NodeTransformGizmoGroup

gizmo_test.py

import bpy
from mathutils import (Vector, Matrix)
import mathutils

class NodeTransformGizmoGroup (bpy.types.GizmoGroup):
    bl_idname = "NODE_write_transform_gizmo_group"
    bl_label = "Node write transform Gizmo"
    bl_space_type = 'VIEW_3D'
    bl_region_type = 'WINDOW'
    bl_options = {'3D'}

    @staticmethod
    def get_target_operator(context):
        wm = context.window_manager
        op = wm.operators[-1] if wm.operators else None
        if isinstance(op, bpy.types.Operator):
            return op
        return None


    @classmethod
    def poll(cls, context):
        space = context.space_data
        return space.type == 'VIEW_3D'
    
    def setup(self, context):
        def move_get_x():
            op = NodeTransformGizmoGroup.get_target_operator(context)
            return Vector(op.translation)[0]
        def move_set_x(value):
            op = NodeTransformGizmoGroup.get_target_operator(context)
            vec = Vector (op.translation) 
            vec[0] += value
            op.execute(context)
        
        gz_arrow_x = self.gizmos.new("GIZMO_GT_arrow_3d")
        gz_arrow_x.target_set_handler("offset", get=move_get_x, set=move_set_x)
        
        gz_arrow_x.color = 1.0, 1.0, 1.0
        gz_arrow_x.alpha = 0.5
        
        self.gizmo_translate_x = gz_arrow_x
    
    def refresh(self, context):
        op = NodeTransformGizmoGroup.get_target_operator(context)
        gz = self.gizmo_translate_x
        matrix = self.gizmo_translate_x.matrix_basis
        matrix.identity()
        matrix.translation = Vector(op.translation)
    
    def draw_prepare(self, context):
        op = NodeTransformGizmoGroup.get_target_operator(context)
        pass