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Scripts: First implementation of Range- and Readonly-Attributes + added support for all primitive types

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This commit is contained in:
Simon Lübeß
2023-11-22 00:57:18 +01:00
parent 881bb8ee51
commit ffe86a18cf
5 changed files with 197 additions and 43 deletions
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ScriptCore/Editor/EntityEditor.cs
+99 -32
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@@ -6,6 +6,8 @@ using System.Linq;
using System.Reflection;
using System.Text;
using GlitchyEngine.Core;
using GlitchyEngine.Extensions;
using GlitchyEngine.Math;
using ImGuiNET;
namespace GlitchyEngine.Editor;
@@ -38,8 +40,17 @@ internal class EntityEditor
ShowEditor(entityType, instance);
}
public static object ShowFieldEditor(object reference, Type fieldType, string fieldName)
public static object ShowFieldEditor(object reference, Type fieldType, string fieldName, IEnumerable<Attribute> attributes = null)
{
T GetAttribute<T>() where T : Attribute
{
return (T)attributes?.FirstOrDefault(a => a is T);
}
ReadonlyAttribute readonlyAttribute = GetAttribute<ReadonlyAttribute>();
ImGui.BeginDisabled(readonlyAttribute != null);
object newValue = DidNotChange;
if (fieldType.IsGenericType)
@@ -76,52 +87,102 @@ internal class EntityEditor
{
ImGui.Text($"{fieldName} Primitive");
unsafe void DragScalar<T>(ImGuiDataType dataType) where T : unmanaged
{
RangeAttribute range = GetAttribute<RangeAttribute>();
T min = default;
T max = default;
if (range != null)
{
min = (T)Convert.ChangeType(range.Min, typeof(T));
max = (T)Convert.ChangeType(range.Max, typeof(T));
}
var value = (T)reference;
if (ImGui.DragScalar(fieldName, dataType, (IntPtr)(&value), 1, (IntPtr)(&min), (IntPtr)(&max)))
{
newValue = value;
}
}
if (reference != null)
{
if (fieldType == typeof(float))
{
float f = (float)reference;
if (ImGui.DragFloat(fieldName, ref f))
{
newValue = f;
}
}
else if (fieldType == typeof(int))
{
int f = (int)reference;
if (ImGui.DragInt(fieldName, ref f))
{
newValue = f;
}
}
else if (fieldType == typeof(bool))
if (fieldType == typeof(bool))
{
bool value = (bool)reference;
if (ImGui.Checkbox(fieldName, ref value))
newValue = value;
}
else if (fieldType == typeof(char))
{
unsafe
{
char value = (char)reference;
// TODO: Do all the other types
if (ImGui.InputText(fieldName, (IntPtr)(&value), 2))
newValue = value;
}
}
else if (fieldType == typeof(byte))
DragScalar<byte>(ImGuiDataType.U8);
else if (fieldType == typeof(sbyte))
DragScalar<sbyte>(ImGuiDataType.S8);
else if (fieldType == typeof(short))
DragScalar<short>(ImGuiDataType.S16);
else if (fieldType == typeof(ushort))
DragScalar<ushort>(ImGuiDataType.U16);
else if (fieldType == typeof(int))
DragScalar<int>(ImGuiDataType.S32);
else if (fieldType == typeof(uint))
DragScalar<uint>(ImGuiDataType.U32);
else if (fieldType == typeof(long))
DragScalar<long>(ImGuiDataType.S64);
else if (fieldType == typeof(ulong))
DragScalar<ulong>(ImGuiDataType.U64);
else if (fieldType == typeof(float))
DragScalar<float>(ImGuiDataType.Float);
else if (fieldType == typeof(double))
DragScalar<double>(ImGuiDataType.Double);
}
}
else if (fieldType.IsValueType)
{
if (fieldType == typeof(bool2))
{
bool2 value = (bool2)reference;
ImGui.TextUnformatted(fieldName);
ImGui.SameLine();
if (ImGui.Checkbox($"##{fieldName}X", ref value.X))
newValue = value;
ImGui.SameLine();
if (ImGui.Checkbox($"##{fieldName}Y", ref value.Y))
newValue = value;
}
ImGui.EndDisabled();
// Struct
if (ImGui.TreeNode(fieldName))
{
//object @struct = (reference != null) ? field.GetValue(reference) : null;
ImGui.BeginDisabled(readonlyAttribute != null);
ShowEditor(fieldType, reference);
//if (@struct != null)
//{
// field.SetValue(reference, @struct);
//}
ImGui.TreePop();
newValue = reference;
}
else
{
ImGui.BeginDisabled(readonlyAttribute != null);
}
}
else if (fieldType.IsSubclassOf(typeof(Entity)) || fieldType == typeof(Entity))
{
@@ -135,11 +196,12 @@ internal class EntityEditor
}
else
{
ImGui.EndDisabled();
if (ImGui.TreeNode(fieldName))
{
//object @class = (reference != null) ? field.GetValue(reference) : null;
ImGui.BeginDisabled(readonlyAttribute != null);
//if (@class == null)
if (reference == null)
{
ImGui.SameLine(ImGui.GetWindowContentRegionMax().X - ImGui.CalcTextSize("Create").X - 2 * ImGui.GetStyle().FramePadding.X);
@@ -152,7 +214,6 @@ internal class EntityEditor
{
object instance = Activator.CreateInstance(t);
newValue = instance;
//field.SetValue(reference, instance);
}
}
@@ -166,11 +227,9 @@ internal class EntityEditor
if (ImGui.SmallButton("Remove"))
{
