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Move slider path point drag handling to visualiser

This commit is contained in:
Bartłomiej Dach 2021-12-20 20:56:06 +01:00
parent 488e1f858b
commit b0ca82e1e5
No known key found for this signature in database
GPG Key ID: BCECCD4FA41F6497
2 changed files with 70 additions and 52 deletions

View File

@ -16,11 +16,9 @@ using osu.Framework.Input.Events;
using osu.Framework.Localisation;
using osu.Framework.Utils;
using osu.Game.Graphics;
using osu.Game.Rulesets.Edit;
using osu.Game.Rulesets.Objects;
using osu.Game.Rulesets.Objects.Types;
using osu.Game.Rulesets.Osu.Objects;
using osu.Game.Screens.Edit;
using osuTK;
using osuTK.Graphics;
using osuTK.Input;
@ -33,6 +31,11 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
public class PathControlPointPiece : BlueprintPiece<Slider>, IHasTooltip
{
public Action<PathControlPointPiece, MouseButtonEvent> RequestSelection;
public Action<PathControlPoint> DragStarted;
public Action<PathControlPoint, DragEvent> DragInProgress;
public Action DragEnded;
public List<PathControlPoint> PointsInSegment;
public readonly BindableBool IsSelected = new BindableBool();
@ -42,12 +45,6 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
private readonly Container marker;
private readonly Drawable markerRing;
[Resolved(CanBeNull = true)]
private IEditorChangeHandler changeHandler { get; set; }
[Resolved(CanBeNull = true)]
private IPositionSnapProvider snapProvider { get; set; }
[Resolved]
private OsuColour colours { get; set; }
@ -160,9 +157,6 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
protected override bool OnClick(ClickEvent e) => RequestSelection != null;
private Vector2 dragStartPosition;
private PathType? dragPathType;
protected override bool OnDragStart(DragStartEvent e)
{
if (RequestSelection == null)
@ -170,54 +164,16 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
if (e.Button == MouseButton.Left)
{
dragStartPosition = ControlPoint.Position;
dragPathType = PointsInSegment[0].Type;
changeHandler?.BeginChange();
DragStarted?.Invoke(ControlPoint);
return true;
}
return false;
}
protected override void OnDrag(DragEvent e)
{
Vector2[] oldControlPoints = slider.Path.ControlPoints.Select(cp => cp.Position).ToArray();
var oldPosition = slider.Position;
double oldStartTime = slider.StartTime;
protected override void OnDrag(DragEvent e) => DragInProgress?.Invoke(ControlPoint, e);
if (ControlPoint == slider.Path.ControlPoints[0])
{
// Special handling for the head control point - the position of the slider changes which means the snapped position and time have to be taken into account
var result = snapProvider?.SnapScreenSpacePositionToValidTime(e.ScreenSpaceMousePosition);
Vector2 movementDelta = Parent.ToLocalSpace(result?.ScreenSpacePosition ?? e.ScreenSpaceMousePosition) - slider.Position;
slider.Position += movementDelta;
slider.StartTime = result?.Time ?? slider.StartTime;
// Since control points are relative to the position of the slider, they all need to be offset backwards by the delta
for (int i = 1; i < slider.Path.ControlPoints.Count; i++)
slider.Path.ControlPoints[i].Position -= movementDelta;
}
else
ControlPoint.Position = dragStartPosition + (e.MousePosition - e.MouseDownPosition);
if (!slider.Path.HasValidLength)
{
for (int i = 0; i < slider.Path.ControlPoints.Count; i++)
slider.Path.ControlPoints[i].Position = oldControlPoints[i];
slider.Position = oldPosition;
slider.StartTime = oldStartTime;
return;
}
// Maintain the path type in case it got defaulted to bezier at some point during the drag.
PointsInSegment[0].Type = dragPathType;
}
protected override void OnDragEnd(DragEndEvent e) => changeHandler?.EndChange();
protected override void OnDragEnd(DragEndEvent e) => DragEnded?.Invoke();
private void cachePoints(Slider slider) => PointsInSegment = slider.Path.PointsInSegment(ControlPoint);

View File

@ -16,6 +16,7 @@ using osu.Framework.Input;
using osu.Framework.Input.Bindings;
using osu.Framework.Input.Events;
using osu.Game.Graphics.UserInterface;
using osu.Game.Rulesets.Edit;
using osu.Game.Rulesets.Objects;
using osu.Game.Rulesets.Objects.Types;
using osu.Game.Rulesets.Osu.Objects;
@ -40,6 +41,9 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
public Action<List<PathControlPoint>> RemoveControlPointsRequested;
[Resolved(CanBeNull = true)]
private IPositionSnapProvider snapProvider { get; set; }
public PathControlPointVisualiser(Slider slider, bool allowSelection)
{
this.slider = slider;
@ -88,6 +92,10 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
{
if (allowSelection)
d.RequestSelection = selectPiece;
d.DragStarted = dragStarted;
d.DragInProgress = dragInProgress;
d.DragEnded = dragEnded;
}));
Connections.Add(new PathControlPointConnectionPiece(slider, e.NewStartingIndex + i));
@ -203,6 +211,60 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
return true;
}
#region Drag handling
private Vector2 dragStartPosition;
private PathType? dragPathType;
private void dragStarted(PathControlPoint controlPoint)
{
dragStartPosition = controlPoint.Position;
dragPathType = slider.Path.PointsInSegment(controlPoint).First().Type;
changeHandler?.BeginChange();
}
private void dragInProgress(PathControlPoint controlPoint, DragEvent e)
{
Vector2[] oldControlPoints = slider.Path.ControlPoints.Select(cp => cp.Position).ToArray();
var oldPosition = slider.Position;
double oldStartTime = slider.StartTime;
if (controlPoint == slider.Path.ControlPoints[0])
{
// Special handling for the head control point - the position of the slider changes which means the snapped position and time have to be taken into account
var result = snapProvider?.SnapScreenSpacePositionToValidTime(e.ScreenSpaceMousePosition);
Vector2 movementDelta = Parent.ToLocalSpace(result?.ScreenSpacePosition ?? e.ScreenSpaceMousePosition) - slider.Position;
slider.Position += movementDelta;
slider.StartTime = result?.Time ?? slider.StartTime;
// Since control points are relative to the position of the slider, they all need to be offset backwards by the delta
for (int i = 1; i < slider.Path.ControlPoints.Count; i++)
slider.Path.ControlPoints[i].Position -= movementDelta;
}
else
controlPoint.Position = dragStartPosition + (e.MousePosition - e.MouseDownPosition);
if (!slider.Path.HasValidLength)
{
for (int i = 0; i < slider.Path.ControlPoints.Count; i++)
slider.Path.ControlPoints[i].Position = oldControlPoints[i];
slider.Position = oldPosition;
slider.StartTime = oldStartTime;
return;
}
// Maintain the path type in case it got defaulted to bezier at some point during the drag.
slider.Path.PointsInSegment(controlPoint).First().Type = dragPathType;
}
private void dragEnded() => changeHandler?.EndChange();
#endregion
public MenuItem[] ContextMenuItems
{
get