Fix linux build.

plugins/circuits/src/visuals/ElectronicCircuitNode.cpp

@@ -4,6 +4,8 @@
 #include "WireNode.h"
 #include "LogicGateNode.h"
 
+#include "LineNode.h"
+
 #include "FileLogger.h"
 
 ElectronicCircuitNode::ElectronicCircuitNode(const Transform& transform)

plugins/quantum_computing/src/QuantumCircuitReader.cpp

@@ -103,7 +103,7 @@ void QuantumCircuitReader::onLineEnd()
     mWorkingElement = nullptr;
 }
 
-void QuantumCircuitReader::onGate(Location loc, const std::string value)
+void QuantumCircuitReader::onGate(Location, const std::string value)
 {
     MLOG_INFO("Got gate: " << value);
 
@@ -142,7 +142,7 @@ std::string QuantumCircuitReader::checkForGate(const std::string& segment)
     return working_string;
 }
 
-void QuantumCircuitReader::onKet(Location loc, const std::string value)
+void QuantumCircuitReader::onKet(Location, const std::string value)
 {
     MLOG_INFO("Got input state: " << value);
     Qubit qubit;
@@ -199,7 +199,7 @@ std::string QuantumCircuitReader::checkForKet(const std::string& segment)
     }
 }
 
-void QuantumCircuitReader::onVertialQuantumWire(Location loc)
+void QuantumCircuitReader::onVertialQuantumWire(Location)
 {
 
 }

plugins/quantum_computing/src/QuantumState.cpp

@@ -8,7 +8,6 @@ const std::vector<Qubit>& QuantumState::getData() const
 std::string QuantumState::toString() const
 {
     std::string out;
-	std::size_t count{ 0 };
     for (const auto& qubit : mState)
     {
         out += "|" + qubit.toString() + "\n";

plugins/quantum_computing/src/visuals/QuantumCircuitNode.cpp

@@ -9,6 +9,9 @@
 #include "QuantumWireNode.h"
 #include "QuantumGateNode.h"
 
+#include "LatexMathExpression.h"
+#include "EquationNode.h"
+
 QuantumCircuitNode::QuantumCircuitNode(const Transform& t)
     : AbstractVisualNode(t)
 {

plugins/quantum_computing/src/visuals/QuantumGateNode.cpp

@@ -32,7 +32,7 @@ void QuantumGateNode::update(SceneInfo* sceneInfo)
     }
 }
 
-void QuantumGateNode::createOrUpdateGeometry(SceneInfo* sceneInfo) 
+void QuantumGateNode::createOrUpdateGeometry(SceneInfo*)
 {
     if (!mBody)
     {
@@ -75,14 +75,14 @@ void QuantumGateNode::createOrUpdateGeometry(SceneInfo* sceneInfo)
 Point QuantumGateNode::getConnectionLocation(AbstractQuantumWire* wire) const
 {
     bool is_input{ false };
-	std::size_t connection_id{ 0 };
+    //std::size_t connection_id{ 0 };
 
     for (std::size_t idx = 0; idx < mContent->getNumInputs(); idx++)
     {
         if (mContent->getInput(idx) == wire)
         {
             is_input = true;
-			connection_id = idx;
+            //connection_id = idx;
             break;
         }
     }
@@ -91,7 +91,7 @@ Point QuantumGateNode::getConnectionLocation(AbstractQuantumWire* wire) const
     {
         if (mContent->getOutput(idx) == wire)
         {
-			connection_id = idx;
+            //connection_id = idx;
             break;
         }
     }

plugins/quantum_computing/src/visuals/QuantumTerminalNode.cpp

@@ -25,7 +25,7 @@ void QuantumTerminalNode::update(SceneInfo* sceneInfo)
     }
 }
 
-void QuantumTerminalNode::createOrUpdateGeometry(SceneInfo* sceneInfo)
+void QuantumTerminalNode::createOrUpdateGeometry(SceneInfo*)
 {
     if (!mLabel && mContent->getTerminalType() != QuantumTerminal::TerminalType::OUTPUT)
     {

plugins/quantum_computing/src/visuals/QuantumWireNode.cpp

@@ -4,6 +4,7 @@
 #include "LineNode.h"
 
 QuantumWireNode::QuantumWireNode(const Transform& t)
+    : AbstractVisualNode(t)
 {
 
 }
@@ -46,7 +47,7 @@ void QuantumWireNode::update(SceneInfo* sceneInfo)
     }
 }
 
-void QuantumWireNode::createOrUpdateGeometry(SceneInfo* sceneInfo)
+void QuantumWireNode::createOrUpdateGeometry(SceneInfo*)
 {
     if (!mLine)
     {

plugins/quantum_computing/test/TestQuantumCircuitParsing.cpp

@@ -6,6 +6,12 @@
 #include "QuantumCircuitNode.h"
 #include "QuantumCircuit.h"
 
+#include "QuantumWireNode.h"
+#include "QuantumGateNode.h"
+#include "QuantumTerminalNode.h"
+#include "EquationNode.h"
+#include "LatexMathExpression.h"
+
 
