Files
OpenRA/OpenRA.Game/Traits/Render/RenderBuildingWall.cs
2010-05-14 08:16:33 +12:00

128 lines
3.8 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
* This file is part of OpenRA.
*
* OpenRA is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* OpenRA is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenRA. If not, see <http://www.gnu.org/licenses/>.
*/
#endregion
using System.Linq;
using System;
namespace OpenRA.Traits
{
class RenderBuildingWallInfo : RenderBuildingInfo
{
public readonly int DamageStates = 2;
public override object Create(Actor self) { return new RenderBuildingWall(self); }
}
class RenderBuildingWall : RenderBuilding
{
string seqName;
int adjacentWalls = 0;
public RenderBuildingWall(Actor self)
: base(self)
{
seqName = "idle";
anim.PlayFetchIndex(seqName, () => adjacentWalls);
}
enum ExtendedDamageState { Normal, ThreeQuarter, Half, Quarter, Dead };
ExtendedDamageState GetExtendedState( Actor self, int damage )
{
var effectiveHealth = self.Health + damage;
if (effectiveHealth <= 0)
return ExtendedDamageState.Dead;
if (effectiveHealth < self.GetMaxHP() * self.World.Defaults.ConditionRed)
return ExtendedDamageState.Quarter;
if (effectiveHealth < self.GetMaxHP() * self.World.Defaults.ConditionYellow)
return ExtendedDamageState.Half;
if (effectiveHealth < self.GetMaxHP() * 0.75)
return ExtendedDamageState.ThreeQuarter;
return ExtendedDamageState.Normal;
}
public override void Damaged(Actor self, AttackInfo e)
{
var oldState = GetExtendedState(self, e.Damage);
var newState = GetExtendedState(self, 0);
var numStates = self.Info.Traits.Get<RenderBuildingWallInfo>().DamageStates;
if (oldState == newState) return;
switch (newState)
{
case ExtendedDamageState.Normal:
seqName = "idle";
break;
case ExtendedDamageState.ThreeQuarter:
if (numStates >= 4)
seqName = "minor-damaged-idle";
break;
case ExtendedDamageState.Half:
seqName = "damaged-idle";
Sound.Play(self.Info.Traits.Get<BuildingInfo>().DamagedSound, self.CenterLocation);
break;
case ExtendedDamageState.Quarter:
if (numStates >= 3)
{
seqName = "critical-idle";
Sound.Play(self.Info.Traits.Get<BuildingInfo>().DamagedSound, self.CenterLocation);
}
break;
}
anim.PlayFetchIndex(seqName, () => adjacentWalls);
}
bool hasTicked = false;
public override void Tick(Actor self)
{
base.Tick(self);
if (!hasTicked)
{
var oneCell = new float2(Game.CellSize, Game.CellSize);
var adjWalls = self.World.FindUnits(self.CenterLocation - oneCell, self.CenterLocation + oneCell)
.Where(a => a.Info == self.Info && a != self);
foreach (var w in adjWalls)
{
w.traits.Get<RenderBuildingWall>().AddAdjacentWall(w, self);
AddAdjacentWall(self, w);
}
hasTicked = true;
}
}
void AddAdjacentWall(Actor self, Actor other)
{
if (other.Location == self.Location + new int2(0, -1)) adjacentWalls |= 1;
if (other.Location == self.Location + new int2(+1, 0)) adjacentWalls |= 2;
if (other.Location == self.Location + new int2(0, +1)) adjacentWalls |= 4;
if (other.Location == self.Location + new int2(-1, 0)) adjacentWalls |= 8;
}
}
}