tdesktop/Telegram/SourceFiles/statistics/widgets/point_details_widget.h

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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
#include "data/data_statistics_chart.h"
#include "ui/abstract_button.h"
namespace Ui {
class RippleAnimation;
} // namespace Ui
namespace Statistic {
void PaintDetails(
QPainter &p,
const Data::StatisticalChart::Line &line,
int absoluteValue,
const QRect &rect);
class PointDetailsWidget : public Ui::AbstractButton {
public:
PointDetailsWidget(
not_null<Ui::RpWidget*> parent,
const Data::StatisticalChart &chartData,
float64 maxAbsoluteValue,
bool zoomEnabled);
[[nodiscard]] int xIndex() const;
void setXIndex(int xIndex);
void setAlpha(float64 alpha);
[[nodiscard]] float64 alpha() const;
void setLineAlpha(int lineId, float64 alpha);
protected:
void paintEvent(QPaintEvent *e) override;
void mousePressEvent(QMouseEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
private:
const bool _zoomEnabled;
const Data::StatisticalChart &_chartData;
const style::TextStyle &_textStyle;
const style::TextStyle &_headerStyle;
Ui::Text::String _header;
const style::icon *_valueIcon = nullptr;
void invalidateCache();
[[nodiscard]] int lineYAt(int index) const;
void resizeHeight();
struct Line final {
int id = 0;
Ui::Text::String name;
Ui::Text::String value;
Ui::Text::String percentage;
QColor valueColor;
float64 alpha = 1.;
};
bool _hasPositiveValues = true;
int _maxPercentageWidth = 0;
QRect _innerRect;
QRect _textRect;
QImage _arrow;
QImage _cache;
int _xIndex = -1;
float64 _alpha = 1.;
std::vector<Line> _lines;
std::unique_ptr<Ui::RippleAnimation> _ripple;
};
} // namespace Statistic