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Add tests of wxGraphicsBitmap

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This commit is contained in:
Artur Wieczorek
2021-02-05 23:52:23 +01:00
parent de7115b9ed
commit e73cb85246
11 changed files with 731 additions and 0 deletions
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1
build/cmake/tests/gui/CMakeLists.txt
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@@ -23,6 +23,7 @@ set(TEST_GUI_SRC
graphics/boundingbox.cpp
graphics/clippingbox.cpp
graphics/coords.cpp
graphics/graphbitmap.cpp
graphics/graphmatrix.cpp
graphics/graphpath.cpp
graphics/imagelist.cpp

4
tests/Makefile.in
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@@ -189,6 +189,7 @@ TEST_GUI_OBJECTS = \
test_gui_boundingbox.o \
test_gui_clippingbox.o \
test_gui_coords.o \
test_gui_graphbitmap.o \
test_gui_graphmatrix.o \
test_gui_graphpath.o \
test_gui_imagelist.o \
@@ -910,6 +911,9 @@ test_gui_clippingbox.o: $(srcdir)/graphics/clippingbox.cpp $(TEST_GUI_ODEP)
test_gui_coords.o: $(srcdir)/graphics/coords.cpp $(TEST_GUI_ODEP)
$(CXXC) -c -o $@ $(TEST_GUI_CXXFLAGS) $(srcdir)/graphics/coords.cpp
test_gui_graphbitmap.o: $(srcdir)/graphics/graphbitmap.cpp $(TEST_GUI_ODEP)
$(CXXC) -c -o $@ $(TEST_GUI_CXXFLAGS) $(srcdir)/graphics/graphbitmap.cpp
test_gui_graphmatrix.o: $(srcdir)/graphics/graphmatrix.cpp $(TEST_GUI_ODEP)
$(CXXC) -c -o $@ $(TEST_GUI_CXXFLAGS) $(srcdir)/graphics/graphmatrix.cpp

