1
0
Fork 0
libreoffice/vcl/qa/cppunit/canvasbitmaptest.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

778 lines
31 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
// bootstrap stuff
#include <test/bootstrapfixture.hxx>
#include <com/sun/star/util/Endianness.hpp>
#include <com/sun/star/rendering/ColorComponentTag.hpp>
#include <com/sun/star/rendering/ColorSpaceType.hpp>
#include <com/sun/star/rendering/RenderingIntent.hpp>
#include <com/sun/star/rendering/XIntegerReadOnlyBitmap.hpp>
#include <com/sun/star/rendering/XIntegerBitmapColorSpace.hpp>
#include <com/sun/star/rendering/XBitmapPalette.hpp>
#include <cppuhelper/implbase.hxx>
#include <rtl/ref.hxx>
#include <sal/log.hxx>
#include <vcl/canvastools.hxx>
#include <vcl/bitmapex.hxx>
#include <canvasbitmap.hxx>
#include <vcl/BitmapWriteAccess.hxx>
#include <algorithm>
using namespace ::com::sun::star;
using namespace vcl::unotools;
namespace com::sun::star::rendering
{
static bool operator==( const RGBColor& rLHS, const ARGBColor& rRHS )
{
return rLHS.Red == rRHS.Red && rLHS.Green == rRHS.Green && rLHS.Blue == rRHS.Blue;
}
}
namespace
{
class CanvasBitmapTest : public test::BootstrapFixture
{
public:
CanvasBitmapTest() : BootstrapFixture(true, false) {}
void runTest();
CPPUNIT_TEST_SUITE(CanvasBitmapTest);
CPPUNIT_TEST(runTest);
CPPUNIT_TEST_SUITE_END();
};
bool rangeCheck( const rendering::RGBColor& rColor )
{
return rColor.Red < 0.0 || rColor.Red > 1.0 ||
rColor.Green < 0.0 || rColor.Green > 1.0 ||
rColor.Blue < 0.0 || rColor.Blue > 1.0;
}
void checkCanvasBitmap( const rtl::Reference<VclCanvasBitmap>& xBmp,
const char* msg,
int nOriginalDepth )
{
SAL_INFO("vcl", "Testing " << msg << ", with depth " << nOriginalDepth);
BitmapEx aContainedBmpEx( xBmp->getBitmapEx() );
Bitmap aContainedBmp( aContainedBmpEx.GetBitmap() );
int nDepth = nOriginalDepth;
int extraBpp = 0;
{
BitmapScopedReadAccess pAcc( aContainedBmp );
nDepth = pAcc->GetBitCount();
if( pAcc->GetScanlineFormat() == ScanlineFormat::N32BitTcMask )
extraBpp = 8; // the format has 8 unused bits
}
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Original bitmap size not (200,200)",
Size(200,200), aContainedBmp.GetSizePixel());
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Original bitmap size via API not (200,200)",
sal_Int32(200), xBmp->getSize().Width);
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Original bitmap size via API not (200,200)",
sal_Int32(200), xBmp->getSize().Height);
CPPUNIT_ASSERT_EQUAL_MESSAGE( "alpha state mismatch",
aContainedBmpEx.IsAlpha(), bool(xBmp->hasAlpha()));
CPPUNIT_ASSERT_MESSAGE( "getScaledBitmap() failed",
xBmp->getScaledBitmap( geometry::RealSize2D(500,500), false ).is());
rendering::IntegerBitmapLayout aLayout;
uno::Sequence<sal_Int8> aPixelData = xBmp->getData(aLayout, geometry::IntegerRectangle2D(0,0,1,1));
const sal_Int32 nExpectedBitsPerPixel(
(aContainedBmpEx.IsAlpha() ? std::max(8,nDepth)+8 : nDepth) + extraBpp);
CPPUNIT_ASSERT_EQUAL_MESSAGE( "# scanlines not 1",
