X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9b24b388c15cab582cfe52e40eb1f9e65e6994c1..204e4cd6ee65758d39a89402a85ecd07ecf364f2:/samples/image/image.cpp diff --git a/samples/image/image.cpp b/samples/image/image.cpp index d2990f2b81..f51297399e 100644 --- a/samples/image/image.cpp +++ b/samples/image/image.cpp @@ -261,9 +261,11 @@ public: { SetClientSize(SIZE, SIZE); - wxAlphaPixelData data(m_bitmap, - wxPoint(BORDER, BORDER), - wxSize(REAL_SIZE, REAL_SIZE)); + // another possibility: wxNativePixelData (don't forget to remove code + // setting alpha in the loop below then) + typedef wxAlphaPixelData Data; + + Data data(m_bitmap, wxPoint(BORDER, BORDER), wxSize(REAL_SIZE, REAL_SIZE)); if ( !data ) { wxLogError(_T("Failed to gain raw access to bitmap data")); @@ -272,11 +274,11 @@ public: data.UseAlpha(); - wxAlphaPixelData::Iterator p(data); + Data::Iterator p(data); for ( int y = 0; y < REAL_SIZE; ++y ) { - wxAlphaPixelData::Iterator rowStart = p; + Data::Iterator rowStart = p; int r = y < REAL_SIZE/3 ? 255 : 0, g = (REAL_SIZE/3 <= y) && (y < 2*(REAL_SIZE/3)) ? 255 : 0, @@ -287,8 +289,7 @@ public: p.Red() = r; p.Green() = g; p.Blue() = b; - p.Alpha() = - (wxAlphaPixelFormat::ChannelType)((x*255.)/REAL_SIZE); + p.Alpha() = (Data::Iterator::ChannelType)((x*255.)/REAL_SIZE); ++p; // same as p.OffsetX(1) }