C++ Element::isMap方法代码示例

TerrainModAdapter::TerrainModAdapter(const ::Atlas::Message::Element& element, CEGUI::PushButton* showButton, EmberEntity* entity, CEGUI::Combobox* posTypeCombobox, CEGUI::Combobox* modTypeCombobox, CEGUI::Editbox* heightTextbox)
: AdapterBase(element), mEntity(entity), mPolygonAdapter(0), mHeightTextbox(heightTextbox), mTerrainModsBinder(modTypeCombobox), mPositioningsBinder(posTypeCombobox)
{
	
	if (element.isMap()) {
		const ::Atlas::Message::MapType& areaData(element.asMap());
		::Atlas::Message::MapType::const_iterator I = areaData.find("shape");
		if (I != areaData.end()) {
			mPolygonAdapter = std::auto_ptr<PolygonAdapter>(new PolygonAdapter(I->second, showButton, entity));
		} else {
			mPolygonAdapter = std::auto_ptr<PolygonAdapter>(new PolygonAdapter(::Atlas::Message::Element(), showButton, entity));
		}
	} else {
		mPolygonAdapter = std::auto_ptr<PolygonAdapter>(new PolygonAdapter(::Atlas::Message::Element(), showButton, entity));
	}
	
	if (heightTextbox) {
		addGuiEventConnection(heightTextbox->subscribeEvent(CEGUI::Window::EventTextChanged, CEGUI::Event::Subscriber(&TerrainModAdapter::heightTextbox_TextChanged, this))); 
	}
	mTerrainModsBinder.addType("levelmod", "Level", LevelTerrainMod());
	mTerrainModsBinder.addType("adjustmod", "Adjust", AdjustTerrainMod());
	
	mPositioningsBinder.addType("height", "Fixed", FixedPositioning());
	mPositioningsBinder.addType("heightoffset", "Relative", RelativePositioning());
	
	updateGui(element);
}

void EntityEditor::submitChanges()
{
	if (mRootAdapter->hasChanges()) {
		Atlas::Message::Element rootElement = mRootAdapter->getSelectedChangedElements();
		if (rootElement.isMap()) {
			std::map<std::string, ::Atlas::Message::Element> attributes(rootElement.asMap());
			if (attributes.size()) {

				std::stringstream ss;

				Atlas::Message::QueuedDecoder decoder;

				Atlas::Codecs::XML codec(ss, decoder);
				Atlas::Formatter formatter(ss, codec);
				Atlas::Message::Encoder encoder(formatter);
				formatter.streamBegin();
				encoder.streamMessageElement(attributes);
				formatter.streamEnd();
				S_LOG_VERBOSE("Sending attribute update to server:\n" << ss.str());

				EmberServices::getSingleton().getServerService().setAttributes(&mEntity, attributes);
			}
		}
	}
}

void TerrainModAdapter::updateGui(const ::Atlas::Message::Element& element)
{
	mPositioningsBinder.sync();
	mTerrainModsBinder.sync();
	if (element.isMap()) {
		const ::Atlas::Message::MapType& mapElement = element.asMap();
		::Atlas::Message::MapType::const_iterator I = mapElement.find("height");
		float height = 0;
		if (I != mapElement.end()) {
			mPositioningsBinder.select("height");
			if (I->second.isNum()) {
				height = I->second.asNum();
			}
		} else {
			I = mapElement.find("heightoffset");
			if (I != mapElement.end()) {
				mPositioningsBinder.select("heightoffset");
				if (I->second.isNum()) {
					height = I->second.asNum();
				}
			}
		}
		std::stringstream ss;
		ss << height;
		mHeightTextbox->setText(ss.str());
		
		I = mapElement.find("type");
		if (I != mapElement.end() && I->second.isString()) {
			mTerrainModsBinder.select(I->second.asString());
		}
	}
}

