[1089] | 1 | """ |
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| 2 | ASAP plotting class based on matplotlib. |
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| 3 | """ |
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| 4 | |
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| 5 | from asap.asaplotbase import * |
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| 6 | # Force use of the newfangled toolbar. |
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| 7 | import gtk |
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| 8 | import matplotlib |
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| 9 | from matplotlib.backends.backend_gtkagg import FigureCanvasGTKAgg as FigureCanvas |
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[1153] | 10 | from matplotlib.backends.backend_gtkagg import FigureManagerGTKAgg |
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[1089] | 11 | matplotlib.use("GTkAgg") |
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| 12 | matplotlib.rcParams['toolbar'] = 'toolbar2' |
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[1153] | 13 | from matplotlib.backends.backend_gtk import NavigationToolbar2GTK as NavigationToolbar |
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[1089] | 14 | |
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| 15 | class asaplotgui(asaplotbase): |
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| 16 | """ |
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| 17 | ASAP plotting class based on matplotlib. |
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| 18 | """ |
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| 19 | |
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[1757] | 20 | def __init__(self, rows=1, cols=0, title='', size=None, buffering=False): |
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[1089] | 21 | """ |
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| 22 | Create a new instance of the ASAPlot plotting class. |
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| 23 | |
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| 24 | If rows < 1 then a separate call to set_panels() is required to define |
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| 25 | the panel layout; refer to the doctext for set_panels(). |
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| 26 | """ |
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| 27 | v = vars() |
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| 28 | del v['self'] |
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| 29 | |
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| 30 | asaplotbase.__init__(self, **v) |
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[1153] | 31 | matplotlib.interactive = True |
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| 32 | self.canvas = FigureCanvas(self.figure) |
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| 33 | # Simply instantiating this is enough to get a working toolbar. |
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| 34 | self.figmgr = FigureManagerGTKAgg(self.canvas, 1) |
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[1089] | 35 | def dest_callback(val): |
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| 36 | self.is_dead = True |
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[1153] | 37 | self.figmgr.window.destroy() |
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| 38 | self.window = self.figmgr.window |
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[1089] | 39 | self.window.connect("destroy", dest_callback ) |
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[1153] | 40 | self.window.set_title('ASAP Plotter - GTK') |
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[1089] | 41 | self.events = {'button_press':None, |
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| 42 | 'button_release':None, |
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| 43 | 'motion_notify':None} |
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| 44 | |
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| 45 | self.buffering = buffering |
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[1153] | 46 | matplotlib.rcParams['interactive'] = True |
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| 47 | #self.canvas.set_size_request(800,600) |
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[1089] | 48 | |
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[1153] | 49 | #self.canvas.show() |
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[1089] | 50 | |
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| 51 | def map(self): |
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| 52 | """ |
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| 53 | Reveal the ASAPlot graphics window and bring it to the top of the |
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| 54 | window stack. |
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| 55 | """ |
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| 56 | self.window.deiconify() |
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| 57 | #self.window.lift() |
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| 58 | |
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[1619] | 59 | # def position(self): |
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| 60 | # """ |
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| 61 | # Use the mouse to get a position from a graph. |
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| 62 | # """ |
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[1089] | 63 | |
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[1619] | 64 | # def position_disable(event): |
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| 65 | # self.register('button_press', None) |
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| 66 | # print '%.4f, %.4f' % (event.xdata, event.ydata) |
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[1089] | 67 | |
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[1619] | 68 | # print 'Press any mouse button...' |
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| 69 | # self.register('button_press', position_disable) |
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[1089] | 70 | |
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| 71 | |
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| 72 | def quit(self): |
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| 73 | """ |
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| 74 | Destroy the ASAPlot graphics window. |
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| 75 | """ |
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| 76 | self.window.destroy() |
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| 77 | |
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| 78 | |
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[1619] | 79 | # def region(self): |
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| 80 | # """ |
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| 81 | # Use the mouse to get a rectangular region from a plot. |
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[1089] | 82 | |
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[1619] | 83 | # The return value is [x0, y0, x1, y1] in world coordinates. |
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| 84 | # """ |
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[1089] | 85 | |
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[1619] | 86 | # def region_start(event): |
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| 87 | # height = self.canvas.figure.bbox.height() |
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| 88 | # self.rect = {'fig': None, 'height': height, |
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| 89 | # 'x': event.x, 'y': height - event.y, |
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| 90 | # 'world': [event.xdata, event.ydata, |
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| 91 | # event.xdata, event.ydata]} |
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| 92 | # self.register('button_press', None) |
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| 93 | # self.register('motion_notify', region_draw) |
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| 94 | # self.register('button_release', region_disable) |
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[1089] | 95 | |
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[1619] | 96 | # def region_draw(event): |
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| 97 | # self.canvas._tkcanvas.delete(self.rect['fig']) |
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| 98 | # self.rect['fig'] = self.canvas._tkcanvas.create_rectangle( |
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| 99 | # self.rect['x'], self.rect['y'], |
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| 100 | # event.x, self.rect['height'] - event.y) |
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[1089] | 101 | |
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[1619] | 102 | # def region_disable(event): |
