wuxianshengcong/Library/PackageCache/com.unity.2d.tilemap@1.0.0/Editor/GridPaintPaletteClipboard.cs
2025-01-02 14:50:41 +08:00

1659 lines
62 KiB
C#

using System;
using System.Collections.Generic;
using UnityEditor.EditorTools;
using UnityEngine;
using UnityEngine.Tilemaps;
using UnityEngine.UIElements;
using Event = UnityEngine.Event;
namespace UnityEditor.Tilemaps
{
[Serializable]
internal class GridPaintPaletteClipboard : PaintableGrid
{
static class Styles
{
public static readonly GUIContent emptyProjectInfo = EditorGUIUtility.TrTextContent("Create a new palette in the dropdown above.");
public static readonly GUIContent emptyPaletteInfo = EditorGUIUtility.TrTextContent("Drag Tile, Sprite or Sprite Texture assets here.");
public static readonly GUIContent invalidPaletteInfo = EditorGUIUtility.TrTextContent("This is an invalid palette. Did you delete the palette asset?");
public static readonly GUIContent invalidGridInfo = EditorGUIUtility.TrTextContent("The palette has an invalid Grid. Did you add a Grid to the palette asset?");
}
private static List<GridPaintPaletteClipboard> s_Instances;
public static List<GridPaintPaletteClipboard> instances
{
get
{
if (s_Instances == null)
s_Instances = new List<GridPaintPaletteClipboard>();
return s_Instances;
}
}
private bool disableOnBrushPicked;
public event Action onBrushPicked;
private static readonly string paletteSavedOutsideClipboard = L10n.Tr("Palette Asset {0} was changed outside of the Tile Palette. All changes in the Tile Palette made will be reverted.");
private bool m_PaletteNeedsSave;
private const float k_ZoomSpeed = 7f;
private const float k_MinZoom = 10f; // How many pixels per cell at minimum
private const float k_MaxZoom = 100f; // How many pixels per cell at maximum
private const float k_Padding = 0.75f; // How many percentages of window size is the empty padding around the palette content
private int m_KeyboardPanningID;
private int m_MousePanningID;
private Vector2 m_MouseZoomInitialPosition;
private float k_KeyboardPanningSpeed = 3.0f;
private Vector3 m_KeyboardPanning;
private Rect m_GUIRect = new Rect(0, 0, 200, 200);
public Rect guiRect
{
get => m_GUIRect;
set
{
if (m_GUIRect == value)
return;
var oldValue = m_GUIRect;
m_GUIRect = value;
OnViewSizeChanged(oldValue, m_GUIRect);
}
}
private VisualElement m_VisualElement;
public bool activeDragAndDrop { get { return DragAndDrop.objectReferences.Length > 0 && guiRect.Contains(Event.current.mousePosition); } }
[SerializeField] private bool m_CameraInitializedToBounds;
[SerializeField] public bool m_CameraPositionSaved;
[SerializeField] public Vector3 m_CameraPosition;
[SerializeField] public float m_CameraOrthographicSize;
[SerializeField] public GridLayout.CellSwizzle m_CameraSwizzleView;
private BoundsInt? m_ActivePick;
private Vector3Int m_ActivePivot;
private Dictionary<Vector2Int, TileDragAndDropHoverData> m_HoverData;
private bool m_Unlocked;
private GameObject palette => GridPaintingState.palette;
private GridBrushBase gridBrush => GridPaintingState.gridBrush;
private PreviewRenderUtility m_PreviewUtility;
internal Vector3 cameraPosition
{
get => m_PreviewUtility.camera.transform.position;
set
{
m_PreviewUtility.camera.transform.position = value;
ClampZoomAndPan();
}
}
internal float cameraSize
{
get => m_PreviewUtility.camera.orthographicSize;
set
{
m_PreviewUtility.camera.orthographicSize = value;
ClampZoomAndPan();
}
}
internal TransparencySortMode cameraTransparencySortMode
{
get => m_PreviewUtility.camera.transparencySortMode;
set => m_PreviewUtility.camera.transparencySortMode = value;
}
internal Vector3 cameraTransparencySortAxis
{
get => m_PreviewUtility.camera.transparencySortAxis;
set => m_PreviewUtility.camera.transparencySortAxis = value;
}
[SerializeField] private GameObject m_PaletteInstance;
internal GameObject paletteInstance
{
get
{
if (m_PaletteInstance == null && palette != null && m_PreviewUtility != null)
ResetPreviewInstance();
return m_PaletteInstance;
}
}
private Tilemap tilemap { get { return paletteInstance != null ? paletteInstance.GetComponentInChildren<Tilemap>() : null; } }
private Grid grid { get { return paletteInstance != null ? paletteInstance.GetComponent<Grid>() : null; } }
private Grid prefabGrid { get { return palette != null ? palette.GetComponent<Grid>() : null; } }
private Mesh m_GridMesh;
private int m_LastGridHash;
private Material m_GridMaterial;
private static readonly Color k_GridColor = Color.white.AlphaMultiplied(0.1f);
private static readonly PrefColor tilePaletteBackgroundColor = new PrefColor("2D/Tile Palette Background"
, 118.0f / 255.0f // Light
, 118.0f / 255.0f
, 118.0f / 255.0f
, 127.0f / 255.0f
, 31.0f / 255.0f // Dark
, 31.0f / 255.0f
, 31.0f / 255.0f
, 127.0f / 255.0f);
private bool m_PaletteUsed; // We mark palette used, when it has been changed in any way during being actively open.
private Vector2? m_PreviousMousePosition;
private bool m_DelayedResetPaletteInstance;
internal void DelayedResetPreviewInstance()
{
m_DelayedResetPaletteInstance = true;
}
public TileBase activeTile
{
get
{
if (m_ActivePick.HasValue && m_ActivePick.Value.size == Vector3Int.one && GridPaintingState.defaultBrush != null && GridPaintingState.defaultBrush.cellCount > 0)
return GridPaintingState.defaultBrush.cells[0].tile;
return null;
}
}
private RectInt bounds
{
get
{
RectInt r = default;
if (tilemap == null || TilemapIsEmpty(tilemap))
return r;
tilemap.CompressBounds();
var origin = tilemap.origin;
var size = tilemap.size;
r = new RectInt(origin.x, origin.y, size.x, size.y);
return r;
}
}
// Max area we are ever showing. Depends on the zoom level and content of palette.
