GlobalGameJame/Library/PackageCache/com.unity.timeline@1.2.10/Editor/Window/TimelineWindow_Gui.cs

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2020-01-31 15:10:04 +00:00
using System;
using System.Collections.Generic;
using UnityEditor.Experimental.SceneManagement;
using UnityEngine;
using UnityEngine.Timeline;
namespace UnityEditor.Timeline
{
partial class TimelineWindow
{
struct MarkerOverlay
{
public IMarker marker;
public Rect rect;
public bool isSelected;
public bool isCollapsed;
public MarkerEditor editor;
}
enum TimelineItemArea
{
Header,
Lines
}
[SerializeField] float m_HierarchySplitterPerc = WindowConstants.hierarchySplitterDefaultPercentage;
static internal readonly TimelineMode s_ActiveMode = new TimelineActiveMode();
static internal readonly TimelineMode s_EditAssetMode = new TimelineAssetEditionMode();
static internal readonly TimelineMode s_InactiveMode = new TimelineInactiveMode();
static internal readonly TimelineMode s_DisabledMode = new TimelineDisabledMode();
static internal readonly TimelineMode s_PrefabOutOfContextMode = new TimelineAssetEditionMode();
static internal readonly TimelineMode s_ReadonlyMode = new TimelineReadOnlyMode();
int m_SplitterCaptured;
float m_VerticalScrollBarSize, m_HorizontalScrollBarSize;
List<MarkerOverlay> m_OverlayQueue = new List<MarkerOverlay>(100);
float headerHeight
{
get
{
return WindowConstants.markerRowYPosition + (state.showMarkerHeader ? WindowConstants.markerRowHeight : 0.0f);
}
}
public Rect markerHeaderRect
{
get { return new Rect(0.0f, WindowConstants.markerRowYPosition, state.sequencerHeaderWidth, WindowConstants.markerRowHeight); }
}
public Rect markerContentRect
{
get { return Rect.MinMaxRect(state.sequencerHeaderWidth, WindowConstants.markerRowYPosition, position.width, WindowConstants.markerRowYPosition + WindowConstants.markerRowHeight); }
}
Rect trackRect
{
get
{
var yMinHeight = headerHeight;
return new Rect(0, yMinHeight, position.width, position.height - yMinHeight - horizontalScrollbarHeight);
}
}
public Rect sequenceRect
{
get { return new Rect(0.0f, WindowConstants.markerRowYPosition, position.width - WindowConstants.sliderWidth, position.height - WindowConstants.timeAreaYPosition); }
}
public Rect sequenceHeaderRect
{
get { return new Rect(0.0f, WindowConstants.markerRowYPosition, state.sequencerHeaderWidth, position.height - WindowConstants.timeAreaYPosition); }
}
public Rect sequenceContentRect
{
get
{
return new Rect(
state.sequencerHeaderWidth,
WindowConstants.markerRowYPosition,
position.width - state.sequencerHeaderWidth - (treeView != null && treeView.showingVerticalScrollBar ? WindowConstants.sliderWidth : 0),
position.height - WindowConstants.markerRowYPosition - horizontalScrollbarHeight);
}
}
public float verticalScrollbarWidth
{
get
{
return m_VerticalScrollBarSize;
}
}
public float horizontalScrollbarHeight
{
get { return m_HorizontalScrollBarSize; }
}
float breadCrumbAreaWidth
{
get
{
return state.timeAreaRect.width - WindowConstants.selectorWidth - WindowConstants.cogButtonWidth - WindowConstants.cogButtonPadding;
}
}
internal TimelineMode currentMode
{
get
{
if (state == null || state.editSequence.asset == null)
return s_InactiveMode;
if (state.editSequence.isReadOnly)
return s_ReadonlyMode;
if (state.editSequence.director == null || state.masterSequence.director == null)
return s_EditAssetMode;
if (PrefabUtility.IsPartOfPrefabAsset(state.editSequence.director))
{
var stage = PrefabStageUtility.GetCurrentPrefabStage();
if (stage == null || !stage.IsPartOfPrefabContents(state.editSequence.director.gameObject))
return s_PrefabOutOfContextMode;
}
if (!state.masterSequence.director.isActiveAndEnabled)
return s_DisabledMode;
return s_ActiveMode;
}
}
void DoLayout()
{
var rawType = Event.current.rawType; // TODO: rawType seems to be broken after calling Use(), use this Hack and remove it once it's fixed.
