add MapItemBase::renderHints

libs/map/mapitembase.cpp

@@ -4,7 +4,9 @@
 #include "osm_math_p.h"
 
 
-MapItemBase::MapItemBase() {}
+MapItemBase::MapItemBase() {
+	m_hints = QPainter::Antialiasing | QPainter::SmoothPixmapTransform;
+}
 
 
 MapItemBase::~MapItemBase() {
@@ -19,6 +21,18 @@ void MapItemBase::setInteracive(bool newInteracive) {
 }
 
 
+void MapItemBase::setRenderHints(QPainter::RenderHints h) {
+	m_hints = h;
+	updateParent();
+}
+
+
+void MapItemBase::setRenderHint(QPainter::RenderHint h, bool on) {
+	m_hints.setFlag(h, on);
+	updateParent();
+}
+
+
 void MapItemBase::setVisible(bool newVisible) {
 	m_visible = newVisible;
 	updateParent();