Mercurial > repos > IBDev-IBBoard.WarFoundry.API

annotate api/Commands/AbstractSetUnitEquipmentAmountCommand.cs @ 194:1412a42190a1

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* Fix mutex group clash checking no-open-ticket
author IBBoard <dev@ibboard.co.uk>
date Fri, 30 Oct 2009 20:23:03 +0000
parents 2f3cafb69799
children 1b718b67f7f6
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1 // This file (AbstractSetUnitEquipmentAmountCommand.cs) is a part of the IBBoard.WarFoundry.API project and is copyright 2009 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.
101
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4
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5 using System;
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6 using IBBoard.Commands;
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7 using IBBoard.Lang;
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8 using IBBoard.WarFoundry.API.Objects;
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9
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10 namespace IBBoard.WarFoundry.API.Commands
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11 {
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12 /// <summary>
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13 /// Abstract parent class for commands that set the amount of an equipment item a unit has to a fixed numeric or ratio value
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14 /// </summary>
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15 public abstract class AbstractSetUnitEquipmentAmountCommand : Command
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16 {
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17 private Unit unit;
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18 private UnitEquipmentItem equip;
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19 private double oldAmount;
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20 private bool oldAmountWasRatio;
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21
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22 public AbstractSetUnitEquipmentAmountCommand(Unit unit, UnitEquipmentItem item)
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23 {
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24 this.unit = unit;
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25 equip = item;
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26 oldAmount = unit.GetEquipmentAmount(equip);
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27 oldAmountWasRatio = unit.GetEquipmentAmountIsRatio(equip);
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28 }
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29
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30 public override bool CanExecute()
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31 {
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32 return (unit!=null && equip!=null);
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33 }
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34
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35 public override string Description
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36 {
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37 get
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38 {
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39 return "Set " + StringManipulation.CutToLength(equip.Name, 20) + " ratio for " + StringManipulation.CutToLength(unit.Name, 20) + " to " + GetNewAmountString();
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40 }
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41 }
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42
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43 /// <summary>
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44 /// Gets the string representation for the new amount of the equipment item to take
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45 /// </summary>
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46 /// <returns>
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47 /// the string representation for the new amount of the equipment item to take
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48 /// </returns>
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49 protected abstract string GetNewAmountString();
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50
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51 public override string UndoDescription
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52 {
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53 get {
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54 return "Set " + StringManipulation.CutToLength(equip.Name, 20) + " ratio for " + StringManipulation.CutToLength(unit.Name, 20) + " to " + GetOldAmountString();
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55 }
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56 }
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57
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58 /// <summary>
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59 /// Gets the string representation for the old amount of the equipment item to take
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60 /// </summary>
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61 /// <returns>
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62 /// the string representation for the old amount of the equipment item to take
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63 /// </returns>
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64 protected string GetOldAmountString()
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65 {
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66 string oldAmountString;
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67 if (oldAmountWasRatio)
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68 {
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69 oldAmountString = UnitEquipmentRatioSelection.GetEquipmentAmountString(oldAmount);
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70 }
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71 else
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72 {
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73 oldAmountString = UnitEquipmentNumericSelection.GetEquipmentAmountString(oldAmount);
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74 }
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75
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76 return oldAmountString;
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77 }
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78
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79
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80 public override bool Execute()
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81 {
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82 this.Redo();
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83 return true;
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84 }
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85
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86 public override void Undo ()
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87 {
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88 if (oldAmountWasRatio)
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89 {
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90 unit.SetEquipmentRatio(equip, oldAmount);
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91 }
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92 else
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93 {
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94 unit.SetEquipmentAmount(equip, (int)oldAmount);
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95 }
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96 }
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97
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98
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99 public UnitEquipmentItem EquipItem
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100 {
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101 get { return equip; }
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102 }
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103
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104 public Unit Unit
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105 {
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106 get { return unit; }
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107 }
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108 }
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109 }