/**
* \brief Determines from the savegame the low-level keyboard key where the
* specified game command is mapped.
* \param command A game command.
* \return The keyboard key mapped to this game command in the savegame.
*/
InputEvent::KeyboardKey GameCommands::get_saved_keyboard_binding(
GameCommand command) const {
const std::string& savegame_variable = get_keyboard_binding_savegame_variable(command);
const std::string& keyboard_key_name = get_savegame().get_string(savegame_variable);
return name_to_enum(keyboard_key_name, InputEvent::KEY_NONE);
}
/**
* \brief Implementation of sol.input.is_key_pressed().
* \param l The Lua context that is calling this function.
* \return Number of values to return to Lua.
*/
int LuaContext::input_api_is_key_pressed(lua_State* l) {
return LuaTools::exception_boundary_handle(l, [&] {
const std::string& key_name = LuaTools::check_string(l, 1);
InputEvent::KeyboardKey key = name_to_enum(key_name, InputEvent::KEY_NONE);
if (key == InputEvent::KEY_NONE) {
LuaTools::arg_error(l, 1, std::string(
"Unknown keyboard key name: '") + key_name + "'");
}
lua_pushboolean(l, InputEvent::is_key_down(key));
return 1;
});
}
/**
* \brief Implementation of sol.input.is_mouse_button_released().
* \param l The Lua context that is calling this function.
* \return Number of values to return to Lua.
*/
int LuaContext::input_api_is_mouse_button_released(lua_State* l) {
return LuaTools::exception_boundary_handle(l, [&] {
const std::string& button_name = LuaTools::check_string(l, 1);
InputEvent::MouseButton button = name_to_enum(button_name, InputEvent::MOUSE_BUTTON_NONE);
if (button == InputEvent::MOUSE_BUTTON_NONE) {
LuaTools::arg_error(l, 1, std::string(
"Unknown mouse button name: '") + button_name + "'");
}
lua_pushboolean(l, !InputEvent::is_mouse_button_down(button));
return 1;
});
}