// Copyright (c) 2016-2018 Easy2D - Nomango
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#pragma once
#include "Node.h"

namespace easy2d
{
	class E2D_API Layer
		: public Node
	{
	public:
		Layer();

		virtual ~Layer();

		virtual void OnMouseButtonDown(int btn, Point const& p) {}
		virtual void OnMouseButtonUp(int btn, Point const& p) {}
		virtual void OnMouseMoved(Point const& p) {}
		virtual void OnMouseWheel(float wheel) {}

		virtual void OnKeyDown(int key) {}
		virtual void OnKeyUp(int key) {}
		virtual void OnChar(char c) {}

	public:
		void Dispatch(Event& evt) override;

	protected:
		void HandleMessages(Event const& evt);
	};
}