mirror of
https://github.com/aharabada/glitchy-engine-beef.git
synced 2026-09-05 13:01:52 +00:00
894 lines
29 KiB
C#
894 lines
29 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Numerics;
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using System.Reflection;
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using System.Runtime.CompilerServices;
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using System.Text;
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using GlitchyEngine.Core;
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using GlitchyEngine.Extensions;
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using GlitchyEngine.Math;
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using GlitchyEngine.Serialization;
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using ImGuiNET;
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namespace GlitchyEngine.Editor;
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class DidNotChange
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{
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}
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internal class EntityEditor
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{
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public static readonly DidNotChange DidNotChange = new DidNotChange();
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private delegate object? ShowCustomEditorMethod(object reference, Type fieldType, string fieldName);
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private static Dictionary<Type, ShowCustomEditorMethod> _customEditors = new();
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static EntityEditor()
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{
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foreach (Type type in TypeExtension.EnumerateAllTypes())
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{
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if (type.TryGetCustomAttribute<CustomEditorAttribute>(out var attribute))
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{
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MethodInfo? showEditorMethod = type.GetMethod("ShowEditor", BindingFlags.Static | BindingFlags.Public,
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null,
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new []{ typeof(object), typeof(Type), typeof(string) }, null);
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if (showEditorMethod == null)
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{
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Log.Error($"No ShowEditor-method found for type {type}");
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}
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else
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{
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ShowCustomEditorMethod method = showEditorMethod.GetDelegate<ShowCustomEditorMethod>();
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_customEditors.Add(attribute.Type, method);
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}
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}
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}
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}
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private static bool TryShowCustomEditor(object reference, Type fieldType, string fieldName, out object? editedValue)
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{
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editedValue = DidNotChange;
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try
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{
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// Try to match the concrete type first (e.g. Foo -> Foo and Foo<Bar> -> List<Bar>)
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// Note: Foo<Bar> wont match a serializer for Foo<>
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if (_customEditors.TryGetValue(fieldType, out ShowCustomEditorMethod customEditorMethod))
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{
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editedValue = customEditorMethod(reference, fieldType, fieldName);
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return true;
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}
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if (fieldType.IsGenericType && _customEditors.TryGetValue(fieldType.GetGenericTypeDefinition(), out customEditorMethod))
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{
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editedValue = customEditorMethod(reference, fieldType, fieldName);
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return true;
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}
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}
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catch (Exception e)
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{
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Log.Error(e);
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}
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return false;
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}
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public static bool ShowFieldInEditor(FieldInfo fieldInfo)
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{
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if (fieldInfo.IsPublic)
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{
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// Public fields are visible by default (No HideInEditorAttribute)
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if (fieldInfo.HasCustomAttribute<HideInEditorAttribute>())
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return false;
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return true;
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}
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// Private, protected and internal fields are hidden by default (No ShowInEditorAttribute)
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if (fieldInfo.HasCustomAttribute<ShowInEditorAttribute>())
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return true;
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return false;
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}
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public static void ShowDefaultEntityEditor(UUID entityId, Type entityType)
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{
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// TODO: Call custom editors here!
