From c55fba8ab2a1c9d3df65eda4a5a1e957f4aa1f78 Mon Sep 17 00:00:00 2001 From: Andrew Lee Date: Sun, 19 Apr 2020 17:19:32 -0400 Subject: Inital commit --- .../Editor/Manipulators/Trim/TrimItemModeMix.cs | 102 +++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/Trim/TrimItemModeMix.cs (limited to 'Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/Trim/TrimItemModeMix.cs') diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/Trim/TrimItemModeMix.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/Trim/TrimItemModeMix.cs new file mode 100644 index 0000000..7232c29 --- /dev/null +++ b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/Trim/TrimItemModeMix.cs @@ -0,0 +1,102 @@ +using System; +using System.Linq; +using UnityEngine; +using UnityEngine.Timeline; + +namespace UnityEditor.Timeline +{ + class TrimItemModeMix : ITrimItemMode, ITrimItemDrawer + { + ITrimmable m_Item; + + double m_Min; + double m_Max; + + public void OnBeforeTrim(ITrimmable item, TrimEdge trimDirection) + { + m_Item = item; + + var sortedItems = ItemsUtils.GetItemsExcept(item.parentTrack, new[] {item}) + .OfType() + .OrderBy(c => c.start); + + var itemStart = (DiscreteTime)item.start; + var itemEnd = (DiscreteTime)item.end; + + var overlapped = sortedItems.LastOrDefault(c => (DiscreteTime)c.start == itemStart && (DiscreteTime)c.end == itemEnd); + + ITrimmable nextItem; + ITrimmable prevItem; + + m_Min = 0.0; + m_Max = double.PositiveInfinity; + + var blendableItem = item as IBlendable; + if (blendableItem != null && blendableItem.supportsBlending) + { + if (trimDirection == TrimEdge.Start) + { + nextItem = sortedItems.FirstOrDefault(c => (DiscreteTime)c.start >= itemStart && (DiscreteTime)c.end > itemEnd); + prevItem = sortedItems.LastOrDefault(c => (DiscreteTime)c.start <= itemStart && (DiscreteTime)c.end < itemEnd); + + if (prevItem != null) + m_Min = prevItem.start + EditModeUtils.BlendDuration(prevItem, TrimEdge.Start); + + if (nextItem != null) + m_Max = nextItem.start; + } + else + { + nextItem = sortedItems.FirstOrDefault(c => c != overlapped && (DiscreteTime)c.start >= itemStart && (DiscreteTime)c.end >= itemEnd); + prevItem = sortedItems.LastOrDefault(c => c != overlapped && (DiscreteTime)c.start <= itemStart && (DiscreteTime)c.end <= itemEnd); + + if (prevItem != null) + m_Min = prevItem.end; + + if (nextItem != null) + m_Max = nextItem.end - EditModeUtils.BlendDuration(nextItem, TrimEdge.End); + } + } + else + { + nextItem = sortedItems.FirstOrDefault(c => (DiscreteTime)c.start > itemStart); + prevItem = sortedItems.LastOrDefault(c => (DiscreteTime)c.start < itemStart); + + if (prevItem != null) + m_Min = prevItem.end; + + if (nextItem != null) + m_Max = nextItem.start; + } + } + + public void TrimStart(ITrimmable item, double time) + { + time = Math.Min(Math.Max(time, m_Min), m_Max); + item.SetStart(time); + } + + public void TrimEnd(ITrimmable item, double time, bool affectTimeScale) + { + time = Math.Min(Math.Max(time, m_Min), m_Max); + item.SetEnd(time, affectTimeScale); + } + + public void DrawGUI(WindowState state, Rect bounds, Color color, TrimEdge edge) + { + if (EditModeUtils.HasBlends(m_Item, edge)) + { + EditModeGUIUtils.DrawBoundsEdge(bounds, color, edge); + var cursorType = (edge == TrimEdge.End) + ? TimelineCursors.CursorType.MixRight + : TimelineCursors.CursorType.MixLeft; + + TimelineCursors.SetCursor(cursorType); + } + else + { + TimelineCursors.ClearCursor(); + } + } + } +} -- cgit v1.2.3