129 lines
5.0 KiB
C#
129 lines
5.0 KiB
C#
using System;
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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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partial class TimelineWindow
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{
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TimeAreaItem m_TimelineDuration;
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void DurationGUI(TimelineItemArea area, double duration)
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{
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// don't show the duration if the time area is not visible for some other reason.
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if (!currentMode.ShouldShowTimeArea(state))
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return;
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bool headerMode = area == TimelineItemArea.Header;
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if (state.IsEditingASubTimeline())
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{
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if (headerMode)
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HighlightTimeAreaRange(state.editSequence.GetEvaluableRange(), DirectorStyles.Instance.customSkin.colorSubSequenceDurationLine);
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return;
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}
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// don't show the duration if there's none.
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if (state.editSequence.asset.durationMode == TimelineAsset.DurationMode.BasedOnClips && duration <= 0.0f)
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return;
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if (m_TimelineDuration == null || m_TimelineDuration.style != styles.endmarker)
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{
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m_TimelineDuration = new TimeAreaItem(styles.endmarker, OnTrackDurationDrag)
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{
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tooltip = L10n.Tr("End of sequence marker"),
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boundOffset = new Vector2(0.0f, -DirectorStyles.kDurationGuiThickness)
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};
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}
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DrawDuration(headerMode, !headerMode, duration);
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}
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void DrawDuration(bool drawhead, bool drawline, double duration)
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{
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if (state.TimeIsInRange((float)duration))
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{
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// Set the colors based on the mode
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Color lineColor = DirectorStyles.Instance.customSkin.colorEndmarker;
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Color headColor = Color.white;
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bool canMoveHead = !EditorApplication.isPlaying && state.editSequence.asset.durationMode == TimelineAsset.DurationMode.FixedLength;
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if (canMoveHead)
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{
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if (Event.current.type == EventType.MouseDown)
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{
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if (m_TimelineDuration.bounds.Contains(Event.current.mousePosition))
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{
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if (m_PlayHead != null && m_PlayHead.bounds.Contains(Event.current.mousePosition))
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{
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// ignore duration markers if the mouse is over the TimeCursor.
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canMoveHead = false;
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}
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}
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}
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}
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else
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{
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lineColor.a *= 0.66f;
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headColor = DirectorStyles.Instance.customSkin.colorDuration;
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}
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if (canMoveHead)
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m_TimelineDuration.HandleManipulatorsEvents(state);
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m_TimelineDuration.lineColor = lineColor;
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m_TimelineDuration.headColor = headColor;
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m_TimelineDuration.drawHead = drawhead;
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m_TimelineDuration.drawLine = drawline;
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m_TimelineDuration.canMoveHead = canMoveHead;
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// Draw the TimeAreaItem
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// Rect trackheadRect = treeviewBounds;
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//trackheadRect.height = clientArea.height;
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m_TimelineDuration.Draw(sequenceContentRect, state, duration);
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}
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// Draw Blue line in timeline indicating the duration...
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if (state.editSequence.asset != null && drawhead)
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{
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HighlightTimeAreaRange(state.editSequence.GetEvaluableRange(), DirectorStyles.Instance.customSkin.colorDurationLine);
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}
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}
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void HighlightTimeAreaRange(Range range, Color lineColor)
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{
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if (range.length <= 0.0 || !state.RangeIsVisible(range)) return;
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Rect lineRect = Rect.MinMaxRect(
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Math.Max(state.TimeToPixel(range.start), state.timeAreaRect.xMin),
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state.timeAreaRect.y - DirectorStyles.kDurationGuiThickness + state.timeAreaRect.height,
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Math.Min(state.TimeToPixel(range.end), state.timeAreaRect.xMax),
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state.timeAreaRect.y + state.timeAreaRect.height);
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EditorGUI.DrawRect(lineRect, lineColor);
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}
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// Drag handler for the gui
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void OnTrackDurationDrag(double newTime)
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{
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if (state.editSequence.asset.durationMode == TimelineAsset.DurationMode.FixedLength && !state.editSequence.isReadOnly)
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{
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// this is the first call to the drag
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if (m_TimelineDuration.firstDrag)
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{
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UndoExtensions.RegisterTimeline(state.editSequence.asset, L10n.Tr("Change Duration"));
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}
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state.editSequence.asset.fixedDuration = newTime;
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// when setting a new length, modify the duration of the timeline playable directly instead of
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// rebuilding the whole graph
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state.UpdateRootPlayableDuration(newTime);
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}
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m_TimelineDuration.showTooltip = true;
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}
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}
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}
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