directinput.h

游戏编程精粹6的光盘源代码

//=============================================================================
// DirectInput.h by Frank Luna (C) 2005 All Rights Reserved.
//
// Wraps initialization of immediate mode Direct Input, and provides 
// information for querying the state of the keyboard and mouse.
//=============================================================================

#ifndef DIRECT_INPUT_H
#define DIRECT_INPUT_H

#define DIRECTINPUT_VERSION 0x0800
#include <dinput.h>

class DirectInput
{
public:
	DirectInput(DWORD keyboardCoopFlags, DWORD mouseCoopFlags);
	~DirectInput();

	void poll();
	bool keyDown(char key);
	bool mouseButtonDown(int button);
	float mouseDX();
	float mouseDY();
	float mouseDZ();

private:
	// Make private to prevent copying of members of this class.
	DirectInput(const DirectInput& rhs);
	DirectInput& operator=(const DirectInput& rhs);
		
private:
	IDirectInput8*       mDInput;

	IDirectInputDevice8* mKeyboard;
	char                 mKeyboardState[256]; 

	IDirectInputDevice8* mMouse;
	DIMOUSESTATE2        mMouseState;
};
extern DirectInput* gDInput;

#endif // DIRECT_INPUT_H