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path: root/xbmc/guilib/GUIFontTTFGLES.h
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/*
 *  Copyright (C) 2005-2018 Team Kodi
 *  This file is part of Kodi - https://kodi.tv
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 *  See LICENSES/README.md for more information.
 */

#pragma once

#include "GUIFontTTF.h"

#include <string>
#include <vector>

#include "system_gl.h"

class CGUIFontTTFGLES : public CGUIFontTTF
{
public:
  explicit CGUIFontTTFGLES(const std::string& fontIdent);
  ~CGUIFontTTFGLES(void) override;

  bool FirstBegin() override;
  void LastEnd() override;

  CVertexBuffer CreateVertexBuffer(const std::vector<SVertex>& vertices) const override;
  void DestroyVertexBuffer(CVertexBuffer& bufferHandle) const override;
  static void CreateStaticVertexBuffers(void);
  static void DestroyStaticVertexBuffers(void);

protected:
  std::unique_ptr<CTexture> ReallocTexture(unsigned int& newHeight) override;
  bool CopyCharToTexture(FT_BitmapGlyph bitGlyph,
                         unsigned int x1,
                         unsigned int y1,
                         unsigned int x2,
                         unsigned int y2) override;
  void DeleteHardwareTexture() override;

  static GLuint m_elementArrayHandle;

private:
  unsigned int m_updateY1{0};
  unsigned int m_updateY2{0};

  enum TextureStatus
  {
    TEXTURE_VOID = 0,
    TEXTURE_READY,
    TEXTURE_REALLOCATED,
    TEXTURE_UPDATED,
  };

  TextureStatus m_textureStatus{TEXTURE_VOID};

  static bool m_staticVertexBufferCreated;
};