High quality shadow issue fix for Q3DMaps.

Q3DBars fix pending for another task first.

Task-number: QTRD-2107

Change-Id: I676542021576d2032fa965e54ec3efd3da165858
Reviewed-by: Tomi Korpipää <tomi.korpipaa@digia.com>

3 files changed, 21 insertions, 1 deletions

diff --git a/examples/mapdata/main.cpp b/examples/mapdata/main.cpp
index 976b2165..88c9f016 100644
--- a/examples/mapdata/main.cpp
+++ b/examples/mapdata/main.cpp
@@ -199,6 +199,8 @@ int main(int argc, char **argv)
 
     QObject::connect(shadowQuality, SIGNAL(currentIndexChanged(int)), modifier,
                      SLOT(changeShadowQuality(int)));
+    QObject::connect(modifier, &MapsModifier::shadowQuality, shadowQuality,
+                     &QComboBox::setCurrentIndex);
 
     QObject::connect(fontList, &QFontComboBox::currentFontChanged, modifier,
                      &MapsModifier::changeFont);
diff --git a/examples/mapdata/mapdata.cpp b/examples/mapdata/mapdata.cpp
index 8f4aee7c..0461dc56 100644
--- a/examples/mapdata/mapdata.cpp
+++ b/examples/mapdata/mapdata.cpp
@@ -315,7 +315,22 @@ void MapsModifier::changeShadowQuality(int quality)
         sq = ShadowHigh;
         break;
     }
-    m_chart->setShadowQuality(sq);
+    ShadowQuality realquality = m_chart->setShadowQuality(sq);
+    // Check if it setting quality was successful
+    if (realquality != sq) {
+        switch (realquality) {
+        case ShadowLow:
+            quality = 1;
+            break;
+        case ShadowMedium:
+            quality = 2;
+            break;
+        case ShadowHigh:
+            quality = 3;
+            break;
+        }
+        emit shadowQuality(quality);
+    }
 }
 
 //void MapsModifier::setGridEnabled(int enabled)
diff --git a/examples/mapdata/mapdata.h b/examples/mapdata/mapdata.h
index 3b3c7219..ea25c635 100644
--- a/examples/mapdata/mapdata.h
+++ b/examples/mapdata/mapdata.h
@@ -75,6 +75,9 @@ public slots:
     void changeValueDimension(int dimension);
     void changeShadowQuality(int quality);
 
+signals:
+    void shadowQuality(int quality);
+
 private:
     Q3DMaps *m_chart;
     QRect m_imageRect;