static_cast<sal_Int32>(1), aLayout.ScanLines);
CPPUNIT_ASSERT_EQUAL_MESSAGE( "# scanline bytes mismatch",
static_cast<sal_Int32>((nExpectedBitsPerPixel+7)/8), aLayout.ScanLineBytes);
CPPUNIT_ASSERT_MESSAGE( "# scanline stride mismatch",
aLayout.ScanLineStride == (nExpectedBitsPerPixel+7)/8 ||
aLayout.ScanLineStride == -(nExpectedBitsPerPixel+7)/8);
CPPUNIT_ASSERT_EQUAL_MESSAGE( "# plane stride not 0",
static_cast<sal_Int32>(0), aLayout.PlaneStride);
CPPUNIT_ASSERT_MESSAGE( "Color space not there",
aLayout.ColorSpace.is());
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Palette existence does not conform to bitmap",
(nDepth <= 8), aLayout.Palette.is());
uno::Sequence<sal_Int8> aPixelData2 = xBmp->getPixel( aLayout, geometry::IntegerPoint2D(0,0) );
CPPUNIT_ASSERT_EQUAL_MESSAGE( "getData and getPixel did not return same amount of data",
aPixelData.getLength(), aPixelData2.getLength());
aPixelData = xBmp->getData(aLayout, geometry::IntegerRectangle2D(0,0,200,1));
CPPUNIT_ASSERT_EQUAL_MESSAGE( "# scanlines not 1 for getPixel",
static_cast<sal_Int32>(1), aLayout.ScanLines);
CPPUNIT_ASSERT_EQUAL_MESSAGE( "# scanline bytes mismatch for getPixel",
static_cast<sal_Int32>((200*nExpectedBitsPerPixel+7)/8), aLayout.ScanLineBytes);
CPPUNIT_ASSERT_MESSAGE( "# scanline stride mismatch for getPixel",
aLayout.ScanLineStride == (200*nExpectedBitsPerPixel+7)/8 ||
aLayout.ScanLineStride == -(200*nExpectedBitsPerPixel+7)/8);
uno::Sequence< rendering::RGBColor > aRGBColors = xBmp->convertIntegerToRGB( aPixelData );
uno::Sequence< rendering::ARGBColor > aARGBColors = xBmp->convertIntegerToARGB( aPixelData );
const rendering::RGBColor* pRGBStart ( aRGBColors.getConstArray() );
const rendering::RGBColor* pRGBEnd ( aRGBColors.getConstArray()+aRGBColors.getLength() );
const rendering::ARGBColor* pARGBStart( aARGBColors.getConstArray() );
std::pair<const rendering::RGBColor*,
const rendering::ARGBColor*> aRes = std::mismatch( pRGBStart, pRGBEnd, pARGBStart );
CPPUNIT_ASSERT_EQUAL_MESSAGE( "argb and rgb colors are not equal",
pRGBEnd, aRes.first);
CPPUNIT_ASSERT_MESSAGE( "rgb colors are not within [0,1] range",
std::none_of(pRGBStart,pRGBEnd,&rangeCheck));
CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
"First pixel is not white", 1.0, pRGBStart[0].Red, 1E-12);
CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
"First pixel is not white", 1.0, pRGBStart[0].Green, 1E-12);
CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
"First pixel is not white", 1.0, pRGBStart[0].Blue, 1E-12);
CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
"Second pixel is not opaque", 1.0, pARGBStart[1].Alpha, 1E-12);
if( aContainedBmpEx.IsAlpha() )
{
CPPUNIT_ASSERT_EQUAL_MESSAGE( "First pixel is not fully transparent",
0.0, pARGBStart[0].Alpha);
}
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Second pixel is not black",
0.0, pRGBStart[1].Red);
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Second pixel is not black",
0.0, pRGBStart[1].Green);
