/*
SkanaarKey sk;
//-------------------------
void setup(){
  sk = new SkanaarKey();
  smooth();
}
//-------------------------
void draw(){
  background(255);
  if( sk.keyDown( sk.TAB ) ) 
    fill(255,0,0);
  else
    fill(255);
  if( sk.keyDown('a') ) ellipse(30,30,20,20);
  if( sk.keyDown('s') ) rect(70,30,20,20);
}
//-------------------------
void keyPressed(){
  sk.keyPressed(key,keyCode);
}
//-------------------------
void keyReleased(){
  sk.keyReleased(key,keyCode);
}
//-------------------------
*/
class SkanaarKey{
  boolean[] keyCodeMap;
  int LEFT = 37;
  int DOWN = 40;
  int RIGHT = 39;
  int UP = 38;
  int TAB = 9;
  int CTRL = 17;
  int SPACE = 32;
  //-------------------------
  SkanaarKey(){
    keyCodeMap = new boolean[256];
    for(int i=0;i<256;i++) keyCodeMap[i] = false;
  }
  //-------------------------
  void keyPressed(char key, int keyCode){
    if(keyCode<256 && keyCode>=0) keyCodeMap[ keyCode ] = true;
  }
  //-------------------------
  void keyReleased(char key, int keyCode){
    if(keyCode<256 && keyCode>=0) keyCodeMap[ keyCode ] = false;
  }
  //-------------------------
  boolean keyDown( int kc ){
    if(kc<256 && kc>=0) return keyCodeMap[ kc ];
    else return false;
  }
  //-------------------------
  boolean keyDown( char c ){
    if(c>='a' && c<='z') return keyDown( c - 'a' + 65 );
    if(c>='0' && c<='9') return keyDown( c - '0' + 48 );
    return false;
  }
}