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profile: convert the "ruler item" to qt-quick

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Code is mostly based on the "tooltip item". The dragging code was
slightly reworked to be more logical. A "disk item" was added for
the handles.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2024-01-12 22:26:32 +01:00
parent b167e130a4
commit ea0085fef6
14 changed files with 313 additions and 228 deletions
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51
qt-quick/chartitem.cpp
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@ -37,7 +37,7 @@ QRectF ChartItem::getRect() const
return rect;
}
void ChartItem::setPos(QPointF)
void ChartItem::drag(QPointF)
{
}
@ -119,6 +119,11 @@ void ChartPixmapItem::resize(QSizeF size)
setTextureDirty();
}
void ChartPixmapItem::drag(QPointF pos)
{
setPos(pos);
}
void ChartPixmapItem::setPos(QPointF pos)
{
rect.moveTopLeft(pos);
@ -158,6 +163,8 @@ ChartRectItem::~ChartRectItem()
void ChartRectItem::resize(QSizeF size)
{
ChartPixmapItem::resize(size);
if (!painter)
return;
img->fill(Qt::transparent);
painter->setPen(pen);
painter->setBrush(brush);
@ -175,7 +182,8 @@ void AnimatedChartRectItem::setPixmap(const QPixmap &p, int animSpeed)
{
if (animSpeed <= 0) {
resize(p.size());
painter->drawPixmap(0, 0, p, 0, 0, p.width(), p.height());
if (painter)
painter->drawPixmap(0, 0, p, 0, 0, p.width(), p.height());
setTextureDirty();
return;
}
@ -194,10 +202,47 @@ void AnimatedChartRectItem::anim(double fraction)
QSize s(mid(originalSize.width(), pixmap.width(), fraction),
mid(originalSize.height(), pixmap.height(), fraction));
resize(s);
painter->drawPixmap(0, 0, pixmap, 0, 0, s.width(), s.height());
if (painter)
painter->drawPixmap(0, 0, pixmap, 0, 0, s.width(), s.height());
setTextureDirty();
}
ChartDiskItem::ChartDiskItem(ChartView &v, size_t z, const QPen &pen, const QBrush &brush, bool dragable) :
ChartPixmapItem(v, z, dragable),
pen(pen), brush(brush)
{
}
ChartDiskItem::~ChartDiskItem()
{
}
void ChartDiskItem::resize(double radius)
{
ChartPixmapItem::resize(QSizeF(2.0 * radius, 2.0 * radius));
if (!painter)
return;
img->fill(Qt::transparent);
painter->setPen(pen);
painter->setBrush(brush);
QSize imgSize = img->size();
int width = pen.width();
QRect rect(width / 2, width / 2, imgSize.width() - width, imgSize.height() - width);
painter->drawEllipse(rect);
}
// Moves the _center_ of the disk to given position.
void ChartDiskItem::setPos(QPointF pos)
{
rect.moveCenter(pos);
setPositionDirty();
}
QPointF ChartDiskItem::getPos() const
{
return rect.center();
}
ChartTextItem::ChartTextItem(ChartView &v, size_t z, const QFont &f, const std::vector<QString> &text, bool center) :
ChartPixmapItem(v, z), f(f), center(center)
{