| 1 | """ |
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| 2 | This module overwrites matplotlib toolbar |
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| 3 | """ |
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| 4 | import wx |
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| 5 | from matplotlib.backends.backend_wxagg import NavigationToolbar2WxAgg |
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| 6 | from matplotlib.backends.backend_wx import _load_bitmap |
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| 7 | import logging |
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| 8 | |
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| 9 | # Event binding code changed after version 2.5 |
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| 10 | if wx.VERSION_STRING >= '2.5': |
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| 11 | def bind(actor,event,action,**kw): |
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| 12 | actor.Bind(event,action,**kw) |
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| 13 | else: |
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| 14 | def bind(actor,event,action,id=None): |
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| 15 | if id is not None: |
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| 16 | event(actor, id, action) |
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| 17 | else: |
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| 18 | event(actor,action) |
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| 19 | |
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| 20 | class NavigationToolBar(NavigationToolbar2WxAgg): |
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| 21 | """ |
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| 22 | Overwrite matplotlib toolbar |
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| 23 | """ |
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| 24 | def __init__(self, canvas, parent=None): |
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| 25 | NavigationToolbar2WxAgg.__init__(self, canvas) |
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| 26 | |
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| 27 | def _init_toolbar(self): |
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| 28 | self._parent = self.canvas.GetParent() |
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| 29 | _NTB2_HOME = wx.NewId() |
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| 30 | self._NTB2_BACK = wx.NewId() |
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| 31 | self._NTB2_FORWARD = wx.NewId() |
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| 32 | self._NTB2_PAN = wx.NewId() |
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| 33 | self._NTB2_ZOOM = wx.NewId() |
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| 34 | _NTB2_SAVE = wx.NewId() |
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| 35 | _NTB2_PRINT = wx.NewId() |
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| 36 | _NTB2_RESET = wx.NewId() |
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| 37 | |
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| 38 | self.SetToolBitmapSize(wx.Size(24,24)) |
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| 39 | |
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| 40 | context_tip = 'Graph Menu: \n' |
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| 41 | context_tip += ' For more menu options, \n' |
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| 42 | context_tip += ' right-click the data symbols.' |
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| 43 | context = wx.ArtProvider.GetBitmap(wx.ART_LIST_VIEW, wx.ART_TOOLBAR) |
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| 44 | self.AddSimpleTool(_NTB2_HOME, context, context_tip, context_tip) |
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| 45 | |
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| 46 | self.InsertSeparator(1) |
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| 47 | |
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| 48 | self.AddSimpleTool(self._NTB2_BACK, _load_bitmap('back.png'), |
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| 49 | 'Back', 'Back navigation view') |
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| 50 | self.AddSimpleTool(self._NTB2_FORWARD, _load_bitmap('forward.png'), |
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| 51 | 'Forward', 'Forward navigation view') |
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| 52 | # todo: get new bitmap |
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| 53 | self.AddCheckTool(self._NTB2_PAN, _load_bitmap('move.png'), |
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| 54 | shortHelp='Pan', |
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| 55 | longHelp='Pan with left, zoom with right') |
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| 56 | self.AddCheckTool(self._NTB2_ZOOM, _load_bitmap('zoom_to_rect.png'), |
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| 57 | shortHelp='Zoom', longHelp='Zoom to rectangle') |
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| 58 | |
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| 59 | self.AddSeparator() |
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| 60 | self.AddSimpleTool(_NTB2_SAVE, _load_bitmap('filesave.png'), |
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| 61 | 'Save', 'Save plot contents to file') |
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| 62 | |
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| 63 | print_bmp = wx.ArtProvider.GetBitmap(wx.ART_PRINT, wx.ART_TOOLBAR) |
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| 64 | self.AddSimpleTool(_NTB2_PRINT, print_bmp, 'Print', 'Print plot') |
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| 65 | |
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| 66 | reset_bmp = wx.ArtProvider.GetBitmap(wx.ART_GO_HOME, wx.ART_TOOLBAR) |
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| 67 | self.AddSimpleTool(_NTB2_RESET, reset_bmp, 'Reset', 'Reset graph range') |
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| 68 | |
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| 69 | bind(self, wx.EVT_TOOL, self.on_menu, id=_NTB2_HOME) |
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| 70 | bind(self, wx.EVT_TOOL, self.forward, id=self._NTB2_FORWARD) |
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| 71 | bind(self, wx.EVT_TOOL, self.back, id=self._NTB2_BACK) |
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| 72 | bind(self, wx.EVT_TOOL, self.zoom, id=self._NTB2_ZOOM) |
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| 73 | bind(self, wx.EVT_TOOL, self.pan, id=self._NTB2_PAN) |
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| 74 | bind(self, wx.EVT_TOOL, self.save, id=_NTB2_SAVE) |
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| 75 | bind(self, wx.EVT_TOOL, self.on_print, id=_NTB2_PRINT) |
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| 76 | bind(self, wx.EVT_TOOL, self.on_reset, id=_NTB2_RESET) |
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| 77 | |
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| 78 | self.Realize() |
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| 79 | |
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| 80 | def on_menu(self, event): |
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| 81 | """ |
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| 82 | Plot menu |
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| 83 | """ |
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| 84 | try: |
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| 85 | self._parent.onToolContextMenu(event=event) |
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| 86 | except: |
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| 87 | logging.error("Plot toolbar could not show menu") |
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| 88 | |
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| 89 | def on_reset(self, event): |
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| 90 | """ |
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| 91 | Reset plot |
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| 92 | """ |
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| 93 | try: |
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| 94 | self._parent.onResetGraph(event=event) |
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| 95 | except: |
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| 96 | logging.error("Plot toolbar could not reset plot") |
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| 97 | |
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| 98 | def on_print(self, event): |
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| 99 | """ |
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| 100 | Print |
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| 101 | """ |
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| 102 | try: |
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| 103 | self.canvas.Printer_Preview(event=event) |
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| 104 | except: |
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| 105 | logging.error("Plot toolbar could not print") |
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| 106 | |
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