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ScriptGlue.Entity_GetScriptInstance(entityId, out object instance);
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ShowEditor(entityType, instance);
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}
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private static T? GetAttribute<T>(IEnumerable<Attribute>? attributes) where T : Attribute
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{
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return (T?)attributes?.FirstOrDefault(a => a is T);
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}
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private static object? ShowPrimitiveEditor(object? reference, Type fieldType, string fieldName, IEnumerable<Attribute>? attributes)
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{
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object newValue = DidNotChange;
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unsafe void DragScalar<T>(ImGuiDataType dataType) where T : unmanaged
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{
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T ChangeTypeSafe(object value)
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{
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try
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{
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return (T)Convert.ChangeType(value, typeof(T));
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}
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catch (OverflowException e)
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{
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// Log.Error($"Could not apply value: {e.Message}");
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ImGui.TextColored(new Vector4(1, 0, 0, 1), $"Value {value} can not be converted to type {typeof(T)}: {e.Message}.");
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return default;
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}
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}
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RangeAttribute? range = GetAttribute<RangeAttribute>(attributes);
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// Get Min and Max Values from Type T
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T min = ReadStaticField<T>("MinValue");
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T max = ReadStaticField<T>("MaxValue");
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float dragSpeed = 1.0f;
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// RangeAttribute takes precedence over Minimum- and Maximum-Attribute
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if (range != null)
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{
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min = ChangeTypeSafe(range.Min);
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max = ChangeTypeSafe(range.Max);
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dragSpeed = range.Speed;
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}
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else
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{
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MinimumAttribute? minimum = GetAttribute<MinimumAttribute>(attributes);
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MaximumAttribute? maximum = GetAttribute<MaximumAttribute>(attributes);
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// Don't use range, if it is invalid
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if (minimum != null && maximum != null && minimum.Min > maximum.Max)
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{
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//Log.Error($"Minimum value ({minimum.Min}) specified for field {fieldName} must not be greater than the maximum value ({maximum.Max})! Ignoring range...");
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ImGui.TextColored(new Vector4(1, 0, 0, 1), $"Minimum value ({minimum.Min}) specified for field {fieldName} must not be greater than the maximum value ({maximum.Max})! Ignoring range...");
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}
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else
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{
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if (minimum != null)
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min = ChangeTypeSafe(minimum.Min);
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if (maximum != null)
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max = ChangeTypeSafe(maximum.Max);
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}
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}
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var value = (T)reference;
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if (range?.Slider == true)
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{
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if (ImGui.SliderScalar(fieldName, dataType, (IntPtr)(&value), (IntPtr)(&min), (IntPtr)(&max)))
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{
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newValue = value;
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}
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}
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else
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{
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if (ImGui.DragScalar(fieldName, dataType, (IntPtr)(&value), dragSpeed, (IntPtr)(&min), (IntPtr)(&max)))
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{
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newValue = value;
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}
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}
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}
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// TODO: allow editing in edit-mode
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if (reference != null)
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{
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if (fieldType == typeof(bool))
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{
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bool value = (bool)reference;
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if (ImGui.Checkbox(fieldName, ref value))
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newValue = value;
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}
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else if (fieldType == typeof(char))
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{
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unsafe
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{
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char value = (char)reference;
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// TODO: Allow entering chars like '\0', '\n', etc...
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if (ImGui.InputText(fieldName, (IntPtr)(&value), 2))
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newValue = value;
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}
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}
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else if (fieldType == typeof(byte))
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DragScalar<byte>(ImGuiDataType.U8);
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else if (fieldType == typeof(sbyte))
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DragScalar<sbyte>(ImGuiDataType.S8);
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else if (fieldType == typeof(short))
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DragScalar<short>(ImGuiDataType.S16);
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else if (fieldType == typeof(ushort))
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DragScalar<ushort>(ImGuiDataType.U16);
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else if (fieldType == typeof(int))
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DragScalar<int>(ImGuiDataType.S32);
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else if (fieldType == typeof(uint))
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DragScalar<uint>(ImGuiDataType.U32);
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else if (fieldType == typeof(long))
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DragScalar<long>(ImGuiDataType.S64);
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else if (fieldType == typeof(ulong))
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DragScalar<ulong>(ImGuiDataType.U64);
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else if (fieldType == typeof(float))
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DragScalar<float>(ImGuiDataType.Float);
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else if (fieldType == typeof(double))
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DragScalar<double>(ImGuiDataType.Double);
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else
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{
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ImGui.TextColored(new Vector4(1, 0, 0, 1), $"{fieldName}: Type {fieldType} is not implemented.");
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}
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}
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else
