kopia lustrzana https://gitlab.com/eliggett/wfview
265 wiersze
6.4 KiB
C++
265 wiersze
6.4 KiB
C++
#include "meter.h"
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#include <QDebug>
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meter::meter(QWidget *parent) : QWidget(parent)
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{
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//QPainter painter(this);
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// Colors from qdarkstylesheet:
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// $COLOR_BACKGROUND_LIGHT: #505F69;
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// $COLOR_BACKGROUND_NORMAL: #32414B;
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// $COLOR_BACKGROUND_DARK: #19232D;
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// $COLOR_FOREGROUND_LIGHT: #F0F0F0; // grey
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// $COLOR_FOREGROUND_NORMAL: #AAAAAA; // grey
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// $COLOR_FOREGROUND_DARK: #787878; // grey
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// $COLOR_SELECTION_LIGHT: #148CD2;
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// $COLOR_SELECTION_NORMAL: #1464A0;
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// $COLOR_SELECTION_DARK: #14506E;
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// Colors I found that I liked from VFD images:
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// 3FB7CD
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// 3CA0DB
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//
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// Text in qdarkstylesheet seems to be #EFF0F1
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meterType = meterS;
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currentColor.setNamedColor("#148CD2");
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currentColor = currentColor.darker();
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peakColor.setNamedColor("#3CA0DB");
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peakColor = peakColor.lighter();
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averageColor.setNamedColor("#3FB7CD");
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lowTextColor.setNamedColor("#eff0f1");
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lowLineColor = lowTextColor;
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}
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void meter::setMeterType(meterKind type)
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{
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meterType = type;
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// re-draw scale:
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}
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void meter::paintEvent(QPaintEvent *)
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{
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QPainter painter(this);
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// This next line sets up a canvis within the
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// space of the widget, and gives it corrdinates.
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// The end effect, is that the drawing functions will all
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// scale to the window size.
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painter.setWindow(QRect(0, 0, 255+mXstart, widgetWindowHeight));
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switch(meterType)
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{
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case meterS:
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drawScaleS(&painter);
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break;
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case meterPower:
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drawScalePo(&painter);
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break;
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case meterALC:
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drawScaleALC(&painter);
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break;
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case meterSWR:
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drawScaleSWR(&painter);
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break;
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default:
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break;
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}
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// Current: the most-current value.
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// Draws a bar from start to value.
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painter.setPen(currentColor);
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painter.setBrush(currentColor);
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// X, Y, Width, Height
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painter.drawRect(mXstart,mYstart,current,barHeight);
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// Average:
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painter.setPen(averageColor);
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painter.setBrush(averageColor);
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painter.drawRect(mXstart+average-1,mYstart,1,barHeight); // bar is 1 pixel wide, height = meter start?
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// Peak:
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painter.setPen(peakColor);
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painter.setBrush(peakColor);
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if(peak > 120)
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{
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// 120 = +S9
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painter.setBrush(Qt::red);
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painter.setPen(Qt::red);
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}
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painter.drawRect(mXstart+peak-1,mYstart,2,barHeight);
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}
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void meter::setLevels(int current, int peak, int average)
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{
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this->current = current;
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this->peak = peak;
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this->average = average;
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this->update();
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}
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void meter::updateDrawing(int num)
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{
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fontSize = num;
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length = num;
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}
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// The drawScale functions draw the numbers and number unerline for each type of meter
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void meter::drawScalePo(QPainter *qp)
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{
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//From the manual: "0000=0% to 0143=50% to 0213=100%"
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float dnPerWatt = 143.0 / 50.0;
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qp->setPen(lowTextColor);
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qp->setFont(QFont("Arial", fontSize));
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int i=mXstart;
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// 13.3 DN per s-unit:
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int p=0;
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for(; i<mXstart+143; i+=(int)(10*dnPerWatt))
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{
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// Stop just before the next 10w spot
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if(i<mXstart+140)
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qp->drawText(i,scaleTextYstart, QString("%1").arg(10*(p++)) );
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}
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// Modify current scale position:
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// Here, P is now 60 watts:
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// Higher scale:
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i = i - (int)(10*dnPerWatt); // back one tick first. Otherwise i starts at 178.