AreaAdapter::AreaAdapter(const ::Atlas::Message::Element& element, CEGUI::PushButton* showButton, CEGUI::Combobox* layerWindow, EmberEntity* entity) :
		AdapterBase(element), mLayer(0), mLayerWindow(layerWindow), mEntity(entity), mPolygonAdapter(nullptr)
{
	if (element.isMap()) {
		const ::Atlas::Message::MapType& areaData(element.asMap());
		::Atlas::Message::MapType::const_iterator shapeI = areaData.find("shape");
		if (shapeI != areaData.end()) {
			mPolygonAdapter = std::unique_ptr<PolygonAdapter>(new PolygonAdapter(shapeI->second, showButton, entity));
		} else {
			::Atlas::Message::MapType defaultShape;

			mPolygonAdapter = std::unique_ptr<PolygonAdapter>(new PolygonAdapter(getDefaultPolygon().toAtlas(), showButton, entity));
		}
		WFMath::Polygon<2> poly;
		Terrain::TerrainAreaParser parser;
		parser.parseArea(areaData, poly, mLayer);
	} else {
		mPolygonAdapter = std::unique_ptr<PolygonAdapter>(new PolygonAdapter(getDefaultPolygon().toAtlas(), showButton, entity));
	}

	if (mLayerWindow) {
		addGuiEventConnection(mLayerWindow->subscribeEvent(CEGUI::Combobox::EventListSelectionChanged, CEGUI::Event::Subscriber(&AreaAdapter::layerWindow_ListSelectionChanged, this)));
	}

	updateGui(mOriginalValue);
}

TerrainDefPointStore TerrainParser::parseTerrain(const Atlas::Message::Element& terrain, const WFMath::Point<3>& offset) const
{
	//_fpreset();
	if (!terrain.isMap()) {
		S_LOG_FAILURE("Terrain is not a map");
	}
	const Atlas::Message::MapType & tmap = terrain.asMap();
	Atlas::Message::MapType::const_iterator I = tmap.find("points");
	if (I == tmap.end()) {
		S_LOG_FAILURE("No terrain points");
	}

	Terrain::TerrainDefPointStore pointStore;
	if (I->second.isList()) {
		// Legacy support for old list format.
		const Atlas::Message::ListType& plist = I->second.asList();
		Atlas::Message::ListType::const_iterator J = plist.begin();
		for (; J != plist.end(); ++J) {
			if (!J->isList()) {
				S_LOG_INFO("Non list in points");
				continue;
			}
			const Atlas::Message::ListType & point = J->asList();
			if (point.size() != 3) {
				S_LOG_INFO("Point without 3 nums.");
				continue;
			}

			Terrain::TerrainDefPoint defPoint(static_cast<int> (point[0].asNum() + offset.x()), static_cast<int> (point[1].asNum() + offset.y()), static_cast<float> (point[3].asNum() + offset.z()));
			pointStore.push_back(defPoint);
		}
	} else if (I->second.isMap()) {
		const Atlas::Message::MapType& plist = I->second.asMap();
		Atlas::Message::MapType::const_iterator J = plist.begin();
		for (; J != plist.end(); ++J) {
			if (!J->second.isList()) {
				S_LOG_INFO("Non list in points.");
				continue;
			}
			const Atlas::Message::ListType & point = J->second.asList();
			if (point.size() != 3) {
				S_LOG_INFO("Point without 3 nums.");
				continue;
			}
			int x = static_cast<int> (point[0].asNum());
			int y = static_cast<int> (point[1].asNum());
			float z = point[2].asNum();
			Terrain::TerrainDefPoint defPoint(x  + offset.x(), y + offset.y(), z + offset.z());
			pointStore.push_back(defPoint);
		}
	} else {
		S_LOG_FAILURE("Terrain is the wrong type");
	}
	return pointStore;

