subsurface/stats/scatterseries.h
Berthold Stoeger 4c43764b36 stats: don't pass StatsTheme in ChartItem::render
To make the qt-quick code of the statistics module more general,
don't pass the StatsTheme in render calls to ChartItems. Items
that need it, may just store a reference to the theme.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2024-09-11 10:35:04 +02:00

57 lines
1.7 KiB
C++

// SPDX-License-Identifier: GPL-2.0
// A small custom scatter series, where every item represents a dive
// The original QScatterSeries was buggy and distinctly slower
#ifndef SCATTER_SERIES_H
#define SCATTER_SERIES_H
#include "statshelper.h"
#include "statsseries.h"
#include <memory>
#include <vector>
class ChartScatterItem;
struct InformationBox;
struct StatsVariable;
struct dive;
class ScatterSeries : public StatsSeries {
public:
ScatterSeries(StatsView &view, StatsAxis *xAxis, StatsAxis *yAxis,
const StatsVariable &varX, const StatsVariable &varY);
~ScatterSeries();
void updatePositions() override;
bool hover(QPointF pos) override;
void unhighlight() override;
// Note: this expects that all items are added with increasing pos!
void append(dive *d, double pos, double value);
bool selectItemsUnderMouse(const QPointF &point, SelectionModifier modifier) override;
bool supportsLassoSelection() const override;
void selectItemsInRect(const QRectF &rect, SelectionModifier modifier, const std::vector<dive *> &oldSelection) override;
private:
// Get items under mouse.
std::vector<int> getItemsUnderMouse(const QPointF &f) const;
std::vector<int> getItemsInRect(const QRectF &f) const;
struct Item {
ChartItemPtr<ChartScatterItem> item;
dive *d;
bool selected;
double pos, value;
Item(StatsView &view, ScatterSeries *series, const StatsTheme &theme, dive *d, double pos, double value);
void updatePosition(ScatterSeries *series);
void highlight(bool highlight);
};
ChartItemPtr<InformationBox> information;
std::vector<Item> items;
std::vector<int> highlighted;
const StatsVariable &varX;
const StatsVariable &varY;
void divesSelected(const QVector<dive *> &) override;
};
#endif