From cd2dfc1dac081dbb635729f9c580e77baba73493 Mon Sep 17 00:00:00 2001
From: Jan Grewe <jan.grewe@g-node.org>
Date: Wed, 12 Sep 2018 17:44:35 +0200
Subject: [PATCH] playing around with adding data

---
 chart.cpp      | 20 ++++++++++++++++----
 mainwindow.cpp |  8 ++++----
 2 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/chart.cpp b/chart.cpp
index 0b3d72e..0369edd 100644
--- a/chart.cpp
+++ b/chart.cpp
@@ -56,9 +56,21 @@ bool Chart::myWheelEvent(QGraphicsSceneWheelEvent *event) {
 }
 
 void Chart::XRangeChanged(qreal min, qreal max) {
-    std::cerr << "XRangeChanged" << min <<  "\t"<< max << std::endl;
-    if (series().at(0)->type() == QtCharts::QAbstractSeries::SeriesTypeLine) {
-        QLineSeries *s = static_cast<QLineSeries *>(series().at(0));
-        std::cerr << s->at(0).x() << "\t"<< s->at(s->count()-1).x() << std::endl;
+  std::cerr << "XRangeChanged" << min <<  "\t"<< max << std::endl;
+  if (series().at(0)->type() == QtCharts::QAbstractSeries::SeriesTypeLine) {
+    QLineSeries *s = static_cast<QLineSeries *>(series().at(0));
+    qreal xmax = s->at(s->count()-1).x();
+    if (max > s->at(s->count()-1).x()) {
+      QList<QPointF> buffer;
+
+      std::cerr << "new DATA!!!" << std::endl;
+      double si = s->at(1).x() - s->at(0).x();
+      qreal currentx = xmax;
+      buffer.reserve(1000);
+      for (int i = 0; i < 1000; ++i) {
+        buffer.push_back({xmax + i * si, 0.0});
+      }
+      s->append(buffer);
     }
+  }
 }
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 3417c24..8f5286e 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -25,11 +25,11 @@ MainWindow::MainWindow(QWidget *parent) :
     DataLoader *loader = new DataLoader();
     loader->moveToThread(&dataQueue);
     dataQueue.start();
-    //file = nix::File::open("/home/grewe/zwischenlager/2017-08-17-af-invivo-1/2017-08-17-af-invivo-1.nix",
-    //                       nix::FileMode::ReadOnly);
-
-    file = nix::File::open("/Users/jan/zwischenlager/threading_test/dataservice/data/2017-08-17-af-invivo-1.nix",
+    file = nix::File::open("/home/grewe/zwischenlager/2017-08-17-af-invivo-1/2017-08-17-af-invivo-1.nix",
                            nix::FileMode::ReadOnly);
+
+    //file = nix::File::open("/Users/jan/zwischenlager/threading_test/dataservice/data/2017-08-17-af-invivo-1.nix",
+    //nix::FileMode::ReadOnly);
     nix::Block b = file.getBlock(0);
     this->voltage = b.getDataArray("V-1");
     this->eod = b.getDataArray("EOD");