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 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 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 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 DrawProgressBar::drawBarBackground(QPainter* painter)
{
for (int i = 0; i < iMaxNum; i++)
{
//绘制灰色圆
painter->save();
painter->setPen(QColor(100,100,100));
painter->setBrush(QColor(100,100,100));
QPointF pot(RECT_WIDTH + i*(iBigRadius + rectWidth), height()/2);
painter->drawEllipse(pot, iBigRadius, iBigRadius);
painter->restore();
//绘制灰色的矩形-比圆少一个
if (i > 0)
{
painter->save();
painter->setPen(QColor(100,100,100));
painter->setBrush(QColor(100,100,100));
painter->drawRect(RECT_WIDTH + iBigRadius/2 + (i-1)*(rectWidth + iBigRadius), height()/2 - rectHight/2, rectWidth, rectHight);
painter->restore();
}
//绘制圆形下的文本-灰色
painter->save();
painter->setPen(QColor(100,100,100));
QFont ft;
ft.setPointSize(12);
painter->setFont(ft);
qreal textWidth = fontMetrics().width(strlist[i]);
//qreal textHeight = fontMetrics().height();
QPointF textPot(RECT_WIDTH - iBigRadius/2 - textWidth/2 + i*(rectWidth + iBigRadius), height()/2 + iBigRadius/2 + 35);//iBigRadius/2表示灰色圆半径，35为向下偏移量
painter->drawText(textPot, strlist[i]);
painter->restore();
}
}
void DrawProgressBar::drawBlueBar(QPainter* painter)
{
if (m_value > iMaxNum || m_value < 1)
{
return;
}
QPointF pt;
for (int i = 0; i < m_value; i++)
{
//绘制蓝色的圆
painter->save();
painter->setPen(QColor(100,185,255));
painter->setBrush(QColor(100,185,255));
pt = QPointF(RECT_WIDTH + i*(rectWidth + iBigRadius), height()/2);
painter->drawEllipse(pt, iSmallRadius, iSmallRadius);
painter->restore();
//绘制长条-蓝色-比圆少一个
painter->save();
painter->setPen(QColor(100,185,255));
painter->setBrush(QColor(100,185,255));
if (m_value == 1)
{
painter->drawRect(RECT_WIDTH + iBigRadius/2, height()/2 - rectBlueHight/2, rectWidth/2, rectBlueHight);
}
if (i > 0)
{
if (m_value == iMaxNum)
{
painter->drawRect(RECT_WIDTH + iBigRadius/2 + (i-1)*(rectWidth + iBigRadius), height()/2 - rectBlueHight/2, rectWidth, rectBlueHight);
}
else
{
painter->drawRect(RECT_WIDTH + iBigRadius/2 + (i-1)*(rectWidth + iBigRadius), height()/2 - rectBlueHight/2, rectWidth + rectWidth*2/3, rectBlueHight);
}
}
painter->restore();
//绘制圆形下的文本-蓝色
painter->save();
painter->setPen(QColor(100,185,255));
QFont ft;
ft.setPointSize(12);
painter->setFont(ft);
qreal textWidth = fontMetrics().width(strlist[i]);
//qreal textHeight = fontMetrics().height();
QPointF textPot(RECT_WIDTH - iBigRadius/2 - textWidth/2 + i*(rectWidth + iBigRadius), height()/2 + iBigRadius/2 + 35);//iBigRadius/2表示灰色圆半径，35为向下偏移量
painter->drawText(textPot, strlist[i]);
painter->restore();
//绘制进度条上方的图形及文本
QColor color = QColor(24,189,155);
//绘制椭圆
painter->save();
painter->setPen(color);
painter->setBrush(color);
QRect rect(RECT_WIDTH - 78/2 + (m_value - 1)*(rectWidth + iBigRadius), height()/2 - 60,78,25);
painter->drawRoundedRect(rect, 10,10);
painter->restore();
//文本
painter->save();
painter->setPen(Qt::white);
ft.setPointSize(10);
ft.setBold(true);
painter->setFont(ft);
qreal textWidth2=fontMetrics().width(str_list2[i]);
qreal textHeight2=fontMetrics().height();
QPointF textPt(RECT_WIDTH - textWidth2/2 - 1 + (m_value - 1)*(rectWidth + iBigRadius), height()/2 - 60 + 25/2+ textHeight2/2);
painter->drawText(textPt, str_list2[i]);
painter->restore();
//绘制三角形
painter->save();
painter->setPen(color);
painter->setBrush(color);
QPointF firstPt(RECT_WIDTH + (m_value - 1)*(rectWidth + iBigRadius) - 10, height()/2 - 60 + 25);
QPointF secondPt(RECT_WIDTH + 20 + (m_value - 1)*(rectWidth + iBigRadius) - 10, height()/2 - 60 + 25);
QPointF thiirdPt(RECT_WIDTH + 10 + (m_value - 1)*(rectWidth + iBigRadius) - 10, height()/2 - 60 + 25 + 10);
QPolygonF polygon;
polygon << firstPt << secondPt << thiirdPt;
painter->drawPolygon(polygon);
painter->restore();
}
}
