Method PackGlyph

libs/drape/font_texture.cpp:14–37

GlyphPacker::GlyphPacker(m2::PointU const & size) : m_size(size) {}

bool GlyphPacker::PackGlyph(uint32_t width, uint32_t height, m2::RectU & rect)
{
  ASSERT_LESS(width, m_size.x, ());
  ASSERT_LESS(height, m_size.y, ());

  if (m_cursor.x + width > m_size.x)
  {
    m_cursor.x = 0;
    m_cursor.y += m_yStep;
    m_yStep = 0;
  }

  if (m_cursor.y + height > m_size.y)
  {
    m_isFull = true;
    return false;
  }

  rect = m2::RectU(m_cursor.x, m_cursor.y, m_cursor.x + width, m_cursor.y + height);

  m_cursor.x += width;
  m_yStep = std::max(height, m_yStep);
  return true;
}

bool GlyphPacker::CanBePacked(uint32_t glyphsCount, uint32_t width, uint32_t height) const
{