HeavenStudio/Assets/Scripts/LevelEditor/BoxSelection.cs
minenice55 dd9a06ad52
Change Project License to MIT (#700)
* license change

replace unneeded package

* reword this
2024-02-16 06:17:16 +00:00

150 lines
5.7 KiB
C#

using UnityEngine;
using UnityEngine.UI;
using HeavenStudio.Util;
using HeavenStudio.Editor.Track;
using DG.Tweening;
namespace HeavenStudio.Editor
{
public class BoxSelection : MonoBehaviour
{
/// <summary>
/// Are we currently drag selecting?
/// </summary>
public bool ActivelySelecting { get; private set; } = false;
private Vector2 startPosition = Vector2.zero;
private Vector2 endPosition = Vector2.zero;
private bool validClick = false;
[SerializeField] private RectTransform boxVisual;
private CanvasGroup boxGroup;
private TMPro.TMP_Text sizeText;
public static BoxSelection instance { get; private set; }
private void Start()
{
instance = this;
Color boxCol = EditorTheme.theme.properties.BoxSelectionCol.Hex2RGB();
boxVisual.GetChild(0).GetComponent<Image>().color = new Color(boxCol.r, boxCol.g, boxCol.b, 0.3f);
boxVisual.GetChild(0).GetChild(0).GetComponent<Image>().color = EditorTheme.theme.properties.BoxSelectionOutlineCol.Hex2RGB();
sizeText = boxVisual.GetChild(0).GetChild(1).GetComponent<TMPro.TMP_Text>();
sizeText.text = string.Empty;
boxGroup = boxVisual.GetComponent<CanvasGroup>();
}
public void LayerSelectUpdate()
{
if (Input.GetMouseButtonDown(0))
{
if (!Timeline.instance.MouseInTimeline || TimelineBlockManager.Instance.InteractingWithEvents || Conductor.instance.NotStopped())
{
return;
}
validClick = true;
startPosition = new Vector2(Timeline.instance.MousePos2Beat, Timeline.instance.MousePos2Layer);
boxGroup.DOKill();
boxGroup.alpha = 1.0f;
}
if (!validClick) return;
var startPos = startPosition;
var endPos = endPosition;
if (Input.GetMouseButton(0))
{
endPos = new Vector2(Timeline.instance.MousePos2Beat,
Timeline.instance.MousePos2Layer +
(Timeline.instance.MousePos2Layer < startPosition.y ? 0 : 1));
startPos = new Vector2(startPos.x,
startPos.y + ((Timeline.instance.MousePos2Layer < startPosition.y) ? 1 : 0));
startPos = new Vector2(startPos.x, Mathf.Clamp(startPos.y, 0, Timeline.instance.LayerCount));
endPos = new Vector2(endPos.x, Mathf.Clamp(endPos.y, 0, Timeline.instance.LayerCount));
ActivelySelecting = true;
if (Conductor.instance.NotStopped())
{
validClick = false;
boxGroup.DOFade(0.0f, 0.3f).SetEase(Ease.OutExpo);
ActivelySelecting = false;
return;
}
}
var start = new Vector2(Mathf.Min(startPos.x, endPos.x),
Mathf.Min(startPos.y, endPos.y));
var end = new Vector2(Mathf.Max(startPos.x, endPos.x),
Mathf.Max(startPos.y, endPos.y));
if (Input.GetMouseButtonUp(0))
{
validClick = false;
boxGroup.DOFade(0.0f, 0.3f).SetEase(Ease.OutExpo);
ActivelySelecting = false;
return;
}
boxVisual.anchoredPosition = new Vector2(start.x * Timeline.instance.PixelsPerBeat, Timeline.instance.LayerToY(Mathf.FloorToInt(start.y)));
boxVisual.sizeDelta = new Vector2((end.x - start.x) * Timeline.instance.PixelsPerBeat,
(end.y - start.y) * Timeline.instance.LayerHeight());
var boxLength = end.x - start.x;
if (boxLength > 0.01f)
sizeText.text = (boxLength).ToString("F");
else
sizeText.text = string.Empty;
// Keeps the text always in view
var sizeTextLeft = Timeline.instance.leftSide - start.x;
sizeTextLeft = Mathf.Max(sizeTextLeft, 0);
var sizeTextRight = -(Timeline.instance.rightSide - end.x);
sizeTextRight = Mathf.Max(sizeTextRight, 0);
var sizeTextTop = Timeline.instance.topSide - start.y;
sizeTextTop = Mathf.Max(sizeTextTop, 0);
var sizeTextBottom = -(Timeline.instance.bottomSide - end.y);
sizeTextBottom = Mathf.Max(sizeTextBottom, 0);
sizeText.rectTransform.offsetMin = new Vector2(sizeTextLeft * Timeline.instance.PixelsPerBeat, -sizeTextTop * Timeline.instance.LayerHeight());
sizeText.rectTransform.offsetMax = new Vector2(-sizeTextRight * Timeline.instance.PixelsPerBeat, sizeTextBottom * Timeline.instance.LayerHeight());
Select(start, end);
}
private void Select(Vector2 start, Vector2 end)
{
var boxRect = new Rect(start.x, start.y, end.x - start.x, end.y - start.y);
// This doesn't take into account blocks the user cannot see, this is intentional.
foreach (var marker in TimelineBlockManager.Instance.EntityMarkers.Values)
{
var markerRect = new Rect((float)marker.entity.beat, (int)marker.entity["track"], marker.entity.length, 1);
var boxOverMarker = boxRect.Overlaps(markerRect);
if (boxOverMarker)
{
if (!marker.selected)
Selections.instance.DragSelect(marker);
}
else
{
if (marker.selected && !Input.GetKey(KeyCode.LeftShift))
Selections.instance.Deselect(marker);
}
}
}
}
}