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2eebae13dd
Move most of the QtQuick code to its own directory, so that it can be reused in the future for the chart. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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// A small custom scatter series, where every item represents a dive
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// The original QScatterSeries was buggy and distinctly slower
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#ifndef SCATTER_SERIES_H
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#define SCATTER_SERIES_H
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#include "statshelper.h"
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#include "statsseries.h"
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#include "qt-quick/chartitem_ptr.h"
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#include <memory>
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#include <vector>
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class ChartScatterItem;
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struct InformationBox;
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struct StatsVariable;
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struct dive;
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class ScatterSeries : public StatsSeries {
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public:
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ScatterSeries(StatsView &view, StatsAxis *xAxis, StatsAxis *yAxis,
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const StatsVariable &varX, const StatsVariable &varY);
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~ScatterSeries();
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void updatePositions() override;
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bool hover(QPointF pos) override;
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void unhighlight() override;
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// Note: this expects that all items are added with increasing pos!
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void append(dive *d, double pos, double value);
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bool selectItemsUnderMouse(const QPointF &point, SelectionModifier modifier) override;
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bool supportsLassoSelection() const override;
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void selectItemsInRect(const QRectF &rect, SelectionModifier modifier, const std::vector<dive *> &oldSelection) override;
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private:
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// Get items under mouse.
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std::vector<int> getItemsUnderMouse(const QPointF &f) const;
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std::vector<int> getItemsInRect(const QRectF &f) const;
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struct Item {
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ChartItemPtr<ChartScatterItem> item;
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dive *d;
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bool selected;
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double pos, value;
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Item(StatsView &view, ScatterSeries *series, const StatsTheme &theme, dive *d, double pos, double value);
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void updatePosition(ScatterSeries *series);
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void highlight(bool highlight);
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};
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ChartItemPtr<InformationBox> information;
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std::vector<Item> items;
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std::vector<int> highlighted;
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const StatsVariable &varX;
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const StatsVariable &varY;
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void divesSelected(const QVector<dive *> &) override;
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};
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#endif
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