# HG changeset patch
# User Hasan Yavuz ÖZDERYA <hy@ozderya.net>
# Date 2017-04-30 12:59:48
# Node ID 5a149e78656847a08c1e7d138a3a63c434a3edce
# Parent  1c69ffd0aa9d29c5f69b9facabe9ccda170e3ba9

fix for snapshot x axis being 0-1 at first display and glitch at later displays

diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -139,7 +139,7 @@ MainWindow::MainWindow(QWidget *parent) 
             this, &MainWindow::onNumOfSamplesChanged);
 
     connect(&plotControlPanel, &PlotControlPanel::numOfSamplesChanged,
-            plotMan, &PlotManager::onNumOfSamplesChanged);
+            plotMan, &PlotManager::setNumOfSamples);
 
     connect(&plotControlPanel, &PlotControlPanel::yScaleChanged,
             plotMan, &PlotManager::setYAxis);
@@ -221,7 +221,7 @@ MainWindow::MainWindow(QWidget *parent) 
                       plotControlPanel.yMin(), plotControlPanel.yMax());
     plotMan->setXAxis(plotControlPanel.xAxisAsIndex(),
                       plotControlPanel.xMin(), plotControlPanel.xMax());
-    plotMan->onNumOfSamplesChanged(numOfSamples);
+    plotMan->setNumOfSamples(numOfSamples);
 
     // Init sps (sample per second) counter
     spsLabel.setText("0sps");
diff --git a/src/plotmanager.cpp b/src/plotmanager.cpp
--- a/src/plotmanager.cpp
+++ b/src/plotmanager.cpp
@@ -508,7 +508,7 @@ void PlotManager::flashSnapshotOverlay()
     }
 }
 
-void PlotManager::onNumOfSamplesChanged(unsigned value)
+void PlotManager::setNumOfSamples(unsigned value)
 {
     _numOfSamples = value;
     for (auto plot : plotWidgets)
diff --git a/src/plotmanager.h b/src/plotmanager.h
--- a/src/plotmanager.h
+++ b/src/plotmanager.h
@@ -73,7 +73,7 @@ public slots:
     /// Display an animation for snapshot
     void flashSnapshotOverlay();
     /// Should be called to update zoom base
-    void onNumOfSamplesChanged(unsigned value);
+    void setNumOfSamples(unsigned value);
 
 private:
     bool isMulti;
diff --git a/src/snapshotview.cpp b/src/snapshotview.cpp
--- a/src/snapshotview.cpp
+++ b/src/snapshotview.cpp
@@ -1,5 +1,5 @@
 /*
-  Copyright © 2015 Hasan Yavuz Özderya
+  Copyright © 2017 Hasan Yavuz Özderya
 
   This file is part of serialplot.
 
@@ -29,17 +29,19 @@ SnapshotView::SnapshotView(QWidget *pare
 
     ui->setupUi(this);
 
-    plotMan = new PlotManager(ui->plotArea, snapshot->infoModel());
+    plotMan = new PlotManager(ui->plotArea, snapshot->infoModel(), this);
 
     ui->menuSnapshot->insertAction(ui->actionClose, snapshot->deleteAction());
     this->setWindowTitle(snapshot->displayName());
 
     // initialize curves
     unsigned numOfChannels = snapshot->data.size();
+    unsigned numOfSamples = snapshot->data[0].size();
     for (unsigned ci = 0; ci < numOfChannels; ci++)
     {
         plotMan->addCurve(snapshot->channelName(ci), snapshot->data[ci]);
     }
+    plotMan->setNumOfSamples(numOfSamples);
 
     renameDialog.setWindowTitle("Rename Snapshot");
     renameDialog.setLabelText("Enter new name:");
@@ -62,6 +64,7 @@ SnapshotView::~SnapshotView()
     {
         delete curve;
     }
+    delete plotMan;
     delete ui;
 }