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Second pixel is not black",
0.0, pRGBStart[1].Blue);
if( nOriginalDepth > 8 )
{
const Color aCol(COL_GREEN);
CPPUNIT_ASSERT_EQUAL_MESSAGE(
"Sixth pixel is not green (red component)",
vcl::unotools::toDoubleColor(aCol.GetRed()), pRGBStart[5].Red);
CPPUNIT_ASSERT_EQUAL_MESSAGE(
"Sixth pixel is not green (green component)",
vcl::unotools::toDoubleColor(aCol.GetGreen()), pRGBStart[5].Green);
CPPUNIT_ASSERT_EQUAL_MESSAGE(
"Sixth pixel is not green (blue component)",
vcl::unotools::toDoubleColor(aCol.GetBlue()), pRGBStart[5].Blue);
}
else if( nDepth <= 8 )
{
uno::Reference<rendering::XBitmapPalette> xPal = xBmp->getPalette();
CPPUNIT_ASSERT_MESSAGE( "8bit or less: missing palette",
xPal.is());
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Palette incorrect entry count",
static_cast<sal_Int32>(1 << nOriginalDepth), xPal->getNumberOfEntries());
uno::Sequence<double> aIndex;
CPPUNIT_ASSERT_MESSAGE( "Palette is not read-only",
!xPal->setIndex(aIndex,true,0));
CPPUNIT_ASSERT_MESSAGE( "Palette entry 0 is not opaque",
xPal->getIndex(aIndex,0));
CPPUNIT_ASSERT_MESSAGE( "Palette has no valid color space",
xPal->getColorSpace().is());
}
CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
"150th pixel is not white", 1.0, pRGBStart[150].Red, 1E-12);
CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
"150th pixel is not white", 1.0, pRGBStart[150].Green, 1E-12);
CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE(
"150th pixel is not white", 1.0, pRGBStart[150].Blue, 1E-12);
if( nOriginalDepth <= 8 )
return;
uno::Sequence<sal_Int8> aPixel3, aPixel4;
const Color aCol(COL_GREEN);
uno::Sequence<rendering::ARGBColor> aARGBColor
{
{
1.0,
vcl::unotools::toDoubleColor(aCol.GetRed()),
vcl::unotools::toDoubleColor(aCol.GetGreen()),
vcl::unotools::toDoubleColor(aCol.GetBlue())
}
};
uno::Sequence<rendering::RGBColor> aRGBColor
{
{
vcl::unotools::toDoubleColor(aCol.GetRed()),
vcl::unotools::toDoubleColor(aCol.GetGreen()),
vcl::unotools::toDoubleColor(aCol.GetBlue())
}
};
aPixel3 = xBmp->convertIntegerFromARGB( aARGBColor );
aPixel4 = xBmp->getPixel( aLayout, geometry::IntegerPoint2D(5,0) );
CPPUNIT_ASSERT_MESSAGE( "Green pixel from bitmap mismatch with manually converted green pixel",
bool(aPixel3 == aPixel4));
if( !aContainedBmpEx.IsAlpha() )
{
aPixel3 = xBmp->convertIntegerFromRGB( aRGBColor );
CPPUNIT_ASSERT_MESSAGE( "Green pixel from bitmap mismatch with manually RGB-converted green pixel",
bool(aPixel3 == aPixel4));
}
}
class TestBitmap : public cppu::WeakImplHelper< rendering::XIntegerReadOnlyBitmap,
rendering::XBitmapPalette,
rendering::XIntegerBitmapColorSpace >
{
private:
geometry::IntegerSize2D maSize;
uno::Sequence<sal_Int8> maComponentTags;
uno::Sequence<sal_Int32> maComponentBitCounts;
rendering::IntegerBitmapLayout maLayout;
const sal_Int32 mnBitsPerPixel;
// XBitmap
virtual geometry::IntegerSize2D SAL_CALL getSize() override { return maSize; }
