390 lines
18 KiB
C#
390 lines
18 KiB
C#
using System;
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using System.Numerics;
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using AcDream.Core.Items;
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namespace AcDream.App.UI.Layout;
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/// <summary>
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/// Binds the imported gmInventoryUI tree (LayoutDesc 0x21000023) and populates it from
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/// <see cref="ClientObjectTable"/>. The acdream analogue of retail
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/// gmInventoryUI/gmBackpackUI/gm3DItemsUI ::PostInit (named-retail decomp 176236/176596/176728).
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/// Read-only: no container switching / drag / wield-drop wire (later sub-phases).
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/// </summary>
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public sealed class InventoryController
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{
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// Element ids — spec §1 (dat dump of 0x21000022 / 0x21000021 + the *::PostInit binds).
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public const uint ContentsGridId = 0x100001C6u; // gm3DItemsUI m_itemList ("Contents of Backpack")
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public const uint ContainerListId = 0x100001CAu; // gmBackpackUI m_containerList (side-bag selector)
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public const uint TopContainerId = 0x100001C9u; // gmBackpackUI m_topContainer (main-pack cell)
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public const uint BurdenMeterId = 0x100001D9u; // gmBackpackUI m_burdenMeter (vertical)
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public const uint BurdenTextId = 0x100001D8u; // gmBackpackUI m_burdenText ("%d%%")
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public const uint BurdenCaptionId = 0x100001D7u; // "Burden"
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public const uint ContentsCaptionId = 0x100001C5u; // "Contents of Backpack"
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public const uint ContentsScrollbarId = 0x100001C7u; // gm3DItemsUI gutter scrollbar (right of the grid)
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// Scrollbar chrome from base layout 0x2100003E (shared with the chat scrollbar; see
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// ChatWindowController). Both inventory + chat scrollbars inherit this base.
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private const uint ScrollTrackSprite = 0x06004C5Fu;
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private const uint ScrollThumbSprite = 0x06004C63u; // 3-slice middle tile
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private const uint ScrollThumbTop = 0x06004C60u; // 3-slice top cap
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private const uint ScrollThumbBot = 0x06004C66u; // 3-slice bottom cap
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private const uint ScrollUpSprite = 0x06004C6Cu; // up arrow (top button)
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private const uint ScrollDownSprite = 0x06004C69u; // down arrow (bottom button)
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// 3D-items grid: 192x96 → 6 cols x 3 rows of the 32x32 UIItem cell (template 0x21000037).
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private const int ContentsColumns = 6;
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private const float ContentsCellPx = 32f; // gm3DItemsUI grid (192x96 = 6x3 of 32px)
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private const float BackpackCellPx = 36f; // gmBackpackUI column cells (0x100001C9/CA = 36px)
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private const int SideBagSlots = 7; // 0x100001CA is 36x252 = 7 slots
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private const int MainPackSlots = 102; // retail main-pack capacity (Wiki: "up to 102 items")
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private const int SidePackSlots = 24; // standard side-pack capacity (reference_retail_inventory_paperdoll)
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private readonly ClientObjectTable _objects;
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private readonly Func<uint> _playerGuid;
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private readonly Func<ItemType, uint, uint, uint, uint, uint> _iconIds;
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private readonly Func<int?> _strength;
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private readonly UiItemList? _contentsGrid;
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private readonly UiItemList? _containerList;
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private readonly UiItemList? _topContainer;
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private readonly UiMeter? _burdenMeter;
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private float _burdenFill;
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private int _burdenPercent;
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private static readonly Vector4 CaptionColor = new(1f, 1f, 1f, 1f);
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private uint _openContainer; // 0 = the main pack (the player); else the open side bag's guid
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private uint _selectedItem; // 0 = none; the panel-wide selected item (green square)
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private readonly Action<uint>? _sendUse;
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private readonly Action<uint>? _sendNoLongerViewing;
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// ACE PropertyInt ids read by retail InqLoad (decomp 0x0058f130: InqInt(5)/InqInt(0xe6)).
