protected override void CreateScene()
{
// Create a 2D camera
var camera2D = new FixedCamera2D("Camera2D")
{
BackgroundColor = Color.CornflowerBlue
};
EntityManager.Add(camera2D);
// Scene creation
Entity Wheel1 = this.CreateWheel("Wheel1", 150, 300);
EntityManager.Add(Wheel1);
Entity Pin1 = this.CreatePin("Pin1", 200, 200);
EntityManager.Add(Pin1);
Pin1.AddComponent(new JointMap2D().AddJoint("joint1", new DistanceJoint2D(Wheel1, Vector2.Zero, Vector2.Zero)));
Entity Wheel2 = this.CreateWheel("Wheel2", 550, 300);
EntityManager.Add(Wheel2);
Entity Pin2 = this.CreatePin("Pin2", 600, 200);
EntityManager.Add(Pin2);
Pin2.AddComponent(new JointMap2D().AddJoint("joint2", new DistanceJoint2D(Wheel2, Vector2.Zero, Vector2.Zero)));
// ANGLE JOINT between wheels
Wheel2.AddComponent(new JointMap2D().AddJoint("joint3", new AngleJoint2D(Wheel1)));
// Create Ground
Entity ground = this.CreateGround("ground", 400, 500);
EntityManager.Add(ground);
Entity ground2 = this.CreateGround("ground2", 950, 400);
EntityManager.Add(ground2);
// Falling Crates controller
WaveServices.TimerFactory.CreateTimer("CrateFallingTimer", TimeSpan.FromSeconds(2f), () =>
{
this.CreateFallingCrate(255);
if (this.repeats == 10)
{
JointMap2D pinJointMap = Pin2.FindComponent <JointMap2D>();
pinJointMap.RemoveJoint("joint2");
}
});
}
public Entity DetachEye()
{
JointMap2D jointMap = eye.FindComponent <JointMap2D>();
jointMap.ClearJoints();
Entity lostEye = eye;
animState = EyeAnimationState.None;
eye = null;
lostEye.FindComponent <EyeController>().Detach();
return(lostEye);
}
/// <summary>
/// Update Method
/// </summary>
/// <param name="gameTime">Current Game Time</param>
protected override void Update(TimeSpan gameTime)
{
this.input = WaveServices.Input;
if (this.input.TouchPanelState.IsConnected)
{
this.touchState = this.input.TouchPanelState;
// Checks Mouse Left Button Click and anyone entity linked
if (this.touchState.Count > 0 && this.mouseJoint == null)
{
// Udpates Mouse Position
this.touchPosition = this.touchState[0].Position;
foreach (Entity entity in this.Scene.EntityManager.EntityGraph)
{
Collider2D collider = entity.FindComponent <Collider2D>(false);
if (collider != null)
{
// Collider Test
if (collider.Contain(touchPosition))
{
RigidBody2D rigidBody = entity.FindComponent <RigidBody2D>();
if (rigidBody != null)
{
// Forbiden Mouse Joint of Kinematic Bodies
if (rigidBody.PhysicBodyType != PhysicBodyType.Kinematic)
{
this.connectedEntity = entity;
// Create Mouse Joint
this.mouseJoint = new FixedMouseJoint2D(this.touchPosition);
JointMap2D jointMap = this.connectedEntity.FindComponent <JointMap2D>();
jointMap.AddJoint("mouseJoint", this.mouseJoint);
// We can break after collider test when true, but we'll miss overlapped entities if Physic entity is
// under a non Physic entity. We are breaking here just for sample.
break;
}
}
}
}
}
}
// Checks Mouse Left Button Release
if (this.touchState.Count == 0 && this.mouseJoint != null)
{
if (!this.connectedEntity.IsDisposed)
{
// Remove Fixed Joint
JointMap2D jointMap2D = this.connectedEntity.FindComponent <JointMap2D>();
jointMap2D.RemoveJoint("mouseJoint");
}
this.mouseJoint = null;
}
// If joint exists then update joint anchor position
if (this.mouseJoint != null)
{
this.touchPosition = this.touchState[0].Position;
this.mouseJoint.WorldAnchor = this.touchPosition;
}
}
}
