C++ gd::Project类代码示例

bool AndroidExporter::ExportMainFile(gd::Project& project,
                                     gd::String outputDir) {
  gd::String layoutFunctionDeclarations;
  gd::String functionAssignmentCode;

  for (std::size_t i = 0; i < project.GetLayoutsCount(); ++i) {
    auto layout = project.GetLayout(i);
    gd::String layoutFunctionName =
        "GDSceneEvents" +
        gd::SceneNameMangler::GetMangledSceneName(layout.GetName());

    gd::EventsCodeGenerator codeGenerator(project, layout, CppPlatform::Get());
    layoutFunctionDeclarations += "extern \"C\" int  " + layoutFunctionName +
                                  "(RuntimeContext * runtimeContext);\n";
    functionAssignmentCode += "\t\tif (scene.GetName() == \"" +
                              codeGenerator.ConvertToString(layout.GetName()) +
                              "\") function = &" + layoutFunctionName + ";\n";
  }

  gd::String mainFile = fs.ReadFile(GetAndroidProjectPath() + "/jni/main.cpp")
                            .FindAndReplace("/* GDCPP_EVENTS_DECLARATIONS */",
                                            layoutFunctionDeclarations)
                            .FindAndReplace("/* GDCPP_EVENTS_ASSIGNMENTS */",
                                            functionAssignmentCode);

  return fs.WriteToFile(outputDir + "/jni/main.cpp", mainFile);
}

bool AndroidExporter::ExportEventsCode(gd::Project& project,
                                       gd::String outputDir) {
  for (std::size_t i = 0; i < project.GetLayoutsCount(); ++i) {
    gd::Layout& exportedLayout = project.GetLayout(i);
    gd::String eventsOutput =
        EventsCodeGenerator::GenerateSceneEventsCompleteCode(
            project, exportedLayout, exportedLayout.GetEvents(), true);

    gd::String filename = "scene" + gd::String::From(i) + ".cpp";

    if (!fs.WriteToFile(outputDir + "/jni/" + filename, eventsOutput))
      return false;
  }

  for (std::size_t i = 0; i < project.GetExternalEventsCount(); ++i) {
    gd::ExternalEvents& externalEvents = project.GetExternalEvents(i);

    DependenciesAnalyzer analyzer(project, externalEvents);
    if (!analyzer.ExternalEventsCanBeCompiledForAScene().empty()) {
      gd::String eventsOutput =
          EventsCodeGenerator::GenerateExternalEventsCompleteCode(
              project, externalEvents, true);

      gd::String filename = "externalEvents" + gd::String::From(i) + ".cpp";

      if (!fs.WriteToFile(outputDir + "/jni/" + filename, eventsOutput))
        return false;
    }
  }

  return true;
}

void ChangesNotifier::OnEventsModified(
    gd::Project& game,
    gd::Layout& scene,
    bool indirectChange,
    gd::String sourceOfTheIndirectChange) const {
#if !defined(GD_NO_WX_GUI)  // Compilation is not supported when wxWidgets
                            // support is disabled.
  std::cout << "Changes occured inside " << scene.GetName() << "...";

  scene.SetRefreshNeeded();
  if (!indirectChange ||
      !game.HasExternalEventsNamed(
          sourceOfTheIndirectChange))  // Changes occured directly in the scene:
                                       // Recompile it.
  {
    scene.SetCompilationNeeded();
    CodeCompilationHelpers::CreateSceneEventsCompilationTask(game, scene);
    std::cout << "Recompilation triggered." << std::endl;
  } else {
    DependenciesAnalyzer analyzer(
        game, game.GetExternalEvents(sourceOfTheIndirectChange));
    if (analyzer.ExternalEventsCanBeCompiledForAScene() == scene.GetName()) {
      // Do nothing: Changes occured in an external event which is compiled
      // separately
      std::cout << "But nothing to do." << std::endl;
    } else {
      // Changes occurred in an external event which is directly included in the
      // scene events.
      scene.SetCompilationNeeded();
      std::cout << "Recompilation asked for later." << std::endl;
    }
  }
#endif
}

void TileSet::LoadResources(gd::Project &game)
{
    try
    {
        gd::ImageResource & image = dynamic_cast<gd::ImageResource&>(game.GetResourcesManager().GetResource(textureName));
        //Load the resource into a wxBitmap (IDE only) and also get its SFMLTextureWrapper
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
        //Force to change the working directory to make it work
        wxString oldWorkingDir = wxGetCwd();
        wxSetWorkingDirectory(wxFileName::FileName(game.GetProjectFile()).GetPath());
#endif

        m_tilesetTexture = game.GetImageManager()->GetSFMLTexture(textureName);

