//********************************************************************//
//CAAD D_ARCH UnCover PSZ Project: Pillars_Pavilion         MAIN TASK //
//WS06/07   12. FEB. 2007        by Huang, Yung-Chieh | BaTeam MaeTaB //   
//********************************************************************//
void setup()                         
{
  size(600,600, P3D);
  noCursor();
}

float sval = 1.0;                           //3Dviewport, variable for zoom control
float nmx, nmy;                             //3dviewport, variable for shift control
int Dmax = 600;                             //maximum affection distance
int Dadd = 45;                              //distance step value

void draw()
{
  int Bay = 25;                             //grid distance
  float Radius = Bay/10;                    //grid radius
  int Columns = width/Bay;                  //grid columns
  int Rows = height/Bay;                    //grid rows
  int MouseNumber = 2;                      //number of affection field
  PFont instruction  = loadFont("HelveticaNeue-BoldItalic-12.vlw");
  textFont(instruction, 12);

  /**********Create Cursor Circul**********/
  Cursor[] myCursors = new Cursor[MouseNumber];
  myCursors[0] = new Cursor(mouseX, mouseY);
  myCursors[1] = new Cursor(width-mouseX, height-mouseY);

  /**********Create Pillars Matrix**********/
  Pillar[][] movingPillars = new Pillar[Columns][Rows];

  for(int i=1; i<Columns; i++){
    for(int j=1; j<Rows; j++){
      movingPillars[i][j] = new Pillar(Radius, i*Bay, j*Bay);
    }
  }

  /**********Renew Windows Background**********/
  background(0, 30, 50); 
  fill(255);
  textAlign(LEFT);
  text("CAAD D-ARCH UnCover PSZ | Pillars Pavilion", 5, 15);

  /**********Predd Any Key to Change View Mode**********/
  if(keyPressed == true){
    textAlign(LEFT);
    text("release key to switch to airscape mode", 5, height-5);
    textAlign(RIGHT);
    text("press mouse button to zoom in", width-5, height-5);
    /**********3D View Control Mouse Behavior**********/
    if (abs(mouseX - nmx) > 1.0) { 
      nmx += (mouseX-nmx)/50; 
    }
    if (abs(mouseY - nmy) > 1.0) { 
      nmy += (mouseY-nmy)/50; 
    }
    if(mousePressed) { 
      sval += 0.05; 
    }
    else {
      sval -= 0.1; 
    }
    if(sval > 2.5) { 
      sval = 2.5; 
    }
    if(sval < 1.0) { 
      sval = 1.0; 
    }
    translate(width/2-nmx*sval, height/2-nmy*sval+100, 0);
    scale(sval/1.5);
    rotateX(PI/sval/5);
    rotateY(sval/5-0.2);
    translate(width/3, height/3, -50);
  }
  else {
    textAlign(LEFT);
    text("hold any key to switch to perspective mode", 5, height-5);
    textAlign(RIGHT);
    text("press mouse button to adjust territory: "+ Dmax/15 +"/100", width-5, height-5);

    /**********Top View Control Mouse Behavior**********/
    if (mousePressed)
    { 
      Dmax+= Dadd;
      if(Dmax > 1480){
        Dadd= -Dadd;
      }
      else if(Dmax < 620){
        Dadd= -Dadd;
      }
    }
  }
  /**********Draw Cursors**********/
  myCursors[0].cruise(Dmax/15);
  myCursors[1].cruise(Dmax/15);

  /**********Draw Pillars**********/
  for(int i=1; i<Columns; i++){
    for(int j=1; j<Rows; j++){
      movingPillars[i][j].move(Dmax, Bay);
    }
  }
  noStroke();
  fill(255,255,255,100);
  rectMode(CENTER);
  rect(mouseX, mouseY,2,15);
  rect(mouseX, mouseY,15,2);
}