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/*
* Copyright (C) 2017 Florent Revest <revestflo@gmail.com>
* All rights reserved.
*
* You may use this file under the terms of BSD license as follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the author nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef LINEGRAPH_H
#define LINEGRAPH_H
#include <QQuickPaintedItem>
#include <QPixmap>
#include <QDateTime>
#include <QVector>
#include <QPointF>
class LineGraph : public QQuickPaintedItem
{
Q_OBJECT
Q_PROPERTY(float lineWidth READ lineWidth WRITE setLineWidth)
Q_PROPERTY(QColor lineColor READ lineColor WRITE setLineColor NOTIFY lineColorChanged)
Q_PROPERTY(int maxValue READ getMaxValue NOTIFY loadingDone)
Q_PROPERTY(int minValue READ getMinValue NOTIFY loadingDone)
Q_PROPERTY(QDateTime maxTime READ getMaxTime NOTIFY loadingDone)
Q_PROPERTY(QDateTime minTime READ getMinTime NOTIFY loadingDone)
Q_PROPERTY(bool relativeMode READ relative WRITE setRelative)
public:
Q_INVOKABLE void loadGraphData(QVariant fileDataInput);
LineGraph();
void paint(QPainter *painter) override;
signals:
void loadingDone();
void lineColorChanged();
public slots:
float lineWidth();
void setLineWidth(float width);
QColor lineColor();
void setLineColor(QColor color);
int getMaxValue();
int getMinValue();
QDateTime getMaxTime();
QDateTime getMinTime();
bool relative();
void setRelative(bool newRelative);
private:
void updateBasePixmap();
float m_lineWidth = 0;
QColor m_color = QColor(255,255,255);
QPixmap m_pixmap;
QList<QPointF> m_filedata;
float minValue = 0;
float maxValue = 0;
int minTime;
int maxTime;
bool graphRelative;
};
#endif // LINEGRAPH_H
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