private Rect paddedBounds
{
get
{
var GUIAspect = m_GUIRect.width / m_GUIRect.height;
var orthographicSize = m_PreviewUtility.camera.orthographicSize;
var paddingW = orthographicSize * GUIAspect * k_Padding * 2f;
var paddingH = orthographicSize * k_Padding * 2f;
Bounds localBounds = grid.GetBoundsLocal(
new Vector3(bounds.xMin, bounds.yMin, 0.0f),
new Vector3(bounds.size.x, bounds.size.y, 0.0f));
Rect result = new Rect(
new Vector2(localBounds.min.x - paddingW, localBounds.min.y - paddingH),
new Vector2(localBounds.size.x + paddingW * 2f, localBounds.size.y + paddingH * 2f));
return result;
}
}
private RectInt paddedBoundsInt
{
get
{
var min = Vector3Int.FloorToInt(paddedBounds.min);
var max = Vector3Int.CeilToInt(paddedBounds.max);
return new RectInt(min.x, min.y, max.x - min.x, max.y - min.y);
}
}
private GameObject brushTarget
{
get
{
return (tilemap != null) ? tilemap.gameObject : (grid != null) ? grid.gameObject : null;
}
}
public bool unlocked
{
get { return m_Unlocked; }
set
{
if (value == false && m_Unlocked)
{
if (tilemap != null)
tilemap.ClearAllEditorPreviewTiles();
SavePaletteIfNecessary();
}
m_Unlocked = value;
unlockedChanged?.Invoke(m_Unlocked);
}
}
public event Action<bool> unlockedChanged;
public bool isReceivingDragAndDrop { get { return m_HoverData != null && m_HoverData.Count > 0; } }
public bool showNewEmptyClipboardInfo
{
get
{
if (paletteInstance == null)
return false;
if (tilemap == null)
return false;
if (unlocked && inEditMode)
return false;
if (!TilemapIsEmpty(tilemap))
return false;
if (tilemap.transform.childCount > 0)
return false;
if (isReceivingDragAndDrop)
return false;
// If user happens to erase the last content of used palette, we don't want to show the new palette info anymore
if (m_PaletteUsed)
return false;
return true;
}
}
public bool isModified { get { return m_PaletteNeedsSave; } }
public VisualElement attachedVisualElement
{
set { m_VisualElement = value; }
}
public void OnBeforePaletteSelectionChanged()
{
SavePaletteIfNecessary();
DestroyPreviewInstance();
FlushHoverData();
}
private void FlushHoverData()
{
if (m_HoverData != null)
{
m_HoverData.Clear();
m_HoverData = null;
}
}
public void OnAfterPaletteSelectionChanged()
{
m_PaletteUsed = false;
ResetPreviewInstance();
if (palette != null)
ResetPreviewCamera();
}
public void SetupPreviewCameraOnInit()
{
if (m_CameraPositionSaved)
LoadSavedCameraPosition();
else
ResetPreviewCamera();
}
private void LoadSavedCameraPosition()
{
m_PreviewUtility.camera.transform.position = m_CameraPosition;
m_PreviewUtility.camera.orthographicSize = m_CameraOrthographicSize;
m_PreviewUtility.camera.nearClipPlane = 0.01f;
m_PreviewUtility.camera.farClipPlane = 100f;
}
private Vector3 GetCameraPositionFromXYZ(Vector3 xyzPosition)
{
var position = Grid.Swizzle(m_CameraSwizzleView, xyzPosition);
position = GetCameraPosition(position);
return position;
}
private Vector3 GetCameraPosition(Vector3 xyzPosition)
{
var position = xyzPosition;
switch (m_CameraSwizzleView)
{
case GridLayout.CellSwizzle.XZY:
{
position.y = 10f;
}
break;
case GridLayout.CellSwizzle.YZX:
{
position.y = -10f;
}
break;
case GridLayout.CellSwizzle.ZYX:
{
position.x = 10f;
}
break;
case GridLayout.CellSwizzle.ZXY:
{
position.x = -10f;
}
break;
case GridLayout.CellSwizzle.YXZ:
{
position.z = 10f;
}
break;
case GridLayout.CellSwizzle.XYZ:
default:
{
position.z = -10f;
}
break;
}
return position;
}
private void ResetPreviewCamera()
{
var transform = m_PreviewUtility.camera.transform;
transform.position = GetCameraPositionFromXYZ(Vector3.zero);
switch (m_CameraSwizzleView)
{
case GridLayout.CellSwizzle.XZY:
{
transform.rotation = Quaternion.LookRotation(new Vector3(0, -1, 0), new Vector3(0, 0, 1));
}
break;
case GridLayout.CellSwizzle.YZX:
{
transform.rotation = Quaternion.LookRotation(new Vector3(0, 1, 0), new Vector3(1, 0, 0));
}
break;
case GridLayout.CellSwizzle.ZXY:
{
transform.rotation = Quaternion.LookRotation(new Vector3(1, 0, 0), new Vector3(0, 0, 1));
}
break;
case GridLayout.CellSwizzle.ZYX:
{
transform.rotation = Quaternion.LookRotation(new Vector3(-1, 0, 0), new Vector3(0, 1, 0));
}
break;
case GridLayout.CellSwizzle.YXZ:
{
transform.rotation = Quaternion.LookRotation(new Vector3(0, 0, -1), new Vector3(1, 0, 0));
}
break;
case GridLayout.CellSwizzle.XYZ:
default:
{
transform.rotation = Quaternion.identity;
}
break;
}
m_PreviewUtility.camera.nearClipPlane = 0.01f;
m_PreviewUtility.camera.farClipPlane = 100f;
FrameEntirePalette();
}
public void InitPreviewUtility()
{
m_PreviewUtility = new PreviewRenderUtility(true, true);
m_PreviewUtility.camera.orthographic = true;
m_PreviewUtility.camera.orthographicSize = 5f;
m_PreviewUtility.camera.transform.position = new Vector3(0f, 0f, -10f);
m_PreviewUtility.ambientColor = new Color(1f, 1f, 1f, 0);
}
public void ResetPreviewInstance()
{
// Store GridSelection for current Palette Instance
Stack<int> childPositions = null;
BoundsInt previousGridSelectionPosition = default;
if (m_PaletteInstance != null && GridSelection.active && GridSelection.target.transform.IsChildOf(m_PaletteInstance.transform))
{
childPositions = new Stack<int>();
var transform = GridSelection.target.transform;
while (transform != null && transform != m_PaletteInstance.transform)
{
childPositions.Push(transform.GetSiblingIndex());
transform = transform.parent;
}
previousGridSelectionPosition = GridSelection.position;
ClearGridSelection();
}
DestroyPreviewInstance();
if (palette != null)
{
m_PaletteInstance = m_PreviewUtility.InstantiatePrefabInScene(palette);
// Disconnecting prefabs is no longer possible.
