Initial commit

venv/lib/python3.10/site-packages/matplotlib/backends/backend_wxagg.py

@@ -0,0 +1,45 @@
+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