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{
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return ActivatorExtension.CreateInstanceSafe(fieldType);
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}
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return newValue;
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}
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private static object ShowEnumEditor(object reference, Type fieldType, string fieldName)
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{
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object newValue = DidNotChange;
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if (ImGui.BeginCombo(fieldName, reference.ToString()))
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{
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foreach (object enumValue in Enum.GetValues(fieldType))
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{
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if (ImGui.Selectable(enumValue.ToString(), enumValue == reference))
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{
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newValue = enumValue;
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}
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}
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ImGui.EndCombo();
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}
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return newValue;
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}
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public static object ShowFieldEditor(object reference, Type fieldType, string fieldName, IEnumerable<Attribute>? attributes = null)
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{
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ReadonlyAttribute readonlyAttribute = GetAttribute<ReadonlyAttribute>(attributes);
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ImGui.BeginDisabled(readonlyAttribute != null);
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object? newValue = DidNotChange;
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if (TryShowCustomEditor(reference, fieldType, fieldName, out newValue))
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{
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}
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else if (fieldType.IsGenericType)
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{
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if (fieldType.GetGenericTypeDefinition() == typeof(List<>))
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{
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newValue = ShowListEditor(fieldType, reference, fieldName);
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}
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else
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{
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// TODO: Try to use a custom editor
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ImGui.TextColored(new Vector4(1, 0, 0, 1), $"{fieldName}: Type {fieldType} is not implemented.");
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}
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}
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else if (fieldType.IsArray)
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{
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newValue = ShowArrayEditor(fieldType, reference, fieldName);
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}
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else if (fieldType.IsEnum)
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{
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newValue = ShowEnumEditor(reference, fieldType, fieldName);
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}
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else if (fieldType.IsPrimitive)
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{
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newValue = ShowPrimitiveEditor(reference, fieldType, fieldName, attributes);
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}
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else if (fieldType.IsValueType)
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{
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if (fieldType == typeof(bool2))
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{
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bool2 value = (bool2)reference;
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ImGui.TextUnformatted(fieldName);
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ImGui.SameLine();
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if (ImGui.Checkbox($"##{fieldName}X", ref value.X))
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newValue = value;
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ImGui.SameLine();
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if (ImGui.Checkbox($"##{fieldName}Y", ref value.Y))
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newValue = value;
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}
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ImGui.EndDisabled();
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// Struct
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if (ImGui.TreeNode(fieldName))
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{
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ImGui.BeginDisabled(readonlyAttribute != null);
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ShowEditor(fieldType, reference);
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ImGui.TreePop();
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newValue = reference;
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}
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else
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{
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ImGui.BeginDisabled(readonlyAttribute != null);
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}
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}
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else if (fieldType.IsSubclassOf(typeof(Entity)) || fieldType == typeof(Entity))
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{
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newValue = ShowEntityDropTarget(fieldName, fieldType, reference);
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}
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else if (fieldType.IsSubclassOf(typeof(Component)))
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{
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newValue = ShowComponentDropTarget(fieldName, fieldType, reference);
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}
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else if (fieldType == typeof(string))
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{
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newValue = ShowStringEditor(reference, fieldType, fieldName, attributes);
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}
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else
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{
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ImGui.EndDisabled();
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if (ImGui.TreeNode(fieldName))
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{
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ImGui.BeginDisabled(readonlyAttribute != null);
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if (reference == null)
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{
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ImGui.SameLine(ImGui.GetWindowContentRegionMax().X - ImGui.CalcTextSize("Create").X - 2 * ImGui.GetStyle().FramePadding.X);
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if (ImGui.BeginCombo("Create", "Create", ImGuiComboFlags.HeightSmall | ImGuiComboFlags.NoArrowButton))
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{
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foreach (Type t in TypeExtension.FindDerivedTypes(fieldType))
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{
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if (ImGui.Selectable(t.Name))
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{
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newValue = ActivatorExtension.CreateInstanceSafe(t);
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}
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}
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ImGui.EndCombo();
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}
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}
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else
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{
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ImGui.SameLine(ImGui.GetWindowContentRegionMax().X - ImGui.CalcTextSize("Remove").X - 2 * ImGui.GetStyle().FramePadding.X);
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if (ImGui.SmallButton("Remove"))
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{
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newValue = null;
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}
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}
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if (reference == null)
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ImGui.Text("(NULL)");
