495 lines
16 KiB
C#
495 lines
16 KiB
C#
using Barotrauma.Networking;
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using FarseerPhysics;
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using FarseerPhysics.Dynamics;
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using Microsoft.Xna.Framework;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Xml.Linq;
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#if CLIENT
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using Barotrauma.Lights;
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#endif
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namespace Barotrauma.Items.Components
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{
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partial class Door : Pickable, IDrawableComponent, IServerSerializable
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{
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private Gap linkedGap;
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private Rectangle window;
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private bool isOpen;
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private float openState;
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private PhysicsBody body;
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private Sprite doorSprite, weldedSprite, brokenSprite;
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private bool scaleBrokenSprite, fadeBrokenSprite;
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private bool isHorizontal;
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private bool isStuck;
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private bool? predictedState;
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private float resetPredictionTimer;
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private Rectangle doorRect;
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private bool isBroken;
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public bool IsBroken
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{
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get { return isBroken; }
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set
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{
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if (isBroken == value) return;
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isBroken = value;
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if (isBroken)
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{
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DisableBody();
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}
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else
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{
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EnableBody();
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}
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}
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}
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public PhysicsBody Body
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{
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get { return body; }
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}
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private float stuck;
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public float Stuck
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{
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get { return stuck; }
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set
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{
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if (isOpen || isBroken) return;
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stuck = MathHelper.Clamp(value, 0.0f, 100.0f);
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if (stuck == 0.0f) isStuck = false;
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if (stuck == 100.0f) isStuck = true;
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}
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}
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public Gap LinkedGap
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{
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get
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{
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if (linkedGap != null) return linkedGap;
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foreach (MapEntity e in item.linkedTo)
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{
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linkedGap = e as Gap;
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if (linkedGap != null)
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{
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linkedGap.PassAmbientLight = window != Rectangle.Empty;
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return linkedGap;
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}
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}
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Rectangle rect = item.Rect;
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if (isHorizontal)
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{
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rect.Y += 5;
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rect.Height += 10;
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}
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else
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{
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rect.X -= 5;
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rect.Width += 10;
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}
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linkedGap = new Gap(rect, Item.Submarine);
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linkedGap.Submarine = item.Submarine;
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linkedGap.PassAmbientLight = window != Rectangle.Empty;
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linkedGap.Open = openState;
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item.linkedTo.Add(linkedGap);
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return linkedGap;
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}
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}
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[Serialize("0.0,0.0,0.0,0.0", false)]
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public Rectangle Window
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{
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get { return window; }
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set { window = value; }
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}
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[Editable, Serialize(false, true)]
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public bool IsOpen
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{
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get { return isOpen; }
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set
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{
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isOpen = value;
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OpenState = (isOpen) ? 1.0f : 0.0f;
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}
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}
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public float OpenState
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{
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get { return openState; }
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set
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{
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float prevValue = openState;
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openState = MathHelper.Clamp(value, 0.0f, 1.0f);
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if (openState == prevValue) return;
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#if CLIENT
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UpdateConvexHulls();
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#endif
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}
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}
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public Door(Item item, XElement element)
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: base(item, element)
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{
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isHorizontal = element.GetAttributeBool("horizontal", false);
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canBePicked = element.GetAttributeBool("canbepicked", false);
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foreach (XElement subElement in element.Elements())
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{
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string texturePath = subElement.GetAttributeString("texture", "");
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switch (subElement.Name.ToString().ToLowerInvariant())
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{
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case "sprite":
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doorSprite = new Sprite(subElement, texturePath.Contains("/") ? "" : Path.GetDirectoryName(item.Prefab.ConfigFile));
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break;
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case "weldedsprite":
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weldedSprite = new Sprite(subElement, texturePath.Contains("/") ? "" : Path.GetDirectoryName(item.Prefab.ConfigFile));
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break;
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case "brokensprite":
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brokenSprite = new Sprite(subElement, texturePath.Contains("/") ? "" : Path.GetDirectoryName(item.Prefab.ConfigFile));
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scaleBrokenSprite = subElement.GetAttributeBool("scale", false);
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fadeBrokenSprite = subElement.GetAttributeBool("fade", false);
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break;
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}
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}
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doorRect = new Rectangle(
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item.Rect.Center.X - (int)(doorSprite.size.X / 2),
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item.Rect.Y - item.Rect.Height/2 + (int)(doorSprite.size.Y / 2.0f),
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(int)doorSprite.size.X,
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(int)doorSprite.size.Y);
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body = new PhysicsBody(
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ConvertUnits.ToSimUnits(Math.Max(doorRect.Width, 1)),
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ConvertUnits.ToSimUnits(Math.Max(doorRect.Height, 1)),
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0.0f,
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1.5f);
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body.UserData = item;
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body.CollisionCategories = Physics.CollisionWall;
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body.BodyType = BodyType.Static;
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body.SetTransform(
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ConvertUnits.ToSimUnits(new Vector2(doorRect.Center.X, doorRect.Y - doorRect.Height / 2)),
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0.0f);
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body.Friction = 0.5f;
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IsActive = true;
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}
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public override void Move(Vector2 amount)
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{
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base.Move(amount);
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body.SetTransform(body.SimPosition + ConvertUnits.ToSimUnits(amount), 0.0f);
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#if CLIENT
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UpdateConvexHulls();
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#endif
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}
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public override bool HasRequiredItems(Character character, bool addMessage)
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{
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if (item.Condition <= 0.0f) return true; //For repairing
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//this is a bit pointless atm because if canBePicked is false it won't allow you to do Pick() anyway, however it's still good for future-proofing.
