Mercurial > repos > IBBoard.WarFoundry.API

annotate API/Objects/Requirement/UnitRequiresNoMoreThanNOfUnitTypeRequirement.cs @ 480:e0641e0eb86c

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Re #410: "N units per M models in parent" requirement * Move context to a sub-folder/namespace to reduce clutter * Add simple "parent unit" context
author IBBoard <dev@ibboard.co.uk>
date Wed, 23 May 2012 21:00:33 +0100
parents f48c49b53738
children 248df19652f9
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1 // This file (UnitRequiresAtLeastNUnitsRequirement.cs) is a part of the IBBoard.WarFoundry.API project and is copyright 2011 IBBoard
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2 //
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3 // 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.
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4 using System;
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5 using System.Collections.Generic;
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6 using IBBoard.WarFoundry.API.Objects;
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7 using IBBoard.WarFoundry.API.Objects.Requirement.Context;
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8
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9 namespace IBBoard.WarFoundry.API.Objects.Requirement
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10 {
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11 /// <summary>
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12 /// A requirement where a UnitType can only be taken if there are no more than N units of one or more unit in an army.
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13 /// </summary>
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14 public class UnitRequiresNoMoreThanNOfUnitTypeRequirement : RequiresNoMoreThanNOfUnitTypeRequirement<UnitType>
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15 {
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16 public UnitRequiresNoMoreThanNOfUnitTypeRequirement(UnitType allowedObject, params UnitType[] unitTypes) : base(allowedObject, unitTypes)
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17 {
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18 //Do nothing special
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19 }
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20
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21 protected override bool IsApplicable(IWarFoundryObject toObject, Army toArmy, AddingContext context)
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22 {
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23 return base.IsApplicable(toObject, toArmy, context) || IsApplicableForRequiredType(toObject, toArmy);
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24 }
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25
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26 protected override bool IsApplicable(IWarFoundryObject toObject, AddingContext context)
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27 {
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28 return AllowedObject.Equals(toObject) || (toObject is Unit && AllowedObject.Equals(((Unit)toObject).UnitType));
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29 }
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31 private bool IsApplicableForRequiredType(IWarFoundryObject toObject, Army toArmy)
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32 {
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33 bool isApplicable = false;
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34 UnitType addedType = toObject as UnitType;
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35
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36 if (addedType == null)
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37 {
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38 addedType = (toObject is Unit) ? ((Unit)toObject).UnitType : null;
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39 }
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40
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41 if (addedType != null && toArmy.GetUnitTypeCount(AllowedObject) > 0)
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42 {
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43 foreach (UnitCountRequirementData limit in ConstraintTypes)
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44 {
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45 if (Arrays.Contains(limit.UnitTypes, addedType))
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46 {
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47 isApplicable = true;
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48 break;
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49 }
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50 }
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51 }
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52
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53 return isApplicable;
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54 }
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55
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56 protected override int GetObjectCountFromArmy(Army toArmy, UnitType obj)
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57 {
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58 return toArmy.GetUnitTypeCount(obj);
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59 }
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60 }
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61 }
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