newValue = null;
//field.SetValue(reference, null);
}
}
//if (@class == null)
if (reference == null)
ImGui.Text("(NULL)");
else
@@ -178,8 +237,14 @@ internal class EntityEditor
ImGui.TreePop();
}
else
{
ImGui.BeginDisabled(readonlyAttribute != null);
}
}
ImGui.EndDisabled();
return newValue;
}
@@ -199,11 +264,13 @@ internal class EntityEditor
if (ShowFieldInEditor(field))
{
Log.Info(field.Name);
//Log.Info(field.Name);
object value = field.GetValue(reference);
object newValue = ShowFieldEditor(value, value?.GetType() ?? field.FieldType, field.Name);
IEnumerable<Attribute> attributes = field.GetCustomAttributes();
object newValue = ShowFieldEditor(value, value?.GetType() ?? field.FieldType, field.Name, attributes);
if (newValue != DidNotChange)
{
ScriptCore/Editor/RangeAttribute.cs
+13 -10
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@@ -2,14 +2,17 @@ using System;
namespace GlitchyEngine.Editor;
//public sealed class RangeAttribute : Attribute
//{
// public float Min { get; set; }
// public float Max { get; set; }
public sealed class RangeAttribute : Attribute
{
public double Min { get; set; }
public double Max { get; set; }
// public RangeAttribute(float min, float max)
// {
// Min = min;
// Max = max;
// }
//}
public RangeAttribute(double min, double max)
{
if (max < min)
throw new ArgumentOutOfRangeException(nameof(max), $"{nameof(max)} must be larger than {nameof(min)}.");
Min = min;
Max = max;
}
}
ScriptCore/Editor/ReadonlyAttribute.cs
+7
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@@ -0,0 +1,7 @@
using System;
namespace GlitchyEngine.Editor;
public sealed class ReadonlyAttribute : Attribute
{
}
ScriptCore/Extensions/ImGuiExtension.cs
+76
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@@ -0,0 +1,76 @@
using System;
using ImGuiNET;
namespace GlitchyEngine.Extensions;
public static class ImGuiDataTypeExtension
{
public static ImGuiDataType GetImGuiDataType(Type type)
{
if (type == typeof(byte))
return ImGuiDataType.U8;
if (type == typeof(ushort))
return ImGuiDataType.U16;
if (type == typeof(uint))
return ImGuiDataType.U32;
if (type == typeof(ulong))
return ImGuiDataType.U64;
if (type == typeof(sbyte))
return ImGuiDataType.S8;
if (type == typeof(short))
return ImGuiDataType.S16;
if (type == typeof(int))
return ImGuiDataType.S32;
if (type == typeof(long))
return ImGuiDataType.S64;
if (type == typeof(float))
return ImGuiDataType.Float;
if (type == typeof(double))
return ImGuiDataType.Double;
throw new ArgumentException("The type must be an integer or float type.", nameof(type));
}
}
//namespace ImGuiNET;
//public static unsafe partial class ImGui
//{
// [DllImport("__Internal", CallingConvention = CallingConvention.Cdecl)]
// private static extern unsafe bool ImGui_EditFloat2(byte* label, ref float2 value, float2 resetValues, float dragSpeed, float columnWidth, float2 minValue, float2 maxValue, bool2 componentEnabled);
// public static bool EditFloat2(string label, ref float2 value, float2 resetValues = default, float dragSpeed = 0.1f,
// float columnWidth = 100f, float2 minValue = default, float2 maxValue = default)
// {
// byte* native_label;
// int label_byteCount = 0;
// if (label != null)
// {
// label_byteCount = Encoding.UTF8.GetByteCount(label);
// if (label_byteCount > Util.StackAllocationSizeLimit)
// {
// native_label = Util.Allocate(label_byteCount + 1);
// }
// else
// {
// byte* native_label_stackBytes = stackalloc byte[label_byteCount + 1];
// native_label = native_label_stackBytes;
// }
// int native_label_offset = Util.GetUtf8(label, native_label, label_byteCount);
// native_label[native_label_offset] = 0;
// }
// else { native_label = null; }
// return ImGui_EditFloat2(native_label, ref value, resetValues, dragSpeed, columnWidth, minValue, maxValue, true);
// }
// public static bool EditFloat2(string label, ref float2 value, float2 resetValues, float dragSpeed,
// float columnWidth, float2 minValue, float2 maxValue, bool2 componentEnabled)
// {
// return ImGui_EditFloat2(label, ref value, resetValues, dragSpeed, columnWidth, minValue, maxValue, true);
// }
// //ImGui_EditFloat2(char8* label, ref float2 value, float2 resetValues = .Zero, float dragSpeed = 0.1f, float columnWidth = 100f, float2 minValue = .Zero, float2 maxValue = .Zero, bool2 componentEnabled = true)
//}
ScriptCore/ScriptCore.csproj
+1
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@@ -7,6 +7,7 @@
<EmitCompilerGeneratedFiles>true</EmitCompilerGeneratedFiles>
<RootNamespace>GlitchyEngine</RootNamespace>
<CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
</PropertyGroup>
<Target Name="PostBuild" AfterTargets="PostBuildEvent">