Merge pull request matplotlib#24179 from oscargus/refactor_get_text_whd

MNT: Refactor `Renderer.get_text_width_height_descent`

Author: timhoffm

lib/matplotlib/backend_bases.py

@@ -609,8 +609,8 @@ def get_text_width_height_descent(self, s, prop, ismath):
         fontsize = prop.get_size_in_points()
 
         if ismath == 'TeX':
-            # todo: handle props
-            return TexManager().get_text_width_height_descent(
+            # todo: handle properties
+            return self.get_texmanager().get_text_width_height_descent(
                 s, fontsize, renderer=self)
 
         dpi = self.points_to_pixels(72)

lib/matplotlib/backends/_backend_pdf_ps.py

@@ -104,11 +104,7 @@ def get_canvas_width_height(self):
     def get_text_width_height_descent(self, s, prop, ismath):
         # docstring inherited
         if ismath == "TeX":
-            texmanager = self.get_texmanager()
-            fontsize = prop.get_size_in_points()
-            w, h, d = texmanager.get_text_width_height_descent(
-                s, fontsize, renderer=self)
-            return w, h, d
+            return super().get_text_width_height_descent(s, prop, ismath)
         elif ismath:
             parse = self._text2path.mathtext_parser.parse(s, 72, prop)
             return parse.width, parse.height, parse.depth

lib/matplotlib/backends/backend_agg.py

@@ -226,12 +226,7 @@ def get_text_width_height_descent(self, s, prop, ismath):
 
         _api.check_in_list(["TeX", True, False], ismath=ismath)
         if ismath == "TeX":
-            # todo: handle props
-            texmanager = self.get_texmanager()
-            fontsize = prop.get_size_in_points()
-            w, h, d = texmanager.get_text_width_height_descent(
-                s, fontsize, renderer=self)
-            return w, h, d
+            return super().get_text_width_height_descent(s, prop, ismath)
 
         if ismath:
             ox, oy, width, height, descent, font_image = \