void myGauge1::drawMarkAndText(QPainter* painter)
{
painter->save();
painter->translate(m_center);
int value=0;
QString strValue;
qreal startAngle=90;
qreal increment=(qreal)180/100;
for(int i=0;i<=100;i++)
{
painter->save();
painter->rotate(startAngle);
if(i%10==0)
{
painter->setPen(QColor(16,49,98));
QPointF bottomPot(0,m_colorPieRadius+m_space);
QPointF topPot(0,m_colorPieRadius+m_space+m_longHand);
painter->drawLine(bottomPot,topPot);
strValue=tr("%1").arg(value);
qreal textWidth=fontMetrics().width(strValue);
qreal textHeight=fontMetrics().height();
QPointF textPot(-textWidth/2,m_colorPieRadius+2*m_space+m_longHand+textHeight);
painter->save();
painter->translate(textPot);
painter->rotate(180);
painter->drawText(QPointF(-textWidth,textHeight/2),strValue);
painter->restore();
value+=10;
}
else if(i%5==0)
{
painter->setPen(QColor(0,255,17));
QPointF bottomPot(0,m_colorPieRadius+m_space);
QPointF topPot(0,m_colorPieRadius+m_space+m_okHand);
painter->drawLine(bottomPot,topPot);
}
else
{
painter->setPen(QColor(255,170,0));
QPointF bottomPot(0,m_colorPieRadius+m_space);
QPointF topPot(0,m_colorPieRadius+m_space+m_shortHand);
painter->drawLine(bottomPot,topPot);
}
startAngle+=increment;
painter->restore();
}
painter->restore();
}
void myGauge2::drawMark(QPainter *painter)
{
painter->save();
painter->setPen(Qt::white);
painter->translate(m_center);
qreal dAngle=(qreal)270/100;
qreal startAngle=45;
int value=0;
QString strValue;
for(int i=0;i<=100;i++)
{
painter->save();
painter->rotate(startAngle);
if(i%10==0)
{
strValue=tr("%1").arg(value);
qreal textWidth=fontMetrics().width(strValue);
qreal textHeight=fontMetrics().height();
QPointF bottomPot(0,m_colorCircleRadius+SPACE1);
QPointF topPot(0,m_colorCircleRadius+SPACE1+LONG1);
painter->drawLine(bottomPot,topPot);
value+=10;
painter->save();
QPointF textPot(0-textWidth/2,m_colorCircleRadius+SPACE1+LONG1+SPACE1+textHeight);
painter->translate(textPot);
painter->rotate(180);
painter->drawText(QPointF(-textWidth,textHeight/2),strValue);
painter->restore();
}
else if(i%5==0)
{
QPointF bottomPot(0,m_colorCircleRadius+SPACE1);
QPointF topPot(0,m_colorCircleRadius+SPACE1+OK1);
painter->drawLine(bottomPot,topPot);
}
else
{
QPointF bottomPot(0,m_colorCircleRadius+SPACE1);
QPointF topPot(0,m_colorCircleRadius+SPACE1+SHORT1);
painter->drawLine(bottomPot,topPot);
}
painter->restore();
startAngle+=dAngle;
}
painter->restore();
}
void PerfMon::drawFrame(QPainter *painter)
{
painter->save();
QPen framePen(m_frameClr);
framePen.setStyle(Qt::DotLine);
painter->setPen(framePen);
painter->drawRect(rect());
qreal yIncrement=(qreal)height()/10;
qreal xIncrement=(qreal)width()/10;
qreal startX=0;
qreal startY=0;
for(int i=0;i<10;i++)
{
// draw horizontal lines
QPointF leftPot(0,startY);
QPointF rightPot(width(),startY);
startY+=yIncrement;
painter->drawLine(leftPot,rightPot);
// draw vertical lines
QPointF topPot(startX,0);
QPointF bottomPot(startX,height());
startX+=xIncrement;
painter->drawLine(topPot,bottomPot);
}
painter->restore();
}
void myGauge2::drawIndicator(QPainter *painter)
{
painter->save();
painter->translate(m_center);
qreal increment=(qreal)270/100;
qreal changedAngle=45+increment*m_currentValue;
