381 lines
10 KiB
Python
381 lines
10 KiB
Python
# --------------------------------------------------------------------------------- #
|
|
# PYFAGAUGE wxPython IMPLEMENTATION
|
|
#
|
|
# Darriele, @ 08/30/2010
|
|
# Updated: 09/07/2010
|
|
# Based on AWG : pygauge code
|
|
# --------------------------------------------------------------------------------- #
|
|
|
|
"""
|
|
PyfaGauge is a generic Gauge implementation tailored for PYFA (Python Fitting Assistant)
|
|
It uses the easeOutQuad equation from caurina.transitions.Tweener to do the animation stuff
|
|
"""
|
|
|
|
import wx
|
|
import copy
|
|
|
|
class PyGauge(wx.PyWindow):
|
|
"""
|
|
This class provides a visual alternative for `wx.Gauge`. It currently
|
|
only support determinant mode (see SetValue and SetRange)
|
|
"""
|
|
|
|
def __init__(self, parent, id=wx.ID_ANY, range=100, pos=wx.DefaultPosition,
|
|
size=(-1,30), style=0):
|
|
"""
|
|
Default class constructor.
|
|
|
|
:param `parent`: parent window. Must not be ``None``;
|
|
:param `id`: window identifier. A value of -1 indicates a default value;
|
|
:param `pos`: the control position. A value of (-1, -1) indicates a default position,
|
|
chosen by either the windowing system or wxPython, depending on platform;
|
|
:param `size`: the control size. A value of (-1, -1) indicates a default size,
|
|
chosen by either the windowing system or wxPython, depending on platform.
|
|
"""
|
|
|
|
wx.PyWindow.__init__(self, parent, id, pos, size, style)
|
|
|
|
self._size = size
|
|
|
|
self._border_colour = wx.BLACK
|
|
self._barColour = self._barColourSorted = [wx.Colour(212,228,255)]
|
|
self._barGradient = self._barGradientSorted = None
|
|
|
|
self._border_padding = 0
|
|
self._range = range
|
|
self._value = 0
|
|
|
|
self._fractionDigits = 0
|
|
|
|
self._timerId = wx.NewId()
|
|
self._timer = None
|
|
|
|
self._oldValue = 0
|
|
|
|
self._animDuration = 400
|
|
self._animStep = 0
|
|
self._period = 25
|
|
self._animValue = 0
|
|
|
|
|
|
self._percentage = 0
|
|
self._oldPercentage = 0
|
|
|
|
|
|
self.SetBarGradient((wx.Colour(119,119,119),wx.Colour(153,153,153)))
|
|
self.SetBackgroundColour(wx.Colour(51,51,51))
|
|
self._tooltip = wx.ToolTip("")
|
|
self.SetToolTip(self._tooltip)
|
|
self._tooltip.SetTip("0/100")
|
|
|
|
self.Bind(wx.EVT_PAINT, self.OnPaint)
|
|
self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
|
|
self.Bind(wx.EVT_TIMER, self.OnTimer)
|
|
|
|
|
|
def DoGetBestSize(self):
|
|
"""
|
|
Overridden base class virtual. Determines the best size of the
|
|
button based on the label and bezel size.
|
|
"""
|
|
|
|
return wx.Size(self._size[0], self._size[1])
|
|
|
|
|
|
def GetBorderColour(self):
|
|
return self._border_colour
|
|
|
|
def SetBorderColour(self, colour):
|
|
self._border_colour = colour
|
|
|
|
SetBorderColor = SetBorderColour
|
|
GetBorderColor = GetBorderColour
|
|
|
|
def GetBarColour(self):
|
|
return self._barColour[0]
|
|
|
|
def SetBarColour(self, colour):
|
|
if type(colour) != type([]):
|
|
self._barColour = [colour]
|
|
else:
|
|
self._barColour = list(colour)
|
|
|
|
SetBarColor = SetBarColour
|
|
GetBarColor = GetBarColour
|
|
|
|
def SetFractionDigits(self, digits):
|
|
self._fractionDigits=digits
|
|
|
|
def GetBarGradient(self):
|
|
""" Returns a tuple containing the gradient start and end colours. """
|
|
|
|
if self._barGradient == None:
|
|
return None
|
|
|
|
return self._barGradient[0]
|
|
|
|
def SetBarGradient(self, gradient = None):
|
|
"""
|
|
Sets the bar gradient. This overrides the BarColour.
|
|
|
|
:param `gradient`: a tuple containing the gradient start and end colours.
