import logging
from typing import Optional
from maya import cmds
from maya.api.OpenMaya import MVector
from ..config.gui import Gui as GuiConfig
from ..const.naming import GUI_HOLDER
from ..const.space import OBJECT
from ..util.error import DNAViewerError
from ..util.maya_util import Maya
[docs]class Gui:
"""
A builder class used for manipulating the GuiConfig used in the character building process
Attributes
----------
@type gui_path: str
@param gui_path: The location of the gui file
"""
def __init__(self, options: Optional[GuiConfig] = None) -> None:
self.options = options or GuiConfig()
[docs] def build(self) -> None:
"""Start building the gui"""
if self.options.gui_path is None:
raise DNAViewerError("Unable to import gui, must provide gui path...")
self.position_gui(GUI_HOLDER)
[docs] def position_gui(self, group_name: str) -> None:
"""Sets the gui position to align with the character eyes"""
if not cmds.objExists(self.options.eye_gui_name) or not cmds.objExists(
self.options.left_eye_joint_name
):
logging.warning(
"could not find nodes needed for positioning the gui, leaving it at its default position..."
)
return
gui_y = Maya.get_transform(self.options.eye_gui_name).translation(OBJECT).y
eyes_y = (
Maya.get_transform(self.options.left_eye_joint_name).translation(OBJECT).y
)
delta_y = eyes_y - gui_y
if isinstance(self.options.gui_translate_x, str):
try:
logging.warning(
"gui_translate_x should be a float, trying to cast the value to float..."
)
self.options.gui_translate_x = float(self.options.gui_translate_x)
except ValueError:
logging.error("could not cast string value to float")
return
Maya.get_transform(group_name).translateBy(
MVector(self.options.gui_translate_x, delta_y, 0), OBJECT
)