lua/gui-text.cpp

   1 #include "lua-int.hpp"
   2 #include "render.hpp"
   3
   4 namespace
   5 {
   6         struct render_object_text : public render_object
   7         {
   8                 render_object_text(int32_t _x, int32_t _y, const std::string& _text, premultiplied_color _fg,
   9                         premultiplied_color _bg) throw()
  10                         : x(_x), y(_y), text(_text), fg(_fg), bg(_bg) {}
  11                 ~render_object_text() throw() {}
  12                 void operator()(struct screen& scr) throw()
  13                 {
  14                         render_text(scr, x, y, text, fg, bg);
  15                 }
  16         private:
  17                 int32_t x;
  18                 int32_t y;
  19                 premultiplied_color fg;
  20                 premultiplied_color bg;
  21                 std::string text;
  22         };
  23
  24         function_ptr_luafun gui_text("gui.text", [](lua_State* LS, const std::string& fname) -> int {
  25                 if(!lua_render_ctx)
  26                         return 0;
  27                 int64_t fgc = 0xFFFFFFU;
  28                 int64_t bgc = -1;
  29                 int32_t _x = get_numeric_argument<int32_t>(LS, 1, fname.c_str());
  30                 int32_t _y = get_numeric_argument<int32_t>(LS, 2, fname.c_str());
  31                 get_numeric_argument<int64_t>(LS, 4, fgc, fname.c_str());
  32                 get_numeric_argument<int64_t>(LS, 5, bgc, fname.c_str());
  33                 std::string text = get_string_argument(LS, 3, fname.c_str());
  34                 premultiplied_color fg(fgc);
  35                 premultiplied_color bg(bgc);
  36                 lua_render_ctx->queue->add(*new render_object_text(_x, _y, text, fg, bg));
  37                 return 0;
  38         });
  39 }