logic: refactored GraphAccess and GraphController to use single call that returns Graph

This change refactors the GraphController to use the GraphAccess only with a single call that returns a Graph. The Graph
contains all information for visually representing the active Token with all parent and child nodes and edges. This
reduces coupling of the data and logic tiers.
This commit is contained in:
Eberhard Graether
2014-09-10 01:07:26 +02:00
parent 9a546b4312
commit 760e5ffafd
18 changed files with 164 additions and 544 deletions
+60 -233
View File
@@ -1,12 +1,13 @@
#include "component/controller/GraphController.h"
#include <unordered_set>
#include <set>
#include "utility/logging/logging.h"
#include "component/view/graphElements/GraphEdge.h"
#include "component/view/graphElements/GraphNode.h"
#include "component/view/GraphView.h"
#include "data/access/GraphAccess.h"
#include "utility/logging/logging.h"
GraphController::GraphController(GraphAccess* graphAccess)
: m_graphAccess(graphAccess)
@@ -19,12 +20,12 @@ GraphController::~GraphController()
void GraphController::handleMessage(MessageActivateToken* message)
{
createDummyGraph(message->tokenId, &GraphLayouter::layoutSimpleRing);
createDummyGraphForTokenId(message->tokenId, &GraphLayouter::layoutSimpleRing);
}
void GraphController::handleMessage(MessageActivateTokens* message)
{
createDummyGraph(message->tokenIds[0], &GraphLayouter::layoutSimpleRing);
createDummyGraphForTokenId(message->tokenIds[0], &GraphLayouter::layoutSimpleRing);
}
GraphView* GraphController::getView()
@@ -32,250 +33,76 @@ GraphView* GraphController::getView()
return Controller::getView<GraphView>();
}
void GraphController::createDummyGraph(const Id activeId, const LayoutFunction layoutFunction)
void GraphController::createDummyGraphForTokenId(Id tokenId, const GraphLayouter::LayoutFunction layoutFunction)
{
GraphView* view = getView();
if (view != NULL)
if (!view)
{
std::vector<DummyNode> nodes;
LOG_ERROR("GraphController has no associated GraphView");
return;
}
if (m_graphAccess->checkTokenIsNode(activeId))
std::vector<Id> activeTokenIds;
activeTokenIds.push_back(tokenId);
std::shared_ptr<Graph> graph = m_graphAccess->getGraphForActiveTokenIds(activeTokenIds);
std::vector<DummyNode> dummyNodes;
std::vector<DummyEdge> dummyEdges;
std::set<Id> addedNodes;
graph->forEachNode(
[&dummyNodes, &dummyEdges, &addedNodes, this](Node* node)
{
nodes.push_back(createDummyNode(activeId));
std::vector<DummyNode> neighbours = createNeighbourNodes(nodes[0]);
nodes.insert(nodes.end(), neighbours.begin(), neighbours.end());
}
else
{
std::pair<Id, Id> nodeIds = m_graphAccess->getNodesOfEdge(activeId);
nodes.push_back(createDummyNode(nodeIds.first));
nodes.push_back(createDummyNode(nodeIds.second));
}
layoutFunction(nodes);
std::vector<DummyEdge> edges;
edges = createEdges(nodes);
view->rebuildGraph(nodes, edges);
}
}
DummyNode GraphController::createDummyNode(const Id nodeId)
{
DummyNode result("invalid", 0, Vec2i());
Id topLevelId = findTopLevelNode(nodeId);
result = buildNodeTopDown(topLevelId);
return result;
}
Id GraphController::findTopLevelNode(const Id nodeId)
{
std::vector<std::tuple<Id, Id, Id>> memberEdges = m_graphAccess->getMemberEdgesOfNode(nodeId);
for (unsigned int i = 0; i < memberEdges.size(); i++)
{
if (std::get<0>(memberEdges[i]) != nodeId)
{
return findTopLevelNode(std::get<0>(memberEdges[i]));
}
}
return nodeId;
}
DummyNode GraphController::buildNodeTopDown(const Id nodeId)
