Magic_Game/core/base/Input.cpp

// 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.

#include "input.h"

namespace easy2d
{
	namespace devices
	{
		InputDevice::InputDevice()
			: initialized(false)
		{
			ZeroMemory(keys_, sizeof(keys_));
		}

		InputDevice::~InputDevice()
		{
		}

		void InputDevice::Initialize(bool debug)
		{
			if (initialized)
				return;

			initialized = true;
		}

		void InputDevice::Update(HWND hwnd, float scale_x, float scale_y)
		{
			::GetKeyboardState(keys_);

			POINT client_cursor_pos;
			::GetCursorPos(&client_cursor_pos);
			::ScreenToClient(hwnd, &client_cursor_pos);

			mouse_pos_ = Point(client_cursor_pos.x * scale_x, client_cursor_pos.y * scale_y);
		}

		bool InputDevice::IsDown(KeyCode code)
		{
			if (keys_[static_cast<int>(code)] & 0x80)
				return true;
			return false;
		}

		bool InputDevice::IsDown(MouseCode code)
		{
			if (keys_[static_cast<int>(code)] & 0x80)
				return true;
			return false;
		}

		float InputDevice::GetMouseX()
		{
			return mouse_pos_.x;
		}

		float InputDevice::GetMouseY()
		{
			return mouse_pos_.y;
		}

		Point InputDevice::GetMousePos()
		{
			return mouse_pos_;
		}
	}
}