RetroShare/retroshare-gui/src/gui/statistics/Histogram.h

/*******************************************************************************
 * gui/statistics/Histogram.h                                                  *
 *                                                                             *
 * Copyright (c) 2020 Retroshare Team <retroshare.project@gmail.com>           *
 *                                                                             *
 * This program is free software: you can redistribute it and/or modify        *
 * it under the terms of the GNU Affero General Public License as              *
 * published by the Free Software Foundation, either version 3 of the          *
 * License, or (at your option) any later version.                             *
 *                                                                             *
 * This program is distributed in the hope that it will be useful,             *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of              *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                *
 * GNU Affero General Public License for more details.                         *
 *                                                                             *
 * You should have received a copy of the GNU Affero General Public License    *
 * along with this program. If not, see <https://www.gnu.org/licenses/>.       *
 *                                                                             *
 *******************************************************************************/

#include <vector>
#include <iostream>

class QPainter;

class Histogram
{
	public:
		Histogram(double start, double end, int bins);

		void draw(QPainter *painter) const ;
		void insert(double val);

        const std::vector<uint32_t>& entries() const { return mBins; }

	private:
		double mStart;
		double mEnd;

		std::vector<uint32_t> mBins;

		friend std::ostream& operator<<(std::ostream& o,const Histogram& h);
};