{
DummyNode result("invalid", 0, Vec2i());
result.name = m_graphAccess->getNameForNodeWithId(nodeId);
result.tokenId = nodeId;
std::vector<std::tuple<Id, Id, Id>> memberEdges = m_graphAccess->getMemberEdgesOfNode(nodeId);
for (unsigned int i = 0; i < memberEdges.size(); i++)
{
if (std::get<1>(memberEdges[i]) != nodeId)
{
result.subNodes.push_back(buildNodeTopDown(std::get<1>(memberEdges[i])));
}
}
return result;
}
std::vector<DummyNode> GraphController::createNeighbourNodes(const Id nodeId)
{
std::vector<DummyNode> result;
std::vector<std::tuple<Id, Id, Id>> edges;
std::vector<std::tuple<Id, Id, Id>> callEdges = m_graphAccess->getCallEdgesOfNode(nodeId);
std::vector<std::tuple<Id, Id, Id>> usageEdges = m_graphAccess->getUsageEdgesOfNode(nodeId);
std::vector<std::tuple<Id, Id, Id>> typeOfEdges = m_graphAccess->getTypeOfEdgesOfNode(nodeId);
std::vector<std::tuple<Id, Id, Id>> returnTypeEdges = m_graphAccess->getReturnTypeOfEdgesOfNode(nodeId);
std::vector<std::tuple<Id, Id, Id>> parameterEdges = m_graphAccess->getParameterOfEdgesOfNode(nodeId);
std::vector<std::tuple<Id, Id, Id>> inheritanceEdges = m_graphAccess->getInheritanceEdgesOfNode(nodeId);
if (callEdges.size() > 0)
{
edges.insert(edges.end(), callEdges.begin(), callEdges.end());
}
if (usageEdges.size() > 0)
{
edges.insert(edges.end(), usageEdges.begin(), usageEdges.end());
}
if (typeOfEdges.size() > 0)
{
edges.insert(edges.end(), typeOfEdges.begin(), typeOfEdges.end());
}
if (returnTypeEdges.size() > 0)
{
edges.insert(edges.end(), returnTypeEdges.begin(), returnTypeEdges.end());
}
if (parameterEdges.size() > 0)
{
edges.insert(edges.end(), parameterEdges.begin(), parameterEdges.end());
}
if (inheritanceEdges.size() > 0)
{
edges.insert(edges.end(), inheritanceEdges.begin(), inheritanceEdges.end());
}
for (unsigned int i = 0; i < edges.size(); i++)
{
if (std::get<0>(edges[i]) == nodeId)
{
result.push_back(createDummyNode(std::get<1>(edges[i])));
}
else
{
result.push_back(createDummyNode(std::get<0>(edges[i])));
}
}
return result;
}
std::vector<DummyNode> GraphController::createNeighbourNodes(const DummyNode& node)
{
std::vector<DummyNode> result;
std::set<DummyNode> tmpNodes; // to make it easier to keep the nodes unique
result = createNeighbourNodes(node.tokenId);
for (unsigned int i = 0; i < result.size(); i++)
{
tmpNodes.insert(result[i]);
}
for (unsigned int i = 0; i < node.subNodes.size(); i++)
{
std::vector<DummyNode> tmpNeighbours = createNeighbourNodes(node.subNodes[i].tokenId);
for (unsigned int j = 0; j < tmpNeighbours.size(); j++)
{
tmpNodes.insert(tmpNeighbours[j]);
}
}
result.clear();
for (std::set<DummyNode>::iterator it = tmpNodes.begin(); it != tmpNodes.end(); it++)
{
result.push_back(*it);
}
return result;
}
std::vector<DummyEdge> GraphController::createEdges(const std::vector<DummyNode>& nodes)
{
std::vector<DummyEdge> result;
std::unordered_set<Id> nodeIds; // to help discard edges that point to non-existing nodes in the sub-graph
std::queue<DummyNode> nodeQueue;
for (unsigned int i = 0; i < nodes.size(); i++)
{
nodeQueue.push(nodes[i]);
}
while (nodeQueue.size() > 0)
{
DummyNode n = nodeQueue.front();
nodeQueue.pop();
for (unsigned int i = 0; i < n.subNodes.size(); i++)
{
nodeQueue.push(n.subNodes[i]);
}
nodeIds.insert(n.tokenId);
}
std::set<DummyEdge> tmpEdges; // to make it easier to keep the edges unique
for (unsigned int i = 0; i < nodes.size(); i++)
{
std::set<DummyEdge> tmp = getNeighbourEdgesOfNode(nodes[i]);
