/// <summary>
/// 尝试在指定地块开始这个活动
/// </summary>
/// <param name="place">要开始活动的地方</param>
/// <returns>正在进行的活动</returns>
public override PlaceActing TryStartAt(GamePlayer player, PlaceBase place)
{
if (player == null)
{
throw new ArgumentNullException("player");
}
if (place == null)
{
throw new ArgumentNullException("place");
}
string errorMessage;
if (Constraint.IsSatisfy(player, place, out errorMessage) == false)
{
throw new InvalidOperationException(errorMessage);
}
var instance = place as Place;
if (instance == null)
{
return(null);
}
return(TryStartAt(player, instance));
}
internal override void InitializeData( PlaceBase place, JsonDataObject data )
{
if ( place is Place )
base.InitializeData( place, data );
else
throw new InvalidOperationException();
}
/// <summary>
/// 确认是否可以在指定地块开始这个活动
/// </summary>
/// <param name="place">地块对象</param>
/// <returns>是否可以开展这个活动</returns>
public override sealed bool CanStartAt( GamePlayer player, PlaceBase place )
{
var instance = place as Place;
if ( instance == null )
return false; ;
return Constraint.IsSatisfy( player, place );
}
internal override void InitializeData(PlaceBase place, JsonDataObject data)
{
if (place is Place)
{
base.InitializeData(place, data);
}
else
{
throw new InvalidOperationException();
}
}
/// <summary>
/// 确认是否可以在指定地块开始这个活动
/// </summary>
/// <param name="place">地块对象</param>
/// <returns>是否可以开展这个活动</returns>
public override sealed bool CanStartAt(GamePlayer player, PlaceBase place)
{
var instance = place as Place;
if (instance == null)
{
return(false);
}
;
return(Constraint.IsSatisfy(player, place));
}
/// <summary>
/// 检查指定地块当前是否满足限制。
/// </summary>
/// <param name="player">当前操作的玩家</param>
/// <param name="place">要检查的地块</param>
/// <returns>若不满足限制，返回原因，若满足限制，则返回null</returns>
protected virtual string Check(GamePlayer player, PlaceBase place)
{
var placeInstance = place as Place;
if (placeInstance != null)
{
return(Check(player, placeInstance));
}
else
{
return(null);//默认允许通过
}
}
/// <summary>
/// 检查指定地块当前是否满足限制。
/// </summary>
/// <param name="player">当前操作的玩家</param>
/// <param name="place">要检查的地块</param>
/// <param name="errorMessage">错误信息</param>
/// <returns>是否满足限制</returns>
public virtual bool IsSatisfy(GamePlayer player, PlaceBase place, out string errorMessage)
{
errorMessage = Check(player, place);
return(errorMessage == null);
}
/// <summary>
/// 检查指定地块当前是否满足限制。
/// </summary>
/// <param name="player">当前操作的玩家</param>
/// <param name="place">要检查的地块</param>
/// <returns>是否满足限制</returns>
public virtual bool IsSatisfy(GamePlayer player, PlaceBase place)
{
return(Check(player, place) == null);
}
/// <summary>
/// 尝试在指定地块开始这个活动
/// </summary>
/// <param name="place">要开始活动的地方</param>
/// <returns>正在进行的活动</returns>
public override PlaceActing TryStartAt( GamePlayer player, PlaceBase place )
{
if ( player == null )
throw new ArgumentNullException( "player" );
if ( place == null )
throw new ArgumentNullException( "place" );
string errorMessage;
if ( Constraint.IsSatisfy( player, place, out errorMessage ) == false )
throw new InvalidOperationException( errorMessage );
var instance = place as Place;
if ( instance == null )
return null;
return TryStartAt( player, instance );
}
/// <summary> /// 尝试对指定地块进行投入来进行这个活动 /// </summary> /// <param name="place">进行活动的地块</param> /// <returns>是否成功</returns> public abstract PlaceActing TryStartAt(GamePlayer player, PlaceBase place);
/// <summary> /// 确认是否可以在指定地块开展活动 /// </summary> /// <param name="place">要开展活动的地块</param> /// <returns>是否可以开展活动</returns> public abstract bool CanStartAt( GamePlayer player, PlaceBase place );
/// <summary>
/// 初始化建筑数据
/// </summary>
/// <param name="data">数据对象</param>
internal virtual void InitializeData(PlaceBase place, JsonDataObject data)
{
Place = place;
InitializeData(place.DataService, place, data);
}
/// <summary>
/// 检查指定地块当前是否满足限制。
/// </summary>
/// <param name="player">当前操作的玩家</param>
/// <param name="place">要检查的地块</param>
/// <returns>若不满足限制，返回原因，若满足限制，则返回null</returns>
protected virtual string Check( GamePlayer player, PlaceBase place )
{
var placeInstance = place as Place;
if ( placeInstance != null )
return Check( player, placeInstance );
else
return null;//默认允许通过
}
/// <summary>
/// 检查指定地块当前是否满足限制。
/// </summary>
/// <param name="player">当前操作的玩家</param>
/// <param name="place">要检查的地块</param>
/// <param name="errorMessage">错误信息</param>
/// <returns>是否满足限制</returns>
public virtual bool IsSatisfy( GamePlayer player, PlaceBase place, out string errorMessage )
{
errorMessage = Check( player, place );
return errorMessage == null;
}
/// <summary>
/// 检查指定地块当前是否满足限制。
/// </summary>
/// <param name="player">当前操作的玩家</param>
/// <param name="place">要检查的地块</param>
/// <returns>是否满足限制</returns>
public virtual bool IsSatisfy( GamePlayer player, PlaceBase place )
{
return Check( player, place ) == null;
}
/// <summary> /// 尝试对指定地块进行投入来进行这个活动 /// </summary> /// <param name="place">进行活动的地块</param> /// <returns>是否成功</returns> public abstract PlaceActing TryStartAt( GamePlayer player, PlaceBase place );
/// <summary>
/// 初始化建筑数据
/// </summary>
/// <param name="data">数据对象</param>
internal virtual void InitializeData( PlaceBase place, JsonDataObject data )
{
Place = place;
InitializeData( place.DataService, place, data );
}
/// <summary> /// 确认是否可以在指定地块开展活动 /// </summary> /// <param name="place">要开展活动的地块</param> /// <returns>是否可以开展活动</returns> public abstract bool CanStartAt(GamePlayer player, PlaceBase place);