/
graphpanelplotwidget.h
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graphpanelplotwidget.h
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/*******************************************************************************
Copyright (C) The University of Auckland
OpenCOR is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenCOR 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*******************************************************************************/
//==============================================================================
// Graph panel plot widget
//==============================================================================
#pragma once
//==============================================================================
#include "commonwidget.h"
#include "graphpanelwidgetglobal.h"
//==============================================================================
#include "qwtbegin.h"
#include "qwt_legend.h"
#include "qwt_plot.h"
#include "qwt_plot_curve.h"
#include "qwt_scale_draw.h"
#include "qwt_scale_widget.h"
#include "qwt_symbol.h"
#include "qwt_text.h"
#include "qwtend.h"
//==============================================================================
class QMenu;
//==============================================================================
class QwtPlotDirectPainter;
class QwtPlotGrid;
//==============================================================================
namespace OpenCOR {
namespace GraphPanelWidget {
//==============================================================================
static const double DefaultMinAxis = 0.0;
static const double DefaultMinLogAxis = 1.0;
static const double DefaultMaxAxis = 1000.0;
//==============================================================================
class GRAPHPANELWIDGET_EXPORT GraphPanelPlotGraphProperties
{
public:
explicit GraphPanelPlotGraphProperties(const QString &pTitle = QString(),
const Qt::PenStyle &pLineStyle = Qt::SolidLine,
const int &pLineWidth = 1,
const QColor &pLineColor = Qt::darkBlue,
const QwtSymbol::Style &pSymbolStyle = QwtSymbol::NoSymbol,
const int &pSymbolSize = 8,
const QColor &pSymbolColor = Qt::darkBlue,
const bool &pSymbolFilled = true,
const QColor &pSymbolFillColor = Qt::white);
QString title() const;
Qt::PenStyle lineStyle() const;
int lineWidth() const;
QColor lineColor() const;
QwtSymbol::Style symbolStyle() const;
int symbolSize() const;
QColor symbolColor() const;
bool symbolFilled() const;
QColor symbolFillColor() const;
private:
QString mTitle;
Qt::PenStyle mLineStyle;
int mLineWidth;
QColor mLineColor;
QwtSymbol::Style mSymbolStyle;
int mSymbolSize;
QColor mSymbolColor;
bool mSymbolFilled;
QColor mSymbolFillColor;
};
//==============================================================================
class GRAPHPANELWIDGET_EXPORT GraphPanelPlotGraph : public QwtPlotCurve
{
public:
explicit GraphPanelPlotGraph(void *pParameterX = 0, void *pParameterY = 0);
bool isValid() const;
bool isSelected() const;
void setSelected(const bool &pSelected);
QString fileName() const;
void setFileName(const QString &pFileName);
void * parameterX() const;
void setParameterX(void *pParameterX);
void * parameterY() const;
void setParameterY(void *pParameterY);
void setData(double *pDataX, double *pDataY, const int &pSize);
QRectF boundingLogRect();
private:
bool mSelected;
QString mFileName;
void *mParameterX;
void *mParameterY;
QRectF mBoundingLogRect;
};
//==============================================================================
typedef QList<GraphPanelPlotGraph *> GraphPanelPlotGraphs;
//==============================================================================
class GraphPanelPlotWidget;
//==============================================================================
class GraphPanelPlotOverlayWidget : public QWidget
{
public:
explicit GraphPanelPlotOverlayWidget(GraphPanelPlotWidget *pParent);
void setOriginPoint(const QPoint &pOriginPoint);
void setPoint(const QPoint &pPoint);
QRect zoomRegion() const;
protected:
virtual void paintEvent(QPaintEvent *pEvent);
private:
enum Position {
