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import wx.lib.wxcairo as wxcairo |
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from .. import _api |
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from .backend_cairo import cairo, FigureCanvasCairo |
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from .backend_wx import _BackendWx, _FigureCanvasWxBase, FigureFrameWx |
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from .backend_wx import ( |
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NavigationToolbar2Wx as NavigationToolbar2WxCairo) |
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@_api.deprecated( |
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"3.6", alternative="FigureFrameWx(..., canvas_class=FigureCanvasWxCairo)") |
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class FigureFrameWxCairo(FigureFrameWx): |
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def get_canvas(self, fig): |
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return FigureCanvasWxCairo(self, -1, fig) |
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class FigureCanvasWxCairo(FigureCanvasCairo, _FigureCanvasWxBase): |
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""" |
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The FigureCanvas contains the figure and does event handling. |
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In the wxPython backend, it is derived from wxPanel, and (usually) lives |
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inside a frame instantiated by a FigureManagerWx. The parent window |
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probably implements a wxSizer to control the displayed control size - but |
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we give a hint as to our preferred minimum size. |
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""" |
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def draw(self, drawDC=None): |
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size = self.figure.bbox.size.astype(int) |
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surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, *size) |
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self._renderer.set_context(cairo.Context(surface)) |
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self._renderer.dpi = self.figure.dpi |
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self.figure.draw(self._renderer) |
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self.bitmap = wxcairo.BitmapFromImageSurface(surface) |
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self._isDrawn = True |
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self.gui_repaint(drawDC=drawDC) |
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@_BackendWx.export |
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class _BackendWxCairo(_BackendWx): |
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FigureCanvas = FigureCanvasWxCairo |
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