 TEST_CASE(TestQuantumCircuitParsing, "quantum_computing")
 {

src/base/geometry/CMakeLists.txt

@@ -3,6 +3,8 @@ set(MODULE_NAME geometry)
 list(APPEND HEADERS
         AbstractGeometricItem.h
 		Bounds.h
+		Transform.h
+		Rotation.h
 		grid/AbstractGrid.h
 		grid/TypedGrid.h
         grid/Grid.h
@@ -30,6 +32,7 @@ list(APPEND HEADERS
 )
 
 list(APPEND SOURCES 
+        Rotation.cpp
         Transform.cpp
 		grid/AbstractGrid.cpp
 		math/Linalg.cpp

src/base/geometry/Rotation.cpp

@@ -0,0 +1,31 @@
+#include "Rotation.h"
+
+Rotation::Rotation(double angle, Axis axis, const Point& loc, const Vector& customAxis)
+    : mAngle(angle),
+      mAxis(axis),
+      mPoint(loc),
+      mCustomAxis(customAxis),
+      mMatrix(3, 3)
+{
+    updateMatrix();
+}
+
+const Matrix& Rotation::getMatrix() const
+{
+    return mMatrix;
+}
+
+bool Rotation::isIdentity() const
+{
+    return mMatrix.isIdentity();
+}
+
+bool Rotation::isEqual(const Rotation& rotation) const
+{
+    return mMatrix == rotation.mMatrix;
+}
+
+void Rotation::updateMatrix()
+{
+
+}

src/base/geometry/Rotation.h

@@ -0,0 +1,45 @@
+#pragma once
+
+#include "Point.h"
+#include "Vector.h"
+#include "Matrix.h"
+
+class Rotation
+{
+public:
+    enum class Axis
+    {
+        X,
+        Y,
+        Z,
+        USER
+    };
+
+    Rotation(double angle = 0.0, Axis axis = Axis::Z, const Point& loc = {}, const Vector& customAxis = {});
+
+    const Matrix& getMatrix() const;
+
+    bool isIdentity() const;
+
+    bool isEqual(const Rotation& rotation) const;
+
+    bool operator==(const Rotation& rhs) const
+    {
+       return isEqual(rhs);
+    }
+
+    bool operator!=(const Rotation& rhs) const
+    {
+      return !operator==(rhs);
+    }
+
+private:
+    void updateMatrix();
+
+    double mAngle{ 0 };
+    Axis mAxis{ Axis::Z };
+    Point mPoint;
+    Vector mCustomAxis;
+
+    Matrix mMatrix;
+};

src/base/geometry/Transform.cpp

@@ -1,43 +1,92 @@
 #include "Transform.h"
 
-Transform::Transform(const Point& location, double scaleX, double scaleY, double scaleZ)
-    : mLocation(location),
-      mScaleX(scaleX),
-      mScaleY(scaleY),
-      mScaleZ(scaleZ)
+Scale::Scale(double x, double y, double z)
+    : mX(x),
+      mY(y),
+      mZ(z)
 {
 
 }
 
+bool Scale::isIdentity() const
+{
+    return mX == 1.0 && mY == 1.0 && mZ == 1.0;
+}
+
+bool Scale::isEqual(const Scale& scale) const
+{
+    return mX == scale.mX && mY == scale.mY && mZ == scale.mZ;
+}
+
+Transform::Transform(const Point& location, const Scale& scale, const Rotation& rotation)
+    : mLocation(location),
+      mScale(scale),
+      mRotation(rotation),
+      mMatrix(4, 4)
+{
+
+}
+
+void Transform::applyPre(const Transform& transform)
+{
+    mLocation.move(transform.getLocation().getX(), transform.getLocation().getY(), transform.getLocation().getZ());
+    mScale *= transform.getScale();
+}
+
 const Point& Transform::getLocation() const
 {
     return mLocation;
 }
 
-double Transform::getScaleX() const
+const Scale& Transform::getScale() const
 {
-    return mScaleX;
+    return mScale;
 }
 
-double Transform::getScaleY() const
+const Rotation& Transform::getRotation() const
 {
-    return mScaleY;
+    return mRotation;
 }
 
-double Transform::getScaleZ() const
+bool Transform::isEqual(const Transform& transform) const
 {
-    return mScaleZ;
+    return (mLocation == transform.mLocation) && (mScale == transform.mScale) && (mRotation == transform.mRotation);
+}
+
+bool Transform::isIdentityTransform() const
+{
+    return mLocation.isAtOrigin() && mScale.isIdentity();
 }
 
 void Transform::setLocation(const Point& loc)
 {
-    mLocation = loc;
-}
-
-void Transform::setScale(double scaleX, double scaleY, double scaleZ)
+    if (mLocation != loc)
+    {
+        mLocation = loc;
+        updateMatrix();
+    }
+}
+
+void Transform::setScale(const Scale& scale)
+{
+    if (mScale != scale)
+    {
+        mScale = scale;
+        updateMatrix();
+    }
+}
+
+void Transform::setRotation(const Rotation& rotation)
+{
+    if (mRotation != rotation)
+    {
+        mRotation = rotation;
+        updateMatrix();
+    }
+}
+
+void Transform::updateMatrix()
 {
-    mScaleX = scaleX;
-    mScaleY = scaleY;
-    mScaleZ = scaleZ;
 
 }
+

src/base/geometry/Transform.h

@@ -1,68 +1,65 @@
 #pragma once
 
-#include "Point.h"
-#include "Vector.h"
-
-class Rotation
-{
-public:
-    enum class Axis
-    {
-        X,
-        Y,
-        Z,
-        USER
-    };
-
-
-    Rotation(double angle = 0.0, Axis axis = Axis::Z, const Point& loc = {}, const Vector& customAxis = {})
-    {
-
-    }
-
-private:
-    double mAngle{ 0 };
-    Axis mAxis{ Axis::Z };
-    Point mPoint;
-    Vector mCustomAxis;
-};
+#include "Rotation.h"
 
 struct Scale
 {
+    Scale(double x = 1.0, double y = 1.0, double z = 1.0);
 