// If performance of overrides on palette palette instance turns out to be a problem.
// unpack the prefab instance here, and overwrite the prefab later instead of reconnecting.
PrefabUtility.UnpackPrefabInstance(m_PaletteInstance, PrefabUnpackMode.OutermostRoot, InteractionMode.AutomatedAction);
EditorUtility.InitInstantiatedPreviewRecursive(m_PaletteInstance);
m_PaletteInstance.transform.position = new Vector3(0, 0, 0);
m_PaletteInstance.transform.rotation = Quaternion.identity;
m_PaletteInstance.transform.localScale = Vector3.one;
var paletteAsset = GridPaletteUtility.GetGridPaletteFromPaletteAsset(palette);
if (paletteAsset != null)
{
// Handle Cell Sizing for Palette
if (paletteAsset.cellSizing == GridPalette.CellSizing.Automatic)
{
var paletteGrid = m_PaletteInstance.GetComponent<Grid>();
if (paletteGrid != null)
{
paletteGrid.cellSize = GridPaletteUtility.CalculateAutoCellSize(paletteGrid, paletteGrid.cellSize);
}
else
{
Debug.LogWarning("Grid component not found from: " + palette.name);
}
}
// Handle Transparency Sort Settings
m_PreviewUtility.camera.transparencySortMode = paletteAsset.transparencySortMode;
m_PreviewUtility.camera.transparencySortAxis = paletteAsset.transparencySortAxis;
// Handle Camera View for Grid
m_CameraSwizzleView = GridLayout.CellSwizzle.XYZ;
var instanceGrid = m_PaletteInstance.GetComponent<Grid>();
if (instanceGrid != null)
m_CameraSwizzleView = instanceGrid.cellSwizzle;
}
else
{
Debug.LogWarning("GridPalette subasset not found from: " + palette.name);
m_PreviewUtility.camera.transparencySortMode = TransparencySortMode.Default;
m_PreviewUtility.camera.transparencySortAxis = new Vector3(0f, 0f, 1f);
}
foreach (var transform in m_PaletteInstance.GetComponentsInChildren<Transform>())
transform.gameObject.hideFlags = HideFlags.HideAndDontSave;
// Show all renderers from Palettes from previous versions
PreviewRenderUtility.SetEnabledRecursive(m_PaletteInstance, true);
// Update preview Grid Mesh for new palette instance
ResetPreviewGridMesh();
// Restore GridSelection for new palette instance
if (childPositions != null)
{
var transform = m_PaletteInstance.transform;
while (childPositions.Count > 0)
{
var siblingIndex = childPositions.Pop();
if (siblingIndex < transform.childCount)
transform = transform.GetChild(siblingIndex);
}
GridSelection.Select(transform.gameObject, previousGridSelectionPosition);
}
}
m_DelayedResetPaletteInstance = false;
}
public void DestroyPreviewInstance()
{
if (m_PaletteInstance != null)
{
Undo.ClearUndo(m_PaletteInstance);
if (GridSelection.active && GridSelection.target == tilemap.gameObject)
{
GridSelection.TransferToStandalone(palette);
}
else
{
DestroyImmediate(m_PaletteInstance);
}
m_PaletteInstance = null;
}
}
private void ResetPreviewGridMesh()
{
if (m_GridMesh != null)
{
DestroyImmediate(m_GridMesh);
m_GridMesh = null;
}
m_GridMaterial = null;
}
public void FrameEntirePalette()
{
Frame(bounds);
}
private void Frame(RectInt rect)
{
if (grid == null)
return;
var position = grid.CellToLocalInterpolated(new Vector3(rect.center.x, rect.center.y, 0));
position = GetCameraPosition(position);
var height = (grid.CellToLocal(new Vector3Int(0, rect.yMax, 0)) - grid.CellToLocal(new Vector3Int(0, rect.yMin, 0))).magnitude;
var width = (grid.CellToLocal(new Vector3Int(rect.xMax, 0, 0)) - grid.CellToLocal(new Vector3Int(rect.xMin, 0, 0))).magnitude;
var cellSize = grid.cellSize;
width += cellSize.x;
height += cellSize.y;
var GUIAspect = m_GUIRect.width / m_GUIRect.height;
var contentAspect = width / height;
m_PreviewUtility.camera.transform.position = position;
m_PreviewUtility.camera.orthographicSize = (GUIAspect > contentAspect ? height : width / GUIAspect) / 2f;
ClampZoomAndPan();
}
private void RefreshAllTiles()
{
if (tilemap != null)
tilemap.RefreshAllTiles();
}
protected override void OnEnable()
{
base.OnEnable();
instances.Add(this);
EditorApplication.editorApplicationQuit += EditorApplicationQuit;
PrefabUtility.prefabInstanceUpdated += PrefabInstanceUpdated;
Undo.undoRedoPerformed += UndoRedoPerformed;
m_KeyboardPanningID = GUIUtility.GetPermanentControlID();
m_MousePanningID = GUIUtility.GetPermanentControlID();
InitPreviewUtility();
ResetPreviewInstance();
SetupPreviewCameraOnInit();
}
protected override void OnDisable()
{
SavePaletteIfNecessary();
unlocked = false;
DestroyPreviewInstance();
if (m_PreviewUtility != null && m_PreviewUtility.camera != null)
{
// Save Preview camera coordinates
m_CameraPosition = m_PreviewUtility.camera.transform.position;
m_CameraOrthographicSize = m_PreviewUtility.camera.orthographicSize;
m_CameraPositionSaved = true;
}
if (m_PreviewUtility != null)
m_PreviewUtility.Cleanup();
m_PreviewUtility = null;
Undo.undoRedoPerformed -= UndoRedoPerformed;
PrefabUtility.prefabInstanceUpdated -= PrefabInstanceUpdated;
EditorApplication.editorApplicationQuit -= EditorApplicationQuit;
instances.Remove(this);
base.OnDisable();
}
private void DisplayClipboardText(GUIContent clipboardText, Rect textPosition)
{
Color old = GUI.color;
GUI.color = Color.gray;
var infoSize = GUI.skin.label.CalcSize(clipboardText);
Rect rect = new Rect(textPosition.center.x - infoSize.x * .5f, textPosition.center.y - infoSize.y * .5f, infoSize.x, infoSize.y);
GUI.Label(rect, clipboardText);
GUI.color = old;
