kc3-lang/ftgl/src/FTLayout/FTLayoutGlue.cpp

Branch - branch -master

• Show log

  Commit

• Hash : 9a13e4f8
  Author :
  Date : 2010-09-28T19:01:23
  

  implement a quick check for __FUNCTION__ and __func__ based on whether the compiler can actually use one or the other at runtime. cache the checks and provide __FUNC__ for use via FTGL_CPP_FUNC.

Download

• src/FTLayout/FTLayoutGlue.cpp

• /*
   * FTGL - OpenGL font library
   *
   * Copyright (c) 2001-2004 Henry Maddocks <ftgl@opengl.geek.nz>
   * Copyright (c) 2008 Éric Beets <ericbeets@free.fr>
   * Copyright (c) 2008 Sam Hocevar <sam@hocevar.net>
   *
   * Permission is hereby granted, free of charge, to any person obtaining
   * a copy of this software and associated documentation files (the
   * "Software"), to deal in the Software without restriction, including
   * without limitation the rights to use, copy, modify, merge, publish,
   * distribute, sublicense, and/or sell copies of the Software, and to
   * permit persons to whom the Software is furnished to do so, subject to
   * the following conditions:
   *
   * The above copyright notice and this permission notice shall be
   * included in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
   * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
   * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
   * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
   * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   */
  
  #include "config.h"
  
  #include "FTInternals.h"
  
  static const FTBBox static_ftbbox;
  
  FTGL_BEGIN_C_DECLS
  
  #define C_TOR(cname, cargs, cxxname, cxxarg, cxxtype) \
      FTGLlayout* cname cargs \
      { \
          cxxname *l = new cxxname cxxarg; \
          if(l->Error()) \
          { \
              delete l; \
              return NULL; \
          } \
          FTGLlayout *ftgl = (FTGLlayout *)malloc(sizeof(FTGLlayout)); \
          ftgl->ptr = l; \
          ftgl->type = cxxtype; \
          return ftgl; \
      }
  
  // FTSimpleLayout::FTSimpleLayout();
  C_TOR(ftglCreateSimpleLayout, (), FTSimpleLayout, (), LAYOUT_SIMPLE);
  
  #define C_FUN(cret, cname, cargs, cxxerr, cxxname, cxxarg) \
      cret cname cargs \
      { \
          if(!l || !l->ptr) \
          { \
              fprintf(stderr, "FTGL warning: NULL pointer in %s\n", #cname); \
              cxxerr; \
          } \
          return l->ptr->cxxname cxxarg; \
      }
  
  // FTLayout::~FTLayout();
  void ftglDestroyLayout(FTGLlayout *l)
  {
      if(!l || !l->ptr)
      {
          fprintf(stderr, "FTGL warning: NULL pointer in %s\n", __FUNC__);
          return;
      }
      delete l->ptr;
      free(l);
  }
  
  // virtual FTBBox FTLayout::BBox(const char* string)
  extern "C++" {
  C_FUN(static FTBBox, _ftglGetLayoutBBox, (FTGLlayout *l, const char *s),
        return static_ftbbox, BBox, (s));
  }
  
  void ftglGetLayoutBBox(FTGLlayout *l, const char * s, float c[6])
  {
      FTBBox ret = _ftglGetLayoutBBox(l, s);
      FTPoint lower = ret.Lower(), upper = ret.Upper();
      c[0] = lower.Xf(); c[1] = lower.Yf(); c[2] = lower.Zf();
      c[3] = upper.Xf(); c[4] = upper.Yf(); c[5] = upper.Zf();
  }
  
  // virtual void FTLayout::Render(const char* string, int renderMode);
  C_FUN(void, ftglRenderLayout, (FTGLlayout *l, const char *s, int r),
        return, Render, (s, -1, FTPoint(), r));
  
  // FT_Error FTLayout::Error() const;
  C_FUN(FT_Error, ftglGetLayoutError, (FTGLlayout *l), return -1, Error, ());
  
  // void FTSimpleLayout::SetFont(FTFont *fontInit)
  void ftglSetLayoutFont(FTGLlayout *l, FTGLfont *font)
  {
      if(!l || !l->ptr)
      {
          fprintf(stderr, "FTGL warning: NULL pointer in %s\n", __FUNC__);
          return;
      }
      if(l->type != FTGL::LAYOUT_SIMPLE)
      {
          fprintf(stderr, "FTGL warning: %s not implemented for %d\n",
                          __FUNC__, l->type);
      }
      l->font = font;
      return dynamic_cast<FTSimpleLayout*>(l->ptr)->SetFont(font->ptr);
  }
  
  // FTFont *FTSimpleLayout::GetFont()
  FTGLfont *ftglGetLayoutFont(FTGLlayout *l)
  {
      if(!l || !l->ptr)
      {
          fprintf(stderr, "FTGL warning: NULL pointer in %s\n", __FUNC__);
          return NULL;
      }
      if(l->type != FTGL::LAYOUT_SIMPLE)
      {
          fprintf(stderr, "FTGL warning: %s not implemented for %d\n",
                          __FUNC__, l->type);
      }
      return l->font;
  }
  
  #undef C_FUN
  
  #define C_FUN(cret, cname, cargs, cxxerr, cxxname, cxxarg) \
      cret cname cargs \
      { \
          if(!l || !l->ptr) \
          { \
              fprintf(stderr, "FTGL warning: NULL pointer in %s\n", #cname); \
              cxxerr; \
          } \
          if(l->type != FTGL::LAYOUT_SIMPLE) \
          { \
              fprintf(stderr, "FTGL warning: %s not implemented for %d\n", \
                              __FUNC__, l->type); \
              cxxerr; \
          } \
          return dynamic_cast<FTSimpleLayout*>(l->ptr)->cxxname cxxarg; \
      }
  
  // void FTSimpleLayout::SetLineLength(const float LineLength);
  C_FUN(void, ftglSetLayoutLineLength, (FTGLlayout *l, const float length),
        return, SetLineLength, (length));
  
  // float FTSimpleLayout::GetLineLength() const
  C_FUN(float, ftglGetLayoutLineLength, (FTGLlayout *l),
        return 0.0f, GetLineLength, ());
  
  // void FTSimpleLayout::SetAlignment(const TextAlignment Alignment)
  C_FUN(void, ftglSetLayoutAlignment, (FTGLlayout *l, const int a),
        return, SetAlignment, ((FTGL::TextAlignment)a));
  
  // TextAlignment FTSimpleLayout::GetAlignment() const
  C_FUN(int, ftglGetLayoutAlignment, (FTGLlayout *l),
        return FTGL::ALIGN_LEFT, GetAlignment, ());
  C_FUN(int, ftglGetLayoutAlignement, (FTGLlayout *l),
        return FTGL::ALIGN_LEFT, GetAlignment, ()); // old typo
  
  // void FTSimpleLayout::SetLineSpacing(const float LineSpacing)
  C_FUN(void, ftglSetLayoutLineSpacing, (FTGLlayout *l, const float f),
        return, SetLineSpacing, (f));
  
  FTGL_END_C_DECLS
  
  

Download