+    bool isIdentity() const;
+
+    bool isEqual(const Scale& scale) const;
+
+    void operator*=(const Scale& rhs)
+     {
+        mX *= rhs.mX;
+        mY *= rhs.mY;
+        mZ *= rhs.mZ;
+     }
+
+    bool operator==(const Scale& rhs) const
+    {
+       return isEqual(rhs);
+    }
+
+    bool operator!=(const Scale& rhs) const
+    {
+      return !operator==(rhs);
+    }
+
+    double mX{1.0};
+    double mY{1.0};
+    double mZ{1.0};
 };
 
 class Transform
 {
 public:
-    Transform(const Point& location = {}, double scaleX = 1.0, double scaleY = 1.0, double scaleZ = 1.0);
+    Transform(const Point& location = {}, const Scale& scale = {}, const Rotation& rotation = {});
 
-    void applyPre(const Transform& transform)
-    {
-        mLocation.move(transform.getLocation().getX(), transform.getLocation().getY(), transform.getLocation().getZ());
-        mScaleX *= transform.getScaleX();
-        mScaleY *= transform.getScaleY();
-        mScaleZ *= transform.getScaleZ();
-    }
-
-    void setLocation(const Point& loc);
-
-    void setScale(double scaleX, double scaleY = 1.0, double scaleZ = 1.0);
+    void applyPre(const Transform& transform);
 
     const Point& getLocation() const;
 
-    double getScaleX() const;
+    const Scale& getScale() const;
 
-    double getScaleY() const;
+    const Rotation& getRotation() const;
 
-    double getScaleZ() const;
+    const Matrix& getMatrix() const;
+
+    bool isEqual(const Transform& transform) const;
+
+    bool isIdentityTransform() const;
+
+    void setLocation(const Point& loc);
+
+    void setScale(const Scale& scale);
+
+    void setRotation(const Rotation& rotation);
 
     bool operator==(const Transform& rhs) const
     {
-       return (mLocation == rhs.mLocation)
-       && (mScaleX == rhs.mScaleX)
-       && (mScaleY == rhs.mScaleY)
-       && (mScaleZ == rhs.mScaleZ);
+       return isEqual(rhs);
     }
 
     bool operator!=(const Transform& rhs) const
@@ -70,24 +67,11 @@ public:
       return !operator==(rhs);
     }
 
-    bool hasDefaultLocation() const
-    {
-        return mLocation.getX() == 0.0 && mLocation.getY() == 0.0 && mLocation.getZ() == 0.0;
-    }
-
-    bool hasDefaultScale() const
-    {
-        return mScaleX == 1.0 && mScaleY == 1.0 && mScaleZ == 1.0;
-    }
-
-    bool isDefaultTransform() const
-    {
-        return hasDefaultLocation() && hasDefaultScale();
-    }
-
 private:
+    void updateMatrix();
+
     Point mLocation;
-    double mScaleX{1};
-    double mScaleY{1};
-    double mScaleZ{1};
+    Scale mScale;
+    Rotation mRotation;
+    Matrix mMatrix;
 };

src/base/geometry/math/Matrix.cpp

@@ -0,0 +1,66 @@
+#include "Matrix.h"
+
+#include <string>
+#include <stdexcept>
+
+Matrix::Matrix(std::size_t numRows, std::size_t numColumns)
+    : mNumRows(numRows),
+      mNumColumns(numColumns)
+{
+    mData = std::vector<double>(numRows * numColumns, 0.0);
+}
+
+bool Matrix::isIdentity() const
+{
+    if (!isSquare())
+    {
+        return false;
+    }
+
+    for(std::size_t idx=0; idx<mNumRows; idx++)
+    {
+        for(std::size_t jdx=0; jdx<mNumColumns; jdx++)
+        {
+            if (idx == jdx)
+            {
+                if (getItem(idx, jdx) != 1.0)
+                {
+                    return false;
+                }
+            }
+            else
+            {
+                if (getItem(idx, jdx) != 0.0)
+                {
+                    return false;
+                }
+            }
+        }
+    }
+    return true;
+}
+
+double Matrix::getItem(std::size_t rowId, std::size_t columnId) const
+{
+    const auto index = getFlatIndex(rowId, columnId);
+    if (index >= mData.size())
+    {
+        throw std::range_error("Out of bounds array access: " + std::to_string(index) + " for size " + std::to_string(mData.size()));
+    }
+    return mData[getFlatIndex(rowId, columnId)];
+}
+
+bool Matrix::isSquare() const
+{
+    return mNumRows == mNumColumns;
+}
+
+bool Matrix::isEqual(const Matrix& matrix) const
+{
+    return mData == matrix.mData;
+}
+
+std::size_t Matrix::getFlatIndex(std::size_t rowId, std::size_t columnId) const
+{
+    return columnId + rowId*mNumColumns;
+}

src/base/geometry/math/Matrix.h

@@ -5,10 +5,30 @@
 class Matrix
 {
 public:
-	Matrix(unsigned numRows, unsigned numColumns)
+    Matrix(std::size_t numRows, std::size_t numColumns);
+
+    std::size_t getFlatIndex(std::size_t rowId, std::size_t columnId) const;
+
+    double getItem(std::size_t rowId, std::size_t columnId) const;
+
+    bool isIdentity() const;
+
+    bool isSquare() const;
+
+    bool isEqual(const Matrix& matrix) const;
+
+    bool operator==(const Matrix& rhs) const
     {
-		mData = std::vector<double>(numRows * numColumns, 0.0);
+       return isEqual(rhs);
     }
+
+    bool operator!=(const Matrix& rhs) const
+    {
+      return !operator==(rhs);
+    }
+
 private:
+    std::size_t mNumRows{0};
+    std::size_t mNumColumns{0};
     std::vector<double> mData;
 };

src/base/geometry/points/Point.cpp

@@ -79,15 +79,20 @@ double Point::getDeltaZ(const Point& point) const
     return point.getZ() - mZ;
 }
 
