remove text arg from gate styling and fowarded styling args from circ…

…uit.py

src/qutip_qip/circuit/circuit.py

@@ -975,6 +975,7 @@ def draw(
         dpi=None,
         file_name="exported_pic",
         file_path="",
+        **kwargs,
     ):
         """
         Export circuit object as an image file in a supported format.
@@ -1014,7 +1015,8 @@ def draw(
                 f.write(image_data)
         elif renderer == "matplotlib":
             from .mat_renderer import MatRenderer
-            mat = MatRenderer(self)
+
+            mat = MatRenderer(self, **kwargs)
             mat.canvas_plot()
         else:
             raise ValueError(

src/qutip_qip/circuit/mat_renderer.py

@@ -81,16 +81,14 @@ class StyleConfig:
         The background color of the circuit. The default is None.
 
     color : Optional[str], optional
-        Controls color of acsent elements (eg. cross sign in the target node) 
-        and set as deafult color of gate-label. Can be overwritten by gate specific color. 
+        Controls color of acsent elements (eg. cross sign in the target node)
+        and set as deafult color of gate-label. Can be overwritten by gate specific color.
         The default is None.
 
     wire_label : Optional[List], optional
         The labels of the wires. The default is None.
     """
 
-
-
     dpi: int = 150
     fontsize: int = 10
     end_wire_ext: int = 2
@@ -1010,7 +1008,9 @@ def canvas_plot(self) -> None:
 
             if isinstance(gate, Gate):
                 style = gate.style if gate.style is not None else {}
-                self.text = style.get("text", gate.name)
+                self.text = (
+                    gate.arg_label if gate.arg_label is not None else gate.name
+                )
                 self.color = style.get(
                     "color",
                     self.style.theme.get(