render method

void render()

Implementation

void render() {
  if (!_imageLoaded) return;

  _display.render((x, y, glyph) {
    var char = glyph.char;

    // Remap it if it's a Unicode character.
    char = unicodeMap[char] ?? char;

    var sx = (char % 32) * _charWidth;
    var sy = (char ~/ 32) * _charHeight;

    // Fill the background.
    _context.fillStyle = glyph.back.cssColor;
    _context.fillRect(x * _charWidth * _scale, y * _charHeight * _scale,
        _charWidth * _scale, _charHeight * _scale);

    // Don't bother drawing empty characters.
    if (char == 0 || char == CharCode.space) return;

    var color = _getColorFont(glyph.fore);
    _context.imageSmoothingEnabled = false;
    _context.drawImageScaledFromSource(
        color,
        sx,
        sy,
        _charWidth,
        _charHeight,
        x * _charWidth * _scale,
        y * _charHeight * _scale,
        _charWidth * _scale,
        _charHeight * _scale);
  });
}