<reponame>ercumentaksoy/visan
# Copyright (C) 2002-2021 S[&]T, The Netherlands.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

import sys
import wx
import wx.lib.newevent

from .util import DetermineCharSize

KeyframeEvent, EVT_KEYFRAME_CHANGED = wx.lib.newevent.NewEvent()


class AnimationToolbar(wx.Panel):

    """ This class can be used to create animation. It fires an
    EVT_KEYFRAME_CHANGED if the slider has moved either by hand
    or by the integrated Timer control"""

    def __init__(self, parent, plotWindow):
        panelStyle = wx.TAB_TRAVERSAL | wx.SUNKEN_BORDER
        if sys.platform == 'win32':
            # We need to add the full repaint on resize property on Windows to force proper drawing of the controls
            panelStyle = panelStyle | wx.FULL_REPAINT_ON_RESIZE

        wx.Panel.__init__(self, parent, -1, style=panelStyle)

        # Initialize state
        self.plotWindow = plotWindow
        self.currentKeyframe = 0
        self.numKeyframes = plotWindow.GetNumKeyframes()
        self.interval = 50
        self.running = False
        self.loop = False

        # Create and configure all widgets
        self.CreateControls()
        self.CreateLayout()

    def CreateControls(self):
        self.playString = "Play"
        self.pauseString = "Pause"
        # NOTE: The following lines would cause a segmentation fault. I suspect
        # that internally, ToolTips (or their C proxies) are deleted
        # regardless of Python refcount, so you can't reuse them like
        # this (similar to what is documented for Icons).
        #
        # self.playtip  = wx.ToolTip("Display the frames in the plot in sequence")
        # self.pausetip = wx.ToolTip("Pause the plot frame animation")
        self.playtipstr = "Start running through the frames in the plot in sequence."
        self.pausetipstr = "Pause the plot frame animation."

        (charWidth, charHeight) = DetermineCharSize(self)

        maxRangeValue = self.numKeyframes - 1
        if self.numKeyframes <= 1:
            # GTK2 doesn't like it if 'min' equals 'max' for a range
            maxRangeValue = 1

        self.TIMER = wx.Timer(self, -1)
        self.Bind(wx.EVT_TIMER, self.OnTimer)

        self.PLAY = wx.Button(self, -1, self.playString)
        self.PLAY.SetToolTip(wx.ToolTip(self.playtipstr))
        self.PLAY.Bind(wx.EVT_BUTTON, self.OnAnimate)

        self.SLIDER = wx.Slider(self, -1, value=0, minValue=0, maxValue=maxRangeValue)
        self.SLIDER.SetToolTip(wx.ToolTip("Pause the plot frame animation."))
        self.SLIDER.Bind(wx.EVT_COMMAND_SCROLL, self.OnScroll)

        self.RESET = wx.Button(self, -1, "Reset")
        self.RESET.SetToolTip(wx.ToolTip("Drag this slider to manually animate the plot frames."))
        self.RESET.Bind(wx.EVT_BUTTON, self.OnReset)

        self.KEYFRAME = wx.SpinCtrl(self, -1, str(0), size=(5 * charWidth, -1),
                                    style=wx.SP_WRAP | wx.SP_ARROW_KEYS | wx.TE_PROCESS_ENTER | wx.TE_RIGHT,
                                    min=0, max=maxRangeValue, initial=0)
        self.KEYFRAME.SetToolTip(wx.ToolTip("Enter the number of a plot frame to display. "
                                            "Use the arrows to increment/decrement by one."))
        self.KEYFRAME.Bind(wx.EVT_SPINCTRL, self.OnKeyframeSpin)
        self.KEYFRAME.Bind(wx.EVT_TEXT_ENTER, self.OnKeyframeText)

        self.LOOP = wx.CheckBox(self, -1, "Loop")
        self.LOOP.SetToolTip(wx.ToolTip("Automatically restart the animation at the first plot frame."))
        self.LOOP.SetValue(self.loop)
        self.LOOP.Bind(wx.EVT_CHECKBOX, self.OnLoop)

        self.SPEEDLABEL = wx.StaticText(self, -1, "Speed:")
        self.SPEEDLABEL.SetToolTip(wx.ToolTip("Enter the animation speed to use, in frames per second. "
                                              "Use the arrows to increment/decrement by one."))