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return requiredItems.Any() ? base.HasRequiredItems(character, addMessage) : canBePicked;
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}
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public override bool Pick(Character picker)
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{
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return item.Condition <= 0.0f ? true : base.Pick(picker);
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}
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public override bool OnPicked(Character picker)
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{
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if (item.Condition <= 0.0f) return true; //repairs
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SetState(predictedState == null ? !isOpen : !predictedState.Value, false, true); //crowbar function
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#if CLIENT
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PlaySound(ActionType.OnPicked, item.WorldPosition);
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#endif
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return false;
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}
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public override bool Select(Character character)
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{
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//can only be selected if the item is broken
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return item.Condition <= 0.0f;
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}
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public override void Update(float deltaTime, Camera cam)
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{
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if (isBroken)
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{
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//the door has to be restored to 50% health before collision detection on the body is re-enabled
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if (item.Condition > 50.0f)
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{
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IsBroken = false;
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}
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return;
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}
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bool isClosing = false;
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if (!isStuck)
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{
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if (predictedState == null)
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{
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OpenState += deltaTime * (isOpen ? 2.0f : -2.0f);
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isClosing = openState > 0.0f && openState < 1.0f && !isOpen;
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}
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else
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{
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OpenState += deltaTime * ((bool)predictedState ? 2.0f : -2.0f);
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isClosing = openState > 0.0f && openState < 1.0f && !(bool)predictedState;
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resetPredictionTimer -= deltaTime;
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if (resetPredictionTimer <= 0.0f)
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{
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predictedState = null;
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}
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}
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LinkedGap.Open = openState;
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}
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if (isClosing)
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{
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PushCharactersAway();
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}
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else
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{
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body.Enabled = openState < 1.0f;
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}
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//don't use the predicted state here, because it might set
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//other items to an incorrect state if the prediction is wrong
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item.SendSignal(0, (isOpen) ? "1" : "0", "state_out", null);
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}
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public override void UpdateBroken(float deltaTime, Camera cam)
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{
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IsBroken = true;
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}
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private void EnableBody()
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{
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body.FarseerBody.IsSensor = false;
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#if CLIENT
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UpdateConvexHulls();
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#endif
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isBroken = false;
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}
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private void DisableBody()
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{
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//change the body to a sensor instead of disabling it completely,
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//because otherwise repairtool raycasts won't hit it
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body.FarseerBody.IsSensor = true;
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linkedGap.Open = 1.0f;
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IsOpen = false;
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#if CLIENT
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if (convexHull != null) convexHull.Enabled = false;
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if (convexHull2 != null) convexHull2.Enabled = false;
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#endif
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}
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public override void OnMapLoaded()
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{
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LinkedGap.ConnectedDoor = this;
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LinkedGap.Open = openState;
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#if CLIENT
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Vector2[] corners = GetConvexHullCorners(Rectangle.Empty);
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convexHull = new ConvexHull(corners, Color.Black, item);
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if (window != Rectangle.Empty) convexHull2 = new ConvexHull(corners, Color.Black, item);
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UpdateConvexHulls();
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#endif
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}
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protected override void RemoveComponentSpecific()
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{
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base.RemoveComponentSpecific();
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if (body != null)
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{
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body.Remove();
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body = null;
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}
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if (linkedGap != null) linkedGap.Remove();
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doorSprite.Remove();
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if (weldedSprite != null) weldedSprite.Remove();
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#if CLIENT
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if (convexHull != null) convexHull.Remove();
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if (convexHull2 != null) convexHull2.Remove();
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#endif
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}
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private void PushCharactersAway()
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{
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//push characters out of the doorway when the door is closing/opening
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Vector2 simPos = ConvertUnits.ToSimUnits(new Vector2(item.Rect.X, item.Rect.Y));
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Vector2 currSize = isHorizontal ?
