source: ntrip/branches/BNC_LM/bncfigurelate.cpp@ 10514

Last change on this file since 10514 was 2007, checked in by weber, 15 years ago

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File size: 5.2 KB
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1// Part of BNC, a utility for retrieving decoding and
2// converting GNSS data streams from NTRIP broadcasters.
3//
4// Copyright (C) 2007
5// German Federal Agency for Cartography and Geodesy (BKG)
6// http://www.bkg.bund.de
7// Czech Technical University Prague, Department of Geodesy
8// http://www.fsv.cvut.cz
9//
10// Email: euref-ip@bkg.bund.de
11//
12// This program is free software; you can redistribute it and/or
13// modify it under the terms of the GNU General Public License
14// as published by the Free Software Foundation, version 2.
15//
16// This program is distributed in the hope that it will be useful,
17// but WITHOUT ANY WARRANTY; without even the implied warranty of
18// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19// GNU General Public License for more details.
20//
21// You should have received a copy of the GNU General Public License
22// along with this program; if not, write to the Free Software
23// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24
25/* -------------------------------------------------------------------------
26 * BKG NTRIP Client
27 * -------------------------------------------------------------------------
28 *
29 * Class: bncFigureLate
30 *
31 * Purpose:
32 *
33 * Author: Perlt, Mervart
34 *
35 * Created: 11-Nov-2009
36 *
37 * Changes:
38 *
39 * -----------------------------------------------------------------------*/
40
41#include <iostream>
42
43#include "bncfigurelate.h"
44#include "bncsettings.h"
45
46using namespace std;
47
48// Constructor
49////////////////////////////////////////////////////////////////////////////
50bncFigureLate::bncFigureLate(QWidget *parent) : QWidget(parent) {
51 updateMountPoints();
52 slotNextAnimationFrame();
53 for (int ii = 0; ii <= 1000; ii++) {
54 _ran[0][ii] = qrand() % 255;
55 _ran[1][ii] = qrand() % 255;
56 _ran[2][ii] = qrand() % 100;
57 }
58}
59
60// Destructor
61////////////////////////////////////////////////////////////////////////////
62bncFigureLate::~bncFigureLate() {
63}
64
65//
66////////////////////////////////////////////////////////////////////////////
67void bncFigureLate::updateMountPoints() {
68 QMutexLocker locker(&_mutex);
69
70 _latency.clear();
71
72 bncSettings settings;
73 QListIterator<QString> it(settings.value("mountPoints").toStringList());
74 while (it.hasNext()) {
75 QStringList hlp = it.next().split(" ");
76 QUrl url(hlp[0]);
77 QByteArray staID = url.path().mid(1).toAscii();
78 _latency[staID] = 0.0;
79 }
80}
81
82//
83////////////////////////////////////////////////////////////////////////////
84void bncFigureLate::slotNewLatency(const QByteArray staID, double clate) {
85 QMutexLocker locker(&_mutex);
86 if (_latency.find(staID) != _latency.end()) {
87 _latency[staID] = fabs(clate)*1000.0;
88 }
89}
90
91//
92////////////////////////////////////////////////////////////////////////////
93void bncFigureLate::slotNextAnimationFrame() {
94 QMutexLocker locker(&_mutex);
95 update();
96 QTimer::singleShot(1000, this, SLOT(slotNextAnimationFrame()));
97}
98
99//
100////////////////////////////////////////////////////////////////////////////
101void bncFigureLate::paintEvent(QPaintEvent *) {
102
103 int xMin = 0;
104 int xMax = 640;
105 int yMin = 0;
106 int yMax = 140;
107 float xLine = .60;
108
109 QPainter painter(this);
110
111 QFont font;
112 font.setPointSize(int(font.QFont::pointSize()*0.8));
113 painter.setFont(font);
114
115 // y-axis
116 // ------
117 int yLength = int((yMax-yMin)*xLine) - (yMin+10);
118 painter.drawLine(xMin+60, int((yMax-yMin)*xLine), xMin+60, yMin+10);
119
120 double maxLate = 0.0;
121 QMapIterator<QByteArray, double> it1(_latency);
122 while (it1.hasNext()) {
123 it1.next();
124 if (it1.value() > maxLate) {
125 maxLate = it1.value();
126 }
127 }
128
129 double maxLateRounded;
130 QString maxLateStr;
131 if(maxLate < 1e3) {
132 maxLateRounded = int(maxLate/200)*200 + 300;
133 maxLateStr = QString("%1 ms ").arg(int(maxLateRounded/200)*200);
134 painter.drawText(0, int((yMax-yMin)*xLine)-5, xMin+60,15,Qt::AlignRight,tr("0 ms "));
135 }
136 else if (maxLate < 6e4) {
137 maxLateRounded = int(maxLate/1.e3)*1.e3 + 1500;
138 maxLateStr = QString("%1 sec ").arg(int(maxLateRounded/1.e3));
139 painter.drawText(0, int((yMax-yMin)*xLine)-5, xMin+60,15,Qt::AlignRight,tr("0 sec "));
140 }
141 else {
142 maxLateRounded = int(maxLate / 6.e4)*6.e4 + 90000;
143 maxLateStr = QString("%1 min ").arg(int(maxLateRounded/6.e4));
144 painter.drawText(0, int((yMax-yMin)*xLine)-5, xMin+60,15,Qt::AlignRight,tr("0 min "));
145 }
146
147 if(maxLate > 0.0) {
148 painter.drawText(0, yMin+20-5, xMin+60,15,Qt::AlignRight,maxLateStr);
149 }
150
151 // x-axis
152 // ------
153 painter.drawLine(xMin+60, int((yMax-yMin)*xLine), xMax*3, int((yMax-yMin)*xLine));
154
155 int anchor = 0;
156 QMapIterator<QByteArray, double> it(_latency);
157 while (it.hasNext()) {
158 it.next();
159 QByteArray staID = it.key();
160
161 int xx = xMin+80+anchor*12;
162
163 if(maxLate > 0.0) {
164 int yy = int(yLength * (it.value() / maxLateRounded));
165 QColor color = QColor::fromHsv(180,200,120+_ran[2][anchor]);
166 painter.fillRect(xx-13, int((yMax-yMin)*xLine)-yy, 9, yy,
167 QBrush(color,Qt::SolidPattern));
168 painter.setPen(Qt::black);
169 if(it.value()<=0) {
170 painter.setPen(Qt::red);
171 }
172 }
173
174 painter.save();
175 painter.translate(xx-13, int(yMax-yMin)*xLine+65);
176 painter.rotate(-90);
177 painter.drawText(0,0,65,50,Qt::AlignRight,staID.left(5) + " ");
178 painter.restore();
179
180 anchor++;
181 }
182}
183
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