+bool Point::isAtOrigin() const
+{
+    return mX == 0.0 && mY == 0.0 && mZ == 0.0;
+}
+
 void Point::apply(const Transform& transform)
 {
     mX -= transform.getLocation().getX();
     mY -= transform.getLocation().getY();
     mZ -= transform.getLocation().getZ();
 
-    mX *= transform.getScaleX();
-    mY *= transform.getScaleY();
-    mZ *= transform.getScaleZ();
+    mX *= transform.getScale().mX;
+    mY *= transform.getScale().mY;
+    mZ *= transform.getScale().mZ;
 }
 
 void Point::move(double x, double y, double z)

src/base/geometry/points/Point.h

@@ -22,6 +22,8 @@ public:
 
     void apply(const Transform& transform);
 
+    bool isAtOrigin() const;
+
     void move(double x, double y, double z = 0);
 
     double getX() const;

src/base/network/CMakeLists.txt

@@ -7,10 +7,8 @@ if(UNIX)
 list(APPEND platform_INCLUDES 
 	sockets/BerkeleySocket.h
 	sockets/BerkeleySocket.cpp
-	sockets/UnixSocketInterface.h
-    sockets/UnixSocketInterface.cpp
-	server/UnixSockerServer.h
-	server/UnixSockerServer.cpp
+	server/UnixSocketServer.h
+	server/UnixSocketServer.cpp
 	client/unix/UnixSocketClient.h
 	client/unix/UnixSocketClient.cpp
 	)
@@ -45,7 +43,6 @@ list(APPEND HEADERS
 	server/HttpServer.h
 	server/PlatformSocketServer.h
     sockets/Socket.h
-    sockets/SocketInterface.h
 	sockets/IPlatformSocket.h
     )
 

src/base/network/client/unix/UnixSocketClient.cpp

@@ -0,0 +1,32 @@
+#include "UnixSocketClient.h"
+
+UnixSocketClient::UnixSocketClient()
+{
+
+}
+
+UnixSocketClient::~UnixSocketClient()
+{
+
+}
+
+UnixSocketClient::Result UnixSocketClient::request(const Address& address, const std::string& message)
+{
+    UnixSocketClient::Result result;
+
+    auto socket = std::make_unique<BerkeleySocket>(address.mHost, address.mPort);
+    auto response = socket->send(message);
+
+    if (socket->getState().mConnectStatus != Socket::State::ConnectStatus::FAILED)
+    {
+        result.mStatus = UnixSocketClient::Result::Status::OK;
+        result.mBody = response;
+    }
+    else
+    {
+        result.mStatus = UnixSocketClient::Result::Status::FAILED;
+        result.mErrorCode = socket->getState().mErrorCode;
+        result.mErrorMessage = socket->getState().mErrorMessage;
+    }
+    return result;
+}

src/base/network/client/unix/UnixSocketClient.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include "BerkeleySocket.h"
+
+#include "PlatformSocketClient.h"
+
+#include <vector>
+
+class UnixSocketClient : public PlatformSocketClient
+{
+public:
+    UnixSocketClient();
+
+    virtual ~UnixSocketClient();
+
+    Result request(const Address& address, const std::string& message);
+};

src/base/network/server/UnixSocketServer.cpp

@@ -0,0 +1,70 @@
+#include "UnixSocketServer.h"
+
+#include "BerkeleySocket.h"
+
+#include "FileLogger.h"
+
+#include <thread>
+
+UnixSocketServer::~UnixSocketServer()
+{
+
+}
+
+void UnixSocketServer::listen(const Address& address, onConnectionSuccessFunc connectionSuccessFunc, onConnectionFailedFunc connectionFailedFunc)
+{
+    mConnectionCallback = connectionSuccessFunc;
+    mFailedCallback = connectionFailedFunc;
+
+    auto server_socket = std::make_unique<BerkeleySocket>(address.mHost, address.mPort);
+
+    auto on_connection = [this](int handle)
+    {
+        auto socket = std::make_unique<BerkeleySocket>(handle);
+        this->onConnection(std::move(socket));
+    };
+    server_socket->doListen(on_connection);
+
+    if (server_socket->getState().mBindStatus == Socket::State::BindStatus::FAILED)
+    {
+        UnixSocketServer::Result result;
+        result.mStatus = UnixSocketServer::Result::Status::FAILED;
+        result.mErrorCode = server_socket->getState().mErrorCode;
+        result.mErrorMessage = server_socket->getState().mErrorMessage;
+        mFailedCallback(result);
+    }
+}
+
+void UnixSocketServer::shutDown()
+{
+    mThreads.removeMarked();
+    mThreads.joinAndClearAll();
+}
+
+void UnixSocketServer::onConnection(std::unique_ptr<BerkeleySocket> s)
+{
+    // House-keeping first - clean up any finished threads
+    MLOG_INFO("Before thread cleanup: " << mThreads.size());
+
+    mThreads.removeMarked();
+
+    MLOG_INFO("After thread cleanup: " << mThreads.size());
+
+    auto worker_func = [this](std::unique_ptr<BerkeleySocket> s)
+    {
+        MLOG_INFO("Spawned thread for new connection");
+
+        mConnectionCallback(s.get());
+
+        MLOG_INFO("Finished thread for new connection");
+        this->onThreadComplete(std::this_thread::get_id());
+    };
+
+    auto worker = std::make_unique<std::thread>(worker_func, std::move(s));
+    mThreads.add(std::move(worker));
+};
+
+void UnixSocketServer::onThreadComplete(std::thread::id id)
+{
+    mThreads.markForRemoval(id);
+}

