357 lines
15 KiB
C#
357 lines
15 KiB
C#
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using System;
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using System.Linq;
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using UnityEngine;
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using UnityEngine.Timeline;
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namespace UnityEditor.Timeline
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{
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[Flags]
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enum InputEvent
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{
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None = 0,
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DragEnter = 1,
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DragExit = 2,
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Drag = 4,
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KeyboardInput = 8
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}
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static class InputEventMethods
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{
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public static bool InputHasBegun(this InputEvent evt)
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{
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return evt == InputEvent.DragEnter || evt == InputEvent.KeyboardInput;
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}
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}
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static class TimelineInspectorUtility
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{
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internal static class Styles
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{
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public static readonly GUIContent SecondsPrefix = L10n.TextContent("s", "Seconds");
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public static readonly GUIContent FramesPrefix = L10n.TextContent("f", "Frames");
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}
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public static void TimeField(SerializedProperty property, GUIContent label, bool readOnly, double frameRate, double minValue, double maxValue, ref InputEvent inputEvent)
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{
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var rect = EditorGUILayout.GetControlRect();
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TimeField(rect, property, label, readOnly, frameRate, minValue, maxValue, ref inputEvent);
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}
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// Display Time related properties in frames and seconds
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public static void TimeField(Rect rect, SerializedProperty property, GUIContent label, bool readOnly, double frameRate, double minValue, double maxValue, ref InputEvent inputEvent)
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{
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using (var propertyScope = new PropertyScope(rect, label, property))
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{
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GUIContent title = propertyScope.content;
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rect = EditorGUI.PrefixLabel(rect, title);
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using (new IndentLevelScope(0))
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using (new LabelWidthScope((int)EditorGUI.kMiniLabelW))
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using (new GUIMixedValueScope(property.hasMultipleDifferentValues))
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{
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var secondsRect = new Rect(rect.xMin, rect.yMin, rect.width / 2 - EditorGUI.kSpacingSubLabel, rect.height);
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var framesRect = new Rect(rect.xMin + rect.width / 2, rect.yMin, rect.width / 2, rect.height);
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if (readOnly)
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{
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EditorGUI.FloatField(secondsRect, Styles.SecondsPrefix, (float)property.doubleValue, EditorStyles.label);
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}
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else
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{
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EditorGUI.BeginChangeCheck();
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DelayedAndDraggableDoubleField(secondsRect, Styles.SecondsPrefix, property, ref inputEvent);
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if (EditorGUI.EndChangeCheck())
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{
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property.doubleValue = Clamp(property.doubleValue, minValue, maxValue);
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}
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}
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if (frameRate > TimeUtility.kTimeEpsilon)
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{
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EditorGUI.BeginChangeCheck();
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double time = property.doubleValue;
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int frames = TimeUtility.ToFrames(time, frameRate);
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double exactFrames = TimeUtility.ToExactFrames(time, frameRate);
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bool useIntField = TimeUtility.OnFrameBoundary(time, frameRate);
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if (readOnly)
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{
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if (useIntField)
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EditorGUI.IntField(framesRect, Styles.FramesPrefix, frames, EditorStyles.label);
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else
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EditorGUI.DoubleField(framesRect, Styles.FramesPrefix, exactFrames, EditorStyles.label);
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}
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else
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{
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if (useIntField)
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{
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int newFrames = DelayedAndDraggableIntField(framesRect, Styles.FramesPrefix, frames, ref inputEvent);
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time = Math.Max(0, TimeUtility.FromFrames(newFrames, frameRate));
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}
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else
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{
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double newExactFrames = DelayedAndDraggableDoubleField(framesRect, Styles.FramesPrefix, exactFrames, ref inputEvent);
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time = Math.Max(0, TimeUtility.FromFrames((int)Math.Floor(newExactFrames), frameRate));
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}
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}
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if (EditorGUI.EndChangeCheck())
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{
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property.doubleValue = Clamp(time, minValue, maxValue);
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}
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}
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}
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}
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}
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public static double TimeFieldUsingTimeReference(
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GUIContent label, double time, bool readOnly, bool showMixed, double frameRate, double minValue,
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double maxValue, ref InputEvent inputEvent)
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{
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var state = TimelineWindow.instance.state;
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var needsTimeConversion = state != null && state.timeReferenceMode == TimeReferenceMode.Global;
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if (needsTimeConversion)
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time = state.editSequence.ToGlobalTime(time);
