src/ei/game/scene/Map.java

@@ -199,6 +199,21 @@ public class Map {
 		float yf = (POS_SIZE*y);
 		return new Vector2f(xf,yf);
 	}
+	public static Vector2f getPixelByPos(int x, int y, int size){
+		if(size%2!=0) {
+			size = (size/2)+1;
+			float xf = (POS_SIZE)*(x+size);
+			float yf = (POS_SIZE)*(y+size);
+			return new Vector2f(xf,yf);
+		}
+		size = (size/2)-1;
+		float xDiff = Math.abs((getPixelByPos(x+size, 0).getX())-(getPixelByPos(size+x+1, 0).getX()))/2;
+		float yDiff = Math.abs((getPixelByPos(0, size+y).getY())-(getPixelByPos(0, size+y+1).getY()))/2;
+	
+		return new Vector2f(getPixelByPos(x+size, 0).getX()+xDiff, getPixelByPos(0, y+size).getY()+yDiff);
+		
+		
+	}
 	
 	/**
 	 * Returns if the pos inthe map is empty
@@ -213,6 +228,24 @@ public class Map {
 		}
 		return false;
 	}
+	/**
+	 * Returns true if the pos in the map is empty
+	 * @param x pos
+	 * @param y pos
+	 * @param size, size to check
+	 * @return true if pos is empty, else false
+	 */
+	public boolean isPosEmpty(int x, int y, int size) {
+		for(int i=x; i<size+x; i++) {
+			for(int j=y; j<size+y; j++) {
+				if(posExist(i,j) && map[i][j] == null){
+					return true;
+				}
+				return false;
+			}
+		}
+		return false;
+	}
 	
 	/**
 	 * Returns true if the given pos exists on the map
@@ -247,7 +280,36 @@ public class Map {
 	public void setPos(GameEntity e, int x, int y){
 		map[x][y] = e;
 	}
-	
+	/**
+	 * Set an object in a rectangle of size*size, starting at x,y
+	 * @param e object
+	 * @param x pos
+	 * @param y pos
+	 * @param size 
+	 */
+	public void setBuildPos(GameEntity e, int x, int y, int size) {
+		if(isPosEmpty(x, y, size)) {
+			for(int i=x; i<size+x; i++) {
+				for(int j=y; j<size+y; j++) {
+					map[i][j] = e;
+				}
+			}
+		}
+	}
+	/**
+	 * Remove an object from this position
+	 * @param e, the object
+	 * @param x pos of object
+	 * @param y pos of object
+	 * @param size of object
+	 */
+	public void removeBuildPos(int x, int y, int size) {
+		for(int i=x; i<size+x; i++) {
+			for(int j=y; j<size+y; j++) {
+				map[i][j] = null;
+			}
+		}
+	}
 	/**
 	 * Removes a object from that pos
 	 *