/// <summary>
/// Message handler for all incoming messages.
/// </summary>
/// <param name="message">Incoming message</param>
/// <remarks>If a message is sent to the interface and not handled by
/// the interface then it will be forwarded to the current render camera for
/// handling.</remarks>
/// <exception cref="ArgumentException">Thrown if a <see cref="MessageType"/> is not handled properly."/></exception>
public override bool ExecuteMessage(IMessage message)
{
switch (message.Type)
{
case MessageType.CameraSetRender:
{
MsgSetRenderEntity camMsg = message as MsgSetRenderEntity;
message.TypeCheck(camMsg);
SetRenderCamera(camMsg.Entity);
}
return(true);
case MessageType.CameraGetRenderEntityID:
{
MsgGetRenderEntity camMsg = message as MsgGetRenderEntity;
message.TypeCheck(camMsg);
if (null != renderCamera)
{
camMsg.EntityID = renderCamera.UniqueID;
}
}
return(true);
case MessageType.GraphicsSettingsChanged:
{
// If we have a render camera, let them know about the change to graphics settings.
if (null != renderCamera)
{
MsgGraphicsSettingsChanged msgChange = ObjectPool.Aquire <MsgGraphicsSettingsChanged>();
msgChange.UniqueTarget = renderCamera.UniqueID;
this.game.SendMessage(msgChange);
}
}
return(true);
case MessageType.GetLineSegmentToCursor:
{
MsgGetLineSegmentToCursor msgGetRay = message as MsgGetLineSegmentToCursor;
message.TypeCheck(msgGetRay);
if (null != renderCamera)
{
LineSegment segment;
CalculateCursorLineSegment(out segment);
msgGetRay.lineSegment = segment;
}
}
return(true);
default:
return(false);
}
}
private void CreateAndStartFreeMovingCamera()
{
if (currentCameraInputType != null)
{
if (currentCameraInputType is FreeCameraInputComponent)
{
return;
}
this.sceneMgrRootEntity.RemoveComponent(currentCameraInputType);
currentCameraInputType = null;
}
currentCameraInputType = new FreeCameraInputComponent(this.sceneMgrRootEntity);
// Set a new render camera
MsgSetRenderEntity camSetRenderMsg = ObjectPool.Aquire <MsgSetRenderEntity>();
camSetRenderMsg.Entity = this.sceneMgrRootEntity;
this.Game.SendInterfaceMessage(camSetRenderMsg, InterfaceType.Camera);
}
