Table t;
PImage m;
String yr;
Locate locationTable;
int rowCount;

float closestDist;
String closestText;
float closestTextX;
float closestTextY;


void setup()
{
  //setup applet window
  size(640,480,P3D);
  
  //setup interface
  setupInterface();
  
  //setup locations
  locationTable = new Locate("locations.tsv");
  rowCount = locationTable.getRowCount();
  
  //setup data
  yr = "1998";
  t = new Table();
  t.loadDataFromFile(yr+".tsv");
  
  //setup map
  m = loadImage("map.png");
 }

void draw()
{  //clear canvas
  background(250);
  noStroke();
  smooth();
  
  //draw map
  image(m,0,0);
  
  //draw data
  t.drawData();
  
  //draw interface
  drawInterface();
}

//lets the user navigate through different data using bracket keys
void keyPressed()
{  int a = Integer.parseInt(yr);
   if ((key == '[') && (a > 1998)) {
    yr = nf(a - 1,0);
    println("----------------Loading " + yr + " data.");
    t.loadDataFromFile(yr + ".tsv"); }
  
  else if ((key == ']') && (a < 2008)){
    yr = nf(a + 1,0);
    println("----------------Loading " + yr + " data.");
    t.loadDataFromFile(yr + ".tsv"); }
  
  //let the interface do the rest of the key handling
  keyPressHandler(key);
}