glyph_atlas_proxy.hpp

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/*!
 * \file glyph_atlas_proxy.hpp
 * \brief file glyph_atlas_proxy.hpp
 *
 * Copyright 2016 by Intel.
 *
 * Contact: kevin.rogovin@gmail.com
 *
 * This Source Code Form is subject to the
 * terms of the Mozilla Public License, v. 2.0.
 * If a copy of the MPL was not distributed with
 * this file, You can obtain one at
 * http://mozilla.org/MPL/2.0/.
 *
 * \author Kevin Rogovin <kevin.rogovin@gmail.com>
 *
 */


#include <fastuidraw/util/reference_counted.hpp>
#include <fastuidraw/text/glyph_atlas.hpp>

namespace fastuidraw
{
/*!\addtogroup Glyph
 * @{
 */
  class Glyph;
  class GlyphCache;

  /*!
   * !\brief
   * An \ref GlyphAtlasProxy is a proxy for a GlyphAtlas; one can allocate
   * through it. Internally it tracks all that was allocated with it.
   */
  class GlyphAtlasProxy:noncopyable
  {
  public:
    /*!
     * Negative return value indicates failure.
     */
    int
    allocate_data(c_array<const uint32_t> pdata);

    /*!
     * Returns the total amount allocated thorugh this
     * GlyphAtlasProxy.
     */
    unsigned int
    total_allocated(void) const;

  private:
    friend class Glyph;
    friend class GlyphCache;

    GlyphAtlasProxy(void *d):
      m_d(d)
    {}

    void *m_d;
  };
/*! @} */
}