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Merge pull request #22265 from Wleter/SliderEnd-Snap

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Add snapping sliderends with nearby objects
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Dean Herbert 2023-01-24 13:43:43 +09:00 committed by GitHub
commit 3cd810f332
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 73 additions and 19 deletions
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5
osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/Components/SliderBodyPiece.cs
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@ -22,6 +22,11 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
/// </summary>
public Vector2 PathStartLocation => body.PathOffset;
/// <summary>
/// Offset in absolute (local) coordinates from the end of the curve.
/// </summary>
public Vector2 PathEndLocation => body.PathEndOffset;
public SliderBodyPiece()
{
InternalChild = body = new ManualSliderBody

5
osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderSelectionBlueprint.cs
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@ -409,6 +409,11 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
public override Vector2 ScreenSpaceSelectionPoint => DrawableObject.SliderBody?.ToScreenSpace(DrawableObject.SliderBody.PathOffset)
?? BodyPiece.ToScreenSpace(BodyPiece.PathStartLocation);
protected override Vector2[] ScreenSpaceAdditionalNodes => new[]
{
DrawableObject.SliderBody?.ToScreenSpace(DrawableObject.SliderBody.PathEndOffset) ?? BodyPiece.ToScreenSpace(BodyPiece.PathEndLocation)
};
public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) =>
BodyPiece.ReceivePositionalInputAt(screenSpacePos) || ControlPointVisualiser?.Pieces.Any(p => p.ReceivePositionalInputAt(screenSpacePos)) == true;

5
osu.Game.Rulesets.Osu/Skinning/SliderBody.cs
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@ -31,6 +31,11 @@ namespace osu.Game.Rulesets.Osu.Skinning
/// </summary>
public virtual Vector2 PathOffset => path.PositionInBoundingBox(path.Vertices[0]);
/// <summary>
/// Offset in absolute coordinates from the end of the curve.
/// </summary>
public virtual Vector2 PathEndOffset => path.PositionInBoundingBox(path.Vertices[^1]);
/// <summary>
/// Used to colour the path.
/// </summary>

8
osu.Game.Rulesets.Osu/Skinning/SnakingSliderBody.cs
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@ -43,6 +43,8 @@ namespace osu.Game.Rulesets.Osu.Skinning
public override Vector2 PathOffset => snakedPathOffset;
public override Vector2 PathEndOffset => snakedPathEndOffset;
/// <summary>
/// The top-left position of the path when fully snaked.
/// </summary>
@ -53,6 +55,11 @@ namespace osu.Game.Rulesets.Osu.Skinning
/// </summary>
private Vector2 snakedPathOffset;
/// <summary>
/// The offset of the end of path from <see cref="snakedPosition"/> when fully snaked.
/// </summary>
private Vector2 snakedPathEndOffset;
private DrawableSlider drawableSlider = null!;
[BackgroundDependencyLoader]
@ -109,6 +116,7 @@ namespace osu.Game.Rulesets.Osu.Skinning
snakedPosition = Path.PositionInBoundingBox(Vector2.Zero);
snakedPathOffset = Path.PositionInBoundingBox(Path.Vertices[0]);
snakedPathEndOffset = Path.PositionInBoundingBox(Path.Vertices[^1]);
double lastSnakedStart = SnakedStart ?? 0;
double lastSnakedEnd = SnakedEnd ?? 0;

14
osu.Game/Rulesets/Edit/SelectionBlueprint.cs
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@ -4,6 +4,7 @@
#nullable disable
using System;
using System.Linq;
using osu.Framework;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
@ -125,10 +126,21 @@ namespace osu.Game.Rulesets.Edit
public virtual MenuItem[] ContextMenuItems => Array.Empty<MenuItem>();
/// <summary>
/// The screen-space point that causes this <see cref="HitObjectSelectionBlueprint"/> to be selected via a drag.
/// The screen-space main point that causes this <see cref="HitObjectSelectionBlueprint"/> to be selected via a drag.
/// </summary>
public virtual Vector2 ScreenSpaceSelectionPoint => ScreenSpaceDrawQuad.Centre;
/// <summary>
/// Any points that should be used for snapping purposes in addition to <see cref="ScreenSpaceSelectionPoint"/>. Exposed via <see cref="ScreenSpaceSnapPoints"/>.
/// </summary>
protected virtual Vector2[] ScreenSpaceAdditionalNodes => Array.Empty<Vector2>();
/// <summary>
/// The screen-space collection of base points on this <see cref="HitObjectSelectionBlueprint"/> that other objects can be snapped to.
/// The first element of this collection is <see cref="ScreenSpaceSelectionPoint"/>
/// </summary>
public Vector2[] ScreenSpaceSnapPoints => ScreenSpaceAdditionalNodes.Prepend(ScreenSpaceSelectionPoint).ToArray();
/// <summary>
/// The screen-space quad that outlines this <see cref="HitObjectSelectionBlueprint"/> for selections.
/// </summary>