|
|
"""
|
|
if gradient == None:
|
|
self._barGradient = None
|
|
else:
|
|
if type(gradient) != type([]):
|
|
self._barGradient = [gradient]
|
|
else:
|
|
self._barGradient = list(gradient)
|
|
|
|
|
|
def GetBorderPadding(self):
|
|
""" Gets the border padding. """
|
|
|
|
return self._border_padding
|
|
|
|
def SetBorderPadding(self, padding):
|
|
"""
|
|
Sets the border padding.
|
|
|
|
:param `padding`: pixels between the border and the progress bar.
|
|
"""
|
|
|
|
self._border_padding = padding
|
|
|
|
|
|
def GetRange(self):
|
|
""" Returns the maximum value of the gauge. """
|
|
|
|
return self._range
|
|
|
|
def Animate(self):
|
|
if not self._timer:
|
|
self._timer = wx.Timer(self, self._timerId)
|
|
self._animStep = 0
|
|
self._timer.Start(self._period)
|
|
|
|
def SetRange(self, range):
|
|
"""
|
|
Sets the range of the gauge. The gauge length is its
|
|
value as a proportion of the range.
|
|
|
|
:param `range`: The maximum value of the gauge.
|
|
"""
|
|
|
|
if self._range == range:
|
|
return
|
|
|
|
range = float(range)
|
|
|
|
if range <= 0:
|
|
self._range = 1
|
|
else:
|
|
self._range = range
|
|
|
|
self._oldPercentage = self._percentage
|
|
self._percentage = (self._value/self._range) * 100
|
|
|
|
self.Animate()
|
|
|
|
self._tooltip.SetTip("%.2f/%.2f" % (self._value, self._range))
|
|
|
|
|
|
def GetValue(self):
|
|
""" Returns the current position of the gauge. """
|
|
|
|
return self._value
|
|
|
|
def SetValue(self, value):
|
|
""" Sets the current position of the gauge. """
|
|
if self._value == value:
|
|
return
|
|
|
|
value = float(value)
|
|
self._oldPercentage = self._percentage
|
|
self._value = value
|
|
if value < 0:
|
|
self._value = 0
|
|
self._percentage = (self._value/self._range) * 100
|
|
|
|
self.Animate()
|
|
|
|
self._tooltip.SetTip("%.2f/%.2f" % (self._value, self._range))
|
|
|
|
def OnEraseBackground(self, event):
|
|
"""
|
|
Handles the ``wx.EVT_ERASE_BACKGROUND`` event for L{PyGauge}.
|
|
|
|
:param `event`: a `wx.EraseEvent` event to be processed.
|
|
|
|
:note: This method is intentionally empty to reduce flicker.
|
|
"""
|
|
|
|
pass
|
|
|
|
|
|
def OnPaint(self, event):
|
|
"""
|
|
Handles the ``wx.EVT_PAINT`` event for L{PyGauge}.
|
|
|
|
:param `event`: a `wx.PaintEvent` event to be processed.
|
|
"""
|
|
|
|
dc = wx.BufferedPaintDC(self)
|
|
rect = self.GetClientRect()
|
|
|
|
dc.SetBackground(wx.Brush(self.GetBackgroundColour()))
|
|
dc.Clear()
|
|
|
|
colour = self.GetBackgroundColour()
|
|
|
|
dc.SetBrush(wx.Brush(colour))
|
|
dc.SetPen(wx.Pen(colour))
|
|
|
|
dc.DrawRectangleRect(rect)
|
|
|
|
value = self._percentage
|
|
if self._timer:
|
|
if self._timer.IsRunning():
|
|
value = self._animValue
|
|
|
|
if self._border_colour:
|
|
dc.SetPen(wx.Pen(self.GetBorderColour()))
|
|
dc.DrawRectangleRect(rect)
|
|
pad = 1 + self.GetBorderPadding()
|
|
rect.Deflate(pad,pad)
|
|
|
|
if self.GetBarGradient():
|
|
|
|
c1,c2 = self.GetBarGradient()
|
