class_docstr: The renderer handles all the drawing primitives using a graphics
  context instance that controls the colors/styles
code: def draw_text(
      self, gc, x, y, s, prop, angle, ismath=False, mtext=None
  ):
      # docstring inherited
      if ismath:
          return self.draw_mathtext(gc, x, y, s, prop, angle)
      font = self._prepare_font(prop)
      # We pass '0' for angle here, since it will be rotated (in raster
      # space) in the following call to draw_text_image).
      font.set_text(s, 0, flags=get_hinting_flag())
      font.draw_glyphs_to_bitmap(antialiased=gc.get_antialiased())
      d = font.get_descent() / 64.0
      # The descent needs to be adjusted for the angle.
      xo, yo = font.get_bitmap_offset()
      xo /= 64.0
      yo /= 64.0
      xd = d * sin(radians(angle))
      yd = d * cos(radians(angle))
      x = round(x + xo + xd)
      y = round(y + yo + yd)
      self._renderer.draw_text_image(font, x, y + 1, angle, gc)
  
imports: from contextlib import nullcontext
  from math import radians, cos, sin
  import numpy
  import matplotlib
  from matplotlib import _api, cbook
  from matplotlib.backend_bases import _Backend, FigureCanvasBase, FigureManagerBase, RendererBase
  from matplotlib.font_manager import fontManager, get_font
  from matplotlib.ft2font import LOAD_FORCE_AUTOHINT, LOAD_NO_HINTING, LOAD_DEFAULT, LOAD_NO_AUTOHINT
  from matplotlib.mathtext import MathTextParser
  from matplotlib.path import Path
  from matplotlib.transforms import Bbox, BboxBase
  from matplotlib.backends._backend_agg import RendererAgg
label_desc: Use image node_id 7 for calling the RendererAgg obj's underlying member method code with example usage: obj.draw_text(gc, x, y, s, prop, angle, ismath, mtext) and returns: self