tempo-plotter Changeset - c51c9195eb8f · protofusion repositories

Changeset - c51c9195eb8f

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snapshots

0 4 2

Hasan Yavuz ÖZDERYA - 10 years ago 2015-09-30 07:40:13
hy@ozderya.net

show flashing overlay when snapshot taken

6 files changed with 153 insertions and 0 deletions:

CMakeLists.txt

mainwindow.cpp

plot.cpp

plot.h

plotsnapshotoverlay.cpp

plotsnapshotoverlay.h

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CMakeLists.txt

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@@ @@ -65,24 +65,25 @@ add_executable(${PROGRAM_NAME} WIN32 @@
   mainwindow.cpp
   portcontrol.cpp
   plot.cpp
   zoomer.cpp
   hidabletabwidget.cpp
   framebuffer.cpp
   scalepicker.cpp
   scalezoomer.cpp
   portlist.cpp
   snapshot.cpp
   snapshotview.cpp
   snapshotmanager.cpp
   plotsnapshotoverlay.cpp
   ${UI_FILES}
   ${RES_FILES}
   misc/windows_icon.rc
+  )
 # Use the Widgets module from Qt 5.
 target_link_libraries(${PROGRAM_NAME} ${QWT_LIBRARY})
 qt5_use_modules(${PROGRAM_NAME} Widgets SerialPort Svg)
 # set compiler flags
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")

mainwindow.cpp

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@@ @@ -99,24 +99,27 @@ MainWindow::MainWindow(QWidget *parent) @@
     QObject::connect(ui->cbAutoScale, &QCheckBox::toggled,
                      this, &MainWindow::onAutoScaleChecked);
     QObject::connect(ui->spYmin, SIGNAL(valueChanged(double)),
                      this, SLOT(onYScaleChanged()));
     QObject::connect(ui->spYmax, SIGNAL(valueChanged(double)),
                      this, SLOT(onYScaleChanged()));
     QObject::connect(ui->actionClear, SIGNAL(triggered(bool)),
                      this, SLOT(clearPlot()));
     QObject::connect(snapshotMan.takeSnapshotAction(), &QAction::triggered,
                      ui->plot, &Plot::flashSnapshotOverlay);
     // setup number of channels spinbox
     QObject::connect(ui->spNumOfChannels,
                      SELECT<int>::OVERLOAD_OF(&QSpinBox::valueChanged),
                      this, &MainWindow::onNumOfChannelsChanged);
     // setup number format buttons
     numberFormatButtons.addButton(ui->rbUint8,  NumberFormat_uint8);
     numberFormatButtons.addButton(ui->rbUint16, NumberFormat_uint16);
     numberFormatButtons.addButton(ui->rbUint32, NumberFormat_uint32);
     numberFormatButtons.addButton(ui->rbInt8,   NumberFormat_int8);
     numberFormatButtons.addButton(ui->rbInt16,  NumberFormat_int16);
     numberFormatButtons.addButton(ui->rbInt32,  NumberFormat_int32);

plot.cpp

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@@ @@ -63,24 +63,31 @@ Plot::Plot(QWidget* parent) : @@
     _showMinorGridAction.setEnabled(false);
     connect(&_showGridAction, SELECT<bool>::OVERLOAD_OF(&QAction::triggered),
             this, &Plot::showGrid);
     connect(&_showGridAction, SELECT<bool>::OVERLOAD_OF(&QAction::triggered),
             &_showMinorGridAction, &QAction::setEnabled);
     connect(&_showMinorGridAction, SELECT<bool>::OVERLOAD_OF(&QAction::triggered),
             this, &Plot::showMinorGrid);
     connect(&_unzoomAction, &QAction::triggered, this, &Plot::unzoom);
     connect(&_darkBackgroundAction, SELECT<bool>::OVERLOAD_OF(&QAction::triggered),
             this, &Plot::darkBackground);
     snapshotOverlay = NULL;
+}
 Plot::~Plot()
+{
     if (snapshotOverlay != NULL) delete snapshotOverlay;
+}
 void Plot::setAxis(bool autoScaled, double yAxisMin, double yAxisMax)
+{
     this->isAutoScaled = autoScaled;
     if (!autoScaled)
+    {
         yMin = yAxisMin;
         yMax = yAxisMax;
+    }
@@ @@ -178,12 +185,35 @@ QColor Plot::makeColor(unsigned int chan @@
     if (i < 4)
+    {
         return QColor::fromHsv(360*i/4, 255, 230);
+    }
     else
+    {
         double p = floor(log2(i));
         double n = pow(2, p);
         i = i - n;
         return QColor::fromHsv(360*i/n + 360/pow(2,p+1), 255, 230);
+    }
+}
 void Plot::flashSnapshotOverlay()
+{
     if (snapshotOverlay != NULL) delete snapshotOverlay;
     QColor color;
     if (_darkBackgroundAction.isChecked())
+    {
         color = QColor(Qt::white);
+    }
     else
+    {
         color = QColor(Qt::black);
+    }
     snapshotOverlay = new PlotSnapshotOverlay(this->canvas(), color);
     connect(snapshotOverlay, &PlotSnapshotOverlay::done,
             [this]()
+            {
                 delete snapshotOverlay;
                 snapshotOverlay = NULL;
             });
+}

