| | | 1 | | using System.Collections; |
| | | 2 | | using UnityEngine; |
| | | 3 | | using UnityEngine.EventSystems; |
| | | 4 | | |
| | | 5 | | public interface ITooltipController |
| | | 6 | | { |
| | | 7 | | void Initialize(ITooltipView view); |
| | | 8 | | void Dispose(); |
| | | 9 | | void SetTooltipText(string text); |
| | | 10 | | void ShowTooltip(BaseEventData data); |
| | | 11 | | void ShowTooltip(BaseEventData data, Vector3 offset); |
| | | 12 | | void HideTooltip(); |
| | | 13 | | } |
| | | 14 | | |
| | | 15 | | public class TooltipController : ITooltipController |
| | | 16 | | { |
| | | 17 | | internal ITooltipView view; |
| | | 18 | | internal Coroutine changeAlphaCoroutine; |
| | | 19 | | |
| | | 20 | | public void Initialize(ITooltipView view) |
| | | 21 | | { |
| | 3 | 22 | | this.view = view; |
| | | 23 | | |
| | 3 | 24 | | view.OnHideTooltip += HideTooltip; |
| | 3 | 25 | | } |
| | | 26 | | |
| | | 27 | | public void Dispose() |
| | | 28 | | { |
| | 5 | 29 | | KillTooltipCoroutine(); |
| | | 30 | | |
| | 5 | 31 | | if (view == null) |
| | 2 | 32 | | return; |
| | | 33 | | |
| | 3 | 34 | | view.OnHideTooltip -= HideTooltip; |
| | 3 | 35 | | } |
| | | 36 | | |
| | 2 | 37 | | public void SetTooltipText(string text) { view.SetText(text); } |
| | | 38 | | |
| | 2 | 39 | | public void ShowTooltip(BaseEventData data) { ShowTooltip(data, Vector3.zero); } |
| | | 40 | | |
| | | 41 | | public void ShowTooltip(BaseEventData data, Vector3 offset) |
| | | 42 | | { |
| | 2 | 43 | | if (!(data is PointerEventData dataConverted)) |
| | 0 | 44 | | return; |
| | | 45 | | |
| | 2 | 46 | | RectTransform selectedRT = dataConverted.pointerEnter.GetComponent<RectTransform>(); |
| | 2 | 47 | | view.SetTooltipPosition(offset + selectedRT.position); |
| | | 48 | | |
| | 2 | 49 | | KillTooltipCoroutine(); |
| | | 50 | | |
| | 2 | 51 | | changeAlphaCoroutine = CoroutineStarter.Start(ChangeAlpha(0, 1)); |
| | 2 | 52 | | } |
| | | 53 | | |
| | | 54 | | public void HideTooltip() |
| | | 55 | | { |
| | 0 | 56 | | KillTooltipCoroutine(); |
| | 0 | 57 | | changeAlphaCoroutine = CoroutineStarter.Start(ChangeAlpha(1, 0)); |
| | 0 | 58 | | } |
| | | 59 | | |
| | | 60 | | internal IEnumerator ChangeAlpha(float from, float to) |
| | | 61 | | { |
| | 2 | 62 | | if (view.currentAlpha == to) |
| | 0 | 63 | | yield break; |
| | | 64 | | |
| | 2 | 65 | | view.SetTooltipAlpha(from); |
| | | 66 | | |
| | 2 | 67 | | float currentAlpha = from; |
| | 2 | 68 | | float destinationAlpha = to; |
| | | 69 | | |
| | 2 | 70 | | float fractionOfJourney = 0; |
| | 2 | 71 | | float speed = view.alphaTranstionSpeed; |
| | 2 | 72 | | while (fractionOfJourney < 1) |
| | | 73 | | { |
| | 2 | 74 | | fractionOfJourney += Time.unscaledDeltaTime * speed; |
| | 2 | 75 | | float lerpedAlpha = Mathf.Lerp(currentAlpha, destinationAlpha, fractionOfJourney); |
| | 2 | 76 | | view.SetTooltipAlpha(lerpedAlpha); |
| | 2 | 77 | | yield return null; |
| | | 78 | | } |
| | 0 | 79 | | changeAlphaCoroutine = null; |
| | 0 | 80 | | } |
| | | 81 | | |
| | | 82 | | internal void KillTooltipCoroutine() |
| | | 83 | | { |
| | 7 | 84 | | if (changeAlphaCoroutine != null) |
| | 2 | 85 | | CoroutineStarter.Stop(changeAlphaCoroutine); |
| | 7 | 86 | | } |
| | | 87 | | } |