/// <summary>
/// Create a spell that a player casts by speaking.
/// </summary>
/// <param name="name">The name of the spell.</param>
/// <param name="player">The player casting.</param>
/// <returns></returns>
public static Spell CreateSpell(string name, Player player)
{
string arg = GetArgument(name);
Spell spell = new Spell();
name = GetSpellName(name);
instantSpells[name.ToLower()].InitDelegate.
Invoke(new object[] { arg, player, spell });
return spell;
}
public static Spell CreateRuneSpell(string name, Player player, Position pos)
{
Spell spell = new Spell();
otherSpells[name.ToLower()].InitDelegate.Invoke
(new object[] { name, player, pos, spell });
return spell;
}
public static Spell CreateCreatureSpell(string name, string argument,
Creature creature, int min, int max, Position spellCenter)
{
Spell spell = new Spell();
otherSpells[name.ToLower()].InitDelegate.Invoke
(new object[] { name, creature, min, max, spellCenter, spell, argument });
return spell;
}
/// <summary>
/// Use this method cast the specified spell. Note: This method only
/// appends and does not send protocol data.
/// </summary>
/// <param name="caster">The creature casting the spell</param>
/// <param name="spell">The spell to cast</param>
/// <param name="tSet">The set of affected things</param>
public void CastSpell(string msg, Creature caster, Spell spell, GameWorld world)
{
/*string error = caster.CanCastSpell(spell);
if (error != null) {
caster.AddAnonymousChat(ChatAnonymous.WHITE, error);
return;
}*/ //TODO: Uncomment
if (spell.IsSpellValid != null && !spell.IsSpellValid(world, msg)) {
world.AddMagicEffect(MagicEffect.PUFF, caster.CurrentPosition);
return;
}
if (spell.RequiresTarget) {
Tile tile = map.GetTile(spell.SpellCenter);
if (tile == null || !tile.ContainsType(Constants.TYPE_CREATURE)) {
world.AddMagicEffect(MagicEffect.PUFF, caster.CurrentPosition);
caster.AddAnonymousChat(ChatAnonymous.WHITE, "No target selected.");
return;
}
}
//Constants.
//Not the most efficient method but it is simple and works.
int length = spell.SpellArea.GetLength(0);
int width = spell.SpellArea.GetLength(1);
Position startPos = new Position();
startPos.x = (ushort)(spell.SpellCenter.x - (width / 2));
startPos.y = (ushort)(spell.SpellCenter.y - (length / 2));
startPos.z = spell.SpellCenter.z;
Position local = new Position();
List<Thing> things = new List<Thing>();
for (int i = 0; i < length; i++) {
for (int j = 0; j < width; j++) {
local.x = (ushort)(startPos.x + j);
local.y = (ushort)(startPos.y + i);
local.z = startPos.z;
if (map.GetTile(local) == null
/*|| !map.GetTile(local).CanMoveTo(caster)
* TODO: Finish*/) {
continue;
}
if (spell.SpellArea[i, j] &&
!map.GetTile(local).ContainsType(Constants.TYPE_BLOCKS_MAGIC)) {
ThingSet tSet = map.GetThingsInVicinity(local);
foreach (Thing thing in tSet.GetThings()) {
thing.AddEffect(spell.SpellEffect, local);
if (spell.HasDistanceType()) {
thing.AddShootEffect((byte)spell.DistanceEffect,
caster.CurrentPosition, spell.SpellCenter);
}
}
List<Thing> localThings = map.GetTile(local).GetThings();
if (spell.Action != null) {
spell.Action.Invoke(world, local, localThings);
}
foreach (Thing thing in map.GetTile(local).GetThings()) {
things.Add(thing);
}
}
}
}
foreach (Thing thing in things) {
thing.AppendHandleDamage(spell.GetDamage(), caster, spell.Immunity, world, true);
}
//caster.NotifyOfSuccessfulCast(spell); TODO: Uncomment
}
/// <summary>
/// Notify this creature that the spell has been successfully
/// cast.
/// </summary>
/// <param name="spell"></param>
public virtual void NotifyOfSuccessfulCast(Spell spell)
{
}
/// <summary>
/// Gets whether this creature can cast the specified spell.
/// Returns null if the creature can or an error message if the
/// creature can not.
/// </summary>
/// <param name="spell">The spell to check</param>
/// <returns>Null if the creature can, an error message otherwise.
/// </returns>
public virtual string CanCastSpell(Spell spell)
{
return null;
}
