123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200 |
- using System;
- using System.Collections.Generic;
- using System.Linq;
- using UnityEngine;
- using UnityEngine.UIElements;
-
- namespace UnityEditor.Tilemaps
- {
- /// <summary>
- /// Popup Field for selecting the Active Target for Grid Painting.
- /// </summary>
- public sealed class TilePaletteActiveTargetsPopup : PopupField<GameObject>
- {
- private static string k_NullGameObjectName = L10n.Tr("No Valid Target");
-
- private static string k_LabelTooltip =
- L10n.Tr("Specifies the currently active Tilemap used for painting in the Scene View.");
-
- private static string k_WarningTooltip =
- L10n.Tr("Editing Tilemaps in Prefabs will have better performance if edited in Prefab Mode.");
-
- /// <summary>
- /// Factory for TilePaletteActiveTargetsPopup.
- /// </summary>
- public class TilePaletteActiveTargetsPopupFactory : UxmlFactory<TilePaletteActiveTargetsPopup, TilePaletteActiveTargetsPopupUxmlTraits> {}
- /// <summary>
- /// UxmlTraits for TilePaletteActiveTargetsPopup.
- /// </summary>
- public class TilePaletteActiveTargetsPopupUxmlTraits : UxmlTraits {}
-
- /// <summary>
- /// USS class name of elements of this type.
- /// </summary>
- private new static readonly string ussClassName = "unity-tilepalette-activetargets-field";
- /// <summary>
- /// USS class name of labels in elements of this type.
- /// </summary>
- private new static readonly string labelUssClassName = ussClassName + "__label";
- /// <summary>
- /// USS class name of input elements in elements of this type.
- /// </summary>
- private new static readonly string inputUssClassName = ussClassName + "__input";
- /// <summary>
- /// USS class name of input elements in elements of this type when warning is shown.
- /// </summary>
- private static readonly string inputWarningUssClassName = inputUssClassName + "--warning";
- /// <summary>
- /// USS class name of warning elements in elements of this type.
- /// </summary>
- private static readonly string warningUssClassName = ussClassName + "__warning";
-
- private readonly VisualElement m_WarningIconElement;
-
- private static List<GameObject> s_InvalidTargetsList = new List<GameObject>();
-
- /// <summary>
- /// Initializes and returns an instance of TilePaletteActiveTargetsPopup.
- /// </summary>
- public TilePaletteActiveTargetsPopup() : this(null) {}
-
- /// <summary>
- /// Initializes and returns an instance of TilePaletteActiveTargetsPopup.
- /// </summary>
- /// <param name="label">Label name for the Popup</param>
- public TilePaletteActiveTargetsPopup(string label)
- : base(label
- , GridPaintingState.validTargets != null ? GridPaintingState.validTargets.ToList() : s_InvalidTargetsList
- , GetActiveTargetIndex())
- {
- AddToClassList(ussClassName);
- labelElement.AddToClassList(labelUssClassName);
- visualInput.AddToClassList(inputUssClassName);
-
- TilePaletteOverlayUtility.SetStyleSheet(this);
-
- labelElement.tooltip = k_LabelTooltip;
-
- m_WarningIconElement = new VisualElement();
- m_WarningIconElement.name = "Warning Icon";
- m_WarningIconElement.AddToClassList(warningUssClassName);
- m_WarningIconElement.tooltip = k_WarningTooltip;
-
- contentContainer.Add(m_WarningIconElement);
-
- RegisterCallback<AttachToPanelEvent>(OnAttachedToPanel);
- RegisterCallback<DetachFromPanelEvent>(OnDetachFromPanel);
-
- m_FormatSelectedValueCallback += FormatSelectedValueCallback;
- createMenuCallback += CreateMenuCallback;
-
- UpdateTargets();
- SetValueWithoutNotify(GridPaintingState.scenePaintTarget);
- }
-
- private void OnAttachedToPanel(AttachToPanelEvent evt)
- {
- GridPaintingState.scenePaintTargetChanged += OnScenePaintTargetChanged;
- GridPaintingState.validTargetsChanged += UpdateTargets;
- }
-
- private void OnDetachFromPanel(DetachFromPanelEvent evt)
- {
- GridPaintingState.scenePaintTargetChanged -= OnScenePaintTargetChanged;
- GridPaintingState.validTargetsChanged -= UpdateTargets;
- }
-
- private string FormatSelectedValueCallback(GameObject go)
- {
- if (go != null)
- return go.name;
- return k_NullGameObjectName;
- }
-
- private IGenericMenu CreateMenuCallback()
- {
- return new TilePaletteActiveTargetsDropdownMenu();
- }
-
- private static int GetActiveTargetIndex()
- {
- if (GridPaintingState.validTargets == null)
- return -1;
-
- return Array.IndexOf(GridPaintingState.validTargets, GridPaintingState.scenePaintTarget);
- }
-
- private void OnScenePaintTargetChanged(GameObject _)
- {
- UpdateActiveTarget();
- }
-
- private void UpdateChoices()
- {
- choices.Clear();
- if (GridPaintingState.validTargets == null)
- return;
-
- foreach (var target in GridPaintingState.validTargets)
- {
- choices.Add(target);
- }
- }
-
- private void UpdateActiveTarget()
- {
- var newIndex = GetActiveTargetIndex();
- if (newIndex != -1 && choices.Count < newIndex)
- {
- UpdateChoices();
- newIndex = GetActiveTargetIndex();
- }
- index = newIndex;
-
- bool needWarning = TilePalettePrefabUtility.IsObjectPrefabInstance(GridPaintingState.scenePaintTarget);
- if (needWarning)
- {
- visualInput.AddToClassList(inputWarningUssClassName);
- }
- else
- {
- visualInput.RemoveFromClassList(inputWarningUssClassName);
- }
- m_WarningIconElement.visible = needWarning;
- m_WarningIconElement.style.position = needWarning ? Position.Relative : Position.Absolute;
- }
-
- private void UpdateTargets()
- {
- UpdateChoices();
- UpdateActiveTarget();
- }
- }
-
- /// <summary>
- /// Visual Element displaying the Icon for Active Target for Grid Painting.
- /// </summary>
- internal class TilePaletteActiveTargetsPopupIcon : VisualElement
- {
- /// <summary>
- /// USS class name of elements of this type.
- /// </summary>
- private static readonly string ussClassName = "unity-tilepalette-activetargets-icon";
-
- private readonly string kTooltip = L10n.Tr("Active Target");
-
- private readonly string kIconPath = "Packages/com.unity.2d.tilemap/Editor/Icons/Tilemap.ActiveTargetLayers.png";
-
- /// <summary>
- /// Constructor for TilePaletteActiveTargetsPopupIcon
- /// </summary>
- public TilePaletteActiveTargetsPopupIcon()
- {
- AddToClassList(ussClassName);
- TilePaletteOverlayUtility.SetStyleSheet(this);
- tooltip = kTooltip;
-
- style.backgroundImage = EditorGUIUtility.LoadIcon(kIconPath);
- }
- }
- }
|