Changeset - e7ad6cbfd4a0
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Hasan Yavuz ÖZDERYA - 8 years ago 2017-08-13 11:51:10
hy@ozderya.net
show warning when all channels are hidden
4 files changed with 42 insertions and 0 deletions:
src/plot.cpp
16
src/plot.h
2
src/plotmanager.cpp
21
src/plotmanager.h
3
0 comments (0 inline, 0 general)
src/plot.cpp
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@@ -73,6 +73,16 @@ Plot::Plot(QWidget* parent) :
 
    demoIndicator.setText(demoText);
 
    demoIndicator.hide();
 
    demoIndicator.attach(this);
 

			




	
	
	
		
 
    // init no channels are visible indicator

			




	
	
	
		
 
    QwtText noChannelText(" No Visible Channels ");

			




	
	
	
		
 
    noChannelText.setColor(QColor("white"));

			




	
	
	
		
 
    noChannelText.setBackgroundBrush(Qt::darkBlue);

			




	
	
	
		
 
    noChannelText.setBorderRadius(4);

			




	
	
	
		
 
    noChannelText.setRenderFlags(Qt::AlignHCenter | Qt::AlignVCenter);

			




	
	
	
		
 
    noChannelIndicator.setText(noChannelText);

			




	
	
	
		
 
    noChannelIndicator.hide();

			




	
	
	
		
 
    noChannelIndicator.attach(this);

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
Plot::~Plot()

			




	
	
		
 
@@ -163,6 +173,12 @@ void Plot::showDemoIndicator(bool show)

			




	
	
	
		
 
    replot();

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
void Plot::showNoChannel(bool show)

			




	
	
	
		
 
{

			




	
	
	
		
 
    noChannelIndicator.setVisible(show);

			




	
	
	
		
 
    replot();

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
void Plot::unzoom()

			




	
	
	
		
 
{

			




	
	
	
		
 
    zoomer.zoom(0);

			




        

    


    
    

    

        

                

                    src/plot.h
                

                

                  
                      
                        

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@@ -57,6 +57,7 @@ public slots:

			




	
	
	
		
 
    void showMinorGrid(bool show = true);

			




	
	
	
		
 
    void showLegend(bool show = true);

			




	
	
	
		
 
    void showDemoIndicator(bool show = true);

			




	
	
	
		
 
    void showNoChannel(bool show = true);

			




	
	
	
		
 
    void unzoom();

			




	
	
	
		
 
    void darkBackground(bool enabled = true);

			




	
	
	
		
 
    void setYAxis(bool autoScaled, double yMin = 0, double yMax = 1);

			




	
	
		
 
@@ -88,6 +89,7 @@ private:

			




	
	
	
		
 
    PlotSnapshotOverlay* snapshotOverlay;

			




	
	
	
		
 
    QwtPlotLegendItem legend;

			




	
	
	
		
 
    QwtPlotTextLabel demoIndicator;

			




	
	
	
		
 
    QwtPlotTextLabel noChannelIndicator;

			




	
	
	
		
 
    ShowSymbols showSymbols;

			




	
	
	
		
 

			




	
	
	
		
 
    void resetAxes();

			




        

    


    
    

    

        

                

                    src/plotmanager.cpp
                

                

                  
                      
                        

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@@ -17,6 +17,7 @@

			




	
	
	
		
 
  along with serialplot.  If not, see <http://www.gnu.org/licenses/>.

