public void AddMotionComponent()
{
if (this.Motion == null)
{
this.Motion = new MotionComponent(this);
}
}
// static method
static public MotionComponent CreateFromConfig(Entity e, dynamic item)
{
float speedX = 0, speedY = 0;
if (item.speed != null)
{
speedX = item.speed.x ?? 0;
speedY = item.speed.y ?? 0;
}
MotionComponent motion = new MotionComponent(e);
motion.Speed = new Vector(speedX, speedY);
e.Motion = motion;
if (item.easing != null)
{
Vector target = new Vector((float)item.easing.target.x, (float)item.easing.target.y);
int frames = item.easing.frames;
EasingType type = item.easing.type;
motion.AddEaseMotion(target, frames, type);
}
return(motion);
}
// constructor
public Scene(string id)
{
// initialize properties
this.Id = id;
this.NamedEntities = new Dictionary <string, Entity>();
this.Entities = new List <Entity>();
// load config
if (this.config == null)
{
this.config = Program.LoadJsonConfig(id + ".json");
}
// create entities defined in config file
foreach (var item in this.config)
{
if (item.entity == null)
{
continue;
}
Entity e = null;
if (item.entity == "TextEntity")
{
e = TextEntity.CreateFromConfig(item);
}
if (item.entity == "SpriteEntity")
{
e = SpriteEntity.CreateFromConfig(item);
}
if (item.entity == "BoxEntity")
{
e = BoxEntity.CreateFromConfig(item);
}
if (item.motion != null)
{
e.Motion = MotionComponent.CreateFromConfig(e, item.motion);
}
this.AddEntity(e);
}
}