IChing_Step2_HexagramArrays

gistfile1.pde

int num = 6;
Hexagram [] hexagrams = new Hexagram [num];

Hexagram h1;


void setup () {
  size (600, 300);

  int xspacing = 100;
  for (int i = 0; i < hexagrams.length; i++) {
    hexagrams [i] = new Hexagram (10+i*xspacing, height/2-50, 5);
    }
  }


void draw () {
  background (255);

  for (int i = 0; i < hexagrams.length; i++) {
    hexagrams[i].display ();
    
  
  }
}


class Hexagram {

  //pivot point is the top left corner of the whole hexagram
  float pivotX;
  float pivotY;
  float lineWeight;
  
  // I'm a little bit confused as to how I'm using the array here, since I'm not declaring it in the way I saw in the book.
  // Am I using an array here as a variable that stores 6 values? A little bit confused about syntax
  boolean[] configuration = {true, false,false,true,false,false,true};

  Hexagram (float temppivotX, float temppivotY, float templineWeight) {
    pivotX = temppivotX;
    pivotY = temppivotY;
    lineWeight = templineWeight;
  }

  void display () {
    float spacing = lineWeight*2;
    float lineLength = (lineWeight*6) + (spacing*4);

    //draw the hexagram using variables!!!!
    strokeCap (SQUARE);
    stroke (0);
    strokeWeight (lineWeight);

    for (int i = 0; i < 6; i++) {
      myline(pivotX, pivotY+i*spacing, lineLength, configuration[i]);
    }
  }
}



//myline is a function for drawing a single line -- we want to pass this into the object

void myline (float lineStartX, float lineStartY, float len, boolean broken) {

  //line styling
  if (!broken) {
    line (lineStartX, lineStartY, lineStartX+len, lineStartY);
  } 
  else {
    //first line
    line (lineStartX, lineStartY, lineStartX+len/2 - 10, lineStartY);

    //second line
    //how do i pass a variable from the object into this function? always want the two lines to be separated by the line weight, which gets declared and initialized in the object
    line (lineStartX+len/2 +10, lineStartY, lineStartX+len, lineStartY);
  }
}