//Jeremy Turner (JOT) Assignment 4 = #200024742
//I have added 2 slider widgets from the ControlP5 library...
//One adjusts the strokeWeight and the other...
//Special thanks to Johnny Rodgers for preparing a demo/tutorial...
//..on this subject...

import controlP5.*; //entire library imported.

//initialize controls
ControlP5 controller;
Slider exampleSlider, anotherSlider;
controlP5.Button testButton; //This is the ControlP5's reset button for setting values back to 0.
MultiList mode; //sets up the drop-down menu.
//initialize variables...They are public to make them appear online.
public int exampleSliderVal = 10; 
int exampleSliderDefaultVal = 0;   
public float anotherSliderVal = 10;    
float anotherSliderDefaultVal = 0;   

PFont font; 

PImage b; //this global variable indicates there will be an image downloaded
//to the Assignment's folder called "b"...I will use this for the picture of Moses.
PImage c;

//Here I am calling up each tablet in the global variable section 
//to make sure they exist and are drawn.

MyTablet t1; 
MyTablet t2;
MyTablet t3;
MyTablet t4;
MyTablet t5;
MyTablet t6;
MyTablet t7;
MyTablet t8;


int preview_stroke_weight=0;
int carving_stroke_weight=0;
void setup ()
{
  size (400, 666); 
  background(255);

  t1 = new MyTablet (10, 425);
  t2 = new MyTablet (100, 425);
  t3 = new MyTablet (200, 425);
  t4 = new MyTablet (300, 425);
  t5 = new MyTablet (10, 550);
  t6 = new MyTablet (100, 550);
  t7 = new MyTablet (200, 550);
  t8 = new MyTablet (300, 550);

  b = loadImage("moses460.jpg"); //the image assigned to the variable "b" is being told to upload within setup instead of a background.
  image(b,0,0);

  font = loadFont ("JuiceITC-Regular-28.vlw");
  font = loadFont ("JuiceITC-Regular-36.vlw"); //this uploads the chosen font. 
  font = loadFont ("JuiceITC-Regular-48.vlw");

  //instantiate control object
  controller = new ControlP5(this);
  //set parameters for all control objects
  controller.setColorLabel(0);
  //add controls to canvas with labels (default label will be name of variable)                                                       
  exampleSlider = controller.addSlider("exampleSliderVal", 0, 10.0, exampleSliderDefaultVal, 320, 75, 60, 200);
  exampleSlider.setLabel("Carving Stroke");
  anotherSlider = controller.addSlider("anotherSliderVal", 0, 10.0, anotherSliderDefaultVal, 83, 75, 60, 200);
  anotherSlider.setLabel("Preview Stroke");                                   
  testButton = controller.addButton("reset", 0, 205, 256, 66, 20);   
  mode = controller.addMultiList("myList", 198, 225, 85, 15);
  MultiListButton a;
  a= mode.add("Quick Stroke Size", 0);
  a.add("Tiny Stroke", 1);
  a.add("Medium Stroke", 2);
  a.add("Large Stroke", 3);

}   

void draw ()

{

  background(255);

  changeCursor();
  createText();
  makeTablets();

  //  strokeWeight(stroke_weight);
  image(b, 0, 0);

}
// prints out current value of exampleSliderVal variable
void exampleSliderVal() {
  println("sliderVal set to " + exampleSlider.value());
  exampleSliderVal = int(exampleSlider.value());
  carving_stroke_weight=exampleSliderVal;

}


void controlEvent(ControlEvent theEvent) {
  int menValue=int(theEvent.value());
  switch (menValue){
  case 1:
    preview_stroke_weight=1;
    anotherSlider.setValue(preview_stroke_weight);
    break;
  case 2:
    preview_stroke_weight=5;
    anotherSlider.setValue(preview_stroke_weight);
    break;
  case 3:
    preview_stroke_weight=10;
    anotherSlider.setValue(preview_stroke_weight);
    break;
  default:
  }

