/*
    QAD - Qt ADvanced

	Ivan Pelipenko peri4ko@yandex.ru

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser 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 Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef graphic_analysis_h
#define graphic_analysis_h

#include "qad_graphic_analysis_export.h"

#include <graphic_ranges.h>
#include <pibase_macros.h>

namespace Ui {
class GraphicAnalysis;
}
class GraphicAnalysisPlugin;
class GraphicAnalysisStatistics;

class QAD_GRAPHIC_ANALYSIS_EXPORT GraphicAnalysis: public GraphicRanges {
	Q_OBJECT
	friend class GraphicAnalysisPlugin;
	Q_PROPERTY(bool toolboxVisible READ isToolboxVisible WRITE setToolboxVisible)
	Q_PROPERTY(bool showSpectrum READ isShowSpectrum WRITE setShowSpectrum)

public:
	GraphicAnalysis(QWidget * parent = 0);
	virtual ~GraphicAnalysis();

	void setGraphicData(const QPolygonF & g, int graphic, bool update_ = true);

	bool isSpectrumFixedDuration() const;
	void setIsSpectrumFixedDuration(bool on);
	double spectrumFixedDuration() const;
	void setSpectrumFixedDuration(double val);

	bool isToolboxVisible() const;
	void setToolboxVisible(bool yes);
	void setLabelX(const QString & str);
	QWidget * toolboxWidget();
	void setShowSpectrum(bool on);
	bool isShowSpectrum() const;

	void setGraphicsCount(int cnt, bool update = true);
	void addPoint(const QPointF & p, int graphic, bool update_ = true);

	void setGraphicTransformFunction(std::function<QPolygonF(const QPolygonF &)> f);
	void setSpectrumTransformFunction(std::function<QPolygonF(const QPolygonF &)> f);

protected:
	void changeEvent(QEvent * e);

	void updateGraphic(int index);
	void updateAllGraphic();
	void setFFTInternal(bool on);
	void setFFT(bool on);
	QPolygonF calcToFFT(const QPointF * in, int count);
	void checkRangeRequest();

	Ui::GraphicAnalysis * ui = nullptr;
	GraphicAnalysisStatistics * window_stat;
	QWidget * widget_toolbox = nullptr;
	QMap<int, QPolygonF> src_data;
	GraphicRanges::Range range_fft;
	std::function<QPolygonF(const QPolygonF &)> tf_gr, tf_fft;
	QString data_label_x;
	QRectF saved_view;
	bool saved_autofit = true, show_fft = false;

	PRIVATE_DECLARATION(QAD_GRAPHIC_ANALYSIS_EXPORT)

public slots:
	void clear();

private slots:
	void gaMousePressEvent(QPointF point, int buttons);
	void gaMouseMoveEvent(QPointF point, int buttons);
	void gaMouseReleaseEvent(QPointF point, int buttons);
	void gaRangeSelected(double start, double end);
	void checkSpectrum_toggled(bool on);
	void buttonSpectrumRange_toggled(bool on);
	void checkSpectrumFixDuration_toggled(bool on);
	void buttonStatistics_toggled(bool on);

signals:
	void showSpectrumChanged(bool);
	void configChanged();
};


#endif