src/base/network/server/UnixSocketServer.h

@@ -0,0 +1,27 @@
+#pragma once
+
+#include "PlatformSocketServer.h"
+#include "ThreadCollection.h"
+
+#include <memory>
+
+class BerkeleySocket;
+
+class UnixSocketServer : public PlatformSocketServer
+{
+public:
+    virtual ~UnixSocketServer();
+
+    void listen(const Address& address, onConnectionSuccessFunc connectionSuccessFunc, onConnectionFailedFunc connectionFailedFunc) override;
+
+    void shutDown() override;
+
+private:
+    void onConnection(std::unique_ptr<BerkeleySocket> clientHandle);
+
+    void onThreadComplete(std::thread::id id);
+
+    ThreadCollection mThreads;
+    onConnectionSuccessFunc mConnectionCallback;
+    onConnectionFailedFunc mFailedCallback;
+};

src/base/network/sockets/BerkeleySocket.cpp

@@ -0,0 +1,184 @@
+#include "BerkeleySocket.h"
+
+#include "FileLogger.h"
+
+#include <unistd.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+BerkeleySocket::BerkeleySocket(const std::string& address, unsigned port)
+    : Socket(address, port)
+{
+
+}
+
+BerkeleySocket::BerkeleySocket(int handle)
+    : Socket("", 0),
+        mHandle(handle)
+{
+    mState.mConnectStatus = State::ConnectStatus::OK;
+}
+
+BerkeleySocket::~BerkeleySocket()
+{
+    MLOG_INFO("Socket being destroyed");
+}
+
+void BerkeleySocket::initialize()
+{
+    mHandle = ::socket(AF_INET, SOCK_STREAM, 0);
+}
+
+void BerkeleySocket::initializeForBind()
+{
+
+}
+
+void BerkeleySocket::doConnect()
+{
+    struct sockaddr_in serv_addr;
+    memset(&serv_addr, 0, sizeof(serv_addr));
+    serv_addr.sin_family = AF_INET;
+
+    ::inet_aton(mAddress.c_str(), &serv_addr.sin_addr);
+    serv_addr.sin_port = ::htons(mPort);
+
+    int result = ::connect(mHandle, (struct sockaddr *)&serv_addr, sizeof(serv_addr));
+    if( result < 0)
+    {
+        mState.mConnectStatus = Socket::State::ConnectStatus::FAILED;
+        mState.mErrorCode = result;
+        mState.mErrorMessage = "Socket: Unable to connect to server.";
+        return;
+    }
+    mState.mConnectStatus = Socket::State::ConnectStatus::OK;
+}
+
+void BerkeleySocket::doBind()
+{
+    struct sockaddr_in serv_addr;
+    memset(&serv_addr, 0, sizeof(serv_addr));
+    serv_addr.sin_family = AF_INET;
+    serv_addr.sin_addr.s_addr = INADDR_ANY;
+    serv_addr.sin_port = htons(mPort);
+
+    int result = ::bind(mHandle, (struct sockaddr *)&serv_addr, sizeof(serv_addr));
+    if (result< 0)
+    {
+        mState.mBindStatus = Socket::State::BindStatus::FAILED;
+        mState.mErrorCode = result;
+        mState.mErrorMessage = "Socket: Unable to bind socket";
+        return;
+    }
+    mState.mBindStatus = Socket::State::BindStatus::OK;
+}
+
+void BerkeleySocket::doListen(onIncomingConnectionFunc connectionFunc)
+{
+    initializeForBind();
+    if (mState.mBindStatus == Socket::State::BindStatus::FAILED)
+    {
+        return;
+    }
+
+    doBind();
+    if (mState.mBindStatus == Socket::State::BindStatus::FAILED)
+    {
+        return;
+    }
+
+    ::listen(mHandle, 5);
+
+    struct sockaddr_in cli_addr;
+    socklen_t clilen = sizeof(cli_addr);
+    while(true)
+    {
+        const auto new_socket_handle = ::accept(mHandle, (struct sockaddr *) &cli_addr, &clilen);
+        if (new_socket_handle < 0)
+        {
+            mState.mBindStatus = Socket::State::BindStatus::FAILED;
+            mState.mErrorCode = new_socket_handle;
+            mState.mErrorMessage = "Socket: Accept failed";
+            ::close(mHandle);
+            return;
+        }
+        connectionFunc(new_socket_handle);
+    }
+}
+
+std::string BerkeleySocket::send(const std::string& message)
+{
+    if (mState.mConnectStatus != Socket::State::ConnectStatus::OK)
+    {
+        initialize();
+        if (mState.mConnectStatus == Socket::State::ConnectStatus::FAILED)
+        {
+            return {};
+        }
+
+        doConnect();
+        if (mState.mConnectStatus == Socket::State::ConnectStatus::FAILED)
+        {
+            return {};
+        }
+    }
+
+    auto n = ::write(mHandle, message.c_str(), message.length());
+    if (n < 0)
+    {
+        onSockerError("Socket: Send failed.");
+        return{};
+    }
+
+    std::string response;
+    while (mState.mConnectStatus == Socket::State::ConnectStatus::OK)
+    {
+        response += recieve();
+    }
+    ::close(mHandle);
+
+    return response;
+}
+
+void BerkeleySocket::respond(const std::string& message)
+{
+    auto result = ::write(mHandle, message.c_str(), static_cast<int>(message.size()));
+    (void)result;
+}
+
+void BerkeleySocket::onSockerError(const std::string& message)
+{
+    mState.mErrorCode = -1;
+    mState.mErrorMessage = message;
+
+    if (mState.mConnectStatus == Socket::State::ConnectStatus::OK)
+    {
+        ::close(mHandle);
+    }
+    mState.mConnectStatus = Socket::State::ConnectStatus::FAILED;
+}
+
+std::string BerkeleySocket::recieve()
+{
+    const int BUFFER_SIZE = 512;
+    char buffer[BUFFER_SIZE];
+    auto result = ::read(mHandle, buffer, BUFFER_SIZE);
+    if (result > 0)
+    {
+        return std::string(buffer);
+    }
+    else if (result == 0)
+    {
+        mState.mConnectStatus = Socket::State::ConnectStatus::UNSET;
+    }
+    else
+    {
+        mState.mConnectStatus = Socket::State::ConnectStatus::FAILED;
+        mState.mErrorCode = result;
+        mState.mErrorMessage = "Socket: read failed.";
+    }
+    return {};
+}

