[1972] | 1 | // Part of BNC, a utility for retrieving decoding and
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| 2 | // converting GNSS data streams from NTRIP broadcasters.
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| 3 | //
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| 4 | // Copyright (C) 2007
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| 5 | // German Federal Agency for Cartography and Geodesy (BKG)
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| 6 | // http://www.bkg.bund.de
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| 7 | // Czech Technical University Prague, Department of Geodesy
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| 8 | // http://www.fsv.cvut.cz
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| 9 | //
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| 10 | // Email: euref-ip@bkg.bund.de
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| 11 | //
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| 12 | // This program is free software; you can redistribute it and/or
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| 13 | // modify it under the terms of the GNU General Public License
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| 14 | // as published by the Free Software Foundation, version 2.
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| 15 | //
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| 16 | // This program is distributed in the hope that it will be useful,
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| 17 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 19 | // GNU General Public License for more details.
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| 20 | //
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| 21 | // You should have received a copy of the GNU General Public License
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| 22 | // along with this program; if not, write to the Free Software
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| 23 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 24 |
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| 25 | /* -------------------------------------------------------------------------
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| 26 | * BKG NTRIP Client
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| 27 | * -------------------------------------------------------------------------
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| 28 | *
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| 29 | * Class: bncFigureLate
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| 30 | *
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| 31 | * Purpose:
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| 32 | *
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| 33 | * Author: Perlt, Mervart
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| 34 | *
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| 35 | * Created: 11-Nov-2009
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| 36 | *
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| 37 | * Changes:
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| 38 | *
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| 39 | * -----------------------------------------------------------------------*/
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| 40 |
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| 41 | #include <iostream>
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| 42 |
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| 43 | #include "bncfigurelate.h"
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| 44 | #include "bncsettings.h"
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| 45 |
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| 46 | using namespace std;
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| 47 |
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| 48 | // Constructor
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| 49 | ////////////////////////////////////////////////////////////////////////////
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| 50 | bncFigureLate::bncFigureLate(QWidget *parent) : QWidget(parent) {
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| 51 | updateMountPoints();
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| 52 | slotNextAnimationFrame();
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| 53 | for (int ii = 0; ii <= 1000; ii++) {
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| 54 | _rgb[0][ii] = qrand() % 255;
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| 55 | _rgb[2][ii] = qrand() % 255;
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| 56 | _rgb[1][ii] = qrand() % 255;
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| 57 | }
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| 58 | }
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| 59 |
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| 60 | // Destructor
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| 61 | ////////////////////////////////////////////////////////////////////////////
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| 62 | bncFigureLate::~bncFigureLate() {
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| 63 | }
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| 64 |
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| 65 | //
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| 66 | ////////////////////////////////////////////////////////////////////////////
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| 67 | void bncFigureLate::updateMountPoints() {
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| 68 | QMutexLocker locker(&_mutex);
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| 69 |
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| 70 | _counter = 0;
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| 71 | _maxLate = 0;
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| 72 |
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| 73 | QMapIterator<QByteArray, sumAndMean*> it1(_bytes);
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| 74 | while (it1.hasNext()) {
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| 75 | it1.next();
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| 76 | delete it1.value();
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| 77 | }
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| 78 | _bytes.clear();
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| 79 |
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| 80 | bncSettings settings;
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| 81 | QListIterator<QString> it(settings.value("mountPoints").toStringList());
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| 82 | while (it.hasNext()) {
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| 83 | QStringList hlp = it.next().split(" ");
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| 84 | QUrl url(hlp[0]);
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| 85 | QByteArray staID = url.path().mid(1).toAscii();
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| 86 | _bytes[staID] = new sumAndMean();
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| 87 | }
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| 88 | }
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| 89 |
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| 90 | //
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| 91 | ////////////////////////////////////////////////////////////////////////////
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[1974] | 92 | void bncFigureLate::slotNewData(const QByteArray staID, double clate) {
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[1972] | 93 | QMutexLocker locker(&_mutex);
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| 94 | QMap<QByteArray, sumAndMean*>::const_iterator it = _bytes.find(staID);
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| 95 | if (it != _bytes.end()) {
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[1974] | 96 | it.value()->_sum += clate;
