ShowElementsByType GH Component

CHANGELOG.md

@@ -37,9 +37,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Added attribute `is_group_element` to `TimberElement`.
 * Added `JointRule.joints_from_beams_and_rules()` static method 
 * Added `Element.reset()` method.
-
 * Added new `fasteners.py` module with new `Fastener` element type.
 * Added new `compas_timber._fabrication.Lap`.
+* Added `ShowElementsByType` GH Component.
+* Added `fasteners` property to `TimberModel`.
 
 ### Changed
 

src/compas_timber/ghpython/components/CT_Show_Elements_by_Type/code.py

@@ -0,0 +1,19 @@
+# flake8: noqa
+from ghpythonlib.componentbase import executingcomponent as component
+from compas.scene import Scene
+
+
+class ShowElementsByType(component):
+    def RunScript(self, model):
+        beam_scene = Scene()
+        plate_scene = Scene()
+        fastener_scene = Scene()
+
+        for beam in model.beams:
+            beam_scene.add(beam._geometry or beam.blank)
+        for plate in model.plates:
+            plate_scene.add(plate._geometry or plate.blank)
+        for fastener in model.fasteners:
+            fastener_scene.add(fastener.geometry)
+
+        return beam_scene.draw(), plate_scene.draw(), fastener_scene.draw()

src/compas_timber/ghpython/components/CT_Show_Elements_by_Type/metadata.json

@@ -0,0 +1,34 @@
+{
+    "name": "ShowElementsByType",
+    "nickname": "ElementTypes",
+    "category": "COMPAS Timber",
+    "subcategory": "Show",
+    "description": "allows user to filter element geometries by type.",
+    "exposure": 2,
+    "ghpython": {
+        "isAdvancedMode": true,
+        "iconDisplay": 0,
+        "inputParameters": [
+                {
+                    "name": "Model",
+                    "description": "Model object.",
+                    "typeHintID": "none",
+                    "scriptParamAccess": 0
+                }
+        ],
+        "outputParameters": [
+            {
+                "name": "Beams",
+                "description": "beam element geometries."
+            },
+            {
+                "name": "Plates",
+                "description": "plate element geometries."
+            },
+            {
+                "name": "Fasteners",
+                "description": "fastener element geometries."
+            }
+        ]
+    }
+}

src/compas_timber/model/model.py

@@ -74,6 +74,13 @@ def joints(self):
             if isinstance(interaction, Joint):
                 yield interaction  # TODO: consider if there are other interaction types...
 
+    @property
+    def fasteners(self):
+        # type: () -> Generator[Fastener, None, None]
+        for element in self.elements():
+            if getattr(element, "is_fastener", False):
+                yield element
+
     @property
     def walls(self):
         # type: () -> Generator[Wall, None, None]