painter->rotate(changedAngle);
QPointF topPot(0,m_colorCircleRadius+LONG1);
QPointF bottomLeftPot(-m_coverBallRadius/3,0);
QPointF bottomRightPot(m_coverBallRadius/3,0);
painter->setPen(Qt::NoPen);
QLinearGradient indicatorGradient(topPot,bottomLeftPot);
indicatorGradient.setColorAt(0.0,QColor(236,187,62));
indicatorGradient.setColorAt(0.5,QColor(220,147,0));
indicatorGradient.setColorAt(1.0,QColor(236,187,62));
painter->setBrush(indicatorGradient);
QVector<QPointF> potVec;
potVec.push_back(topPot);
potVec.push_back(bottomLeftPot);
potVec.push_back(bottomRightPot);
painter->drawPolygon(potVec);
painter->restore();
}
void ProgressBarColor::drawBar(QPainter *painter)
{
painter->save();
//自动计算文字字体大小
QFont f(font());
f.setPixelSize((width() / 10) * 0.35);
painter->setFont(f);
//计算进度值字符的宽度
double currentValue = (double)(value - minValue) * 100 / (maxValue - minValue);
QString strValue = QString("当前值:%1%").arg(currentValue, 0, 'f', precision);
QString strMaxValue = QString("%1%").arg(maxValue, 0, 'f', precision);
//字符的宽度取最大值字符的宽度 + 10
int textWidth = painter->fontMetrics().width(strMaxValue) + 10;
//绘制进度值背景
QPointF textTopLeft(width() - space - textWidth, space);
QPointF textBottomRight(width() - space, height() - space);
QRectF textRect(textTopLeft, textBottomRight);
painter->setPen(barBgColor);
painter->setBrush(barBgColor);
painter->drawRoundedRect(textRect, radius, radius);
//绘制进度值
painter->setPen(textColor);
painter->drawText(textRect, Qt::AlignCenter, strValue);
//绘制进度条背景
QRectF barBgRect(QPointF(space, space), QPointF(width() - space * 2 - textWidth, height() - space));
painter->setPen(Qt::NoPen);
painter->setBrush(barBgColor);
painter->drawRoundedRect(barBgRect, radius, radius);
//绘制进度条
double length = width() - space - space * 2 - textWidth;
//计算每一格移动多少
double increment = length / (maxValue - minValue);
QRectF barRect(QPointF(space, space), QPointF(space + increment * (value - minValue), height() - space));
painter->setBrush(barColor);
painter->drawRoundedRect(barRect, radius, radius);
//绘制背景分割线条 每一格长度7
painter->setPen(lineColor);
int initX = 5;
int lineCount = barBgRect.width() / step;
double lineX = (double)barBgRect.width() / lineCount;
//线条高度在进度条高度上 - 1
while (lineCount > 0) {
QPointF topPot(initX + lineX, space + 1);
QPointF bottomPot(initX + lineX, height() - space - 1);
painter->drawLine(topPot, bottomPot);
initX += lineX;
lineCount--;
}
painter->restore();
}
void SliderRuler::drawRule(QPainter *painter)
{
painter->save();
painter->setPen(lineColor);
//绘制横向标尺底部线,居中
double initX = space;
double initY = (double)height() / 2;
lineLeftPot = QPointF(initX, initY);
lineRightPot = QPointF(width() - initX, initY);
painter->drawLine(lineLeftPot, lineRightPot);
//绘制纵向标尺刻度
double length = width() - 2 * space;
//计算每一格移动多少
double increment = length / (maxValue - minValue);
//根据范围值绘制刻度值及刻度值
for (int i = minValue; i <= maxValue; i = i + shortStep) {
if (i % longStep == 0) {
QPointF topPot(initX, initY - longLineHeight);
QPointF bottomPot(initX, initY);
painter->drawLine(topPot, bottomPot);
QString strValue = QString("%1").arg((double)i, 0, 'f', precision);
double textWidth = fontMetrics().width(strValue);
