first commit

Library/PackageCache/com.unity.timeline@1.7.6/Editor/inspectors/FrameRateDrawer.cs

@@ -0,0 +1,66 @@
+using System;
+using UnityEngine;
+using UnityEngine.Timeline;
+using TimelineEditorSettings = UnityEngine.Timeline.TimelineAsset.EditorSettings;
+#if TIMELINE_FRAMEACCURATE
+using UnityEngine.Playables;
+#endif
+
+namespace UnityEditor.Timeline
+{
+    [CustomPropertyDrawer(typeof(FrameRateFieldAttribute), true)]
+    class FrameRateDrawer : PropertyDrawer
+    {
+        public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
+        {
+            var frameRateAttribute = attribute as FrameRateFieldAttribute;
+            if (frameRateAttribute == null)
+                return;
+            EditorGUI.BeginProperty(position, label, property);
+            property.doubleValue = FrameRateField(property.doubleValue, label, position, out bool frameRateIsValid);
+            EditorGUI.EndProperty();
+#if TIMELINE_FRAMEACCURATE
+            if (!frameRateIsValid && TimelinePreferences.instance.playbackLockedToFrame)
+                EditorGUILayout.HelpBox(
+                    L10n.Tr("Locking playback cannot be enabled for this frame rate."),
+                    MessageType.Warning);
+#endif
+        }
+
+        public static double FrameRateField(double frameRate, GUIContent label, Rect position, out bool isValid)
+        {
+            double frameRateDouble = FrameRateDisplayUtility.RoundFrameRate(frameRate);
+            FrameRate frameRateObj = TimeUtility.GetClosestFrameRate(frameRateDouble);
+            isValid = frameRateObj.IsValid();
+            TimeUtility.ToStandardFrameRate(frameRateObj, out StandardFrameRates option);
+
+            position = EditorGUI.PrefixLabel(position, label);
+            Rect posPopup = new Rect(position.x, position.y, position.width / 2, position.height);
+            Rect posFloatField = new Rect(posPopup.xMax, position.y, position.width / 2, position.height);
+            using (var checkOption = new EditorGUI.ChangeCheckScope())
+            {
+                option = (StandardFrameRates)EditorGUI.Popup(posPopup, (int)option,
+                    FrameRateDisplayUtility.GetDefaultFrameRatesLabels(option));
+
+                if (checkOption.changed)
+                {
+                    isValid = true;
+                    return TimeUtility.ToFrameRate(option).rate;
+                }
+            }
+
+            using (var checkFrame = new EditorGUI.ChangeCheckScope())
+            {
+                frameRateDouble = Math.Abs(EditorGUI.DoubleField(posFloatField, frameRateDouble));
+                frameRateObj = TimeUtility.GetClosestFrameRate(frameRateDouble);
+                if (checkFrame.changed)
+                {
+                    isValid = frameRateObj.IsValid();
+                    return isValid ? frameRateObj.rate : frameRateDouble;
+                }
+            }
+
+            return frameRateDouble;
+        }
+    }
+}