subsurface/qt-ui/profile/divetooltipitem.h
Dirk Hohndel 08490785b2 Only recalculate the tooltip if time has changed
Small optimization, but seems to make sense.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2014-02-19 16:06:16 -08:00

62 lines
1.6 KiB
C++

#ifndef DIVETOOLTIPITEM_H
#define DIVETOOLTIPITEM_H
#include <QGraphicsPathItem>
#include <QVector>
#include <QPair>
#include <QRectF>
#include <QIcon>
#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 QGraphicsPathItem
{
Q_OBJECT
void updateTitlePosition();
Q_PROPERTY(QRectF rect READ boundingRect WRITE setRect)
public:
enum Status{COLLAPSED, EXPANDED};
enum {ICON_SMALL = 16, ICON_MEDIUM = 24, ICON_BIG = 32, SPACING=4};
explicit ToolTipItem(QGraphicsItem* parent = 0);
virtual ~ToolTipItem();
void collapse();
void expand();
void clear();
void addToolTip(const QString& toolTip, const QIcon& icon = QIcon());
void refresh(struct graphics_context* gc, QPointF pos);
void refresh(const QPointF& pos);
bool isExpanded() const;
void persistPos();
void readPos();
void mouseReleaseEvent(QGraphicsSceneMouseEvent* event);
void setTimeAxis(DiveCartesianAxis *axis);
void setPlotInfo(const plot_info& plot);
public slots:
void setRect(const QRectF& rect);
private:
typedef QPair<QGraphicsPixmapItem*, QGraphicsSimpleTextItem*> ToolTip;
QVector<ToolTip> toolTips;
QGraphicsPathItem *background;
QGraphicsLineItem *separator;
QGraphicsSimpleTextItem *title;
Status status;
QRectF rectangle;
QRectF nextRectangle;
DiveCartesianAxis *timeAxis;
plot_info pInfo;
int lastTime;
};
#endif // DIVETOOLTIPITEM_H