}
public void OnClipboardGUI(Rect clipboardPosition)
{
if (Event.current.type != EventType.Layout && clipboardPosition.Contains(Event.current.mousePosition) && GridPaintingState.activeGrid != this && unlocked)
{
GridPaintingState.activeGrid = this;
SceneView.RepaintAll();
}
// Validate palette (case 1017965)
GUIContent paletteError = null;
if (palette == null)
{
if (GridPaintingState.palettes.Count == 0)
paletteError = Styles.emptyProjectInfo;
else
paletteError = Styles.invalidPaletteInfo;
}
else if (palette.GetComponent<Grid>() == null)
{
paletteError = Styles.invalidGridInfo;
}
if (paletteError != null)
{
DisplayClipboardText(paletteError, clipboardPosition);
return;
}
bool oldEnabled = GUI.enabled;
GUI.enabled = !showNewEmptyClipboardInfo || DragAndDrop.objectReferences.Length > 0;
if (Event.current.type == EventType.Repaint)
guiRect = clipboardPosition;
EditorGUI.BeginChangeCheck();
OnGUI();
if (EditorGUI.EndChangeCheck())
Repaint();
GUI.enabled = oldEnabled;
if (showNewEmptyClipboardInfo)
{
DisplayClipboardText(Styles.emptyPaletteInfo, clipboardPosition);
}
}
public override void OnGUI()
{
if (Mathf.Approximately(guiRect.width, 0f) || Mathf.Approximately(guiRect.height, 0f))
return;
UpdateMouseGridPosition();
HandleDragAndDrop();
if (m_DelayedResetPaletteInstance)
{
var originalSwizzleView = m_CameraSwizzleView;
ResetPreviewInstance();
if (palette != null && originalSwizzleView != m_CameraSwizzleView)
ResetPreviewCamera();
}
if (palette == null)
return;
HandlePanAndZoom();
HandleKeyboardMousePick();
if (showNewEmptyClipboardInfo)
return;
if (Event.current.type == EventType.Repaint && !m_CameraInitializedToBounds)
{
Frame(bounds);
m_CameraInitializedToBounds = true;
}
HandleMouseEnterLeave();
if (guiRect.Contains(Event.current.mousePosition) || Event.current.type != EventType.MouseDown)
base.OnGUI();
if (Event.current.type == EventType.Repaint
|| (unlocked && (inEditMode || GridSelectionTool.IsActive())))
{
Render();
}
else
{
RenderSelectedBrushMarquee();
CallOnPaintSceneGUI(mouseGridPosition);
}
m_PreviousMousePosition = Event.current.mousePosition;
}
private void OnViewSizeChanged(Rect oldSize, Rect newSize)
{
if (Mathf.Approximately(oldSize.height * oldSize.width * newSize.height * newSize.width, 0f))
return;
Camera cam = m_PreviewUtility.camera;
Vector2 sizeDelta = new Vector2(
newSize.width / LocalToScreenRatio(newSize.height) - oldSize.width / LocalToScreenRatio(oldSize.height),
newSize.height / LocalToScreenRatio(newSize.height) - oldSize.height / LocalToScreenRatio(oldSize.height));
cam.transform.Translate(sizeDelta / 2f);
ClampZoomAndPan();
}
private void EditorApplicationQuit()
{
SavePaletteIfNecessary();
}
private void UndoRedoPerformed()
{
if (!unlocked)
return;
m_PaletteNeedsSave = true;
RefreshAllTiles();
Repaint();
}
private void PrefabInstanceUpdated(GameObject updatedPrefab)
{
// case 947462: Reset the palette instance after its prefab has been updated as it could have been changed
if (m_PaletteInstance != null && PrefabUtility.GetCorrespondingObjectFromSource(updatedPrefab) == palette && !GridPaintingState.savingPalette)
{
m_PaletteNeedsSave = true;
RefreshAllTiles();
Repaint();
}
}
private void HandlePanAndZoom()
{
switch (Event.current.type)
{
case EventType.MouseDown:
if (MousePanningEvent() && guiRect.Contains(Event.current.mousePosition) && GUIUtility.hotControl == 0)
{
GUIUtility.hotControl = m_MousePanningID;
m_MouseZoomInitialPosition = Event.current.mousePosition;
Event.current.Use();
}
break;
case EventType.ValidateCommand:
if (Event.current.commandName == EventCommandNames.FrameSelected)
{
Event.current.Use();
}
break;
case EventType.ExecuteCommand:
if (Event.current.commandName == EventCommandNames.FrameSelected)
{
if (m_ActivePick.HasValue)
{
var rect = new RectInt(m_ActivePick.Value.x, m_ActivePick.Value.y,
m_ActivePick.Value.size.x, m_ActivePick.Value.size.y);
Frame(rect);
}
else
FrameEntirePalette();
Event.current.Use();
}
break;
case EventType.ScrollWheel:
if (guiRect.Contains(Event.current.mousePosition))
{
HandleMouseZoom(Event.current.mousePosition);
Event.current.Use();
}
break;
case EventType.MouseDrag:
if (GUIUtility.hotControl == m_MousePanningID)
{
if (Event.current.alt && Event.current.button == 1)
{
HandleMouseZoom(m_MouseZoomInitialPosition);
}
else
{
Vector3 delta = new Vector3(-Event.current.delta.x, Event.current.delta.y, 0f) / LocalToScreenRatio();
m_PreviewUtility.camera.transform.Translate(delta);
ClampZoomAndPan();
}
Event.current.Use();
}
break;
case EventType.MouseMove: // Fix mouse cursor being stuck when panning ended outside our window
if (GUIUtility.hotControl == m_MousePanningID && !MousePanningEvent())
GUIUtility.hotControl = 0;
break;
case EventType.MouseUp:
if (GUIUtility.hotControl == m_MousePanningID)
{
ClampZoomAndPan();
GUIUtility.hotControl = 0;
Event.current.Use();
}
break;
case EventType.KeyDown:
if ((GUIUtility.hotControl == 0 || GUIUtility.hotControl == m_KeyboardPanningID) && !Event.current.shift)
{
switch (Event.current.keyCode)
{
case KeyCode.LeftArrow:
m_KeyboardPanning.x = -k_KeyboardPanningSpeed / LocalToScreenRatio();
GUIUtility.hotControl = m_KeyboardPanningID;
Event.current.Use();
break;
case KeyCode.RightArrow:
m_KeyboardPanning.x = k_KeyboardPanningSpeed / LocalToScreenRatio();