virtual sal_Bool SAL_CALL hasAlpha( ) override { return mnBitsPerPixel != 8; }
virtual uno::Reference< rendering::XBitmap > SAL_CALL getScaledBitmap( const geometry::RealSize2D&,
sal_Bool ) override { return this; }
// XIntegerReadOnlyBitmap
virtual uno::Sequence< ::sal_Int8 > SAL_CALL getData( rendering::IntegerBitmapLayout& bitmapLayout,
const geometry::IntegerRectangle2D& rect ) override
{
CPPUNIT_ASSERT_MESSAGE( "X1 out of bounds", rect.X1 >= 0 );
CPPUNIT_ASSERT_MESSAGE( "Y1 out of bounds", rect.Y1 >= 0 );
CPPUNIT_ASSERT_MESSAGE( "X2 out of bounds", rect.X2 <= maSize.Width );
CPPUNIT_ASSERT_MESSAGE( "Y2 out of bounds", rect.Y2 <= maSize.Height );
bitmapLayout = getMemoryLayout();
const sal_Int32 nWidth = rect.X2-rect.X1;
const sal_Int32 nHeight = rect.Y2-rect.Y1;
const sal_Int32 nScanlineLen = (nWidth * mnBitsPerPixel + 7)/8;
uno::Sequence<sal_Int8> aRes( nScanlineLen * nHeight );
sal_Int8* pOut = aRes.getArray();
bitmapLayout.ScanLines = nHeight;
bitmapLayout.ScanLineBytes =
bitmapLayout.ScanLineStride= nScanlineLen;
if( mnBitsPerPixel == 8 )
{
for( sal_Int32 y=0; y<nHeight; ++y )
{
for( sal_Int32 x=0; x<nWidth; ++x )
pOut[ y*nScanlineLen + x ] = sal_Int8(x);
}
}
else
{
for( sal_Int32 y=0; y<nHeight; ++y )
{
for( sal_Int32 x=0; x<nWidth; ++x )
{
pOut[ y*nScanlineLen + 4*x ] = sal_Int8(rect.X1);
pOut[ y*nScanlineLen + 4*x + 1 ] = sal_Int8(rect.Y2);
pOut[ y*nScanlineLen + 4*x + 2 ] = sal_Int8(x);
pOut[ y*nScanlineLen + 4*x + 3 ] = sal_Int8(rect.Y1);
}
}
}
return aRes;
}
virtual uno::Sequence< ::sal_Int8 > SAL_CALL getPixel( rendering::IntegerBitmapLayout&,
const geometry::IntegerPoint2D& ) override
{
CPPUNIT_ASSERT_MESSAGE("getPixel: method not implemented", false);
return uno::Sequence< sal_Int8 >();
}
/// @throws uno::RuntimeException
uno::Reference< rendering::XBitmapPalette > getPalette( )
{
uno::Reference< XBitmapPalette > aRet;
if( mnBitsPerPixel == 8 )
aRet.set(this);
return aRet;
}
virtual rendering::IntegerBitmapLayout SAL_CALL getMemoryLayout( ) override
{
rendering::IntegerBitmapLayout aLayout( maLayout );
const sal_Int32 nScanlineLen = (maSize.Width * mnBitsPerPixel + 7)/8;
aLayout.ScanLines = maSize.Height;
aLayout.ScanLineBytes =
aLayout.ScanLineStride= nScanlineLen;
aLayout.Palette = getPalette();
aLayout.ColorSpace.set( this );
return aLayout;
}
// XBitmapPalette
virtual sal_Int32 SAL_CALL getNumberOfEntries() override
{
CPPUNIT_ASSERT_MESSAGE( "Got palette getNumberOfEntries interface call without handing out palette",
getPalette().is() );
return 255;
}
virtual sal_Bool SAL_CALL getIndex( uno::Sequence< double >& entry,
::sal_Int32 nIndex ) override
{
CPPUNIT_ASSERT_MESSAGE( "Got palette getIndex interface call without handing out palette",
getPalette().is() );
CPPUNIT_ASSERT_MESSAGE( "getIndex: index out of range",
nIndex >= 0 );
CPPUNIT_ASSERT_MESSAGE( "getIndex: index out of range",
nIndex < 256 );
entry = colorToStdColorSpaceSequence(
Color(sal_uInt8(nIndex),
sal_uInt8(nIndex),
sal_uInt8(nIndex)) );
return true; // no palette transparency here.
