internal InactiveState(AnimationInstance animation)
{
//this.animation = animation;
Update = (GameTime time) =>
{
if (animation.IsPlaying)
{
return(new ActiveState(animation)?.Update(time));
}
return(this);
};
Draw = null;
}
internal PausedState(AnimationInstance animation)
{
//this.animation = animation;
Update = (GameTime time) =>
{
if (animation.IsPlaying)
{
return(new ActiveState(animation)?.Update(time));
}
return(this);
};
Draw = (SpriteBatch batch) =>
{
if (animation.Posit == null)
{
if (animation.Animation.UseEachFramesDrawEffects)
{
animation.AnimationFrames[animation.CurrentFrame].DrawSprite(batch);
}
else
{
animation.AnimationFrames[animation.CurrentFrame].DrawSprite(batch, animation.Animation.DrawEffects);
}
}
else
{
if (animation.Animation.UseEachFramesDrawEffects)
{
animation.AnimationFrames[animation.CurrentFrame].DrawSprite(batch, null, animation.Posit.Value);
}
else
{
animation.AnimationFrames[animation.CurrentFrame].DrawSprite(batch, animation.Animation.DrawEffects, animation.Posit.Value);
}
}
};
}
internal CompletedState(AnimationInstance animation)
{
//this.animation = animation;
Update = (GameTime time) => { return(this); };
Draw = null;
}
internal ActiveState(AnimationInstance animation)
{
//this.animation = animation;
Update = (GameTime gameTime) =>
{
IAnimationState toReturn = this;
if (animation.IsPlaying)
{
// Add to the time counter. - J Mor
animation.timeSinceLastFrameChange += (float)gameTime.ElapsedGameTime.TotalSeconds;
// If enough time has gone by to actually change frames...
while (animation.timeSinceLastFrameChange >= animation.SecondsPerFrame)
{
// ...then update the frame, and...
animation.CurrentFrame++;
// ...if the current frame is the last, ...
if (animation.CurrentFrame >= animation.Animation.NumFrames)
{
if (animation.IsLooped) // ...and the animation is set to wrap...
{
// ...then update the frame # & the times looped.
animation.CurrentFrame = 0;
animation.TimesLooped++;
}
else // if not, the animation is done, and should be removed soon.
{
toReturn = new CompletedState(animation);
animation.CurrentFrame--; // To avoid IndexOutOfBounds error in draw func.
}
}
// Remove one "frame" worth of time
animation.timeSinceLastFrameChange -= animation.SecondsPerFrame;
// If the animation isn't allowed to skip animation frames, then break out of the loop.
if (!animation.CanSkipFrames)
{
break;
}
}
}
else
{
toReturn = new PausedState(animation);
}
return(toReturn);
};
Draw = (SpriteBatch batch) =>
{
if (animation.Posit == null)
{
if (animation.Animation.UseEachFramesDrawEffects)
{
animation.AnimationFrames[animation.CurrentFrame].DrawSprite(batch);
}
else
{
animation.AnimationFrames[animation.CurrentFrame].DrawSprite(batch, animation.Animation.DrawEffects);
}
}
else
{
if (animation.Animation.UseEachFramesDrawEffects)
{
animation.AnimationFrames[animation.CurrentFrame].DrawSprite(batch, null, animation.Posit.Value);
}
else
{
animation.AnimationFrames[animation.CurrentFrame].DrawSprite(batch, animation.Animation.DrawEffects, animation.Posit.Value);
}
}
//throw new NotImplementedException();
};
}
