Exemplos de Site::selectedFrames em C++ (Cpp)

Exemplo n.º 1

Arquivo: cmd_frame_properties.cpp Projeto: imeteora/aseprite

void FramePropertiesCommand::onExecute(Context* context)
{
  const ContextReader reader(context);
  const Sprite* sprite = reader.sprite();
  auto& docPref = Preferences::instance().document(context->activeDocument());
  int base = docPref.timeline.firstFrame();
  app::gen::FrameProperties window;
  SelectedFrames selFrames;

  switch (m_target) {

    case ALL_FRAMES:
      selFrames.insert(0, sprite->lastFrame());
      break;

    case CURRENT_RANGE: {
      Site site = context->activeSite();
      if (site.inTimeline()) {
        selFrames = site.selectedFrames();
      }
      else {
        selFrames.insert(site.frame());
      }
      break;
    }

    case SPECIFIC_FRAME:
      selFrames.insert(m_frame-base);
      break;
  }

  ASSERT(!selFrames.empty());
  if (selFrames.empty())
    return;

  if (selFrames.size() == 1)
    window.frame()->setTextf("%d", selFrames.firstFrame()+base);
  else if (selFrames.ranges() == 1) {
    window.frame()->setTextf("[%d...%d]",
                             selFrames.firstFrame()+base,
                             selFrames.lastFrame()+base);
  }
  else
    window.frame()->setTextf("Multiple Frames");

  window.frlen()->setTextf(
    "%d", sprite->frameDuration(selFrames.firstFrame()));

  window.openWindowInForeground();
  if (window.closer() == window.ok()) {
    int newMsecs = window.frlen()->textInt();

    ContextWriter writer(reader);
    Transaction transaction(writer.context(), "Frame Duration");
    DocApi api = writer.document()->getApi(transaction);

    for (frame_t frame : selFrames)
      api.setFrameDuration(writer.sprite(), frame, newMsecs);

    transaction.commit();
  }
}