Method loop

src/activities/util/BmpViewerActivity.cpp:179–217

}

void BmpViewerActivity::loop() {
  // Keep CPU awake/polling so 1st click works
  Activity::loop();

  if (mappedInput.wasReleased(MappedInputManager::Button::Back)) {
    activityManager.goToFileBrowser(filePath);
    return;
  }

  if (mappedInput.wasReleased(MappedInputManager::Button::Confirm)) {
    doSetSleepCover();
    return;
  }

  if (mappedInput.wasReleased(MappedInputManager::Button::Left) ||
      mappedInput.wasReleased(MappedInputManager::Button::Up)) {
    if (siblingImages.size() > 1 && currentImageIndex > 0) {
      currentImageIndex--;
      std::string dirPath = FsHelpers::extractFolderPath(filePath);
      if (dirPath.back() != '/') dirPath += "/";
      filePath = dirPath + siblingImages[currentImageIndex];
      onEnter();
    }
    return;
  }

  if (mappedInput.wasReleased(MappedInputManager::Button::Right) ||
      mappedInput.wasReleased(MappedInputManager::Button::Down)) {
    if (siblingImages.size() > 1 && currentImageIndex != -1 &&
        currentImageIndex < static_cast<int>(siblingImages.size()) - 1) {
      currentImageIndex++;
      std::string dirPath = FsHelpers::extractFolderPath(filePath);
      if (dirPath.back() != '/') dirPath += "/";
      filePath = dirPath + siblingImages[currentImageIndex];
      onEnter();
    }
    return;
  }
}