Exemplo n.º 1
0
void CurveLineInstrument::mouseMoveEvent(QMouseEvent *event, ImageArea &imageArea)
{
    if(imageArea.isPaint())
    {
        switch(mPointsCount)
        {
        //draw linear Bezier curve
        case 1:
            mEndPoint = QPoint(event->pos().x()/imageArea.getZoomFactor(), event->pos().y()/imageArea.getZoomFactor());
            break;
        //draw square Bezier curve
        case 2:
            mFirstControlPoint = mSecondControlPoint = QPoint(event->pos().x()/imageArea.getZoomFactor(), event->pos().y()/imageArea.getZoomFactor());
            break;
        //draw cubic Bezier curve
        case 0:
            mSecondControlPoint = QPoint(event->pos().x()/imageArea.getZoomFactor(), event->pos().y()/imageArea.getZoomFactor());
            break;
        }

        imageArea.setImage(mImageCopy);
        if(event->buttons() & Qt::LeftButton)
            paint(imageArea, false);
        else if(event->buttons() & Qt::RightButton)
            paint(imageArea, true);
    }
}
Exemplo n.º 2
0
void CurveLineInstrument::mousePressEvent(QMouseEvent *event, ImageArea &imageArea)
{
    if(event->button() == Qt::LeftButton || event->button() == Qt::RightButton)
    {
        if(DataSingleton::Instance()->isResetCurve())
        {
            mPointsCount = 0;
            DataSingleton::Instance()->setResetCurve(false);
        }
        switch(mPointsCount)
        {
        //draw linear Bezier curve
        case 0:
            mImageCopy = *imageArea.getImage();
            mStartPoint = mEndPoint = mFirstControlPoint = mSecondControlPoint = QPoint(event->pos().x()/imageArea.getZoomFactor(), event->pos().y()/imageArea.getZoomFactor());
            ++mPointsCount;
            break;
        //draw square Bezier curve
        case 1:
            mFirstControlPoint = mSecondControlPoint = QPoint(event->pos().x()/imageArea.getZoomFactor(), event->pos().y()/imageArea.getZoomFactor());
            ++mPointsCount;
            break;
        //draw cubic Bezier curve
        case 2:
            mSecondControlPoint = QPoint(event->pos().x()/imageArea.getZoomFactor(), event->pos().y()/imageArea.getZoomFactor());
            mPointsCount = 0;
            break;
        }
        imageArea.setIsPaint(true);
        makeUndoCommand(imageArea);
    }
}
Exemplo n.º 3
0
void EraserInstrument::paint(ImageArea &imageArea, bool, bool)
{
    QPainter painter(imageArea.getImage());
    painter.setPen(QPen(Qt::white,
                        DataSingleton::Instance()->getPenSize() * imageArea.getZoomFactor(),
                        Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));

    if(mStartPoint != mEndPoint)
    {
        painter.drawLine(mStartPoint, mEndPoint);
    }

    if(mStartPoint == mEndPoint)
    {
        painter.drawPoint(mStartPoint);
    }
    imageArea.setEdited(true);
    //    int rad(DataSingleton::Instance()->getPenSize() + round(sqrt((mStartPoint.x() - mEndPoint.x()) *
    //                                                                 (mStartPoint.x() - mEndPoint.x()) +
    //                                                                 (mStartPoint.y() - mEndPoint.y()) *
    //                                                                 (mStartPoint.y() - mEndPoint.y()))));
    //    mPImageArea->update(QRect(mStartPoint, mEndPoint).normalized().adjusted(-rad, -rad, +rad, +rad));
    painter.end();
    imageArea.update();
}
Exemplo n.º 4
0
void CurveLineInstrument::paint(ImageArea &imageArea, bool isSecondaryColor, bool)
{
    QPainter painter(imageArea.getImage());
    //make Bezier curve path
    QPainterPath path;
    path.moveTo(mStartPoint);
    path.cubicTo(mFirstControlPoint, mSecondControlPoint, mEndPoint);
    //choose color
    painter.setPen(QPen(isSecondaryColor ? DataSingleton::Instance()->getSecondaryColor() :
                                           DataSingleton::Instance()->getPrimaryColor(),
                        DataSingleton::Instance()->getPenSize() * imageArea.getZoomFactor(),
                        Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
    //draw Bezier curve with given path
    painter.strokePath(path, painter.pen());

    imageArea.setEdited(true);
    painter.end();
    imageArea.update();
}
Exemplo n.º 5
0
void RectangleInstrument::paint(ImageArea &imageArea, bool isSecondaryColor, bool)
{
    QPainter painter(imageArea.getImage());
    painter.setPen(QPen(DataSingleton::Instance()->getPrimaryColor(),
                        DataSingleton::Instance()->getPenSize() * imageArea.getZoomFactor(),
                        Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
    if(isSecondaryColor)
    {
        painter.setBrush(QBrush(DataSingleton::Instance()->getSecondaryColor()));
    }
    if(mStartPoint != mEndPoint)
    {
        painter.drawRect(QRect(mStartPoint, mEndPoint));
    }
    imageArea.setEdited(true);
//    int rad(DataSingleton::Instance()->getPenSize() + round(sqrt((mStartPoint.x() - mEndPoint.x()) *
//                                                                 (mStartPoint.x() - mEndPoint.x()) +
//                                                                 (mStartPoint.y() - mEndPoint.y()) *
//                                                                 (mStartPoint.y() - mEndPoint.y()))));
//    mPImageArea->update(QRect(mStartPoint, mEndPoint).normalized().adjusted(-rad, -rad, +rad, +rad));
    painter.end();
    imageArea.update();
}