- if (!s_fontWidthCache.m_widths ||
- (s_fontWidthCache.m_scaleX != m_scaleX) ||
- (s_fontWidthCache.m_font != GetFont()))
+ if ( !s_fontWidthCache.m_widths ||
+ !wxIsSameDouble(s_fontWidthCache.m_scaleX, m_scaleX) ||
+ (s_fontWidthCache.m_font != GetFont()) )