}


//reset sets sliders to their original values
void reset(float theValue) {                     
  println("reset called");
  preview_stroke_weight=int(anotherSliderDefaultVal);
  carving_stroke_weight=int(exampleSliderDefaultVal);
  exampleSlider.setValue(carving_stroke_weight);
  anotherSlider.setValue(preview_stroke_weight);
}



void mousePressed(){
  if((t1.IsMouseOnTablet())||(t2.IsMouseOnTablet())||(t3.IsMouseOnTablet())||(t4.IsMouseOnTablet())||(t5.IsMouseOnTablet())||(t6.IsMouseOnTablet())||(t7.IsMouseOnTablet())||(t8.IsMouseOnTablet()))
  {
    stroke(0);
    strokeWeight(carving_stroke_weight);//have assigned the strokeWeight 
    //to carving stroke size bar.

    line(mouseX, mouseY, pmouseX, pmouseY);


  }  
}

void mouseMoved() {


  if((t1.IsMouseOnTablet())||(t2.IsMouseOnTablet())||(t3.IsMouseOnTablet())||(t4.IsMouseOnTablet())||(t5.IsMouseOnTablet())||(t6.IsMouseOnTablet())||(t7.IsMouseOnTablet())||(t8.IsMouseOnTablet()))

  {
    stroke (255);
    strokeWeight(preview_stroke_weight);
    //have assigned the strokeWeight 
    //to the preview stroke slider bar.
    line (pmouseX, pmouseY, mouseX, mouseY);
    smooth();


  }

}


void mouseDragged() {


  if((t1.IsMouseOnTablet())||(t2.IsMouseOnTablet())||(t3.IsMouseOnTablet())||(t4.IsMouseOnTablet())||(t5.IsMouseOnTablet())||(t6.IsMouseOnTablet())||(t7.IsMouseOnTablet())||(t8.IsMouseOnTablet()))

  {
    stroke(0);
    strokeWeight(carving_stroke_weight);//have assigned the strokeWeight 
    line (mouseX, mouseY, pmouseX, pmouseY);




  }

}

void createText(){

  textFont(font, 48);
  text("WRITTEN IN STONE...", 80,330);
  fill(0);
  textFont(font, 28);
  text("Preview Sketch = float mouse over a tablet", 30, 375);
  // text("Erase Preview  = press left mouse button", 30, 385);
  text("Etch onto stone = drag mouse over a tablet", 30, 405);
  fill(255, 0, 0);

}


void makeTablets(){


  t1.maketablet();
  t2.maketablet();
  t3.maketablet();
  t4.maketablet();
  t5.maketablet();
  t6.maketablet();
  t7.maketablet();
  t8.maketablet();



}

void changeCursor ()
{
  if((t1.IsMouseOnTablet())||(t2.IsMouseOnTablet())||(t3.IsMouseOnTablet())||(t4.IsMouseOnTablet())||(t5.IsMouseOnTablet())||(t6.IsMouseOnTablet())||(t7.IsMouseOnTablet())||(t8.IsMouseOnTablet()))

  {
    cursor(CROSS);
  } 
  else {
    cursor(ARROW);
  }
}

class MyTablet { //the class of tablets has now been created...
  float xPos;
  float yPos;
  PImage c; // I have assigned this global variable for the picture of the stone tablet.
  int tabletWidth;
  int tabletHeight;
  MyTablet (float x, float y)
  {
    xPos = x;
    yPos = y;
    //Pooya: I added this line in constructor to make it run only once
    loadtablet();
  }

  boolean IsMouseOnTablet(){
    if (mouseX>xPos && mouseX<xPos+tabletWidth && mouseY>yPos && mouseY<yPos+tabletHeight)
      return true;
    else
      return false;

  }


  void maketablet ()
  {

    image (c, xPos, yPos);

  }   

  void loadtablet()
  {


    c = loadImage("stonetabletrevised.jpg"); 
    tabletWidth=c.width;
    tabletHeight=c.height;

  }
}