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else
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ShowEditor(reference.GetType(), reference);
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ImGui.TreePop();
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}
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else
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{
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ImGui.BeginDisabled(readonlyAttribute != null);
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}
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}
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ImGui.EndDisabled();
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return newValue;
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}
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private static object ShowComponentDropTarget(string fieldName, Type fieldType, object currentValue)
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{
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object newValue = DidNotChange;
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ImGui.Text($"{fieldName}: ");
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ImGui.SameLine();
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Component component = currentValue as Component;
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string entityName = "None";
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if (component != null)
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{
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entityName = component.Entity.Name;
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}
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Type actualType = component?.GetType();
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entityName += $" ({(actualType ?? fieldType).Name})";
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if (ImGui.Button(entityName))
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{
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if (component?.Entity != null)
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{
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// TODO: Hightlight Entity in hierarchy
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// TODO: Highlight Component in editor
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}
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}
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if (ImGui.BeginDragDropTarget())
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{
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ImGuiPayloadPtr peekPayload = ImGui.AcceptDragDropPayload("ENTITY", ImGuiDragDropFlags.AcceptPeekOnly);
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bool allowDrop = false;
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unsafe
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{
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if (peekPayload.NativePtr != null)
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{
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UUID draggedId = *(UUID*)peekPayload.Data;
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Entity draggedEntity = new Entity(draggedId);
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allowDrop = draggedEntity.HasComponent(fieldType);
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}
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if (allowDrop)
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{
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ImGuiPayloadPtr payload = ImGui.AcceptDragDropPayload("ENTITY");
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if (payload.NativePtr != null)
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{
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UUID droppedId = *(UUID*)payload.Data;
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Entity draggedEntity = new Entity(droppedId);
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try
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{
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newValue = draggedEntity.GetComponent(fieldType);
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}
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catch (Exception e)
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{
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Log.Error(e);
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}
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}
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}
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}
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ImGui.EndDragDropTarget();
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}
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return newValue;
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}
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private static object ShowEntityDropTarget(string fieldName, Type fieldType, object currentValue)
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{
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object newValue = DidNotChange;
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ImGui.Text($"{fieldName}: ");
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ImGui.SameLine();
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string entityName = "None";
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Entity entity = currentValue as Entity;
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if (entity != null)
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{
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entityName = entity.Name;
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}
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Type actualType = entity?.GetType();
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entityName += $" ({(actualType ?? fieldType).Name})";
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if (ImGui.Button(entityName))
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{
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if (entity != null)
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{
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// TODO: Hightlight Entity in hierarchy
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}
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}
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if (ImGui.BeginDragDropTarget())
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{
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ImGuiPayloadPtr peekPayload = ImGui.AcceptDragDropPayload("ENTITY", ImGuiDragDropFlags.AcceptPeekOnly);
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bool allowDrop = false;
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unsafe
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{
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if (peekPayload.NativePtr != null)
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{
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UUID draggedId = *(UUID*)peekPayload.Data;
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Entity draggedEntity = new Entity(draggedId);
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// TODO: Check if entity is valid?
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if (fieldType == typeof(Entity))
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{
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allowDrop = true;
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}
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else
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{
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Entity scriptInstance = Entity.GetScriptReference(draggedId, typeof(Entity));
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allowDrop = fieldType.IsInstanceOfType(scriptInstance);
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}
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}
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if (allowDrop)
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{
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ImGuiPayloadPtr payload = ImGui.AcceptDragDropPayload("ENTITY");
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if (payload.NativePtr != null)
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{
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UUID droppedId = *(UUID*)payload.Data;
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if (fieldType == typeof(Entity))
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{
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newValue = new Entity(droppedId);
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}
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else
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{
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newValue = Entity.GetScriptReference(droppedId, typeof(Entity));
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}
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}
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}
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}
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ImGui.EndDragDropTarget();
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}
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ImGui.SameLine();
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if (ImGui.Button("..."))
