Nainosaur/progressbar.cpp at main · HuagoSR/Nainosaur · GitHub

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#include "progressbar.h"


ProgressBar::ProgressBar(qreal width,qreal height,QPointF position, qreal border_width, QObject *parent)
    : QObject{parent},m_progress(0),m_position(position),m_borderWidth(border_width)
{
    QPointF rb(position.x()+width,position.y()+height);
    m_rect=QRectF(position,rb);
    m_internalColor=QColor(0,0,0);
    m_internalColor=QColor(0,0,0);
}

void ProgressBar::setProgress(qreal x)
{
    if(x<0) x=0;
    if(x>=1)
    {
        emit complete();
        x=1;
    }
    m_progress=x;
}

qreal ProgressBar::progress()
{
    return m_progress;
}

void ProgressBar::setBorderColor(QColor c)
{
    m_borderColor=c;
}

void ProgressBar::setInternalColor(QColor c)
{
    m_internalColor=c;
}

QColor ProgressBar::borderColor()
{
    return m_borderColor;
}

QColor ProgressBar::internalColor()
{
    return m_internalColor;
}

void ProgressBar::setRect(QRectF rect)
{
    m_rect=rect;
    m_position=rect.topLeft();
}

QRectF ProgressBar::rect()
{
    return m_rect;
}

void ProgressBar::setWidth(qreal w)
{
    QRectF newRect=rect();
    newRect.setRect(rect().x(),rect().y(),w,rect().height());
    setRect(newRect);
}

void ProgressBar::setHeight(qreal h)
{
    QRectF newRect=rect();
    newRect.setRect(rect().x(),rect().y(),rect().width(),h);
    setRect(newRect);
}

qreal ProgressBar::width()
{
    return m_rect.width();
}

qreal ProgressBar::height()
{
    return m_rect.height();
}

void ProgressBar::setPosition(QPointF p)
{
    m_position=p;
    QRectF newRect(p,QPointF(p.x()+width(),p.y()+height()));
    m_rect=newRect;
}

QPointF ProgressBar::position()
{
    return m_position;
}

void ProgressBar::center(QRect rect)
{
    qreal x=rect.center().x()-width()/2;
    qreal y=rect.center().y()-height()/2;
    setPosition(QPointF(x,y));
}

void ProgressBar::centerLower(QRect rect)
{
    qreal x=rect.center().x()-width()/2;
    qreal y=rect.center().y();
    setPosition(QPointF(x,y));
}

void ProgressBar::setBorderWidth(qreal w)
{
    m_borderWidth=w;
}

qreal ProgressBar::borderWidth()
{
    return m_borderWidth;
}

void ProgressBar::paint(QPainter &painter)
{
    QPen oldPen=painter.pen();
    QBrush oldBrush=painter.brush();
    //内部
    painter.setBrush(m_internalColor);
    painter.setPen(Qt::NoPen);
    qreal x=width()-borderWidth();
    qreal y=height()-borderWidth();
    QPointF lt(m_position.x()+m_borderWidth/2,m_position.y()+m_borderWidth/2);
    QPointF rb(x*progress()+lt.x(),y+lt.y());
    painter.drawRect(QRectF(lt,rb));
    //外部
    QPen pen(m_borderColor);
    pen.setWidth(m_borderWidth);
    painter.setBrush(Qt::NoBrush);
    painter.setPen(pen);
    painter.drawRect(rect());
    //复原
    painter.setBrush(oldBrush);
    painter.setPen(oldPen);
}