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private const uint EncumbranceValProperty = 5u; // total carried burden
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private const uint EncumbranceAugProperty = 0xE6u; // carry-capacity augmentation
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private InventoryController(
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ImportedLayout layout,
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ClientObjectTable objects,
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Func<uint> playerGuid,
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Func<ItemType, uint, uint, uint, uint, uint> iconIds,
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Func<int?> strength,
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UiDatFont? datFont,
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uint contentsEmptySprite,
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uint sideBagEmptySprite,
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uint mainPackEmptySprite,
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Action<uint>? sendUse,
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Action<uint>? sendNoLongerViewing)
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{
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_objects = objects;
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_playerGuid = playerGuid;
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_iconIds = iconIds;
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_strength = strength;
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_sendUse = sendUse;
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_sendNoLongerViewing = sendNoLongerViewing;
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_contentsGrid = layout.FindElement(ContentsGridId) as UiItemList;
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_containerList = layout.FindElement(ContainerListId) as UiItemList;
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_topContainer = layout.FindElement(TopContainerId) as UiItemList;
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if (_contentsGrid is not null)
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{
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_contentsGrid.Columns = ContentsColumns;
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_contentsGrid.CellWidth = ContentsCellPx;
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_contentsGrid.CellHeight = ContentsCellPx;
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}
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// Bind the gutter scrollbar to the contents grid's scroll model (the factory built
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// 0x100001C7 as a bare Type-11 UiScrollbar; wire it like ChatWindowController does).
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if (_contentsGrid is not null
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&& layout.FindElement(ContentsScrollbarId) is UiScrollbar bar)
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{
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bar.Model = _contentsGrid.Scroll;
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bar.SpriteResolve = _contentsGrid.SpriteResolve; // chrome resolve from the factory ctor
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bar.TrackSprite = ScrollTrackSprite;
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bar.ThumbSprite = ScrollThumbSprite;
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bar.ThumbTopSprite = ScrollThumbTop;
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bar.ThumbBotSprite = ScrollThumbBot;
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bar.UpSprite = ScrollUpSprite;
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bar.DownSprite = ScrollDownSprite;
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}
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if (_containerList is not null)
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{
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_containerList.Columns = 1;
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_containerList.CellWidth = BackpackCellPx;
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_containerList.CellHeight = BackpackCellPx;
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}
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// Per-list empty-slot art, resolved from the dat cell template (retail attr 0x1000000e
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// -> catalog 0x21000037 prototype's ItemSlot_Empty). 0 = leave the UiItemSlot default.
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if (_contentsGrid is not null) _contentsGrid.CellEmptySprite = contentsEmptySprite;
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if (_containerList is not null) _containerList.CellEmptySprite = sideBagEmptySprite;
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if (_topContainer is not null) _topContainer.CellEmptySprite = mainPackEmptySprite;
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// Burden meter: vertical 11×58 bar (gmBackpackUI m_burdenMeter, retail direction 4).
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_burdenMeter = layout.FindElement(BurdenMeterId) as UiMeter;
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if (_burdenMeter is not null)
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{
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_burdenMeter.Vertical = true; // 11x58 vertical bar
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_burdenMeter.FillFromBottom = true; // retail direction 4 (visual-confirmed)
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_burdenMeter.Fill = () => _burdenFill;
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}
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// Captions: drive each host UiText directly with the known string (the caption
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// elements resolve to UiText). "Contents of Backpack" + "%d%%" are procedural in retail
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// (gm3DItemsUI/gmBackpackUI PostInit/SetLoadLevel); "Burden" is the dat label. (Spec §5.)
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AttachCaption(layout.FindElement(BurdenCaptionId), () => "Burden", datFont);
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AttachCaption(layout.FindElement(ContentsCaptionId), () => "Contents of " + OpenContainerName(), datFont);
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AttachCaption(layout.FindElement(BurdenTextId), () => _burdenPercent + "%", datFont);
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// Rebuild on any change to the player's possessions.
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_objects.ObjectAdded += OnObjectChanged;
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_objects.ObjectMoved += OnObjectMoved;
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_objects.ObjectRemoved += OnObjectChanged;
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_objects.ObjectUpdated += OnObjectChanged;
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Populate();
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}
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public static InventoryController Bind(
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ImportedLayout layout,
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ClientObjectTable objects,
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Func<uint> playerGuid,
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Func<ItemType, uint, uint, uint, uint, uint> iconIds,
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Func<int?> strength,
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UiDatFont? datFont,
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uint contentsEmptySprite = 0u,
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uint sideBagEmptySprite = 0u,
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uint mainPackEmptySprite = 0u,
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Action<uint>? sendUse = null,
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Action<uint>? sendNoLongerViewing = null)
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=> new InventoryController(layout, objects, playerGuid, iconIds, strength, datFont,
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contentsEmptySprite, sideBagEmptySprite, mainPackEmptySprite,
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sendUse, sendNoLongerViewing);
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private void OnObjectChanged(ClientObject o) { if (Concerns(o)) Populate(); }
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private void OnObjectMoved(ClientObject o, uint from, uint to)
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{ if (Concerns(o) || from == _playerGuid() || to == _playerGuid()) Populate(); }
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/// <summary>True if the object is in (or wielded by) the player — i.e. a rebuild is warranted.</summary>
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private bool Concerns(ClientObject o)
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{
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uint p = _playerGuid();
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return o.ObjectId == p // the player object IS the burden source
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|| o.ContainerId == p || o.WielderId == p
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|| o.ContainerId == EffectiveOpen() // the OPEN container's contents drive the grid
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|| (o.ContainerId != 0 && _objects.Get(o.ContainerId)?.ContainerId == p); // 2-deep
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}
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public void Populate()
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{
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uint p = _playerGuid();
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uint open = EffectiveOpen();
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_contentsGrid?.Flush();
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_containerList?.Flush();
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// Side-bag column: ALWAYS the player's bags (constant across container switches; only the
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// open/selected indicators move). Equipped items never appear here.