702
tests/graphics/graphbitmap.cpp Normal file
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@@ -0,0 +1,702 @@
///////////////////////////////////////////////////////////////////////////////
// Name: tests/graphics/graphbitmap.cpp
// Purpose: wxGraphicsBitmap unit test
// Author: Artur Wieczorek
// Created: 2021-02-05
// Copyright: (c) 2021 wxWidgets development team
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef wxHAS_RAW_BITMAP
#include "wx/bitmap.h"
#include "wx/rawbmp.h"
#include "wx/dcmemory.h"
#include "wx/graphics.h"
#include "testimage.h"
#ifdef __WXMSW__
// Support for iteration over 32 bpp 0RGB bitmaps
typedef wxPixelFormat<unsigned char, 32, 2, 1, 0> wxNative32PixelFormat;
typedef wxPixelData<wxBitmap, wxNative32PixelFormat> wxNative32PixelData;
#endif // __WXMSW__
#ifdef __WXOSX__
// 32 bpp xRGB bitmaps are native ones
typedef wxNativePixelData wxNative32PixelData;
#endif // __WXOSX__
// ----------------------------------------------------------------------------
// tests
// ----------------------------------------------------------------------------
#if wxUSE_GRAPHICS_CONTEXT
namespace
{
wxBitmap CreateBitmapRGB(int w, int h, bool withMask)
{
wxBitmap bmp(w, h, 24);
{
wxMemoryDC dc(bmp);
dc.SetBackground(*wxBLUE_BRUSH);
dc.Clear();
dc.SetPen(*wxYELLOW_PEN);
dc.SetBrush(*wxYELLOW_BRUSH);
dc.DrawRectangle(2, 2, bmp.GetWidth() - 2, bmp.GetHeight() - 2);
}
REQUIRE_FALSE(bmp.HasAlpha());
REQUIRE(bmp.GetMask() == NULL);
if ( withMask )
{
// Mask
wxBitmap bmask(bmp.GetWidth(), bmp.GetHeight(), 1);
{
wxMemoryDC dc(bmask);
wxGraphicsContext* gc = dc.GetGraphicsContext();
if ( gc )
{
gc->SetAntialiasMode(wxANTIALIAS_NONE);
}
dc.SetBackground(*wxBLACK_BRUSH);
dc.Clear();
dc.SetPen(*wxWHITE_PEN);
dc.SetBrush(*wxWHITE_BRUSH);
dc.DrawRectangle(4, 4, 4, 4);
}
bmp.SetMask(new wxMask(bmask));
REQUIRE_FALSE(bmp.HasAlpha());
REQUIRE(bmp.GetMask() != NULL);
}
return bmp;
}
wxBitmap CreateBitmapRGBA(int w, int h, bool withMask)
{
wxBitmap bmp(w, h, 32);
#if defined(__WXMSW__) || defined(__WXOSX__)
bmp.UseAlpha();
#endif // __WXMSW__ || __WXOSX__
{
const wxColour clrFg(*wxCYAN);
const wxColour clrBg(*wxGREEN);
const unsigned char alpha = 51;
#if defined(__WXMSW__) || defined(__WXOSX__)
// premultiplied values
const wxColour clrFgAlpha(((clrFg.Red() * alpha) + 127) / 255, ((clrFg.Green() * alpha) + 127) / 255, ((clrFg.Blue() * alpha) + 127) / 255);
#else
const wxColour clrFgAlpha(clrFg);
#endif // __WXMSW__ || __WXOSX__
wxAlphaPixelData data(bmp);
REQUIRE(data);
wxAlphaPixelData::Iterator p(data);
for ( int y = 0; y < bmp.GetHeight(); y++ )
{
wxAlphaPixelData::Iterator rowStart = p;
for ( int x = 0; x < bmp.GetWidth(); x++, ++p )
{
if ( x < bmp.GetWidth() / 2 )
{ // opaque
p.Red() = clrFg.Red();
p.Green() = clrFg.Green();
p.Blue() = clrFg.Blue();
p.Alpha() = 255;
}
else
{ // with transparency
p.Red() = clrFgAlpha.Red();
p.Green() = clrFgAlpha.Green();
p.Blue() = clrFgAlpha.Blue();
p.Alpha() = alpha;
}
}
p = rowStart;
p.OffsetY(data, 1);
}
}
REQUIRE(bmp.HasAlpha() == true);
REQUIRE(bmp.GetMask() == NULL);
if ( withMask )
{
// Mask
wxBitmap bmask(bmp.GetWidth(), bmp.GetHeight(), 1);
{
wxMemoryDC dc(bmask);
wxGraphicsContext* gc = dc.GetGraphicsContext();
if ( gc )
{
gc->SetAntialiasMode(wxANTIALIAS_NONE);
}
dc.SetBackground(*wxBLACK_BRUSH);
dc.Clear();
dc.SetPen(*wxWHITE_PEN);
dc.SetBrush(*wxWHITE_BRUSH);
dc.DrawRectangle(4, 4, 4, 4);
}
bmp.SetMask(new wxMask(bmask));
REQUIRE(bmp.HasAlpha() == true);
REQUIRE(bmp.GetMask() != NULL);
}
return bmp;
}
void BlendMaskWithAlpha(wxImage& img)
{
if ( img.HasAlpha() && img.HasMask() )
{
// We need to blend mask with alpha values
size_t numPixels = img.GetWidth() * img.GetHeight();
unsigned char* oldAlpha = new unsigned char[numPixels];
memcpy(oldAlpha, img.GetAlpha(), numPixels);
img.ClearAlpha();
img.InitAlpha();
unsigned char* newAlpha = img.GetAlpha();
for ( size_t i = 0; i < numPixels; i++ )
{
if ( newAlpha[i] == wxIMAGE_ALPHA_OPAQUE )
newAlpha[i] = oldAlpha[i];
}
delete[]oldAlpha;
}
else
{
img.InitAlpha();
}
