/// <summary>
/// Loads a level from filename.
/// </summary>
/// <param name="resource">The level file name</param>
/// <returns>Level</returns>
public static Level LoadLevel(string resource)
{
var level = new Level();
// Run in task because TmxMap needs IO and we can only do that in tasks
Task.Run(() =>
{
// Load data
var map = new TmxMap(Path.Combine("Content/Levels", resource + ".tmx"));
level.Name = resource;
level.Width = map.Width;
level.Height = map.Height;
// Get tileset data
var tileset = map.Tilesets[0];
level.TileHeight = tileset.TileHeight;
level.TileWidth = tileset.TileWidth;
// Build dictionary with tile indexes and tile objects
var tilesetDict = new Dictionary <int, Tile>();
tilesetDict.Add(0, null); // 0 means no tile
// Load texture
var tilesetTexture = MonoGearGame.GetResource <Texture2D>(Path.Combine("Levels\\Tilesets", Path.GetFileNameWithoutExtension(tileset.Image.Source)));
// Create tile objects from tileset data and texture
int rows = (int)tileset.TileCount / (int)tileset.Columns;
bool done = false;
for (int x = 0; x < tileset.Columns && !done; x++)
{
for (int y = 0; y < rows; y++)
{
// Check if we are finished with the tiles
if (x + y * tileset.Columns > tileset.TileCount)
{
done = true;
break;
}
// Create new tile
Tile tile = new Tile(tilesetTexture);
tile.textureRect.X = x * tileset.TileWidth;
tile.textureRect.Y = y * tileset.TileHeight;
tile.textureRect.Width = tileset.TileWidth;
tile.textureRect.Height = tileset.TileHeight;
// Tile index stored for debugging
int index = x + y * (int)tileset.Columns;
tile.tilesetId = index;
// Load custom tile properties
TmxTilesetTile tileData;
if (tileset.Tiles.TryGetValue(index, out tileData))
{
Debug.WriteLine("Loading custom properties for tile " + index);
// Load solid
string solid;
if (tileData.Properties.TryGetValue("solid", out solid))
{
if (solid == "true")
{
tile.Walkable = false;
}
else
{
Debug.WriteLine("Tile is not solid but has the property?");
}
}
// Tile walk sound
string sound;
if (tileData.Properties.TryGetValue("sound", out sound))
{
Tile.TileSound soundEnum;
if (Enum.TryParse(sound, out soundEnum))
{
tile.Sound = soundEnum;
}
else
{
Debug.WriteLine("Unknown TileSound value " + sound);
}
}
}
// Add tile to dictionary for later use
tilesetDict.Add(tileset.FirstGid + index, tile);
}
}
// Create combined layer tiles
level.combinedLayer.tiles = new Tile[map.Width * map.Height];
// Layers get stored bottom to top, we need top to bottom
var reversedLayers = map.Layers.Reverse();
foreach (var layer in reversedLayers)
{
Debug.WriteLine("Loading layer: " + layer.Name);
// Add layer
var levelLayer = new LevelLayer();
levelLayer.tiles = new Tile[map.Width * map.Height];
for (int tileIndex = 0; tileIndex < map.Width * map.Height; tileIndex++)
{
levelLayer.tiles[tileIndex] = tilesetDict[layer.Tiles[tileIndex].Gid];
// Update top layer if:
// level layer has a tile AND
// top layer is walkable but level is not OR
// top layer has no tile
if (levelLayer.tiles[tileIndex] != null &&
(level.combinedLayer.tiles[tileIndex] == null ||
(level.combinedLayer.tiles[tileIndex].Walkable && levelLayer.tiles[tileIndex].Walkable == false)))
{
level.combinedLayer.tiles[tileIndex] = levelLayer.tiles[tileIndex];
}
}
// Add layer to level
level.tileLayers.Add(levelLayer);
}
level.tileLayers.Reverse(); // Sort them bottom to top again
// Load objects
var groups = map.ObjectGroups;
// Dictionaries used to link entities together by name
var guardPaths = new Dictionary <Guard, string>();
var carPaths = new Dictionary <Car, string>();
var paths = new Dictionary <string, List <Vector2> >();
var consoles = new Dictionary <string, PC>();
var cameraConsole = new Dictionary <CCTV, string>();
var objectives = new Dictionary <string, Objective>(); // Remains during gameplay due to some triggers needing it
var pcWithObjective = new Dictionary <PC, string>();
var driveObjective = new Dictionary <DrivableVehicle, string>();
// Loop trough all objects
foreach (var objectGroup in groups)
{
foreach (var obj in objectGroup.Objects)
{
// Small fix for spawn position with some entities
var halfTileOffset = -new Vector2(-level.TileWidth, level.TileHeight) / 2;
// Check type and create appropriate objects and entities
