1 // BaseDiagram.hxx - part of GUI launcher using Qt5
3 // Written by James Turner, started October 2015.
5 // Copyright (C) 2014 James Turner <zakalawe@mac.com>
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 #ifndef GUI_BASEDIAGRAM_HXX
22 #define GUI_BASEDIAGRAM_HXX
25 #include <QPainterPath>
27 #include <simgear/math/sg_geodesy.hxx>
29 #include <Navaids/positioned.hxx>
30 #include <Airports/airport.hxx>
32 class BaseDiagram : public QWidget
36 BaseDiagram(QWidget* pr);
38 static QPixmap iconForPositioned(const FGPositionedRef &pos, bool small);
39 static QPixmap iconForAirport(FGAirport *apt);
41 static QVector<QLineF> projectAirportRuwaysIntoRect(FGAirportRef apt, const QRectF& bounds);
42 static QVector<QLineF> projectAirportRuwaysWithCenter(FGAirportRef apt, const SGGeod &c);
44 virtual void paintEvent(QPaintEvent* pe);
46 virtual void mousePressEvent(QMouseEvent* me);
47 virtual void mouseMoveEvent(QMouseEvent* me);
49 virtual void wheelEvent(QWheelEvent* we);
51 virtual void paintContents(QPainter*);
55 void recomputeBounds(bool resetZoom);
57 virtual void doComputeBounds();
59 void extendBounds(const QPointF& p);
60 QPointF project(const SGGeod& geod) const;
61 QTransform transform() const;
63 void clearIgnoredNavaids();
64 void addIgnoredNavaid(FGPositionedRef pos);
66 SGGeod m_projectionCenter;
70 QPointF m_panOffset, m_lastMousePos;
71 int m_wheelAngleDeltaAccumulator;
74 static void extendRect(QRectF& r, const QPointF& p);
76 static QPointF project(const SGGeod &geod, const SGGeod ¢er);
78 static SGGeod unproject(const QPointF &xy, const SGGeod ¢er);
80 void paintNavaids(QPainter *p);
82 bool isNavaidIgnored(const FGPositionedRef& pos) const;
84 QVector<FGPositionedRef> m_ignored;
87 #endif // of GUI_BASEDIAGRAM_HXX