825 lines
20 KiB
Markdown
825 lines
20 KiB
Markdown
# t00027 - Template decorator pattern
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## Config
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```yaml
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diagrams:
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t00027_class:
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type: class
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glob:
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- t00027.cc
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using_namespace: clanguml::t00027
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include:
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namespaces:
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- clanguml::t00027
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```
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## Source code
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File `tests/t00027/t00027.cc`
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```cpp
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#include <memory>
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#include <tuple>
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#include <type_traits>
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namespace clanguml {
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namespace t00027 {
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class Shape {
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public:
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virtual void display() = 0;
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virtual ~Shape() = default;
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};
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template <template <typename> class... T>
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class Line : public Shape, public T<Line<>>... {
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public:
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void display() override
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{
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std::apply([](auto &&...x) { (x.display(), ...); },
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std::forward_as_tuple(T<Line<>>()...));
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}
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};
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template <template <typename> class... T>
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class Text : public Shape, public T<Text<>>... {
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public:
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void display() override
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{
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std::apply([](auto &&...x) { (x.display(), ...); },
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std::forward_as_tuple(T<Text<>>()...));
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}
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};
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struct ShapeDecorator {
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virtual void display() = 0;
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};
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template <typename T> class Color : public ShapeDecorator {
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public:
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void display() override { }
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};
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template <typename T> class Weight : public ShapeDecorator {
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public:
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void display() override { }
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};
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struct Window {
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Line<Color, Weight> border;
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Line<Color> divider;
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Text<Color, Weight> title;
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Text<Color> description;
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};
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} // namespace t00027
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} // namespace clanguml
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```
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## Generated PlantUML diagrams
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## Generated Mermaid diagrams
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## Generated JSON models
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```json
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{
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"diagram_type": "class",
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"elements": [
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{
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"bases": [],
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"display_name": "Shape",
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"id": "1593092483959332221",
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"is_abstract": true,
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"is_nested": false,
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"is_struct": false,
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"is_template": false,
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"is_union": false,
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"members": [],
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"methods": [
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{
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"access": "public",
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"display_name": "display",
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"is_const": false,
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"is_consteval": false,
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"is_constexpr": false,
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"is_constructor": false,
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"is_copy_assignment": false,
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"is_coroutine": false,
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"is_defaulted": false,
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"is_deleted": false,
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"is_move_assignment": false,
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"is_noexcept": false,
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"is_operator": false,
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"is_pure_virtual": true,
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"is_static": false,
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"is_virtual": true,
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"name": "display",
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"parameters": [],
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"source_location": {
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"column": 18,
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"file": "t00027.cc",
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"line": 10,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "void"
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},
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{
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"access": "public",
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"display_name": "~Shape",
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"is_const": false,
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"is_consteval": false,
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"is_constexpr": true,
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"is_constructor": false,
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"is_copy_assignment": false,
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"is_coroutine": false,
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"is_defaulted": true,
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"is_deleted": false,
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"is_move_assignment": false,
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"is_noexcept": false,
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"is_operator": false,
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"is_pure_virtual": false,
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"is_static": false,
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"is_virtual": true,
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"name": "~Shape",
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"parameters": [],
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"source_location": {
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"column": 13,
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"file": "t00027.cc",
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"line": 11,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "void"
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}
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],
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"name": "Shape",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 7,
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"file": "t00027.cc",
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"line": 8,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "class"
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},
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{
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"bases": [],
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"display_name": "Line",
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"id": "1568932879061562228",
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"is_abstract": false,
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"is_nested": false,
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"is_struct": false,
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"is_template": true,
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"is_union": false,
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"members": [],
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"methods": [],
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"name": "Line",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 7,
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"file": "t00027.cc",
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"line": 15,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "class"
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},
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{
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"bases": [
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{
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"access": "public",
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"id": "1593092483959332221",
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"is_virtual": false,
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"name": "clanguml::t00027::Shape"
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},
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{
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"access": "public",
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"id": "2184609081997324211",