var mousePosition = Event.current.mousePosition; // mousePosition is also affected by this bug and does not reflect the original position after a Use()
Initialize();
HandleSplitterResize();
var processManipulators = Event.current.type != EventType.Repaint && Event.current.type != EventType.Layout;
if (processManipulators)
{
// Update what's under mouse the cursor
PickerUtils.DoPick(state, mousePosition);
if (state.editSequence.asset != null)
m_PreTreeViewControl.HandleManipulatorsEvents(state);
}
SequencerGUI();
if (processManipulators)
{
if (state.editSequence.asset != null)
m_PostTreeViewControl.HandleManipulatorsEvents(state);
}
m_RectangleSelect.OnGUI(state, rawType, mousePosition);
m_RectangleZoom.OnGUI(state, rawType, mousePosition);
}
void TimelineSectionGUI()
{
GUILayout.BeginVertical();
{
GUILayout.BeginHorizontal(EditorStyles.toolbar, GUILayout.Width(position.width - state.sequencerHeaderWidth));
{
DoSequenceSelectorGUI();
DoBreadcrumbGUI();
OptionsGUI();
}
GUILayout.EndHorizontal();
TimelineGUI();
}
GUILayout.EndVertical();
}
void SplitterGUI()
{
if (!state.IsEditingAnEmptyTimeline())
{
var splitterLineRect = new Rect(state.sequencerHeaderWidth - 1.0f, 0.0f, 2.0f, clientArea.height);
EditorGUI.DrawRect(splitterLineRect, DirectorStyles.Instance.customSkin.colorTopOutline3);
}
}
void TrackViewsGUI()
{
using (new GUIViewportScope(trackRect))
{
TracksGUI(trackRect, state, currentMode.TrackState(state));
}
}
void UserOverlaysGUI()
{
if (Event.current.type != EventType.Repaint)
return;
// the rect containing the time area plus the time ruler
var screenRect = new Rect(
state.sequencerHeaderWidth,
WindowConstants.timeAreaYPosition,
position.width - state.sequencerHeaderWidth - (treeView != null && treeView.showingVerticalScrollBar ? WindowConstants.sliderWidth : 0),
position.height - WindowConstants.timeAreaYPosition - horizontalScrollbarHeight);
var startTime = state.PixelToTime(screenRect.xMin);
var endTime = state.PixelToTime(screenRect.xMax);
using (new GUIViewportScope(screenRect))
{
foreach (var entry in m_OverlayQueue)
{
var uiState = MarkerUIStates.None;
if (entry.isCollapsed)
uiState |= MarkerUIStates.Collapsed;
if (entry.isSelected)
uiState |= MarkerUIStates.Selected;
var region = new MarkerOverlayRegion(GUIClip.Clip(entry.rect), screenRect, startTime, endTime);
try
{
entry.editor.DrawOverlay(entry.marker, uiState, region);
}
catch (Exception e)
{
Debug.LogException(e);
}
}
}
m_OverlayQueue.Clear();
}
void DrawHeaderBackground()
{
var rect = state.timeAreaRect;
rect.xMin = 0.0f;
EditorGUI.DrawRect(rect, DirectorStyles.Instance.customSkin.colorTimelineBackground);
}
void HandleBottomFillerDragAndDrop(Rect rect)
{
if (Event.current.type != EventType.DragUpdated &&
Event.current.type != EventType.DragExited &&
Event.current.type != EventType.DragPerform)
return;
if (instance.treeView == null || instance.treeView.timelineDragging == null)
return;
if (!rect.Contains(Event.current.mousePosition))
return;
instance.treeView.timelineDragging.DragElement(null, new Rect(), -1);
}
void DrawHeaderBackgroundBottomFiller()
{
var rect = sequenceRect;
rect.yMin = rect.yMax;
rect.yMax = rect.yMax + WindowConstants.sliderWidth;
if (state.editSequence.asset != null && !state.IsEditingAnEmptyTimeline())
{
rect.width = state.sequencerHeaderWidth;
}
using (new GUIViewportScope(rect))
{
Graphics.DrawBackgroundRect(state, rect);
}
HandleBottomFillerDragAndDrop(rect);
}
void SequencerGUI()
{
var duration = state.editSequence.duration;
DrawHeaderBackground();
DurationGUI(TimelineItemArea.Header, duration);
GUILayout.BeginHorizontal();
{
SequencerHeaderGUI();
