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wxMathPlot: fixed crash when one of its dimensions == 0

This commit is contained in:
Maciej Suminski 2016-08-11 14:41:26 +02:00
parent f3fabeb9fb
commit 9c65d0d281
1 changed files with 12 additions and 6 deletions
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18
common/widgets/mathplot.cpp
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@ -167,8 +167,10 @@ void mpInfoLayer::Plot(wxDC & dc, mpWindow & w)
#ifdef MATHPLOT_DO_LOGGING
// wxLogMessage(_("mpInfoLayer::Plot() screen size has changed from %d x %d to %d x %d"), m_winX, m_winY, scrx, scry);
#endif
if (m_winX != 1) m_dim.x = (int) floor((double)(m_dim.x*scrx/m_winX));
if (m_winY != 1) {
if (m_winX > 1)
m_dim.x = (int) floor((double)(m_dim.x*scrx/m_winX));
if (m_winY > 1) {
m_dim.y = (int) floor((double)(m_dim.y*scry/m_winY));
UpdateReference();
}
@ -236,8 +238,10 @@ void mpInfoCoords::Plot(wxDC & dc, mpWindow & w)
#ifdef MATHPLOT_DO_LOGGING
// wxLogMessage(_("mpInfoLayer::Plot() screen size has changed from %d x %d to %d x %d"), m_winX, m_winY, scrx, scry);
#endif
if (m_winX != 1) m_dim.x = (int) floor((double)(m_dim.x*scrx/m_winX));
if (m_winY != 1) {
if (m_winX > 1)
m_dim.x = (int) floor((double)(m_dim.x*scrx/m_winX));
if (m_winY > 1) {
m_dim.y = (int) floor((double)(m_dim.y*scry/m_winY));
UpdateReference();
}
@ -290,8 +294,10 @@ void mpInfoLegend::Plot(wxDC & dc, mpWindow & w)
#ifdef MATHPLOT_DO_LOGGING
// wxLogMessage(_("mpInfoLayer::Plot() screen size has changed from %d x %d to %d x %d"), m_winX, m_winY, scrx, scry);
#endif
if (m_winX != 1) m_dim.x = (int) floor((double)(m_dim.x*scrx/m_winX));
if (m_winY != 1) {
if (m_winX > 1)
m_dim.x = (int) floor((double)(m_dim.x*scrx/m_winX));
if (m_winY > 1) {
m_dim.y = (int) floor((double)(m_dim.y*scry/m_winY));
UpdateReference();
}