| 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 | # CRUFT: mpl 1.1 uses save rather than save_figure |
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| 28 | try: save_figure = NavigationToolbar2WxAgg.save |
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| 29 | except AttributeError: pass |
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| 30 | |
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| 31 | def _init_toolbar(self): |
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| 32 | self._parent = self.canvas.GetParent() |
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| 33 | _NTB2_HOME = wx.NewId() |
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| 34 | self._NTB2_BACK = wx.NewId() |
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| 35 | self._NTB2_FORWARD = wx.NewId() |
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| 36 | self._NTB2_PAN = wx.NewId() |
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| 37 | self._NTB2_ZOOM = wx.NewId() |
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| 38 | _NTB2_SAVE = wx.NewId() |
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| 39 | _NTB2_PRINT = wx.NewId() |
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| 40 | _NTB2_RESET = wx.NewId() |
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| 41 | |
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| 42 | # for mpl 1.2+ compatibility |
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| 43 | self.wx_ids = {} |
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| 44 | self.wx_ids['Back'] = self._NTB2_BACK |
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| 45 | self.wx_ids['Forward'] = self._NTB2_FORWARD |
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| 46 | self.wx_ids['Pan'] = self._NTB2_PAN |
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| 47 | self.wx_ids['Zoom'] = self._NTB2_ZOOM |
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| 48 | |
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| 49 | self.SetToolBitmapSize(wx.Size(24, 24)) |
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| 50 | |
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| 51 | context_tip = 'Graph Menu: \n' |
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| 52 | context_tip += ' For more menu options, \n' |
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| 53 | context_tip += ' right-click the data symbols.' |
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| 54 | context = wx.ArtProvider.GetBitmap(wx.ART_LIST_VIEW, wx.ART_TOOLBAR) |
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| 55 | self.AddSimpleTool(_NTB2_HOME, context, context_tip, context_tip) |
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| 56 | |
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| 57 | self.InsertSeparator(1) |
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| 58 | |
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| 59 | self.AddSimpleTool(self._NTB2_BACK, _load_bitmap('back.png'), |
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| 60 | 'Back', 'Back navigation view') |
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| 61 | self.AddSimpleTool(self._NTB2_FORWARD, _load_bitmap('forward.png'), |
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| 62 | 'Forward', 'Forward navigation view') |
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| 63 | # todo: get new bitmap |
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| 64 | self.AddCheckTool(self._NTB2_PAN, _load_bitmap('move.png'), |
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| 65 | shortHelp='Pan', |
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| 66 | longHelp='Pan with left, zoom with right') |
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| 67 | self.AddCheckTool(self._NTB2_ZOOM, _load_bitmap('zoom_to_rect.png'), |
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| 68 | shortHelp='Zoom', longHelp='Zoom to rectangle') |
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| 69 | |
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| 70 | self.AddSeparator() |
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| 71 | self.AddSimpleTool(_NTB2_SAVE, _load_bitmap('filesave.png'), |
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| 72 | 'Save', 'Save plot contents to file') |
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| 73 | |
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| 74 | print_bmp = wx.ArtProvider.GetBitmap(wx.ART_PRINT, wx.ART_TOOLBAR) |
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| 75 | self.AddSimpleTool(_NTB2_PRINT, print_bmp, 'Print', 'Print plot') |
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| 76 | |
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| 77 | reset_bmp = wx.ArtProvider.GetBitmap(wx.ART_GO_HOME, wx.ART_TOOLBAR) |
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| 78 | self.AddSimpleTool(_NTB2_RESET, reset_bmp, 'Reset', 'Reset graph range') |
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| 79 | |
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| 80 | bind(self, wx.EVT_TOOL, self.on_menu, id=_NTB2_HOME) |
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| 81 | bind(self, wx.EVT_TOOL, self.forward, id=self._NTB2_FORWARD) |
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| 82 | bind(self, wx.EVT_TOOL, self.back, id=self._NTB2_BACK) |
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| 83 | bind(self, wx.EVT_TOOL, self.zoom, id=self._NTB2_ZOOM) |
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| 84 | bind(self, wx.EVT_TOOL, self.pan, id=self._NTB2_PAN) |
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| 85 | bind(self, wx.EVT_TOOL, self.save_figure, id=_NTB2_SAVE) |
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| 86 | bind(self, wx.EVT_TOOL, self.on_print, id=_NTB2_PRINT) |
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| 87 | bind(self, wx.EVT_TOOL, self.on_reset, id=_NTB2_RESET) |
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| 88 | |
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| 89 | self.Realize() |
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| 90 | |
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| 91 | def on_menu(self, event): |
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| 92 | """ |
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| 93 | Plot menu |
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| 94 | """ |
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| 95 | try: |
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| 96 | self._parent.onToolContextMenu(event=event) |
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| 97 | except: |
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| 98 | logging.error("Plot toolbar could not show menu") |
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| 99 | |
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| 100 | def on_reset(self, event): |
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| 101 | """ |
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| 102 | Reset plot |
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| 103 | """ |
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| 104 | try: |
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| 105 | self._parent.onResetGraph(event=event) |
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| 106 | except: |
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| 107 | logging.error("Plot toolbar could not reset plot") |
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| 108 | |
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| 109 | def on_print(self, event): |
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| 110 | """ |
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| 111 | Print |
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| 112 | """ |
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| 113 | try: |
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| 114 | self.canvas.Printer_Preview(event=event) |
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| 115 | except: |
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| 116 | logging.error("Plot toolbar could not print") |
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