xbmc/guilib/GUIFontTTFGL.h

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include "GUIFontTTF.h"
  12
  13 #include <string>
  14 #include <vector>
  15
  16 #include "system_gl.h"
  17
  18 class CGUIFontTTFGL : public CGUIFontTTF
  19 {
  20 public:
  21   explicit CGUIFontTTFGL(const std::string& fontIdent);
  22   ~CGUIFontTTFGL(void) override;
  23
  24   bool FirstBegin() override;
  25   void LastEnd() override;
  26
  27   CVertexBuffer CreateVertexBuffer(const std::vector<SVertex>& vertices) const override;
  28   void DestroyVertexBuffer(CVertexBuffer& bufferHandle) const override;
  29   static void CreateStaticVertexBuffers(void);
  30   static void DestroyStaticVertexBuffers(void);
  31
  32 protected:
  33   std::unique_ptr<CTexture> ReallocTexture(unsigned int& newHeight) override;
  34   bool CopyCharToTexture(FT_BitmapGlyph bitGlyph,
  35                          unsigned int x1,
  36                          unsigned int y1,
  37                          unsigned int x2,
  38                          unsigned int y2) override;
  39   void DeleteHardwareTexture() override;
  40
  41   static GLuint m_elementArrayHandle;
  42
  43 private:
  44   unsigned int m_updateY1{0};
  45   unsigned int m_updateY2{0};
  46
  47   enum TextureStatus
  48   {
  49     TEXTURE_VOID = 0,
  50     TEXTURE_READY,
  51     TEXTURE_REALLOCATED,
  52     TEXTURE_UPDATED,
  53   };
  54
  55   TextureStatus m_textureStatus{TEXTURE_VOID};
  56
  57   static bool m_staticVertexBufferCreated;
  58 };