}
inline void CheckCreateGraphBitmap(wxGraphicsRenderer* gr, const wxBitmap& srcBmp, const wxImage& refImg)
{
wxGraphicsBitmap gbmp = gr->CreateBitmap(srcBmp);
wxImage gimage = gbmp.ConvertToImage();
CHECK_THAT(gimage, RGBASameAs(refImg));
}
inline void CheckCreateGraphSubBitmap(wxGraphicsRenderer* gr, const wxBitmap& srcBmp,
double x, double y, double w, double h,
const wxImage& refImg)
{
wxGraphicsBitmap gbmp = gr->CreateBitmap(srcBmp);
wxGraphicsBitmap gSubBmp = gr->CreateSubBitmap(gbmp, x, y, w, h);
wxImage gimage = gSubBmp.ConvertToImage();
CHECK_THAT(gimage, RGBASameAs(refImg));
}
};
TEST_CASE("GraphicsBitmapTestCase::Create", "[graphbitmap][create]")
{
SECTION("RGB bitmap without mask")
{
// RGB bitmap
wxBitmap bmp = CreateBitmapRGB(8, 8, false);
REQUIRE_FALSE(bmp.HasAlpha());
REQUIRE(bmp.GetMask() == NULL);
// Reference image
wxImage image = bmp.ConvertToImage();
REQUIRE_FALSE(image.HasAlpha());
REQUIRE_FALSE(image.HasMask());
REQUIRE(image.GetWidth() == bmp.GetWidth());
REQUIRE(image.GetHeight() == bmp.GetHeight());
SECTION("Default GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDefaultRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#if defined(__WXMSW__)
#if wxUSE_GRAPHICS_GDIPLUS
SECTION("GDI+ GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetGDIPlusRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_GDIPLUS
#if wxUSE_GRAPHICS_DIRECT2D
SECTION("Direct2D GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDirect2DRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_DIRECT2D
#endif // __WXMSW__
#if wxUSE_CAIRO
SECTION("Cairo GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetCairoRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_CAIRO
}
SECTION("RGB bitmap with mask")
{
// RGB bitmap
wxBitmap bmp = CreateBitmapRGB(8, 8, true);
REQUIRE_FALSE(bmp.HasAlpha());
REQUIRE(bmp.GetMask() != NULL);
// Reference image
wxImage image = bmp.ConvertToImage();
REQUIRE_FALSE(image.HasAlpha());
REQUIRE(image.HasMask() == true);
REQUIRE(image.GetWidth() == bmp.GetWidth());
REQUIRE(image.GetHeight() == bmp.GetHeight());
const wxColour maskCol(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
REQUIRE(maskCol.IsOk());
// wxGraphicsBitmap doesn't have a mask so we need wxImage without mask
// to be compared with created wxGraphicsBitmap.
image.InitAlpha();
REQUIRE(image.HasAlpha() == true);
REQUIRE_FALSE(image.HasMask());
// We need also to remove mask colour from transparent pixels
// for compatibility with wxGraphicsMask.
for ( int y = 0; y < image.GetHeight(); y++ )
for ( int x = 0; x < image.GetWidth(); x++ )
{
if ( image.GetAlpha(x, y) == wxALPHA_TRANSPARENT )
{
image.SetRGB(x, y, 0, 0, 0);
}
}
SECTION("Default GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDefaultRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#if defined(__WXMSW__)
#if wxUSE_GRAPHICS_GDIPLUS
SECTION("GDI+ GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetGDIPlusRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_GDIPLUS
#if wxUSE_GRAPHICS_DIRECT2D
SECTION("Direct2D GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDirect2DRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_DIRECT2D
#endif // __WXMSW__
#if wxUSE_CAIRO
SECTION("Cairo GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetCairoRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_CAIRO
}
SECTION("RGBA bitmap without mask")
{
// RGBA Bitmap
wxBitmap bmp = CreateBitmapRGBA(8, 8, false);
REQUIRE(bmp.HasAlpha() == true);
REQUIRE(bmp.GetMask() == NULL);
// Reference image
wxImage image = bmp.ConvertToImage();
REQUIRE(image.HasAlpha() == true);
REQUIRE_FALSE(image.HasMask());
REQUIRE(image.GetWidth() == bmp.GetWidth());
REQUIRE(image.GetHeight() == bmp.GetHeight());
SECTION("Default GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDefaultRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#if defined(__WXMSW__)
#if wxUSE_GRAPHICS_GDIPLUS
SECTION("GDI+ GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetGDIPlusRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_GDIPLUS
