float closestDist;
String closestText;
String dim1lotext;
String dim1hitext;
String dim2lotext;
String dim2hitext;
float closestTextX;
float closestTextY;
Table bandtable;
int rowCount;
String band;
float minX;
float maxX;
float minY;
float maxY;
PFont font;
int dim1;
int dim2;
int bandcount;
int mincount;

void setup(){
  // make this relative, add margins, search function, 3D
  size(900,720);
  bandtable = new Table("loadings6.tsv");
  rowCount = bandtable.getRowCount();
  
  maxX = 410;
    minX = -700;
  maxY = 700;
    minY = -300;
  dim1=6;
  dim2=4;
  dim1lotext = "Mainstream";
    dim1hitext = "Experimental";
  dim2lotext = "New";
    dim2hitext = "Old"; 
  }

void draw(){
  background(0);
  closestDist = MAX_FLOAT;
 
 font = createFont("SansSerif",20);
  textFont(font);
  fill(255);
  textAlign(LEFT);
  text(dim1lotext,0,height/2);
  textAlign(CENTER);
  text(dim2hitext,width/2,height-20);
  text(dim2lotext,width/2,20);
  textAlign(RIGHT);
  text(dim1hitext,width,height/2);
  
 font = createFont("SansSerif",10);
 textFont(font); 
 for (int row = 0; row < rowCount; row++){
    float bandX = bandtable.getFloat(row,dim1);
    float bandY = bandtable.getFloat(row,dim2);
    int bandcount = bandtable.getInt(row,7);
    if ((bandX>=minX)&&(bandX<=maxX)&&(bandY<=maxY)&&(bandY>=minY)){
      float x = map(bandX,minX,maxX,0,width);
      float y = map(bandY,minY,maxY,0,height);
      band = bandtable.getString(row,0);
      drawdata(x,y,band,bandcount);
    }
  }
    
    if (closestDist !=MAX_FLOAT) {
      fill(255,0,0);
      textAlign(CENTER);
      text(closestText, closestTextX,closestTextY);
    }
    
}

void drawdata(float x, float y, String band, int count){
  fill(255);
  float d = dist(x,y,mouseX,mouseY);
  if ((d<10) && (d < closestDist)){
    closestDist = d;
    closestText=band;
    closestTextX = x;
    closestTextY = y-5;
    fill(242,60,60);
  }
  smooth();
  float diam = map(count, 6,906,2,20);
  ellipse(x,y,diam,diam);
  
}

void zoom(int inout){
  float rangeX = maxX - minX;
  float rangeY = maxY - minY;
  if (inout == 1) {
    minX = minX + (rangeX / 16);
    maxX = maxX - (rangeX / 16);
    minY = minY + (rangeY / 16);
    maxY = maxY - (rangeY / 16);
  }
  if (inout == 0) {
    minX = minX - (rangeX / 16);
    maxX = maxX + (rangeX / 16);
    minY = minY - (rangeY / 16);
    maxY = maxY + (rangeY / 16);
  }
}

void pan(int direction){
  float rangeX = (maxX - minX)/10;
  float rangeY = (maxY - minY)/10;
  if (direction==4){
    minX = minX - rangeX;
    maxX = maxX - rangeX;
  }
  if (direction==6){
    minX = minX + rangeX;
    maxX = maxX + rangeX;
  }
  if (direction==8){
    minY = minY - rangeY;
    maxY = maxY - rangeY;
  }
  if (direction==2){
    minY = minY + rangeY;
    maxY = maxY + rangeY;
  }
}

void changedim(int updown, int dimno){
  if (updown == 1 && dimno == 1) {
  dim1 = dim1+1;
  }  if (updown == 0 && dimno == 1) {
  dim1 = dim1-1;
  }  if (updown == 1 && dimno == 2) {
  dim2 = dim2+1;
  }  if (updown == 0 && dimno == 2) {
  dim2 = dim2-1;
  }
  if (dim1 == dim2 && dimno==1){
    dim1 = dim1 + 1;
  } if (dim1 == dim2 && dimno ==2){
    dim2 = dim2 + 1;
  }
  if (dim1>6) {
    dim1=1;
  } if (dim2>6){
    dim2 =1;
  }if (dim1<1) {
    dim1=6;
  } if (dim2<1){
    dim2 =6;
  }
  if (dim1 ==1){
    maxX = 350;
    minX = -700;
    dim1lotext = "White, UK";
    dim1hitext = "Black, US";
  } if (dim1 ==2){
    maxX = 300;
    minX = -750;
    dim1lotext = "Electronic, ambient";
    dim1hitext = "Guitar, lyrical";
  }if (dim1 ==3){
    maxX = 800;
    minX = -360;
    dim1lotext = "Acoustic";
    dim1hitext = "Metal";
  }if (dim1 ==4){
    maxX = 700;
    minX = -300;
    dim1lotext = "New";
    dim1hitext = "Old";
  }if (dim1 ==5){
    maxX = 400;
    minX = -750;
    dim1lotext = "Electronic, dance";
    dim1hitext = "Guitar, angsty";
  }if (dim1 ==6){
    maxX = 410;
    minX = -700;
    dim1lotext = "Mainstream";
    dim1hitext = "Experimental";
  }
    if (dim2 ==1){
    maxY = 350;
    minY = -700;
    dim2lotext = "White, UK";
    dim2hitext = "Black, US";  
  } if (dim2 ==2){
    maxY = 300;
    minY = -750;
    dim2lotext = "Electronic, ambient";
    dim2hitext = "Guitar, lyrical";  
}if (dim2 ==3){
    maxY = 800;
    minY = -360;
    dim2lotext = "Acoustic";
    dim2hitext = "Metal";  
  }if (dim2 ==4){
    maxY = 700;
    minY = -300;
    dim2lotext = "New";
    dim2hitext = "Old";  
  }if (dim2 ==5){
    maxY = 400;
    minY = -750;
    dim2lotext = "Electronic, dance";
    dim2hitext = "Guitar, angsty";  
  }if (dim2 ==6){
    maxY = 410;
    minY = -700;
    dim2lotext = "Mainstream";
    dim2hitext = "Experimental";  
  }
}

void keyPressed(){
  if (key==CODED){
    if (keyCode == UP){
      pan(8);
    }
    if (keyCode == DOWN){
      pan(2);
    }
    if (keyCode == LEFT){
      pan(4);
    }
    if (keyCode == RIGHT){
      pan(6);
    }
  }
  if (key=='a'||key=='A'){
    zoom(1);
  }
  if (key=='z'||key=='Z'){
    zoom(0);
  }
  if (key=='='){
    changedim(1,1);
  }
  if (key=='-'){
    changedim(0,1);
  }
  if (key==']'){
    changedim(1,2);
  }
  if (key=='['){
    changedim(0,2);
  }
}