//import processing.opengl.*;
//import java.util.Collections;
//import java.util.ArrayList;

PFont font;
PFont bigfont;
String[] Series_Data;

ArrayList SeriesList = new ArrayList(30000);
int numSeries = 0;
int graph_start_year = 1760;
int graph_end_year = 2010;
int graph_span = graph_end_year - graph_start_year;

int grid_width = 200;
int grid_height = 150;
int square_dim = 3;
int grid_dim = 4;
Series[][] theGrid = new Series[grid_width][grid_height];
Series selectedSeries;

int selected_year = 1900;

int xmargin = 50;
int ymargin = 50;

void setup() {
  colorMode(HSB,255);
  size(900, 700);
  background(0);
  font = loadFont("ArialMT-12.vlw");
  bigfont = loadFont("Helvetica-Bold-36.vlw");
  Series_Data = loadStrings("Series_ID#Title#Start#End.txt");
  numSeries = Series_Data.length;
  println("loaded "+ numSeries);
  IngestText();
  sortSeries();
  //stackSeries();
}

void draw(){
  background(20);
  translate(xmargin,ymargin);
  drawGrid();
  labels();
}


void drawGrid(){
int grid_row = 0;
int grid_col = 0;
  for (int s=0; s < SeriesList.size(); s++){
    Series thisSeries = (Series) SeriesList.get(s);
    int thisSpan = thisSeries.getSpan();
    noStroke();
    fill(thisSpan,255,255);
    rect(grid_col*grid_dim,grid_row*grid_dim, square_dim, square_dim);
        if (selectedSeries == thisSeries){
     noFill();
     stroke(0,0,255);
     rect((grid_col*grid_dim)-1,(grid_row*grid_dim)-1,square_dim+1,square_dim+1);
    }
    theGrid[grid_col][grid_row] = thisSeries;
    if (grid_col < grid_width-1) {
      grid_col++;
    } else {
      grid_col = 0;
      grid_row++;
    }
}
}

void labels(){
  int ytextpos = 580;
  int xtextpos =0;
  textFont(font,12);
  fill(0,0,255);
 // if (selectedSeries){
  String ID = selectedSeries.ID;
  text("Series: " +ID, xtextpos,ytextpos);
  //String ID = selectedSeries.ID;
  xtextpos += 200;
  text("Start: " +selectedSeries.StartYear +"  End: " + selectedSeries.EndYear, xtextpos,ytextpos);
  ytextpos += 15;
  xtextpos = 0;
  text("Title: " + selectedSeries.Title, xtextpos, ytextpos);
 // }
}

void sortSeries(){
  java.util.Collections.sort(SeriesList);
  //Series A = (Series) SeriesList.get(0);
  //Series Z = (Series) SeriesList.get(SeriesList.size()-1);
  selectedSeries = (Series) SeriesList.get(0);
}




void IngestText(){
  int backwardscount = 0;
  for (int s=0; s<numSeries; s++){ 
    String[] oneRow = split(Series_Data[s],'#');
    String ID = oneRow[0];
    String Title = oneRow[1];
    int StartYear = int(oneRow[2].substring(0,4));
    int EndYear = int(oneRow[3].substring(0,4));
    if (StartYear > EndYear) {
      //  backwardscount++;
      //  println(ID);
      StartYear = EndYear;  
    }
    Series newSeries = new Series(ID,Title,StartYear,EndYear); 
    SeriesList.add(newSeries);
  }
}

void mouseMoved(){
  if ((mouseX > xmargin) && (mouseY > ymargin) && (mouseX < xmargin+(grid_dim*grid_width)) &&  (mouseY < ymargin+(grid_dim*grid_width))){
    int selected_row = (mouseY-ymargin)/grid_dim;
    int selected_col = (mouseX-xmargin)/grid_dim;
    if (theGrid[selected_col][selected_row] != null) selectedSeries = theGrid[selected_col][selected_row];
  }

}