TimelineSectionGUI();
}
GUILayout.EndHorizontal();
TrackViewsGUI();
MarkerHeaderGUI();
UserOverlaysGUI();
DurationGUI(TimelineItemArea.Lines, duration);
PlayRangeGUI(TimelineItemArea.Lines);
TimeCursorGUI(TimelineItemArea.Lines);
DrawHeaderBackgroundBottomFiller();
SubTimelineRangeGUI();
PlayRangeGUI(TimelineItemArea.Header);
TimeCursorGUI(TimelineItemArea.Header);
SplitterGUI();
}
void SubTimelineRangeGUI()
{
if (!state.IsEditingASubTimeline() || state.IsEditingAnEmptyTimeline()) return;
var subTimelineOverlayColor = DirectorStyles.Instance.customSkin.colorSubSequenceOverlay;
var range = state.editSequence.GetEvaluableRange();
var area = new Vector2(state.TimeToPixel(range.start), state.TimeToPixel(range.end));
var fullRect = sequenceContentRect;
fullRect.yMin -= state.timeAreaRect.height;
if (fullRect.xMin < area.x)
{
var before = fullRect;
before.xMin = fullRect.xMin;
before.xMax = Mathf.Min(area.x, fullRect.xMax);
EditorGUI.DrawRect(before, subTimelineOverlayColor);
}
if (fullRect.xMax > area.y)
{
var after = fullRect;
after.xMin = Mathf.Max(area.y, fullRect.xMin);
after.xMax = fullRect.xMax;
EditorGUI.DrawRect(after, subTimelineOverlayColor);
// Space above the vertical scrollbar
after.xMin = after.xMax;
after.width = verticalScrollbarWidth;
after.yMax = state.timeAreaRect.y + state.timeAreaRect.height + (state.showMarkerHeader ? WindowConstants.markerRowHeight : 0.0f);
EditorGUI.DrawRect(after, subTimelineOverlayColor);
}
}
void HandleSplitterResize()
{
state.mainAreaWidth = position.width;
if (state.editSequence.asset == null)
return;
// Sequencer Header Splitter : The splitter has 6 pixels wide,center it around m_State.sequencerHeaderWidth. That's why there's this -3.
Rect sequencerHeaderSplitterRect = new Rect(state.sequencerHeaderWidth - 3.0f, 0.0f, 6.0f, clientArea.height);
EditorGUIUtility.AddCursorRect(sequencerHeaderSplitterRect, MouseCursor.SplitResizeLeftRight);
if (Event.current.type == EventType.MouseDown)
{
if (sequencerHeaderSplitterRect.Contains(Event.current.mousePosition))
m_SplitterCaptured = 1;
}
if (m_SplitterCaptured > 0)
{
if (Event.current.type == EventType.MouseUp)
{
m_SplitterCaptured = 0;
Event.current.Use();
}
if (Event.current.type == EventType.MouseDrag)
{
if (m_SplitterCaptured == 1)
{
var percInc = Event.current.delta.x / position.width;
m_HierarchySplitterPerc = Mathf.Clamp(m_HierarchySplitterPerc + percInc, WindowConstants.minHierarchySplitter, WindowConstants.maxHierarchySplitter);
state.sequencerHeaderWidth += Event.current.delta.x;
}
Event.current.Use();
}
}
}
void OptionsGUI()
{
if (currentMode.headerState.options == TimelineModeGUIState.Hidden || state.editSequence.asset == null)
return;
using (new EditorGUI.DisabledScope(currentMode.headerState.options == TimelineModeGUIState.Disabled))
{
GUILayout.FlexibleSpace();
if (EditorGUILayout.DropdownButton(DirectorStyles.optionsCogIcon, FocusType.Keyboard, EditorStyles.toolbarButton))
{
GenericMenu menu = new GenericMenu();
menu.AddItem(EditorGUIUtility.TrTextContent("Seconds"), !state.timeInFrames, ChangeTimeCode, "seconds");
menu.AddItem(EditorGUIUtility.TrTextContent("Frames"), state.timeInFrames, ChangeTimeCode, "frames");
menu.AddSeparator("");
TimeAreaContextMenu.AddTimeAreaMenuItems(menu, state);
menu.AddSeparator("");
bool standardFrameRate = false;
standardFrameRate |= AddStandardFrameRateMenu(menu, "Frame Rate/Film (24)", 24.0f);
standardFrameRate |= AddStandardFrameRateMenu(menu, "Frame Rate/PAL (25)", 25.0f);
standardFrameRate |= AddStandardFrameRateMenu(menu, "Frame Rate/NTSC (29.97)", 29.97f);
standardFrameRate |= AddStandardFrameRateMenu(menu, "Frame Rate/30", 30.0f);
