/*  tv_img2font - image to font data converter. 
    Copyright (C) 2010 Yana Artishcheva

    tv_img2font is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    tv_img2font is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with AdVegam Server; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    E-mail: yana_artis @ advegam . com (remove "anti-spam" spaces) */

PImage img;  // Declare variable "a" of type PImage

int CHAR_W = 8;
int CHAR_H = 9;
int IMG_W = 128;
int IMG_H = 144;

void setup() {
  size(IMG_W, IMG_H);
  img = loadImage("fnt_press-start-k_8x9_koi.png");
  noLoop();  // Makes draw() only run once
}

void draw() {
  // Displays the image at its actual size at point (0,0)
  image(img, 0, 0);
  int x, y, n, counter = 0, c;
  int row, col;
  for (y = 0; y < CHAR_H; y++) {
    for (row = 0; row < IMG_H; row += CHAR_H) {
      for (col = 0; col < IMG_W; col += CHAR_W) {
        n = 0;
        for (x = 0; x < CHAR_W; x++) {

          if (img.get(col+x, row+y) == -1) {
            c = 0;
          } else {
            c = 1;
          }
          n = (n << 1) | c;
        }
        if (counter > 0) {
          print(",");
        }
        print("0x");
        print(hex(n, 2));
        n = 0;
        if (((++counter) & 0x0F) == 0) {
          println("");
        }
      }
    }
  }
  println("Done.");
}