/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file textFont.I
 * @author drose
 * @date 2002-02-08
 */

/**
 * Returns true if the font is valid and ready to use, false otherwise.
 */
INLINE bool TextFont::
is_valid() const {
  return _is_valid;
}

/**
 * Returns true if the font is valid and ready to use, false otherwise.
 */
INLINE TextFont::
operator bool () const {
  return is_valid();
}

/**
 * Returns the number of units high each line of text is.
 */
INLINE PN_stdfloat TextFont::
get_line_height() const {
  return _line_height;
}

/**
 * Changes the number of units high each line of text is.
 */
INLINE void TextFont::
set_line_height(PN_stdfloat line_height) {
  _line_height = line_height;
}

/**
 * Returns the number of units wide a space is.
 */
INLINE PN_stdfloat TextFont::
get_space_advance() const {
  return _space_advance;
}

/**
 * Changes the number of units wide a space is.
 */
INLINE void TextFont::
set_space_advance(PN_stdfloat space_advance) {
  _space_advance = space_advance;
}

/**
 * Returns the total margin between the edge of the glyph and the edge of the
 * cards.  This includes _poly_margin and any additional outline.
 */
INLINE PN_stdfloat TextFont::
get_total_poly_margin() const {
  return _total_poly_margin;
}

/**
 * Gets the glyph associated with the given character code, as well as an
 * optional scaling parameter that should be applied to the glyph's geometry
 * and advance parameters.  Returns the glyph on success.  On failure, it may
 * still return a printable glyph, or it may return NULL.
 */
INLINE CPT(TextGlyph) TextFont::
get_glyph(int character) {
  CPT(TextGlyph) glyph;
  get_glyph(character, glyph);
  return glyph;
}