			




	
	
	
		
 
*/

			




	
	
	
		
 

			




	
	
	
		
 
#include <algorithm>

			




	
	
	
		
 
#include <QActionGroup>

			




	
	
	
		
 
#include <QMetaEnum>

			




	
	
	
		
 
#include <QtDebug>

			




	
	
		
 
@@ -46,6 +47,7 @@ PlotManager::PlotManager(QWidget* plotAr

			




	
	
	
		
 
    _infoModel = infoModel;

			




	
	
	
		
 
    _numOfSamples = 1;

			




	
	
	
		
 
    showSymbols = Plot::ShowSymbolsAuto;

			




	
	
	
		
 
    emptyPlot = NULL;

			




	
	
	
		
 

			




	
	
	
		
 
    // initalize layout and single widget

			




	
	
	
		
 
    isMulti = false;

			




	
	
		
 
@@ -156,6 +158,7 @@ PlotManager::~PlotManager()

			




	
	
	
		
 
    }

			




	
	
	
		
 

			




	
	
	
		
 
    if (scrollArea != NULL) delete scrollArea;

			




	
	
	
		
 
    if (emptyPlot != NULL) delete emptyPlot;

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
void PlotManager::onChannelInfoChanged(const QModelIndex &topLeft,

			




	
	
		
 
@@ -189,6 +192,8 @@ void PlotManager::onChannelInfoChanged(c

			




	
	
	
		
 
        }

			




	
	
	
		
 
    }

			




	
	
	
		
 

			




	
	
	
		
 
    checkNoVisChannels();

			




	
	
	
		
 

			




	
	
	
		
 
    // replot single widget

			




	
	
	
		
 
    if (!isMulti)

			




	
	
	
		
 
    {

			




	
	
		
 
@@ -198,6 +203,20 @@ void PlotManager::onChannelInfoChanged(c

			




	
	
	
		
 
    }

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
void PlotManager::checkNoVisChannels()

			




	
	
	
		
 
{

			




	
	
	
		
 
    // if all channels are hidden show indicator

			




	
	
	
		
 
    bool allhidden = std::none_of(curves.cbegin(), curves.cend(),

			




	
	
	
		
 
                                  [](QwtPlotCurve* c) {return c->isVisible();});

			




	
	
	
		
 

			




	
	
	
		
 
    plotWidgets[0]->showNoChannel(allhidden);

			




	
	
	
		
 
    if (isMulti)

			




	
	
	
		
 
    {

			




	
	
	
		
 
        plotWidgets[0]->showNoChannel(allhidden);

			




	
	
	
		
 
        plotWidgets[0]->setVisible(true);

			




	
	
	
		
 
    }

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
void PlotManager::setMulti(bool enabled)

			




	
	
	
		
 
{

			




	
	
	
		
 
    if (enabled == isMulti) return;

			




	
	
		
 
@@ -240,6 +259,8 @@ void PlotManager::setMulti(bool enabled)

			




	
	
	
		
 
            curve->attach(plot);

			




	
	
	
		
 
        }

			




	
	
	
		
 
    }

			




	
	
	
		
 

			




	
	
	
		
 
    checkNoVisChannels();

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
void PlotManager::setupLayout(bool multiPlot)

			




        

    


    
    

    

        

                

                    src/plotmanager.h
                

                

                  
                      
                        

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@@ -96,6 +96,7 @@ private:

			




	
	
	
		
 
    QScrollArea* scrollArea;

			




	
	
	
		
 
    QList<QwtPlotCurve*> curves;

			




	
	
	
		
 
    QList<Plot*> plotWidgets;

			




	
	
	
		
 
    Plot* emptyPlot;  ///< for displaying when all channels are hidden

			




	
	
	
		
 
    ChannelInfoModel* _infoModel;

			




	
	
	
		
 
    bool isDemoShown;

			




	
	
	
		
 
    bool _autoScaled;

			




	
	
		
 
@@ -128,6 +129,8 @@ private:

			




	
	
	
		
 
    /// Common part of overloaded `addCurve` functions

			




	
	
	
		
 
    void _addCurve(QwtPlotCurve* curve);

			




	
	
	
		
 
    void setSymbols(Plot::ShowSymbols shown);

			




	
	
	
		
 
    /// Check and make sure "no visible channels" text is shown

			




	
	
	
		
 
    void checkNoVisChannels();

			




	
	
	
		
 

			




	
	
	
		
 
private slots:

			




	
	
	
		
 
    void showGrid(bool show = true);

			




        

    



    


    



    



      

      





    
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