update to ida 7.6, add builds

idasdk76/plugins/qproject/edge.cpp

@@ -0,0 +1,168 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QPainter>
+
+#include "edge.h"
+#include "node.h"
+
+#include <math.h>
+
+//lint -e1535 member function '' exposes lower access pointer member ''
+//lint -e1536 member function '' exposes lower access member ''
+//lint -e1537 const member function '' exposes pointer member '' as pointer to non-const
+//lint -e1540 non-static pointer data member '' not deallocated nor zeroed by destructor
+//lint -e2466 '' was used despite being marked as 'unused'
+
+static const double Pi = 3.14159265358979323846264338327950288419717;
+static const double TwoPi = 2.0 * Pi;
+
+Edge::Edge(Node *_sourceNode, Node *_destNode)
+  : arrowSize(10)
+{
+  setAcceptedMouseButtons(0);
+  source = _sourceNode;
+  dest = _destNode;
+  source->addEdge(this);
+  dest->addEdge(this);
+  adjust();
+}
+
+Edge::~Edge()
+{
+}
+
+Node *Edge::sourceNode() const
+{
+  return source;
+}
+
+void Edge::setSourceNode(Node *node)
+{
+  source = node;
+  adjust();
+}
+
+Node *Edge::destNode() const
+{
+  return dest;
+}
+
+void Edge::setDestNode(Node *node)
+{
+  dest = node;
+  adjust();
+}
+
+void Edge::adjust()
+{
+  if ( !source || !dest )
+    return;
+
+  QRectF srect = source->boundingRect();
+  QRectF drect = dest->boundingRect();
+
+  QLineF line(mapFromItem(source, srect.width() / 2, srect.height() / 2),
+              mapFromItem(dest, drect.width() / 2, drect.height() / 2));
+  qreal length = line.length();
+
+  prepareGeometryChange();
+
+  if ( length > qreal(40.) )
+  {
+    qreal line_angle = line.angle();
+    qreal angle = line_angle > 90. ? fmod(line_angle, 90.0) : line_angle;
+    qreal dist = qMax(angle, 45.0) - qMin(angle, 45.0);
+    dist += 80.0 - dist;
+    QPointF edgeOffset((line.dx() * dist) / length, (line.dy() * dist) / length);
+    sourcePoint = line.p1() + edgeOffset;
+    destPoint = line.p2() - edgeOffset;
+    qreal new_angle = QLineF(sourcePoint, destPoint).angle();
+    if ( qAbs(new_angle - line_angle) > 90. )
+      sourcePoint = destPoint = line.p1();
+  }
+  else
+  {
+    sourcePoint = destPoint = line.p1();
+  }
+}
+
+QRectF Edge::boundingRect() const
+{
+  if ( !source || !dest )
+    return QRectF();
+
+  qreal penWidth = 1;
+  qreal extra = (penWidth + arrowSize) / 2.0;
+
+  QRectF r(sourcePoint, QSizeF(destPoint.x() - sourcePoint.x(),
+                               destPoint.y() - sourcePoint.y()));
+
+  return r.normalized().adjusted(-extra, -extra, extra, extra);
+}
+
+void Edge::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)
+{
+  if ( !source || !dest )
+    return;
+
+  QLineF line(sourcePoint, destPoint);
+  if ( qFuzzyCompare(line.length(), qreal(0.)) )
+    return;
+
+  // Draw the line itself
+  painter->setPen(QPen(Qt::black, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
+  painter->drawLine(line);
+
+  // Draw the arrows
+  double angle = ::acos(line.dx() / line.length());
+  if ( line.dy() >= 0 )
+    angle = TwoPi - angle;
+
+  QPointF destArrowP1 = destPoint + QPointF(sin(angle - Pi / 3) * arrowSize,
+                                            cos(angle - Pi / 3) * arrowSize);
+  QPointF destArrowP2 = destPoint + QPointF(sin(angle - Pi + Pi / 3) * arrowSize,
+                                            cos(angle - Pi + Pi / 3) * arrowSize);
+
+  painter->setBrush(Qt::black);
+
+  painter->drawPolygon(QPolygonF() << line.p2() << destArrowP1 << destArrowP2);
+}