        self.SPEEDFIELD = wx.SpinCtrl(self, -1, str(self.GetFPS()), size=(5 * charWidth, -1),
                                      style=wx.SP_ARROW_KEYS | wx.TE_PROCESS_ENTER, min=1, max=60,
                                      initial=self.GetFPS())
        self.SPEEDFIELD.SetToolTip(wx.ToolTip("Enter the animation speed to use, in frames per second. "
                                              "Use the arrows to increment/decrement by one."))
        self.SPEEDFIELD.Bind(wx.EVT_SPINCTRL, self.OnSpeedSpin)
        self.SPEEDFIELD.Bind(wx.EVT_TEXT_ENTER, self.OnSpeedText)

    def CreateLayout(self):
        hsizer = wx.BoxSizer(wx.HORIZONTAL)
        hsizer.Add(self.PLAY, 0, wx.ALIGN_CENTER | wx.ALL, border=5)
        hsizer.Add(self.SLIDER, 1, wx.EXPAND | wx.RIGHT, border=5)
        hsizer.Add(self.RESET, 0, wx.ALIGN_CENTER | wx.RIGHT, border=5)
        hsizer.Add(self.KEYFRAME, 0, wx.ALIGN_CENTER | wx.RIGHT, border=5)
        hsizer.Add(wx.StaticLine(self, -1, style=wx.LI_VERTICAL), 0, wx.EXPAND | wx.RIGHT, border=5)
        hsizer.Add(self.LOOP, 0, wx.ALIGN_CENTER | wx.RIGHT, border=5)
        hsizer.Add(wx.StaticLine(self, -1, style=wx.LI_VERTICAL), 0, wx.EXPAND | wx.RIGHT, border=5)
        hsizer.Add(self.SPEEDLABEL, 0, wx.ALIGN_CENTER | wx.RIGHT, border=5)

        # On MacOS, the right lower corner of a frame is taken up by the resize window widget, so we must keep our
        # animation toolbar controls away from it. Since gratuituous spacing is butt-ugly on other platforms, I
        # am solving this by special-casing for the Mac.
        if '__WXMAC__' in wx.PlatformInfo:
            endspace = 15
        else:
            endspace = 5

        hsizer.Add(self.SPEEDFIELD, 0, wx.ALIGN_CENTER | wx.RIGHT, border=endspace)

        self.SetSizerAndFit(hsizer)

        self.PLAY.SetFocus()

    def UpdateNumKeyframes(self):
        self.numKeyframes = self.plotWindow.GetNumKeyframes()

        hascurrentfocus = wx.Window.FindFocus()
        maxRangeValue = self.numKeyframes - 1
        if self.numKeyframes <= 1:
            # GTK2 doesn't like it if 'min' equals 'max' for a range
            maxRangeValue = 1
        self.SLIDER.SetRange(0, maxRangeValue)
        self.KEYFRAME.SetRange(0, maxRangeValue)
        if hascurrentfocus:
            hascurrentfocus.SetFocus()

    def SetFPS(self, fps):
        """ Set Timer interval in FPS. Restarts timer if it is currently running """
        self.interval = int((1.0 / float(fps)) * 1000.0)
        self.SPEEDFIELD.SetValue(fps)
        if (self.running):
            self.TIMER.Start(self.interval)

    def GetFPS(self):
        """ Return Timer interval in FPS """
        return int((1.0 / self.interval) * 1000.0)

