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# -*- coding: utf-8 -*-

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#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor

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#based on the plcopen standard. 

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#

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#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

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#

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#See COPYING file for copyrights details.

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#

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#This library is free software; you can redistribute it and/or

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#modify it under the terms of the GNU General Public

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#License as published by the Free Software Foundation; either

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#version 2.1 of the License, or (at your option) any later version.

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#

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#This library is distributed in the hope that it will be useful,

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#but WITHOUT ANY WARRANTY; without even the implied warranty of

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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

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#General Public License for more details.

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#

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#You should have received a copy of the GNU General Public

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#License along with this library; if not, write to the Free Software

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#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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import wx

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from graphics import *

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#-------------------------------------------------------------------------------

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#                          Edit Transition Content Dialog

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#-------------------------------------------------------------------------------

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[ID_SFCTRANSITIONDIALOG, ID_SFCTRANSITIONDIALOGSPACER, 

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 ID_SFCTRANSITIONDIALOGREFERENCE, ID_SFCTRANSITIONDIALOGINLINE, 

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 ID_SFCTRANSITIONDIALOGPRIORITY, ID_SFCTRANSITIONDIALOGPREVIEW, 

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 ID_SFCTRANSITIONDIALOGRADIOBUTTON1, ID_SFCTRANSITIONDIALOGRADIOBUTTON2, 

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 ID_SFCTRANSITIONDIALOGRADIOBUTTON3, ID_SFCTRANSITIONDIALOGSTATICTEXT1, 

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 ID_SFCTRANSITIONDIALOGSTATICTEXT2, ID_SFCTRANSITIONDIALOGSTATICTEXT3, 

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] = [wx.NewId() for _init_ctrls in range(12)]

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class SFCTransitionDialog(wx.Dialog):

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    if wx.VERSION < (2, 6, 0):

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        def Bind(self, event, function, id = None):

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            if id is not None:

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                event(self, id, function)

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            else:

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                event(self, function)

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    def _init_coll_flexGridSizer1_Items(self, parent):

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        parent.AddSizer(self.MainSizer, 0, border=20, flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT)

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        parent.AddSizer(self.ButtonSizer, 0, border=20, flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT)

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    def _init_coll_flexGridSizer1_Growables(self, parent):

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        parent.AddGrowableCol(0)

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        parent.AddGrowableRow(0)

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    def _init_coll_MainSizer_Items(self, parent):

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        parent.AddSizer(self.LeftGridSizer, 1, border=5, flag=wx.GROW|wx.RIGHT)

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        parent.AddSizer(self.RightGridSizer, 1, border=5, flag=wx.GROW|wx.LEFT)

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    def _init_coll_LeftGridSizer_Items(self, parent):

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        parent.AddWindow(self.staticText1, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.radioButton1, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.Reference, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.radioButton2, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.Inline, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.radioButton3, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.staticText3, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.Priority, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.Spacer, 0, border=0, flag=wx.GROW)

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    def _init_coll_LeftGridSizer_Growables(self, parent):

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        parent.AddGrowableCol(0)

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        parent.AddGrowableRow(6)

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    def _init_coll_RightGridSizer_Items(self, parent):

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        parent.AddWindow(self.staticText2, 0, border=0, flag=wx.GROW)

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        parent.AddWindow(self.Preview, 0, border=0, flag=wx.GROW)

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    def _init_coll_RightGridSizer_Growables(self, parent):

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        parent.AddGrowableCol(0)

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        parent.AddGrowableRow(1)

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    def _init_sizers(self):

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        self.flexGridSizer1 = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=10)

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        self.MainSizer = wx.BoxSizer(wx.HORIZONTAL)

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        self.LeftGridSizer = wx.FlexGridSizer(cols=1, hgap=0, rows=9, vgap=5)

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        self.RightGridSizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=5)

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        self._init_coll_flexGridSizer1_Items(self.flexGridSizer1)

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        self._init_coll_flexGridSizer1_Growables(self.flexGridSizer1)

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        self._init_coll_MainSizer_Items(self.MainSizer)

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        self._init_coll_LeftGridSizer_Items(self.LeftGridSizer)

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        self._init_coll_LeftGridSizer_Growables(self.LeftGridSizer)

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        self._init_coll_RightGridSizer_Items(self.RightGridSizer)

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        self._init_coll_RightGridSizer_Growables(self.RightGridSizer)

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        self.SetSizer(self.flexGridSizer1)

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    def _init_ctrls(self, prnt, ctrler):

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        wx.Dialog.__init__(self, id=ID_SFCTRANSITIONDIALOG,

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              name='SFCTransitionDialog', parent=prnt,

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              size=wx.Size(350, 300), style=wx.DEFAULT_DIALOG_STYLE,

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              title=_('Edit transition'))

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        self.SetClientSize(wx.Size(350, 300))

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        self.staticText1 = wx.StaticText(id=ID_SFCTRANSITIONDIALOGSTATICTEXT1,

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              label=_('Type:'), name='staticText1', parent=self,