TopLeft,
TopRight,
BottomLeft,
BottomRight
};
GraphPanelPlotWidget *mOwner;
QPoint mOriginPoint;
QPoint mPoint;
QPoint optimisedPoint(const QPoint &pPoint) const;
void drawCoordinates(QPainter *pPainter, const QPoint &pPoint,
const QColor &pBackgroundColor,
const QColor &pForegroundColor, const int &pLineWidth,
const Position &pPosition,
const bool &pCanMovePosition = true);
};
//==============================================================================
class GraphPanelPlotScaleDraw : public QwtScaleDraw
{
public:
void retranslateUi();
protected:
virtual QwtText label(double pValue) const;
};
//==============================================================================
class GraphPanelPlotScaleWidget : public QwtScaleWidget
{
public:
void updateLayout();
};
//==============================================================================
class GraphPanelPlotLegendWidget : public QwtLegend
{
Q_OBJECT
public:
explicit GraphPanelPlotLegendWidget(GraphPanelPlotWidget *pParent);
void setFontSize(const int &pFontSize);
void setForegroundColor(const QColor &pForegroundColor);
protected:
virtual void updateWidget(QWidget *pWidget,
const QwtLegendData &pLegendData);
private:
GraphPanelPlotWidget *mOwner;
int mFontSize;
QColor mForegroundColor;
};
//==============================================================================
typedef QList<GraphPanelPlotWidget *> GraphPanelPlotWidgets;
//==============================================================================
class GRAPHPANELWIDGET_EXPORT GraphPanelPlotWidget : public QwtPlot,
public Core::CommonWidget
{
Q_OBJECT
public:
enum Action {
None,
Pan,
ShowCoordinates,
Zoom,
ZoomRegion
};
explicit GraphPanelPlotWidget(const GraphPanelPlotWidgets &pNeighbors,
QAction *pSynchronizeXAxisAction,
QAction *pSynchronizeYAxisAction,
QWidget *pParent);
~GraphPanelPlotWidget();
virtual void retranslateUi();
GraphPanelPlotGraphs graphs() const;
bool addGraph(GraphPanelPlotGraph *pGraph);
bool removeGraph(GraphPanelPlotGraph *pGraph);
bool hasData() const;
bool dataRect(QRectF &pDataRect) const;
bool dataLogRect(QRectF &pDataLogRect) const;
void optimiseAxis(double &pMin, double &pMax) const;
double minX() const;
double maxX() const;
double minY() const;
double maxY() const;
QColor backgroundColor() const;
void setBackgroundColor(const QColor &pBackgroundColor);
int fontSize() const;
void setFontSize(const int &pFontSize, const bool &pForceSetting = false);
QColor foregroundColor() const;
void setForegroundColor(const QColor &pForegroundColor);
Qt::PenStyle gridLinesStyle() const;
void setGridLinesStyle(const Qt::PenStyle &pGridLinesStyle);
int gridLinesWidth() const;
void setGridLinesWidth(const int &pGridLinesWidth);
QColor gridLinesColor() const;
void setGridLinesColor(const QColor &pGridLinesColor);
bool legend() const;
void setLegend(const bool &pLegend);
Qt::PenStyle pointCoordinatesStyle() const;
void setPointCoordinatesStyle(const Qt::PenStyle &pPointCoordinatesStyle);
int pointCoordinatesWidth() const;
void setPointCoordinatesWidth(const int &pPointCoordinatesWidth);
QColor pointCoordinatesColor() const;
void setPointCoordinatesColor(const QColor &pPointCoordinatesColor);
QColor pointCoordinatesFontColor() const;
void setPointCoordinatesFontColor(const QColor &pPointCoordinatesFontColor);
void setTitle(const QString &pTitle);
bool logAxisX() const;
void setLogAxisX(const bool &pLogAxisX);
QString titleAxisX() const;
void setTitleAxisX(const QString &pTitleAxisX);
bool logAxisY() const;
void setLogAxisY(const bool &pLogAxisY);
QString titleAxisY() const;
void setTitleAxisY(const QString &pTitleAxisY);
Qt::PenStyle zoomRegionStyle() const;
void setZoomRegionStyle(const Qt::PenStyle &pZoomRegionStyle);
int zoomRegionWidth() const;
void setZoomRegionWidth(const int &pZoomRegionWidth);
QColor zoomRegionColor() const;
void setZoomRegionColor(const QColor &pZoomRegionColor);
QColor zoomRegionFontColor() const;
void setZoomRegionFontColor(const QColor &pZoomRegionFontColor);
bool zoomRegionFilled() const;
void setZoomRegionFilled(const bool &pZoomRegionFilled);