WorldEntity entity = null;
if (obj.Type == "spawnpoint")
{
entity = new SpawnPoint(new Vector2((float)obj.X, (float)obj.Y) + halfTileOffset);
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
}
else if (obj.Type == "guard")
{
entity = new Guard();
entity.Position = new Vector2((float)obj.X, (float)obj.Y) + halfTileOffset;
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
string path;
if (obj.Properties.TryGetValue("patrolpath", out path))
{
guardPaths.Add(entity as Guard, path);
}
}
else if (obj.Type == "car")
{
entity = new Car(new Vector2((float)obj.X, (float)obj.Y) + halfTileOffset, null, "Sprites/Car");
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
string path;
if (obj.Properties.TryGetValue("path", out path))
{
carPaths.Add(entity as Car, path);
}
}
else if (obj.Type == "bird")
{
entity = new Bird()
{
YResetValue = level.Height * level.TileHeight + 200
};
entity.Position = new Vector2((float)obj.X, (float)obj.Y) + halfTileOffset;
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
}
else if (obj.Type == "helicopter")
{
entity = new Helicopter();
entity.Position = new Vector2((float)obj.X, (float)obj.Y) + halfTileOffset;
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
string objective;
if (obj.Properties.TryGetValue("objective", out objective))
{
driveObjective.Add(entity as DrivableVehicle, objective);
}
}
else if (obj.Type == "jeep")
{
entity = new Jeep();
entity.Position = new Vector2((float)obj.X, (float)obj.Y) + halfTileOffset;
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
string objective;
if (obj.Properties.TryGetValue("objective", out objective))
{
driveObjective.Add(entity as DrivableVehicle, objective);
}
string autoEnter;
if (obj.Properties.TryGetValue("autoenter", out autoEnter))
{
(entity as Jeep).autoenter = true;
}
string creditmode;
if (obj.Properties.TryGetValue("creditmode", out creditmode))
{
(entity as Jeep).creditsMode = true;
}
}
else if (obj.Type == "tank")
{
entity = new Tank();
entity.Position = new Vector2((float)obj.X, (float)obj.Y) + halfTileOffset;
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
string objective;
if (obj.Properties.TryGetValue("objective", out objective))
{
driveObjective.Add(entity as DrivableVehicle, objective);
}
string creditmode;
if (obj.Properties.TryGetValue("creditmode", out creditmode))
{
(entity as Tank).creditsMode = true;
}
}
else if (obj.Type == "objective")
{
string description;
string index;
if (obj.Properties.TryGetValue("description", out description))
{
if (obj.Properties.TryGetValue("index", out index))
{
int ind = Int32.Parse(index);
bool newIndex = true;
foreach (var item in objectives)
{
if (item.Value.Index == ind)
{
newIndex = false;
}
}
if (newIndex)
{
entity = new Objective(description, ind);
objectives.Add(obj.Name, entity as Objective);
}
}
}
}
else if (obj.Type == "cctv")
{
entity = new CCTV();
entity.Position = new Vector2((float)obj.X, (float)obj.Y) + halfTileOffset;
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
string console;
if (obj.Properties.TryGetValue("pc", out console))
{
cameraConsole.Add(entity as CCTV, console);
}
}
else if (obj.Type == "pc")
{
entity = new PC();
entity.Position = new Vector2((float)obj.X, (float)obj.Y);
entity.Rotation = MathHelper.ToRadians((float)obj.Rotation);
string objective;
if (obj.Properties.TryGetValue("objective", out objective))
{
pcWithObjective.Add(entity as PC, objective);
}
if (!consoles.ContainsKey(obj.Name))
{
consoles[obj.Name] = entity as PC;
}
else
{
Debug.WriteLine("Duplicate PC name " + obj.Name);
}
}
else if (obj.Type == "audio")
{
// Global audio
string audio;
string loop;
string volume;
bool willWork = true;
if (!obj.Properties.TryGetValue("source", out audio))
{
willWork = false;
}
if (!obj.Properties.TryGetValue("loop", out loop))
{
loop = "true";
}
if (!obj.Properties.TryGetValue("volume", out volume))
{
volume = "1";
}
if (willWork)
{
var soundEffect = MonoGearGame.GetResource <SoundEffect>(audio).CreateInstance();
soundEffect.IsLooped = (loop == "true");
soundEffect.Volume = float.Parse(volume) * SettingsPage.Volume * SettingsPage.EffectVolume;
AudioManager.PlayGlobal(soundEffect);
Debug.WriteLine("Added audio " + audio);
Debug.WriteLine("With Volume " + soundEffect.Volume);
