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Add M_COLDATA access asserts to wxOSX

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Similarly to wxGTK, check the color for validity before deferencing its ref data.
This commit is contained in:
Václav Slavík
2018-09-16 14:01:20 +02:00
committed by Václav Slavík
parent d3e35b6bb1
commit 7564d7ff27
1 changed files with 14 additions and 0 deletions
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14
src/osx/core/colour.cpp
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@@ -163,27 +163,37 @@ wxColour::wxColour(CGColorRef col)
wxColour::ChannelType wxColour::Red() const
{
wxCHECK_MSG( IsOk(), 0, "invalid colour" );
return wxRound(M_COLDATA->Red() * 255.0);
}
wxColour::ChannelType wxColour::Green() const
{
wxCHECK_MSG( IsOk(), 0, "invalid colour" );
return wxRound(M_COLDATA->Green() * 255.0);
}
wxColour::ChannelType wxColour::Blue() const
{
wxCHECK_MSG( IsOk(), 0, "invalid colour" );
return wxRound(M_COLDATA->Blue() * 255.0);
}
wxColour::ChannelType wxColour::Alpha() const
{
wxCHECK_MSG( IsOk(), 0, "invalid colour" );
return wxRound(M_COLDATA->Alpha() * 255.0);
}
#if wxOSX_USE_COCOA_OR_CARBON
void wxColour::GetRGBColor(RGBColor* col) const
{
wxCHECK_RET( IsOk(), "invalid colour" );
col->red = M_COLDATA->Red() * 65535.0;
col->blue = M_COLDATA->Blue() * 65535.0;
col->green = M_COLDATA->Green() * 65535.0;
@@ -192,12 +202,16 @@ void wxColour::GetRGBColor(RGBColor* col) const
CGColorRef wxColour::GetCGColor() const
{
wxCHECK_MSG( IsOk(), NULL, "invalid colour" );
return M_COLDATA->GetCGColor();
}
#if wxOSX_USE_COCOA
WX_NSColor wxColour::OSXGetNSColor() const
{
wxCHECK_MSG( IsOk(), NULL, "invalid colour" );
return M_COLDATA->GetNSColor();
}
#endif