Re-implemented movement.

source/World.cpp

@@ -9,6 +9,8 @@
 
 #include <algorithm>
 
+#include <Thor/Vectors.hpp>
+
 /**
  * Insert a drawable into the group. Drawables should only be handled with shared_ptr.
  * An object can't be inserted more than once at the same level.
@@ -37,6 +39,13 @@ World::remove(std::shared_ptr<Sprite> drawable) {
 
 void
 World::step(int elapsed) {
+	for (auto v = mDrawables.begin(); v != mDrawables.end(); v++) {
+		for (auto item = v->second.begin(); item != v->second.end(); item++) {
+			sf::Vector2f speed = (*item)->getSpeed();
+			speed *= elapsed / 1000.0f;
+			(*item)->setPosition((*item)->getPosition() + speed);
+		}
+	}
 }
 
 /**

source/abstract/Body.cpp

@@ -128,7 +128,7 @@ Body::setDelete(bool value) {
  * Sets movement speed and direction of the body. Set either value to zero to stop movement.
  *
  * @param direction The direction the body moves in, does not have to be normalized.
- * @param speed The value of the movement speed to be used.
+ * @param speed Movement speed in pixels per second.
  */
 void
 Body::setSpeed(sf::Vector2f direction, float speed) {
@@ -139,9 +139,17 @@ Body::setSpeed(sf::Vector2f direction, float speed) {
 }
 
 /**
- * Sets the angle of the body based on the direction of a vector.
+ * Sets the angle of the body.
  */
 void
 Body::setAngle(float angle) {
 	mAngle = angle;
 }
+
+/**
+ * Sets the position of thr body.
+ */
+void
+Body::setPosition(const sf::Vector2f& position) {
+	mPosition = position;
+}

source/abstract/Body.h

@@ -77,9 +77,12 @@ public:
 
 // Protected functions.
 protected:
+	friend class World;
+
 	void setDelete(bool value);
 	void setSpeed(sf::Vector2f direction, float speed);
 	void setAngle(float angle);
+	void setPosition(const sf::Vector2f& position);
 
 // Private variables.
 private: