#include <libndls.h>
#include "functions.h"

inline int sabs(int x){return(x<0)?-x:x;}

int getEvt() {
	int evt = 0;
	if(isKeyPressed(KEY_NSPIRE_ESC))       evt |= 0x1;
	if(isKeyPressed(KEY_NSPIRE_ENTER))     evt |= 0x2;
	if(isKeyPressed(KEY_NSPIRE_UP))        evt |= 0x4;
	if(isKeyPressed(KEY_NSPIRE_DOWN))      evt |= 0x8;
	if(isKeyPressed(KEY_NSPIRE_RIGHT))     evt |= 0x10;
	if(isKeyPressed(KEY_NSPIRE_LEFT))      evt |= 0x20;
	if(isKeyPressed(KEY_NSPIRE_UPRIGHT))   evt |= 0x14;
	if(isKeyPressed(KEY_NSPIRE_RIGHTDOWN)) evt |= 0x18;
	if(isKeyPressed(KEY_NSPIRE_LEFTUP))    evt |= 0x24;
	if(isKeyPressed(KEY_NSPIRE_DOWNLEFT))  evt |= 0x28;
	if(isKeyPressed(KEY_NSPIRE_PLUS))      evt |= 0x40;
	if(isKeyPressed(KEY_NSPIRE_MINUS))     evt |= 0x80;
	if(isKeyPressed(KEY_NSPIRE_MULTIPLY))  evt |= 0x100;
	if(isKeyPressed(KEY_NSPIRE_DIVIDE))    evt |= 0x200;
	if(isKeyPressed(KEY_NSPIRE_X))         evt |= 0x400;
	if(isKeyPressed(KEY_NSPIRE_Y))         evt |= 0x800;
	if(isKeyPressed(KEY_NSPIRE_Z))         evt |= 0x1000;
	if(isKeyPressed(KEY_NSPIRE_J))         evt |= 0x2000;
	if(isKeyPressed(KEY_NSPIRE_M))         evt |= 0x4000;
	if(isKeyPressed(KEY_NSPIRE_DEL))       evt |= 0x8000;
	//if(evt) printf("%x\n", evt);
	return evt;
}