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foreach (var guid in _objects.GetContents(p))
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{
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var item = _objects.Get(guid);
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if (item is null || item.CurrentlyEquippedLocation != EquipMask.None) continue;
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bool isBag = item.Type.HasFlag(ItemType.Container) || item.ItemsCapacity > 0;
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if (isBag) AddCell(_containerList, guid, isContainer: true);
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}
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// Contents grid: the OPEN container's loose items. (Bags live in the column; a side bag has
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// no sub-bags, so the isBag skip is a no-op when a bag is open.)
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foreach (var guid in _objects.GetContents(open))
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{
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var item = _objects.Get(guid);
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if (item is null || item.CurrentlyEquippedLocation != EquipMask.None) continue;
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bool isBag = item.Type.HasFlag(ItemType.Container) || item.ItemsCapacity > 0;
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if (!isBag) AddCell(_contentsGrid, guid, isContainer: false);
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}
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// Pad the grid to the OPEN container's capacity (main pack 102 / side bag 24).
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if (_contentsGrid is not null)
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{
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int cap = _objects.Get(open)?.ItemsCapacity ?? 0;
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int slots = cap > 0 ? cap : (open == p ? MainPackSlots : SidePackSlots);
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while (_contentsGrid.GetNumUIItems() < slots) AddEmptyCell(_contentsGrid);
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}
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// Pad the side-bag column to capacity, clamped to the 7-slot column (AP-52).
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if (_containerList is not null)
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{
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int capacity = _objects.Get(p)?.ContainersCapacity ?? 0;
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int bags = _containerList.GetNumUIItems();
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int slots = capacity > 0 ? capacity : SideBagSlots;
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slots = Math.Max(slots, bags);
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slots = Math.Min(slots, SideBagSlots);
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while (_containerList.GetNumUIItems() < slots) AddEmptyCell(_containerList);
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}
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// Main-pack cell: the player's own container — clicking it opens/selects the main pack.
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if (_topContainer is not null)
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{
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_topContainer.Flush();
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var main = new UiItemSlot { SpriteResolve = _topContainer.SpriteResolve };
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main.SetItem(p, 0u);
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main.Clicked = () => OpenContainer(p);
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_topContainer.AddItem(main);
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}
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ApplyIndicators();
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RefreshBurden();
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}
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/// <summary>The effective open container — the explicit one, or the player (main pack) by default.
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/// Resolved live (not cached at ctor) so a late-arriving player guid is handled.</summary>
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private uint EffectiveOpen() => _openContainer != 0 ? _openContainer : _playerGuid();
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/// <summary>Add a populated cell wired to its click role: container cell → open+select,
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/// item cell → select-only.</summary>
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private void AddCell(UiItemList? list, uint guid, bool isContainer)
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{
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if (list is null) return;
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var item = _objects.Get(guid);
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uint tex = item is null ? 0u
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: _iconIds(item.Type, item.IconId, item.IconUnderlayId, item.IconOverlayId, item.Effects);
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var cell = new UiItemSlot { SpriteResolve = list.SpriteResolve };
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cell.SetItem(guid, tex);
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if (isContainer) cell.Clicked = () => OpenContainer(guid);
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else cell.Clicked = () => SelectItem(guid);
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list.AddItem(cell);
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}
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private static void AddEmptyCell(UiItemList list)
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=> list.AddItem(new UiItemSlot { SpriteResolve = list.SpriteResolve });
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/// <summary>Select an item (panel-wide green square) without changing the open container or
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/// touching the wire. Retail: UIElement_ItemList::ItemList_SetSelectedItem (0x004e2fe0).</summary>
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private void SelectItem(uint guid)
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{
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if (guid == 0) return;
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_selectedItem = guid;
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ApplyIndicators();
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}
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/// <summary>Open a container (side bag or main pack): it becomes both the selected item and the
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/// open container. Sends Use to open a side bag server-side (ViewContents arrives async), and
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/// NoLongerViewingContents when switching away from a previously-open side bag. Retail:
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/// gmBackpackUI container-selection + CM_Physics::Event_Use.</summary>
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private void OpenContainer(uint guid)
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{
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if (guid == 0) return;
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_selectedItem = guid; // the container cell is also the selected item
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uint open = EffectiveOpen();
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if (guid == open) { ApplyIndicators(); return; } // already open — just move the square
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uint p = _playerGuid();
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if (open != p && open != 0)
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_sendNoLongerViewing?.Invoke(open); // close the previously-open side bag
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_openContainer = guid;
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if (guid != p)
