524 lines
16 KiB
C#
524 lines
16 KiB
C#
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.Reflection;
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using System.Xml.Linq;
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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 Microsoft.Xna.Framework.Graphics;
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using FarseerPhysics.Collision;
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namespace Subsurface
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{
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public enum Direction : byte
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{
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None = 0, Left = 1, Right = 2
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}
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class Map
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{
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static string MapFolder;
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MapHash mapHash;
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public static List<Map> SavedMaps = new List<Map>();
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private static Map loaded;
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//public static Map Loaded
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//{
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// get { return loaded; }
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// set { loaded = value; }
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//}
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public static readonly Vector2 gridSize = new Vector2(16.0f, 16.0f);
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private static Vector2 lastPickedPosition;
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private static float lastPickedFraction;
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private Rectangle borders;
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private string filePath;
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private string name;
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public string Name
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{
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get { return name; }
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}
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public static Vector2 LastPickedPosition
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{
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get { return lastPickedPosition; }
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}
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public static float LastPickedFraction
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{
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get { return lastPickedFraction; }
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}
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public MapHash MapHash
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{
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get
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{
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XDocument doc = OpenDoc(filePath);
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mapHash = new MapHash(doc);
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return mapHash;
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}
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}
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public static Map Loaded
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{
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get { return loaded; }
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}
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public static Rectangle Borders
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{
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get
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{
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return (loaded==null) ? Rectangle.Empty : loaded.borders;
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}
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}
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public string FilePath
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{
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get { return filePath; }
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}
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public static void Draw(SpriteBatch spriteBatch, bool editing = false)
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{
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for (int i = 0; i < MapEntity.mapEntityList.Count(); i++ )
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{
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MapEntity.mapEntityList[i].Draw(spriteBatch, editing);
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}
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}
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public static void DrawFront(SpriteBatch spriteBatch, bool editing = false)
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{
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for (int i = 0; i < MapEntity.mapEntityList.Count(); i++)
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{
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if (MapEntity.mapEntityList[i].sprite == null || MapEntity.mapEntityList[i].sprite.Depth < 0.5f)
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MapEntity.mapEntityList[i].Draw(spriteBatch, editing);
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}
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}
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public static void DrawBack(SpriteBatch spriteBatch, bool editing = false)
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{
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for (int i = 0; i < MapEntity.mapEntityList.Count(); i++)
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{
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if (MapEntity.mapEntityList[i].sprite == null || MapEntity.mapEntityList[i].sprite.Depth >= 0.5f)
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MapEntity.mapEntityList[i].Draw(spriteBatch, editing);
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}
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}
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public static Vector2 MouseToWorldGrid(Camera cam)
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{
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Vector2 position = new Vector2(PlayerInput.GetMouseState.X, PlayerInput.GetMouseState.Y);
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position = cam.ScreenToWorld(position);
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return VectorToWorldGrid(position);
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}
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public static Vector2 VectorToWorldGrid(Vector2 position)
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{
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position.X = (float)Math.Floor(Convert.ToDouble(position.X / gridSize.X)) * gridSize.X;
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position.Y = (float)Math.Ceiling(Convert.ToDouble(position.Y / gridSize.Y)) * gridSize.Y;
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return position;
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}
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public static Rectangle AbsRect(Vector2 pos, Vector2 size)
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{
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if (size.X < 0.0f)
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{
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pos.X += size.X;
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size.X = -size.X;
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}
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if (size.Y < 0.0f)
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{
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pos.Y -= size.Y;
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size.Y = -size.Y;
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}
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return new Rectangle((int)pos.X, (int)pos.Y, (int)size.X, (int)size.Y);
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}
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public static bool RectContains(Rectangle rect, Vector2 pos)
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{
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return (pos.X > rect.X && pos.X < rect.X + rect.Width
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&& pos.Y < rect.Y && pos.Y > rect.Y - rect.Height);
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}
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public static bool RectsOverlap(Rectangle rect1, Rectangle rect2, bool inclusive=true)
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{
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if (inclusive)
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{
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return !(rect1.X > rect2.X + rect2.Width || rect1.X + rect1.Width < rect2.X ||
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rect1.Y < rect2.Y - rect2.Height || rect1.Y - rect1.Height > rect2.Y);
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}
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else
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{
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return !(rect1.X >= rect2.X + rect2.Width || rect1.X + rect1.Width <= rect2.X ||
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rect1.Y <= rect2.Y - rect2.Height || rect1.Y - rect1.Height >= rect2.Y);
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}
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}
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public static Body PickBody(Vector2 rayStart, Vector2 rayEnd, List<Body> ignoredBodies = null)
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{
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float closestFraction = 1.0f;
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Body closestBody = null;
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Game1.world.RayCast((fixture, point, normal, fraction) =>