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| 103 | # self.register('motion_notify', None) |
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| 104 | # self.register('button_release', None) |
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[1089] | 105 | |
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[1619] | 106 | # self.canvas._tkcanvas.delete(self.rect['fig']) |
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[1089] | 107 | |
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[1619] | 108 | # self.rect['world'][2:4] = [event.xdata, event.ydata] |
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| 109 | # print '(%.2f, %.2f) (%.2f, %.2f)' % (self.rect['world'][0], |
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| 110 | # self.rect['world'][1], self.rect['world'][2], |
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| 111 | # self.rect['world'][3]) |
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[1089] | 112 | |
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[1619] | 113 | # self.register('button_press', region_start) |
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[1089] | 114 | |
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[1619] | 115 | # # This has to be modified to block and return the result (currently |
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| 116 | # # printed by region_disable) when that becomes possible in matplotlib. |
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[1089] | 117 | |
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[1619] | 118 | # return [0.0, 0.0, 0.0, 0.0] |
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[1089] | 119 | |
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| 120 | |
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[1619] | 121 | # def register(self, type=None, func=None): |
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| 122 | # """ |
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| 123 | # Register, reregister, or deregister events of type 'button_press', |
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| 124 | # 'button_release', or 'motion_notify'. |
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[1089] | 125 | |
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[1619] | 126 | # The specified callback function should have the following signature: |
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[1089] | 127 | |
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[1619] | 128 | # def func(event) |
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[1089] | 129 | |
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[1619] | 130 | # where event is an MplEvent instance containing the following data: |
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[1089] | 131 | |
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[1619] | 132 | # name # Event name. |
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| 133 | # canvas # FigureCanvas instance generating the event. |
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| 134 | # x = None # x position - pixels from left of canvas. |
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| 135 | # y = None # y position - pixels from bottom of canvas. |
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| 136 | # button = None # Button pressed: None, 1, 2, 3. |
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| 137 | # key = None # Key pressed: None, chr(range(255)), shift, |
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| 138 | # win, or control |
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| 139 | # inaxes = None # Axes instance if cursor within axes. |
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| 140 | # xdata = None # x world coordinate. |
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| 141 | # ydata = None # y world coordinate. |
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[1089] | 142 | |
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[1619] | 143 | # For example: |
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[1089] | 144 | |
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[1619] | 145 | # def mouse_move(event): |
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| 146 | # print event.xdata, event.ydata |
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[1089] | 147 | |
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[1619] | 148 | # a = asaplot() |
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| 149 | # a.register('motion_notify', mouse_move) |
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[1089] | 150 | |
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[1619] | 151 | # If func is None, the event is deregistered. |
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[1089] | 152 | |
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[1619] | 153 | # Note that in TkAgg keyboard button presses don't generate an event. |
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| 154 | # """ |
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[1089] | 155 | |
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[1619] | 156 | # if not self.events.has_key(type): return |
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[1089] | 157 | |
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[1619] | 158 | # if func is None: |
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| 159 | # if self.events[type] is not None: |
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| 160 | # # It's not clear that this does anything. |
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| 161 | # self.canvas.mpl_disconnect(self.events[type]) |
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| 162 | # self.events[type] = None |
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[1089] | 163 | |
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[1619] | 164 | # # It seems to be necessary to return events to the toolbar. |
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| 165 | # if type == 'motion_notify': |
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| 166 | # self.canvas.mpl_connect(type + '_event', |
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| 167 | # self.figmgr.toolbar.mouse_move) |
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| 168 | # elif type == 'button_press': |
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| 169 | # self.canvas.mpl_connect(type + '_event', |
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| 170 | # self.figmgr.toolbar.press) |
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| 171 | # elif type == 'button_release': |
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| 172 | # self.canvas.mpl_connect(type + '_event', |
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| 173 | # self.figmgr.toolbar.release) |
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[1089] | 174 | |
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[1619] | 175 | # else: |
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| 176 | # self.events[type] = self.canvas.mpl_connect(type + '_event', func) |
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[1089] | 177 | |
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| 178 | |
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[1153] | 179 | def show(self, hardrefresh=True): |
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[1089] | 180 | """ |
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| 181 | Show graphics dependent on the current buffering state. |
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| 182 | """ |
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| 183 | if not self.buffering: |
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[1153] | 184 | if hardrefresh: |
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| 185 | asaplotbase.show(self, hardrefresh) |
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[1089] | 186 | self.window.deiconify() |
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| 187 | self.canvas.draw() |
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| 188 | self.window.show_all() |
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| 189 | |
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| 190 | def terminate(self): |
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| 191 | """ |
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| 192 | Clear the figure. |
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| 193 | """ |
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| 194 | self.window.destroy() |
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| 195 | |
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| 196 | def unmap(self): |
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| 197 | """ |
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| 198 | Hide the ASAPlot graphics window. |
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| 199 | """ |
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| 200 | self.window.wm_withdraw() |
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