+Meter::Meter()
+: fill_color(1.0f)
+, border_color(1.0f)
+, size(3.0f)
+, padding(1.0f)
+, border(1.0f)
+, value(0.0f) {
+}
+
+Meter::~Meter() {
+}
+
+glm::vec2 Meter::Size() {
+ return size + (2.0f * padding) + (2.0f * border);
+}
+
+void Meter::Draw(app::Assets &assets, graphics::Viewport &viewport) noexcept {
+ glm::vec2 fullsize = Size();
+ assets.shaders.plain_color.Activate();
+
+ if (border > 0.0f) {
+ assets.shaders.plain_color.SetM(glm::translate(AlignedPosition())
+ * glm::scale(glm::vec3(fullsize.x, fullsize.y, 1.0f)));
+ assets.shaders.plain_color.SetColor(border_color);
+ assets.shaders.plain_color.OutlineRect();
+ }
+
+ if (value > 0.0f) {
+ glm::vec3 top_left(glm::vec2(TopLeft()) + padding + glm::vec2(border), Position().z);
+ glm::vec3 actual_size(size.x * value, size.y, 1.0f);
+
+ assets.shaders.plain_color.SetM(glm::translate(align(Gravity::NORTH_WEST, actual_size, top_left))
+ * glm::scale(actual_size));
+ assets.shaders.plain_color.SetColor(fill_color);
+ assets.shaders.plain_color.DrawRect();
+ }
+}
+
+