GUIUtility.hotControl = m_KeyboardPanningID;
Event.current.Use();
break;
case KeyCode.UpArrow:
m_KeyboardPanning.y = k_KeyboardPanningSpeed / LocalToScreenRatio();
GUIUtility.hotControl = m_KeyboardPanningID;
Event.current.Use();
break;
case KeyCode.DownArrow:
m_KeyboardPanning.y = -k_KeyboardPanningSpeed / LocalToScreenRatio();
GUIUtility.hotControl = m_KeyboardPanningID;
Event.current.Use();
break;
}
}
break;
case EventType.KeyUp:
if (GUIUtility.hotControl == m_KeyboardPanningID)
{
m_KeyboardPanning = Vector3.zero;
GUIUtility.hotControl = 0;
Event.current.Use();
}
break;
case EventType.Repaint:
if (GUIUtility.hotControl == m_KeyboardPanningID)
{
m_PreviewUtility.camera.transform.Translate(m_KeyboardPanning);
ClampZoomAndPan();
Repaint();
}
if (GUIUtility.hotControl == m_MousePanningID)
EditorGUIUtility.AddCursorRect(guiRect, MouseCursor.Pan);
break;
}
}
private void HandleMouseZoom(Vector2 currentMousePosition)
{
float zoomDelta = HandleUtility.niceMouseDeltaZoom * (Event.current.shift ? -9 : -3) * k_ZoomSpeed;
Camera camera = m_PreviewUtility.camera;
Vector3 oldLocalPos = ScreenToLocal(currentMousePosition);
camera.orthographicSize = Mathf.Max(.0001f, camera.orthographicSize * (1 + zoomDelta * .001f));
ClampZoomAndPan();
Vector3 newLocalPos = ScreenToLocal(currentMousePosition);
Vector3 localDelta = newLocalPos - oldLocalPos;
camera.transform.position -= localDelta;
ClampZoomAndPan();
}
private void HandleKeyboardMousePick()
{
if (GUIUtility.hotControl == 0 || GUIUtility.hotControl == m_KeyboardPanningID)
{
if (Event.current.type == EventType.KeyDown && Event.current.shift && m_ActivePick.HasValue)
{
var delta = Vector3Int.zero;
switch (Event.current.keyCode)
{
case KeyCode.LeftArrow:
delta = Vector3Int.left;
break;
case KeyCode.RightArrow:
delta = Vector3Int.right;
Event.current.Use();
break;
case KeyCode.UpArrow:
delta = Vector3Int.up;
Event.current.Use();
break;
case KeyCode.DownArrow:
delta = Vector3Int.down;
break;
}
if (delta != Vector3Int.zero)
{
disableOnBrushPicked = true;
PickBrush(new BoundsInt(m_ActivePick.Value.position + delta, m_ActivePick.Value.size),
m_ActivePivot);
disableOnBrushPicked = false;
Event.current.Use();
}
}
}
}
private static bool MousePanningEvent()
{
return (Event.current.button == 0 && Event.current.alt || Event.current.button > 0);
}
private void ClampZoomAndPan()
{
float pixelsPerCell = grid.cellSize.y * LocalToScreenRatio();
if (pixelsPerCell < k_MinZoom)
m_PreviewUtility.camera.orthographicSize = (grid.cellSize.y * guiRect.height) / (k_MinZoom * 2f);
else if (pixelsPerCell > k_MaxZoom)
m_PreviewUtility.camera.orthographicSize = (grid.cellSize.y * guiRect.height) / (k_MaxZoom * 2f);
Camera cam = m_PreviewUtility.camera;
float cameraOrthographicSize = cam.orthographicSize;
Rect r = paddedBounds;
var camPos = cam.transform.position;
var camLimit = Grid.Swizzle(m_CameraSwizzleView, new Vector3(cameraOrthographicSize * (guiRect.width / guiRect.height), cameraOrthographicSize));
var camMin = camPos - camLimit;
var camMax = camPos + camLimit;
var rMin = Grid.Swizzle(m_CameraSwizzleView, r.min);
var rMax = Grid.Swizzle(m_CameraSwizzleView, r.max);
if (m_CameraSwizzleView != GridLayout.CellSwizzle.ZXY && m_CameraSwizzleView != GridLayout.CellSwizzle.ZYX)
{
if (camMin.x < rMin.x)
{
camPos += new Vector3(rMin.x - camMin.x, 0f, 0f);
}
if (camMax.x > rMax.x)
{
camPos += new Vector3(rMax.x - camMax.x, 0f, 0f);
}
}
if (m_CameraSwizzleView != GridLayout.CellSwizzle.XZY && m_CameraSwizzleView != GridLayout.CellSwizzle.YZX)
{
if (camMin.y < rMin.y)
{
camPos += new Vector3(0f, rMin.y - camMin.y, 0f);
}
if (camMax.y > rMax.y)
{
camPos += new Vector3(0f, rMax.y - camMax.y, 0f);
}
}
if (m_CameraSwizzleView != GridLayout.CellSwizzle.XYZ && m_CameraSwizzleView != GridLayout.CellSwizzle.YXZ)
{
if (camMin.z < rMin.z)
{
camPos += new Vector3(0f, 0f, rMin.z - camMin.z);
}
if (camMax.z > rMax.z)
{
camPos += new Vector3(0f, 0f, rMax.z - camMax.z);
}
}
cam.transform.position = camPos;
DestroyImmediate(m_GridMesh);
m_GridMesh = null;
}
private void Render()
{
if (guiRect.width <= 0f || guiRect.height <= 0f)
return;
if (m_GridMesh != null && GetGridHash() != m_LastGridHash)
{
ResetPreviewInstance();
ResetPreviewGridMesh();
}
using (new PreviewInstanceScope(guiRect, m_PreviewUtility, paletteInstance, GridPaintingState.drawGizmos))
{
m_PreviewUtility.Render(true);
if (GridPaintingState.drawGridGizmo)
RenderGrid();
CallOnPaintSceneGUI(mouseGridPosition);
if (GridPaintingState.drawGizmos)
{
// Set CameraType to SceneView to force Gizmos to be drawn
var storedType = m_PreviewUtility.camera.cameraType;
m_PreviewUtility.camera.cameraType = CameraType.SceneView;
Handles.Internal_DoDrawGizmos(m_PreviewUtility.camera);
m_PreviewUtility.camera.cameraType = storedType;
}
}
RenderDragAndDropPreview();
RenderSelectedBrushMarquee();
CallOnSceneGUI();
m_PreviewUtility.EndAndDrawPreview(guiRect);
m_LastGridHash = GetGridHash();
}
private int GetGridHash()
{
var gridToHash = prefabGrid;
if (gridToHash == null)
return 0;
int hash = gridToHash.GetHashCode();
unchecked
{
hash = hash * 33 + gridToHash.cellGap.GetHashCode();
hash = hash * 33 + gridToHash.cellLayout.GetHashCode();
hash = hash * 33 + gridToHash.cellSize.GetHashCode();
hash = hash * 33 + gridToHash.cellSwizzle.GetHashCode();
