C++ Project::HasLayoutNamed方法代码示例

void LinkEvent::ReplaceLinkByLinkedEvents(gd::Project & project, EventsList & eventList, unsigned int indexOfTheEventInThisList)
{
    //Finding what to link to.
    const EventsList * eventsToInclude = NULL;
    gd::ExternalEvents * linkedExternalEvents = NULL;
    if ( project.HasExternalEventsNamed(GetTarget()) )
    {
        linkedExternalEvents = &project.GetExternalEvents(GetTarget());
        eventsToInclude = &project.GetExternalEvents(GetTarget()).GetEvents();
    }
    else if ( project.HasLayoutNamed(GetTarget()) ) eventsToInclude = &project.GetLayout(GetTarget()).GetEvents();

    if ( eventsToInclude != NULL )
    {
        unsigned int firstEvent = IncludeAllEvents() ? 0 : GetIncludeStart();
        unsigned int lastEvent = IncludeAllEvents() ? eventsToInclude->size() - 1 : GetIncludeEnd();

        //Check bounds
        if ( firstEvent >= eventsToInclude->size() )
        {
            std::cout << "Unable to get events from a link ( Invalid start )" << std::endl;
            linkWasInvalid = true;
            return;
        }
        if ( lastEvent >= eventsToInclude->size() )
        {
            std::cout << "Unable to get events from a link ( Invalid end )" << std::endl;
            linkWasInvalid = true;
            return;
        }
        if ( firstEvent > lastEvent )
        {
            std::cout << "Unable to get events from a link ( End is before start )" << std::endl;
            linkWasInvalid = true;
            return;
        }

        //Insert an empty event to replace the link event ( we'll delete the link event at the end )
        //( If we just erase the link event without adding a blank event to replace it,
        //the first event inserted by the link will not be preprocessed ( and it can be annoying if it require preprocessing, such as another link event ). )
        gd::EmptyEvent emptyEvent;
        eventList.InsertEvent(emptyEvent, indexOfTheEventInThisList);
        eventList.InsertEvents(*eventsToInclude, firstEvent, lastEvent, indexOfTheEventInThisList+1);

        //Delete the link event ( which is now at the end of the list of events we've just inserted )
        eventList.RemoveEvent(indexOfTheEventInThisList + 1 + static_cast<unsigned>(lastEvent-firstEvent)+1);
    }
    else
    {
        std::cout << "Unable to get events from a link." << std::endl;
        linkWasInvalid = true;

        //Delete the link event
        eventList.RemoveEvent(indexOfTheEventInThisList);
        return;
    }

    linkWasInvalid = false;
}

gd::String EventsCodeGenerator::GenerateExternalEventsCompleteCode(gd::Project & project, gd::ExternalEvents & events, bool compilationForRuntime)
{
    DependenciesAnalyzer analyzer(project, events);
    gd::String associatedSceneName = analyzer.ExternalEventsCanBeCompiledForAScene();
    if ( associatedSceneName.empty() || !project.HasLayoutNamed(associatedSceneName) )
    {
        std::cout << "ERROR: Cannot generate code for an external event: No unique associated scene." << std::endl;
        return "";
    }
    gd::Layout & associatedScene = project.GetLayout(project.GetLayoutPosition(associatedSceneName));

    gd::String output;

    //Prepare the global context ( Used to get needed header files )
    gd::EventsCodeGenerationContext context;
    EventsCodeGenerator codeGenerator(project, associatedScene);
    codeGenerator.PreprocessEventList(events.GetEvents());
    codeGenerator.SetGenerateCodeForRuntime(compilationForRuntime);

    //Generate whole events code
    gd::String wholeEventsCode = codeGenerator.GenerateEventsListCode(events.GetEvents(), context);

    //Generate default code around events:
    //Includes
    output += "#include <vector>\n#include <map>\n#include <string>\n#include <algorithm>\n#include <SFML/System/Clock.hpp>\n#include <SFML/System/Vector2.hpp>\n#include <SFML/Graphics/Color.hpp>\n#include \"GDCpp/RuntimeContext.h\"\n#include \"GDCpp/RuntimeObject.h\"\n";
    for ( set<gd::String>::iterator include = codeGenerator.GetIncludeFiles().begin() ; include != codeGenerator.GetIncludeFiles().end(); ++include )
        output += "#include \""+*include+"\"\n";

    //Extra declarations needed by events
    for ( set<gd::String>::iterator declaration = codeGenerator.GetCustomGlobalDeclaration().begin() ; declaration != codeGenerator.GetCustomGlobalDeclaration().end(); ++declaration )
        output += *declaration+"\n";

    output +=
    codeGenerator.GetCustomCodeOutsideMain()+
    "\n"
    "void "+EventsCodeNameMangler::Get()->GetExternalEventsFunctionMangledName(events.GetName())+"(RuntimeContext * runtimeContext)\n"
    "{\n"
	+codeGenerator.GetCustomCodeInMain()
    +wholeEventsCode+
    "return;\n"
    "}\n";

    return output;
}

void EventsChangesNotifier::GetScenesAndExternalEventsLinkedTo(
    const gd::EventsList& events,
    gd::Project& project,
    std::vector<gd::Layout*>& layouts,
    std::vector<gd::ExternalEvents*>& externalEvents) {
  for (std::size_t i = 0; i < events.size(); ++i) {
    try {
      const gd::LinkEvent& linkEvent =
          dynamic_cast<const gd::LinkEvent&>(events[i]);

      // We've got a link event, search now linked scene/external events
      if (project.HasExternalEventsNamed(linkEvent.GetTarget())) {
        gd::ExternalEvents& linkedExternalEvents =
            project.GetExternalEvents(linkEvent.GetTarget());

        // Protect against circular references
        if (find(externalEvents.begin(),
                 externalEvents.end(),
                 &linkedExternalEvents) == externalEvents.end()) {
          externalEvents.push_back(&linkedExternalEvents);
          GetScenesAndExternalEventsLinkedTo(linkedExternalEvents.GetEvents(),
                                             project,
                                             layouts,
                                             externalEvents);
        }
      } else if (project.HasLayoutNamed(linkEvent.GetTarget())) {
        gd::Layout& linkedLayout = project.GetLayout(linkEvent.GetTarget());

        // Protect against circular references
        if (find(layouts.begin(), layouts.end(), &linkedLayout) ==
            layouts.end()) {
          layouts.push_back(&linkedLayout);
          GetScenesAndExternalEventsLinkedTo(
              linkedLayout.GetEvents(), project, layouts, externalEvents);
        }
      }
    } catch (...) {
    }

    if (events[i].CanHaveSubEvents())
      GetScenesAndExternalEventsLinkedTo(
          events[i].GetSubEvents(), project, layouts, externalEvents);
  }
}