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var t = TimeField(label, time, readOnly, showMixed, frameRate, minValue, maxValue, ref inputEvent);
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if (needsTimeConversion)
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t = state.editSequence.ToLocalTime(t);
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return t;
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}
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public static double DurationFieldUsingTimeReference(
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GUIContent label, double start, double end, bool readOnly, bool showMixed, double frameRate,
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double minValue, double maxValue, ref InputEvent inputEvent)
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{
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var state = TimelineWindow.instance.state;
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var needsTimeConversion = state != null && state.timeReferenceMode == TimeReferenceMode.Global;
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if (needsTimeConversion)
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{
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start = state.editSequence.ToGlobalTime(start);
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end = state.editSequence.ToGlobalTime(end);
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}
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var duration = end - start;
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var t = TimeField(label, duration, readOnly, showMixed, frameRate, minValue, maxValue, ref inputEvent);
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end = start + t;
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if (needsTimeConversion)
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{
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start = state.editSequence.ToLocalTime(start);
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end = state.editSequence.ToLocalTime(end);
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}
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return end - start;
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}
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public static double TimeField(Rect rect, GUIContent label, double time, bool readOnly, bool showMixed, double frameRate, double minValue, double maxValue, ref InputEvent inputEvent)
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{
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using (new HorizontalScope(label, GUIStyle.none))
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{
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rect = EditorGUI.PrefixLabel(rect, label);
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using (new IndentLevelScope(0))
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using (new LabelWidthScope((int)EditorGUI.kMiniLabelW))
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using (new GUIMixedValueScope(showMixed))
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{
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var secondsRect = new Rect(rect.xMin, rect.yMin, rect.width / 2 - EditorGUI.kSpacingSubLabel, rect.height);
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var framesRect = new Rect(rect.xMin + rect.width / 2, rect.yMin, rect.width / 2, rect.height);
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if (readOnly)
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{
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EditorGUI.FloatField(secondsRect, Styles.SecondsPrefix, (float)time, EditorStyles.label);
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}
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else
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{
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time = DelayedAndDraggableDoubleField(secondsRect, Styles.SecondsPrefix, time, ref inputEvent);
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}
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if (frameRate > TimeUtility.kTimeEpsilon)
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{
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int frames = TimeUtility.ToFrames(time, frameRate);
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double exactFrames = TimeUtility.ToExactFrames(time, frameRate);
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bool useIntField = TimeUtility.OnFrameBoundary(time, frameRate);
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if (readOnly)
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{
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if (useIntField)
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EditorGUI.IntField(framesRect, Styles.FramesPrefix, frames, EditorStyles.label);
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else
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EditorGUI.FloatField(framesRect, Styles.FramesPrefix, (float)exactFrames, EditorStyles.label);
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}
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else
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{
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double newTime;
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EditorGUI.BeginChangeCheck();
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if (useIntField)
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{
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int newFrames = DelayedAndDraggableIntField(framesRect, Styles.FramesPrefix, frames, ref inputEvent);
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newTime = Math.Max(0, TimeUtility.FromFrames(newFrames, frameRate));
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}
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else
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{
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double newExactFrames = DelayedAndDraggableDoubleField(framesRect, Styles.FramesPrefix, exactFrames, ref inputEvent);
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newTime = Math.Max(0, TimeUtility.FromFrames((int)Math.Floor(newExactFrames), frameRate));
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}
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if (EditorGUI.EndChangeCheck())
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{
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time = newTime;
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}
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}
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}
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}
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}
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return Clamp(time, minValue, maxValue);
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}
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public static double TimeField(GUIContent label, double time, bool readOnly, bool showMixed, double frameRate, double minValue, double maxValue, ref InputEvent inputEvent)
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{
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var rect = EditorGUILayout.GetControlRect();
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return TimeField(rect, label, time, readOnly, showMixed, frameRate, minValue, maxValue, ref inputEvent);
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}
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static InputEvent InputEventType(Rect rect, int id)
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{
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var evt = Event.current;
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switch (evt.GetTypeForControl(id))
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{
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case EventType.MouseDown:
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if (rect.Contains(evt.mousePosition) && evt.button == 0)
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{
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return InputEvent.DragEnter;
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}
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break;
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case EventType.MouseUp:
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if (GUIUtility.hotControl == id)
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{
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return InputEvent.DragExit;
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}
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break;
