switched back to imgui dragdrop

This commit is contained in:
max 2024-10-15 23:17:58 +02:00
parent 86b54e1521
commit 9387bfa59c
2 changed files with 30 additions and 96 deletions

View File

@ -1,6 +1,4 @@
namespace Nerfed.Editor.Components;
public readonly record struct SelectedInHierachy;
public readonly record struct ClickedInHierachy;
public readonly record struct PayloadSourceInHierachy;
public readonly record struct PayloadTargetInHierachy;
public readonly record struct ClickedInHierachy;

View File

@ -17,7 +17,6 @@ internal class EditorHierarchyWindow : MoonTools.ECS.DebugSystem
private readonly Filter rootEntitiesFilter;
private readonly EditorHierachySelectionSystem hierachySelectionSystem;
private readonly EditorHierachyDragAndDropSystem hierachyDragAndDropSystem;
public EditorHierarchyWindow(World world) : base(world)
{
@ -34,7 +33,6 @@ public EditorHierarchyWindow(World world) : base(world)
// Or a EditorComponent, just a component that always gets added when in editor mode.
hierachySelectionSystem = new EditorHierachySelectionSystem(world);
hierachyDragAndDropSystem = new EditorHierachyDragAndDropSystem(world);
}
public override void Update(TimeSpan delta)
@ -46,23 +44,23 @@ public override void Update(TimeSpan delta)
if (ImGui.TreeNodeEx("World", flags))
{
//if (ImGui.BeginDragDropTarget())
//{
// unsafe
// {
// ImGuiPayloadPtr payload = ImGui.AcceptDragDropPayload($"{nameof(EditorHierarchyWindow)}");
// if (payload.NativePtr != null)
// {
// Entity* data = (Entity*)payload.Data;
// Entity child = data[0];
if (ImGui.BeginDragDropTarget())
{
unsafe
{
ImGuiPayloadPtr payload = ImGui.AcceptDragDropPayload($"{nameof(EditorHierarchyWindow)}");
if (payload.NativePtr != null)
{
Entity* data = (Entity*)payload.Data;
Entity child = data[0];
// Log.Info($"Dropped {child.ID}");
Log.Info($"Dropped {child.ID}");
// Transform.RemoveParent(World, child);
// }
// }
// ImGui.EndDragDropTarget();
//}
Transform.RemoveParent(World, child);
}
}
ImGui.EndDragDropTarget();
}
//foreach (Entity entity in rootEntitiesWithTransformFilter.Entities)
//{
@ -80,7 +78,6 @@ public override void Update(TimeSpan delta)
ImGui.End();
hierachySelectionSystem.Update(delta);
hierachyDragAndDropSystem.Update(delta);
}
private void DrawEntityAndChildren(in Entity entity)
@ -108,44 +105,31 @@ private void DrawEntityAndChildren(in Entity entity)
// Drag and drop.
if (ImGui.BeginDragDropSource())
{
ImGui.SetDragDropPayload($"{nameof(EditorHierarchyWindow)}", nint.Zero, 0);
Set(entity, new PayloadSourceInHierachy());
Log.Info($"SetSource {entity.ID}");
//unsafe
//{
// fixed (Entity* payload = &entity)
// {
// ImGui.SetDragDropPayload($"{nameof(EditorHierarchyWindow)}", (IntPtr)payload, (uint)sizeof(Entity));
// }
//}
unsafe
{
fixed (Entity* payload = &entity)
{
ImGui.SetDragDropPayload($"{nameof(EditorHierarchyWindow)}", (IntPtr)payload, (uint)sizeof(Entity));
}
}
ImGui.EndDragDropSource();
}
if (ImGui.BeginDragDropTarget())
{
ImGuiPayloadPtr payload = ImGui.AcceptDragDropPayload($"{nameof(EditorHierarchyWindow)}");
unsafe
{
ImGuiPayloadPtr payload = ImGui.AcceptDragDropPayload($"{nameof(EditorHierarchyWindow)}");
if (payload.NativePtr != null)
{
Log.Info($"SetTarget {entity.ID}");
Set(entity, new PayloadTargetInHierachy());
Entity ent = *(Entity*)payload.Data;
Log.Info($"Dropped {ent.ID}");
Transform.SetParent(World, ent, entity);
}
}
//unsafe
//{
// ImGuiPayloadPtr payload = ImGui.AcceptDragDropPayload($"{nameof(EditorHierarchyWindow)}");
// if (payload.NativePtr != null)
// {
// Entity ent = *(Entity*)payload.Data;
// Log.Info($"Dropped {ent.ID}");
// Transform.SetParent(World, ent, entity);
// }
//}
ImGui.EndDragDropTarget();
}
@ -200,53 +184,5 @@ public override void Update(TimeSpan delta)
}
}
}
private class EditorHierachyDragAndDropSystem : MoonTools.ECS.System
{
private readonly Filter sourceEntities;
private readonly Filter targetEntities;
public EditorHierachyDragAndDropSystem(World world) : base(world)
{
sourceEntities = FilterBuilder.Include<PayloadSourceInHierachy>().Build();
targetEntities = FilterBuilder.Include<PayloadTargetInHierachy>().Build();
}
public override void Update(TimeSpan delta)
{
if (!targetEntities.Empty)
{
Entity target = GetSingletonEntity<PayloadTargetInHierachy>();
foreach (Entity source in sourceEntities.Entities)
{
Transform.SetParent(World, source, target);
}
}
bool clear = false;
unsafe
{
ImGuiPayloadPtr payload = ImGui.GetDragDropPayload();
if (payload.NativePtr == null)
{
clear = true;
}
}
if (clear)
{
foreach (Entity source in targetEntities.Entities)
{
Remove<PayloadTargetInHierachy>(source);
}
foreach (Entity source in sourceEntities.Entities)
{
Remove<PayloadSourceInHierachy>(source);
}
}
}
}
}
}
}