#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
        wxSetWorkingDirectory(oldWorkingDir);
        if ( wxFileExists(image.GetAbsoluteFile(game)) )
        {
            m_tilesetBitmap.LoadFile(image.GetAbsoluteFile(game), wxBITMAP_TYPE_ANY);
        }
#endif

        //Readjust the m_collidable std::vector according to the number of tiles
        m_collidable.resize(GetTilesCount(), true);
    }
    catch(...)
    {
        m_tilesetTexture = std::shared_ptr<SFMLTextureWrapper>();
    }
}

void TileSet::LoadResources(gd::Project &game)
{
    m_dirty = true;

    if(game.GetResourcesManager().HasResource(textureName))
    {
        gd::ImageResource & image = dynamic_cast<gd::ImageResource&>(game.GetResourcesManager().GetResource(textureName));
        //Load the resource into a wxBitmap (IDE only) and also get its SFMLTextureWrapper
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
        //Force to change the working directory to make it work
        wxString oldWorkingDir = wxGetCwd();
        wxSetWorkingDirectory(wxFileName::FileName(game.GetProjectFile()).GetPath());
#endif

        m_tilesetTexture = game.GetImageManager()->GetSFMLTexture(textureName);

#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
        wxSetWorkingDirectory(oldWorkingDir);
        if ( wxFileExists(image.GetAbsoluteFile(game)) )
        {
            wxBitmap bmp( image.GetAbsoluteFile(game), wxBITMAP_TYPE_ANY);
            m_tilesetBitmap = bmp;
        }
#endif
    }
    else
    {
        m_tilesetTexture = std::shared_ptr<SFMLTextureWrapper>();
    }
}

bool ProjectFileWriter::LoadFromFile(gd::Project & project, const gd::String & filename)
{
    //Load the XML document structure
    TiXmlDocument doc;
    if ( !doc.LoadFile(filename.ToLocale().c_str()) )
    {
        gd::String errorTinyXmlDesc = doc.ErrorDesc();
        gd::String error = _( "Error while loading :" ) + "\n" + errorTinyXmlDesc + "\n\n" +_("Make sure the file exists and that you have the right to open the file.");

        gd::LogError( error );
        return false;
    }

    #if defined(GD_IDE_ONLY)
    project.SetProjectFile(filename);
    project.SetDirty(false);
    #endif

    TiXmlHandle hdl( &doc );
    gd::SerializerElement rootElement;

    ConvertANSIXMLFile(hdl, doc, filename);

    //Load the root element
    TiXmlElement * rootXmlElement = hdl.FirstChildElement("project").ToElement();
    //Compatibility with GD <= 3.3
    if (!rootXmlElement) rootXmlElement = hdl.FirstChildElement("Project").ToElement();
    if (!rootXmlElement) rootXmlElement = hdl.FirstChildElement("Game").ToElement();
    //End of compatibility code
    gd::Serializer::FromXML(rootElement, rootXmlElement);

    //Unsplit the project
    #if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
    wxString projectPath = wxFileName::FileName(filename).GetPath();
    gd::Splitter splitter;
    splitter.Unsplit(rootElement, [&projectPath](gd::String path, gd::String name) {
        TiXmlDocument doc;
        gd::SerializerElement rootElement;

        gd::String filename = projectPath + path + "-" + MakeFileNameSafe(name);
        if (!doc.LoadFile(filename.ToLocale().c_str()))
        {
            gd::String errorTinyXmlDesc = doc.ErrorDesc();
            gd::String error = _( "Error while loading :" ) + "\n" + errorTinyXmlDesc + "\n\n" +_("Make sure the file exists and that you have the right to open the file.");

            gd::LogError(error);
            return rootElement;
        }

        TiXmlHandle hdl( &doc );
        gd::Serializer::FromXML(rootElement, hdl.FirstChildElement().ToElement());
        return rootElement;
    });
    #endif

    //Unserialize the whole project
    project.UnserializeFrom(rootElement);

    return true;
}

void EventsListSerialization::UpdateInstructionsFromGD31x(gd::Project & project, std::vector < gd::Instruction > & list, bool instructionsAreActions)
{
    for (unsigned int i = 0;i<list.size();++i)
    {
        gd::Instruction & instr = list[i];

        const gd::InstructionMetadata & metadata = instructionsAreActions ?
                                             MetadataProvider::GetActionMetadata(project.GetCurrentPlatform(), instr.GetType()) :
                                             MetadataProvider::GetConditionMetadata(project.GetCurrentPlatform(), instr.GetType());

        if (instr.GetType() == "VarScene" ||
            instr.GetType() == "VarSceneTxt" ||
            instr.GetType() == "VarGlobal" ||
            instr.GetType() == "VarGlobalTxt" ||
            instr.GetType() == "ModVarScene" ||
            instr.GetType() == "ModVarSceneTxt" ||
            instr.GetType() == "ModVarGlobal" ||
            instr.GetType() == "ModVarGlobalTxt" )
        {
            std::vector< gd::Expression > parameters = instr.GetParameters();
            if ( parameters.size() >= 1 ) parameters.erase(parameters.begin()+0);
            instr.SetParameters(parameters);
        }

        if (instr.GetType() == "VarSceneDef" ||
            instr.GetType() == "VarGlobalDef" ||
            instr.GetType() == "VarObjetDef" )
        {
            instr.SetParameter(1, gd::Expression("\""+instr.GetParameter(1).GetPlainString()+"\""));
        }

