profile: activate dragging of tooltipitem

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

profile-widget/profileview.cpp

@@ -122,7 +122,8 @@ void ProfileView::clear()
 		profileScene->clear();
 	//handles.clear();
 	//gases.clear();
-	tooltip.reset();
+	if (tooltip)
+		tooltip->setVisible(false);
 	empty = true;
 	d = nullptr;
 	dc = 0;
@@ -261,6 +262,11 @@ void ProfileView::wheelEvent(QWheelEvent *event)
 
 void ProfileView::mousePressEvent(QMouseEvent *event)
 {
+	// Handle dragging of items
+	ChartView::mousePressEvent(event);
+	if (event->isAccepted())
+		return;
+
 	panning = true;
 	QPointF pos = mapToScene(event->pos());
 	panStart(pos.x(), pos.y());
@@ -268,8 +274,10 @@ void ProfileView::mousePressEvent(QMouseEvent *event)
 	event->accept();
 }
 
-void ProfileView::mouseReleaseEvent(QMouseEvent *)
+void ProfileView::mouseReleaseEvent(QMouseEvent *event)
 {
+	ChartView::mouseReleaseEvent(event);
+
 	if (panning) {
 		panning = false;
 		unsetCursor();
@@ -282,6 +290,8 @@ void ProfileView::mouseReleaseEvent(QMouseEvent *)
 
 void ProfileView::mouseMoveEvent(QMouseEvent *event)
 {
+	ChartView::mouseMoveEvent(event);
+
 	QPointF pos = mapToScene(event->pos());
 	if (panning)
 		pan(pos.x(), pos.y());

profile-widget/tooltipitem.cpp

@@ -7,6 +7,7 @@
 #include "core/membuffer.h"
 #include "core/profile.h"
 #include "core/qthelper.h" // for decoMode
+#include "core/settings/qPrefDisplay.h"
 
 #include <cmath>
 #include <QApplication>
@@ -37,12 +38,16 @@ static QFont makeFont(double dpr)
 ToolTipItem::ToolTipItem(ChartView &view, double dpr) :
 	ChartRectItem(view, ProfileZValue::ToolTipItem,
 		      QPen(tooltipBorderColor, tooltipBorder),
-		      QBrush(tooltipColor), tooltipBorderRadius),
+		      QBrush(tooltipColor), tooltipBorderRadius,
+		      true),
 	font(makeFont(dpr)),
 	fm(font),
 	fontHeight(fm.height())
 {
 	title = stringToPixmap(ProfileTranslations::tr("Information"));
+
+	QPointF pos = qPrefDisplay::tooltip_position();
+	setPos(pos);
 }
 
 QPixmap ToolTipItem::stringToPixmap(const QString &str) const
@@ -157,3 +162,8 @@ void ToolTipItem::update(const dive *d, double dpr, int time, const plot_info &p
 	}
 	setTextureDirty();
 }
+
+void ToolTipItem::stopDrag(QPointF pos)
+{
+	qPrefDisplay::set_tooltip_position(pos);
+}

profile-widget/tooltipitem.h

@@ -22,6 +22,8 @@ private:
 	double width, height;
 
 	QPixmap stringToPixmap(const QString &s) const;
+
+	void stopDrag(QPointF pos) override;
 };
 
 

qt-quick/chartitem.cpp

@@ -41,6 +41,10 @@ void ChartItem::setPos(QPointF)
 {
 }
 
+void ChartItem::stopDrag(QPointF pos)
+{
+}
+
 static int round_up(double f)
 {
 	return static_cast<int>(ceil(f));

qt-quick/chartitem.h

@@ -31,6 +31,7 @@ public:
 	virtual ~ChartItem();			// Attention: must only be called by render thread.
 	QRectF getRect() const;
 	virtual void setPos(QPointF pos);	// Called when dragging the item
+	virtual void stopDrag(QPointF pos);	// Called when dragging the item finished
 protected:
 	ChartItem(ChartView &v, size_t z, bool dragable = false);
 	QSizeF sceneSize() const;

qt-quick/chartview.cpp

@@ -282,6 +282,8 @@ void ChartView::mousePressEvent(QMouseEvent *event)
 void ChartView::mouseReleaseEvent(QMouseEvent *event)
 {
 	if (draggedItem) {
+		QPointF pos = event->localPos();
+		draggedItem->stopDrag(pos);
 		draggedItem.reset();
 		ungrabMouse();
 		event->accept();