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63 lines
1.6 KiB
C#
63 lines
1.6 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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#nullable disable
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using System;
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using osu.Framework.Input.Events;
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namespace osu.Game.Screens.Edit.Compose.Components
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{
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public abstract partial class SelectionBoxDragHandle : SelectionBoxControl
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{
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protected override bool OnDragStart(DragStartEvent e)
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{
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TriggerOperationStarted();
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return true;
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}
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protected override void OnDragEnd(DragEndEvent e)
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{
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TriggerOperationEnded();
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UpdateHoverState();
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base.OnDragEnd(e);
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}
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#region Internal events for SelectionBoxDragHandleContainer
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internal event Action HoverGained;
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internal event Action HoverLost;
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internal event Action MouseDown;
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internal event Action MouseUp;
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protected override bool OnHover(HoverEvent e)
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{
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bool result = base.OnHover(e);
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HoverGained?.Invoke();
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return result;
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}
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protected override void OnHoverLost(HoverLostEvent e)
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{
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base.OnHoverLost(e);
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HoverLost?.Invoke();
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}
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protected override bool OnMouseDown(MouseDownEvent e)
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{
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bool result = base.OnMouseDown(e);
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MouseDown?.Invoke();
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return result;
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}
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protected override void OnMouseUp(MouseUpEvent e)
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{
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base.OnMouseUp(e);
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MouseUp?.Invoke();
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}
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#endregion
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}
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}
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