TerminalRendererBinding Class Reference

Public Member Functions
	TerminalRendererBinding (int cols, int rows, double font_size, bool matrix, int selection)
	~TerminalRendererBinding ()
	TerminalRendererBinding (const TerminalRendererBinding &)=delete
TerminalRendererBinding &	operator= (const TerminalRendererBinding &)=delete
bool	valid () const
int	error () const
int	cols ()
int	rows ()
int	width ()
int	height ()
int	setZalgo (int level)
int	feed (const std::string &text)
bool	copyPixels (RasterPixels output)

Detailed Description

Definition at line 13 of file terminal_renderer.cpp.

Constructor & Destructor Documentation

TerminalRendererBinding() [1/2]

TerminalRendererBinding::TerminalRendererBinding ( int cols, int rows, double font_size, bool matrix, int selection )

inline

Definition at line 15 of file terminal_renderer.cpp.

                                                                                            {
    term_renderer_config_t config{};
    config.cols = cols;
    config.rows = rows;
    config.font_size_pt = font_size;
    config.theme = static_cast<term_renderer_theme_t>(0);
    config.font_data = get_font_default_ptr(selection);
    config.font_data_size = get_font_default_size(selection);
    if (matrix)
      SAFE_STRNCPY(config.font_spec, "Matrix", sizeof(config.font_spec));
    result_ = term_renderer_create(&config, &renderer_);
  }

References term_renderer_config_t::cols, cols(), term_renderer_config_t::font_data, term_renderer_config_t::font_data_size, term_renderer_config_t::font_size_pt, term_renderer_config_t::font_spec, get_font_default_ptr(), get_font_default_size(), term_renderer_config_t::rows, rows(), SAFE_STRNCPY, term_renderer_create(), and term_renderer_config_t::theme.

Referenced by operator=(), and TerminalRendererBinding().

~TerminalRendererBinding()

TerminalRendererBinding::~TerminalRendererBinding ( )

inline

Definition at line 27 of file terminal_renderer.cpp.

                             {
    if (renderer_)
      term_renderer_destroy(renderer_);
  }

References term_renderer_destroy().

TerminalRendererBinding() [2/2]

TerminalRendererBinding::TerminalRendererBinding ( const TerminalRendererBinding & )

delete

References TerminalRendererBinding().

Member Function Documentation

cols()

int TerminalRendererBinding::cols ( )

inline

Definition at line 40 of file terminal_renderer.cpp.

             {
    return term_renderer_get_cols(renderer_);
  }

References term_renderer_get_cols().

Referenced by EMSCRIPTEN_BINDINGS(), and TerminalRendererBinding().

copyPixels()

bool TerminalRendererBinding::copyPixels ( RasterPixels output )

inline

Definition at line 58 of file terminal_renderer.cpp.

                                       {
    if (!renderer_) {
      SET_ERRNO(ERROR_INVALID_STATE, "Terminal renderer is not initialized");
      return false;
    }
    const int w = width(), h = height(), pitch = term_renderer_pitch(renderer_);
    const uint8_t *pixels = term_renderer_pixels(renderer_);
    if (!pixels || w <= 0 || h <= 0 || pitch <= 0 || static_cast<uint64_t>(pitch) < static_cast<uint64_t>(w) * 4) {
      SET_ERRNO(ERROR_INVALID_STATE, "Terminal renderer has invalid pixel storage");
      return false;
    }
    if (static_cast<uint64_t>(w) * h * 4 != output["length"].as<size_t>()) {
      SET_ERRNO(ERROR_INVALID_PARAM, "Terminal pixel output size does not match %dx%d", w, h);
      return false;
    }
    const size_t row_bytes = static_cast<size_t>(w) * 4;
    if (static_cast<size_t>(pitch) == row_bytes) {
      output.call<void>("set", emscripten::val(emscripten::typed_memory_view(row_bytes * h, pixels)));
    } else {
      for (int row = 0; row < h; ++row) {
        output.call<void>(
            "set", emscripten::val(emscripten::typed_memory_view(row_bytes, pixels + static_cast<size_t>(row) * pitch)),
            row * row_bytes);
      }
    }
    return true;
  }

References ERROR_INVALID_PARAM, ERROR_INVALID_STATE, height(), SET_ERRNO, term_renderer_pitch(), term_renderer_pixels(), and width().

Referenced by EMSCRIPTEN_BINDINGS().

error()

int TerminalRendererBinding::error ( ) const

inline

Definition at line 37 of file terminal_renderer.cpp.

                    {
    return result_;
  }

Referenced by EMSCRIPTEN_BINDINGS().

feed()

int TerminalRendererBinding::feed ( const std::string & text )

inline

Definition at line 55 of file terminal_renderer.cpp.

                                  {
    return term_renderer_feed(renderer_, text.data(), text.size());
  }

References term_renderer_feed().

Referenced by EMSCRIPTEN_BINDINGS().

height()

int TerminalRendererBinding::height ( )

inline

Definition at line 49 of file terminal_renderer.cpp.

               {
    return term_renderer_height_px(renderer_);
  }

References term_renderer_height_px().

Referenced by copyPixels(), and EMSCRIPTEN_BINDINGS().

operator=()

TerminalRendererBinding & TerminalRendererBinding::operator= ( const TerminalRendererBinding & )

delete

References TerminalRendererBinding().

rows()

int TerminalRendererBinding::rows ( )

inline

Definition at line 43 of file terminal_renderer.cpp.

             {
    return term_renderer_get_rows(renderer_);
  }

References term_renderer_get_rows().

Referenced by EMSCRIPTEN_BINDINGS(), and TerminalRendererBinding().

setZalgo()

int TerminalRendererBinding::setZalgo ( int level )

inline

Definition at line 52 of file terminal_renderer.cpp.

                          {
    return term_renderer_set_zalgo(renderer_, level);
  }

References term_renderer_set_zalgo().

Referenced by EMSCRIPTEN_BINDINGS().

valid()

bool TerminalRendererBinding::valid ( ) const

inline

Definition at line 34 of file terminal_renderer.cpp.

                     {
    return renderer_ && !result_;
  }

Referenced by EMSCRIPTEN_BINDINGS().

width()

int TerminalRendererBinding::width ( )

inline

Definition at line 46 of file terminal_renderer.cpp.

              {
    return term_renderer_width_px(renderer_);
  }

References term_renderer_width_px().

Referenced by copyPixels(), and EMSCRIPTEN_BINDINGS().

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The documentation for this class was generated from the following file:

• terminal_renderer.cpp