55
osu.Game/Screens/Edit/Compose/Components/BlueprintContainer.cs
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@ -439,7 +439,7 @@ namespace osu.Game.Screens.Edit.Compose.Components
#region Selection Movement
private Vector2[] movementBlueprintOriginalPositions;
private Vector2[][] movementBlueprintsOriginalPositions;
private SelectionBlueprint<T>[] movementBlueprints;
private bool isDraggingBlueprint;
@ -459,7 +459,7 @@ namespace osu.Game.Screens.Edit.Compose.Components
// Movement is tracked from the blueprint of the earliest item, since it only makes sense to distance snap from that item
movementBlueprints = SortForMovement(SelectionHandler.SelectedBlueprints).ToArray();
movementBlueprintOriginalPositions = movementBlueprints.Select(m => m.ScreenSpaceSelectionPoint).ToArray();
movementBlueprintsOriginalPositions = movementBlueprints.Select(m => m.ScreenSpaceSnapPoints).ToArray();
return true;
}
@ -480,26 +480,15 @@ namespace osu.Game.Screens.Edit.Compose.Components
if (movementBlueprints == null)
return false;
Debug.Assert(movementBlueprintOriginalPositions != null);
Debug.Assert(movementBlueprintsOriginalPositions != null);
Vector2 distanceTravelled = e.ScreenSpaceMousePosition - e.ScreenSpaceMouseDownPosition;
if (snapProvider != null)
{
// check for positional snap for every object in selection (for things like object-object snapping)
for (int i = 0; i < movementBlueprintOriginalPositions.Length; i++)
for (int i = 0; i < movementBlueprints.Length; i++)
{
Vector2 originalPosition = movementBlueprintOriginalPositions[i];
var testPosition = originalPosition + distanceTravelled;
var positionalResult = snapProvider.FindSnappedPositionAndTime(testPosition, SnapType.NearbyObjects);
if (positionalResult.ScreenSpacePosition == testPosition) continue;
var delta = positionalResult.ScreenSpacePosition - movementBlueprints[i].ScreenSpaceSelectionPoint;
// attempt to move the objects, and abort any time based snapping if we can.
if (SelectionHandler.HandleMovement(new MoveSelectionEvent<T>(movementBlueprints[i], delta)))
if (checkSnappingBlueprintToNearbyObjects(movementBlueprints[i], distanceTravelled, movementBlueprintsOriginalPositions[i]))
return true;
}
}
@ -508,7 +497,7 @@ namespace osu.Game.Screens.Edit.Compose.Components
// item in the selection.
// The final movement position, relative to movementBlueprintOriginalPosition.
Vector2 movePosition = movementBlueprintOriginalPositions.First() + distanceTravelled;
Vector2 movePosition = movementBlueprintsOriginalPositions.First().First() + distanceTravelled;
// Retrieve a snapped position.
var result = snapProvider?.FindSnappedPositionAndTime(movePosition, ~SnapType.NearbyObjects);
@ -521,6 +510,36 @@ namespace osu.Game.Screens.Edit.Compose.Components
return ApplySnapResult(movementBlueprints, result);
}
/// <summary>
/// Check for positional snap for given blueprint.
/// </summary>
/// <param name="blueprint">The blueprint to check for snapping.</param>
/// <param name="distanceTravelled">Distance travelled since start of dragging action.</param>
/// <param name="originalPositions">The snap positions of blueprint before start of dragging action.</param>
/// <returns>Whether an object to snap to was found.</returns>
private bool checkSnappingBlueprintToNearbyObjects(SelectionBlueprint<T> blueprint, Vector2 distanceTravelled, Vector2[] originalPositions)
{
var currentPositions = blueprint.ScreenSpaceSnapPoints;
for (int i = 0; i < originalPositions.Length; i++)
{
Vector2 originalPosition = originalPositions[i];
var testPosition = originalPosition + distanceTravelled;
var positionalResult = snapProvider.FindSnappedPositionAndTime(testPosition, SnapType.NearbyObjects);
if (positionalResult.ScreenSpacePosition == testPosition) continue;
var delta = positionalResult.ScreenSpacePosition - currentPositions[i];
// attempt to move the objects, and abort any time based snapping if we can.
if (SelectionHandler.HandleMovement(new MoveSelectionEvent<T>(blueprint, delta)))
return true;
}
return false;
}
protected virtual bool ApplySnapResult(SelectionBlueprint<T>[] blueprints, SnapResult result) =>
SelectionHandler.HandleMovement(new MoveSelectionEvent<T>(blueprints.First(), result.ScreenSpacePosition - blueprints.First().ScreenSpaceSelectionPoint));
@ -533,7 +552,7 @@ namespace osu.Game.Screens.Edit.Compose.Components
if (movementBlueprints == null)
return false;
movementBlueprintOriginalPositions = null;
movementBlueprintsOriginalPositions = null;
movementBlueprints = null;
return true;