for (std::set<DummyEdge>::iterator it = tmp.begin(); it != tmp.end(); it++)
{
if (nodeIds.find(it->ownerId) != nodeIds.end() && nodeIds.find(it->targetId) != nodeIds.end())
Node* parent = node->getLastParentNode();
Id id = parent->getId();
if (addedNodes.find(id) != addedNodes.end())
{
tmpEdges.insert(tmp.begin(), tmp.end());
return;
}
addedNodes.insert(id);
dummyNodes.push_back(createDummyNodeTopDown(parent, &dummyEdges));
}
}
);
for (std::set<DummyEdge>::iterator it = tmpEdges.begin(); it != tmpEdges.end(); it++)
{
result.push_back(*it);
}
return result;
layoutFunction(dummyNodes);
view->rebuildGraph(dummyNodes, dummyEdges);
}
std::set<DummyEdge> GraphController::getNeighbourEdgesOfNode(const DummyNode& node)
DummyNode GraphController::createDummyNodeTopDown(Node* node, std::vector<DummyEdge>* dummyEdges) const
{
std::set<DummyEdge> result;
DummyNode result("invalid", 0, Vec2i());
std::vector<std::tuple<Id, Id, Id>> callEdges = m_graphAccess->getCallEdgesOfNode(node.tokenId);
std::vector<std::tuple<Id, Id, Id>> usageEdges = m_graphAccess->getUsageEdgesOfNode(node.tokenId);
std::vector<std::tuple<Id, Id, Id>> typeOfEdges = m_graphAccess->getTypeOfEdgesOfNode(node.tokenId);
std::vector<std::tuple<Id, Id, Id>> returnTypeEdges = m_graphAccess->getReturnTypeOfEdgesOfNode(node.tokenId);
std::vector<std::tuple<Id, Id, Id>> parameterEdges = m_graphAccess->getParameterOfEdgesOfNode(node.tokenId);
std::vector<std::tuple<Id, Id, Id>> inheritanceEdges = m_graphAccess->getInheritanceEdgesOfNode(node.tokenId);
result.name = node->getName();
result.tokenId = node->getId();
for (unsigned int i = 0; i < callEdges.size(); i++)
{
result.insert(DummyEdge(std::get<0>(callEdges[i]), std::get<1>(callEdges[i]), std::get<2>(callEdges[i]), Edge::EDGE_CALL));
}
for (unsigned int i = 0; i < usageEdges.size(); i++)
{
result.insert(DummyEdge(std::get<0>(usageEdges[i]), std::get<1>(usageEdges[i]), std::get<2>(usageEdges[i]), Edge::EDGE_USAGE));
}
for (unsigned int i = 0; i < typeOfEdges.size(); i++)
{
result.insert(DummyEdge(std::get<0>(typeOfEdges[i]), std::get<1>(typeOfEdges[i]), std::get<2>(typeOfEdges[i]), Edge::EDGE_TYPE_OF));
}
for (unsigned int i = 0; i < returnTypeEdges.size(); i++)
{
result.insert(DummyEdge(std::get<0>(returnTypeEdges[i]), std::get<1>(returnTypeEdges[i]), std::get<2>(returnTypeEdges[i]), Edge::EDGE_RETURN_TYPE_OF));
}
for (unsigned int i = 0; i < parameterEdges.size(); i++)
{
result.insert(DummyEdge(std::get<0>(parameterEdges[i]), std::get<1>(parameterEdges[i]), std::get<2>(parameterEdges[i]), Edge::EDGE_PARAMETER_TYPE_OF));
}
for (unsigned int i = 0; i < inheritanceEdges.size(); i++)
{
result.insert(DummyEdge(std::get<0>(inheritanceEdges[i]), std::get<1>(inheritanceEdges[i]), std::get<2>(inheritanceEdges[i]), Edge::EDGE_INHERITANCE));
}
node->forEachChildNode(
[&result, dummyEdges, this](Node* child)
{
result.subNodes.push_back(createDummyNodeTopDown(child, dummyEdges));
}
);
for (unsigned int i = 0; i < node.subNodes.size(); i++)
{
std::set<DummyEdge> tmpNeighbours = getNeighbourEdgesOfNode(node.subNodes[i]);
result.insert(tmpNeighbours.begin(), tmpNeighbours.end());
}
node->forEachEdge(
[&result, node, dummyEdges](Edge* edge)
{
if (edge->isType(Edge::EDGE_MEMBER))
{
return;
}
for (const DummyEdge& dummy : *dummyEdges)
{
if (dummy.tokenId == edge->getId())
{
return;
}
}
dummyEdges->push_back(
DummyEdge(edge->getFrom()->getId(), edge->getTo()->getId(), edge->getId(), edge->getType()));
}
);
return result;
}