static void moveSystem(Context context) {
var entities = context.GetEntities(Matcher.AllOf(Matcher.Move, Matcher.Position));
foreach(var entity in entities) {
var move = entity.move;
var pos = entity.position;
entity.ReplacePosition(pos.x, pos.y + move.speed);
}
}
/// <summary>
/// override this in Scene subclasses and do your loading here. This is called from the contructor after the scene sets itself up but
/// before begin is ever called.
/// </summary>
public virtual void Initialize()
{
Global.DebugRenderEnabled = false;
//
// start ECS (Game entities & components & systems)
//
EntityContext = Entitas.Contexts.Default;
Global.EntityContext = EntityContext;
//
// List of all entities, List of entities destroyed
//
GameEntities = new List <Entity>();
Global.GameEntityToDestroy = new Dictionary <Entity, bool>();
SceneEntities = new List <Entity>();
Global.SceneEntityToDestroy = new Dictionary <Entity, bool>();
//
// start ECS (Scene UI & components)
//
SceneContext = Entitas.Contexts.Default;
//SceneSystems = new Feature(null);
Global.SceneContext = SceneContext;
//znznznznznznznznznznznznznznznznznzn
// Camera 2D setup
//znznznznznznznznznznznznznznznznznzn
Camera = new Camera2D();
Camera.target = Global.WindowCenter;
Camera.offset = Global.WindowCenter;
Camera.rotation = 0;
Camera.zoom = 1.0f;
CameraEnabled = false;
CameraType2D = Camera2DType.FollowPlayer; //free camera no bounds
}
static void groupExample(Context context) {
context.GetGroup(Matcher.Position).GetEntities();
// ----------------------------
context.GetGroup(Matcher.Position).OnEntityAdded += (group, entity, index, component) => {
// Do something
};
}
protected ReactiveSystem(Context context)
{
_collector = GetTrigger(context);
_buffer = new List<Entity>();
}
/// Specify the collector that will trigger the ReactiveSystem. protected abstract Collector GetTrigger(Context context);
public ContextStillHasRetainedEntitiesException(Context context)
: base("'" + context + "' detected retained entities " +
"although all entities got destroyed!",
"Did you release all entities? Try calling context.ClearGroups() " +
"and systems.ClearReactiveSystems() before calling " +
"context.DestroyAllEntities() to avoid memory leaks.")
{
}
public ContextInfoException(Context context, ContextInfo contextInfo)
: base("Invalid ContextInfo for '" + context + "'!\nExpected " +
context.totalComponents + " componentName(s) but got " +
contextInfo.componentNames.Length + ":",
string.Join("\n", contextInfo.componentNames))
{
}
public ContextEntityIndexDoesNotExistException(Context context, string name)
: base("Cannot get EntityIndex '" + name + "' from context '" +
context + "'!", "No EntityIndex with this name has been added.")
{
}
public ContextEntityIndexDoesAlreadyExistException(Context context, string name)
: base("Cannot add EntityIndex '" + name + "' to context '" + context + "'!",
"An EntityIndex with this name has already been added.")
{
}
static void collectorExample(Context context) {
var group = context.GetGroup(Matcher.Position);
var collector = group.CreateCollector(GroupEvent.Added);
// ----------------------------
foreach(var e in collector.collectedEntities) {
// do something
}
collector.ClearCollectedEntities();
// ----------------------------
collector.Deactivate();
}
static void animatingComponent(Context context) {
var e = context.animatingEntity;
var isAnimating = context.isAnimating;
context.isAnimating = true;
context.isAnimating = false;
}
#pragma warning disable
static void userComponent(Context context, UserComponent component) {
var e = context.userEntity;
var name = context.user.name;
var has = context.hasUser;
context.SetUser("John", 42);
context.ReplaceUser("Max", 24);
context.RemoveUser();
}
