Fix MSVC warnings

Author: paceholder

src/ConnectionStyle.cpp

@@ -166,12 +166,11 @@ normalColor(QString typeId) const
 
   std::size_t const hue_range = 0xFF;
 
-  std::mt19937 gen(hash);
-  std::uniform_int_distribution<> distrib(0, hue_range);
+  std::mt19937 gen(static_cast<unsigned int>(hash));
+  std::uniform_int_distribution<int> distrib(0, hue_range);
 
-  std::size_t hue = distrib(gen);
-
-  std::size_t sat = 120 + hash % 129;
+  int hue = distrib(gen);
+  int sat = 120 + hash % 129;
 
   return QColor::fromHsl(hue,
                          sat,

src/FlowScene.cpp

@@ -338,7 +338,7 @@ iterateOverNodeDataDependentOrder(std::function<void(NodeDataModel*)> const & vi
     {
       for (size_t i = 0; i < model.nPorts(PortType::In); ++i)
       {
-        auto connections = node.nodeState().connections(PortType::In, i);
+        auto connections = node.nodeState().connections(PortType::In, static_cast<PortIndex>(i));
 
         for (auto& conn : connections)
         {

src/NodePainter.cpp

@@ -126,7 +126,8 @@ drawConnectionPoints(QPainter* painter,
     {
       QPointF p = geom.portScenePosition(i, portType);
 
-      auto const & dataType = model->dataType(portType, i);
+      auto const & dataType = 
+        model->dataType(portType, static_cast<int>(i));
 
       bool canConnect = (state.getEntries(portType)[i].empty() ||
                          (portType == PortType::Out &&
@@ -208,7 +209,8 @@ drawFilledConnectionPoints(QPainter * painter,
 
       if (!state.getEntries(portType)[i].empty())
       {
-        auto const & dataType = model->dataType(portType, i);
+        auto const & dataType =
+          model->dataType(portType, static_cast<int>(i));
 
         if (connectionStyle.useDataDefinedColors())
         {
@@ -302,7 +304,7 @@ drawEntryLabels(QPainter * painter,
       }
       else
       {
-        s = model->dataType(portType, i).name;
+        s = model->dataType(portType, static_cast<int>(i)).name;
       }
 
       auto rect = metrics.boundingRect(s);