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new Vector2(item.Rect.Width * (1.0f - openState), doorSprite.size.Y) :
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new Vector2(doorSprite.size.X, item.Rect.Height * (1.0f - openState));
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Vector2 simSize = ConvertUnits.ToSimUnits(currSize);
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foreach (Character c in Character.CharacterList)
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{
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int dir = isHorizontal ? Math.Sign(c.SimPosition.Y - item.SimPosition.Y) : Math.Sign(c.SimPosition.X - item.SimPosition.X);
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List<PhysicsBody> bodies = c.AnimController.Limbs.Select(l => l.body).ToList();
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bodies.Add(c.AnimController.Collider);
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foreach (PhysicsBody body in bodies)
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{
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float diff = 0.0f;
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if (isHorizontal)
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{
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if (body.SimPosition.X < simPos.X || body.SimPosition.X > simPos.X + simSize.X) continue;
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diff = body.SimPosition.Y - item.SimPosition.Y;
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}
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else
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{
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if (body.SimPosition.Y > simPos.Y || body.SimPosition.Y < simPos.Y - simSize.Y) continue;
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diff = body.SimPosition.X - item.SimPosition.X;
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}
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if (Math.Sign(diff) != dir)
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{
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#if CLIENT
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SoundPlayer.PlayDamageSound("LimbBlunt", 1.0f, body);
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#endif
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if (isHorizontal)
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{
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body.SetTransform(new Vector2(body.SimPosition.X, item.SimPosition.Y + dir * simSize.Y * 2.0f), body.Rotation);
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body.ApplyLinearImpulse(new Vector2(isOpen ? 0.0f : 1.0f, dir * 2.0f));
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}
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else
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{
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body.SetTransform(new Vector2(item.SimPosition.X + dir * simSize.X * 1.2f, body.SimPosition.Y), body.Rotation);
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body.ApplyLinearImpulse(new Vector2(dir * 0.5f, isOpen ? 0.0f : -1.0f));
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}
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}
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if (isHorizontal)
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{
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if (Math.Abs(body.SimPosition.Y - item.SimPosition.Y) > simSize.Y * 0.5f) continue;
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body.ApplyLinearImpulse(new Vector2(isOpen ? 0.0f : 1.0f, dir * 0.5f));
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}
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else
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{
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if (Math.Abs(body.SimPosition.X - item.SimPosition.X) > simSize.X * 0.5f) continue;
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body.ApplyLinearImpulse(new Vector2(dir * 0.5f, isOpen ? 0.0f : -1.0f));
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}
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c.SetStun(0.2f);
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}
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}
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}
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public override void ReceiveSignal(int stepsTaken, string signal, Connection connection, Item source, Character sender, float power = 0.0f)
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{
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if (isStuck) return;
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bool wasOpen = predictedState == null ? isOpen : predictedState.Value;
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if (connection.Name == "toggle")
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{
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SetState(!wasOpen, false, true);
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}
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else if (connection.Name == "set_state")
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{
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SetState(signal != "0", false, true);
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}
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bool newState = predictedState == null ? isOpen : predictedState.Value;
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if (sender != null && wasOpen != newState)
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{
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GameServer.Log(sender.LogName + (newState ? " opened " : " closed ") + item.Name, ServerLog.MessageType.ItemInteraction);
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}
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}
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public void SetState(bool open, bool isNetworkMessage, bool sendNetworkMessage = false)
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{
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if (isStuck || (predictedState == null && isOpen == open) || (predictedState != null && isOpen == predictedState.Value)) return;
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if (GameMain.Client != null && !isNetworkMessage)
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{
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//clients can "predict" that the door opens/closes when a signal is received
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//the prediction will be reset after 1 second, setting the door to a state
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//sent by the server, or reverting it back to its old state if no msg from server was received
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#if CLIENT
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if (open != predictedState) PlaySound(ActionType.OnUse, item.WorldPosition);
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#endif
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predictedState = open;
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resetPredictionTimer = CorrectionDelay;
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}
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else
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{
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#if CLIENT
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if (!isNetworkMessage || open != predictedState) PlaySound(ActionType.OnUse, item.WorldPosition);
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#endif
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isOpen = open;
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}
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//opening a partially stuck door makes it less stuck
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if (isOpen) stuck = MathHelper.Clamp(stuck - 30.0f, 0.0f, 100.0f);
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if (sendNetworkMessage)
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{
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item.CreateServerEvent(this);
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}
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}
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public void ServerWrite(Lidgren.Network.NetBuffer msg, Barotrauma.Networking.Client c, object[] extraData = null)
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{
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msg.Write(isOpen);
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msg.WriteRangedSingle(stuck, 0.0f, 100.0f, 8);
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}
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public void ClientRead(ServerNetObject type, Lidgren.Network.NetBuffer msg, float sendingTime)
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{
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SetState(msg.ReadBoolean(), true);
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Stuck = msg.ReadRangedSingle(0.0f, 100.0f, 8);
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predictedState = null;
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}
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}
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}
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