fontise

#!/usr/bin/env node

'use strict';

const fs = require('fs');
const path = require('path');
const cp = require('child_process');

const setup = [
  { height: 63, blockWidth: 9,  chars: "0123456789:! " },
  { height: 56, blockWidth: 8,  chars: "0123456789:! " },
  { height: 49, blockWidth: 7,  chars: "0123456789:! " },
  { height: 42, blockWidth: 6,  chars: "0123456789:! " },
  { height: 35, blockWidth: 5,  chars: "0123456789:! " },
  { height: 28, blockWidth: 4,  chars: "0123456789:! " },
  { height: 21, blockWidth: 3,  chars: "0123456789:absgdupm! " },
  { height: 14, blockWidth: 2,  chars: "0123456789:absgdupm! " },
  { height: 9,  blockWidth:1.5, chars: "0123456789:! " },
  { height: 7,  blockWidth: 1,  chars: "0123456789:! " },
  { height: 9,  blockWidth:1.5, chars: "0123456789 ", inverted: true },
  { height: 7,  blockWidth: 1,  chars: "0123456789 ", inverted: true },
];

const refWidth = {
  1: ':!',
  5: '1234567890 ',
  6: 'bsg',
  7: 'a',
  8: 'm',
  9: 'p',
  10: 'ud'
};

const charRef = {};
Object.keys(refWidth).forEach(m => refWidth[m].split('').forEach(l => charRef[l] = m));


const root = ['.', 'resources', 'font'];

let osY = 0;
setup.forEach(setting => {
  const fName = path.join.apply(path, root.concat(`hooky_${setting.blockWidth}${setting.inverted? 'i':''}.fnt`));
  const out = fs.createWriteStream(fName);
  out.write(`common lineHeight=${setting.height} base=${setting.height} pages=1
page id=0 file="hooky9.png"
chars count=${setting.chars.length}
`, () => {
    let osX = 0;
    const lines = setting.chars.split('').map(c => {
      let l = `char id=${c.charCodeAt(0)} `;
      l += `x=${osX} y=${osY} `;
      l += `width=${charRef[c]*setting.blockWidth|0} `;
      l += `height=${setting.height} `;
      l += `xoffset=0 yoffset=0 xadvance=${charRef[c]*setting.blockWidth|0} page=0 chnl=1`;
      osX += setting.blockWidth * charRef[c] | 0;
      return l;
    });
    lines.push("");
    out.end(lines.join("\r\n"));
    osY += setting.height;
  });
});