diff --git a/viewer/widgets/JFJochSimpleImage.cpp b/viewer/widgets/JFJochSimpleImage.cpp
index a7ef725a..3a92b971 100644
--- a/viewer/widgets/JFJochSimpleImage.cpp
+++ b/viewer/widgets/JFJochSimpleImage.cpp
@@ -20,14 +20,6 @@ JFJochSimpleImage::JFJochSimpleImage(QWidget *parent)
     setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
 }
 
-void JFJochSimpleImage::clear() {
-    has_image_ = false;
-    image_.reset();
-
-    if (scene())
-        scene()->clear();
-}
-
 void JFJochSimpleImage::setImage(std::shared_ptr<const SimpleImage> img) {
     if (img) {
         image_ = std::move(img);
@@ -236,78 +228,3 @@ void JFJochSimpleImage::renderImage(QImage &qimg, const uint8_t *input) {
     }
 }
 
-JFJochSimpleImage::ROIStats
-JFJochSimpleImage::computeROIStats(const QRect& roi_px) const {
-    ROIStats s;
-    if (!has_image_) return s;
-
-    const int W = int(image_->image.GetWidth());
-    const int H = int(image_->image.GetHeight());
-
-    const int x0 = std::clamp(roi_px.left(), 0, std::max(0, W - 1));
-    const int x1 = std::clamp(roi_px.right(), 0, std::max(0, W - 1));
-    const int y0 = std::clamp(roi_px.top(), 0, std::max(0, H - 1));
-    const int y1 = std::clamp(roi_px.bottom(), 0, std::max(0, H - 1));
-    if (x1 < x0 || y1 < y0) return s;
-
-    // One pass: min, max, sum, sum of squares
-    double sum = 0.0;
-    double sumsq = 0.0;
-    s.min = std::numeric_limits<double>::infinity();
-    s.max = -std::numeric_limits<double>::infinity();
-    s.count = 0;
-
-    for (int y = y0; y <= y1; ++y) {
-        const size_t base = size_t(y) * size_t(W);
-        for (int x = x0; x <= x1; ++x) {
-            const size_t idx = base + size_t(x);
-            const double v = image_values_[idx];
-            if (std::isnan(v)) continue; // skip invalid
-            if (v < s.min) s.min = v;
-            if (v > s.max) s.max = v;
-            sum += v;
-            sumsq += v * v;
-            ++s.count;
-        }
-    }
-
-    if (!s.valid()) return s;
-
-    s.avg = sum / double(s.count);
-    double variance = sumsq / double(s.count) - s.avg * s.avg;
-    if (variance < 0.0) variance = 0.0; // guard small negatives from FP error
-    s.stddev = std::sqrt(variance);
-    return s;
-}
-
-
-void JFJochSimpleImage::onRepaintTimer() {
-    // Apply any pending pan
-    if (!qFuzzyIsNull(pan_accum_.x()) || !qFuzzyIsNull(pan_accum_.y())) {
-        translate(pan_accum_.x(), pan_accum_.y());
-        pan_accum_ = QPointF(0.0, 0.0);
-    }
-
-    // Rebuild scene if requested
-    if (needs_scene_update_) {
-        updateOverlay();
-        needs_scene_update_ = false;
-    }
-
-    // Stop timer if nothing pending
-    if (qFuzzyIsNull(pan_accum_.x()) && qFuzzyIsNull(pan_accum_.y()) && !needs_scene_update_) {
-        repaint_timer_.stop();
-    }
-}
-
-void JFJochSimpleImage::schedulePanDelta(const QPointF& d) {
-    pan_accum_ += d;
-    if (!repaint_timer_.isActive())
-        repaint_timer_.start();
-}
-
-void JFJochSimpleImage::scheduleSceneUpdate() {
-    needs_scene_update_ = true;
-    if (!repaint_timer_.isActive())
-        repaint_timer_.start();
-}
diff --git a/viewer/widgets/JFJochSimpleImage.h b/viewer/widgets/JFJochSimpleImage.h
index c6b37a7c..3af0cb2a 100644
--- a/viewer/widgets/JFJochSimpleImage.h
+++ b/viewer/widgets/JFJochSimpleImage.h
@@ -17,44 +17,24 @@
 class JFJochSimpleImage : public JFJochImage {
     Q_OBJECT
 
-    void Redraw() override;
-public:
-    explicit JFJochSimpleImage(QWidget* parent = nullptr);
-    void setImage(std::shared_ptr<const SimpleImage> img);
-    void clear();
-
-private:
-    struct ROIStats {
-        double min = std::numeric_limits<double>::infinity();
-        double max = -std::numeric_limits<double>::infinity();
-        double avg = std::numeric_limits<double>::quiet_NaN();
-        double stddev = std::numeric_limits<double>::quiet_NaN();
-        size_t count = 0;
-        bool valid() const { return std::isfinite(min) && std::isfinite(max) && count > 0; }
-    };
-
-    void renderImage();     // builds pixmap_ from current image_ + settings
-    void updateOverlay() override;     // clears scene, adds pixmap + labels + ROI (if any)
-    ROIStats computeROIStats(const QRect& roi_px) const;
-
-    // Image and rendering state
     std::shared_ptr<const SimpleImage> image_;
     bool has_image_ = false;
-
     std::vector<double> image_values_; // original scalar values per pixel (for labels and min/max)
-
-    // Smooth movement/repaint
-    QTimer repaint_timer_;
-    QPointF pan_accum_{0.0, 0.0};
-    bool needs_scene_update_ = false;
-    void schedulePanDelta(const QPointF& d);
-    void scheduleSceneUpdate();
-    void onRepaintTimer();
-
-    template <class T>
-    void renderImage(QImage &qimg, const uint8_t *input);
-
     bool auto_fgbg = true;
 
-    void mouseHover(QMouseEvent* event) override;
+    void Redraw() override;
+
+public:
+    explicit JFJochSimpleImage(QWidget *parent = nullptr);
+    void setImage(std::shared_ptr<const SimpleImage> img);
+
+private:
+
+    template<class T>
+    void renderImage(QImage &qimg, const uint8_t *input);
+
+    void renderImage(); // builds pixmap_ from current image_ + settings
+    void updateOverlay() override; // clears scene, adds pixmap + labels + ROI (if any)
+
+    void mouseHover(QMouseEvent *event) override;
 };