Input.h

#pragma once
#ifndef Input_H
#define Input_H

#include <SDL.h>
#include <iostream>

struct Point {
	Point(){}
	Point(int x_, int y_) {
		x = x_;
		y = y_;
	}
	int x;
	int y;
};

const int Key_Up = 0;
const int Key_Down = 1;
const int Key_Keep = 2;
const int Key_None = 3;

#pragma message ("Loading Input...")
class Input {
public:
	//初始化
	int CreateInput();
	//更新
	int Updata();

	//键盘状态
	int GetKeyState(SDL_Scancode key);
	//鼠标状态
	int GetMouseState(int button);
	bool GetMouseMove();
	struct Point* GetNowPoint() { return &nowPoint; };
	struct Point* GetbeforePoint() { return &beforePoint; };
private:
	//现在的键盘状态
	Uint8 nowKeyState[SDL_NUM_SCANCODES];
	//上一帧键盘状态
	Uint8 beforeKeyState[SDL_NUM_SCANCODES];
	//现在鼠标状态
	struct Point nowPoint;
	Uint32 nowMouseState;
	//上一帧鼠标状态
	struct Point beforePoint;
	Uint32 beforeMouseState;
};
#pragma message ("Input is loaded")
#endif