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Add Fork arrowhead option

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This commit is contained in:
wandererfan
2019-05-25 10:29:43 -04:00
committed by wmayer
parent 9be45a7981
commit e2519d6424
6 changed files with 175 additions and 1 deletions
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41
src/Mod/TechDraw/Gui/QGIArrow.cpp
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@@ -86,6 +86,12 @@ void QGIArrow::draw() {
path = makeDot(m_size/2.0,m_size/2.0,isFlipped);
} else if (m_style == 4) {
path = makeOpenDot(m_size/2.0,m_size/2.0,isFlipped);
} else if (m_style == 5) {
if (m_dirMode) {
path = makeForkArrow(getDirection(), m_size/2.0,m_size/2.0); //big enough?
} else {
path = makeForkArrow(m_size/2.0,m_size/2.0,isFlipped); //big enough?
}
} else {
path = makeFilledTriangle(m_size,m_size/6.0,isFlipped); //sb a question mark or ???
}
@@ -217,6 +223,41 @@ QPainterPath QGIArrow::makeOpenDot(double length, double width, bool flipped)
return path;
}
QPainterPath QGIArrow::makeForkArrow(double length, double width, bool flipped)
{
//(0,0) is tip of arrow
if (flipped) {
length *= -1;
}
QPainterPath path;
path.moveTo(QPointF(Rez::guiX(length),Rez::guiX(-width)));
path.lineTo(QPointF(0.,0.));
path.lineTo(QPointF(Rez::guiX(length),Rez::guiX(width)));
m_fill = Qt::NoBrush;
return path;
}
QPainterPath QGIArrow::makeForkArrow(Base::Vector3d dir, double length, double width)
{
//(0,0) is tip of arrow
Base::Vector3d negDir = -dir;
Base::Vector3d normDir = dir;
negDir.Normalize();
normDir.Normalize();
Base::Vector3d perp(-normDir.y,normDir.x, 0.0);
Base::Vector3d barb1 = normDir * length + perp * width;
Base::Vector3d barb2 = normDir * length - perp * width;
QPainterPath path;
path.moveTo(QPointF(Rez::guiX(barb1.x),Rez::guiX(barb1.y)));
path.lineTo(QPointF(0.,0.));
path.lineTo(QPointF(Rez::guiX(barb2.x),Rez::guiX(barb2.y)));
m_fill = Qt::NoBrush;
return path;
}
int QGIArrow::getPrefArrowStyle()
{