From f618042e75b267e7fb405c649f735bc18f64ef37 Mon Sep 17 00:00:00 2001
From: Jabier Arraiza <jabier.arraiza@marker.es>
Date: Sat, 22 Jun 2019 12:38:08 +0200
Subject: moving hamburger to only line height part

---
 src/ui/widget/spinbutton.cpp | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'src/ui/widget/spinbutton.cpp')

diff --git a/src/ui/widget/spinbutton.cpp b/src/ui/widget/spinbutton.cpp
index c633035cf..0cf29f1dd 100644
--- a/src/ui/widget/spinbutton.cpp
+++ b/src/ui/widget/spinbutton.cpp
@@ -13,6 +13,7 @@
 #include "unit-tracker.h"
 #include "util/expression-evaluator.h"
 #include "ui/tools/tool-base.h"
+#include <cmath>
 
 namespace Inkscape {
 namespace UI {
@@ -26,7 +27,10 @@ SpinButton::connect_signals() {
     signal_key_press_event().connect(sigc::mem_fun(*this, &SpinButton::on_my_key_press_event));
     gtk_widget_add_events(GTK_WIDGET(gobj()), GDK_SCROLL_MASK | GDK_SMOOTH_SCROLL_MASK);
     signal_scroll_event().connect(sigc::mem_fun(*this, &SpinButton::on_scroll_event));
+    signal_value_changed().connect(sigc::mem_fun(*this, &SpinButton::on_value_changed));
     set_focus_on_click(true);
+    prevdigits = get_digits();
+    on_value_changed();
 };
 
 int SpinButton::on_input(double* newvalue)
@@ -61,6 +65,26 @@ int SpinButton::on_input(double* newvalue)
     return true;
 }
 
+void SpinButton::on_value_changed() {
+    double val = get_value();
+    double absval = std::abs(val);
+    int count = get_digits();
+    double intpart;
+    if (modf(absval, &intpart) == 0.0) {
+        set_digits(0);
+        count = 0;
+    } else {
+        set_digits(prevdigits);
+        count = prevdigits + 1;
+    }
+    if (val < 0) {
+        count += 1;
+    }
+    count += absval > 9 ? (int) log10 (absval) + 1 : 1;
+    count = std::min(std::max(count, 3), 7);
+    set_width_chars(count);
+}
+
 bool SpinButton::on_my_focus_in_event(GdkEventFocus* /*event*/)
 {
     _on_focus_in_value = get_value();
-- 
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