Improved rendering of template methods in class diagrams

src/common/model/template_trait.h

@@ -0,0 +1,54 @@
+/**
+ * src/common/model/template_trait.h
+ *
+ * Copyright (c) 2021-2023 Bartek Kryza <bkryza@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#pragma once
+
+#include "common/model/element.h"
+#include "common/model/template_parameter.h"
+
+#include <string>
+#include <vector>
+
+namespace clanguml::common::model {
+
+class template_trait {
+public:
+    std::ostream &render_template_params(std::ostream &ostr,
+        const common::model::namespace_ &using_namespace, bool relative) const;
+
+    void set_base_template(const std::string &full_name);
+
+    std::string base_template() const;
+
+    void add_template(template_parameter &&tmplt);
+
+    const std::vector<template_parameter> &templates() const;
+
+    int calculate_template_specialization_match(
+        const template_trait &other, const std::string &full_name) const;
+
+    bool is_implicit() const;
+
+    void set_implicit(bool implicit);
+
+private:
+    std::vector<template_parameter> templates_;
+    std::string base_template_full_name_;
+    bool is_implicit_{false};
+};
+
+} // namespace clanguml::common::model