chatExcel

import wx from .backend_agg import FigureCanvasAgg from .backend_wx import _BackendWx, _FigureCanvasWxBase from .backend_wx import ( # noqa: F401 # pylint: disable=W0611 NavigationToolbar2Wx as NavigationToolbar2WxAgg) class FigureCanvasWxAgg(FigureCanvasAgg, _FigureCanvasWxBase): def draw(self, drawDC=None): """ Render the figure using agg. """ FigureCanvasAgg.draw(self) self.bitmap = self._create_bitmap() self._isDrawn = True self.gui_repaint(drawDC=drawDC) def blit(self, bbox=None): # docstring inherited bitmap = self._create_bitmap() if bbox is None: self.bitmap = bitmap else: srcDC = wx.MemoryDC(bitmap) destDC = wx.MemoryDC(self.bitmap) x = int(bbox.x0) y = int(self.bitmap.GetHeight() - bbox.y1) destDC.Blit(x, y, int(bbox.width), int(bbox.height), srcDC, x, y) destDC.SelectObject(wx.NullBitmap) srcDC.SelectObject(wx.NullBitmap) self.gui_repaint() def _create_bitmap(self): """Create a wx.Bitmap from the renderer RGBA buffer""" rgba = self.get_renderer().buffer_rgba() h, w, _ = rgba.shape bitmap = wx.Bitmap.FromBufferRGBA(w, h, rgba) bitmap.SetScaleFactor(self.GetDPIScaleFactor()) return bitmap @_BackendWx.export class _BackendWxAgg(_BackendWx): FigureCanvas = FigureCanvasWxAgg