Filled aristo tool brush.

src/board/UBBoardView.cpp

@@ -59,6 +59,7 @@
 #include "tools/UBGraphicsCache.h"
 #include "tools/UBGraphicsTriangle.h"
 #include "tools/UBGraphicsProtractor.h"
+#include "tools/UBGraphicsAristo.h"
 
 #include "core/memcheck.h"
 

src/tools/UBGraphicsAristo.cpp

@@ -132,7 +132,7 @@ void UBGraphicsAristo::paint(QPainter *painter, const QStyleOptionGraphicsItem *
 {
     QPolygonF polygon;
 
-    painter->setBrush(Qt::NoBrush);
+    painter->setBrush(fillBrush());
     painter->setPen(drawColor());
 
     polygon << A << B << C;
@@ -390,6 +390,17 @@ void UBGraphicsAristo::paintProtractorGraduations(QPainter* painter)
     painter->restore();
 }
 
+QBrush UBGraphicsAristo::fillBrush() const
+{
+    QColor fillColor = edgeFillColor();// scene()->isDarkBackground() ? sDarkBackgroundFillColor : sFillColor;
+    QColor fillColorCenter = middleFillColor();//scene()->isDarkBackground() ? sDarkBackgroundFillColorCenter : sFillColorCenter;
+    QColor transparentWhite = Qt::white;
+    transparentWhite.setAlpha(scene()->isDarkBackground() ? sDrawTransparency : sFillTransparency);
+    QRadialGradient radialGradient(rect().center(), radius(), rect().center());
+    radialGradient.setColorAt(0, fillColorCenter);
+    radialGradient.setColorAt(1, fillColor);
+    return radialGradient;
+}
 
 void UBGraphicsAristo::rotateAroundCenter(qreal angle)
 {

src/tools/UBGraphicsAristo.h

@@ -147,7 +147,7 @@ class UBGraphicsAristo : public UBAbstractDrawRuler, public QGraphicsPolygonItem
         {
             return sqrt(((B.x() - A.x())*(B.x() - A.x()))+((B.y() - A.y())*(B.y() - A.y()))) * 9 / 16 - 20;
         }
-
+        QBrush fillBrush() const;
 
         UBGraphicsAristoOrientation mOrientation;