public static Sprite CreateItem(string key, TeamType team, string region, Vector2 location, ContentManager content, GraphicsDevice graphics)
{
Sprite item = null;
switch (key)
{
case ("baseBarrel"):
item = new BaseBarrel(team, region, location, content, graphics);
break;
case ("baseChest"):
item = new BaseChest(team, region, location, content, graphics);
break;
case ("pistolShot"):
item = new PistolShot(team, region, location, content, graphics);
break;
case ("arrow"):
item = new Arrow(team, region, location, content, graphics);
break;
case ("rustyHarpoon"):
item = new RustyHarpoon(team, region, location, content, graphics);
break;
case ("baseCannonBall"):
item = new BaseCannonBall(team, region, location, content, graphics);
break;
}
return(item);
}
public void Update(KeyboardState kstate, GameTime gameTime, Camera camera)
{
timeSinceLastShot += gameTime.ElapsedGameTime.Milliseconds;
timeSinceLastExpClean += gameTime.ElapsedGameTime.Milliseconds;
if (showHealthBar)
{
timeShowingHealthBar += gameTime.ElapsedGameTime.Milliseconds;
}
if (timeShowingHealthBar > millisecondsToShowHealthBar)
{
showHealthBar = false;
timeShowingHealthBar = 0;
}
foreach (var shot in Shots)
{
shot.Update(gameTime);
}
if (timeSinceLastExpClean > millisecondsExplosionLasts)
{
// remove exploded shots
for (int i = 0; i < Shots.Count; i++)
{
if (Shots[i].exploded || Shots[i].outOfRange)
{
Shots.RemoveAt(i);
}
}
timeSinceLastExpClean = 0;
}
if (timeSinceLastShot > millisecondsNewShot && Shots.Count < maxShotsMoving && health > 0)
{
Vector2?shotDirection = AIUtility.ChooseTargetVector(teamType, range, GetBoundingBox(), inInteriorId);
if (shotDirection != null)
{
BaseCannonBall cannonShot = new BaseCannonBall(teamType, regionKey, location, _content, _graphics);
cannonShot.SetFireAtDirection(shotDirection.Value, RandomEvents.rand.Next(10, 25), RandomEvents.rand.Next(-100, 100)); // 3rd param is aim offset
cannonShot.moving = true;
Shots.Add(cannonShot);
}
timeSinceLastShot = 0;
}
SpatialBounding.SetQuad(GetBase());
}
public void UpdateAIMountShot(GameTime gameTime, Vector2?target)
{
timeSinceLastExpClean += gameTime.ElapsedGameTime.Milliseconds;
// clean shots
foreach (var shot in Shots)
{
shot.Update(gameTime);
}
if (timeSinceLastExpClean > millisecondsExplosionLasts)
{
// remove exploded shots
for (int i = 0; i < Shots.Count; i++)
{
if (Shots[i].exploded || Shots[i].outOfRange)
{
Shots.RemoveAt(i);
}
}
timeSinceLastExpClean = 0;
}
if (target != null)
{
Vector2 targetV = target.Value;
float percentReloaded = timeSinceLastShot / millisecondsNewShot;
startAimLine = GetBoundingBox().Center.ToVector2();
aiming = true;
Vector2 reloadSpot = new Vector2(((1 - percentReloaded) * startAimLine.X + (percentReloaded * targetV.X)), ((1 - percentReloaded) * startAimLine.Y + (percentReloaded * targetV.Y)));
var lineDistanceFull = PhysicsUtility.VectorMagnitude(targetV.X, startAimLine.X, targetV.Y, startAimLine.Y);
var lineDistanceReload = PhysicsUtility.VectorMagnitude(reloadSpot.X, startAimLine.X, reloadSpot.Y, startAimLine.Y);
// max range
float disRatio = shotRange / lineDistanceFull;
Vector2 maxPos = new Vector2(((1 - disRatio) * startAimLine.X + (disRatio * targetV.X)), ((1 - disRatio) * startAimLine.Y + (disRatio * targetV.Y)));
// shot offset from mount
float shotOffsetRatio = 30 / lineDistanceFull;
shotOffsetPos = new Vector2(((1 - shotOffsetRatio) * startAimLine.X + (shotOffsetRatio * targetV.X)), ((1 - shotOffsetRatio) * startAimLine.Y + (shotOffsetRatio * targetV.Y)));
// restrict aiming by shotRange
if (lineDistanceFull > shotRange)
{
endAimLineFull = maxPos;
}
else
{
endAimLineFull = targetV;
}
if (lineDistanceReload > lineDistanceFull || lineDistanceReload > shotRange)
{
endAimLineReload = endAimLineFull;
}
else
{
endAimLineReload = reloadSpot;
}
edgeFull = endAimLineFull - startAimLine;
edgeReload = endAimLineReload - startAimLine;
// rotate the mount
float angleFull = (float)Math.Atan2(edgeFull.Y, edgeFull.X);
rotation = angleFull + ((float)Math.PI / 2);
timeSinceLastShot += gameTime.ElapsedGameTime.Milliseconds;
if (timeSinceLastShot > millisecondsNewShot)
{
// TODO: just cannon balls for now. Cannon is hard coded to BaseShip animatedSprite AI for now
animateShot = true;
BaseCannonBall cannonShot = new BaseCannonBall(teamType, regionKey, shotOffsetPos, _content, _graphics);
cannonShot.SetFireAtDirection(targetV, RandomEvents.rand.Next(10, 25), RandomEvents.rand.Next(-shotWander, shotWander)); // 3rd param is aim offset for cannon ai
cannonShot.moving = true;
Shots.Add(cannonShot);
timeSinceLastShot = 0;
}
if (animateShot)
{
msAnimateShot += gameTime.ElapsedGameTime.Milliseconds;
if (msAnimateShot > 70)
{
currColumnFrame++;
msAnimateShot = 0;
}
if (currColumnFrame >= nColumns)
{
currColumnFrame = 0;
animateShot = false;
}
}
}
}