|
if value > 100:
|
|
w = rect.width
|
|
else:
|
|
w = rect.width * (float(value) / 100)
|
|
r = copy.copy(rect)
|
|
r.width = w
|
|
r.height = r.height/2+1
|
|
|
|
pv = self._percentage
|
|
|
|
if pv <= 100:
|
|
c1 = map(lambda t: sum(t), zip(c1, (0,pv/3,-pv,0)))
|
|
c2 = map(lambda t: sum(t), zip(c2, (0,pv/3,-pv,0)))
|
|
else:
|
|
if pv <= 105:
|
|
xv = pv -100
|
|
c1 = map(lambda t: sum(t), zip(c1, (0,100/3,-100,0)))
|
|
c1 = map(lambda t: sum(t), zip(c1, (xv*10,-xv*20,0,0)))
|
|
|
|
c2 = map(lambda t: sum(t), zip(c2, (0,100/3,-100,0)))
|
|
c2 = map(lambda t: sum(t), zip(c2, (xv*10,-xv*20,0,0)))
|
|
|
|
else:
|
|
pv = 106
|
|
xv = pv -100
|
|
|
|
c2 = map(lambda t: sum(t), zip(c2, (0,100/3,-100,0)))
|
|
c2 = map(lambda t: sum(t), zip(c2, (xv*15,-xv*20,0,0)))
|
|
|
|
c1 = wx.Colour(255,0,0)
|
|
|
|
dc.GradientFillLinear(r, c1, c2, wx.SOUTH)
|
|
r.top = r.height
|
|
dc.GradientFillLinear(r, c1, c2, wx.NORTH)
|
|
else:
|
|
colour=self.GetBarColour()
|
|
dc.SetBrush(wx.Brush(colour))
|
|
dc.SetPen(wx.Pen(colour))
|
|
if value > 100:
|
|
w = rect.width
|
|
else:
|
|
w = rect.width * (float(value) / 100)
|
|
r = copy.copy(rect)
|
|
r.width = w
|
|
dc.DrawRectangleRect(r)
|
|
|
|
dc.SetTextForeground(wx.Colour(255,255,255))
|
|
fontLabel = wx.Font(8, wx.SWISS, wx.NORMAL, wx.NORMAL)
|
|
dc.SetFont(fontLabel)
|
|
|
|
formatStr = "{0:." + str(self._fractionDigits) + "f}%"
|
|
dc.DrawLabel(formatStr.format(value), rect, wx.ALIGN_CENTER)
|
|
|
|
def OUT_QUAD (self, t, b, c, d):
|
|
t=float(t)
|
|
b=float(b)
|
|
c=float(c)
|
|
d=float(d)
|
|
|
|
t/=d
|
|
|
|
return -c *(t)*(t-2) + b
|
|
|
|
def OUT_BOUNCE (self, t, b, c, d):
|
|
t=float(t)
|
|
b=float(b)
|
|
c=float(c)
|
|
d=float(d)
|
|
|
|
t/=d
|
|
|
|
if ((t) < (1/2.75)):
|
|
return c*(7.5625*t*t) + b
|
|
else:
|
|
if (t < (2/2.75)):
|
|
t-=(1.5/2.75)
|
|
return c*(7.5625*t*t + .75) + b
|
|
else:
|
|
if (t < (2.5/2.75)):
|
|
t-=(2.25/2.75)
|
|
return c*(7.5625*(t)*t + .9375) + b
|
|
else:
|
|
t-=(2.625/2.75)
|
|
return c*(7.5625*(t)*t + .984375) + b
|
|
|
|
|
|
|
|
def OnTimer(self,event):
|
|
"""
|
|
Handles the ``wx.EVT_TIMER`` event for L{PyfaGauge}.
|
|
|
|
:param `event`: a timer event
|
|
"""
|
|
oldValue=self._oldPercentage
|
|
value=self._percentage
|
|
|
|
if oldValue < value:
|
|
direction = 1
|
|
start = 0
|
|
end = value-oldValue
|
|
else:
|
|
direction = -1
|
|
start = 0
|
|
end = oldValue - value
|
|
|
|
step=self.OUT_QUAD(self._animStep, start, end, self._animDuration)
|
|
self._animStep += self._period
|
|
|
|
if self._timerId == event.GetId():
|
|
stop_timer = False
|
|
|
|
if self._animStep > self._animDuration:
|
|
stop_timer = True
|
|
|
|
if direction == 1:
|
|
if (oldValue+step) < value:
|
|
self._animValue = oldValue+step
|
|
else:
|
|
stop_timer = True
|
|
else:
|
|
if (oldValue-step) > value:
|
|
self._animValue = oldValue-step
|
|
else:
|
|
stop_timer = True
|
|
|
|
if stop_timer:
|
|
self._timer.Stop()
|
|
|
|
self.Refresh()
|
|
|