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qDebug() << "meter i: " << i;
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dnPerWatt = (213-143.0) / 50.0; // 1.4 dn per watt
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qp->setPen(Qt::yellow);
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for(i=mXstart+143; i<mXstart+213; i+=(10*dnPerWatt))
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{
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qp->drawText(i,scaleTextYstart, QString("%1").arg(10*(p++)) );
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}
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// Now we're out past 100:
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qp->setPen(Qt::red);
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for(i=mXstart+213; i<mXstart+255; i+=(10*dnPerWatt))
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{
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qp->drawText(i,scaleTextYstart, QString("%1").arg(10*(p++)) );
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}
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// Now the lines:
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qp->setPen(lowLineColor);
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// Line: X1, Y1 -->to--> X2, Y2
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qp->drawLine(mXstart,scaleLineYstart,213+mXstart,scaleLineYstart);
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qp->setPen(Qt::red);
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qp->drawLine(213+mXstart,scaleLineYstart,255+mXstart,scaleLineYstart);
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(void)qp;
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}
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void meter::drawScaleRxdB(QPainter *qp)
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{
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(void)qp;
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}
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void meter::drawScaleALC(QPainter *qp)
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{
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// From the manual: 0000=Minimum to 0120=Maximum
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qp->setPen(lowTextColor);
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qp->setFont(QFont("Arial", fontSize));
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int i=mXstart;
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int alc=0;
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for(; i<mXstart+100; i += (20))
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{
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qp->drawText(i,scaleTextYstart, QString("%1").arg(alc) );
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alc +=20;
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}
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qp->setPen(Qt::red);
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for(; i<mXstart+120; i+=(int)(10*i))
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{
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qp->drawText(i,scaleTextYstart, QString("+%1").arg(alc) );
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alc +=10;
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}
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qp->setPen(lowLineColor);
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qp->drawLine(mXstart,scaleLineYstart,100+mXstart,scaleLineYstart);
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qp->setPen(Qt::red);
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qp->drawLine(100+mXstart,scaleLineYstart,255+mXstart,scaleLineYstart);
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(void)qp;
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}
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void meter::drawScaleSWR(QPainter *qp)
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{
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// From the manual:
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// 0000=SWR1.0,
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// 0048=SWR1.5,
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// 0080=SWR2.0,
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// 0120=SWR3.0
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qp->drawText(mXstart,scaleTextYstart, QString("1.0"));
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qp->drawText(24+mXstart,scaleTextYstart, QString("1.3"));
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qp->drawText(48+mXstart,scaleTextYstart, QString("1.5"));
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qp->drawText(80+mXstart,scaleTextYstart, QString("2.0"));
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qp->drawText(100+mXstart,scaleTextYstart, QString("2.5"));
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qp->drawText(120+mXstart,scaleTextYstart, QString("3.0"));
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qp->setPen(lowLineColor);
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qp->drawLine(mXstart,scaleLineYstart,100+mXstart,scaleLineYstart);
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qp->setPen(Qt::red);
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qp->drawLine(100+mXstart,scaleLineYstart,255+mXstart,scaleLineYstart);
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(void)qp;
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}
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void meter::drawScaleId(QPainter *qp)
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{
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(void)qp;
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}
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void meter::drawScaleS(QPainter *qp)
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{
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qp->setPen(lowTextColor);
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qp->setFont(QFont("Arial", fontSize));
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int i=mXstart;
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// 13.3 DN per s-unit:
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int s=0;
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for(; i<mXstart+120; i+=13)
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{
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qp->drawText(i,mXstart, QString("%1").arg(s++) );
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}
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// 2 DN per 1 dB now:
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// 20 DN per 10 dB
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// 40 DN per 20 dB
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// Modify current scale position:
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s = 20;
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i+=20;
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qp->setPen(Qt::red);
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for(; i<mXstart+255; i+=40)
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{
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qp->drawText(i,mXstart, QString("+%1").arg(s) );
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s = s + 20;
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}
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qp->setPen(lowLineColor);
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qp->drawLine(mXstart,scaleLineYstart,130,scaleLineYstart);
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qp->setPen(Qt::red);
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qp->drawLine(130,scaleLineYstart,255,scaleLineYstart);
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}
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