source: ntrip/trunk/BNC/bncfigure.cpp@ 3090

Last change on this file since 3090 was 2139, checked in by weber, 15 years ago

* empty log message *

File size: 5.8 KB
RevLine 
[1932]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: bncFigure
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 "bncfigure.h"
44#include "bncsettings.h"
45
46using namespace std;
47
48// Constructor
49////////////////////////////////////////////////////////////////////////////
50bncFigure::bncFigure(QWidget *parent) : QWidget(parent) {
[1933]51 updateMountPoints();
52 slotNextAnimationFrame();
[1956]53 for (int ii = 0; ii <= 1000; ii++) {
[1993]54 _ran[0][ii] = qrand() % 255;
[2139]55 _ran[1][ii] = qrand() % 255;
[1994]56 _ran[2][ii] = qrand() % 255;
[1956]57 }
[1933]58}
59
60// Destructor
61////////////////////////////////////////////////////////////////////////////
62bncFigure::~bncFigure() {
63}
64
65//
66////////////////////////////////////////////////////////////////////////////
67void bncFigure::updateMountPoints() {
68 QMutexLocker locker(&_mutex);
69
70 _counter = 0;
[1936]71 _maxRate = 0;
[1933]72
73 QMapIterator<QByteArray, sumAndMean*> it1(_bytes);
74 while (it1.hasNext()) {
75 it1.next();
76 delete it1.value();
77 }
78 _bytes.clear();
79
[1932]80 bncSettings settings;
81 QListIterator<QString> it(settings.value("mountPoints").toStringList());
82 while (it.hasNext()) {
83 QStringList hlp = it.next().split(" ");
84 QUrl url(hlp[0]);
85 QByteArray staID = url.path().mid(1).toAscii();
86 _bytes[staID] = new sumAndMean();
87 }
88}
89
90//
91////////////////////////////////////////////////////////////////////////////
92void bncFigure::slotNewData(const QByteArray staID, double nbyte) {
93 QMutexLocker locker(&_mutex);
94 QMap<QByteArray, sumAndMean*>::const_iterator it = _bytes.find(staID);
95 if (it != _bytes.end()) {
[2007]96 it.value()->_sum += nbyte*8.;
[1932]97 }
98}
99
100//
101////////////////////////////////////////////////////////////////////////////
102void bncFigure::slotNextAnimationFrame() {
103 QMutexLocker locker(&_mutex);
[1934]104
105 const static int MAXCOUNTER = 10;
106
107 ++_counter;
108
[1935]109 // If counter reaches its maximal value, compute the mean rate
110 // -----------------------------------------------------------
[1934]111 if (_counter == MAXCOUNTER) {
[1936]112 _maxRate = 0.0;
[1935]113 QMapIterator<QByteArray, sumAndMean*> it(_bytes);
114 while (it.hasNext()) {
115 it.next();
116 it.value()->_mean = it.value()->_sum / _counter;
[1936]117 it.value()->_sum = 0.0;
118 if (it.value()->_mean > _maxRate) {
119 _maxRate = it.value()->_mean;
120 }
121 }
[1932]122 _counter = 0;
123 }
[1934]124
[1932]125 update();
[1935]126
[1932]127 QTimer::singleShot(1000, this, SLOT(slotNextAnimationFrame()));
128}
129
130//
131////////////////////////////////////////////////////////////////////////////
132void bncFigure::paintEvent(QPaintEvent *) {
[1936]133
134 int xMin = 0;
135 int xMax = 640;
136 int yMin = 0;
[1952]137 int yMax = 140;
[1951]138 float xLine = .60;
[1936]139
[1932]140 QPainter painter(this);
141
[1960]142 QFont font;
[1963]143 font.setPointSize(int(font.QFont::pointSize()*0.8));
[1960]144 painter.setFont(font);
145
[1936]146 // y-axis
147 // ------
[1951]148 int yLength = int((yMax-yMin)*xLine) - (yMin+10);
[1989]149 painter.drawLine(xMin+60, int((yMax-yMin)*xLine), xMin+60, yMin+10);
[1936]150
[2007]151 double maxRateRounded;
[1938]152 QString maxRateStr;
[2007]153 if (_maxRate < 1e3) {
154 maxRateRounded = int(_maxRate/200)*200 + 300;
155 maxRateStr = QString("%1 bps ").arg(int(maxRateRounded/200)*200);
[1989]156 painter.drawText(0, int((yMax-yMin)*xLine)-5, xMin+60,15,Qt::AlignRight,tr("0 bps "));
[1938]157 }
[2007]158 else if (_maxRate < 1e6) {
159 maxRateRounded = int(_maxRate/1.e3)*1.e3 + 1500;
160 maxRateStr = QString("%1 kbps ").arg(int(maxRateRounded/1.e3));
[1989]161 painter.drawText(0, int((yMax-yMin)*xLine)-5, xMin+60,15,Qt::AlignRight,tr("0 kbps "));
[1938]162 }
163 else {
[2007]164 maxRateRounded = int(_maxRate/1.e6)*1.e6 + 1500000;
165 maxRateStr = QString("%1 Mbps ").arg(int(maxRateRounded/1.e6));
[1989]166 painter.drawText(0, int((yMax-yMin)*xLine)-5, xMin+60,15,Qt::AlignRight,tr("0 Mbps "));
[1938]167 }
168
[1951]169 if(_maxRate > 0.0) {
[2007]170 painter.drawText(0, yMin+20-5, xMin+60,15,Qt::AlignRight,maxRateStr);
[1951]171 }
[1938]172
[1936]173 // x-axis
174 // ------
[1989]175 painter.drawLine(xMin+60, int((yMax-yMin)*xLine), xMax*3, int((yMax-yMin)*xLine));
[1936]176
177 int anchor = 0;
[1932]178 QMapIterator<QByteArray, sumAndMean*> it(_bytes);
179 while (it.hasNext()) {
180 it.next();
181 QByteArray staID = it.key();
[1936]182
[1989]183 int xx = xMin+80+anchor*12;
[1936]184
[1948]185 if(_maxRate > 0.0) {
[2007]186 int yy = int(yLength * (it.value()->_mean / maxRateRounded));
[1994]187 QColor color = QColor::fromRgb(_ran[0][anchor],_ran[1][anchor],_ran[2][anchor],150);
[1962]188 painter.fillRect(xx-13, int((yMax-yMin)*xLine)-yy, 9, yy,
[1956]189 QBrush(color,Qt::SolidPattern));
[1990]190 painter.setPen(Qt::black);
191 if(it.value()->_mean<=0) {
192 painter.setPen(Qt::red);
193 }
[1948]194 }
[1937]195
[1990]196 painter.save();
197 painter.translate(xx-13, int(yMax-yMin)*xLine+65);
198 painter.rotate(-90);
199 painter.drawText(0,0,65,50,Qt::AlignRight,staID.left(5) + " ");
200 painter.restore();
201
[1936]202 anchor++;
[1932]203 }
204}
205
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