plot.h

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@@ @@ -17,53 +17,59 @@ @@
   along with serialplot.  If not, see <http://www.gnu.org/licenses/>.
 */
 #ifndef PLOT_H
 #define PLOT_H
 #include <QColor>
 #include <QList>
 #include <QAction>
 #include <qwt_plot.h>
 #include <qwt_plot_grid.h>
 #include <qwt_plot_shapeitem.h>
 #include "zoomer.h"
 #include "scalezoomer.h"
 #include "plotsnapshotoverlay.h"
 class Plot : public QwtPlot
+{
     Q_OBJECT
 public:
     Plot(QWidget* parent = 0);
     ~Plot();
     void setAxis(bool autoScaled, double yMin = 0, double yMax = 1);
     QList<QAction*> menuActions();
     static QColor makeColor(unsigned int channelIndex);
 private:
     bool isAutoScaled;
     double yMin, yMax;
     Zoomer zoomer;
     ScaleZoomer sZoomer;
     QwtPlotGrid grid;
     QwtPlotShapeItem rectItem;
     PlotSnapshotOverlay* snapshotOverlay;
     QAction _showGridAction;
     QAction _showMinorGridAction;
     QAction _unzoomAction;
     QAction _darkBackgroundAction;
     void resetAxes();
 public slots:
     void showGrid(bool show = true);
     void showMinorGrid(bool show = true);
     void unzoom();
     void darkBackground(bool enabled = true);
     void flashSnapshotOverlay();
 private slots:
     void unzoomed();
 };
 #endif // PLOT_H

plotsnapshotoverlay.cpp

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@@ new file 100644 @@
 /*
   Copyright © 2015 Hasan Yavuz Özderya
   This file is part of serialplot.
   serialplot 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.
   serialplot 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 serialplot.  If not, see <http://www.gnu.org/licenses/>.
 */
 #include <algorithm>
 #include <QPen>
 #include "plotsnapshotoverlay.h"
 #define LINE_WIDTH (10)
 #define ANIM_LENGTH (500) // milliseconds
 #define UPDATE_PERIOD (20) // milliseconds
 PlotSnapshotOverlay::PlotSnapshotOverlay(QWidget* widget, QColor color) :
     QwtWidgetOverlay(widget)
+{
     _color = color;
     animTimer.setSingleShot(true);
     animTimer.setInterval(ANIM_LENGTH);
     updateTimer.setSingleShot(false);
     updateTimer.setInterval(UPDATE_PERIOD);
     connect(&updateTimer, &QTimer::timeout, [this](){this->updateOverlay();});
     connect(&animTimer, &QTimer::timeout, &updateTimer, &QTimer::stop);
     connect(&animTimer, &QTimer::timeout, this, &PlotSnapshotOverlay::done);
     animTimer.start();
     updateTimer.start();
+}
 void PlotSnapshotOverlay::drawOverlay(QPainter* painter) const
+{
         if (!animTimer.isActive()) return;
     QColor lineColor = _color;
     double fadingRatio = ((double) animTimer.remainingTime()) / ANIM_LENGTH;
     lineColor.setAlpha(std::min(255, (int) (255*fadingRatio)));
     QPen pen(lineColor);
     pen.setWidth(LINE_WIDTH);
     pen.setJoinStyle(Qt::MiterJoin);
     int width = painter->device()->width();
     int height = painter->device()->height();
     painter->save();
     painter->setPen(pen);
     painter->drawRect(LINE_WIDTH/2, LINE_WIDTH/2, width-LINE_WIDTH, height-LINE_WIDTH);
     painter->restore();
+}

plotsnapshotoverlay.h

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@@ new file 100644 @@
 /*
   Copyright © 2015 Hasan Yavuz Özderya
   This file is part of serialplot.
   serialplot 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.
   serialplot 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 serialplot.  If not, see <http://www.gnu.org/licenses/>.
 */
 #ifndef PLOTSNAPSHOTOVERLAY_H
 #define PLOTSNAPSHOTOVERLAY_H
 #include <QColor>
 #include <QPainter>
 #include <QTimer>
 #include <qwt_widget_overlay.h>
 // Draws a sort of flashing effect on plot widget when snapshot taken
 class PlotSnapshotOverlay : public QwtWidgetOverlay
+{
     Q_OBJECT
 public:
     PlotSnapshotOverlay(QWidget* widget, QColor color);
 protected:
     void drawOverlay(QPainter*) const;
 signals:
     void done(); // indicates that animation completed
 private:
     QColor _color;
     QTimer animTimer; // controls fading
     QTimer updateTimer; // need to force repaint the canvas
 };
 #endif // PLOTSNAPSHOTOVERLAY_H

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