#if wxUSE_GRAPHICS_DIRECT2D
SECTION("Direct2D GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDirect2DRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_DIRECT2D
#endif // __WXMSW__
#if wxUSE_CAIRO
SECTION("Cairo GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetCairoRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_CAIRO
}
SECTION("RGBA bitmap with mask")
{
// RGBA Bitmap
wxBitmap bmp = CreateBitmapRGBA(8, 8, true);
REQUIRE(bmp.HasAlpha() == true);
REQUIRE(bmp.GetMask() != NULL);
// Reference image
wxImage image = bmp.ConvertToImage();
REQUIRE(image.HasAlpha() == true);
REQUIRE(image.HasMask() == true);
REQUIRE(image.GetWidth() == bmp.GetWidth());
REQUIRE(image.GetHeight() == bmp.GetHeight());
const wxColour maskCol(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
REQUIRE(maskCol.IsOk());
// wxGraphicsBitmap doesn't have a mask so we need wxImage without mask
// to be compared with created wxGraphicsBitmap.
BlendMaskWithAlpha(image);
REQUIRE(image.HasAlpha() == true);
REQUIRE_FALSE(image.HasMask());
// We need also to remove mask colour from transparent pixels
// for compatibility with wxGraphicsMask.
for ( int y = 0; y < image.GetHeight(); y++ )
for ( int x = 0; x < image.GetWidth(); x++ )
{
if ( image.GetAlpha(x, y) == wxALPHA_TRANSPARENT )
{
image.SetRGB(x, y, 0, 0, 0);
}
}
SECTION("Default GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDefaultRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#if defined(__WXMSW__)
#if wxUSE_GRAPHICS_GDIPLUS
SECTION("GDI+ GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetGDIPlusRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_GDIPLUS
#if wxUSE_GRAPHICS_DIRECT2D
SECTION("Direct2D GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDirect2DRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_DIRECT2D
#endif // __WXMSW__
#if wxUSE_CAIRO
SECTION("Cairo GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetCairoRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphBitmap(gr, bmp, image);
}
#endif // wxUSE_GRAPHICS_CAIRO
}
}
TEST_CASE("GraphicsBitmapTestCase::SubBitmap", "[graphbitmap][subbitmap][create]")
{
SECTION("RGB bitmap without mask")
{
// RGB bitmap
wxBitmap bmp = CreateBitmapRGB(8, 8, false);
REQUIRE_FALSE(bmp.HasAlpha());
REQUIRE(bmp.GetMask() == NULL);
// Reference image
const int subX = 1;
const int subY = 1;
const int subW = 4;
const int subH = 5;
wxImage image = bmp.ConvertToImage().GetSubImage(wxRect(subX, subY, subW, subH));
REQUIRE_FALSE(image.HasAlpha());
REQUIRE_FALSE(image.HasMask());
REQUIRE(image.GetWidth() == subW);
REQUIRE(image.GetHeight() == subH);
SECTION("Default GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDefaultRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#if defined(__WXMSW__)
#if wxUSE_GRAPHICS_GDIPLUS
SECTION("GDI+ GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetGDIPlusRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_GDIPLUS
#if wxUSE_GRAPHICS_DIRECT2D
SECTION("Direct2D GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDirect2DRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_DIRECT2D
#endif // __WXMSW__
#if wxUSE_CAIRO
SECTION("Cairo GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetCairoRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_CAIRO
}
SECTION("RGB bitmap with mask")
{
// RGB bitmap
wxBitmap bmp = CreateBitmapRGB(8, 8, true);
REQUIRE_FALSE(bmp.HasAlpha());
REQUIRE(bmp.GetMask() != NULL);
// Reference image
const int subX = 2;
const int subY = 2;
const int subW = 4;
const int subH = 5;
wxImage image = bmp.ConvertToImage().GetSubImage(wxRect(subX, subY, subW, subH));
REQUIRE_FALSE(image.HasAlpha());
REQUIRE(image.HasMask() == true);
REQUIRE(image.GetWidth() == subW);
REQUIRE(image.GetHeight() == subH);
const wxColour maskCol(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
REQUIRE(maskCol.IsOk());
// wxGraphicsBitmap doesn't have a mask so we need wxImage without mask
// to be compared with created wxGraphicsBitmap.
image.InitAlpha();
REQUIRE(image.HasAlpha() == true);