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"is_virtual": false,
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"name": "clanguml::t00027::Line::T<clanguml::t00027::Line>"
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}
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],
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"display_name": "Line<T<>...>",
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"id": "142374082478337852",
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"is_abstract": false,
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"is_nested": false,
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"is_struct": false,
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"is_template": true,
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"is_union": false,
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"members": [],
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"methods": [
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{
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"access": "public",
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"display_name": "display",
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"is_const": false,
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"is_consteval": false,
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"is_constexpr": false,
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"is_constructor": false,
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"is_copy_assignment": false,
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"is_coroutine": false,
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"is_defaulted": false,
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"is_deleted": false,
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"is_move_assignment": false,
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"is_noexcept": false,
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"is_operator": false,
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"is_pure_virtual": false,
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"is_static": false,
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"is_virtual": true,
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"name": "display",
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"parameters": [],
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"source_location": {
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"column": 10,
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"file": "t00027.cc",
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"line": 17,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "void"
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}
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],
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"name": "Line",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 7,
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"file": "t00027.cc",
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"line": 15,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [
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{
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"is_variadic": true,
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"kind": "template_template_type",
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"name": "T<>...",
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"template_parameters": []
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}
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],
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"type": "class"
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},
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{
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"bases": [],
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"display_name": "Text",
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"id": "1833467466291294724",
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"is_abstract": false,
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"is_nested": false,
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"is_struct": false,
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"is_template": true,
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"is_union": false,
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"members": [],
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"methods": [],
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"name": "Text",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 7,
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"file": "t00027.cc",
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"line": 25,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "class"
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},
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{
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"bases": [
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{
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"access": "public",
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"id": "1593092483959332221",
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"is_virtual": false,
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"name": "clanguml::t00027::Shape"
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},
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{
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"access": "public",
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"id": "2247508827463056747",
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"is_virtual": false,
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"name": "clanguml::t00027::Text::T<clanguml::t00027::Text>"
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}
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],
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"display_name": "Text<T<>...>",
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"id": "1114634647721878603",
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"is_abstract": false,
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"is_nested": false,
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"is_struct": false,
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"is_template": true,
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"is_union": false,
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"members": [],
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"methods": [
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{
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"access": "public",
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"display_name": "display",
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"is_const": false,
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"is_consteval": false,
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"is_constexpr": false,
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"is_constructor": false,
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"is_copy_assignment": false,
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"is_coroutine": false,
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"is_defaulted": false,
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"is_deleted": false,
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"is_move_assignment": false,
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"is_noexcept": false,
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"is_operator": false,
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"is_pure_virtual": false,
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"is_static": false,
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"is_virtual": true,
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"name": "display",
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"parameters": [],
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"source_location": {
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"column": 10,
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"file": "t00027.cc",
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"line": 27,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "void"
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}
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],
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"name": "Text",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 7,
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"file": "t00027.cc",
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"line": 25,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [
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{
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"is_variadic": true,
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"kind": "template_template_type",
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"name": "T<>...",
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"template_parameters": []
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}
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],
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"type": "class"
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},
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{
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"bases": [],
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"display_name": "ShapeDecorator",
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"id": "2049188825706164566",
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"is_abstract": true,
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"is_nested": false,
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"is_struct": true,
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"is_template": false,
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"is_union": false,
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"members": [],
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"methods": [
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{
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"access": "public",
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"display_name": "display",
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"is_const": false,
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"is_consteval": false,
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"is_constexpr": false,
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"is_constructor": false,
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"is_copy_assignment": false,
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"is_coroutine": false,
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"is_defaulted": false,
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"is_deleted": false,
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"is_move_assignment": false,
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"is_noexcept": false,
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"is_operator": false,
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"is_pure_virtual": true,
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"is_static": false,
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"is_virtual": true,
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"name": "display",
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"parameters": [],
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"source_location": {
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"column": 18,
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"file": "t00027.cc",
