):
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# Update entryScale and execute its command
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self.entryScaleList[index].set(value)
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# This is the command used by the entryScale
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def _entryScaleSetAt(self, index, value):
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self._value[index] = value
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if self['command']:
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self['command'](self._value)
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def reset(self):
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self.set(self['value'])
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def __onReturn(self, esg):
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# Execute onReturn callback
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apply(self.onReturn, esg.get())
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def onReturn(self, *args):
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""" User redefinable callback executed on button press """
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pass
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def __onReturnRelease(self, esg):
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# Execute onReturnRelease callback
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apply(self.onReturnRelease, esg.get())
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def onReturnRelease(self, *args):
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""" User redefinable callback executed on button press """
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pass
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def __onPress(self, esg):
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# Execute onPress callback
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if self['preCallback']:
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apply(self['preCallback'], esg.get())
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def onPress(self, *args):
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""" User redefinable callback executed on button press """
|
||
|
pass
|
||
|
|
||
|
def __onRelease(self, esg):
|
||
|
# Execute onRelease callback
|
||
|
if self['postCallback']:
|
||
|
apply(self['postCallback'], esg.get())
|
||
|
|
||
|
def onRelease(self, *args):
|
||
|
""" User redefinable callback executed on button release """
|
||
|
pass
|
||
|
|
||
|
def rgbPanel(nodePath, callback = None):
|
||
|
def setNodePathColor(color, np = nodePath, cb = callback):
|
||
|
np.setColor(color[0]/255.0, color[1]/255.0,
|
||
|
color[2]/255.0, color[3]/255.0)
|
||
|
# Execute callback to pass along color info
|
||
|
if cb:
|
||
|
cb(color)
|
||
|
# Check init color
|
||
|
if nodePath.hasColor():
|
||
|
initColor = nodePath.getColor() * 255.0
|
||
|
else:
|
||
|
initColor = Vec4(255)
|
||
|
# Create entry scale group
|
||
|
esg = EntryScaleGroup(title = 'RGBA Panel: ' + nodePath.getName(),
|
||
|
dim = 4,
|
||
|
labels = ['R','G','B','A'],
|
||
|
value = [int(initColor[0]),
|
||
|
int(initColor[1]),
|
||
|
int(initColor[2]),
|
||
|
int(initColor[3])],
|
||
|
Valuator_max = 255,
|
||
|
Valuator_resolution = 1,
|
||
|
# Destroy not withdraw panel on dismiss
|
||
|
fDestroy = 1,
|
||
|
command = setNodePathColor)
|
||
|
# Update menu button
|
||
|
esg.component('menubar').component('EntryScale Group-button')['text'] = (
|
||
|
'RGBA Panel')
|
||
|
# Update menu
|
||
|
menu = esg.component('menubar').component('EntryScale Group-menu')
|
||
|
# Some helper functions
|
||
|
# Clear color
|
||
|
menu.insert_command(index = 1, label = 'Clear Color',
|
||
|
command = lambda np = nodePath: np.clearColor())
|
||
|
# Set Clear Transparency
|
||
|
menu.insert_command(index = 2, label = 'Set Transparency',
|
||
|
command = lambda np = nodePath: np.setTransparency(1))
|
||
|
menu.insert_command(
|
||
|
index = 3, label = 'Clear Transparency',
|
||
|
command = lambda np = nodePath: np.clearTransparency())
|
||
|
# System color picker
|
||
|
def popupColorPicker(esg = esg):
|
||
|
# Can pass in current color with: color = (255, 0, 0)
|
||
|
color = tkColorChooser.askcolor(
|
||
|
parent = esg.interior(),
|
||
|
# Initialize it to current color
|
||
|
initialcolor = tuple(esg.get()[:3]))[0]
|
||
|
if color:
|
||
|
esg.set((color[0], color[1], color[2], esg.getAt(3)))
|
||
|
menu.insert_command(index = 4, label = 'Popup Color Picker',
|
||
|
command = popupColorPicker)
|
||
|
def printToLog(nodePath=nodePath):
|
||
|
c=nodePath.getColor()
|
||
|
print "Vec4(%.3f, %.3f, %.3f, %.3f)"%(c[0], c[1], c[2], c[3])
|
||
|
menu.insert_command(index = 5, label = 'Print to log',
|
||
|
command = printToLog)
|
||
|
|
||
|
# Set callback
|
||
|
def onRelease(r, g, b, a, nodePath = nodePath):
|
||
|
messenger.send('RGBPanel_setColor', [nodePath, r, g, b, a])
|
||
|
esg['postCallback'] = onRelease
|
||
|
return esg
|
||
|
|
||
|
## SAMPLE CODE
|
||
|
if __name__ == '__main__':
|
||
|
# Initialise Tkinter and Pmw.
|
||
|
root = Toplevel()
|
||
|
root.title('Pmw EntryScale demonstration')
|
||
|
|
||
|
# Dummy command
|
||
|
def printVal(val):
|
||
|
print val
|
||
|
|
||
|
# Create and pack a EntryScale megawidget.
|
||
|
mega1 = EntryScale(root, command = printVal)
|
||
|
mega1.pack(side = 'left', expand = 1, fill = 'x')
|
||
|
|
||
|
"""
|
||
|
# These are things you can set/configure
|
||
|
# Starting value for entryScale
|
||
|
mega1['value'] = 123.456
|
||
|
mega1['text'] = 'Drive delta X'
|
||
|
mega1['min'] = 0.0
|
||
|
mega1['max'] = 1000.0
|
||
|
mega1['resolution'] = 1.0
|
||
|
# To change the color of the label:
|
||
|
mega1.label['foreground'] = 'Red'
|
||
|
# Max change/update, default is 100
|
||
|
# To have really fine control, for example
|
||
|
# mega1['maxVelocity'] = 0.1
|
||
|
# Number of digits to the right of the decimal point, default = 2
|
||
|
# mega1['numDigits'] = 5
|
||
|
"""
|
||
|
|
||
|
# To create a entryScale group to set an RGBA value:
|
||
|
group1 = EntryScaleGroup(root, dim = 4,
|
||
|
title = 'Simple RGBA Panel',
|
||
|
labels = ('R', 'G', 'B', 'A'),
|
||
|
Valuator_min = 0.0,
|
||
|
Valuator_max = 255.0,
|
||
|
Valuator_resolution = 1.0,
|
||
|
command = printVal)
|
||
|
|
||
|
# Uncomment this if you aren't running in IDLE
|
||
|
#root.mainloop()
|