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Code Issues Releases Wiki Activity

Added timeline caret keyframe snapping

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This commit is contained in:
Robert 2020-01-10 20:43:27 +01:00
parent ecee78141d
commit bda77b12f0
1 changed files with 16 additions and 0 deletions
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16
src/Artemis.UI/Screens/Module/ProfileEditor/LayerProperties/LayerPropertiesViewModel.cs
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@ -116,7 +116,23 @@ namespace Artemis.UI.Screens.Module.ProfileEditor.LayerProperties
public void TimelineMouseMove(object sender, MouseEventArgs e)
{
if (_mouseOverCaret && e.LeftButton == MouseButtonState.Pressed)
{
// Snap to visible keyframes
var visibleKeyframes = PropertyTimeline.PropertyTrackViewModels.Where(t => t.LayerPropertyViewModel.Parent != null &&
t.LayerPropertyViewModel.Parent.IsExpanded)
.SelectMany(t => t.KeyframeViewModels);
TimeCaretPosition = new Thickness(Math.Max(0, e.GetPosition((IInputElement) sender).X + _caretStartMouseStartOffset), 0, 0, 0);
// Take a tolerance of 5 pixels (half a keyframe width)
var tolerance = 1000f / PixelsPerSecond * 5;
var closeKeyframe = visibleKeyframes.FirstOrDefault(
kf => Math.Abs(kf.Keyframe.Position.TotalMilliseconds - _profileEditorService.CurrentTime.TotalMilliseconds) < tolerance
);
if (closeKeyframe != null)
_profileEditorService.CurrentTime = closeKeyframe.Keyframe.Position;
}
}
#endregion