145 lines
4.6 KiB
C#
145 lines
4.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Xml.Linq;
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using FarseerPhysics;
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using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using Microsoft.Xna.Framework.Input;
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using System.Collections.ObjectModel;
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namespace Subsurface
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{
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class WayPoint : MapEntity
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{
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public enum SpawnType { None, Human, Enemy };
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private SpawnType spawnType;
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public override Vector2 SimPosition
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{
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get { return ConvertUnits.ToSimUnits(new Vector2(rect.X, rect.Y)); }
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}
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public WayPoint(Rectangle newRect)
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{
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rect = newRect;
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linkedTo = new ObservableCollection<MapEntity>();
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mapEntityList.Add(this);
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}
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public override void Draw(SpriteBatch spriteBatch, bool editing)
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{
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if (!editing) return;
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Color clr = (isSelected) ? Color.Red : Color.LightGreen;
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GUI.DrawRectangle(spriteBatch, new Rectangle(rect.X, -rect.Y, rect.Width, rect.Height), clr, true);
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foreach (MapEntity e in linkedTo)
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{
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GUI.DrawLine(spriteBatch,
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new Vector2(rect.X + rect.Width / 2, -rect.Y + rect.Height / 2),
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new Vector2(e.Rect.X + e.Rect.Width / 2, -e.Rect.Y + e.Rect.Height / 2),
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Color.Green);
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}
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}
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public override void DrawEditing(SpriteBatch spriteBatch, Camera cam)
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{
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int x = 300, y = 10;
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spriteBatch.DrawString(GUI.font, "Editing waypoint", new Vector2(x, y), Color.Black);
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spriteBatch.DrawString(GUI.font, "Hold space to link to another entity", new Vector2(x, y + 20), Color.Black);
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spriteBatch.DrawString(GUI.font, "Spawnpoint: "+spawnType.ToString()+" +/-", new Vector2(x, y + 40), Color.Black);
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if (PlayerInput.KeyHit(Keys.Add)) spawnType += 1;
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if (PlayerInput.KeyHit(Keys.Subtract)) spawnType -= 1;
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if (spawnType > SpawnType.Enemy) spawnType = SpawnType.None;
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if (spawnType < SpawnType.None) spawnType = SpawnType.Enemy;
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if (!PlayerInput.LeftButtonClicked()) return;
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Vector2 position = cam.ScreenToWorld(PlayerInput.MousePosition);
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foreach (MapEntity e in mapEntityList)
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{
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if (e.GetType()!=typeof(WayPoint)) continue;
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if (e == this) continue;
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if (!Submarine.RectContains(e.Rect, position)) continue;
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linkedTo.Add(e);
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e.linkedTo.Add(this);
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}
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}
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public static WayPoint GetRandom(SpawnType spawnType = SpawnType.None)
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{
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List<WayPoint> wayPoints = new List<WayPoint>();
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foreach (MapEntity e in mapEntityList)
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{
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WayPoint wayPoint = e as WayPoint;
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if (wayPoint==null) continue;
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if (spawnType != SpawnType.None && wayPoint.spawnType != spawnType) continue;
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wayPoints.Add(wayPoint);
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}
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if (!wayPoints.Any()) return null;
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return wayPoints[Game1.random.Next(wayPoints.Count())];
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}
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public override XElement Save(XDocument doc)
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{
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XElement element = new XElement("WayPoint");
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element.Add(new XAttribute("ID", ID),
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new XAttribute("x", rect.X),
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new XAttribute("y", rect.Y),
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new XAttribute("spawn", spawnType));
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doc.Root.Add(element);
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if (linkedTo != null)
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{
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int i = 0;
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foreach (MapEntity e in linkedTo)
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{
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element.Add(new XAttribute("linkedto" + i, e.ID));
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i += 1;
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}
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}
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return element;
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}
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public static void Load(XElement element)
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{
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Rectangle rect = new Rectangle(
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int.Parse(element.Attribute("x").Value),
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int.Parse(element.Attribute("y").Value),
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(int)Submarine.gridSize.X, (int)Submarine.gridSize.Y);
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WayPoint w = new WayPoint(rect);
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w.ID = int.Parse(element.Attribute("ID").Value);
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w.spawnType = (SpawnType)Enum.Parse(typeof(SpawnType),
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ToolBox.GetAttributeString(element, "spawn", "None"));
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w.linkedToID = new List<int>();
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int i = 0;
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while (element.Attribute("linkedto" + i) != null)
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{
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w.linkedToID.Add(int.Parse(element.Attribute("linkedto" + i).Value));
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i += 1;
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}
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}
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}
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}
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