added 3d text artist object and shift to center dev

src/compas_cadwork/artists/__init__.py

@@ -3,6 +3,7 @@
 from compas.artists import Artist
 
 from compas_monosashi.sequencer import Text3d
+from compas_monosashi.sequencer import Text3d_Volume
 from compas_monosashi.sequencer import LinearDimension
 from compas_monosashi.sequencer import Model3d
 
@@ -16,6 +17,8 @@
     "CadworkArtist",
     "Text3dInstructionArtist",
     "Text3dVolumeInstructionArtist",
+    "LinearDimensionArtist",
+    "Model3dArtist"
 ]
 
 
@@ -44,6 +47,8 @@ def redraw_cadwork():
 
 @plugin(category="factories", requires=[CONTEXT])
 def register_artists():
-    Artist.register(Text3d, Text3dInstrcutionArtist, context=CONTEXT)
+    Artist.register(Text3d, Text3dInstructionArtist, context=CONTEXT)
+    Artist.register(Text3d_Volume, Text3dVolumeInstructionArtist, context=CONTEXT)
     Artist.register(LinearDimension, LinearDimensionArtist, context=CONTEXT)
     Artist.register(Model3d, Model3dArtist, context=CONTEXT)
+

src/compas_cadwork/artists/instructionartist.py

@@ -9,6 +9,8 @@
 from element_controller import create_text_object
 from element_controller import create_text_object_with_font
 from element_controller import create_text_object_with_options
+from element_controller import move_element
+from element_controller import get_bounding_box_vertices_local
 from file_controller import import_element_light
 import cadwork
 
@@ -73,6 +75,68 @@ def __init__(self, text_volume_instruction: Text3d_Volume, **kwargs) -> None:
         super().__init__(text_volume_instruction)
         self.text_volume_instruction = text_volume_instruction
 
+    def generate_translation_vectors_from_bounding_box_local(self, element_ids: list = [],
+                                                             input_geometry: str = "3d text"):
+
+        """Generates translation vectors from a bounding box that shift a text
+        or a box from the bottom left point of the object to the center point
+        of the object.
+
+
+        Parameters
+        ----------
+        element_ids : list
+            The respective texts or boxes
+        input_geometry : string
+            Type of object
+
+        Return
+        ----------
+        Cadwork Vector X and Z
+            vx, vz
+        """
+
+        bb_vl = get_bounding_box_vertices_local(element_ids[0], element_ids)
+
+        # as explained and diagrammed for some reason the bounding box vertices
+        # are sorted differently for a 3d text or a 3d box
+        keys_start_end = {
+                "Bounding Box": {
+                    "start_vec_x": 0,
+                    "end_vec_x": 3,
+                    "start_vec_z": 3,
+                    "end_vec_z": 2
+                    },
+                "3d text": {
+                    "start_vec_x": 5,
+                    "end_vec_x": 6,
+                    "start_vec_z": 6,
+                    "end_vec_z": 3
+                }
+            }
+
+        vx = cadwork.point_3d(*bb_vl[keys_start_end[input_geometry]["start_vec_x"]]) - cadwork.point_3d(
+            *bb_vl[keys_start_end[input_geometry]["end_vec_x"]])
+        dx = cadwork.point_3d(*bb_vl[keys_start_end[input_geometry]["start_vec_x"]]).distance(
+            cadwork.point_3d(*bb_vl[keys_start_end[input_geometry]["end_vec_x"]]))/2
+
+        vx = vx.normalized()
+        vx = vx*dx*-1
+
+        vz = cadwork.point_3d(*bb_vl[keys_start_end[input_geometry]["end_vec_z"]]) - cadwork.point_3d(
+            *bb_vl[keys_start_end[input_geometry]["start_vec_z"]])
+        dz = cadwork.point_3d(*bb_vl[keys_start_end[input_geometry]["start_vec_z"]]).distance(
+            cadwork.point_3d(*bb_vl[keys_start_end[input_geometry]["end_vec_z"]]))/2
+
+        vz = vz.normalized()
+        vz = vz*dz*-1
+
+        return vx, vz
+
+    def shift_text_from_bottom_left_to_center(self, element_ids: list = []):
+        vx, vz = self.generate_translation_vectors_from_bounding_box_local(element_ids)
+        move_element(element_ids, vx + vz)
+
     def draw(self, *args, **kwargs):
         """Adds a text element with the text included in the provided text instruction.
 
@@ -86,18 +150,19 @@ def draw(self, *args, **kwargs):
         text_options.set_color(5)
         text_options.set_element_type(cadwork.volume)
         text_options.set_text(self.text_volume_instruction.text)
-        text_options.set_height(100.0)
-        text_options.set_thickness(5.0)
+        text_options.set_height(50.0)
+        text_options.set_thickness(0.5)
 
         # font = "Times New Roman"
         loc = self.text_volume_instruction.location
         element_id = create_text_object_with_options(
-            self.text_volume_instruction.text,
             point_to_cadwork(loc.point),
             vector_to_cadwork(loc.xaxis),
             vector_to_cadwork(loc.yaxis),
             text_options
         )
+
+        self.shift_text_from_bottom_left_to_center([element_id])
         self.add_element(element_id)
         set_user_attribute([element_id], self.USER_ATTR_NUMBER, self.USER_ATTR_VALUE)
         return element_id