fix brush on croppingmask

app/SandboxSetup/maskedit.cpp

@@ -46,7 +46,7 @@ void MaskEdit::paintEvent(QPaintEvent *){
         QPainter maskPainter(&px);
 
         // QPen: style(), width(), brush(), capStyle() and joinStyle().
-        QPen pen(Qt::green, 2, Qt::DashLine, Qt::RoundCap, Qt::RoundJoin);
+        QPen pen(Qt::green, 2, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin);
         maskPainter.setPen(pen);
 
         QPolygon poly;
@@ -60,6 +60,8 @@ void MaskEdit::paintEvent(QPaintEvent *){
             maskPainter.drawEllipse(x-(size/2), y-(size/2), size, size);
         }
 
+        pen.setStyle(Qt::DashLine);
+        maskPainter.setPen(pen);
         maskPainter.drawPolygon(poly);
         maskPainter.end();