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case EventType.MouseDrag:
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if (GUIUtility.hotControl == id)
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{
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return InputEvent.Drag;
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}
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break;
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case EventType.KeyDown:
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if (GUIUtility.hotControl == id && evt.keyCode == KeyCode.Escape)
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{
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return InputEvent.DragExit;
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}
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break;
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}
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return InputEvent.None;
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}
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static double DelayedAndDraggableDoubleField(Rect rect, GUIContent label, double value, ref InputEvent inputEvent, double dragSensitivity)
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{
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var id = GUIUtility.GetControlID(FocusType.Keyboard);
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var fieldRect = EditorGUI.PrefixLabel(rect, id, label);
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rect.xMax = fieldRect.x;
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double refValue = value;
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long dummy = 0;
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inputEvent |= InputEventType(rect, id);
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EditorGUI.DragNumberValue(rect, id, true, ref refValue, ref dummy, dragSensitivity);
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EditorGUI.BeginChangeCheck();
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var result = EditorGUI.DelayedDoubleFieldInternal(fieldRect, GUIContent.none, refValue, EditorStyles.numberField);
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if (EditorGUI.EndChangeCheck())
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inputEvent |= InputEvent.KeyboardInput;
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return result;
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}
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static int DelayedAndDraggableIntField(Rect rect, GUIContent label, int value, ref InputEvent inputEvent, long dragSensitivity)
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{
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var id = GUIUtility.GetControlID(FocusType.Keyboard);
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var fieldRect = EditorGUI.PrefixLabel(rect, id, label);
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rect.xMax = fieldRect.x;
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double dummy = 0.0;
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long refValue = value;
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inputEvent |= InputEventType(rect, id);
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EditorGUI.DragNumberValue(rect, id, false, ref dummy, ref refValue, dragSensitivity);
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EditorGUI.BeginChangeCheck();
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var result = EditorGUI.DelayedIntFieldInternal(fieldRect, GUIContent.none, (int)refValue, EditorStyles.numberField);
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if (EditorGUI.EndChangeCheck())
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inputEvent |= InputEvent.KeyboardInput;
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return result;
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}
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internal static double DelayedAndDraggableDoubleField(GUIContent label, double value, ref InputEvent action, double dragSensitivity)
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{
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var r = EditorGUILayout.s_LastRect = EditorGUILayout.GetControlRect(false, EditorGUI.kSingleLineHeight);
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return DelayedAndDraggableDoubleField(r, label, value, ref action, dragSensitivity);
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}
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static void DelayedAndDraggableDoubleField(Rect rect, GUIContent label, SerializedProperty property, ref InputEvent inputEvent)
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{
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EditorGUI.BeginChangeCheck();
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var newValue = DelayedAndDraggableDoubleField(rect, label, property.doubleValue, ref inputEvent);
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if (EditorGUI.EndChangeCheck())
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property.doubleValue = newValue;
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}
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static double DelayedAndDraggableDoubleField(Rect rect, GUIContent label, double value, ref InputEvent inputEvent)
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{
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var dragSensitivity = NumericFieldDraggerUtility.CalculateFloatDragSensitivity(value);
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return DelayedAndDraggableDoubleField(rect, label, value, ref inputEvent, dragSensitivity);
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}
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static int DelayedAndDraggableIntField(Rect rect, GUIContent label, int value, ref InputEvent inputEvent)
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{
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var dragSensitivity = NumericFieldDraggerUtility.CalculateIntDragSensitivity(value);
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return DelayedAndDraggableIntField(rect, label, value, ref inputEvent, dragSensitivity);
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}
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internal static T Clamp<T>(this T val, T min, T max) where T : IComparable<T>
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{
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if (val.CompareTo(min) < 0) return min;
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if (val.CompareTo(max) > 0) return max;
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return val;
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}
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public static Editor GetInspectorForObjects(UnityEngine.Object[] objects, Editor previousEditor)
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{
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// create cached editor throws on assembly reload...
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try
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{
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if (objects.Any(x => x != null))
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{
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var director = TimelineWindow.instance.state.editSequence.director;
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Editor.CreateCachedEditorWithContext(objects, director, null, ref previousEditor);
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return previousEditor;
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}
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}
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catch (Exception)
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{ }
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return null;
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}
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public static SerializedProperty FindExposedReferenceTableFrom(UnityEngine.Object context)
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{
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const string exposedReferencesPropertyPath = "m_ExposedReferences";
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if (context as IExposedPropertyTable == null) return null;
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var so = new SerializedObject(context);
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return so.FindProperty(exposedReferencesPropertyPath);
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}
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}
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}
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