adminandClaude Opus 4.8
e23fae0c50
Move scripts under Assets/Scripts/ into Components, GameMode, Helper, Network, Enum, Struct and ScriptableObject folders. Pure file moves (plus folder .meta files); no code changes. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
40 lines
1.5 KiB
C#
40 lines
1.5 KiB
C#
using System;
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using UnityEngine;
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using UnityEngine.EventSystems;
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/// <summary>
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/// Turns a pointer press/drag on a UI graphic into a normalized (x, y) position in
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/// [0,1] within its RectTransform (origin bottom-left). Added in code to the colour
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/// picker's saturation/value field and hue bar so they react to both clicking and
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/// dragging. The graphic on the same object must be a raycast target.
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/// </summary>
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[RequireComponent(typeof(RectTransform))]
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public class UiPointerSurface : MonoBehaviour, IPointerDownHandler, IDragHandler
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{
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/// <summary>Fired on press and while dragging with the normalized (x, y) in [0,1].</summary>
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public event Action<Vector2> Picked;
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private RectTransform _rect;
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private void Awake() => _rect = (RectTransform)transform;
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public void OnPointerDown(PointerEventData eventData) => Report(eventData);
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public void OnDrag(PointerEventData eventData) => Report(eventData);
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private void Report(PointerEventData eventData)
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{
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// pressEventCamera is null for a Screen Space - Overlay canvas, which is the
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// correct camera argument there.
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if (!RectTransformUtility.ScreenPointToLocalPointInRectangle(
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_rect, eventData.position, eventData.pressEventCamera, out Vector2 local))
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return;
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Rect r = _rect.rect;
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if (r.width <= 0f || r.height <= 0f) return;
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float x = Mathf.Clamp01((local.x - r.xMin) / r.width);
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float y = Mathf.Clamp01((local.y - r.yMin) / r.height);
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Picked?.Invoke(new Vector2(x, y));
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}
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}
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