Feature: add float precision setting (#1021)

facontidavide · Jan 24, 2025 · 94dce8e · 94dce8e
1 parent 377bdc7
commit 94dce8e
Show file tree

Hide file tree

Showing 4 changed files with 76 additions and 2 deletions.
diff --git a/plotjuggler_app/curvelist_panel.cpp b/plotjuggler_app/curvelist_panel.cpp
@@ -286,7 +286,9 @@ void CurveListPanel::refreshValues()
   auto default_foreground = _custom_view->palette().foreground();
 
   auto FormattedNumber = [](double value) {
-    QString num_text = QString::number(value, 'f', 3);
+	QSettings settings;
+	int prec = settings.value("Preferences::precision", 3).toInt();
+    QString num_text = QString::number(value, 'f', prec);
     if (num_text.contains('.'))
     {
       int idx = num_text.length() - 1;

diff --git a/plotjuggler_app/customtracker.cpp b/plotjuggler_app/customtracker.cpp
@@ -15,6 +15,7 @@
 #include "qwt_text.h"
 #include <qevent.h>
 #include <QFontDatabase>
+#include <QSettings>
 
 struct compareX
 {
@@ -155,13 +156,16 @@ void CurveTracker::setPosition(const QPointF& position)
 
       QString line;
 
+	  QSettings settings;
+	  int prec = settings.value("Preferences::precision", 3).toInt();
+
       if (_param == VALUE)
       {
         line = QString("<font color=%1>%2</font>").arg(color.name()).arg(val);
       }
       else if (_param == VALUE_NAME)
       {
-        QString value = QString::number(val, 'f', 3);
+        QString value = QString::number(val, 'f', prec);
         int whitespaces = 8 - value.length();
         while (whitespaces-- > 0)
           value.prepend("&nbsp;");

diff --git a/plotjuggler_app/preferences_dialog.cpp b/plotjuggler_app/preferences_dialog.cpp
@@ -26,6 +26,9 @@ PreferencesDialog::PreferencesDialog(QWidget* parent)
     ui->comboBoxTheme->setCurrentIndex(0);
   }
 
+  int precision = settings.value("Preferences::precision", 3).toInt();
+  ui->comboBoxPrecision->setCurrentIndex(precision);
+
   bool use_plot_color_index =
       settings.value("Preferences::use_plot_color_index", false).toBool();
   bool remember_color = settings.value("Preferences::remember_color", true).toBool();
@@ -95,6 +98,8 @@ void PreferencesDialog::on_buttonBox_accepted()
                     ui->checkBoxRememberColor->isChecked());
   settings.setValue("Preferences::use_plot_color_index",
                     ui->radioLocalColorIndex->isChecked());
+  settings.setValue("Preferences::precision",
+                    ui->comboBoxPrecision->currentIndex());
   settings.setValue("Preferences::use_separator", ui->checkBoxSeparator->isChecked());
   settings.setValue("Preferences::use_opengl", ui->checkBoxOpenGL->isChecked());
   settings.setValue("Preferences::autozoom_visibility",

diff --git a/plotjuggler_app/preferences_dialog.ui b/plotjuggler_app/preferences_dialog.ui
@@ -183,6 +183,69 @@
               </property>
              </widget>
             </item>
+			<item row="3" column="0">
+			<widget class="QLabel" name="label">
+				<property name="sizePolicy">
+				<sizepolicy hsizetype="Preferred" vsizetype="Expanding">
+				<horstretch>0</horstretch>
+				<verstretch>0</verstretch>
+				</sizepolicy>
+				</property>
+				<property name="text">
+				<string>Float Precision:</string>
+				</property>
+			</widget>
+			</item>
+			<item row="3" column="1">
+			<widget class="QComboBox" name="comboBoxPrecision">
+				<property name="sizePolicy">
+				<sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+				<horstretch>0</horstretch>
+				<verstretch>0</verstretch>
+				</sizepolicy>
+				</property>
+				<item>
+				<property name="text">
+				<string>0</string>
+				</property>
+				</item>
+				<item>
+				<property name="text">
+				<string>1</string>
+				</property>
+				</item>
+				<item>
+				<property name="text">
+				<string>2</string>
+				</property>
+				</item>
+				<item>
+				<property name="text">
+				<string>3</string>
+				</property>
+				</item>
+				<item>
+				<property name="text">
+				<string>4</string>
+				</property>
+				</item>
+				<item>
+				<property name="text">
+				<string>5</string>
+				</property>
+				</item>
+				<item>
+				<property name="text">
+				<string>6</string>
+				</property>
+				</item>
+				<item>
+				<property name="text">
+				<string>7</string>
+				</property>
+				</item>
+			</widget>
+			</item>
            </layout>
           </widget>
          </item>