private void RenderTimelineCursor(Rect rect, TimeOfDayController timeController)
{
// Flag the start of a timeline drag.
if (TimelineSelection.isDraggingTimeline == false &&
(Event.current.type == EventType.MouseDrag) &&
rect.Contains(Event.current.mousePosition))
{
TimelineSelection.isDraggingTimeline = true;
}
if (TimelineSelection.isDraggingTimeline)
{
float percent = Mathf.Clamp((Event.current.mousePosition.x - rect.x) / rect.width, 0, MAX_TIME_VALUE);
timeController.skyTime = percent;
EditorUtility.SetDirty(timeController);
}
if (Event.current.type != EventType.Repaint)
{
return;
}
float playHeadHeight = PLAYHEAD_WIDTH / 2.0f;
float xCursorPos = SkyEditorUtility.GetXPositionForPercent(rect, timeController.timeOfDay);
// Draw the line that overlaps all the content rows.
const float extensionSize = 5.0f;
Rect lineRect = new Rect(
xCursorPos - (CURSOR_LINE_WIDTH / 2.0f),
rect.y + TIME_HEADER_HEIGHT - extensionSize,
CURSOR_LINE_WIDTH,
rect.height - TIME_HEADER_HEIGHT + extensionSize);
GUI.DrawTexture(lineRect, SkyEditorUtility.LoadEditorResourceTexture("CursorLine"));
// Draw the playhead arrow.
if (m_PlayheadTexture == null)
{
m_PlayheadTexture = SkyEditorUtility.LoadEditorResourceTexture("PlayheadArrow");
}
Rect headRect = new Rect(
xCursorPos - (PLAYHEAD_WIDTH / 2.0f),
rect.y + TIME_HEADER_HEIGHT - playHeadHeight,
PLAYHEAD_WIDTH,
playHeadHeight);
GUI.DrawTexture(headRect, m_PlayheadTexture, ScaleMode.StretchToFill, true);
}
// Sticks to bottom of rect, and can slide horizontally only.
public static void DrawHorizontalKeyMarker(
Rect fullSliderRect, BaseKeyframe keyFrame, UnityEngine.Object undoObject, out bool didSingleClick, out bool isDragging, out bool keyFrameTimeChanged)
{
Rect markerRect = new Rect(
SkyEditorUtility.GetXPositionForPercent(fullSliderRect, keyFrame.time) - (KEY_GRIP_WIDTH / 2),
fullSliderRect.y + fullSliderRect.height - (KEY_GRIP_HEIGHT) / 2.0f,
KEY_GRIP_WIDTH,
KEY_GRIP_HEIGHT);
bool wasDragging = TimelineSelection.selectedControlUUID != null && TimelineSelection.selectedControlUUID == keyFrame.id;
bool isMouseOverControl = markerRect.Contains(Event.current.mousePosition);
didSingleClick = false;
isDragging = wasDragging;
keyFrameTimeChanged = false;
// Single Click.
if (Event.current.isMouse)
{
// Check for single click, with no drag.
if (Event.current.type == EventType.MouseUp && TimelineSelection.selectedControlUUID == null && isMouseOverControl)
{
Event.current.Use();
didSingleClick = true;
}
// Start slide.
if (TimelineSelection.selectedControlUUID == null && isMouseOverControl && Event.current.type == EventType.MouseDrag)
{
TimelineSelection.selectedControlUUID = keyFrame.id;
Event.current.Use();
isDragging = true;
}
// End Slide.
if (wasDragging && Event.current.type == EventType.MouseUp)
{
TimelineSelection.selectedControlUUID = null;
Event.current.Use();
isDragging = false;
}
// If we're dragging this keyframe grip, move it's position.
if (isDragging || wasDragging)
{
// Update key frame time value and reposition rectangle.
Undo.RecordObject(undoObject, "Keyframe time position changed.");
keyFrame.time = SkyEditorUtility.GetPercentForXPosition(fullSliderRect, Event.current.mousePosition.x);
keyFrameTimeChanged = true;
isDragging = true;
// Position the marker rect.
markerRect.x = SkyEditorUtility.GetXPositionForPercent(fullSliderRect, keyFrame.time) - (KEY_GRIP_WIDTH / 2);
Event.current.Use();
}
}
bool showAsActive = IsKeyframeActiveInInspector(keyFrame) || isDragging;
// Draw the marker at this location.
SkyEditorUtility.DrawKeyMarker(markerRect, showAsActive);
}
public static void DrawNumericKeyMarker(Rect fullSliderRect, NumberKeyframe keyFrame, NumberKeyframeGroup group,
UnityEngine.Object undoObject, out bool didSingleClick, out bool isDragging, out bool keyFrameTimeChanged)
{
Rect markerRect = new Rect(
SkyEditorUtility.GetXPositionForPercent(fullSliderRect, keyFrame.time) - (KEY_GRIP_WIDTH / 2),
GetYPositionForPercent(fullSliderRect, 1 - group.ValueToPercent(keyFrame.value)),
KEY_GRIP_WIDTH,
KEY_GRIP_HEIGHT);
bool wasDragging = TimelineSelection.selectedControlUUID != null && TimelineSelection.selectedControlUUID == keyFrame.id;
bool isMouseOverControl = markerRect.Contains(Event.current.mousePosition);
didSingleClick = false;
keyFrameTimeChanged = false;
isDragging = wasDragging;
// Single Click.
if (Event.current.isMouse)
{
// Check for single click, with no drag.
if (Event.current.type == EventType.MouseUp && TimelineSelection.selectedControlUUID == null && isMouseOverControl)
{
didSingleClick = true;
Event.current.Use();
}
// Start slide.
if (TimelineSelection.selectedControlUUID == null && isMouseOverControl && Event.current.type == EventType.MouseDrag)
{
TimelineSelection.selectedControlUUID = keyFrame.id;
// Find the position of the current value and record the offset so we can drag the keygrip relative from here.
Vector2 valuePosition = new Vector2(
GetXPositionForPercent(fullSliderRect, keyFrame.time),
GetYPositionForPercent(fullSliderRect, 1 - group.ValueToPercent(keyFrame.value)));
TimelineSelection.startingMouseOffset = valuePosition - Event.current.mousePosition;
isDragging = true;
Event.current.Use();
}
// End Slide.
if (wasDragging && Event.current.type == EventType.MouseUp)
{
TimelineSelection.selectedControlUUID = null;
isDragging = false;
Event.current.Use();
}
// If we're dragging this keyframe grip, move it's position.
if (wasDragging || isDragging)
{
// Update key frame time value and reposition rectangle.
Undo.RecordObject(undoObject, "Keyframe time and value changed.");
Vector2 adjustedMousePosition = Event.current.mousePosition + TimelineSelection.startingMouseOffset;
keyFrame.time = GetPercentForXPosition(fullSliderRect, adjustedMousePosition.x);
float adjustedValuePercent = 1 - GetPercentForYPosition(fullSliderRect, adjustedMousePosition.y);
keyFrame.value = group.PercentToValue(adjustedValuePercent);
keyFrameTimeChanged = true;
isDragging = true;
// Position the marker rect.
markerRect.x = SkyEditorUtility.GetXPositionForPercent(fullSliderRect, keyFrame.time) - (KEY_GRIP_WIDTH / 2);
markerRect.y = GetYPositionForPercent(fullSliderRect, 1 - group.ValueToPercent(keyFrame.value));
Event.current.Use();
}
}
bool showAsActive = IsKeyframeActiveInInspector(keyFrame) || isDragging;
// Draw the marker at this location.
SkyEditorUtility.DrawKeyMarker(markerRect, showAsActive);
}