hash = hash * 33 + SceneViewGridManager.sceneViewGridComponentGizmo.Color.GetHashCode();
}
return hash;
}
private void RenderDragAndDropPreview()
{
if (!activeDragAndDrop || m_HoverData == null || m_HoverData.Count == 0)
return;
var rect = TileDragAndDrop.GetMinMaxRect(m_HoverData.Keys);
rect.position += mouseGridPosition;
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
GridEditorUtility.DrawGridMarquee(grid, new BoundsInt(new Vector3Int(rect.xMin, rect.yMin, zPosition), new Vector3Int(rect.width, rect.height, 1)), Color.white);
}
private void RenderGrid()
{
// MeshTopology.Lines doesn't give nice pixel perfect grid so we have to have separate codepath with MeshTopology.Quads specially for palette window here
if (m_GridMesh == null && grid.cellLayout == GridLayout.CellLayout.Rectangle)
{
m_GridMesh = GridEditorUtility.GenerateCachedGridMesh(grid, k_GridColor, 1f / LocalToScreenRatio(), paddedBoundsInt, grid.cellSwizzle == GridLayout.CellSwizzle.XYZ ? MeshTopology.Quads : MeshTopology.Lines);
}
GridEditorUtility.DrawGridGizmo(grid, grid.transform, k_GridColor, ref m_GridMesh, ref m_GridMaterial);
}
private class PreviewInstanceScope : IDisposable
{
private readonly bool m_OldFog;
private readonly bool m_DrawGizmos;
private readonly Transform[] m_PaletteTransforms;
public PreviewInstanceScope(Rect guiRect, PreviewRenderUtility previewRenderUtility, GameObject paletteInstance, bool drawGizmos)
{
m_DrawGizmos = drawGizmos;
m_OldFog = RenderSettings.fog;
previewRenderUtility.BeginPreview(guiRect, null);
// Draw Background here with user preference color
Graphics.DrawTexture(new Rect(0.0f, 0.0f
, (float) 2 * EditorGUIUtility.pixelsPerPoint * guiRect.width
, (float) 2 * EditorGUIUtility.pixelsPerPoint * guiRect.height)
, (Texture) Texture2D.grayTexture, new Rect(0.0f, 0.0f, 1f, 1f)
, 0, 0, 0, 0
, tilePaletteBackgroundColor.Color, (Material) null);
Unsupported.SetRenderSettingsUseFogNoDirty(false);
if (m_DrawGizmos)
{
m_PaletteTransforms = paletteInstance.GetComponentsInChildren<Transform>();
foreach (var transform in m_PaletteTransforms)
transform.gameObject.hideFlags = HideFlags.None;
// Case 1199516: Set Dirty on palette instance to force a refresh on gizmo drawing
EditorUtility.SetDirty(paletteInstance);
Unsupported.SceneTrackerFlushDirty();
}
var renderers = paletteInstance.GetComponentsInChildren<Renderer>();
foreach (var renderer in renderers)
{
renderer.allowOcclusionWhenDynamic = false;
}
previewRenderUtility.AddManagedGO(paletteInstance);
Handles.DrawCameraImpl(guiRect, previewRenderUtility.camera, DrawCameraMode.Textured, false, new DrawGridParameters(), true, false);
}
public void Dispose()
{
if (m_DrawGizmos && m_PaletteTransforms != null)
{
foreach (var transform in m_PaletteTransforms)
transform.gameObject.hideFlags = HideFlags.HideAndDontSave;
}
Unsupported.SetRenderSettingsUseFogNoDirty(m_OldFog);
}
}
private void HandleDragAndDrop()
{
if (DragAndDrop.objectReferences.Length == 0 || !guiRect.Contains(Event.current.mousePosition))
return;
switch (Event.current.type)
{
//TODO: Cache this
case EventType.DragUpdated:
{
List<Texture2D> sheets = TileDragAndDrop.GetValidSpritesheets(DragAndDrop.objectReferences);
List<Sprite> sprites = TileDragAndDrop.GetValidSingleSprites(DragAndDrop.objectReferences);
List<TileBase> tiles = TileDragAndDrop.GetValidTiles(DragAndDrop.objectReferences);
m_HoverData = TileDragAndDrop.CreateHoverData(sheets, sprites, tiles, tilemap.cellLayout);
if (m_HoverData != null && m_HoverData.Count > 0)
{
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
Event.current.Use();
GUI.changed = true;
}
}
break;
case EventType.DragPerform:
{
if (m_HoverData == null || m_HoverData.Count == 0)
return;
RegisterUndo();
var wasEmpty = TilemapIsEmpty(tilemap);
var targetPosition = mouseGridPosition;
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
var tileSheet = TileDragAndDrop.ConvertToTileSheet(m_HoverData);
var i = 0;
foreach (var item in m_HoverData)
{
if (i >= tileSheet.Count)
break;
var offset = Vector3.zero;
if (item.Value.hasOffset)
{
offset = item.Value.positionOffset - tilemap.tileAnchor;
var cellSize = tilemap.cellSize;
if (wasEmpty)
{
cellSize = item.Value.scaleFactor;
}
offset.x *= cellSize.x;
offset.y *= cellSize.y;
offset.z *= cellSize.z;
}
SetTile(tilemap
, targetPosition + item.Key
, tileSheet[i++]
, Color.white
, Matrix4x4.TRS(offset, Quaternion.identity, Vector3.one));
}
OnPaletteChanged();
m_PaletteNeedsSave = true;
FlushHoverData();
GUI.changed = true;
SavePaletteIfNecessary();
if (wasEmpty)
{
ResetPreviewInstance();
FrameEntirePalette();
}
Event.current.Use();
GUIUtility.ExitGUI();
}
break;
case EventType.Repaint:
// Handled in Render()
break;
}
if (m_HoverData != null && (
Event.current.type == EventType.DragExited ||
Event.current.type == EventType.KeyDown && Event.current.keyCode == KeyCode.Escape))
{
DragAndDrop.visualMode = DragAndDropVisualMode.None;
FlushHoverData();
Event.current.Use();
}
}
internal void SetTile(Tilemap tilemapTarget, Vector2Int position, TileBase tile, Color color, Matrix4x4 matrix)
{
Vector3Int pos3 = new Vector3Int(position.x, position.y, zPosition);
tilemapTarget.SetTile(pos3, tile);
tilemapTarget.SetColor(pos3, color);
tilemapTarget.SetTransformMatrix(pos3, tilemapTarget.GetTransformMatrix(pos3) * matrix);
