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package com.ftloverdrive.model.ship;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import com.badlogic.gdx.utils.IntMap;
import com.badlogic.gdx.utils.ObjectIntMap;
import com.badlogic.gdx.utils.Pools;
import com.ftloverdrive.model.ship.ShipCoordinate;
import com.ftloverdrive.model.ship.ShipLayout;
public class ShipLayout {
protected Set<ShipCoordinate> allShipCoords;
protected ObjectIntMap<ShipCoordinate> coordToRoomRefIdMap;
protected IntMap<ShipCoordinate[]> roomRefIdToCoordsMap;
public ShipLayout() {
allShipCoords = new HashSet<ShipCoordinate>();
coordToRoomRefIdMap = new ObjectIntMap<ShipCoordinate>();
roomRefIdToCoordsMap = new IntMap<ShipCoordinate[]>();
}
/**
* Associates a RoomModel with ShipCoordinates of squares and walls.
*/
public void addRoom( int roomModelRefId, ShipCoordinate[] roomCoords ) {
allShipCoords.addAll( Arrays.asList( roomCoords ) );
for ( ShipCoordinate tmpCoord : roomCoords ) {
coordToRoomRefIdMap.put( tmpCoord, roomModelRefId );
}
roomRefIdToCoordsMap.put( roomModelRefId, roomCoords );
}
/**
* Returns the ShipCoordinates for squares and walls of a room.
*/
public ShipCoordinate[] getRoomCoords( int roomModelRefId ) {
return roomRefIdToCoordsMap.get( roomModelRefId );
}
/**
* Returns a reference id for the room containing a ShipCoordinate, or -1.
*
* Caution: Wall coordinates may border two rooms.
*/
public int getRoomRefIdOfCoords( ShipCoordinate coord ) {
return coordToRoomRefIdMap.get( coord, -1 );
}
/**
* Returns all the ShipCoordinates, including walls.
*/
public Set<ShipCoordinate> getAllShipCoords() {
return allShipCoords;
}
/**
* Returns an iterator for the RoomModel reference ids.
*
* Usage:
* for ( IntMap.Keys it = layout.getAllRoomRefIds(); it.hasNext; ) {
* int n = it.next();
* }
*/
public IntMap.Keys roomRefIds() {
return roomRefIdToCoordsMap.keys();
}
/**
* Creates ShipCoordinates of squares and walls in an area, for room building.
*
* @param x ship coordinate of the top-left square
* @param y ship coordinate of the top-left square
* @param w columns of squares in the room
* @param h rows of squares in the room
*/
public static ShipCoordinate[] createRoomCoords( int x, int y, int w, int h ) {
ShipCoordinate[] result = new ShipCoordinate[ w*h + w*2 + h*2 ];
int n = 0;
for ( int r=y; r < y+h; r++ ) {
for ( int c=x; c < x+w; c++ ) {
ShipCoordinate tmpCoord = Pools.get( ShipCoordinate.class ).obtain();
tmpCoord.init( c, r, 0 );
result[n++] = tmpCoord;
}
}
// Horizontal walls.
for ( int c=x; c < x+w; c++ ) {
ShipCoordinate tmpCoord = Pools.get( ShipCoordinate.class ).obtain();
tmpCoord.init( c, y, 1 );
result[n++] = tmpCoord;
tmpCoord = Pools.get( ShipCoordinate.class ).obtain();
tmpCoord.init( c, y+h, 1 );
result[n++] = tmpCoord;
}
// Vertical walls.
for ( int r=y; r < y+h; r++ ) {
ShipCoordinate tmpCoord = Pools.get( ShipCoordinate.class ).obtain();
tmpCoord.init( x, r, 2 );
result[n++] = tmpCoord;
tmpCoord = Pools.get( ShipCoordinate.class ).obtain();
tmpCoord.init( x+w, r, 2 );
result[n++] = tmpCoord;
}
return result;
}
}
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