src/base/network/sockets/BerkeleySocket.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include "Socket.h"
+
+#include <string>
+#include <functional>
+
+class BerkeleySocket : public Socket
+{
+public:
+    BerkeleySocket(const std::string& address, unsigned port);
+
+    BerkeleySocket(int handle);
+
+    ~BerkeleySocket();
+
+    std::string recieve() override;
+
+    void respond(const std::string& message) override;
+
+    std::string send(const std::string& message) override;
+
+    using onIncomingConnectionFunc = std::function<void(int)>;
+    void doListen(onIncomingConnectionFunc connectionFunc);
+
+private:
+    void initialize() override;
+    void initializeForBind() override;
+
+    void doConnect() override;
+
+    void doBind() override;
+
+    void onSockerError(const std::string& message);
+
+    int mHandle{ 0 };
+};

src/base/network/sockets/SocketInterface.h

@@ -1,17 +0,0 @@
-#pragma once
-
-#include <memory>
-#include <string>
-
-class Socket;
-using SocketPtr = std::unique_ptr<Socket>;
-
-class ISocketInterface
-{
-public:
-    ISocketInterface() = default;
-
-    virtual ~ISocketInterface() = default;
-};
-
-using ISocketInterfaceUPtr = std::unique_ptr<ISocketInterface>;

src/base/network/sockets/UnixSocketInterface.cpp

@@ -1,146 +0,0 @@
-#include "UnixSocketInterface.h"
-
-#include "HttpResponse.h"
-#include "HttpMessageHandler.h"
-
-#include "FileLogger.h"
-
-#include <iostream>
-#include <unistd.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-
-UnixSocketInterface::UnixSocketInterface()
-{
-    mMessageHandler = std::make_unique<HttpMessageHandler>();
-}
-
-std::unique_ptr<UnixSocketInterface> UnixSocketInterface::Create()
-{
-    return std::make_unique<UnixSocketInterface>();
-}
-
-UnixSocketInterface::~UnixSocketInterface()
-{
-
-}
-
-void UnixSocketInterface::initializeSocket(const SocketPtr& socketPtr, const std::string& address)
-{
-    auto handle = ::socket(AF_INET, SOCK_STREAM, 0);
-    socketPtr->setHandle(handle);
-
-    if (!address.empty())
-    {
-        socketPtr->setAddress(address);
-    }
-}
-
-void UnixSocketInterface::socketWrite(const SocketPtr& socket, const std::string& message)
-{
-    if(socket->getHandle() < 0)
-    {
-         MLOG_ERROR("Error opening socket" );
-         return;
-    }
-
-    const auto port = static_cast<int>(socket->getPort());
-    struct sockaddr_in serv_addr;
-    memset(&serv_addr, 0, sizeof(serv_addr));
-    serv_addr.sin_family = AF_INET;
-
-    inet_aton(socket->getAddress().c_str(), &serv_addr.sin_addr);
-    serv_addr.sin_port = htons(port);
-
-    int result = connect(socket->getHandle(), (struct sockaddr *)&serv_addr, sizeof(serv_addr));
-    if(result< 0)
-    {
-        MLOG_ERROR("Error connecting to socket" );
-        return;
-    }
-
-    auto n = write(socket->getHandle(), message.c_str(), message.length());
-    if (n < 0)
-    {
-         std::cerr << "Error on write" << std::endl;
-         return;
-    }
-
-    char buffer[BUFFER_SIZE] = {0};
-    int res = read(socket->getHandle(), buffer, BUFFER_SIZE);
-    if (res < 0)
-    {
-        std::cerr << "Error on read" << std::endl;
-        return;
-    }
-    socket->setMessage(buffer);
-    std::cout << "Here is the message: " << buffer << std::endl;
-}
-
-void UnixSocketInterface::socketListen(const SocketPtr& socket)
-{
-    if(socket->getHandle() < 0)
-    {
-         std::cerr << "Error opening socket" << std::endl;
-         return;
-    }
-
-    const auto port = static_cast<int>(socket->getPort());
-    struct sockaddr_in serv_addr;
-    memset(&serv_addr, 0, sizeof(serv_addr));
-    serv_addr.sin_family = AF_INET;
-    serv_addr.sin_addr.s_addr = INADDR_ANY;
-    serv_addr.sin_port = htons(port);
-
-    int result = bind(socket->getHandle(), (struct sockaddr *)&serv_addr, sizeof(serv_addr));
-    if(result< 0)
-    {
-        std::cerr << "Error binding socket" << std::endl;
-        return;
-    }
-
-    listen(socket->getHandle(), 5);
-}
-
-void UnixSocketInterface::run(const SocketPtr& socket)
-{
-    if(socket->getHandle() < 0)
-    {
-         std::cerr << "Error opening socket" << std::endl;
-         return;
-    }
-
-    struct sockaddr_in cli_addr;
-    socklen_t clilen = sizeof(cli_addr);
-    while(true)
-    {
-        const auto new_socket_handle = accept(socket->getHandle(), (struct sockaddr *) &cli_addr, &clilen);
-        if (new_socket_handle < 0)
-        {
-            std::cerr << "Error on accept" << std::endl;
-            return;
-        }
-
-        char buffer[BUFFER_SIZE] = {0};
-        int n = read(new_socket_handle, buffer, BUFFER_SIZE);
-        if (n < 0)
-        {
-            std::cerr << "Error on read" << std::endl;
-            return;
-        }
-        socket->setMessage(buffer);
-        std::cout << "Here is the message: " << buffer << std::endl;
-
-        const auto response = mMessageHandler->onMessage(buffer);
-        n = write(new_socket_handle, response.c_str(), response.length());
-        if (n < 0)
-        {
-             std::cerr << "Error on write" << std::endl;
-             return;
-        }
-        close(new_socket_handle);
-    }
-}

