add some debug assertions

diff --git a/lib/gdi/font.cpp b/lib/gdi/font.cpp
index 450269f00686c9be22545ac8a47f6400e0b556ec..6a6007eebfb35f923f8b20cf7a4bcac167d4cf10 100644 (file)
--- a/lib/gdi/font.cpp
+++ b/lib/gdi/font.cpp
@@ -510,7 +510,12 @@ int eTextPara::renderString(const char *string, int rflags)
        
        if (!current_font)
                return -1;
-               
+
+       if (!current_face)
+               eFatal("eTextPara::renderString: no current_face");
+       if (!current_face->size)
+               eFatal("eTextPara::renderString: no current_face->size");
+
        if (cursor.y()==-1)
        {
                cursor=ePoint(area.x(), area.y()+(current_face->size->metrics.ascender>>6));