Added velocity component, and force add component dependencies when they don't exist

1 files changed, 47 insertions, 0 deletions

diff --git a/src/components/Velocity.hpp b/src/components/Velocity.hpp
new file mode 100644
index 0000000..eacadf2
--- /dev/null
+++ b/src/components/Velocity.hpp
@@ -0,0 +1,47 @@
+/**
+ * @file Velocity.hpp
+ *
+ * Copyright (C) 2019  Belle-Isle, Andrew <drumsetmonkey@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef VELOCITY_HPP_
+#define VELOCITY_HPP_
+
+#include <components/Component.hpp>
+
+struct Velocity : Component<Velocity>, entityx::Component<Velocity>
+{
+    public:
+        float x, y;
+        Velocity(): x(0), y(0) {}
+        Velocity(float _x, float _y): x(_x), y(_y) {}
+
+        Velocity FromLua(sol::object ref)
+        {
+            if (ref.get_type() == sol::type::table) {
+                sol::table tab = ref;
+                if (tab["x"] != nullptr)
+                    this->x = tab["x"];
+                if (tab["y"] != nullptr)
+                    this->y = tab["y"];
+            } else {
+                throw std::string("Velocity table not formatted properly");
+            }
+            return *this;
+        }
+};
+
+#endif//VELOCITY_HPP_