standardFrameRate |= AddStandardFrameRateMenu(menu, "Frame Rate/50", 50.0f);
standardFrameRate |= AddStandardFrameRateMenu(menu, "Frame Rate/60", 60.0f);
if (standardFrameRate)
menu.AddDisabledItem(EditorGUIUtility.TrTextContent("Frame Rate/Custom"));
else
menu.AddItem(EditorGUIUtility.TrTextContent("Frame Rate/Custom (" + state.editSequence.frameRate + ")"), true, () => {});
menu.AddSeparator("");
if (state.playRangeEnabled)
{
menu.AddItem(EditorGUIUtility.TrTextContent("Play Range Mode/Loop"), state.playRangeLoopMode, () => state.playRangeLoopMode = true);
menu.AddItem(EditorGUIUtility.TrTextContent("Play Range Mode/Once"), !state.playRangeLoopMode, () => state.playRangeLoopMode = false);
}
else
{
menu.AddDisabledItem(EditorGUIUtility.TrTextContent("Play Range Mode"));
}
menu.AddItem(EditorGUIUtility.TrTextContent("Playback Scrolling mode/None"), state.autoScrollMode == PlaybackScrollMode.None, () => state.autoScrollMode = PlaybackScrollMode.None);
menu.AddItem(EditorGUIUtility.TrTextContent("Playback Scrolling mode/Smooth"), state.autoScrollMode == PlaybackScrollMode.Smooth, () => state.autoScrollMode = PlaybackScrollMode.Smooth);
menu.AddItem(EditorGUIUtility.TrTextContent("Playback Scrolling mode/Pan"), state.autoScrollMode == PlaybackScrollMode.Pan, () => state.autoScrollMode = PlaybackScrollMode.Pan);
menu.AddSeparator("");
menu.AddItem(EditorGUIUtility.TrTextContent("Show Audio Waveforms"), state.showAudioWaveform, () =>
{
state.showAudioWaveform = !state.showAudioWaveform;
});
menu.AddItem(EditorGUIUtility.TrTextContent("Enable Audio Scrubbing"), !state.muteAudioScrubbing, () => state.muteAudioScrubbing = !state.muteAudioScrubbing);
menu.AddSeparator("");
menu.AddItem(EditorGUIUtility.TrTextContent("Snap to Frame"), state.frameSnap, () => state.frameSnap = !state.frameSnap);
menu.AddItem(EditorGUIUtility.TrTextContent("Edge Snap"), state.edgeSnaps, () => state.edgeSnaps = !state.edgeSnaps);
if (Unsupported.IsDeveloperMode())
{
menu.AddItem(EditorGUIUtility.TrTextContent("Show Snapping Debug"), SnapEngine.displayDebugLayout,
() => SnapEngine.displayDebugLayout = !SnapEngine.displayDebugLayout);
menu.AddItem(EditorGUIUtility.TrTextContent("Debug TimeArea"), false,
() =>
Debug.LogFormat("translation: {0} scale: {1} rect: {2} shownRange: {3}", m_TimeArea.translation, m_TimeArea.scale, m_TimeArea.rect, m_TimeArea.shownArea));
menu.AddItem(EditorGUIUtility.TrTextContent("Edit Skin"), false, () => Selection.activeObject = DirectorStyles.Instance.customSkin);
menu.AddItem(EditorGUIUtility.TrTextContent("Show QuadTree Debugger"), state.showQuadTree,
() => state.showQuadTree = !state.showQuadTree);
}
menu.ShowAsContext();
}
}
}
bool AddStandardFrameRateMenu(GenericMenu menu, string name, float value)
{
bool on = state.editSequence.frameRate.Equals(value);
if (state.editSequence.isReadOnly)
{
menu.AddDisabledItem(EditorGUIUtility.TextContent(name), on);
}
else
{
menu.AddItem(EditorGUIUtility.TextContent(name), on, r =>
{
state.editSequence.frameRate = value;
}, value);
}
return on;
}
void ChangeTimeCode(object obj)
{
string format = obj.ToString();
if (format == "frames")
{
state.timeInFrames = true;
}
else
{
state.timeInFrames = false;
}
}
public void AddUserOverlay(IMarker marker, Rect rect, MarkerEditor editor, bool collapsed, bool selected)
{
if (marker == null)
throw new ArgumentNullException("marker");
if (editor == null)
throw new ArgumentNullException("editor");
m_OverlayQueue.Add(new MarkerOverlay()
{
isCollapsed = collapsed,
isSelected = selected,
marker = marker,
rect = rect,
editor = editor
}
);
}
}
}