    def SetIntervalMSec(self, ms):
        """ Set interval to ms (msec) """
        self.interval = ms
        if (self.running):
            self.TIMER.Start(self.interval)

    def SetLoop(self, loop):
        """ Set whether the slider should loop on end """
        self.LOOP.SetValue(loop)
        self.loop = loop

    def GetLoop(self):
        """ Get the loop state """
        return self.loop

    def SetKeyframe(self, keyframe):
        """ Set the current keyframe """
        keyframe = min(keyframe, self.numKeyframes - 1)
        if keyframe != self.currentKeyframe:
            self.currentKeyframe = keyframe
            self.SLIDER.SetValue(keyframe)
            self.KEYFRAME.SetValue(keyframe)
            self.Update()
            wx.PostEvent(self, KeyframeEvent(keyframe=keyframe))

    def GetKeyframe(self):
        """ Get the current keyframe """
        return self.currentKeyframe

    def Play(self):
        """ Start animation """
        if self.currentKeyframe == self.numKeyframes - 1:
            self.Reset()

        self.running = True
        self.TIMER.Start(self.interval)
        self.PLAY.SetLabel(self.pauseString)
        self.PLAY.SetToolTip(wx.ToolTip(self.pausetipstr))
        self.KEYFRAME.Enable(False)

    def Pause(self):
        """ Pause animation """
        self.running = False
        self.TIMER.Stop()
        self.PLAY.SetLabel(self.playString)
        self.PLAY.SetToolTip(wx.ToolTip(self.playtipstr))
        self.KEYFRAME.Enable(True)

    def Reset(self):
        """ Reset animation """
        self.SetKeyframe(0)

    def TogglePlayPause(self):
        """ Toggle animation Play / Pause """
        if self.running:
            self.Pause()
        else:
            self.Play()

    def Destroy(self):
        self.Pause()
        wx.Panel.Destroy(self)

    def OnLoop(self, event):
        self.SetLoop(event.IsChecked())

    def OnSpeedSpin(self, event):
        self.SetFPS(event.GetPosition())

    def OnSpeedText(self, event):
        self.SetFPS(int(event.GetString()))

    def OnScroll(self, event):
        """ Event Handler for Slider-Scroll """
        self.SetKeyframe(self.SLIDER.GetValue())

    def OnAnimate(self, event):
        self.TogglePlayPause()

    def OnStart(self, event):
        self.Play()

    def OnPause(self, event):
        self.Pause()

    def OnReset(self, event):
        """ Event Handler Reset Button """
        self.Reset()

    def OnTimer(self, event):
        """ Event Handler for Timer Event """
        # Discard timer events still arriving after animation has been stopped.
        if not self.running:
            return

        if self.currentKeyframe < self.numKeyframes - 1:
            # Advance 1
            self.SetKeyframe(self.currentKeyframe + 1)
        else:
            # Auto stop
            if self.loop:
                self.Reset()
            else:
                self.Pause()

    def OnKeyframeSpin(self, event):
        self.SetKeyframe(event.GetPosition())

    def OnKeyframeText(self, event):
        self.SetKeyframe(int(event.GetString()))

# Copyright (C) 2002-2021 S[&]T, The Netherlands.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

import sys
import wx
import wx.lib.newevent

from .util import DetermineCharSize

KeyframeEvent, EVT_KEYFRAME_CHANGED = wx.lib.newevent.NewEvent()


class AnimationToolbar(wx.Panel):

    """ This class can be used to create animation. It fires an
    EVT_KEYFRAME_CHANGED if the slider has moved either by hand
    or by the integrated Timer control"""

    def __init__(self, parent, plotWindow):
        panelStyle = wx.TAB_TRAVERSAL | wx.SUNKEN_BORDER
        if sys.platform == 'win32':
            # We need to add the full repaint on resize property on Windows to force proper drawing of the controls
            panelStyle = panelStyle | wx.FULL_REPAINT_ON_RESIZE

        wx.Panel.__init__(self, parent, -1, style=panelStyle)

        # Initialize state
        self.plotWindow = plotWindow
        self.currentKeyframe = 0
        self.numKeyframes = plotWindow.GetNumKeyframes()
        self.interval = 50
        self.running = False
        self.loop = False

        # Create and configure all widgets
        self.CreateControls()
        self.CreateLayout()

    def CreateControls(self):
        self.playString = "Play"
        self.pauseString = "Pause"
        # NOTE: The following lines would cause a segmentation fault. I suspect
        # that internally, ToolTips (or their C proxies) are deleted
        # regardless of Python refcount, so you can't reuse them like
        # this (similar to what is documented for Icons).
        #
        # self.playtip  = wx.ToolTip("Display the frames in the plot in sequence")
        # self.pausetip = wx.ToolTip("Pause the plot frame animation")
        self.playtipstr = "Start running through the frames in the plot in sequence."
        self.pausetipstr = "Pause the plot frame animation."

        (charWidth, charHeight) = DetermineCharSize(self)

        maxRangeValue = self.numKeyframes - 1
        if self.numKeyframes <= 1:
            # GTK2 doesn't like it if 'min' equals 'max' for a range
            maxRangeValue = 1

        self.TIMER = wx.Timer(self, -1)
        self.Bind(wx.EVT_TIMER, self.OnTimer)

        self.PLAY = wx.Button(self, -1, self.playString)
        self.PLAY.SetToolTip(wx.ToolTip(self.playtipstr))
        self.PLAY.Bind(wx.EVT_BUTTON, self.OnAnimate)

        self.SLIDER = wx.Slider(self, -1, value=0, minValue=0, maxValue=maxRangeValue)
        self.SLIDER.SetToolTip(wx.ToolTip("Pause the plot frame animation."))
        self.SLIDER.Bind(wx.EVT_COMMAND_SCROLL, self.OnScroll)

        self.RESET = wx.Button(self, -1, "Reset")
        self.RESET.SetToolTip(wx.ToolTip("Drag this slider to manually animate the plot frames."))
        self.RESET.Bind(wx.EVT_BUTTON, self.OnReset)

        self.KEYFRAME = wx.SpinCtrl(self, -1, str(0), size=(5 * charWidth, -1),
                                    style=wx.SP_WRAP | wx.SP_ARROW_KEYS | wx.TE_PROCESS_ENTER | wx.TE_RIGHT,
                                    min=0, max=maxRangeValue, initial=0)
        self.KEYFRAME.SetToolTip(wx.ToolTip("Enter the number of a plot frame to display. "
                                            "Use the arrows to increment/decrement by one."))
        self.KEYFRAME.Bind(wx.EVT_SPINCTRL, self.OnKeyframeSpin)
        self.KEYFRAME.Bind(wx.EVT_TEXT_ENTER, self.OnKeyframeText)

        self.LOOP = wx.CheckBox(self, -1, "Loop")
        self.LOOP.SetToolTip(wx.ToolTip("Automatically restart the animation at the first plot frame."))
        self.LOOP.SetValue(self.loop)
        self.LOOP.Bind(wx.EVT_CHECKBOX, self.OnLoop)

        self.SPEEDLABEL = wx.StaticText(self, -1, "Speed:")
        self.SPEEDLABEL.SetToolTip(wx.ToolTip("Enter the animation speed to use, in frames per second. "
                                              "Use the arrows to increment/decrement by one."))

