Added fontSize slider.

Added a fontSize slider to the front page that successfully moves the fontSize value of the Kontrast object.

src/contents/ui/MainPage.qml

@@ -232,6 +232,22 @@ Kirigami.ScrollablePage {
             }
         }
 
+        Flow {
+            Text {
+                Layout.topMargin: Kirigami.Units.largeSpacing
+                text: i18n("Font Size %1", Kontrast.fontSize)
+                color: Kontrast.displayTextColor
+            }
+
+            Layout.topMargin: Kirigami.Units.gridUnit * 2
+            QQC2.Slider {
+                from: 1
+                value: Kontrast.fontSize
+                to: 72
+                onMoved: Kontrast.fontSize = value
+            }
+        }
+
         Flow {
             Layout.fillWidth: true
             Layout.topMargin: Kirigami.Units.gridUnit * 2

src/kontrast.cpp

@@ -216,6 +216,7 @@ qreal Kontrast::contrast() const
 
 void Kontrast::random()
 {
+    m_fontSize = 12;
     do {
         m_textColor = QColor::fromRgb(QRandomGenerator::global()->generate());
         m_backgroundColor = QColor::fromRgb(QRandomGenerator::global()->generate());

src/kontrast.h

@@ -108,7 +108,7 @@ private:
     QColor m_textColor;
     QColor m_backgroundColor;
     QColor m_grabbedColor;
-    int m_fontSize = 24;
+    int m_fontSize;
     KAboutData m_about;
 };