REQUIRE_FALSE(image.HasMask());
// We need also to remove mask colour from transparent pixels
// for compatibility with wxGraphicsMask.
for ( int y = 0; y < image.GetHeight(); y++ )
for ( int x = 0; x < image.GetWidth(); x++ )
{
if ( image.GetAlpha(x, y) == wxALPHA_TRANSPARENT )
{
image.SetRGB(x, y, 0, 0, 0);
}
}
SECTION("Default GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDefaultRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#if defined(__WXMSW__)
#if wxUSE_GRAPHICS_GDIPLUS
SECTION("GDI+ GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetGDIPlusRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_GDIPLUS
#if wxUSE_GRAPHICS_DIRECT2D
SECTION("Direct2D GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDirect2DRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_DIRECT2D
#endif // __WXMSW__
#if wxUSE_CAIRO
SECTION("Cairo GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetCairoRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_CAIRO
}
SECTION("RGBA bitmap without mask")
{
// RGBA Bitmap
wxBitmap bmp = CreateBitmapRGBA(8, 8, false);
REQUIRE(bmp.HasAlpha() == true);
REQUIRE(bmp.GetMask() == NULL);
// Reference image
const int subX = 2;
const int subY = 2;
const int subW = 4;
const int subH = 5;
wxImage image = bmp.ConvertToImage().GetSubImage(wxRect(subX, subY, subW, subH));
REQUIRE(image.HasAlpha() == true);
REQUIRE_FALSE(image.HasMask());
REQUIRE(image.GetWidth() == subW);
REQUIRE(image.GetHeight() == subH);
SECTION("Default GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDefaultRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#if defined(__WXMSW__)
#if wxUSE_GRAPHICS_GDIPLUS
SECTION("GDI+ GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetGDIPlusRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_GDIPLUS
#if wxUSE_GRAPHICS_DIRECT2D
SECTION("Direct2D GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDirect2DRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_DIRECT2D
#endif // __WXMSW__
#if wxUSE_CAIRO
SECTION("Cairo GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetCairoRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_CAIRO
}
SECTION("RGBA bitmap with mask")
{
// RGBA Bitmap
wxBitmap bmp = CreateBitmapRGBA(8, 8, true);
REQUIRE(bmp.HasAlpha() == true);
REQUIRE(bmp.GetMask() != NULL);
// Reference image
const int subX = 2;
const int subY = 2;
const int subW = 4;
const int subH = 5;
wxImage image = bmp.ConvertToImage().GetSubImage(wxRect(subX, subY, subW, subH));
REQUIRE(image.HasAlpha() == true);
REQUIRE(image.HasMask() == true);
REQUIRE(image.GetWidth() == subW);
REQUIRE(image.GetHeight() == subH);
const wxColour maskCol(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
REQUIRE(maskCol.IsOk());
// wxGraphicsBitmap doesn't have a mask so we need wxImage without mask
// to be compared with created wxGraphicsBitmap.
BlendMaskWithAlpha(image);
REQUIRE(image.HasAlpha() == true);
REQUIRE_FALSE(image.HasMask());
// We need also to remove mask colour from transparent pixels
// for compatibility with wxGraphicsMask.
for ( int y = 0; y < image.GetHeight(); y++ )
for ( int x = 0; x < image.GetWidth(); x++ )
{
if ( image.GetAlpha(x, y) == wxALPHA_TRANSPARENT )
{
image.SetRGB(x, y, 0, 0, 0);
}
}
SECTION("Default GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDefaultRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#if defined(__WXMSW__)
#if wxUSE_GRAPHICS_GDIPLUS
SECTION("GDI+ GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetGDIPlusRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_GDIPLUS
#if wxUSE_GRAPHICS_DIRECT2D
SECTION("Direct2D GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetDirect2DRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_DIRECT2D
#endif // __WXMSW__
#if wxUSE_CAIRO
SECTION("Cairo GC")
{
wxGraphicsRenderer* gr = wxGraphicsRenderer::GetCairoRenderer();
REQUIRE(gr != NULL);
CheckCreateGraphSubBitmap(gr, bmp, subX, subY, subW, subH, image);
}
#endif // wxUSE_GRAPHICS_CAIRO
}
}
#endif // wxUSE_GRAPHICS_CONTEXT
#endif // wxHAS_RAW_BITMAP