}
virtual sal_Bool SAL_CALL setIndex( const uno::Sequence< double >&,
sal_Bool,
::sal_Int32 nIndex ) override
{
CPPUNIT_ASSERT_MESSAGE( "Got palette setIndex interface call without handing out palette",
getPalette().is());
CPPUNIT_ASSERT_MESSAGE( "setIndex: index out of range",
nIndex >= 0);
CPPUNIT_ASSERT_MESSAGE( "setIndex: index out of range",
nIndex < 256);
return false;
}
virtual uno::Reference< rendering::XColorSpace > SAL_CALL getColorSpace( ) override
{
// this is the method from XBitmapPalette. Return palette color
// space here
static uno::Reference<rendering::XColorSpace> aColorSpace =
vcl::unotools::createStandardColorSpace();
return aColorSpace;
}
// XIntegerBitmapColorSpace
virtual ::sal_Int8 SAL_CALL getType( ) override
{
return rendering::ColorSpaceType::RGB;
}
virtual uno::Sequence< sal_Int8 > SAL_CALL getComponentTags( ) override
{
return maComponentTags;
}
virtual ::sal_Int8 SAL_CALL getRenderingIntent( ) override
{
return rendering::RenderingIntent::PERCEPTUAL;
}
virtual uno::Sequence< beans::PropertyValue > SAL_CALL getProperties() override
{
CPPUNIT_ASSERT_MESSAGE("getProperties: method not implemented", false );
return uno::Sequence< ::beans::PropertyValue >();
}
virtual uno::Sequence< double > SAL_CALL convertColorSpace( const uno::Sequence< double >&,
const uno::Reference< rendering::XColorSpace >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertColorSpace: method not implemented", false);
return uno::Sequence< double >();
}
virtual uno::Sequence< rendering::RGBColor > SAL_CALL convertToRGB( const uno::Sequence< double >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertToRGB: method not implemented", false);
return uno::Sequence< rendering::RGBColor >();
}
virtual uno::Sequence< rendering::ARGBColor > SAL_CALL convertToARGB( const uno::Sequence< double >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertToARGB: method not implemented", false);
return uno::Sequence< rendering::ARGBColor >();
}
virtual uno::Sequence< rendering::ARGBColor > SAL_CALL convertToPARGB( const uno::Sequence< double >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertToPARGB: method not implemented", false);
return uno::Sequence< rendering::ARGBColor >();
}
virtual uno::Sequence< double > SAL_CALL convertFromRGB( const uno::Sequence< rendering::RGBColor >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertFromRGB: method not implemented", false);
return uno::Sequence< double >();
}
virtual uno::Sequence< double > SAL_CALL convertFromARGB( const uno::Sequence< rendering::ARGBColor >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertFromARGB: this method is not expected to be called!", false);
return uno::Sequence< double >();
}
virtual uno::Sequence< double > SAL_CALL convertFromPARGB( const uno::Sequence< rendering::ARGBColor >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertFromPARGB: this method is not expected to be called!", false);
return uno::Sequence< double >();
}
virtual ::sal_Int32 SAL_CALL getBitsPerPixel( ) override
{
return mnBitsPerPixel;
}
virtual uno::Sequence< ::sal_Int32 > SAL_CALL getComponentBitCounts( ) override
{
return maComponentBitCounts;
}
virtual ::sal_Int8 SAL_CALL getEndianness( ) override
{
return util::Endianness::LITTLE;
