Function implementation_test

examples/include/imgui_app.cpp:702–769

}

static void implementation_test() {
	ImGui::SeparatorText("Custom Implementation");
	ImGui::PushID("custom_implementation");
	ImGui::Indent();


	ImGui::Text("Custom vec3 type - default");
	HelpMarker("You can write a custom tag_invoke implementation for your types, ImReflect will find it at compile time.");
	{
		ImGui::PushID("vec3 default");
		const std::string code = R"(struct vec3 {
	float x = 0, y = 0, z = 0;
};

// Type Settings
template<>
struct ImReflect::type_settings<vec3> : ImRequired<vec3> {
private:
	bool _as_color = false;
public:
	// If vec3 needs to be rendered as a color picker
	type_settings<vec3>& as_color(const bool v = true) { _as_color = v; RETURN_THIS_T(vec3); }
	bool is_color() { return _as_color; }
};

// Custom tag_invoke implementation
void tag_invoke(ImReflect::ImInput_t, const char* label, vec3& value, ImSettings& settings, ImResponse& response) {
	// implementation...
}
)";
		static vec3 my_vec3;
		IMGUI_SAMPLE_MULTI_CODE(code);
		ImGui::Text("Output:");
		ImReflect::Input("my_vec3", my_vec3);

		ImGui::PopID();
	}

	ImGui::NewLine();

	ImGui::Text("Custom vec3 type - as color");
	HelpMarker("You can use type settings in your custom implementation to modify behavior.");
	{
		ImGui::PushID("vec3 color");

		const std::string code = R"(ImSettings config;
config.push<vec3>()
	.as_color()
.pop();

ImReflect::Input("my_vec3", my_vec3, config);)";

		ImSettings config;
		config.push<vec3>()
			.as_color()
			.pop();

		static vec3 my_vec3;