private void MoveItem(Guid guid, EntityMoveDirection dir)
{
var ef = new EntityFactory(RegistryContext);
var item = ef.LoadEntity(guid);
item.Move(dir);
}
/*public void InsertIntoMap(char[,] map)
* {
* //Player appearance always has only one character.
* map[XPosition, YPosition] = Appearance[0];
* }
* public void InsertIntoMap(char[,] map, int xPosition, int yPosition)
* {
* //Player appearance always has only one character.
* map[xPosition, yPosition] = Appearance[0];
* }*/
public void Move(EntityMoveDirection moveDirection)
{
int previousX = XPosition;
int previousY = YPosition;
switch (moveDirection)
{
case EntityMoveDirection.Up:
YPosition++;
Appearance = "^";
break;
case EntityMoveDirection.Down:
YPosition--;
Appearance = "v";
break;
case EntityMoveDirection.Left:
XPosition--;
Appearance = "<";
break;
case EntityMoveDirection.Right:
XPosition++;
Appearance = ">";
break;
default:
throw new ArgumentException("Unexpected movement direction.");
}
OnEntityPositionChanged(previousX, previousY);
}
/// <summary>
/// Moves the entity up among its siblings.
/// </summary>
/// <remarks>
/// Moves the entity up among its siblings by decreasing its <see cref="Number" /> property.
/// All siblings are reorganized to keep the values of <b>Numbers</b> contigous.
/// </remarks>
public void Move(EntityMoveDirection direction)
{
string sql;
if (direction == EntityMoveDirection.Up)
{
sql = "spMoveUpEntity";
}
else
{
sql = "spMoveDownEntity";
}
CheckConcurrency();
using (SqlCommand cmd = Context.CreateStoredProcedureCommand(sql))
{
AppendBasicParameters(cmd);
cmd.Parameters.Add("RETVAL", SqlDbType.Int).Direction = ParameterDirection.ReturnValue;
cmd.ExecuteNonQuery();
var retval = (int)cmd.Parameters["RETVAL"].Value;
if (retval >= 0)
{
this.number = retval;
}
}
Context.LogEvent(new Jhu.Graywulf.Logging.Event("Jhu.Graywulf.Registry.Entity.Move", this.guid));
}
private PointInt GetOffset(EntityMoveDirection direction)
{
switch (direction)
{
case EntityMoveDirection.Right:
return(new PointInt(1, 0));
case EntityMoveDirection.Up:
return(new PointInt(0, 1));
case EntityMoveDirection.Left:
return(new PointInt(-1, 0));
case EntityMoveDirection.Down:
return(new PointInt(0, -1));
default:
return(new PointInt(0, 0));
}
}
/// <summary>
/// Detects collision for objects that are of size 1x1 and move one field at a time.
/// </summary>
/// <returns>Whether the Entity can move or not</returns>
/// <param name="map">Map in which the entity is contained.</param>
/// <param name="movementDirection">Direction to which the entity is going to move to.</param>
/// <param name="xPosition">X coordinate of the entity</param>
/// <param name="yPosition">Y coordinate of the entity</param>
public static bool DetectCollision1X1(Map map, EntityMoveDirection movementDirection, int xPosition, int yPosition)
{
foreach (MapTemplate mt in map.MapTemplates)
{
switch (movementDirection)
{
//First the collision detector checks whether the player is about to move out of the map,
case EntityMoveDirection.Up:
if (yPosition + 1 == mt.MapHeight || mt.Layout[xPosition, mt.MapHeight - yPosition - 2] != ' ')
{
return(false);
}
break;
case EntityMoveDirection.Down:
if (yPosition == 0 || mt.Layout[xPosition, mt.MapHeight - yPosition] != ' ')
{
return(false);
}
break;
case EntityMoveDirection.Left:
if (xPosition == 0 || mt.Layout[xPosition - 1, mt.MapHeight - yPosition - 1] != ' ')
{
return(false);
}
break;
case EntityMoveDirection.Right:
if (xPosition + 1 == mt.MapWidth || mt.Layout[xPosition + 1, mt.MapHeight - yPosition - 1] != ' ')
{
return(false);
}
break;
}
}
return(true);
}
private void MoveItem(Guid guid, EntityMoveDirection dir)
{
var ef = new EntityFactory(RegistryContext);
var item = ef.LoadEntity(guid);
item.Move(dir);
}