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{
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// TODO: Show entity selector
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}
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ImGuiExtension.AttachTooltip("Search entity...");
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return newValue;
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}
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private static object ShowStringEditor(object reference, Type fieldType, string fieldName, IEnumerable<Attribute> attributes)
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{
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object newValue = DidNotChange;
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TextFieldAttribute textField = GetAttribute<TextFieldAttribute>(attributes);
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string value = reference as string ?? $"{float.MinValue}";
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if (textField?.Multiline == true)
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{
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ImGui.Text(fieldName);
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if (ImGui.InputTextMultiline($"##{fieldName}", ref value, 1000, new Vector2(-1.0f, ImGui.GetTextLineHeight() * textField.TextFieldLines)))
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newValue = value;
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}
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else
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{
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if (ImGui.InputText(fieldName, ref value, 1000))
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newValue = value;
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}
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return newValue;
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}
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public static void ShowEditor(Type type, object reference)
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{
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int i = 0;
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// Iterate all fields
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foreach (FieldInfo field in type.GetFields(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public))
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{
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i++;
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ImGui.PushID(i);
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if (ShowFieldInEditor(field))
|
|
{
|
|
object value = field.GetValue(reference);
|
|
|
|
IEnumerable<Attribute> attributes = field.GetCustomAttributes();
|
|
|
|
object newValue = ShowFieldEditor(value, value?.GetType() ?? field.FieldType, field.Name, attributes);
|
|
|
|
if (newValue != DidNotChange)
|
|
{
|
|
// Reference was changed inside Field Editor -> write back to field (only necessary for value types)
|
|
field.SetValue(reference, newValue);
|
|
}
|
|
}
|
|
|
|
ImGui.PopID();
|
|
}
|
|
|
|
// Iterate all methods
|
|
foreach (MethodInfo method in type.GetMethods(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public))
|
|
{
|
|
var showButton = method.GetCustomAttribute<ShowButtonAttribute>();
|
|
|
|
if (showButton == null)
|
|
continue;
|
|
|
|
if (Application.IsInEditMode && !showButton.Visibility.HasFlag(ButtonVisibility.InEditMode))
|
|
continue;
|
|
|
|
if (Application.IsInPlayMode && !showButton.Visibility.HasFlag(ButtonVisibility.InPlayMode))
|
|
continue;
|
|
|
|
i++;
|
|
ImGui.PushID(i);
|
|
|
|
if (method.GetParameters().Length > 0)
|
|
{
|
|
Log.Error($"Method {method.Name} cannot be executed from editor, because it expects arguments.");
|
|
}
|
|
else if (ImGui.Button(showButton.ButtonText))
|
|
{
|
|
method.Invoke(reference, null);
|
|
}
|
|
|
|
ImGui.PopID();
|
|
}
|
|
}
|
|
|
|
struct ListPayload
|
|
{
|
|
public IList List;
|
|
public int Element;
|
|
}
|
|
|
|
private static object ShowListEditor(Type fieldType, object fieldValue, string fieldName)
|
|
{
|
|
Type elementType = fieldType.GenericTypeArguments[0];
|
|
|
|
void AddElement(IList list, ref object newList)
|
|
{
|
|
if (list == null)
|
|
{
|
|