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{
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if (fixture == null || fixture.CollisionCategories == Category.None) return -1;
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if (ignoredBodies != null && ignoredBodies.Contains(fixture.Body)) return -1;
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Structure structure = fixture.Body.UserData as Structure;
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if (structure != null && (structure.IsPlatform || !structure.HasBody)) return -1;
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if (fraction < closestFraction)
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{
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closestFraction = fraction;
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if (fixture.Body!=null) closestBody = fixture.Body;
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}
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return fraction;
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}
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, rayStart, rayEnd);
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lastPickedPosition = rayStart + (rayEnd - rayStart) * closestFraction;
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lastPickedFraction = closestFraction;
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return closestBody;
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}
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public static Body CheckVisibility(Vector2 rayStart, Vector2 rayEnd)
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{
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Body closestBody = null;
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float closestFraction = 1.0f;
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if (Vector2.Distance(rayStart,rayEnd)<0.01f)
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{
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closestFraction = 0.01f;
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return null;
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}
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Game1.world.RayCast((fixture, point, normal, fraction) =>
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{
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if (fixture == null || fixture.CollisionCategories != Physics.CollisionWall) return -1;
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Structure structure = fixture.Body.UserData as Structure;
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if (structure != null)
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{
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if (structure.IsPlatform || structure.StairDirection != Direction.None) return -1;
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int sectionIndex = structure.FindSectionIndex(ConvertUnits.ToDisplayUnits(point));
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if (sectionIndex > -1 && structure.SectionHasHole(sectionIndex)) return -1;
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}
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if (fraction < closestFraction)
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{
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closestBody = fixture.Body;
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closestFraction = fraction;
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}
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return closestFraction;
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}
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, rayStart, rayEnd);
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lastPickedPosition = rayStart + (rayEnd - rayStart) * closestFraction;
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lastPickedFraction = closestFraction;
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return closestBody;
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}
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public static Body PickBody(Vector2 point)
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{
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Body foundBody = null;
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AABB aabb = new AABB(point, point);
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Game1.world.QueryAABB(p =>
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{
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foundBody = p.Body;
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return true;
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}, ref aabb);
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return foundBody;
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}
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public static bool InsideWall(Vector2 point)
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{
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Body foundBody = PickBody(point);
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if (foundBody==null) return false;
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Structure wall = foundBody.UserData as Structure;
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if (wall == null || wall.IsPlatform) return false;
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return true;
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}
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public void Save()
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{
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SaveAs(filePath);
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}
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public void SaveAs(string filePath)
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{
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//if (filePath=="")
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//{
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// DebugConsole.ThrowError("No save file selected");
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// return;
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//}
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XDocument doc = new XDocument(
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new XElement((XName)name));
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foreach (MapEntity e in MapEntity.mapEntityList)
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{
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e.Save(doc);
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}
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mapHash = new MapHash(doc);
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doc.Root.Add(new XAttribute("md5hash", mapHash.MD5Hash));
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try
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{
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//string docString = doc.ToString();
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ToolBox.CompressStringToFile(filePath+".gz", doc.ToString());
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}
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catch
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{
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DebugConsole.ThrowError("Saving map ''" + filePath + "'' failed!");
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}
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doc.Save(filePath);
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}
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public static void PreloadMaps(string mapFolder)
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{
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MapFolder = mapFolder;
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//string[] mapFilePaths;
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Unload();
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SavedMaps.Clear();
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if (!Directory.Exists(MapFolder))
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{
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try
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{
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Directory.CreateDirectory(MapFolder);
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}
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catch
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{
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DebugConsole.ThrowError("Directory ''Content/SavedMaps'' not found and creating the directory failed.");
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return;
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}
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}
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string[] mapFilePaths;
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try
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{
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mapFilePaths = Directory.GetFiles(MapFolder);
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}
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catch (Exception e)
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{
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DebugConsole.ThrowError("Couldn't open directory ''Content/SavedMaps''!", e);
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return;
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}
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foreach (string mapPath in mapFilePaths)
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{
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//Map savedMap = new Map(mapPath);
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SavedMaps.Add(new Map(mapPath));
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}
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}
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public Map(string filePath, string mapHash="")
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{
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this.filePath = filePath;
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name = Path.GetFileNameWithoutExtension(filePath);
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if (mapHash != "")
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{
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this.mapHash = new MapHash(mapHash);
