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Add more status checks in Direct2D renderer

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See #17790.
This commit is contained in:
Artur Wieczorek 2017-01-28 21:46:42 +01:00
parent 6927c49311
commit f0bf5b6fd7
1 changed files with 12 additions and 6 deletions
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18
src/msw/graphicsd2d.cpp
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@ -2610,7 +2610,8 @@ wxD2DFontData::wxD2DFontData(wxGraphicsRenderer* renderer, ID2D1Factory* d2dFact
wxCHECK_HRESULT_RET(hr);
LOGFONTW logfont;
GetObjectW(font.GetHFONT(), sizeof(logfont), &logfont);
int n = GetObjectW(font.GetHFONT(), sizeof(logfont), &logfont);
wxCHECK_RET( n > 0, wxS("Failed to obtain font info") );
// Ensure the LOGFONT object contains the correct font face name
if (logfont.lfFaceName[0] == '\0')
@ -2622,19 +2623,24 @@ wxD2DFontData::wxD2DFontData(wxGraphicsRenderer* renderer, ID2D1Factory* d2dFact
}
hr = gdiInterop->CreateFontFromLOGFONT(&logfont, &m_font);
wxCHECK_HRESULT_RET(hr);
wxCHECK_RET( SUCCEEDED(hr),
wxString::Format("Failed to create font '%s' (HRESULT = %x)", logfont.lfFaceName, hr) );
wxCOMPtr<IDWriteFontFamily> fontFamily;
m_font->GetFontFamily(&fontFamily);
hr = m_font->GetFontFamily(&fontFamily);
wxCHECK_HRESULT_RET(hr);
wxCOMPtr<IDWriteLocalizedStrings> familyNames;
fontFamily->GetFamilyNames(&familyNames);
hr = fontFamily->GetFamilyNames(&familyNames);
wxCHECK_HRESULT_RET(hr);
UINT32 length;
familyNames->GetStringLength(0, &length);
hr = familyNames->GetStringLength(0, &length);
wxCHECK_HRESULT_RET(hr);
wchar_t* name = new wchar_t[length+1];
familyNames->GetString(0, name, length+1);
hr = familyNames->GetString(0, name, length+1);
wxCHECK_HRESULT_RET(hr);
FLOAT dpiX, dpiY;
d2dFactory->GetDesktopDpi(&dpiX, &dpiY);