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using UnityEngine;
using UnityEngine.UI;
namespace Pathfinding.Examples.RTS {
[HelpURL("https://arongranberg.com/astar/documentation/stable/rtsbuildingqueueui.html")]
public class RTSBuildingQueueUI : VersionedMonoBehaviour {
RTSBuildingBarracks building;
public GameObject prefab;
public Vector3 worldOffset;
public Vector2 screenOffset;
UIItem item;
class UIItem : RTSWorldSpaceUI.Item {
QueItem[] queItems;
RTSBuildingQueueUI parent;
public UIItem (Transform tracking, RTSBuildingQueueUI parent) : base(tracking) {
this.parent = parent;
}
struct QueItem {
public GameObject root;
public UnityEngine.UI.Image icon;
public UnityEngine.UI.Image progress;
public QueItem (Transform root) {
this.root = root.gameObject;
icon = root.Find("Mask/Image").GetComponent<Image>();
var p = root.Find("QueProgress");
progress = p != null? p.GetComponent<Image>() : null;
}
}
public override void SetUIRoot (UnityEngine.GameObject root) {
base.SetUIRoot(root);
queItems = new QueItem[4];
queItems[0] = new QueItem(root.transform.Find("Que0"));
queItems[1] = new QueItem(root.transform.Find("Que/Que1"));
queItems[2] = new QueItem(root.transform.Find("Que/Que2"));
queItems[3] = new QueItem(root.transform.Find("Que/Que3"));
}
public override void Update (UnityEngine.Camera cam) {
base.Update(cam);
for (int i = 0; i < queItems.Length; i++) {
if (i >= parent.building.queue.Count) {
queItems[i].root.SetActive(false);
} else {
queItems[i].root.SetActive(true);
if (i == 0) {
queItems[i].progress.fillAmount = parent.building.queueProgressFraction;
}
queItems[i].icon.sprite = null; //parent.building.queue[i].prefab.GetComponent;
}
}
}
}
protected override void Awake () {
base.Awake();
building = GetComponent<RTSBuildingBarracks>();
}
void Start () {
item = new UIItem(transform, this);
RTSUI.active.worldSpaceUI.Add(item, prefab);
}
#if UNITY_EDITOR
void Update () {
item.worldOffset = worldOffset;
item.screenOffset = screenOffset;
}
#endif
}
}
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