CURA-12099 export and import to bambu 3mf

conandata.yml

@@ -1 +1 @@
-version: "5.10.0"
+version: "5.11.0-alpha.0"

include/Savitar/SceneNode.h

@@ -36,6 +36,11 @@ class SceneNode
      */
     void fillByXMLNode(pugi::xml_node xml_node);
 
+    /**
+     * Parses the (mesh) data stored in the external component file
+     */
+    void parseComponentData(const std::string& xml_string);
+
     /**
      * Get the (unique) identifier of the node.
      */
@@ -69,6 +74,8 @@ class SceneNode
 
     [[nodiscard]] SceneNode* getMeshNode();
 
+    [[nodiscard]] std::string getComponentPath() const;
+
 private:
     std::string transformation_{ "1.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0" };
     std::vector<SceneNode*> children_;
@@ -77,6 +84,7 @@ class SceneNode
     std::string id_;
     std::string name_;
     std::string type_{ "model" };
+    std::string component_path_;
 
     // 3MF does not support having an Object that has a mesh and components.
     // This is solved by the concept of the "mesh" node, which is added as a child.

src/SceneNode.cpp

@@ -23,6 +23,11 @@ SceneNode* SceneNode::getMeshNode()
     return mesh_node_;
 }
 
+std::string SceneNode::getComponentPath() const
+{
+    return component_path_;
+}
+
 std::vector<SceneNode*> SceneNode::getChildren()
 {
     return children_;
@@ -125,6 +130,45 @@ void SceneNode::fillByXMLNode(pugi::xml_node xml_node)
             setSetting(key, value, type, preserve);
         }
     }
+
+    // Read components
+    const pugi::xml_node components_node = xml_node.child("components");
+    if (components_node != nullptr)
+    {
+        for (pugi::xml_node component = components_node.child("component"); component != nullptr; component = component.next_sibling("component"))
+        {
+            std::string path = component.attribute("p:path").as_string();
+            if (! path.empty())
+            {
+                component_path_ = path;
+            }
+
+            std::string transformation = component.attribute("transform").as_string();
+            if (! transformation.empty())
+            {
+                transformation_ = transformation;
+            }
+        }
+    }
+}
+
+void SceneNode::parseComponentData(const std::string& xml_string)
+{
+    pugi::xml_document document;
+    document.load_string(xml_string.c_str());
+
+    pugi::xml_node xml_node = document;
+    for (const std::string child_name : {"model", "resources", "object", "mesh"})
+    {
+        xml_node = xml_node.child(child_name.c_str());
+        if (xml_node == nullptr)
+        {
+            return;
+        }
+    }
+
+    mesh_data_.clear();
+    mesh_data_.fillByXMLNode(xml_node);
 }
 
 std::string SceneNode::getId()