}
virtual uno::Sequence< double > SAL_CALL convertFromIntegerColorSpace( const uno::Sequence< ::sal_Int8 >& ,
const uno::Reference< rendering::XColorSpace >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertFromIntegerColorSpace: method not implemented", false);
return uno::Sequence< double >();
}
virtual uno::Sequence< ::sal_Int8 > SAL_CALL convertToIntegerColorSpace( const uno::Sequence< ::sal_Int8 >& ,
const uno::Reference< rendering::XIntegerBitmapColorSpace >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertToIntegerColorSpace: method not implemented", false);
return uno::Sequence< sal_Int8 >();
}
virtual uno::Sequence< rendering::RGBColor > SAL_CALL convertIntegerToRGB( const uno::Sequence< ::sal_Int8 >& deviceColor ) override
{
const uno::Sequence< rendering::ARGBColor > aTemp( convertIntegerToARGB(deviceColor) );
uno::Sequence< rendering::RGBColor > aRes( aTemp.getLength() );
std::transform(aTemp.begin(), aTemp.end(), aRes.getArray(),
[](const rendering::ARGBColor& rColor) {
return rendering::RGBColor(rColor.Red,
rColor.Green,
rColor.Blue);
});
return aRes;
}
virtual uno::Sequence< rendering::ARGBColor > SAL_CALL convertIntegerToARGB( const uno::Sequence< ::sal_Int8 >& deviceColor ) override
{
const std::size_t nLen( deviceColor.getLength() );
const sal_Int32 nBytesPerPixel(mnBitsPerPixel == 8 ? 1 : 4);
CPPUNIT_ASSERT_EQUAL_MESSAGE("number of channels no multiple of pixel element count",
0, static_cast<int>(nLen%nBytesPerPixel));
uno::Sequence< rendering::ARGBColor > aRes( nLen / nBytesPerPixel );
if( getPalette().is() )
{
std::transform(deviceColor.begin(), deviceColor.end(), aRes.getArray(),
[](sal_Int8 nIn) {
auto fColor = vcl::unotools::toDoubleColor(nIn);
return rendering::ARGBColor(1.0, fColor, fColor, fColor);
});
}
else
{
rendering::ARGBColor* pOut( aRes.getArray() );
for( std::size_t i=0; i<nLen; i+=4 )
{
*pOut++ = rendering::ARGBColor(
vcl::unotools::toDoubleColor(deviceColor[i+3]),
vcl::unotools::toDoubleColor(deviceColor[i+0]),
vcl::unotools::toDoubleColor(deviceColor[i+1]),
vcl::unotools::toDoubleColor(deviceColor[i+2]));
}
}
return aRes;
}
virtual uno::Sequence< rendering::ARGBColor > SAL_CALL convertIntegerToPARGB(
const uno::Sequence< ::sal_Int8 >& deviceColor) override
{
const std::size_t nLen( deviceColor.getLength() );
const sal_Int32 nBytesPerPixel(mnBitsPerPixel == 8 ? 1 : 4);
CPPUNIT_ASSERT_EQUAL_MESSAGE("number of channels no multiple of pixel element count",
0, static_cast<int>(nLen%nBytesPerPixel));
uno::Sequence< rendering::ARGBColor > aRes( nLen / nBytesPerPixel );
if( getPalette().is() )
{
std::transform(deviceColor.begin(), deviceColor.end(), aRes.getArray(),
[](sal_Int8 nIn) {
auto fColor = vcl::unotools::toDoubleColor(nIn);
return rendering::ARGBColor(1.0, fColor, fColor, fColor);
});
}
else
{
rendering::ARGBColor* pOut( aRes.getArray() );
for( std::size_t i=0; i<nLen; i+=4 )
{
const double fAlpha=vcl::unotools::toDoubleColor(deviceColor[i+3]);
*pOut++ = rendering::ARGBColor(
fAlpha,
fAlpha*vcl::unotools::toDoubleColor(deviceColor[i+0]),
fAlpha*vcl::unotools::toDoubleColor(deviceColor[i+1]),
fAlpha*vcl::unotools::toDoubleColor(deviceColor[i+2]));
}
}
return aRes;
}
virtual uno::Sequence< ::sal_Int8 > SAL_CALL convertIntegerFromRGB(