src/base/network/sockets/UnixSocketInterface.h

@@ -1,33 +0,0 @@
-#pragma once
-
-#include "Socket.h"
-#include "SocketInterface.h"
-
-#include <memory>
-#include <map>
-
-class ISocketMessageHandler;
-
-class UnixSocketInterface : public ISocketInterface
-{
-public:
-    UnixSocketInterface();
-
-    virtual ~UnixSocketInterface();
-
-    static std::unique_ptr<UnixSocketInterface> Create();
-
-    void initializeSocket(const SocketPtr& socket, const std::string& address = {}) override;
-
-    void socketListen(const SocketPtr& socket) override;
-
-    void socketWrite(const SocketPtr& socket, const std::string& message) override;
-
-    void run(const SocketPtr& socket) override;
-
-private:
-    static constexpr unsigned BUFFER_SIZE{1024};
-    std::unique_ptr<ISocketMessageHandler> mMessageHandler;
-};
-
-using UnixSocketInterfacePtr = std::unique_ptr<UnixSocketInterface>;

src/base/network/sockets/WinsockInterface.h

@@ -1,8 +1,6 @@
 #pragma once
 
-#include "SocketInterface.h"
-
-class WinsockInterface : public ISocketInterface
+class WinsockInterface
 {
 public:
     ~WinsockInterface();

src/publishing/latex/LatexMathExpression.cpp

@@ -296,7 +296,7 @@ const std::vector<LatexMathSymbol>& LatexMathExpression::getSymbols() const
     return mSymbols;
 }
 
-const LatexMathExpression::Type LatexMathExpression::getType() const
+LatexMathExpression::Type LatexMathExpression::getType() const
 {
     return mType;
 }

src/publishing/latex/LatexMathExpression.h

@@ -44,7 +44,7 @@ public:
 
     const LatexMathSymbol& getRightSymbol() const;
 
-	const Type getType() const;
+    Type getType() const;
 
     void setLeftSymbol(const LatexMathSymbol& symbol);
 

src/publishing/plotting/PlotNode.cpp

@@ -4,6 +4,8 @@
 #include "PlotSeriesNode.h"
 
 #include "LineNode.h"
+#include "EquationNode.h"
+#include "TextNode.h"
 
 
 PlotNode::PlotNode(const Transform& transform)
@@ -36,7 +38,7 @@ void PlotNode::setAxisEndStyle(LineEndNode::Style style)
     }
 }
 
-void PlotNode::createOrUpdateGeometry(SceneInfo* sceneInfo)
+void PlotNode::createOrUpdateGeometry(SceneInfo*)
 {
     const double height = 100.0;
     const double width = 100.0;

src/publishing/plotting/PlotNode.h

@@ -9,7 +9,6 @@ class LineNode;
 class PlotCaptionNode;
 class PlotSeriesNode;
 
-
 class PlotNode : public AbstractVisualNode
 {
 public:

src/rendering/fonts/FreeTypeFontEngine.h

@@ -20,6 +20,11 @@ public:
 
     std::unique_ptr<FontGlyph> loadGlyph(uint32_t charCode) override;
 
+    double getHorizontalAdvance(const FontItem&, const std::string&) override
+    {
+        return 0.0;
+    }
+
 private:
     std::filesystem::path mSystemFontLocation{"/usr/share/fonts/"};
 

src/rendering/graphics/opengl/OpenGlMeshPainter.cpp

@@ -102,12 +102,12 @@ void OpenGlMeshPainter::paint(SceneModel* model, DrawingContext* context)
     {
         if (idx % 3 == 0)
         {
-            auto x = vertices[idx]*transform.getScaleX() + transform.getLocation().getX();
+            auto x = vertices[idx]*transform.getScale().mX + transform.getLocation().getX();
             vertices[idx] = 2*x/width - 1.0;
         }
         else if(idx%3 == 1)
         {
-            auto y = vertices[idx]*transform.getScaleY() + transform.getLocation().getY();
+            auto y = vertices[idx]*transform.getScale().mY + transform.getLocation().getY();
             vertices[idx] = 1.0 - 2*y/height;
         }
 
@@ -124,7 +124,7 @@ void OpenGlMeshPainter::paint(SceneModel* model, DrawingContext* context)
         indices = dynamic_cast<TriMesh*>(model->getMesh())->getFaceNodeIds();
     }
 