QColor zoomRegionFillColor() const;
void setZoomRegionFillColor(const QColor &pZoomRegionFillColor);
void setDefaultAxesValues(const double &pDefaultMinX,
const double &pDefaultMaxX,
const double &pDefaultMinLogX,
const double &pDefaultMaxLogX,
const double &pDefaultMinY,
const double &pDefaultMaxY,
const double &pDefaultMinLogY,
const double &pDefaultMaxLogY);
bool setAxes(double pMinX, double pMaxX, double pMinY, double pMaxY,
const bool &pSynchronizeAxes = true,
const bool &pCanReplot = true, const bool &pEmitSignal = true,
const bool &pForceXAxisSetting = false,
const bool &pForceYAxisSetting = false);
bool drawGraphFrom(GraphPanelPlotGraph *pGraph,
const qulonglong &pFrom);
GraphPanelPlotWidgets neighbors() const;
void addNeighbor(GraphPanelPlotWidget *pPlot);
void removeNeighbor(GraphPanelPlotWidget *pPlot);
void alignWithNeighbors(const bool &pCanReplot,
const bool &pForceAlignment = false);
void forceAlignWithNeighbors();
Action action() const;
bool canZoomInX() const;
bool canZoomOutX() const;
bool canZoomInY() const;
bool canZoomOutY() const;
QPointF canvasPoint(const QPoint &pPoint) const;
protected:
virtual bool eventFilter(QObject *pObject, QEvent *pEvent);
virtual void mouseMoveEvent(QMouseEvent *pEvent);
virtual void mousePressEvent(QMouseEvent *pEvent);
virtual void mouseReleaseEvent(QMouseEvent *pEvent);
virtual void paintEvent(QPaintEvent *pEvent);
virtual void resizeEvent(QResizeEvent *pEvent);
virtual void wheelEvent(QWheelEvent *pEvent);
private:
enum Scaling {
BigScalingIn,
ScalingIn,
NoScaling,
ScalingOut,
BigScalingOut
};
QwtPlotDirectPainter *mDirectPainter;
QColor mBackgroundColor;
QColor mForegroundColor;
Qt::PenStyle mPointCoordinatesStyle;
int mPointCoordinatesWidth;
QColor mPointCoordinatesColor;
QColor mPointCoordinatesFontColor;
Qt::PenStyle mZoomRegionStyle;
int mZoomRegionWidth;
QColor mZoomRegionColor;
QColor mZoomRegionFontColor;
bool mZoomRegionFilled;
QColor mZoomRegionFillColor;
bool mLogAxisX;
bool mLogAxisY;
GraphPanelPlotGraphs mGraphs;
Action mAction;
QPoint mOriginPoint;
QPoint mPoint;
GraphPanelPlotOverlayWidget *mOverlayWidget;
bool mCanDirectPaint;
bool mCanReplot;
bool mCanZoomInX;
bool mCanZoomOutX;
bool mCanZoomInY;
bool mCanZoomOutY;
bool mNeedContextMenu;
QMenu *mContextMenu;
bool mCanUpdateActions;
QAction *mExportToAction;
QAction *mCopyToClipboardAction;
QAction *mSynchronizeXAxisAction;
QAction *mSynchronizeYAxisAction;
QAction *mGraphPanelSettingsAction;
QAction *mGraphsSettingsAction;
QAction *mCustomAxesAction;
QAction *mZoomInAction;
QAction *mZoomOutAction;
QAction *mResetZoomAction;
GraphPanelPlotScaleDraw *mAxisX;
GraphPanelPlotScaleDraw *mAxisY;
QwtPlotGrid *mGrid;
double mDefaultMinX;
double mDefaultMaxX;
double mDefaultMinY;
double mDefaultMaxY;
double mDefaultMinLogX;
double mDefaultMaxLogX;
double mDefaultMinLogY;
double mDefaultMaxLogY;
GraphPanelPlotWidgets mNeighbors;
void checkAxisValues(const bool &pLogAxis, double &pMin, double &pMax);
void updateActions();
void resetAction();
QRectF realDataRect() const;
void setAxis(const int &pAxisId, double pMin, double pMax);
bool resetAxes();
bool scaleAxis(const Scaling &pScaling, const bool &pCanZoomIn,
const bool &pCanZoomOut, const QwtScaleMap &pCanvasMap,
const double &pPoint, double &pMin, double &pMax);
void scaleAxes(const QPoint &pPoint, const Scaling &pScalingX,
const Scaling &pScalingY);
void setTitleAxis(const int &pAxisId, const QString &pTitleAxis);
signals:
void axesChanged(const double &pMinX, const double &pMaxX,
const double &pMinY, const double &pMaxY);
void graphPanelSettingsRequested();
void graphsSettingsRequested();
private slots:
void cannotUpdateActions();
void exportTo();
void copyToClipboard();
void customAxes();
void zoomIn();
void zoomOut();
void resetZoom();
};
//==============================================================================
} // namespace GraphPanelWidget
} // namespace OpenCOR
//==============================================================================
// End of file
//==============================================================================