}

void TerrainEntityManager::entityTerrainModAttrChanged(EmberEntity& entity, const Atlas::Message::Element& value)
{
	if (value.isMap() && mTerrainMods.find(&entity) == mTerrainMods.end()) {
		Terrain::TerrainMod* mod = new Terrain::TerrainMod(entity, value.Map());
		mod->init();
		mTerrainMods.insert(std::make_pair(&entity, mod));
		mTerrainHandler.addTerrainMod(mod);
		entity.BeingDeleted.connect(sigc::bind(sigc::mem_fun(*this, &TerrainEntityManager::entityBeingDeletedTerrainMod), &entity));
	}
}

void MapProvider::value(Atlas::Message::Element& value, const Atlas::Message::Element& parent_element) const
{
    if (!parent_element.isMap()) {
        return;
    }
    auto I = parent_element.Map().find(m_attribute_name);
    if (I == parent_element.Map().end()) {
        return;
    }
    if (m_consumer) {
        m_consumer->value(value, I->second);
    } else {
        value = I->second;
    }
}

bool TerrainArea::parseArea()
{
	if (!mEntity.hasAttr("area")) {
		S_LOG_FAILURE("TerrainArea created for entity with no area attribute");
		return false;
	}

	const Atlas::Message::Element areaElem(mEntity.valueOfAttr("area"));

	if (!areaElem.isMap()) {
		S_LOG_FAILURE("TerrainArea element ('area') must be of map type.");
		return false;
	}

	const Atlas::Message::MapType& areaData(areaElem.asMap());

	int layer = 0;
	WFMath::Polygon<2> poly;
	TerrainAreaParser parser;
	if (parser.parseArea(areaData, poly, layer)) {
		if (!mArea) {
			mArea = new Mercator::Area(layer, false);
		} else {
			//A bit of an ugly hack here since the Mercator system doesn't support changing the layer. We need to swap the old area for a new one if the layer has changed.
			if (mArea->getLayer() != layer) {
				mOldArea = mArea;
				mArea = new Mercator::Area(layer, false);
			}
		}
		// transform polygon into terrain coords
		WFMath::Vector<3> xVec = WFMath::Vector<3>(1.0, 0.0, 0.0).rotate(mEntity.getOrientation());
		double theta = atan2(xVec.y(), xVec.x()); // rotation about Z

		WFMath::RotMatrix<2> rm;
		poly.rotatePoint(rm.rotation(theta), WFMath::Point<2>(0, 0));
		poly.shift(WFMath::Vector<2>(mEntity.getPosition().x(), mEntity.getPosition().y()));

		mArea->setShape(poly);

		return true;
	} else {
		return false;
	}
}

void EntityImporterBase::resolveEntityReferences(Atlas::Message::Element& element)
{
    if (element.isMap()) {
        auto entityRefI = element.asMap().find("$eid");
        if (entityRefI != element.asMap().end() && entityRefI->second.isString()) {
            auto I = mEntityIdMap.find(entityRefI->second.asString());
            if (I != mEntityIdMap.end()) {
                entityRefI->second = I->second;
            }
        }
        //If it's a map we need to process all child elements too
        for (auto& I : element.asMap()) {
            resolveEntityReferences(I.second);
        }
    } else if (element.isList()) {
        //If it's a list we need to process all child elements too
        for (auto& I : element.asList()) {
            resolveEntityReferences(I);
        }
    }
}

void TerrainArea::parse(const Atlas::Message::Element& value, Mercator::Area** area)
{
	if (!value.isMap()) {
		S_LOG_FAILURE("TerrainArea element ('area') must be of map type.");
		return;
	}

	const Atlas::Message::MapType& areaData = value.Map();
	TerrainAreaParser parser;
	if (!parser.parseArea(areaData, mParsedPoly, mParsedLayer)) {
		return;
	} else {

		WFMath::Polygon<2> poly = mParsedPoly;
		if (!placeArea(poly)) {
			return;
		}
		//TODO: handle holes
		*area = new Mercator::Area(mParsedLayer, false);
		(*area)->setShape(poly);
	}
}

void OutfitProperty::set(const Atlas::Message::Element & val)
{
    // INT id?

    if (!val.isMap()) {
        debug(std::cout << "Value of outfit is not a map" << std::endl << std::flush;);