added color change upon changing a unit's player

engineer.cpp

@@ -73,7 +73,7 @@ namespace battleship{
 		}
 
 		if(hackStatus >= 100){
-			Game::getSingleton()->changeUnitPlayer(order.targets[0].unit, player);
+			order.targets[0].unit->changePlayer(player);
 			removeOrder(0);
 		}
 	}

game.cpp

@@ -144,23 +144,6 @@ namespace battleship{
 		paused = !paused;
 	}
 
-	void Game::changeUnitPlayer(Unit *unit, Player *newPlayer){
-		Player *oldPlayer = unit->getPlayer();
-		vector<Unit*> &oldPlayerUnits = oldPlayer->getUnits();
-		int oldId = -1;
-
-		for(int i = 0; i < oldPlayerUnits.size(); i++)
-			if(oldPlayerUnits[i] == unit){
-				oldId = i;
-				break;
-			}
-
-		oldPlayerUnits.erase(oldPlayerUnits.begin() + oldId);
-		newPlayer->addUnit(unit);
-		unit->setPlayer(newPlayer);
-		unit->halt();
-	}
-
 	vector<int> Game::parseTechTable(int tid, string key, string numVarKey, string varKey){
 		sol::state_view SOL_LUA_VIEW = generateView();
 		SOL_LUA_VIEW.script(numVarKey + " = #" + key + "[" + to_string(tid + 1) + "]." + varKey);

game.h

@@ -23,7 +23,6 @@ namespace battleship{
 			void updateLuaPlayers(bool);
 			void togglePause();
 			void removeAllElements();
-			void changeUnitPlayer(Unit*, Player*);
 			void initTechnologies();
 			float calcAbilFromTech(Ability::Type, std::vector<int>, int, int);
 			bool isUnitUnlocked(std::vector<int>, int);

gameObject.cpp

@@ -79,6 +79,29 @@ namespace battleship{
 		delete hitbox;
 	}
 
+	//TODO use a vector for the color nodes
+	void GameObject::useColor(Material *colorMat){
+		if(hitbox) model->dettachChild(hitbox);
+		model->setMaterial(model->getMaterial());
+		if(hitbox) model->attachChild(hitbox);
+
+		sol::table gameObjTable = generateView()[GameObject::getGameObjTableName()][id + 1];
+		sol::table colNodeTbl = gameObjTable["colorNodes"];
+		int numColorNodes = colNodeTbl.size();
+
+		for(int i = 0; i < numColorNodes; i++){
+			string name = colNodeTbl[i + 1];
+			Node *node = model->findDescendant(name, true);
+
+			if(!node) continue;
+
+			vector<Mesh*> meshes = node->getMeshes();
+
+			for(Mesh *mesh : meshes)
+				mesh->setMaterial(colorMat);
+		}
+	}
+
 	void GameObject::initProperties(){
 		sol::table sizeTable = generateView()[GameObject::getGameObjTableName()][id + 1]["size"];
         width = sizeTable["x"];
@@ -123,22 +146,8 @@ namespace battleship{
 		model->setMaterial(mat);
 		sol::optional<sol::table> colNodeOpt = gameObjTable["colorNodes"];
 
-		if(player && colNodeOpt != sol::nullopt){
-			sol::table colNodeTbl = gameObjTable["colorNodes"];
-			int numColorNodes = colNodeTbl.size();
-
-			for(int i = 0; i < numColorNodes; i++){
-				string name = colNodeTbl[i + 1];
-				Node *node = model->findDescendant(name, true);
-
-				if(!node) continue;
-
-				vector<Mesh*> meshes = node->getMeshes();
-
-				for(Mesh *mesh : meshes)
-					mesh->setMaterial(player->getColorMaterial());
-			}
-		}
+		if(player && colNodeOpt != sol::nullopt)
+			useColor(player->getColorMaterial());
 
 		root->getRootNode()->attachChild(model);
 	}
@@ -179,6 +188,24 @@ namespace battleship{
 		return within;
 	}
 
+	//TODO improve for other game objs, too
+	void GameObject::changePlayer(Player *newPlayer){
+		vector<Unit*> &oldPlayerUnits = player->getUnits();
+		int oldId = -1;
+
+		for(int i = 0; i < oldPlayerUnits.size(); i++)
+			if(oldPlayerUnits[i] == (Unit*)this){
+				oldId = i;
+				break;
+			}
+
+		oldPlayerUnits.erase(oldPlayerUnits.begin() + oldId);
+		newPlayer->addUnit((Unit*)this);
+		setPlayer(newPlayer);
+		useColor(newPlayer->getColorMaterial());
+		((Unit*)this)->halt();
+	}
+
 	string GameObject::getGameObjTableName(){
 		switch(type){
 			case GameObject::Type::UNIT:

gameObject.h

@@ -29,6 +29,7 @@ namespace battleship{
 			void updateGameStats(Unit*);
 			static sf::Sound* prepareSfx(sf::SoundBuffer*, std::string);
 			bool pointWithinObj(vb01::Vector3, float = 0, float = 0, bool = false, float = 0);
+			void changePlayer(Player *newPlayer);
         	inline vb01::Vector2 getScreenPos(){return screenPos;}
 			inline vb01::Vector3 getCorner(int i){return corners[i];}
 			inline bool isSelectable(){return selectable;}
@@ -50,6 +51,7 @@ namespace battleship{
 			inline vb01::Node* getHitbox(){return hitbox;}
 			inline bool isRemove(){return remove;}
 		protected:
+			virtual void useColor(vb01::Material*);
 			virtual void initProperties();
 			virtual void destroyModel();
 			virtual void initModel(bool = true);