        self.SPEEDFIELD = wx.SpinCtrl(self, -1, str(self.GetFPS()), size=(5 * charWidth, -1),
                                      style=wx.SP_ARROW_KEYS | wx.TE_PROCESS_ENTER, min=1, max=60,
                                      initial=self.GetFPS())
        self.SPEEDFIELD.SetToolTip(wx.ToolTip("Enter the animation speed to use, in frames per second. "
                                              "Use the arrows to increment/decrement by one."))
        self.SPEEDFIELD.Bind(wx.EVT_SPINCTRL, self.OnSpeedSpin)
        self.SPEEDFIELD.Bind(wx.EVT_TEXT_ENTER, self.OnSpeedText)

    def CreateLayout(self):
        hsizer = wx.BoxSizer(wx.HORIZONTAL)
        hsizer.Add(self.PLAY, 0, wx.ALIGN_CENTER | wx.ALL, border=5)
        hsizer.Add(self.SLIDER, 1, wx.EXPAND | wx.RIGHT, border=5)
        hsizer.Add(self.RESET, 0, wx.ALIGN_CENTER | wx.RIGHT, border=5)
        hsizer.Add(self.KEYFRAME, 0, wx.ALIGN_CENTER | wx.RIGHT, border=5)
        hsizer.Add(wx.StaticLine(self, -1, style=wx.LI_VERTICAL), 0, wx.EXPAND | wx.RIGHT, border=5)
        hsizer.Add(self.LOOP, 0, wx.ALIGN_CENTER | wx.RIGHT, border=5)
        hsizer.Add(wx.StaticLine(self, -1, style=wx.LI_VERTICAL), 0, wx.EXPAND | wx.RIGHT, border=5)
        hsizer.Add(self.SPEEDLABEL, 0, wx.ALIGN_CENTER | wx.RIGHT, border=5)

        # On MacOS, the right lower corner of a frame is taken up by the resize window widget, so we must keep our
        # animation toolbar controls away from it. Since gratuituous spacing is butt-ugly on other platforms, I
        # am solving this by special-casing for the Mac.
        if '__WXMAC__' in wx.PlatformInfo:
            endspace = 15
        else:
            endspace = 5

        hsizer.Add(self.SPEEDFIELD, 0, wx.ALIGN_CENTER | wx.RIGHT, border=endspace)

        self.SetSizerAndFit(hsizer)

        self.PLAY.SetFocus()

    def UpdateNumKeyframes(self):
        self.numKeyframes = self.plotWindow.GetNumKeyframes()

        hascurrentfocus = wx.Window.FindFocus()
        maxRangeValue = self.numKeyframes - 1
        if self.numKeyframes <= 1:
            # GTK2 doesn't like it if 'min' equals 'max' for a range
            maxRangeValue = 1
        self.SLIDER.SetRange(0, maxRangeValue)
        self.KEYFRAME.SetRange(0, maxRangeValue)
        if hascurrentfocus:
            hascurrentfocus.SetFocus()

    def SetFPS(self, fps):
        """ Set Timer interval in FPS. Restarts timer if it is currently running """
        self.interval = int((1.0 / float(fps)) * 1000.0)
        self.SPEEDFIELD.SetValue(fps)
        if (self.running):
            self.TIMER.Start(self.interval)

    def GetFPS(self):
        """ Return Timer interval in FPS """
        return int((1.0 / self.interval) * 1000.0)

    def SetIntervalMSec(self, ms):
        """ Set interval to ms (msec) """
        self.interval = ms
        if (self.running):
            self.TIMER.Start(self.interval)

    def SetLoop(self, loop):
        """ Set whether the slider should loop on end """
        self.LOOP.SetValue(loop)
        self.loop = loop

    def GetLoop(self):
        """ Get the loop state """
        return self.loop

    def SetKeyframe(self, keyframe):
        """ Set the current keyframe """
        keyframe = min(keyframe, self.numKeyframes - 1)
        if keyframe != self.currentKeyframe:
            self.currentKeyframe = keyframe
            self.SLIDER.SetValue(keyframe)
            self.KEYFRAME.SetValue(keyframe)
            self.Update()
            wx.PostEvent(self, KeyframeEvent(keyframe=keyframe))

    def GetKeyframe(self):
        """ Get the current keyframe """
        return self.currentKeyframe