}
protected override void Paint(Vector3Int position)
{
if (gridBrush == null)
return;
gridBrush.Paint(grid, brushTarget, position);
OnPaletteChanged();
}
protected override void Erase(Vector3Int position)
{
if (gridBrush == null)
return;
gridBrush.Erase(grid, brushTarget, position);
OnPaletteChanged();
}
protected override void BoxFill(BoundsInt position)
{
if (gridBrush == null)
return;
gridBrush.BoxFill(grid, brushTarget, position);
OnPaletteChanged();
}
protected override void BoxErase(BoundsInt position)
{
if (gridBrush == null)
return;
gridBrush.BoxErase(grid, brushTarget, position);
OnPaletteChanged();
}
protected override void FloodFill(Vector3Int position)
{
if (gridBrush == null)
return;
gridBrush.FloodFill(grid, brushTarget, position);
OnPaletteChanged();
}
protected override void PickBrush(BoundsInt position, Vector3Int pickingStart)
{
if (grid == null || gridBrush == null)
return;
gridBrush.Pick(grid, brushTarget, position, pickingStart);
if (!InGridEditMode())
TilemapEditorTool.SetActiveEditorTool(typeof(PaintTool));
m_ActivePick = position;
m_ActivePivot = pickingStart;
if (!disableOnBrushPicked)
onBrushPicked?.Invoke();
}
protected override void Select(BoundsInt position)
{
if (grid)
{
GridSelection.Select(brushTarget, position);
gridBrush.Select(grid, brushTarget, position);
}
}
protected override void Move(BoundsInt from, BoundsInt to)
{
if (grid)
gridBrush.Move(grid, brushTarget, from, to);
}
protected override void MoveStart(BoundsInt position)
{
if (grid)
gridBrush.MoveStart(grid, brushTarget, position);
}
protected override void MoveEnd(BoundsInt position)
{
if (grid)
{
gridBrush.MoveEnd(grid, brushTarget, position);
OnPaletteChanged();
}
}
protected override bool CustomTool(bool isToolHotControl, TilemapEditorTool tool, Vector3Int position)
{
var executed = false;
if (grid)
{
executed = tool.HandleTool(isToolHotControl, grid, brushTarget, position);
if (executed)
OnPaletteChanged();
}
return executed;
}
protected override bool IsMouseUpInWindow()
{
return Event.current.type == EventType.MouseUp && guiRect.Contains(Event.current.mousePosition);
}
public override void Repaint()
{
if (m_VisualElement != null)
m_VisualElement.MarkDirtyRepaint();
}
protected override void ClearGridSelection()
{
GridSelection.Clear();
}
public override bool isActive => grid != null;
protected override void OnBrushPickStarted()
{
}
protected override void OnBrushPickDragged(BoundsInt position)
{
m_ActivePick = position;
}
protected override void OnBrushPickCancelled()
{
m_ActivePick = null;
m_ActivePivot = Vector3Int.zero;
}
private void PingTileAsset(RectInt rect)
{
// Only able to ping asset if only one asset is selected
if (rect.size == Vector2Int.zero && tilemap != null)
{
TileBase tile = tilemap.GetTile(new Vector3Int(rect.xMin, rect.yMin, zPosition));
EditorGUIUtility.PingObject(tile);
Selection.activeObject = tile;
}
}
protected override bool ValidateFloodFillPosition(Vector3Int position)
{
return true;
}
protected override bool PickingIsDefaultTool()
{
return !m_Unlocked;
}
protected override bool CanPickOutsideEditMode()
{
return true;
}
protected override GridLayout.CellLayout CellLayout()
{
if (grid != null)
return grid.cellLayout;
return GridLayout.CellLayout.Rectangle;
}
protected override Vector2Int ScreenToGrid(Vector2 screenPosition)
{
Vector3 local = ScreenToLocal(screenPosition);
var localS = Grid.Swizzle(m_CameraSwizzleView, local);
var result3 = grid.LocalToCell(localS);
var result = new Vector2Int(result3.x, result3.y);
return result;
}
private void RenderSelectedBrushMarquee()
{
if (!activeDragAndDrop && !unlocked && m_ActivePick.HasValue)
{
DrawSelectionGizmo(m_ActivePick.Value);
}
}
private void DrawSelectionGizmo(BoundsInt selectionBounds)
{
if (Event.current.type != EventType.Repaint || !GUI.enabled)
return;
Color color = Color.white;
if (isPicking)
color = Color.cyan;
GridEditorUtility.DrawGridMarquee(grid, new BoundsInt(new Vector3Int(selectionBounds.xMin, selectionBounds.yMin, 0), new Vector3Int(selectionBounds.size.x, selectionBounds.size.y, 1)), color);
}
private void HandleMouseEnterLeave()
{
if (guiRect.Contains(Event.current.mousePosition))
{
if (m_PreviousMousePosition.HasValue && !guiRect.Contains(m_PreviousMousePosition.Value) || !m_PreviousMousePosition.HasValue)
{
if (GridPaintingState.activeBrushEditor != null)
{
GridPaintingState.activeBrushEditor.OnMouseEnter();
}
}
}
else
{
if (m_PreviousMousePosition.HasValue && guiRect.Contains(m_PreviousMousePosition.Value) && !guiRect.Contains(Event.current.mousePosition))
{
if (GridPaintingState.activeBrushEditor != null)
{
GridPaintingState.activeBrushEditor.OnMouseLeave();
Repaint();
}
}
}
}
private void CallOnSceneGUI()
{
var gridLayout = tilemap != null ? tilemap : grid as GridLayout;
bool hasSelection = GridSelection.active && GridSelection.target == brushTarget;
if (hasSelection)
{
var rect = new RectInt(GridSelection.position.xMin, GridSelection.position.yMin, GridSelection.position.size.x, GridSelection.position.size.y);
var brushBounds = new BoundsInt(new Vector3Int(rect.x, rect.y, zPosition), new Vector3Int(rect.width, rect.height, 1));
GridBrushEditorBase.OnSceneGUIInternal(gridLayout, brushTarget, brushBounds, EditTypeToBrushTool(ToolManager.activeToolType), m_MarqueeStart.HasValue || executing);