newList = Activator.CreateInstance(fieldType);
|
|
list = newList as IList;
|
|
|
|
Debug.Assert(list != null);
|
|
}
|
|
|
|
object newElement = ActivatorExtension.CreateInstanceSafe(elementType);
|
|
list.Add(newElement);
|
|
}
|
|
|
|
void RemoveElement(IList list, ref object newList)
|
|
{
|
|
list.RemoveAt(list.Count - 1);
|
|
}
|
|
|
|
return ShowGenericListEditor(fieldType, elementType, (IEnumerable)fieldValue, fieldName,
|
|
AddElement, RemoveElement);
|
|
}
|
|
|
|
private static object ShowArrayEditor(Type fieldType, object fieldValue, string fieldName)
|
|
{
|
|
Debug.Assert(fieldType.IsArray);
|
|
|
|
Type elementType = fieldType.GetElementType();
|
|
|
|
Debug.Assert(elementType != null);
|
|
|
|
Array myArray = fieldValue as Array;
|
|
|
|
if (myArray?.Rank > 1)
|
|
{
|
|
throw new NotImplementedException("Multidimensional arrays are not yet supported.");
|
|
}
|
|
|
|
void AddElement(IList list, ref object newList)
|
|
{
|
|
int newIndex = 0;
|
|
|
|
if (list == null)
|
|
{
|
|
newList = Array.CreateInstance(elementType, 1);
|
|
}
|
|
else
|
|
{
|
|
newIndex = list.Count;
|
|
|
|
Array newArray = Array.CreateInstance(elementType, list.Count + 1);
|
|
Array.Copy((Array)list, newArray, list.Count);
|
|
|
|
newList = newArray;
|
|
}
|
|
|
|
object newElement = Activator.CreateInstance(elementType);
|
|
((IList)newList)[newIndex] = newElement;
|
|
}
|
|
|
|
void RemoveElement(IList list, ref object newList)
|
|
{
|
|
Array newArray = Array.CreateInstance(elementType, list.Count - 1);
|
|
Array.Copy((Array)list, newArray, newArray.Length);
|
|
|
|
newList = newArray;
|
|
}
|
|
|
|
return ShowGenericListEditor(fieldType, elementType, (IEnumerable)fieldValue, fieldName,
|
|
AddElement, RemoveElement);
|
|
}
|
|
|
|
public delegate void ModifyList(IList currentList, ref object oldList);
|
|
|
|
private static object ShowGenericListEditor(Type listType, Type elementType, IEnumerable list, string fieldName,
|
|
ModifyList addElement, ModifyList removeElement)
|
|
{
|
|
object newList = DidNotChange;
|
|
IList myList = list as IList;
|
|
|
|
// The buttons should always be visible -> save whether the node is open
|
|
// If we have no instance, the user shouldn't be able to open the list
|
|
bool listOpen = ImGui.TreeNodeEx(fieldName, ImGuiTreeNodeFlags.AllowOverlap | ImGuiTreeNodeFlags.SpanFullWidth |
|
|
(myList == null ? ImGuiTreeNodeFlags.Leaf | ImGuiTreeNodeFlags.NoTreePushOnOpen : ImGuiTreeNodeFlags.Framed));
|
|
|
|
if (myList == null)
|
|
listOpen = false;
|
|
|
|
var addButtonWidth = ImGui.CalcTextSize("+").X + 2 * ImGui.GetStyle().FramePadding.X;
|
|
var removeButtonWidth = ImGui.CalcTextSize("-").X + 2 * ImGui.GetStyle().FramePadding.X;
|
|
|
|
ImGui.SameLine(ImGui.GetWindowContentRegionMax().X - addButtonWidth - ImGui.GetStyle().FramePadding.X - removeButtonWidth);
|
|
|
|
if (ImGui.SmallButton("+"))
|
|
{
|
|
addElement(myList, ref newList);
|
|
}
|
|
|
|
ImGuiExtension.AttachTooltip("Add a new Element at the end of the list.");
|
|
|
|
ImGui.SameLine(ImGui.GetWindowContentRegionMax().X - removeButtonWidth);
|
|
|
|
ImGui.BeginDisabled(myList == null || myList.Count == 0);
|
|
|
|
if (ImGui.SmallButton("-"))
|
|
{
|
|
removeElement(myList, ref newList);
|
|
}
|
|
|
|
ImGuiExtension.AttachTooltip("Remove the last Element from the list.");
|
|
|
|
ImGui.EndDisabled();
|
|
|
|
if (listOpen)
|
|
{
|
|
Debug.Assert(myList != null, "Opened tree node even though it should have been a leaf!");
|
|
|
|
/// Returns true if something was dropped into the droptarget
|
|
bool DropTarget(int insertIndex, string tooltip)
|
|
{
|
|
bool dropped = false;
|
|
|
|
if (ImGui.BeginDragDropTarget())
|
|
{
|
|
ImGui.SetTooltip(tooltip);
|
|
|
|
var payloadPtr = ImGui.AcceptDragDropPayload("SCRIPT_EDITOR_LIST_ELEMENT");
|
|
|
|
unsafe
|
|
{
|
|
if (payloadPtr.NativePtr != null)
|
|
{
|
|
ref ListPayload payload = ref Unsafe.AsRef<ListPayload>((void*)payloadPtr.Data);
|
|
|
|
// Make sure the index is still correct
|
|
if (payload.Element < myList.Count)
|
|
{
|
|
object item = myList[payload.Element];
|
|
|
|
myList.RemoveAt(payload.Element);
|
|
|
|
if (payload.Element >= insertIndex)
|
|
myList.Insert(insertIndex, item);
|
|
else
|
|
// If the original index is before the insert index, the insert index will be moved after removing the element
|
|
// thus we have to subtract one.
