【Qt】QOpenGLWidget展示蒙版效果

QPainter p;
p.begin(this);
p.drawImage(QPoint(, ), m_Img); QLinearGradient grad(, , rect().width(), rect().height());
{
QGradientStops gs;
gs << QGradientStop(0.0, QColor(,,,))
<< QGradientStop(0.5, QColor(,,,))
<< QGradientStop(1.0, QColor(,,,));
grad.setStops(gs);
} //定义顶部蒙版高度
int m_topHeight = ;
//定义双侧蒙版宽度
int m_sideWidth = ;
//定义底部蒙版高度
int m_bottomHeight = ;
//线条长度
int iLineLen = ; //底部文字框的宽高
int iTxtHeight = ;
int iTxtWidth = ; //填充周围蒙版
//顶部
p.fillRect(, , rect().width(), m_topHeight, grad);
//底部
p.fillRect(, rect().height() - m_bottomHeight, rect().width(), m_bottomHeight, grad); //左侧
p.fillRect(, m_topHeight, m_sideWidth, rect().height() - m_topHeight - m_bottomHeight, grad); //右侧
p.fillRect(rect().width() - m_sideWidth, m_topHeight, m_sideWidth, rect().height() - m_topHeight - m_bottomHeight, grad); QPen pen;
pen.setStyle(Qt::DashDotLine);
pen.setWidth(); if(m_status == )
{
pen.setBrush(Qt::green);
}
else if(m_status == )
{
pen.setBrush(Qt::yellow);
}
else if(m_status == )
{
pen.setBrush(Qt::red);
} pen.setCapStyle(Qt::RoundCap);
pen.setJoinStyle(Qt::RoundJoin); p.setPen(pen);
//绘制中间高亮区域矩形
//矩形宽高
int iWith =rect().width()-m_sideWidth*;
int iHeight = rect().height() -m_topHeight - m_bottomHeight; p.drawRect(m_sideWidth, m_topHeight, iWith,iHeight); QPen pen2;
pen2.setWidth(); if(m_status == )
{
pen2.setBrush(Qt::green);
}
else if(m_status == )
{
pen2.setBrush(Qt::yellow);
}
else if(m_status == )
{
pen2.setBrush(Qt::red);
} p.setPen(pen2);
//画四角的线条 //左上横线
p.drawLine(m_sideWidth,m_topHeight,m_sideWidth +iLineLen, m_topHeight);
//左上竖线
p.drawLine(m_sideWidth,m_topHeight+iLineLen,m_sideWidth,m_topHeight); //右上横线
p.drawLine(rect().width() - m_sideWidth - iLineLen,m_topHeight, rect().width() - m_sideWidth,m_topHeight); //右上竖线
p.drawLine(rect().width() - m_sideWidth,m_topHeight, rect().width() - m_sideWidth, m_topHeight + iLineLen); //右下竖线
p.drawLine(rect().width() - m_sideWidth,rect().height()-m_bottomHeight,rect().width() - m_sideWidth,rect().height()-m_bottomHeight - iLineLen);
//右下横线
p.drawLine(rect().width() - m_sideWidth,rect().height()-m_bottomHeight, rect().width() - m_sideWidth - iLineLen,rect().height()-m_bottomHeight); //左下横线
p.drawLine(m_sideWidth,rect().height()-m_bottomHeight,m_sideWidth+iLineLen, rect().height()-m_bottomHeight);
//左下竖线
p.drawLine(m_sideWidth,rect().height()-m_bottomHeight, m_sideWidth,rect().height()-m_bottomHeight -iLineLen); //绘制底部提示消息
QString strMsg = "";
if(m_status == )
{
strMsg=QStringLiteral("请通行");
}
else if(m_status == )
{
strMsg=QStringLiteral("请刷脸");
}
else if(m_status == )
{
strMsg=QStringLiteral("请对准红框");
}
p.setPen(pen);
p.drawRect(rect().width()/ - iTxtWidth/, rect().height()-m_bottomHeight + (m_bottomHeight/-iTxtHeight/), iTxtWidth, iTxtHeight ); QRect txtRect;
txtRect.setX(rect().width()/ - iTxtWidth/);
txtRect.setY(rect().height()-m_bottomHeight + (m_bottomHeight/-iTxtHeight/));
txtRect.setWidth(iTxtWidth);
txtRect.setHeight(iTxtHeight); p.setPen(pen2); QFont font;
font.setFamily("Microsoft YaHei");
// 大小
font.setPointSize();
// 使用字体
p.setFont(font); p.drawText(txtRect, Qt::AlignCenter , strMsg); p.end();

m_movie =new QMovie("F:/TestProject/QMoveTest/timg.gif");
m_timer =new QTimer(this);

ui->lblMove->setVisible(true); ui->lblMove->setMovie(m_movie); m_movie->start(); //m_timer->start(3000);
QTimer::singleShot(, this, SLOT(StopMovie()));

void MainWindow::StopMovie()
{
m_movie->stop();
ui->lblMove->setVisible(false);
}