Mercurial > repos > IBDev-IBBoard.WarFoundry.API
view API/Objects/Requirement/UnitRequiresAtLeastNUnitsRequirement.cs @ 350:6c0404277cad
Re #27: Unit requirements
* Rebuild base "at least" requirement to say "N/A" when added unit isn't constrained
* Remove duplicate code from "unit requires at least" requirement and override where necessary
author | IBBoard <dev@ibboard.co.uk> |
---|---|
date | Sat, 09 Apr 2011 19:57:40 +0000 |
parents | 008537acf244 |
children | 777725613edb |
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// This file (UnitRequiresAtLeastNUnitsRequirement.cs) is a part of the IBBoard.WarFoundry.API project and is copyright 2011 IBBoard // // The file and the library/program it is in are licensed and distributed, without warranty, under the GNU Affero GPL license, either version 3 of the License or (at your option) any later version. Please see COPYING for more information and the full license. using System; using System.Collections.Generic; using IBBoard.WarFoundry.API.Objects; namespace IBBoard.WarFoundry.API.Objects.Requirement { /// <summary> /// A requirement where a UnitType requires at least N units of one or more unit types before any number of that object can be taken in an army. /// </summary> public class UnitRequiresAtLeastNUnitsRequirement : RequiresAtLeastNUnitsRequirement { private UnitType requirementOnType; public UnitRequiresAtLeastNUnitsRequirement(UnitType requirementOn) : base() { requirementOnType = requirementOn; } protected override bool IsApplicable(WarFoundryObject toObjectAdded) { return base.IsApplicable(toObjectAdded) || IsRequirementOnType(toObjectAdded); } private bool IsRequirementOnType(WarFoundryObject toObjectAdded) { return requirementOnType.Equals(toObjectAdded) || (toObjectAdded is Unit && requirementOnType.Equals(((Unit)toObjectAdded).UnitType)); } protected override bool IsApplicable(Army toArmy) { return toArmy.GetUnitTypeCount(requirementOnType) > 0; } public override Validation ValidatesArmy(Army toArmy) { return IsApplicable(toArmy) ? base.ValidatesArmy(toArmy) : Validation.NotApplicable; } } }