}
else
{
Debug.WriteLine("Could not add audio" + audio);
}
}
else if (obj.Type == "audiosource")
{
// Positional audio
string audio;
string range;
string volume;
if (obj.Properties.TryGetValue("source", out audio))
{
if (!obj.Properties.TryGetValue("range", out range))
{
range = "100";
}
if (!obj.Properties.TryGetValue("volume", out volume))
{
volume = "1";
}
AudioManager.AddPositionalAudio(MonoGearGame.GetResource <SoundEffect>(audio), float.Parse(volume), float.Parse(range), new Vector2((float)obj.X, (float)obj.Y), true);
}
}
else if (obj.Type == "trigger")
{
string action;
if (obj.Properties.TryGetValue("action", out action))
{
Action <Collider, IEnumerable <Collider>, IEnumerable <Collider> > actionL = null;
if (action == "nextlevel")
{
// Action for going to a next level
actionL = (self, previous, current) =>
{
foreach (var col in current)
{
var vehicle = col.Entity as DrivableVehicle;
if (col.Entity.Tag == "Player" || (vehicle != null && vehicle.Entered))
{
if (vehicle != null && vehicle.Entered)
{
vehicle.Exit();
}
MonoGearGame.NextLevel();
}
}
};
}
else if (action == "alert")
{
// Action for alerting all guards to the players position
actionL = (self, previous, current) =>
{
foreach (var col in current)
{
var vehicle = col.Entity as DrivableVehicle;
if ((col.Entity.Tag == "Player" || (vehicle != null && vehicle.Entered)) && !previous.Contains(col))
{
var guards = MonoGearGame.FindEntitiesOfType <Guard>();
foreach (var guard in guards)
{
guard.Alert(col.Entity.Position);
}
}
}
};
}
else if (action == "objective")
{
// Action for clearing an objective
string objective;
if (obj.Properties.TryGetValue("objective", out objective))
{
actionL = (self, previous, current) =>
{
foreach (var col in current)
{
var vehicle = col.Entity as DrivableVehicle;
if (col.Entity.Tag == "Player" || (vehicle != null && vehicle.Entered))
{
Objective ob;
if (objectives.TryGetValue(objective, out ob))
{
GameUI.CompleteObjective(ob);
}
else
{
Debug.WriteLine("Trgger could not find objective: " + objectives);
}
}
}
};
}
}
else
{
Debug.WriteLine("Trigger " + obj.Name + " with unknown action " + action);
}
if (actionL != null)
{
var size = new Vector2((float)obj.Width, (float)obj.Height);
entity = new WorldBoxTrigger(new Vector2((float)obj.X, (float)obj.Y) + size / 2,
size,
actionL);
}
}
else
{
Debug.WriteLine("Trigger " + obj.Name + " with no action!");
}
}
else if (obj.Type == "path")
{
// A patrol path
if (!paths.ContainsKey(obj.Name))
{
paths[obj.Name] = new List <Vector2>();
foreach (var point in obj.Points)
{
paths[obj.Name].Add(new Vector2((float)point.X + (float)obj.X, (float)point.Y + (float)obj.Y));
}
}
else
{
Debug.WriteLine("Duplicate path name " + obj.Name);
}
}
if (entity != null)
{
// Set tag
string tag;
if (obj.Properties.TryGetValue("tag", out tag))
{
entity.Tag = tag;
}
level.AddEntity(entity);
}
}
}
// Assing guard patrol paths
foreach (var guardPath in guardPaths)
{
List <Vector2> path;
if (paths.TryGetValue(guardPath.Value, out path))
{
guardPath.Key.PatrolPath = path;
}
else
{
Debug.WriteLine("Guard requested unknown path " + guardPath.Value);
}
}
// Assing car paths
foreach (var carPath in carPaths)
{
List <Vector2> path;
if (paths.TryGetValue(carPath.Value, out path))
{
carPath.Key.SetPath(path);
}
else
{
Debug.WriteLine("Car requested unknown path " + carPath.Value);
}
}
// Assing PC/CCTV
foreach (var kvPair in cameraConsole)
{
PC pc;
if (consoles.TryGetValue(kvPair.Value, out pc))
{
pc.AddCCTV(kvPair.Key);
}
else
{
Debug.WriteLine("CCTV requested unknown PC " + kvPair.Value);
}
}
// Assing PC/Objective
foreach (var pc in pcWithObjective)
{
Objective ob;
if (objectives.TryGetValue(pc.Value, out ob))
{
pc.Key.Objective = ob;
}
else
{
Debug.WriteLine("PC could not find objective: " + pc.Value);
}
}
// Assing drive/Objective
foreach (var drive in driveObjective)
{
Objective ob;
if (objectives.TryGetValue(drive.Value, out ob))
{
drive.Key.objective = ob;
}
else
{
Debug.WriteLine("PC could not find objective: " + drive.Value);
}
}
}).Wait();
return(level);
}
/// <summary>
/// Adds an entity to the level.
/// </summary>
/// <param name="entity"></param>
public void AddEntity(WorldEntity entity)
{
entity.OnLevelUnloaded();
levelEntities.Add(entity);
}
