public int CalculateOffsetY(INPC npc)
{
var multiplier = npc.IsFacing(EODirection.Left, EODirection.Up) ? -1 : 1;
var walkAdjust = npc.IsActing(NPCActionState.Walking) ? WalkHeightFactor * npc.GetWalkFrame() : 0;
//walkAdjust * multiplier is the old ViewAdjustY
return(npc.X * HeightFactor + npc.Y * HeightFactor + walkAdjust * multiplier);
}
public int CalculateOffsetX(INPC npc)
{
var multiplier = npc.IsFacing(EODirection.Left, EODirection.Down) ? -1 : 1;
var walkAdjust = npc.IsActing(NPCActionState.Walking) ? WalkWidthFactor * npc.GetWalkFrame() : 0;
//walkAdjust * multiplier is the old ViewAdjustX
return(npc.X * WidthFactor - npc.Y * WidthFactor + walkAdjust * multiplier);
}
public static int GetAttackFrame(this INPC npc)
{
if (!npc.IsActing(NPCActionState.Attacking))
{
return(0);
}
return(npc.Frame - NPCFrame.Attack1 + 1);
}
private static bool NPCAtCoordinates(INPC npc, int x, int y)
{
return(npc.IsActing(NPCActionState.Walking)
? npc.GetDestinationX() == x && npc.GetDestinationY() == y
: npc.X == x && npc.Y == y);
}
private static Optional <DateTime> GetUpdatedActionStartTime(DateTime now, INPC nextFrameNPC)
{
return(nextFrameNPC.IsActing(NPCActionState.Standing)
? Optional <DateTime> .Empty
: new Optional <DateTime>(now));
}