Fix division by zero.

--HG-- branch : develop
2017-01-05 13:11:18 +02:00 · 2017-01-05 13:11:18 +02:00 · d4317a61ec
commit d4317a61ec
parent 1882833ce7
1 changed files with 6 additions and 1 deletions
--- a/src/libs/vlayout/vtextmanager.cpp
+++ b/src/libs/vlayout/vtextmanager.cpp
@ -180,7 +180,12 @@ const TextLine& VTextManager::GetSourceLine(int i) const
 */
 void VTextManager::FitFontSize(qreal fW, qreal fH)
 {
-    int iFS = 3*qFloor(fH/GetSourceLinesCount())/4;
+    int iFS = 0;
+    if (GetSourceLinesCount() > 0)
+    {//division by zero
+        iFS = 3*qFloor(fH/GetSourceLinesCount())/4;
+    }
+
    if (iFS < MIN_FONT_SIZE)
    {
        iFS = MIN_FONT_SIZE;