double textHeight = fontMetrics().height();
QPointF textPot(initX - textWidth / 2, initY + textHeight);
painter->drawText(textPot, strValue);
} else {
QPointF topPot(initX, initY - shortLineHeight);
QPointF bottomPot(initX, initY);
painter->drawLine(topPot, bottomPot);
}
initX += increment * shortStep;
}
painter->restore();
}
void CThermoMeterItem::drawMark(QPainter *painter)
{
painter->save();
qreal initY=m_topSpace;
qreal initX=m_markSpace;
qreal length=boundingRect().height()-2*m_topSpace;
qreal increment=length/100;
painter->setPen(m_markClr);
// draw vertical line
QPointF topPot(m_markSpace,m_topSpace);
QPointF bottomPot(m_markSpace,boundingRect().height()-m_topSpace);
painter->drawLine(topPot,bottomPot);
int vvalue=100;
QString strValue;
for(int i=0;i<=100;i++)
{
if(i%10==0)
{
QPointF leftPot(initX+LONG3,initY);
QPointF rightPot(initX,initY);
painter->drawLine(leftPot,rightPot);
strValue=tr("%1").arg(vvalue);
qreal fontWidth=painter->fontMetrics().width(strValue);
qreal fontHeight=painter->fontMetrics().height();
QPointF textPot(initX-fontWidth-5,initY+fontHeight/2);
painter->drawText(textPot,strValue);
vvalue-=10;
}
else if(i%5==0 && i%10!=0)
{
QPointF leftPot(initX+OK3,initY);
QPointF rightPot(initX,initY);
painter->drawLine(leftPot,rightPot);
}
else
{
QPointF leftPot(initX+SHORT3,initY);
QPointF rightPot(initX,initY);
painter->drawLine(leftPot,rightPot);
}
initY+=increment;
}
painter->restore();
}
void myGauge1::drawCoverLines(QPainter* painter)
{
return ;
painter->save();
qreal startAngle=90;
qreal dAngle=(qreal)180/5;
painter->translate(m_center);
painter->setPen(QColor(255,0,127));
for(int i=0;i<=5;i++)
{
painter->save();
painter->rotate(startAngle);
QPointF topPot(0,m_colorPieRadius);
QPointF bottomPot(0,m_coverCircleRadius);
painter->drawLine(topPot,bottomPot);
painter->restore();
startAngle+=dAngle;
}
painter->restore();
}
void PSV_CircularIndicatorItem::drawIndicator(int zValue)
{
QPointF center(0, 0);
QPointF topPot(center.x(), center.y() - m_colorCircleRadiusRatio * m_outerRadius/*m_coverBallRadius*/);
QPointF bottomLeftPot(center.x() - m_outerRadius * m_indicatorWidthRatio, center.y());
QPointF bottomRightPot(center.x() + m_outerRadius * m_indicatorWidthRatio, center.y());
QLinearGradient indicatorGradient(topPot, bottomLeftPot);
indicatorGradient.setColorAt(0.0, QColor(236, 187, 62));
indicatorGradient.setColorAt(0.5, QColor(220, 147, 0));
indicatorGradient.setColorAt(1.0, QColor(236, 187, 62));
QPolygonF polygon;
polygon.append(topPot);
polygon.append(bottomLeftPot);
polygon.append(bottomRightPot);
// if(m_polygonItem == NULL)
{
QGraphicsLineItem *item = new QGraphicsLineItem(this);
item->setPos(m_rect.center().x(), m_rect.center().y());
item->setZValue(zValue);
m_polygonItem = new QGraphicsPolygonItem(item);
}
m_polygonItem->setPolygon(polygon);
m_polygonItem->setPen(QPen(Qt::NoPen));
m_polygonItem->setBrush(indicatorGradient);
m_polygonItem->setZValue(zValue);
qreal angle = (m_value - m_min) / (m_max - m_min) * 270 - 135;
PSV_Public::printMes(angle,"angle");
#if QT_VERSION > QT_VERSION_CHECK(4, 6, 0)
m_polygonItem->setRotation(angle);
#else
m_polygonItem->rotate((m_value - m_min) / (m_max - m_min) * 270 - 135);
#endif
}
