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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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68
profile-widget/ruleritem.h
View file

@ -2,59 +2,31 @@
#ifndef RULERITEM_H
#define RULERITEM_H
#include <QObject>
#include <QGraphicsEllipseItem>
#include <QGraphicsObject>
#include "profile-widget/divecartesianaxis.h"
#include "qt-quick/chartitem.h"
struct plot_data;
#include <QFont>
#include <QFontMetrics>
class ProfileView;
class ProfileScene;
class RulerItemHandle;
struct plot_info;
class RulerItem2;
struct dive;
class RulerNodeItem2 : public QObject, public QGraphicsEllipseItem {
Q_OBJECT
friend class RulerItem2;
class RulerItem {
ChartItemPtr<ChartLineItem> line;
ChartItemPtr<RulerItemHandle> handle1, handle2;
ChartItemPtr<AnimatedChartRectItem> tooltip;
QFont font;
QFontMetrics fm;
double fontHeight;
QPixmap title;
public:
explicit RulerNodeItem2();
void setRuler(RulerItem2 *r);
void setPlotInfo(const struct plot_info &info);
void recalculate();
private:
void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
const struct plot_info *pInfo;
int idx;
RulerItem2 *ruler;
DiveCartesianAxis *timeAxis;
DiveCartesianAxis *depthAxis;
};
class RulerItem2 : public QObject, public QGraphicsLineItem {
Q_OBJECT
public:
explicit RulerItem2();
void recalculate();
void setPlotInfo(const struct dive *d, const struct plot_info &pInfo);
RulerNodeItem2 *sourceNode() const;
RulerNodeItem2 *destNode() const;
void setAxis(DiveCartesianAxis *time, DiveCartesianAxis *depth);
RulerItem(ProfileView &view, double dpr);
void setVisible(bool visible);
public
slots:
void settingsChanged(bool toggled);
private:
const struct dive *dive;
const struct plot_info *pInfo;
QPointF startPoint, endPoint;
RulerNodeItem2 *source, *dest;
QString text;
DiveCartesianAxis *timeAxis;
DiveCartesianAxis *depthAxis;
QGraphicsRectItem *textItemBack;
QGraphicsSimpleTextItem *textItem;
void update(const dive *d, double dpr, const ProfileScene &scene, const plot_info &info, int animspeed);
void anim(double progress);
};
#endif