int LuaFonts::End(lua_State* L)
{
CheckDrawingEnabled(L, __FUNCTION__);
CglFont* font = tofont(L, 1);
font->End();
return 0;
}
int LuaFonts::BindTexture(lua_State* L)
{
CheckDrawingEnabled(L, __FUNCTION__);
CglFont* font = tofont(L, 1);
glBindTexture(GL_TEXTURE_2D, font->GetTexture());
glEnable(GL_TEXTURE_2D);
return 0;
}
int LuaFonts::Print(lua_State* L)
{
CheckDrawingEnabled(L, __FUNCTION__);
const int args = lua_gettop(L); // number of arguments
if ((args < 4) ||
!lua_isstring(L, 2) || !lua_isnumber(L, 3) || !lua_isnumber(L, 4)) {
luaL_error(L,
"Incorrect arguments to font:Print(msg, x, y [,size [,\"options\"] ]");
}
CglFont* font = tofont(L, 1);
const string text(lua_tostring(L, 2),lua_strlen(L, 2));
const float x = lua_tonumber(L, 3);
const float y = lua_tonumber(L, 4);
const float size = luaL_optfloat(L, 5, font->GetSize());
int options = FONT_NEAREST;
if ((args >= 6) && lua_isstring(L, 6)) {
const char* c = lua_tostring(L, 6);
while (*c != 0) {
switch (*c) {
case 'c': { options |= FONT_CENTER; break; }
case 'r': { options |= FONT_RIGHT; break; }
case 'a': { options |= FONT_ASCENDER; break; }
case 't': { options |= FONT_TOP; break; }
case 'v': { options |= FONT_VCENTER; break; }
case 'x': { options |= FONT_BASELINE; break; }
case 'b': { options |= FONT_BOTTOM; break; }
case 'd': { options |= FONT_DESCENDER; break; }
case 's': { options |= FONT_SHADOW; break; }
case 'o':
case 'O': { options |= FONT_OUTLINE; break; }
case 'n': { options ^= FONT_NEAREST; break; }
}
c++;
}
}
font->glPrint(x, y, size, options, text);
return 0;
}