subsurface/qt-ui/profile/divetooltipitem.h
Tomaz Canabrava ac40c458fa Reduce the refresh rate of the toolTipItem to 25fps.
This reduces a lot of CPU time and makes the overall use of the tooltip a
breeze.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2015-01-17 08:07:14 +13:00

67 lines
1.7 KiB
C++

#ifndef DIVETOOLTIPITEM_H
#define DIVETOOLTIPITEM_H
#include <QGraphicsRectItem>
#include <QVector>
#include <QPair>
#include <QRectF>
#include <QIcon>
#include <QTime>
#include "display.h"
class DiveCartesianAxis;
class QGraphicsLineItem;
class QGraphicsSimpleTextItem;
class QGraphicsPixmapItem;
struct graphics_context;
/* To use a tooltip, simply ->setToolTip on the QGraphicsItem that you want
* or, if it's a "global" tooltip, set it on the mouseMoveEvent of the ProfileGraphicsView.
*/
class ToolTipItem : public QObject, public QGraphicsRectItem {
Q_OBJECT
void updateTitlePosition();
Q_PROPERTY(QRectF rect READ rect WRITE setRect)
public:
enum Status {
COLLAPSED,
EXPANDED
};
explicit ToolTipItem(QGraphicsItem *parent = 0);
virtual ~ToolTipItem();
void collapse();
void expand();
void clear();
void addToolTip(const QString &toolTip, const QIcon &icon = QIcon(), const QPixmap &pixmap = QPixmap());
void refresh(const QPointF &pos);
bool isExpanded() const;
void persistPos();
void readPos();
void mousePressEvent(QGraphicsSceneMouseEvent *event);
void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
void setTimeAxis(DiveCartesianAxis *axis);
void setPlotInfo(const plot_info &plot);
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
public
slots:
void setRect(const QRectF &rect);
private:
typedef QPair<QGraphicsPixmapItem *, QGraphicsSimpleTextItem *> ToolTip;
QVector<ToolTip> toolTips;
ToolTip entryToolTip;
QGraphicsSimpleTextItem *title;
Status status;
QRectF rectangle;
QRectF nextRectangle;
DiveCartesianAxis *timeAxis;
plot_info pInfo;
int lastTime;
QTime refreshTime;
QList<QGraphicsItem*> oldSelection;
};
#endif // DIVETOOLTIPITEM_H