init

Telegram/SourceFiles/statistics/view/chart_rulers_view.h

@@ -0,0 +1,59 @@
+/*
+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 "statistics/chart_rulers_data.h"
+
+namespace Data {
+struct StatisticalChart;
+} // namespace Data
+
+namespace Statistic {
+
+enum class ChartViewType;
+struct Limits;
+class LinesFilterController;
+
+struct ChartRulersView final {
+public:
+	ChartRulersView();
+
+	void setChartData(
+		const Data::StatisticalChart &chartData,
+		ChartViewType type,
+		std::shared_ptr<LinesFilterController> linesFilter);
+
+	void paintRulers(QPainter &p, const QRect &r);
+
+	void paintCaptionsToRulers(QPainter &p, const QRect &r);
+
+	void computeRelative(int newMaxHeight, int newMinHeight);
+	void setAlpha(float64 value);
+	void add(Limits newHeight, bool animated);
+
+private:
+	bool _isDouble = false;
+	QPen _leftPen;
+	QPen _rightPen;
+	int _leftLineId = 0;
+	int _rightLineId = 0;
+	QImage _currencyIcon;
+
+	Fn<QString(float64)> _leftCustomCaption = nullptr;
+	Fn<QString(float64)> _rightCustomCaption = nullptr;
+
+	std::vector<ChartRulersData> _rulers;
+
+	std::shared_ptr<LinesFilterController> _linesFilter;
+
+	float64 _scaledLineRatio = 0.;
+	bool _isLeftLineScaled = false;
+
+};
+
+} // namespace Statistic