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}
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else
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{
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//XDocument doc = OpenDoc(filePath);
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//string md5Hash = ToolBox.GetAttributeString(doc.Root, "md5hash", "");
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//if (md5Hash == "" || md5Hash.Length < 16)
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//{
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// DebugConsole.ThrowError("Couldn't find a valid MD5 hash in the map file");
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//}
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//this.mapHash = new MapHash(md5Hash);
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}
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}
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private XDocument OpenDoc(string file)
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{
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XDocument doc = null;
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string extension = "";
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try
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{
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extension = Path.GetExtension(file);
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}
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catch
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{
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DebugConsole.ThrowError("Couldn't load map ''" + file + "! (Unrecognized file extension)");
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return null;
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}
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if (extension == ".gz")
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{
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Stream stream = ToolBox.DecompressFiletoStream(file);
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if (stream == null)
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{
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DebugConsole.ThrowError("Loading map ''" + file + "'' failed!");
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return null;
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}
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try
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{
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stream.Position = 0;
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doc = XDocument.Load(stream); //ToolBox.TryLoadXml(file);
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stream.Close();
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stream.Dispose();
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}
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catch
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{
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DebugConsole.ThrowError("Loading map ''" + file + "'' failed!");
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return null;
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}
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}
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else if (extension == ".xml")
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{
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try
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{
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doc = XDocument.Load(file);
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}
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catch
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{
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DebugConsole.ThrowError("Loading map ''" + file + "'' failed!");
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return null;
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}
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}
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else
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{
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DebugConsole.ThrowError("Couldn't load map ''" + file + "! (Unrecognized file extension)");
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return null;
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}
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return doc;
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}
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public void Load()
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{
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//string file = filePath;
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XDocument doc = OpenDoc(filePath);
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if (doc == null) return;
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foreach (XElement element in doc.Root.Elements())
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{
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string typeName = element.Name.ToString();
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Type t;
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try
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{
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// Get the type of a specified class.
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t = Type.GetType("Subsurface." + typeName + ", Subsurface", true, true);
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if (t == null)
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{
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DebugConsole.ThrowError("Error in " + filePath + "! Could not find a entity of the type ''" + typeName + "''.");
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continue;
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}
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}
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catch (Exception e)
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{
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DebugConsole.ThrowError("Error in " + filePath + "! Could not find a entity of the type ''" + typeName + "''.", e);
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continue;
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}
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try
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{
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MethodInfo loadMethod = t.GetMethod("Load");
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loadMethod.Invoke(t, new object[] { element });
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}
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catch (Exception e)
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{
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DebugConsole.ThrowError("Could not find the method ''Load'' in " + t + ".", e);
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}
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}
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borders = new Rectangle(0, 0, 1, 1);
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foreach (Hull hull in Hull.hullList)
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{
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if (hull.Rect.X < borders.X || borders.X == 0) borders.X = hull.Rect.X;
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if (hull.Rect.Y > borders.Y || borders.Y == 0) borders.Y = hull.Rect.Y;
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if (hull.Rect.X + hull.Rect.Width > borders.X + borders.Width) borders.Width = hull.Rect.X + hull.Rect.Width - borders.X;
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if (hull.Rect.Y - hull.Rect.Height < borders.Y - borders.Height) borders.Height = borders.Y - (hull.Rect.Y - hull.Rect.Height);
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}
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MapEntity.LinkAll();
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foreach (Item item in Item.itemList)
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{
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foreach (ItemComponent ic in item.components)
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{
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ic.OnMapLoaded();
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}
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}
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loaded = this;
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}
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public static void Load(string file)
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{
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Unload();
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Map map = new Map(file);
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map.Load();
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}
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public static void Unload()
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{
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if (loaded==null)return;
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loaded.Clear();
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loaded = null;
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}
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private void Clear()
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{
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filePath = "";
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if (Game1.gameScreen.Cam != null) Game1.gameScreen.Cam.TargetPos = Vector2.Zero;
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Entity.RemoveAll();
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if (Game1.gameSession!=null)
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Game1.gameSession.crewManager.EndShift();
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PhysicsBody.list.Clear();
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Ragdoll.list.Clear();
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Game1.world.Clear();
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}
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}
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}
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