        //UpdateInstructionsFromGD31x(project, instr.GetSubInstructions(), instructionsAreActions);
    }
}

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;
}

void Layout::UpdateBehaviorsSharedData(gd::Project & project)
{
    std::vector < gd::String > allBehaviorsTypes;
    std::vector < gd::String > allBehaviorsNames;

    //Search in objects for the type and the name of every behaviors.
    for (std::size_t i = 0;i<initialObjects.size();++i)
    {
        std::vector < gd::String > objectBehaviors = initialObjects[i]->GetAllBehaviorNames();
        for (unsigned int j = 0;j<objectBehaviors.size();++j)
        {
            gd::Behavior & behavior = initialObjects[i]->GetBehavior(objectBehaviors[j]);
            allBehaviorsTypes.push_back(behavior.GetTypeName());
            allBehaviorsNames.push_back(behavior.GetName());
        }
    }
    for (std::size_t i = 0;i<project.GetObjectsCount();++i)
    {
        std::vector < gd::String > objectBehaviors = project.GetObject(i).GetAllBehaviorNames();
        for (std::size_t j = 0;j<objectBehaviors.size();++j)
        {
            gd::Behavior & behavior = project.GetObject(i).GetBehavior(objectBehaviors[j]);
            allBehaviorsTypes.push_back(behavior.GetTypeName());
            allBehaviorsNames.push_back(behavior.GetName());
        }
    }

    //Create non existing shared data
    for (std::size_t i = 0;i<allBehaviorsTypes.size() && i < allBehaviorsNames.size();++i)
    {
        if ( behaviorsInitialSharedDatas.find(allBehaviorsNames[i]) == behaviorsInitialSharedDatas.end() )
        {
            std::shared_ptr<gd::BehaviorsSharedData> behaviorsSharedDatas = project.CreateBehaviorSharedDatas(allBehaviorsTypes[i]);
            if ( behaviorsSharedDatas )
            {
                behaviorsSharedDatas->SetName(allBehaviorsNames[i]);
                behaviorsInitialSharedDatas[behaviorsSharedDatas->GetName()] = behaviorsSharedDatas;
            }
        }
    }

    //Remove useless shared data:
    //First construct the list of existing shared data.
    std::vector < gd::String > allSharedData;
    for (std::map < gd::String, std::shared_ptr<gd::BehaviorsSharedData> >::const_iterator it = behaviorsInitialSharedDatas.begin();
         it != behaviorsInitialSharedDatas.end();++it)
    {
        allSharedData.push_back(it->first);
    }

    //Then delete shared data not linked to a behavior
    for (std::size_t i = 0;i<allSharedData.size();++i)
    {
        if ( std::find(allBehaviorsNames.begin(), allBehaviorsNames.end(), allSharedData[i]) == allBehaviorsNames.end() )
            behaviorsInitialSharedDatas.erase(allSharedData[i]);
    }
}

void ChangesNotifier::OnBehaviorEdited(gd::Project & game, gd::Layout * scene, gd::Object & object, gd::Behavior & behavior) const
{
    if ( scene )
        scene->SetRefreshNeeded();
    else //Scene pointer is not NULL: Update shared data of all scenes
    {
        for (std::size_t i = 0;i<game.GetLayoutsCount();++i)
            game.GetLayout(i).SetRefreshNeeded();
    }
}

void ObjectsPropgridHelper::UpdateBehaviorsSharedData(gd::Project & project, gd::Layout * scene) const
{
    if ( scene )
        scene->UpdateBehaviorsSharedData(project);
    else //Scene pointer is NULL: Update shared data of all scenes
    {
        for (std::size_t i = 0;i<project.GetLayoutsCount();++i)
            project.GetLayout(i).UpdateBehaviorsSharedData(project);
    }
}

void ChangesNotifier::OnAutomatismEdited(gd::Project & game, gd::Layout * scene, gd::Object & object, gd::Automatism & automatism) const
{
    if ( scene )
        scene->SetRefreshNeeded();
    else //Scene pointer is not NULL: Update shared data of all scenes
    {
        for (unsigned int i = 0;i<game.GetLayoutsCount();++i)
            game.GetLayout(i).SetRefreshNeeded();
    }
}

bool ProjectFileWriter::SaveToFile(const gd::Project & project, const gd::String & filename, bool forceSingleFile)
{
    //Serialize the whole project
    gd::SerializerElement rootElement;
    project.SerializeTo(rootElement);

