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Fix Tooltip Positions, code cleanup

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Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>
This commit is contained in:
Tomaz Canabrava 2013-05-10 11:07:44 -03:00
parent 93d3af768b
commit 2052e44ba1
2 changed files with 22 additions and 11 deletions
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32
qt-ui/profilegraphics.cpp
View file

@ -142,6 +142,7 @@ void ProfileGraphicsView::wheelEvent(QWheelEvent* event)
setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
// Scale the view / do the zoom
QPoint toolTipPos = mapFromScene(toolTip->pos());
double scaleFactor = 1.15;
if(event->delta() > 0) {
// Zoom in
@ -150,23 +151,16 @@ void ProfileGraphicsView::wheelEvent(QWheelEvent* event)
// Zooming out
scale(1.0 / scaleFactor, 1.0 / scaleFactor);
}
toolTip->setPos(mapToScene(toolTipPos).x(), mapToScene(toolTipPos).y());
}
void ProfileGraphicsView::mouseMoveEvent(QMouseEvent* event)
{
toolTip->clear();
int time = (mapToScene(event->pos()).x() * gc.maxtime) / scene()->sceneRect().width();
char buffer[500];
get_plot_details(&gc, time, buffer, 500);
toolTip->addToolTip(QString(buffer));
QList<QGraphicsItem*> items = scene()->items(mapToScene(event->pos()), Qt::IntersectsItemShape, Qt::DescendingOrder, transform());
Q_FOREACH(QGraphicsItem *item, items) {
if (!item->toolTip().isEmpty())
toolTip->addToolTip(item->toolTip());
}
toolTip->refresh(&gc, mapToScene(event->pos()));
// Pan on mouseMove code.
QPoint toolTipPos = mapFromScene(toolTip->pos());
ensureVisible(event->pos().x(), event->pos().y(), 10, 10, 100, 100);
toolTip->setPos(mapToScene(toolTipPos).x(), mapToScene(toolTipPos).y());
QGraphicsView::mouseMoveEvent(event);
}
@ -1172,6 +1166,22 @@ void ToolTipItem::removeToolTip(const QString& toolTip)
expand();
}
void ToolTipItem::refresh(struct graphics_context *gc, QPointF pos)
{
clear();
int time = (pos.x() * gc->maxtime) / scene()->sceneRect().width();
char buffer[500];
get_plot_details(gc, time, buffer, 500);
addToolTip(QString(buffer));
QList<QGraphicsItem*> items = scene()->items(pos, Qt::IntersectsItemShape, Qt::DescendingOrder, transform());
Q_FOREACH(QGraphicsItem *item, items) {
if (!item->toolTip().isEmpty())
addToolTip(item->toolTip());
}
}
void ToolTipItem::clear()
{
Q_FOREACH(ToolTip t, toolTips) {

1
qt-ui/profilegraphics.h
View file

@ -31,6 +31,7 @@ public:
void clear();
void addToolTip(const QString& toolTip, const QIcon& icon = QIcon());
void removeToolTip(const QString& toolTip);
void refresh(struct graphics_context* gc, QPointF pos);
public Q_SLOTS:
void setRect(const QRectF& rect);