4
tests/makefile.gcc
View File

@@ -163,6 +163,7 @@ TEST_GUI_OBJECTS = \
$(OBJS)\test_gui_boundingbox.o \
$(OBJS)\test_gui_clippingbox.o \
$(OBJS)\test_gui_coords.o \
$(OBJS)\test_gui_graphbitmap.o \
$(OBJS)\test_gui_graphmatrix.o \
$(OBJS)\test_gui_graphpath.o \
$(OBJS)\test_gui_imagelist.o \
@@ -895,6 +896,9 @@ $(OBJS)\test_gui_clippingbox.o: ./graphics/clippingbox.cpp
$(OBJS)\test_gui_coords.o: ./graphics/coords.cpp
$(CXX) -c -o $@ $(TEST_GUI_CXXFLAGS) $(CPPDEPS) $<
$(OBJS)\test_gui_graphbitmap.o: ./graphics/graphbitmap.cpp
$(CXX) -c -o $@ $(TEST_GUI_CXXFLAGS) $(CPPDEPS) $<
$(OBJS)\test_gui_graphmatrix.o: ./graphics/graphmatrix.cpp
$(CXX) -c -o $@ $(TEST_GUI_CXXFLAGS) $(CPPDEPS) $<

4
tests/makefile.vc
View File

@@ -179,6 +179,7 @@ TEST_GUI_OBJECTS = \
$(OBJS)\test_gui_boundingbox.obj \
$(OBJS)\test_gui_clippingbox.obj \
$(OBJS)\test_gui_coords.obj \
$(OBJS)\test_gui_graphbitmap.obj \
$(OBJS)\test_gui_graphmatrix.obj \
$(OBJS)\test_gui_graphpath.obj \
$(OBJS)\test_gui_imagelist.obj \
@@ -1329,6 +1330,9 @@ $(OBJS)\test_gui_clippingbox.obj: .\graphics\clippingbox.cpp
$(OBJS)\test_gui_coords.obj: .\graphics\coords.cpp
$(CXX) /c /nologo /TP /Fo$@ $(TEST_GUI_CXXFLAGS) .\graphics\coords.cpp
$(OBJS)\test_gui_graphbitmap.obj: .\graphics\graphbitmap.cpp
$(CXX) /c /nologo /TP /Fo$@ $(TEST_GUI_CXXFLAGS) .\graphics\graphbitmap.cpp
$(OBJS)\test_gui_graphmatrix.obj: .\graphics\graphmatrix.cpp
$(CXX) /c /nologo /TP /Fo$@ $(TEST_GUI_CXXFLAGS) .\graphics\graphmatrix.cpp

1
tests/test.bkl
View File

@@ -183,6 +183,7 @@
graphics/boundingbox.cpp
graphics/clippingbox.cpp
graphics/coords.cpp
graphics/graphbitmap.cpp
graphics/graphmatrix.cpp
graphics/graphpath.cpp
graphics/imagelist.cpp

1
tests/test_gui.vcxproj
View File

@@ -548,6 +548,7 @@
<ClCompile Include="graphics\boundingbox.cpp" />
<ClCompile Include="graphics\clippingbox.cpp" />
<ClCompile Include="graphics\coords.cpp" />
<ClCompile Include="graphics\graphbitmap.cpp" />
<ClCompile Include="graphics\graphmatrix.cpp" />
<ClCompile Include="graphics\graphpath.cpp" />
<ClCompile Include="graphics\colour.cpp" />

3
tests/test_gui.vcxproj.filters
View File

@@ -311,6 +311,9 @@
<ClCompile Include="graphics\imagelist.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="graphics\graphbitmap.cpp">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ResourceCompile Include="..\samples\sample.rc">

3
tests/test_vc7_test_gui.vcproj
View File

@@ -421,6 +421,9 @@
<File
RelativePath=".\controls\gaugetest.cpp">
</File>
<File
RelativePath=".\graphics\graphbitmap.cpp">
</File>
<File
RelativePath=".\graphics\graphmatrix.cpp">
</File>

4
tests/test_vc8_test_gui.vcproj
View File

@@ -1030,6 +1030,10 @@
RelativePath=".\controls\gaugetest.cpp"
>
</File>
<File
RelativePath=".\graphics\graphbitmap.cpp"
>
</File>
<File
RelativePath=".\graphics\graphmatrix.cpp"
>

4
tests/test_vc9_test_gui.vcproj
View File

@@ -1002,6 +1002,10 @@
RelativePath=".\controls\gaugetest.cpp"
>
</File>
<File
RelativePath=".\graphics\graphbitmap.cpp"
>
</File>
<File
RelativePath=".\graphics\graphmatrix.cpp"
>