-    auto model_color = model->getFillColor().getAsVectorDouble();
+    auto model_color = model->getSolidMaterial().getFillColor().getAsVectorDouble();
     std::vector<float> color = {float(model_color[0]), float(model_color[1]), float(model_color[2]), float(model_color[3])};
 
     paint(vertices, indices, color, line_mesh);

src/rendering/visual_elements/nodes/LineEndNode.cpp

@@ -27,7 +27,7 @@ void LineEndNode::setSize(double size)
     }
 }
 
-void LineEndNode::createOrUpdateGeometry(SceneInfo* sceneInfo)
+void LineEndNode::createOrUpdateGeometry(SceneInfo*)
 {
     if (!mContentNode)
     {

src/rendering/visual_elements/nodes/TextNode.cpp

@@ -63,7 +63,7 @@ double TextNode::getContentWidth(SceneInfo* sceneInfo)
     return mContentWidth;
 }
 
-double TextNode::getContentHeight(SceneInfo* sceneInfo)
+double TextNode::getContentHeight(SceneInfo*)
 {
     if (mContentHeight == 1.0)
     {

src/rendering/visual_elements/svg/SvgNode.cpp

@@ -126,8 +126,8 @@ void SvgNode::onCircle(XmlElement* element, std::unique_ptr<GeometryNode>& node)
     {
         const auto transform = svg_circle->getTransform();
         loc.move(transform.getLocation().getX(), transform.getLocation().getY());
-        radius *= transform.getScaleX();
-        minor_radius *= transform.getScaleY();
+        radius *= transform.getScale().mX;
+        minor_radius *= transform.getScale().mY;
     }
 
     auto circle_node = std::make_unique<CircleNode>(loc, radius);

src/rendering/visual_elements/svg/SvgPainter.cpp

@@ -71,8 +71,8 @@ void SvgPainter::paintMesh(SvgDocument* document, SceneModel* model, bool showOu
             auto face_locs = face->getNodeLocations();
             for (const auto& loc : face_locs)
             {
-                const auto x = loc.getX() * transform.getScaleX() + transform.getLocation().getX();
-                const auto y = loc.getY() * transform.getScaleY() + transform.getLocation().getY();
+                const auto x = loc.getX() * transform.getScale().mX + transform.getLocation().getX();
+                const auto y = loc.getY() * transform.getScale().mY + transform.getLocation().getY();
                 points[count] = { x, y };
                 count++;
             }
@@ -122,7 +122,7 @@ void SvgPainter::setStyle(SceneModel* model, SvgShapeElement* element) const
         element->setNoStroke();
     }
  
-    if (!transform.isDefaultTransform())
+    if (!transform.isIdentityTransform())
     {
         element->addAttribute(toTransform(transform));
     }
@@ -249,7 +249,7 @@ void SvgPainter::paintText(SvgDocument* document, SceneText* text) const
     svg_text->setFontSize(text->getTextData().mFont.getSize());
 
     const auto transform = text->getTransform();
-    if (!transform.isDefaultTransform())
+    if (!transform.isIdentityTransform())
     {
         svg_text->addAttribute(toTransform(transform));
     }
@@ -262,13 +262,13 @@ std::unique_ptr<XmlAttribute> SvgPainter::toTransform(const Transform& transform
     auto svg_transform = std::make_unique<XmlAttribute>("transform");
 
     std::string ops;
-    if (!transform.hasDefaultLocation())
+    if (!transform.isIdentityTransform())
     {
         ops += "translate(" + std::to_string(transform.getLocation().getX()) + " " + std::to_string(transform.getLocation().getY()) + ") ";
     }
-    if (!transform.hasDefaultScale())
+    if (!transform.getScale().isIdentity())
     {
-        ops += "scale(" + std::to_string(transform.getScaleX()) + " " + std::to_string(transform.getScaleY()) + ") ";
+        ops += "scale(" + std::to_string(transform.getScale().mX) + " " + std::to_string(transform.getScale().mY) + ") ";
     }    
     svg_transform->setValue(ops);
 

src/rendering/visual_elements/svg/SvgShapeElement.cpp

@@ -53,7 +53,8 @@ Transform SvgShapeElement::getTransform() const
                 else if (in_scale)
                 {
                     const auto loc = parsePoint(working_string, 1.0);
-                    transform.setScale(loc.getX(), loc.getY(), loc.getZ());
+                    Scale scale(loc.getX(), loc.getY(), loc.getZ());
+                    transform.setScale(scale);
                     in_scale = false;
                 }
                 working_string.clear();

src/ui/windows/ui_interfaces/x11/XcbTextInterface.cpp

@@ -14,7 +14,7 @@ xcb_gcontext_t XcbTextInterface::GetFontGC(xcb_connection_t  *connection,
     /* create graphics context */
     xcb_gcontext_t gc = xcb_generate_id(connection);
     uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND | XCB_GC_FONT;
-    auto fillColor = textElement->getFillColor().getAsUInt32();
+    auto fillColor = textElement->getMaterial()->getFillColor().getAsUInt32();
     uint32_t value_list[3] = {screen->black_pixel, fillColor, font };
 
     xcb_create_gc(connection, gc, window, mask, value_list);

test/publishing/TestPlotting.cpp

@@ -4,6 +4,11 @@
 
 #include "Plot.h"
 #include "PlotNode.h"
+#include "PlotSeriesNode.h"
+#include "PlotCaptionNode.h"
+#include "EquationNode.h"
+#include "TextNode.h"
+#include "LineNode.h"
 
 TEST_CASE(TestPlotting, "[publishing]")
 {