void VUMeter::paintBorder()
{
QPainter painter(this);
painter.setWindow(0, 0, 50, 500);
painter.setRenderHint(QPainter::HighQualityAntialiasing);
QColor light = Qt::gray;
QColor dark = colBack.darker(180);
painter.setPen(QPen(colBack, 2, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
QLinearGradient linGrad(2, 250, 10, 250);
linGrad.setColorAt(0, light);
linGrad.setColorAt(1, colBack);
linGrad.setSpread(QGradient::PadSpread);
painter.setBrush(linGrad);
QRectF border(2, 5, 48, 490);
painter.drawRoundRect(border, 10, 3);
QLinearGradient linGrad1(40, 250, 48, 250);
linGrad1.setColorAt(0, colBack);
linGrad1.setColorAt(1, dark);
linGrad1.setSpread(QGradient::PadSpread);
painter.setBrush(linGrad1);
QRectF border1(25, 5, 23, 490);
painter.drawRoundRect(border1, 10, 3);
// paint label
painter.setPen(QPen(colValue, 2));
QRectF channel(5, 450, 40, 40);
QFont valFont("Arial", 20, QFont::Bold);
painter.setFont(valFont);
painter.drawText(channel, Qt::AlignCenter, label);
}
void QVUMeter::paintValue()
{
QPainter painter(this);
painter.setWindow(0, 0, 100, 540);
painter.setRenderHint(QPainter::Antialiasing);
painter.setBrush(Qt::black);
painter.drawRect(20, 15, 25, 25);
painter.drawRect(55, 15, 25, 25);
painter.setPen(Qt::gray);
painter.drawLine(20, 40, 45, 40);
painter.drawLine(45, 15, 45, 40);
painter.drawLine(55, 40, 80, 40);
painter.drawLine(80, 15, 80, 40);
painter.setPen(QPen(colValue, 1));
QFont valFont("Arial", dimVal, QFont::Bold);
painter.setFont(valFont);
QRectF leftR(20, 15, 25, 25);
QString lVal = QString("%1").arg(leftVal, 0,'f', 0);
painter.drawText(leftR, Qt::AlignCenter, lVal);
QRectF rightR(55, 15, 25, 25);
QString rVal = QString("%1").arg(rightVal, 0,'f', 0);
painter.drawText(rightR, Qt::AlignCenter, rVal);
emit valueLChanged(leftVal);
emit valueRChanged(rightVal);
}
void BelowsEnh::paintBorder()
{
QPainter painter(this);
painter.setWindow(0, 0, 100, 540);
painter.setRenderHint(QPainter::HighQualityAntialiasing);
QColor light = Qt::white;
QColor dark = colBack.darker(140);
painter.setPen(QPen(colBack, 3, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
QLinearGradient linGrad(5, 250, 10, 250);
linGrad.setColorAt(0, light);
linGrad.setColorAt(1, colBack);
linGrad.setSpread(QGradient::PadSpread);
painter.setBrush(linGrad);
QRectF border(5, 5, 90, 530);
painter.drawRoundRect(border, 30, 5);
QLinearGradient linGrad1(85, 250, 95, 250);
linGrad1.setColorAt(0, colBack);
//linGrad1.setColorAt(1, dark);
linGrad1.setSpread(QGradient::PadSpread);
painter.setBrush(linGrad1);
QRectF border1(20, 5, 75, 530);
painter.drawRoundRect(border1, 30, 5);
// paint label
painter.setPen(QPen(colValue, 2));
QRectF Left(20, 505, 60, 20);
//QRectF Right(55, 505, 25, 20);
QFont valFont("Arial", 12, QFont::Bold);
painter.setFont(valFont);
painter.drawText(Left, Qt::AlignCenter, "Vent.");
//painter.drawText(Right, Qt::AlignCenter, "R");
}
void Colorsel::paintValue()
{
QPainter painter(this);
painter.setWindow(0, 0, 200, 200);
painter.setRenderHint(QPainter::Antialiasing);
painter.setBrush(QBrush(Qt::black));
QRectF redRect(30, 165, 20, 15);
painter.drawRect(redRect);
