From 26df0173e8aa354f6f255d551d1295de733f16ee Mon Sep 17 00:00:00 2001
From: "Brian T. Rice" <briantrice@gmail.com>
Date: Sat, 13 Mar 2021 16:33:54 -0800
Subject: [PATCH] GraphingWindow: add a  menu option

---
 re/graphingwindow.cpp | 11 +++++++++++
 re/graphingwindow.h   |  1 +
 2 files changed, 12 insertions(+)

diff --git a/re/graphingwindow.cpp b/re/graphingwindow.cpp
index 8056276..97e622b 100644
--- a/re/graphingwindow.cpp
+++ b/re/graphingwindow.cpp
@@ -586,6 +586,13 @@ void GraphingWindow::removeAllGraphs()
     }
 }
 
+void GraphingWindow::rescaleToData()
+{
+    ui->graphingView->xAxis->rescale(true);
+    ui->graphingView->yAxis->rescale(true);
+    ui->graphingView->replot();
+}
+
 void GraphingWindow::toggleFollowMode()
 {
     followGraphEnd = !followGraphEnd;
@@ -627,6 +634,10 @@ void GraphingWindow::contextMenuRequest(QPoint pos)
     }
     menu->addSeparator();
     menu->addAction(tr("Reset View"), this, SLOT(resetView()));
+    if (ui->graphingView->graphCount() > 0)
+    {
+      menu->addAction(tr("Rescale to data"), this, SLOT(rescaleToData()));
+    }
     menu->addAction(tr("Zoom In"), this, SLOT(zoomIn()));
     menu->addAction(tr("Zoom Out"), this, SLOT(zoomOut()));
   }
diff --git a/re/graphingwindow.h b/re/graphingwindow.h
index 664ad58..1502627 100644
--- a/re/graphingwindow.h
+++ b/re/graphingwindow.h
@@ -63,6 +63,7 @@ private slots:
     void saveSpreadsheet();
     void saveDefinitions();
     void loadDefinitions();
+    void rescaleToData();
     void toggleFollowMode();
     void addNewGraph();
     void createGraph(GraphParams &params, bool createGraphParam = true);