102 lines
3.6 KiB
C#
102 lines
3.6 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using Cyber.Util;
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namespace Cyber.Controls {
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/// <summary>
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/// Handles displaying and interacting with the inventory.
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/// </summary>
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public class InventoryInterface : MonoBehaviour {
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/// <summary>
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/// The camera that is displaying this inventory interface.
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/// </summary>
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public Camera Camera;
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/// <summary>
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/// The hologram that acts as the root for the inventory.
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/// </summary>
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public Hologram Hologram;
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/// <summary>
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/// The text that contains the item list.
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/// </summary>
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public TextTextureApplier ItemListText;
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/// <summary>
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/// How many items can be shown on the screen at the same time.
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/// </summary>
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public int ItemsPerScreen;
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private CursorHandler CursorHandler;
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private bool InventoryOpen = false;
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private int TestingInventorySize = 20;
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private int ScrollingIndex = 0;
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private int SelectedIndex = -1;
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private void Start() {
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CursorHandler = GameObject.Find("/Systems/CursorHandler").GetComponent<CursorHandler>();
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RebuildItemList(-1);
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}
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private void Update() {
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if (Input.GetButtonDown("Inventory")) {
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InventoryOpen = !InventoryOpen;
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Hologram.Visible = InventoryOpen;
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CursorHandler.RequestLockState(!InventoryOpen);
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}
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RaycastHit LookedAt = CameraUtil.GetLookedAtHit(Camera, 1f, true);
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if (LookedAt.collider != null) {
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TextTextureApplier Text = LookedAt.collider.GetComponent<TextTextureApplier>();
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if (Text != null && Text == ItemListText) {
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// Interacting with the item list
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// Calculate the index
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float ScaledY = (Text.transform.InverseTransformPoint(LookedAt.point).z * 0.1f) + 0.5f;
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int CurrentIndex = ScrollingIndex + (int)(ScaledY * ItemsPerScreen);
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// Update inputs
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if (Input.GetAxis("Mouse ScrollWheel") > 0 && ScrollingIndex > 0) {
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ScrollingIndex--;
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}
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if (Input.GetAxis("Mouse ScrollWheel") < 0 && ScrollingIndex < TestingInventorySize - 1) {
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ScrollingIndex++;
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}
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if (Input.GetButtonDown("Activate")) {
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SelectedIndex = CurrentIndex;
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}
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// Rebuild the list
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RebuildItemList(CurrentIndex);
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}
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} else {
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// Outside of the inventory, clicking will unselect
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if (Input.GetButtonDown("Activate")) {
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SelectedIndex = -1;
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RebuildItemList(-1);
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}
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}
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}
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private void RebuildItemList(int focused) {
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string Inv = "";
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for (int i = ScrollingIndex; i < TestingInventorySize; i++) {
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if (i == focused) {
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Inv += "<b>";
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}
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if (i == SelectedIndex) {
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Inv += "·";
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}
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Inv += "Item #" + i + "\n";
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if (i == focused) {
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Inv += "</b>";
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}
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}
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TextTextureProperties NewProps = ItemListText.TextProperties;
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NewProps.Text = Inv;
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ItemListText.SetTextProperties(NewProps);
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}
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}
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} |