private GameLayer(character oldUser, int prevLevel) : base("level_" + CCRandom.GetRandomInt(3, numLevels) + ".tmx"/*"level_4.tmx"*/) // get a random level and load it on initialization
{
//Enemy weapons are stronger based on level
foreach (weapon weapon in availableWeapons)
{
weapon.attack+=prevLevel;
}
level=prevLevel+1;
character.map = this;
//touch listener - calles tileHandler to handle tile touches
touchListener = new CCEventListenerTouchAllAtOnce();
touchListener.OnTouchesEnded = handleEndTouches;
AddEventListener(touchListener);
loopTiles(oldUser);
//Schedule the main game loop
enemiesList = placeEnemiesRandomly();
foreach (character enemy in enemiesList)
this.AddChild(enemy);
//Add labels to the lower left hand corner
//Might be better to have a bar with width based on a percentage of health/maxhealth
userInfo = new CCLabel
("Health: " + user.health + "/" + user.maxHealth + " Attack : " + user.weapon.attack, "arial", 12);
userInfo.Position = new CCPoint(70, VisibleBoundsWorldspace.UpperRight.Y + 5);
userInfo.IsAntialiased = true;
this.AddChild(userInfo);
//run main game loop - frames happen every 0.25 second
Schedule(RunGameLogic, (float)0.25);
}
//create new character based on old in new location
public character(character oldCharacter, CCPoint setLocation) : base()
{
myChar = oldCharacter.myChar; //set sprite based on the name of a passed in string
this.AddChild(myChar); //connect the sprite to the character
this.Position = setLocation;
health = oldCharacter.health;
maxHealth = oldCharacter.maxHealth;
weapon = oldCharacter.weapon;
this.AddChild(weapon);
AddChild(weapon);
}
//Carry user over to next level
private static void getNewMap(CCGameView gameView, character user, int level)
{
CCScene gamePlayScene = new CCScene(gameView);
gamePlayScene.AddLayer(new GameLayer(user, level));
gameView.Director.ReplaceScene(gamePlayScene);
}
void enemyDeath(character enemy)
{
//give user enemy weapon if it's better
if(enemy.weapon.attack > user.weapon.attack)
{
user.RemoveChild(user.weapon);
user.weapon = enemy.weapon;
user.AddChild(user.weapon);
}
enemiesList.Remove(enemy);
this.RemoveChild(enemy);
//TODO - drop item
}
//Handles individual tiles at individual layers
//Some things shouldn't be done by the loop such as exiting the game - so use the calledByLoop to differentiate between the two
//if this gets messy could split this function into two for each use
void tileHandler(CCPoint world, CCTileMapLayer layer, character oldUser, Boolean calledByLoop=false)
{
CCTileMapCoordinates tileAtXy = layer.ClosestTileCoordAtNodePosition(world); // get tile coordinates corresponding to our touch location
CCTileGidAndFlags info = layer.TileGIDAndFlags(tileAtXy.Column, tileAtXy.Row);
//Tilemaps made in the "tiled" program can hold properties - get the properties of the tile
Dictionary<string, string> properties = TilePropertiesForGID(info.Gid);
//Clicking a walkable tile
if (!calledByLoop && properties != null && properties.ContainsKey("walkable") && properties["walkable"] == "true")
{
//if tile has an enemy and user is near it
if(isTileOccupied(tileAtXy) && isUserNear(tileAtXy))
{
character attackedEnemy = getEnemyAt(tileAtXy);
if (attackedEnemy.attacked(user.weapon.attack))
enemyDeath(attackedEnemy);
foreach (character enemy in enemiesList)
{
CCTileMapCoordinates positionAsTile = LayerNamed("Map").ClosestTileCoordAtNodePosition(enemy.Position);
if (!isUserNear(positionAsTile))
enemy.moveOneRandom();
else
{
if (user.attacked(enemy.weapon.attack) && !ifdied)
{
userDeath();
break;
}
}
}
}
//TODO - if tile has an item, pick it up
if(!isTileOccupied(tileAtXy))
userMoves = user.move(world); //get new pathfind
}
//Spawning in the user - only happens once - not called by user
if (user == null && calledByLoop && properties != null && properties.ContainsKey("name") && properties["name"] == "exit")
{
if(oldUser==null)
{
user = new character("userChar", 20, world, availableWeapons[0]);
layer.AddChild(user);
}
else
{
user = new character(oldUser, world);
layer.AddChild(user); }
}
}
//Calls the tileHandler on EVERY map tile
void loopTiles(character oldUser)
{
int tileDimension = (int)TileTexelSize.Width;
int numberOfColumns = (int)MapDimensions.Size.Width;
int numberOfRows = (int)MapDimensions.Size.Height;
CCPointI world = new CCPointI(0, 0);
// Tile maps can have multiple layers, so let's loop through all of them:
foreach (CCTileMapLayer layer in TileLayersContainer.Children)
{
// Loop through the columns and rows to find all tiles
for (int column = 0; column < numberOfColumns; column++)
{
// We're going to add tileDimension / 2 to get the position
// of the center of the tile - this will help us in
// positioning entities, and will eliminate the possibility
// of floating point error when calculating the nearest tile:
world.X = tileDimension * column + tileDimension / 2;
for (int row = 0; row < numberOfRows; row++)
{
// See above on why we add tileDimension / 2
world.Y = tileDimension * row + tileDimension / 2;
tileHandler(world, layer, oldUser, true);
}
}
}
}