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              pos=wx.Point(0, 0), size=wx.Size(0, 17), style=0)

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        self.staticText2 = wx.StaticText(id=ID_SFCTRANSITIONDIALOGSTATICTEXT2,

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              label=_('Preview:'), name='staticText2', parent=self,

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              pos=wx.Point(0, 0), size=wx.Size(0, 17), style=0)

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        self.staticText3 = wx.StaticText(id=ID_SFCTRANSITIONDIALOGSTATICTEXT3,

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              label=_('Priority:'), name='staticText3', parent=self,

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              pos=wx.Point(0, 0), size=wx.Size(0, 17), style=0)

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        self.radioButton1 = wx.RadioButton(id=ID_SFCTRANSITIONDIALOGRADIOBUTTON1,

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              label=_('Reference'), name='radioButton1', parent=self,

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              pos=wx.Point(0, 0), size=wx.Size(0, 24), style=wx.RB_GROUP)

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        self.Bind(wx.EVT_RADIOBUTTON, self.OnTypeChanged, id=ID_SFCTRANSITIONDIALOGRADIOBUTTON1)

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        self.radioButton1.SetValue(True)

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        self.Reference = wx.ComboBox(id=ID_SFCTRANSITIONDIALOGREFERENCE,

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              name='Reference', parent=self, pos=wx.Point(0, 0), 

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              size=wx.Size(0, 28), style=wx.CB_READONLY)

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        self.Bind(wx.EVT_COMBOBOX, self.OnReferenceChanged, id=ID_SFCTRANSITIONDIALOGREFERENCE)

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        self.radioButton2 = wx.RadioButton(id=ID_SFCTRANSITIONDIALOGRADIOBUTTON2,

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              label=_('Inline'), name='radioButton2', parent=self,

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              pos=wx.Point(0, 0), size=wx.Size(0, 24), style=0)

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        self.Bind(wx.EVT_RADIOBUTTON, self.OnTypeChanged, id=ID_SFCTRANSITIONDIALOGRADIOBUTTON2)

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        self.radioButton2.SetValue(False)

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        self.Inline = wx.TextCtrl(id=ID_SFCTRANSITIONDIALOGINLINE,

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              name='Inline', parent=self, pos=wx.Point(0, 0),

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              size=wx.Size(0, 24), style=0)

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        self.Bind(wx.EVT_TEXT, self.OnInlineChanged, id=ID_SFCTRANSITIONDIALOGINLINE)

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        self.Inline.Enable(False)

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        self.radioButton3 = wx.RadioButton(id=ID_SFCTRANSITIONDIALOGRADIOBUTTON3,

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              label=_('Connection'), name='radioButton3', parent=self,

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              pos=wx.Point(0, 0), size=wx.Size(0, 24), style=0)

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        self.Bind(wx.EVT_RADIOBUTTON, self.OnTypeChanged, id=ID_SFCTRANSITIONDIALOGRADIOBUTTON3)

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        self.radioButton3.SetValue(False)

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        if not self.Connection:

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            self.radioButton3.Hide()

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        self.Priority = wx.SpinCtrl(id=ID_SFCTRANSITIONDIALOGPRIORITY,

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              name='Priority', parent=self, pos=wx.Point(0, 0),

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              size=wx.Size(0, 24), style=wx.SP_ARROW_KEYS, min=0)

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        self.Bind(wx.EVT_TEXT, self.OnPriorityChanged, id=ID_SFCTRANSITIONDIALOGPRIORITY)

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        self.Preview = wx.Panel(id=ID_SFCTRANSITIONDIALOGPREVIEW,

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              name='Preview', parent=self, pos=wx.Point(0, 0),

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              size=wx.Size(0, 0), style=wx.TAB_TRAVERSAL|wx.SIMPLE_BORDER)

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        self.Preview.SetBackgroundColour(wx.Colour(255,255,255))

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        setattr(self.Preview, "GetDrawingMode", lambda:FREEDRAWING_MODE)

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        setattr(self.Preview, "RefreshTransitionModel", lambda x:None)

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        setattr(self.Preview, "GetScaling", lambda:None)

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        setattr(self.Preview, "IsOfType", ctrler.IsOfType)

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        self.Spacer = wx.Panel(id=ID_SFCTRANSITIONDIALOGSPACER,

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              name='Spacer', parent=self, pos=wx.Point(0, 0),

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              size=wx.Size(0, 0), style=wx.TAB_TRAVERSAL)

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        self.ButtonSizer = self.CreateButtonSizer(wx.OK|wx.CANCEL|wx.CENTRE)

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        if wx.VERSION >= (2, 5, 0):

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            self.Bind(wx.EVT_BUTTON, self.OnOK, id=self.ButtonSizer.GetAffirmativeButton().GetId())

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            self.Preview.Bind(wx.EVT_PAINT, self.OnPaint)

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        else:

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            self.Bind(wx.EVT_BUTTON, self.OnOK, id=self.ButtonSizer.GetChildren()[0].GetSizer().GetChildren()[0].GetWindow().GetId())

