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Pilz.Dalamud/Pilz.Dalamud/Nameplates/NameplateManager.cs
2024-07-10 13:40:32 +02:00

78 lines
2.9 KiB
C#

using FFXIVClientStructs.FFXIV.Client.UI;
using Pilz.Dalamud.Nameplates.Model;
using System.Runtime.InteropServices;
namespace Pilz.Dalamud.Nameplates;
public class NameplateManager : IDisposable
{
/// <summary>
/// Provides events that you can hook to.
/// </summary>
public NameplateHooks Hooks { get; init; } = new();
/// <summary>
/// Defines if all hooks are enabled and the NameplateManager is ready to go. If this is false, then there might be something wrong or something already has been disposed.
/// </summary>
public bool IsValid => Hooks.IsValid;
/// <summary>
/// Creates a new instance of the NameplateManager.
/// </summary>
public NameplateManager()
{
Hooks.Initialize();
}
~NameplateManager()
{
Dispose();
}
public void Dispose()
{
Hooks?.Dispose();
GC.SuppressFinalize(this);
}
public static T? GetNameplateGameObject<T>(SafeNameplateObject namePlateObject) where T : GameObject
{
return GetNameplateGameObject<T>(namePlateObject.Pointer);
}
public static T? GetNameplateGameObject<T>(IntPtr nameplateObjectPtr) where T : GameObject
{
// Get the nameplate object array
var nameplateAddonPtr = PluginServices.GameGui.GetAddonByName("NamePlate", 1);
var nameplateObjectArrayPtrPtr = nameplateAddonPtr + Marshal.OffsetOf(typeof(AddonNamePlate), nameof(AddonNamePlate.NamePlateObjectArray)).ToInt32();
var nameplateObjectArrayPtr = Marshal.ReadIntPtr(nameplateObjectArrayPtrPtr);
if (nameplateObjectArrayPtr == IntPtr.Zero)
return null;
// Determine the index of the nameplate object within the nameplate object array
var namePlateObjectSize = Marshal.SizeOf(typeof(AddonNamePlate.NamePlateObject));
var namePlateObjectPtr0 = nameplateObjectArrayPtr + namePlateObjectSize * 0;
var namePlateIndex = (nameplateObjectPtr.ToInt64() - namePlateObjectPtr0.ToInt64()) / namePlateObjectSize;
if (namePlateIndex < 0 || namePlateIndex >= AddonNamePlate.NumNamePlateObjects)
return null;
// Get the nameplate info array
IntPtr nameplateInfoArrayPtr = IntPtr.Zero;
unsafe
{
var framework = FFXIVClientStructs.FFXIV.Client.System.Framework.Framework.Instance();
nameplateInfoArrayPtr = new IntPtr(&framework->GetUiModule()->GetRaptureAtkModule()->NamePlateInfoArray);
}
// Get the nameplate info for the nameplate object
var namePlateInfoPtr = new IntPtr(nameplateInfoArrayPtr.ToInt64() + Marshal.SizeOf(typeof(RaptureAtkModule.NamePlateInfo)) * namePlateIndex);
RaptureAtkModule.NamePlateInfo namePlateInfo = Marshal.PtrToStructure<RaptureAtkModule.NamePlateInfo>(namePlateInfoPtr);
// Return the object for its object id
var objectId = namePlateInfo.ObjectID.ObjectID;
return PluginServices.ObjectTable.SearchById(objectId) as T;
}
}