From 6f71b76fc78a229bea169fee4e33cce66ad88bf1 Mon Sep 17 00:00:00 2001
From: APTX <marek321@gmail.com>
Date: Tue, 20 Dec 2011 14:21:45 +0100
Subject: [PATCH] Minor fixes with MinGW.

---
 edge.cpp       | 4 ++--
 edge.h         | 3 ++-
 edgemodel.h    | 2 +-
 graph.h        | 4 ++--
 main.cpp       | 2 +-
 mainwindow.cpp | 2 ++
 node.h         | 2 +-
 nodemodel.h    | 2 +-
 8 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/edge.cpp b/edge.cpp
index f8bdd21..4b3bc04 100644
--- a/edge.cpp
+++ b/edge.cpp
@@ -5,7 +5,7 @@
 #include <QGraphicsItem>
 #include "node.h"
 
-Edge::Edge(Node *startNode, Node *endNode) : m_startNode(startNode), m_endNode(endNode), m_weight(1)
+Edge::Edge(Node *startNode, Node *endNode, QGraphicsObject *parent) : QGraphicsObject(parent), m_startNode(startNode), m_endNode(endNode), m_weight(1)
 {
 
 }
@@ -37,7 +37,7 @@ void Edge::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWid
 	QLineF line(sourcePoint, destPoint);
 
 	// Draw the line itself
-	painter->setPen(QPen(m_color, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
+	painter->setPen(QPen(m_color, penWidth, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
 	painter->drawLine(line);
 
 	// Draw the arrows
diff --git a/edge.h b/edge.h
index 64b94f8..844a162 100644
--- a/edge.h
+++ b/edge.h
@@ -16,7 +16,7 @@ class Edge : public QGraphicsObject
 public:
 	enum { Type = UserType + 2};
 
-	Edge(Node *startNode, Node *endNode);
+	Edge(Node *startNode, Node *endNode, QGraphicsObject *parent = 0);
 
 	int type() const
 	{
@@ -65,6 +65,7 @@ private:
 	Node *m_endNode;
 
 	static const int arrowSize = 10;
+	static const int penWidth = 3;
 };
 
 QDataStream &operator<<(QDataStream &s, const Edge &edge);
diff --git a/edgemodel.h b/edgemodel.h
index f49c89d..3e6e141 100644
--- a/edgemodel.h
+++ b/edgemodel.h
@@ -7,7 +7,7 @@
 
 class EdgeModel : public QAbstractTableModel
 {
-	friend Graph;
+	friend class Graph;
 	Q_OBJECT
 public:
 	explicit EdgeModel(Graph *graph, QObject *parent = 0);
diff --git a/graph.h b/graph.h
index 9df696a..1e2c8f1 100644
--- a/graph.h
+++ b/graph.h
@@ -10,8 +10,8 @@
 
 class Graph : public QGraphicsScene
 {
-	friend NodeModel;
-	friend EdgeModel;
+	friend class NodeModel;
+	friend class EdgeModel;
     Q_OBJECT
 	Q_PROPERTY(Mode mode READ mode WRITE setMode)
 	Q_PROPERTY(bool addBothEdges READ addBothEdges WRITE setAddBothEdges)
diff --git a/main.cpp b/main.cpp
index d951345..84d4b2b 100644
--- a/main.cpp
+++ b/main.cpp
@@ -5,7 +5,7 @@ int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
     MainWindow w;
-    w.show();
+	w.show();
     
     return a.exec();
 }
diff --git a/mainwindow.cpp b/mainwindow.cpp
index e920570..005b46c 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -32,6 +32,8 @@ MainWindow::MainWindow(QWidget *parent) :
 
 	setCorner(Qt::BottomRightCorner, Qt::RightDockWidgetArea);
 
+	ui->graphView->setRenderHint(QPainter::Antialiasing);
+
 //	QItemEditorCreatorBase *colorListCreator = new QStandardItemEditorCreator<ColorListEditor>();
 //	QItemEditorFactory::defaultFactory()->registerEditor(QVariant::Color, colorListCreator);
 
diff --git a/node.h b/node.h
index 7e8f3ab..a5b055a 100644
--- a/node.h
+++ b/node.h
@@ -9,7 +9,7 @@
 
 class Node : public QGraphicsObject
 {
-	friend Graph;
+	friend class Graph;
 	Q_OBJECT
 	Q_PROPERTY(QString label READ label WRITE setLabel)
 	Q_PROPERTY(QColor color READ color WRITE setColor)
diff --git a/nodemodel.h b/nodemodel.h
index 1c6f20d..0527b13 100644
--- a/nodemodel.h
+++ b/nodemodel.h
@@ -7,7 +7,7 @@
 
 class NodeModel : public QAbstractTableModel
 {
-	friend Graph;
+	friend class Graph;
 	Q_OBJECT
 public:
 	explicit NodeModel(Graph *graph, QObject *parent = 0);
-- 
2.52.0