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Test whether wxDC attributes are unchanged by clipping operations

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Artur Wieczorek 2022-12-27 11:14:18 +01:00 • committed by AW
parent 227cd581f8
commit 09521f81e9
1 changed files with 66 additions and 0 deletions
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66
tests/graphics/clippingbox.cpp
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@ -1817,6 +1817,37 @@ static void TwoDevRegionsNonOverlappingNegDim(wxDC& dc, const wxBitmap& bmp, boo
0, 0, 0, 0);
}
static void DcAttributes(wxDC& dc)
{
// Check if wxDC atrributes left unchanged
wxFont font = dc.GetFont().Bold().Smaller();
wxPen pen(*wxYELLOW, 2);
wxBrush brush = *wxBLUE_BRUSH;
wxDCFontChanger fontChanger(dc, font);
wxDCPenChanger penChanger(dc, pen);
wxDCBrushChanger brushChanger(dc, brush);
wxCoord chWidth = dc.GetCharWidth();
wxCoord chHeight = dc.GetCharHeight();
wxFontMetrics fm = dc.GetFontMetrics();
dc.SetClippingRegion(10, 20, 30, 40);
dc.DestroyClippingRegion();
CHECK(dc.GetFont() == font);
CHECK(dc.GetPen() == pen);
CHECK(dc.GetBrush() == brush);
CHECK(dc.GetCharWidth() == chWidth);
CHECK(dc.GetCharHeight() == chHeight);
wxFontMetrics fm2 = dc.GetFontMetrics();
CHECK(fm2.ascent == fm.ascent);
CHECK(fm2.averageWidth == fm.averageWidth);
CHECK(fm2.descent == fm.descent);
CHECK(fm2.externalLeading == fm.externalLeading);
CHECK(fm2.height == fm.height);
CHECK(fm2.internalLeading == fm.internalLeading);
}
// Tests specific to wxGCDC
#if wxUSE_GRAPHICS_CONTEXT
static void InitialStateWithRotatedGCForDC(wxGCDC& dc, const wxBitmap& bmp, const wxPoint& parentDcOrigin)
@ -2198,6 +2229,11 @@ TEST_CASE("ClippingBoxTestCase::wxDC", "[clip][dc]")
{
TwoDevRegionsNonOverlappingNegDim(dc, bmp, true);
}
SECTION("DCAttributes")
{
DcAttributes(dc);
}
}
#if wxUSE_GRAPHICS_CONTEXT
@ -2537,6 +2573,11 @@ TEST_CASE("ClippingBoxTestCase::wxGCDC", "[clip][dc][gcdc]")
TwoDevRegionsNonOverlappingNegDim(dc, bmp, true);
}
SECTION("DCAttributes")
{
DcAttributes(dc);
}
SECTION("InitialStateWithRotatedGCForDC")
{
InitialStateWithRotatedGCForDC(dc, bmp, dcOrigin);
@ -2882,6 +2923,11 @@ TEST_CASE("ClippingBoxTestCase::wxGCDC(GDI+)", "[clip][dc][gcdc][gdiplus]")
TwoDevRegionsNonOverlappingNegDim(dc, bmp, true);
}
SECTION("DCAttributes")
{
DcAttributes(dc);
}
SECTION("InitialStateWithRotatedGCForDC")
{
InitialStateWithRotatedGCForDC(dc, bmp, dcOrigin);
@ -3226,6 +3272,11 @@ TEST_CASE("ClippingBoxTestCase::wxGCDC(Direct2D)", "[clip][dc][gcdc][direct2d]")
TwoDevRegionsNonOverlappingNegDim(dc, bmp, true);
}
SECTION("DCAttributes")
{
DcAttributes(dc);
}
SECTION("InitialStateWithRotatedGCForDC")
{
InitialStateWithRotatedGCForDC(dc, bmp, dcOrigin);
@ -3575,6 +3626,11 @@ TEST_CASE("ClippingBoxTestCase::wxGCDC(Cairo)", "[clip][dc][gcdc][cairo]")
TwoDevRegionsNonOverlappingNegDim(dc, bmp, true);
}
SECTION("DCAttributes")
{
DcAttributes(dc);
}
SECTION("InitialStateWithRotatedGCForDC")
{
InitialStateWithRotatedGCForDC(dc, bmp, dcOrigin);
@ -3901,6 +3957,11 @@ TEST_CASE("ClippingBoxTestCase::wxSVGFileDC", "[clip][dc][svgdc]")
{
TwoDevRegionsNonOverlappingNegDim(dc, bmp, true);
}
SECTION("DCAttributes")
{
DcAttributes(dc);
}
}
#endif // wxUSE_SVG
@ -4253,6 +4314,11 @@ TEST_CASE("ClippingBoxTestCase::wxPaintDC", "[clip][dc][paintdc]")
TwoDevRegionsNonOverlappingNegDim(dc, bmp, true);
}
SECTION("DCAttributes")
{
DcAttributes(dc);
}
paintExecuted = true;
});