PO/Library/PackageCache/com.unity.2d.pixel-perfect@.../Editor/ObjectMenuCreation/GameObjectCreation.cs

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using System;
using UnityEditor.SceneManagement;
using UnityEngine;
using UnityEngine.U2D;
namespace UnityEditor.U2D
{
static class GameObjectCreation
{
const int k_PixelPerfectCameraGameObjectMenuPriority = 5;
[MenuItem("GameObject/2D Object/Pixel Perfect Camera", priority = k_PixelPerfectCameraGameObjectMenuPriority)]
static void GameObjectCreatePixelPerfectCamera(MenuCommand menuCommand)
{
var go = CreateGameObject("Pixel Perfect Camera", menuCommand, new []{typeof(PixelPerfectCamera)});
go.GetComponent<PixelPerfectCamera>().pixelSnapping = true;
}
static public GameObject CreateGameObject(string name, MenuCommand menuCommand, params Type[] components)
{
var parent = menuCommand.context as GameObject;
var newGO = ObjectFactory.CreateGameObject(name, components);
newGO.name = name;
Selection.activeObject = newGO;
Place(newGO, parent);
if (EditorSettings.defaultBehaviorMode == EditorBehaviorMode.Mode2D)
{
var position = newGO.transform.position;
position.z = 0;
newGO.transform.position = position;
}
Undo.RegisterCreatedObjectUndo(newGO, string.Format("Create {0}", name));
return newGO;
}
internal static void Place(GameObject go, GameObject parentTransform)
{
if (parentTransform != null)
{
var transform = go.transform;
Undo.SetTransformParent(transform, parentTransform.transform, "Reparenting");
transform.localPosition = Vector3.zero;
transform.localRotation = Quaternion.identity;
transform.localScale = Vector3.one;
go.layer = parentTransform.gameObject.layer;
if (parentTransform.GetComponent<RectTransform>())
ObjectFactory.AddComponent<RectTransform>(go);
}
else
{
PlaceGameObjectInFrontOfSceneView(go);
StageUtility.PlaceGameObjectInCurrentStage(go); // may change parent
}
// Only at this point do we know the actual parent of the object and can modify its name accordingly.
GameObjectUtility.EnsureUniqueNameForSibling(go);
Undo.SetCurrentGroupName("Create " + go.name);
Selection.activeGameObject = go;
}
internal static void PlaceGameObjectInFrontOfSceneView(GameObject go)
{
var view = SceneView.lastActiveSceneView;
if (view != null)
{
view.MoveToView(go.transform);
}
}
}
}