}
if (GridPaintingState.activeBrushEditor != null)
{
GridPaintingState.activeBrushEditor.OnSceneGUI(gridLayout, brushTarget);
if (hasSelection)
{
GridPaintingState.activeBrushEditor.OnSelectionSceneGUI(gridLayout, brushTarget);
if (GridSelectionTool.IsActive() && unlocked)
{
var tool = EditorToolManager.activeTool as GridSelectionTool;
tool.OnToolGUI();
}
}
}
}
private void CallOnPaintSceneGUI(Vector2Int position)
{
if (!activeDragAndDrop && !unlocked && !TilemapEditorTool.IsActive(typeof(SelectTool)) && !TilemapEditorTool.IsActive(typeof(PickingTool)))
return;
var hasSelection = GridSelection.active && GridSelection.target == brushTarget;
if (!hasSelection && GridPaintingState.activeGrid != this)
return;
var brush = GridPaintingState.gridBrush;
if (brush == null)
return;
var rect = new RectInt(position, new Vector2Int(1, 1));
if (m_MarqueeStart.HasValue)
rect = GridEditorUtility.GetMarqueeRect(position, m_MarqueeStart.Value);
else if (hasSelection)
rect = new RectInt(GridSelection.position.xMin, GridSelection.position.yMin, GridSelection.position.size.x, GridSelection.position.size.y);
var gridLayout = tilemap != null ? tilemap.layoutGrid : grid as GridLayout;
var brushBounds = new BoundsInt(new Vector3Int(rect.x, rect.y, zPosition), new Vector3Int(rect.width, rect.height, 1));
if (GridPaintingState.activeBrushEditor != null)
GridPaintingState.activeBrushEditor.OnPaintSceneGUI(gridLayout, brushTarget, brushBounds,
EditTypeToBrushTool(ToolManager.activeToolType),
m_MarqueeStart.HasValue || executing);
else // Fallback when user hasn't defined custom editor
GridBrushEditorBase.OnPaintSceneGUIInternal(gridLayout, Selection.activeGameObject, brushBounds,
EditTypeToBrushTool(ToolManager.activeToolType),
m_MarqueeStart.HasValue || executing);
}
protected override void RegisterUndo()
{
if (palette != null && paletteInstance != null)
Undo.RegisterFullObjectHierarchyUndo(paletteInstance, "Edit Palette");
}
private void OnPaletteChanged()
{
m_PaletteUsed = true;
m_PaletteNeedsSave = true;
Undo.FlushUndoRecordObjects();
}
public void CheckRevertIfChanged(string[] paths)
{
if (paths != null && m_PaletteNeedsSave && palette != null)
{
var currentPalettePath = AssetDatabase.GetAssetPath(palette);
foreach (var path in paths)
{
if (currentPalettePath == path)
{
m_PaletteNeedsSave = false;
ResetPreviewInstance();
Debug.LogWarningFormat(palette, paletteSavedOutsideClipboard, palette.name);
break;
}
}
}
}
public bool SavePaletteIfNecessary()
{
bool needsSave = m_PaletteNeedsSave;
if (needsSave)
{
SavePalette();
m_PaletteNeedsSave = false;
}
return needsSave;
}
private void SavePalette()
{
if (palette != null && paletteInstance != null)
{
TilePaletteSaveUtility.SaveTilePalette(palette, paletteInstance);
ResetPreviewInstance();
Repaint();
}
}
public Vector2 GridToScreen(Vector2 gridPosition)
{
var gridPosition3 = new Vector3(gridPosition.x, gridPosition.y, 0);
return LocalToScreen(grid.CellToLocalInterpolated(gridPosition3));
}
public Vector2 ScreenToLocal(Vector2 screenPosition)
{
var viewPosition = m_PreviewUtility.camera.transform.position;
Vector2 viewXYPosition = Grid.InverseSwizzle(m_CameraSwizzleView, viewPosition);
screenPosition -= new Vector2(guiRect.xMin, guiRect.yMin);
var offsetFromCenter = new Vector2(screenPosition.x - guiRect.width * .5f, guiRect.height * .5f - screenPosition.y);
return viewXYPosition + offsetFromCenter / LocalToScreenRatio();
}
protected Vector2 LocalToScreen(Vector2 localPosition)
{
var viewPosition = m_PreviewUtility.camera.transform.position;
Vector2 viewXYPosition = Grid.InverseSwizzle(m_CameraSwizzleView, viewPosition);
var offsetFromCenter = new Vector2(localPosition.x - viewXYPosition.x, viewXYPosition.y - localPosition.y);
return offsetFromCenter * LocalToScreenRatio() + new Vector2(guiRect.width * .5f + guiRect.xMin, guiRect.height * .5f + guiRect.yMin);
}
private float LocalToScreenRatio()
{
return guiRect.height / (m_PreviewUtility.camera.orthographicSize * 2f);
}
private float LocalToScreenRatio(float viewHeight)
{
return viewHeight / (m_PreviewUtility.camera.orthographicSize * 2f);
}
private static bool TilemapIsEmpty(Tilemap tilemap)
{
return tilemap.GetUsedTilesCount() == 0;
}
public void UnlockAndEdit()
{
unlocked = true;
m_PaletteNeedsSave = true;
}
// TODO: Better way of clearing caches than AssetPostprocessor
public class AssetProcessor : AssetPostprocessor
{
public override int GetPostprocessOrder()
{
return int.MaxValue;
}
private static void OnPostprocessAllAssets(string[] importedAssets, string[] deletedAssets, string[] movedAssets, string[] movedFromPath)
{
foreach (var clipboard in instances)
{
clipboard.DelayedResetPreviewInstance();
}
}
}
public class PaletteAssetModificationProcessor : AssetModificationProcessor
{
static void OnWillCreateAsset(string assetName)
{
SavePalettesIfRequired(null);
}
static string[] OnWillSaveAssets(string[] paths)
{
SavePalettesIfRequired(paths);
return paths;
}
static void SavePalettesIfRequired(string[] paths)
{
if (GridPaintingState.savingPalette)
return;
foreach (var clipboard in instances)
{
if (clipboard.isModified)
{
clipboard.CheckRevertIfChanged(paths);
clipboard.SavePaletteIfNecessary();
clipboard.Repaint();
}
}
}
}
}
}