    def Play(self):
        """ Start animation """
        if self.currentKeyframe == self.numKeyframes - 1:
            self.Reset()

        self.running = True
        self.TIMER.Start(self.interval)
        self.PLAY.SetLabel(self.pauseString)
        self.PLAY.SetToolTip(wx.ToolTip(self.pausetipstr))
        self.KEYFRAME.Enable(False)

    def Pause(self):
        """ Pause animation """
        self.running = False
        self.TIMER.Stop()
        self.PLAY.SetLabel(self.playString)
        self.PLAY.SetToolTip(wx.ToolTip(self.playtipstr))
        self.KEYFRAME.Enable(True)

    def Reset(self):
        """ Reset animation """
        self.SetKeyframe(0)

    def TogglePlayPause(self):
        """ Toggle animation Play / Pause """
        if self.running:
            self.Pause()
        else:
            self.Play()

    def Destroy(self):
        self.Pause()
        wx.Panel.Destroy(self)

    def OnLoop(self, event):
        self.SetLoop(event.IsChecked())

    def OnSpeedSpin(self, event):
        self.SetFPS(event.GetPosition())

    def OnSpeedText(self, event):
        self.SetFPS(int(event.GetString()))

    def OnScroll(self, event):
        """ Event Handler for Slider-Scroll """
        self.SetKeyframe(self.SLIDER.GetValue())

    def OnAnimate(self, event):
        self.TogglePlayPause()

    def OnStart(self, event):
        self.Play()

    def OnPause(self, event):
        self.Pause()

    def OnReset(self, event):
        """ Event Handler Reset Button """
        self.Reset()

    def OnTimer(self, event):
        """ Event Handler for Timer Event """
        # Discard timer events still arriving after animation has been stopped.
        if not self.running:
            return

        if self.currentKeyframe < self.numKeyframes - 1:
            # Advance 1
            self.SetKeyframe(self.currentKeyframe + 1)
        else:
            # Auto stop
            if self.loop:
                self.Reset()
            else:
                self.Pause()

    def OnKeyframeSpin(self, event):
        self.SetKeyframe(event.GetPosition())

    def OnKeyframeText(self, event):
        self.SetKeyframe(int(event.GetString()))
# Copyright (C) 2002-2021 S[&]T, The Netherlands. # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are met: # # 1. Redistributions of source code must retain the above copyright notice, # this list of conditions and the following disclaimer. # # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # 3. Neither the name of the copyright holder nor the names of its # contributors may be used to endorse or promote products derived from # this software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. This class can be used to create animation. It fires an     EVT_KEYFRAME_CHANGED if the slider has moved either by hand     or by the integrated Timer control # We need to add the full repaint on resize property on Windows to force proper drawing of the controls # Initialize state # Create and configure all widgets # NOTE: The following lines would cause a segmentation fault. I suspect # that internally, ToolTips (or their C proxies) are deleted # regardless of Python refcount, so you can't reuse them like # this (similar to what is documented for Icons). # # self.playtip  = wx.ToolTip("Display the frames in the plot in sequence") # self.pausetip = wx.ToolTip("Pause the plot frame animation") # GTK2 doesn't like it if 'min' equals 'max' for a range # On MacOS, the right lower corner of a frame is taken up by the resize window widget, so we must keep our # animation toolbar controls away from it. Since gratuituous spacing is butt-ugly on other platforms, I # am solving this by special-casing for the Mac. # GTK2 doesn't like it if 'min' equals 'max' for a range Set Timer interval in FPS. Restarts timer if it is currently running Return Timer interval in FPS Set interval to ms (msec) Set whether the slider should loop on end Get the loop state Set the current keyframe Get the current keyframe Start animation Pause animation Reset animation Toggle animation Play / Pause Event Handler for Slider-Scroll Event Handler Reset Button Event Handler for Timer Event # Discard timer events still arriving after animation has been stopped. # Advance 1 # Auto stop