snake/game/DummyState.cxx

#include "DummyState.hxx"
#include "GameStateManager.hxx"

#include "../SDLRenderer.hxx"

void DummyState::on_enter(GameStateManager& gsm)
{
  name_input_.set_value("");
  name_input_.set_focus(true);

  pause_button_.set_on_click([&gsm] {
    gsm.push_state(GameStates::MainMenu);
  });
}

void DummyState::on_leave()
{
  SDL_StopTextInput();
}

void DummyState::on_event(GameStateManager& gsm, SDL_Event const& evt)
{
  name_input_.on_event(evt);

  if (evt.type==SDL_KEYUP && evt.key.keysym.scancode==SDL_SCANCODE_ESCAPE)
    gsm.push_state(GameStates::MainMenu);
}

void DummyState::update(GameStateManager& gsm, std::chrono::milliseconds delta_time)
{
  pause_button_.update();
  name_input_.update(delta_time);
}

void DummyState::render(SDLRenderer& renderer)
{
  SDL_SetRenderDrawColor(renderer, 0, 0, 0, SDL_ALPHA_OPAQUE);
  SDL_RenderClear(renderer);

  pause_button_.render(renderer);
  name_input_.render(renderer);

  SDL_RenderPresent(renderer);
}