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            wx.EVT_PAINT(self.Preview, self.OnPaint)

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        self._init_sizers()

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    def __init__(self, parent, controler, connection):

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        self.Connection = connection

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        self._init_ctrls(parent, controler)

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        self.Transition = None

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        self.MinTransitionSize = None

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        self.Element = SFC_Transition(self.Preview)

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    def SetPreviewFont(self, font):

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        self.Preview.SetFont(font)

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    def SetElementSize(self, size):

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        min_width, min_height = self.Element.GetMinSize()

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        width, height = max(min_width, size[0]), max(min_height, size[1])

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        self.Element.SetSize(width, height)

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    def OnOK(self, event):

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        error = []

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        if self.radioButton1.GetValue() and self.Reference.GetStringSelection() == "":

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            error.append(_("Reference"))

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        if self.radioButton2.GetValue() and self.Inline.GetValue() == "":

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            error.append(_("Inline"))

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        if len(error) > 0:

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            text = ""

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            for i, item in enumerate(error):

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                if i == 0:

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                    text += item

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                elif i == len(error) - 1:

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                    text += _(" and %s")%item

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                else:

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                    text += _(", %s")%item 

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            message = wx.MessageDialog(self, _("Form isn't complete. %s must be filled!")%text, _("Error"), wx.OK|wx.ICON_ERROR)

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            message.ShowModal()

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            message.Destroy()

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        else:

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            self.EndModal(wx.ID_OK)

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    def OnTypeChanged(self, event):

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        if self.radioButton1.GetValue():

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            self.Element.SetType("reference", self.Reference.GetStringSelection())

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            self.Reference.Enable(True)

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            self.Inline.Enable(False)

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        elif self.radioButton2.GetValue():

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            self.Element.SetType("inline", self.Inline.GetValue())

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            self.Reference.Enable(False)

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            self.Inline.Enable(True)

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        else:

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            self.Element.SetType("connection")

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            self.Reference.Enable(False)

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            self.Inline.Enable(False)

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        self.RefreshPreview()

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        event.Skip()

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    def OnReferenceChanged(self, event):

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        self.Element.SetType("reference", self.Reference.GetStringSelection())

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        self.RefreshPreview()

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        event.Skip()

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    def OnInlineChanged(self, event):

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        self.Element.SetType("inline", self.Inline.GetValue())

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        self.RefreshPreview()

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        event.Skip()

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    def OnPriorityChanged(self, event):

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        self.Element.SetPriority(int(self.Priority.GetValue()))

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        self.RefreshPreview()

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        event.Skip()

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    def SetTransitions(self, transitions):

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        self.Reference.Append("")

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        for transition in transitions:

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            self.Reference.Append(transition)

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    def SetValues(self, values):

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        if values["type"] == "reference":

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            self.radioButton1.SetValue(True)

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            self.radioButton2.SetValue(False)

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            self.radioButton3.SetValue(False)

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            self.Reference.Enable(True)

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            self.Inline.Enable(False)

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            self.Reference.SetStringSelection(values["value"])

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            self.Element.SetType("reference", values["value"])

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        elif values["type"] == "inline":

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            self.radioButton1.SetValue(False)

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            self.radioButton2.SetValue(True)

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            self.radioButton3.SetValue(False)

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            self.Reference.Enable(False)

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            self.Inline.Enable(True)

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            self.Inline.SetValue(values["value"])

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            self.Element.SetType("inline", values["value"])

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        elif values["type"] == "connection" and self.Connection:

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            self.radioButton1.SetValue(False)

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            self.radioButton2.SetValue(False)

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            self.radioButton3.SetValue(True)

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            self.Reference.Enable(False)

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            self.Inline.Enable(False)

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            self.Element.SetType("connection")

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        self.Priority.SetValue(values["priority"])

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        self.Element.SetPriority(values["priority"])

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        self.RefreshPreview()

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    def GetValues(self):

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        values = {"priority" : int(self.Priority.GetValue())}

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        if self.radioButton1.GetValue():

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            values["type"] = "reference"

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            values["value"] = self.Reference.GetStringSelection()

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        elif self.radioButton2.GetValue():

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            values["type"] = "inline"

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            values["value"] = self.Inline.GetValue()

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        else:

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            values["type"] = "connection"

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            values["value"] = None

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        return values

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    def RefreshPreview(self):

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        dc = wx.ClientDC(self.Preview)

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        dc.SetFont(self.Preview.GetFont())

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        dc.Clear()

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        clientsize = self.Preview.GetClientSize()

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        posx, posy = self.Element.GetPosition()

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        rect = self.Element.GetBoundingBox()

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        diffx, diffy = posx - rect.x, posy - rect.y

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        self.Element.SetPosition((clientsize.width - rect.width) / 2 + diffx, (clientsize.height - rect.height) / 2 + diffy)

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        self.Element.Draw(dc)

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    def OnPaint(self, event):

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        self.RefreshPreview()

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        event.Skip()