class_docstr: **Bases:** :class:`GraphicsObject <pyqtgraph.GraphicsObject>`
class_docstr_tok: ["*","*","Bases",":","*","*",":","class",":","`","GraphicsObject","<","pyqtgraph.GraphicsObject",">","`"]
code: def pixelPadding(self):
      # pen is known to be cosmetic
      pen = self.edgecolors
      no_pen = (pen is None) or (
          pen.style() == QtCore.Qt.PenStyle.NoPen
      )
      return 0 if no_pen else (pen.widthF() or 1) * 0.5
  
imports: import numpy
  from ..None import Qt, colormap
  from ..None import functions
  from ..Qt import QtCore, QtGui
  from .GraphicsObject import GraphicsObject
label_desc: Use image node_id 17 for calling the PColorMeshItem obj's underlying member method code with example usage: obj.pixelPadding() and returns: unknown