Add / Remove Components

GlitchyEngine/src/Extension/System/String.bf

@@ -0,0 +1,21 @@
+namespace System
+{
+	extension String
+	{
+		[Inline]
+		public void CopyTo(Span<char8> target)
+		{
+			CopyTo(target.Ptr, target.Length);
+		}
+		
+		[Inline]
+		public void CopyTo(char8* target, int targetLength)
+		{
+			int copiedChars = Math.Min(targetLength - 1, Length);
+
+			Internal.MemCpy(target, Ptr, copiedChars);
+
+			target[copiedChars] = '\0';
+		}
+	}
+}

GlitchyEngine/src/ImGui/ImGuiExtension.bf

@@ -6,8 +6,19 @@ namespace ImGui
 {
 	extension ImGui
 	{
-		// TODO: Color-functions
+		extension Vec2
+		{
+			public static explicit operator Vector2(Vec2 v) => .(v.x, v.y);
+			public static explicit operator Vec2(Vector2 v) => .(v.X, v.Y);
+		}
 
+		extension Vec4
+		{
+			public static explicit operator Vector4(Vec4 v) => .(v.x, v.y, v.z, v.w);
+			public static explicit operator Vec4(Vector4 v) => .(v.X, v.Y, v.Z, v.W);
+		}
+
+		// TODO: Color-functions
 		public static bool ColorEdit3(char* label, ref ColorRGB col, ColorEditFlags flags = (ColorEditFlags) 0) => ColorEdit3Impl(label, *(float[3]*)&col, flags);
 		public static bool ColorEdit3(char* label, ref ColorRGBA col, ColorEditFlags flags = (ColorEditFlags) 0) => ColorEdit3Impl(label, *(float[3]*)&col, flags);
 
@@ -29,16 +40,87 @@ namespace ImGui
 		/// Releases references that accumulated calls like ImGui::Image
 		protected internal static extern void CleanupFrame();
 
-		extension Vec2
+		/// Control to edit a vector 3 with drag functionality and reset buttons
+		public static bool EditVector3(StringView label, ref Vector3 value, Vector3 resetValues = .Zero, float dragSpeed = 0.1f, float columnWidth = 100f)
 		{
-			public static explicit operator Vector2(Vec2 v) => .(v.x, v.y);
-			public static explicit operator Vec2(Vector2 v) => .(v.X, v.Y);
-		}
+			bool changed = false;
 
-		extension Vec4
-		{
-			public static explicit operator Vector4(Vec4 v) => .(v.x, v.y, v.z, v.w);
-			public static explicit operator Vec4(Vector4 v) => .(v.X, v.Y, v.Z, v.W);
+			PushID(label);
+			defer PopID();
+
+			Columns(2);
+			defer Columns(1);
+			SetColumnWidth(0, columnWidth);
+
+			TextUnformatted(label);
+
+			NextColumn();
+
+			PushMultiItemsWidths(3, CalcItemWidth());
+			PushStyleVar(.ItemSpacing, Vec2.Zero);
+			defer PopStyleVar();
+
+			float lineHeight = GetFont().FontSize + GetStyle().FramePadding.y * 2.0f;
+			ImGui.Vec2 buttonSize = .(lineHeight + 3.0f, lineHeight);
+
+			PushStyleColor(.Button, Color(230, 25, 45).Value);
+			PushStyleColor(.ButtonHovered, Color(150, 25, 45).Value);
+			PushStyleColor(.ButtonActive, Color(230, 120, 130).Value);
+
+			if (Button("X", buttonSize))
+			{
+				value.X = resetValues.X;
+				changed = true;
+			}
+
+			SameLine();
+
+			if (DragFloat("##X", &value.X, dragSpeed))
+				changed = true;
+
+			PopItemWidth();
+			SameLine();
+
+			PopStyleColor(3);
+			PushStyleColor(.Button, Color(50, 190, 15).Value);
+			PushStyleColor(.ButtonHovered, Color(50, 120, 15).Value);
+			PushStyleColor(.ButtonActive, Color(116, 190, 99).Value);
+
+			if (Button("Y", buttonSize))
+			{
+				value.Y = resetValues.Y;
+				changed = true;
+			}
+			
+			SameLine();
+
+			if (DragFloat("##Y", &value.Y, dragSpeed))
+				changed = true;
+			
+			PopItemWidth();
+			SameLine();
+			
+			PopStyleColor(3);
+			PushStyleColor(.Button, Color(55, 55, 230).Value);
+			PushStyleColor(.ButtonHovered, Color(55, 55, 150).Value);
+			PushStyleColor(.ButtonActive, Color(90, 90, 230).Value);
+
+			if (Button("Z", buttonSize))
+			{
+				value.Z = resetValues.Z;
+				changed = true;
+			}
+			
+			SameLine();
+
+			if (DragFloat("##Z", &value.Z, dragSpeed))
+				changed = true;
+			
+			PopItemWidth();
+
+			PopStyleColor(3);
+
+			return changed;
 		}
 	}
 }

GlitchyEngine/src/World/Components.bf

@@ -4,6 +4,17 @@ using System;
 
 namespace GlitchyEngine.World
 {
+	[AttributeUsage(.Struct, .ReflectAttribute, ReflectUser=.Methods | .NonStaticFields)]
+	struct ComponentAttribute : Attribute
+	{
+		public String Name;
+
+		public this(String name)
+		{
+			Name = name;
+		}
+	}
+
 	/// If an entity has the EditorComponent it won't be displayed in the scene hierarchy.
 	struct EditorComponent
 	{
@@ -13,7 +24,8 @@ namespace GlitchyEngine.World
 
 		}
 	}
-	
+
+	[Component("Sprite Renderer")]
 	struct SpriterRendererComponent : IDisposableComponent
 	{
 		public Texture2D Sprite = null;