|
|
myList.Insert(insertIndex - 1, item);
|
|
|
|
dropped = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
ImGui.EndDragDropTarget();
|
|
}
|
|
|
|
return dropped;
|
|
}
|
|
|
|
// Drop at index 0
|
|
ImGui.Separator();
|
|
DropTarget(0, "Drop before Element 0.");
|
|
|
|
bool orderChanged = false;
|
|
|
|
for (int i = 0, id = 0; i < myList.Count; i++, id++)
|
|
{
|
|
ImGui.PushID(id);
|
|
|
|
object element = myList[i];
|
|
|
|
// A Bullet point to grab the element
|
|
ImGui.Bullet();
|
|
if (ImGui.BeginDragDropSource(ImGuiDragDropFlags.SourceAllowNullID))
|
|
{
|
|
unsafe
|
|
{
|
|
ListPayload payload = new() { List = myList, Element = i };
|
|
|
|
ImGui.SetDragDropPayload("SCRIPT_EDITOR_LIST_ELEMENT", (IntPtr)Unsafe.AsPointer(ref payload), (uint)Unsafe.SizeOf<ListPayload>());
|
|
}
|
|
|
|
ImGui.SetTooltip($"Move Element {i}");
|
|
|
|
ImGui.EndDragDropSource();
|
|
}
|
|
|
|
orderChanged |= DropTarget(i, $"Drop before Element {i}.");
|
|
|
|
if (ImGui.BeginPopupContextWindow($"ListElementContext{i}"))
|
|
{
|
|
if (ImGui.MenuItem($"Remove Element {i}"))
|
|
{
|
|
myList.RemoveAt(i);
|
|
i--;
|
|
ImGui.EndPopup();
|
|
ImGui.PopID();
|
|
continue;
|
|
}
|
|
|
|
ImGui.EndPopup();
|
|
}
|
|
|
|
ImGui.SameLine();
|
|
|
|
object newValue = ShowFieldEditor(element, element?.GetType() ?? elementType, $"Element {i}");
|
|
|
|
// Don't apply changes, when the order changed
|
|
if (newValue != DidNotChange && !orderChanged)
|
|
{
|
|
myList[i] = newValue;
|
|
}
|
|
|
|
// Drop after current element
|
|
ImGui.Separator();
|
|
|
|
orderChanged |= DropTarget(i + 1, $"Drop after Element {i}.");
|
|
|
|
ImGui.PopID();
|
|
}
|
|
|
|
ImGui.TreePop();
|
|
}
|
|
|
|
return newList;
|
|
}
|
|
|
|
private static T ReadStaticField<T>(string name)
|
|
{
|
|
FieldInfo field = typeof(T).GetField(name, BindingFlags.Public | BindingFlags.Static);
|
|
|
|
if (field == null)
|
|
{
|
|
throw new InvalidOperationException($"Type {typeof(T).Name} has no static field \"{name}\"");
|
|
}
|
|
|
|
return (T)field.GetValue(null);
|
|
}
|
|
}
|