    #if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
    if (project.IsFolderProject() && !forceSingleFile) //Optionally split the project
    {
        wxString projectPath = wxFileName::FileName(filename).GetPath();
        gd::Splitter splitter;
        auto splitElements = splitter.Split(rootElement, {
            "/layouts/layout",
            "/externalEvents/externalEvents",
            "/externalLayouts/externalLayout",
        });
        for (auto & element : splitElements)
        {
            //Create a partial XML document
            TiXmlDocument doc;
            doc.LinkEndChild(new TiXmlDeclaration("1.0", "UTF-8", ""));

            TiXmlElement * root = new TiXmlElement("projectPartial");
            doc.LinkEndChild(root);
            gd::Serializer::ToXML(element.element, root);

            //And write the element in it
            gd::String filename = projectPath + element.path + "-" + MakeFileNameSafe(element.name);
            gd::RecursiveMkDir::MkDir(wxFileName::FileName(filename).GetPath());
            if (!doc.SaveFile(filename.ToLocale().c_str()))
            {
                gd::LogError( _( "Unable to save file ") + filename + _("!\nCheck that the drive has enough free space, is not write-protected and that you have read/write permissions." ) );
                return false;
            }
        }
    }
    #endif

    //Create the main XML document
    TiXmlDocument doc;
    doc.LinkEndChild(new TiXmlDeclaration( "1.0", "UTF-8", "" ));

    TiXmlElement * root = new TiXmlElement( "project" );
    doc.LinkEndChild(root);
    gd::Serializer::ToXML(rootElement, root);

    //Write XML to file
    if ( !doc.SaveFile( filename.ToLocale().c_str() ) )
    {
        gd::LogError( _( "Unable to save file ") + filename + _("!\nCheck that the drive has enough free space, is not write-protected and that you have read/write permissions." ) );
        return false;
    }

    return true;
}

void Object::UnserializeFrom(gd::Project & project, const SerializerElement & element)
{
    //Name and type are already loaded.
    objectVariables.UnserializeFrom(element.GetChild("variables", 0, "Variables"));

    //Compatibility with GD <= 3.3
    if (element.HasChild("Automatism"))
    {
        for (std::size_t i = 0; i < element.GetChildrenCount("Automatism"); ++i)
        {
            SerializerElement & behaviorElement = element.GetChild("Automatism", i);

            gd::String autoType = behaviorElement.GetStringAttribute("type", "", "Type")
                .FindAndReplace("Automatism", "Behavior");
            gd::String autoName = behaviorElement.GetStringAttribute("name", "", "Name");

            Behavior* behavior = project.CreateBehavior(autoType);
            if ( behavior != NULL )
            {
                behavior->SetName(autoName);
                behavior->UnserializeFrom(behaviorElement);
                behaviors[behavior->GetName()] = behavior;
            }
            else
                std::cout << "WARNING: Unknown behavior " << autoType << std::endl;
        }
    }
    //End of compatibility code
    else
    {
        SerializerElement & behaviorsElement = element.GetChild("behaviors", 0, "automatisms");
        behaviorsElement.ConsiderAsArrayOf("behavior", "automatism");
        for (std::size_t i = 0; i < behaviorsElement.GetChildrenCount(); ++i)
        {
            SerializerElement & behaviorElement = behaviorsElement.GetChild(i);

            gd::String autoType = behaviorElement.GetStringAttribute("type")
                .FindAndReplace("Automatism", "Behavior"); //Compatibility with GD <= 4
            gd::String autoName = behaviorElement.GetStringAttribute("name");

            Behavior* behavior = project.CreateBehavior(autoType);
            if ( behavior != NULL )
            {
                behavior->SetName(autoName);
                behavior->UnserializeFrom(behaviorElement);
                behaviors[behavior->GetName()] = behavior;
            }
            else
                std::cout << "WARNING: Unknown behavior " << autoType << std::endl;
        }
    }

    DoUnserializeFrom(project, element);
}

std::set < std::string > EventsVariablesFinder::FindAllGlobalVariables(const gd::Platform & platform, const gd::Project & project)
{
    std::set < std::string > results;

    for (unsigned int i = 0;i<project.GetLayoutsCount();++i)
    {
        std::set < std::string > results2 = FindArgumentsInEvents(platform, project, project.GetLayout(i), project.GetLayout(i).GetEvents(), "globalvar");
        results.insert(results2.begin(), results2.end());
    }

    return results;
}