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[1972] | 97 | }
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| 98 | }
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| 99 |
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| 100 | //
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| 101 | ////////////////////////////////////////////////////////////////////////////
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| 102 | void bncFigureLate::slotNextAnimationFrame() {
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| 103 | QMutexLocker locker(&_mutex);
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| 104 |
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| 105 | const static int MAXCOUNTER = 10;
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| 106 |
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| 107 | ++_counter;
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| 108 |
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| 109 | // If counter reaches its maximal value, compute the mean value
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| 110 | // ------------------------------------------------------------
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| 111 | if (_counter == MAXCOUNTER) {
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| 112 | _maxLate = 0.0;
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| 113 | QMapIterator<QByteArray, sumAndMean*> it(_bytes);
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| 114 | while (it.hasNext()) {
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| 115 | it.next();
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| 116 | it.value()->_mean = it.value()->_sum / _counter;
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| 117 | it.value()->_sum = 0.0;
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| 118 | if (it.value()->_mean > _maxLate) {
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| 119 | _maxLate = it.value()->_mean;
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| 120 | }
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| 121 | }
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| 122 | _counter = 0;
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| 123 | }
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| 124 |
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| 125 | update();
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| 126 |
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| 127 | QTimer::singleShot(1000, this, SLOT(slotNextAnimationFrame()));
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| 128 | }
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| 129 |
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| 130 | //
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| 131 | ////////////////////////////////////////////////////////////////////////////
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| 132 | void bncFigureLate::paintEvent(QPaintEvent *) {
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| 133 |
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| 134 | int xMin = 0;
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| 135 | int xMax = 640;
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| 136 | int yMin = 0;
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| 137 | int yMax = 140;
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| 138 | float xLine = .60;
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| 139 |
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| 140 | QPainter painter(this);
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| 141 |
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| 142 | QFont font;
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| 143 | font.setPointSize(int(font.QFont::pointSize()*0.8));
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| 144 | painter.setFont(font);
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| 145 |
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| 146 | // y-axis
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| 147 | // ------
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| 148 | int yLength = int((yMax-yMin)*xLine) - (yMin+10);
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| 149 | painter.drawLine(xMin+50, int((yMax-yMin)*xLine), xMin+50, yMin+10);
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| 150 |
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| 151 | QString maxLateStr;
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| 152 | if (8.0 * _maxLate < 1e3) {
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| 153 | maxLateStr = QString("%1 ms ").arg(int(8.0 * _maxLate));
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| 154 | painter.drawText(0, int((yMax-yMin)*xLine)-5, xMin+50,15,Qt::AlignRight,tr("0 ms "));
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| 155 | }
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| 156 | else {
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| 157 | maxLateStr = QString("%1 sec ").arg(int(8.0 * _maxLate / 1.e3));
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| 158 | painter.drawText(0, int((yMax-yMin)*xLine)-5, xMin+50,15,Qt::AlignRight,tr("0 sec "));
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| 159 | }
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| 160 |
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| 161 | if(_maxLate > 0.0) {
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| 162 | painter.drawText(0, yMin+25-5, xMin+50,15,Qt::AlignRight,maxLateStr);
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| 163 | }
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| 164 |
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| 165 | // x-axis
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| 166 | // ------
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| 167 | painter.drawLine(xMin+50, int((yMax-yMin)*xLine), xMax*3, int((yMax-yMin)*xLine));
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| 168 |
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| 169 | int anchor = 0;
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| 170 | QMapIterator<QByteArray, sumAndMean*> it(_bytes);
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| 171 | while (it.hasNext()) {
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| 172 | it.next();
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| 173 | QByteArray staID = it.key();
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| 174 |
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| 175 | int xx = xMin+70+anchor*12;
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| 176 | int yy = int(yLength * (it.value()->_mean / _maxLate));
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| 177 |
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| 178 | painter.save();
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| 179 | painter.translate(xx-13, int(yMax-yMin)*xLine+65);
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| 180 | painter.rotate(-90);
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| 181 | painter.drawText(0,0,65,50,Qt::AlignRight,staID.left(5) + " ");
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| 182 | painter.restore();
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| 183 |
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| 184 | if(_maxLate > 0.0) {
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| 185 | QColor color = QColor::fromRgb(_rgb[0][anchor],_rgb[1][anchor],_rgb[2][anchor]);
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| 186 | painter.fillRect(xx-13, int((yMax-yMin)*xLine)-yy, 9, yy,
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| 187 | QBrush(color,Qt::SolidPattern));
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| 188 | }
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| 189 |
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| 190 | anchor++;
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| 191 | }
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| 192 | }
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| 193 |
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