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"line": 35,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "void"
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}
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],
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"name": "ShapeDecorator",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 8,
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"file": "t00027.cc",
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"line": 34,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "class"
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},
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{
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"bases": [
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{
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"access": "public",
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"id": "2049188825706164566",
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"is_virtual": false,
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"name": "clanguml::t00027::ShapeDecorator"
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}
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],
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"display_name": "Color<T>",
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"id": "1473536569433029444",
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"is_abstract": false,
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"is_nested": false,
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"is_struct": false,
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"is_template": true,
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"is_union": false,
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"members": [],
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"methods": [
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{
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"access": "public",
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"display_name": "display",
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"is_const": false,
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"is_consteval": false,
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"is_constexpr": false,
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"is_constructor": false,
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"is_copy_assignment": false,
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"is_coroutine": false,
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"is_defaulted": false,
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"is_deleted": false,
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"is_move_assignment": false,
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"is_noexcept": false,
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"is_operator": false,
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"is_pure_virtual": false,
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"is_static": false,
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"is_virtual": true,
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"name": "display",
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"parameters": [],
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"source_location": {
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"column": 10,
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"file": "t00027.cc",
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"line": 40,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
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"type": "void"
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}
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],
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"name": "Color",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 29,
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"file": "t00027.cc",
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"line": 38,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [
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{
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"is_variadic": false,
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"kind": "template_type",
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"name": "T",
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"template_parameters": []
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}
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],
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"type": "class"
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},
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{
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"bases": [
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{
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"access": "public",
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"id": "2049188825706164566",
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"is_virtual": false,
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"name": "clanguml::t00027::ShapeDecorator"
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}
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],
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"display_name": "Weight<T>",
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"id": "2049455532387561338",
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"is_abstract": false,
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"is_nested": false,
|
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"is_struct": false,
|
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"is_template": true,
|
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"is_union": false,
|
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"members": [],
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"methods": [
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{
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"access": "public",
|
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"display_name": "display",
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"is_const": false,
|
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"is_consteval": false,
|
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"is_constexpr": false,
|
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"is_constructor": false,
|
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"is_copy_assignment": false,
|
|
"is_coroutine": false,
|
|
"is_defaulted": false,
|
|
"is_deleted": false,
|
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"is_move_assignment": false,
|
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"is_noexcept": false,
|
|
"is_operator": false,
|
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"is_pure_virtual": false,
|
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"is_static": false,
|
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"is_virtual": true,
|
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"name": "display",
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"parameters": [],
|
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"source_location": {
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"column": 10,
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"file": "t00027.cc",
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"line": 45,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [],
|
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"type": "void"
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}
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],
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"name": "Weight",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 29,
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"file": "t00027.cc",
|
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"line": 43,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [
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{
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"is_variadic": false,
|
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"kind": "template_type",
|
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"name": "T",
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"template_parameters": []
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}
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],
|
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"type": "class"
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},
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{
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"bases": [],
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"display_name": "Line<Color,Weight>",
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"id": "2082936326417164202",
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"is_abstract": false,
|
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"is_nested": false,
|
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"is_struct": false,
|
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"is_template": true,
|
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"is_union": false,
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"members": [],
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"methods": [],
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"name": "Line",
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"namespace": "clanguml::t00027",
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"source_location": {
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"column": 7,
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"file": "t00027.cc",
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"line": 15,
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"translation_unit": "t00027.cc"
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},
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"template_parameters": [
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{
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"is_variadic": false,
|
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"kind": "template_type",
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"name": "clanguml::t00027::Color",
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"template_parameters": []
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},
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{
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"is_variadic": false,
|
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"kind": "template_type",
|
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"name": "clanguml::t00027::Weight",
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"template_parameters": []
|
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}
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],
|
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"type": "class"
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},
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{
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"bases": [],
|
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"display_name": "Line<Color>",
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"id": "675132943535054947",
|
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"is_abstract": false,
|
|
"is_nested": false,
|
|
"is_struct": false,
|
|
"is_template": true,
|
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"is_union": false,
|
|
"members": [],
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],
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}
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```
|