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_sendUse?.Invoke(guid); // open the side bag (ViewContents will land)
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Populate(); // repaint the grid for the new open container
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}
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/// <summary>Stamp the open-container triangle + selected-item square onto every cell per the
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/// retail keying (item.itemID == openContainerId / selectedItemId).</summary>
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private void ApplyIndicators()
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{
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SetIndicators(_contentsGrid);
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SetIndicators(_containerList);
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SetIndicators(_topContainer);
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}
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private void SetIndicators(UiItemList? list)
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{
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if (list is null) return;
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uint open = EffectiveOpen();
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for (int i = 0; i < list.GetNumUIItems(); i++)
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{
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var cell = list.GetItem(i);
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if (cell is null) continue;
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cell.Selected = cell.ItemId != 0 && cell.ItemId == _selectedItem;
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cell.IsOpenContainer = cell.ItemId != 0 && cell.ItemId == open;
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}
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}
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/// <summary>The open container's display name for the contents caption.</summary>
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private string OpenContainerName()
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{
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uint open = EffectiveOpen();
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return open == _playerGuid() ? "Backpack" : (_objects.Get(open)?.Name ?? "Backpack");
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}
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private void AttachCaption(UiElement? host, Func<string> text, UiDatFont? datFont)
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{
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if (host is null) return;
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// The caption elements (0x100001D7 "Burden", 0x100001C5 "Contents of Backpack",
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// 0x100001D8 "%") resolve to UiText (Type-0 inheriting a text base — confirmed live).
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// Drive the host UiText DIRECTLY: it is already in the paint tree and renders, whereas
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// a nested child UiText did not paint. Set it to a static centered single-line label.
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if (host is UiText t)
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{
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t.Centered = true;
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t.DatFont = datFont;
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t.ClickThrough = true;
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t.AcceptsFocus = false;
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t.IsEditControl = false;
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t.CapturesPointerDrag = false;
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t.LinesProvider = () =>
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{
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var s = text();
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return string.IsNullOrEmpty(s)
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? Array.Empty<UiText.Line>()
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: new[] { new UiText.Line(s, CaptionColor) };
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};
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return;
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}
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// Fallback (non-UiText host): attach a centered label child.
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var label = new UiText
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{
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Left = 0f, Top = 0f, Width = host.Width, Height = host.Height,
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Anchors = AnchorEdges.Left | AnchorEdges.Top | AnchorEdges.Right,
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Centered = true, DatFont = datFont, ClickThrough = true,
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AcceptsFocus = false, IsEditControl = false, CapturesPointerDrag = false,
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LinesProvider = () =>
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{
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var s = text();
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return string.IsNullOrEmpty(s)
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? Array.Empty<UiText.Line>()
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: new[] { new UiText.Line(s, CaptionColor) };
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},
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};
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host.AddChild(label);
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}
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/// <summary>Recompute the burden fill + percent. Port of CACQualities::InqLoad
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/// (decomp 0x0058f130) → gmBackpackUI::SetLoadLevel (0x004a6ea0). currentBurden:
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/// player wire EncumbranceVal (PropertyInt 5) if present, else the carried-Burden sum.</summary>
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private void RefreshBurden()
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{
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uint p = _playerGuid();
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int str = _strength() ?? 10; // InqAttribute default 0xa
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int aug = _objects.Get(p)?.Properties.GetInt(EncumbranceAugProperty) ?? 0;
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int capacity = BurdenMath.EncumbranceCapacity(str, aug);
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int? wire = _objects.Get(p)?.Properties.Ints.TryGetValue(EncumbranceValProperty, out var ev) == true
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? ev : (int?)null;
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int burden = wire ?? _objects.SumCarriedBurden(p);
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float load = BurdenMath.LoadRatio(capacity, burden);
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_burdenFill = BurdenMath.LoadToFill(load);
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_burdenPercent = BurdenMath.LoadToPercent(load);
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}
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/// <summary>Detach event handlers (idempotent).</summary>
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public void Dispose()
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{
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_objects.ObjectAdded -= OnObjectChanged;
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_objects.ObjectMoved -= OnObjectMoved;
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_objects.ObjectRemoved -= OnObjectChanged;
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_objects.ObjectUpdated -= OnObjectChanged;
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}
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}
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