qfc: always ensure at least one point exists

Previously, insertion of the lone point was postponed until opening the
mapping window.

1 files changed, 5 insertions, 1 deletions

diff --git a/spline-widget/functionconfig.cpp b/spline-widget/functionconfig.cpp
index dcc9ca65..33100e07 100644
--- a/spline-widget/functionconfig.cpp
+++ b/spline-widget/functionconfig.cpp
@@ -219,7 +219,11 @@ void Map::loadSettings(QSettings& settings, const QString& title) {
 void Map::saveSettings(QSettings& settings, const QString& title) {
     QMutexLocker foo(&_mutex);
     settings.beginGroup(QString("Curves-%1").arg(title));
-    int max = cur.input.size();
+
+    if (cur.input.size() == 0)
+        cur.input.push_back(QPointF(max_x, max_y));
+
+    const int max = cur.input.size();
     settings.setValue("point-count", max);
 
     for (int i = 0; i < max; i++) {