QRectF greenRect(60, 165, 20, 15);
painter.drawRect(greenRect);
QRectF blueRect(90, 165, 20, 15);
painter.drawRect(blueRect);
QRectF opRect(120, 165, 20, 15);
painter.drawRect(opRect);
QFont valFont("Sans Serif", 7, QFont::Bold);
painter.setFont(valFont);
painter.setPen(Qt::yellow);
QString redVal = QString("%1").arg(redY,0,'f',0);
painter.drawText(redRect, Qt::AlignCenter, redVal);
QString greenVal = QString("%1").arg(greenY,0,'f',0);
painter.drawText(greenRect, Qt::AlignCenter, greenVal);
QString blueVal = QString("%1").arg(blueY,0,'f',0);
painter.drawText(blueRect, Qt::AlignCenter, blueVal);
QString opVal = QString("%1").arg(opY,0,'f',0);
painter.drawText(opRect, Qt::AlignCenter, opVal);
}
void VUMeter::drawBorder(QPainter *painter)
{
painter->save();
QColor light = Qt::white;
QColor dark = colorBg.darker(140);
painter->setPen(QPen(colorBg, 3, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
QLinearGradient linGrad(5, 250, 10, 250);
linGrad.setColorAt(0, light);
linGrad.setColorAt(1, colorBg);
linGrad.setSpread(QGradient::PadSpread);
painter->setBrush(linGrad);
QRectF border(5, 5, 90, 530);
painter->drawRoundRect(border, 30, 5);
QLinearGradient linGrad1(85, 250, 95, 250);
linGrad1.setColorAt(0, colorBg);
linGrad1.setColorAt(1, dark);
linGrad1.setSpread(QGradient::PadSpread);
painter->setBrush(linGrad1);
QRectF border1(20, 5, 75, 530);
painter->drawRoundRect(border1, 30, 5);
//绘制左右文字
painter->setPen(QPen(colorValue, 2));
QRectF Left(20, 505, 25, 20);
QRectF Right(55, 505, 25, 20);
QFont valFont("Arial", 12, QFont::Bold);
painter->setFont(valFont);
painter->drawText(Left, Qt::AlignCenter, "左");
painter->drawText(Right, Qt::AlignCenter, "右");
painter->restore();
}
void VUMeter::paintValue()
{
QPainter painter(this);
painter.setWindow(0, 0, 50, 500);
painter.setRenderHint(QPainter::TextAntialiasing);
painter.setBrush(Qt::black);
painter.drawRect(5, 10, 40, 35);
painter.setPen(Qt::gray);
painter.drawLine(5, 45, 45, 45);
painter.drawLine(45, 10, 45, 45);
painter.setPen(QPen(colValue, 1));
QFont valFont("Arial", dimVal, QFont::Bold);
painter.setFont(valFont);
QRectF valR(5, 10, 40, 40);
QString value = QString("%1").arg(val, 0);
painter.drawText(valR, Qt::AlignCenter, value);
}
void VUMeter::drawValue(QPainter *painter)
{
painter->save();
//绘制左右音量值背景
painter->setBrush(Qt::black);
painter->drawRect(20, 15, 25, 25);
painter->drawRect(55, 15, 25, 25);
//绘制左右音量值背景右侧突出线条,形成立体感
painter->setPen(Qt::gray);
painter->drawLine(20, 40, 45, 40);
painter->drawLine(45, 15, 45, 40);
painter->drawLine(55, 40, 80, 40);
painter->drawLine(80, 15, 80, 40);
//设置音量值字体
painter->setPen(QPen(colorValue, 1));
QFont valFont("Arial", 12, QFont::Bold);
painter->setFont(valFont);
//绘制左音量值
QRectF leftR(20, 15, 25, 25);
QString lVal = QString("%1").arg(leftValue, 0, 'f', 0);
painter->drawText(leftR, Qt::AlignCenter, lVal);
//绘制右音量值
QRectF rightR(55, 15, 25, 25);
QString rVal = QString("%1").arg(rightValue, 0, 'f', 0);
painter->drawText(rightR, Qt::AlignCenter, rVal);
painter->restore();
//发送音量值改变信号
emit valueLChanged(leftValue);
emit valueRChanged(rightValue);
}