const uno::Sequence< rendering::RGBColor >&) override
{
CPPUNIT_ASSERT_MESSAGE("convertIntegerFromRGB: method not implemented", false);
return uno::Sequence< sal_Int8 >();
}
virtual uno::Sequence< ::sal_Int8 > SAL_CALL convertIntegerFromARGB( const uno::Sequence< rendering::ARGBColor >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertIntegerFromARGB: method not implemented", false);
return uno::Sequence< sal_Int8 >();
}
virtual uno::Sequence< ::sal_Int8 > SAL_CALL convertIntegerFromPARGB( const uno::Sequence< rendering::ARGBColor >& ) override
{
CPPUNIT_ASSERT_MESSAGE("convertIntegerFromPARGB: method not implemented", false);
return uno::Sequence< sal_Int8 >();
}
public:
TestBitmap( const geometry::IntegerSize2D& rSize, bool bPalette ) :
maSize(rSize),
maComponentTags(),
maComponentBitCounts(),
maLayout(),
mnBitsPerPixel( bPalette ? 8 : 32 )
{
if( bPalette )
{
maComponentTags = { rendering::ColorComponentTag::INDEX };
maComponentBitCounts = { 8 };
}
else
{
maComponentTags.realloc(4);
sal_Int8* pTags = maComponentTags.getArray();
pTags[0] = rendering::ColorComponentTag::RGB_BLUE;
pTags[1] = rendering::ColorComponentTag::RGB_GREEN;
pTags[2] = rendering::ColorComponentTag::RGB_RED;
pTags[3] = rendering::ColorComponentTag::ALPHA;
maComponentBitCounts.realloc(4);
sal_Int32* pCounts = maComponentBitCounts.getArray();
pCounts[0] = 8;
pCounts[1] = 8;
pCounts[2] = 8;
pCounts[3] = 8;
}
maLayout.ScanLines = 0;
maLayout.ScanLineBytes = 0;
maLayout.ScanLineStride = 0;
maLayout.PlaneStride = 0;
maLayout.ColorSpace.clear();
maLayout.Palette.clear();
maLayout.IsMsbFirst = false;
}
};
void CanvasBitmapTest::runTest()
{
static vcl::PixelFormat ePixelFormatArray[] =
{
vcl::PixelFormat::N8_BPP,
vcl::PixelFormat::N24_BPP
};
// Testing VclCanvasBitmap wrapper
for (auto const pixelFormat : ePixelFormatArray)
{
const sal_uInt16 nDepth = sal_uInt16(pixelFormat);
Bitmap aBitmap(Size(200,200), pixelFormat);
aBitmap.Erase(COL_WHITE);
{
BitmapScopedWriteAccess pAcc(aBitmap);
if( pAcc.get() )
{
BitmapColor aBlack(0);
BitmapColor aWhite(0);
if( pAcc->HasPalette() )
{
aBlack.SetIndex( sal::static_int_cast<sal_Int8>(pAcc->GetBestPaletteIndex(BitmapColor(0,0,0))) );
aWhite.SetIndex( sal::static_int_cast<sal_Int8>(pAcc->GetBestPaletteIndex(BitmapColor(255,255,255))) );
}
else
{
aBlack = COL_BLACK;
aWhite = COL_WHITE;
}
pAcc->SetFillColor(COL_GREEN);
pAcc->FillRect(tools::Rectangle(0,0,100,100));
pAcc->SetPixel(0,0,aWhite);
pAcc->SetPixel(0,1,aBlack);
pAcc->SetPixel(0,2,aWhite);
}
}
rtl::Reference<VclCanvasBitmap> xBmp( new VclCanvasBitmap(BitmapEx(aBitmap)) );
checkCanvasBitmap( xBmp, "single bitmap", nDepth );
AlphaMask aMask(Size(200,200));
aMask.Erase(255);
{
BitmapScopedWriteAccess pAcc(aMask);
if( pAcc.get() )
{
pAcc->SetFillColor(COL_ALPHA_OPAQUE);
pAcc->FillRect(tools::Rectangle(0,0,100,100));
pAcc->SetPixel(0,0,BitmapColor(0));
pAcc->SetPixel(0,1,BitmapColor(255));
pAcc->SetPixel(0,2,BitmapColor(0));
}
}
xBmp.set( new VclCanvasBitmap(BitmapEx(aBitmap,aMask)) );
checkCanvasBitmap( xBmp, "masked bitmap", nDepth );
AlphaMask aAlpha(Size(200,200));
aAlpha.Erase(0);
{
BitmapScopedWriteAccess pAcc(aAlpha);
if( pAcc )
{
pAcc->SetFillColor(COL_ALPHA_OPAQUE);
pAcc->FillRect(tools::Rectangle(0,0,100,100));
pAcc->SetPixel(0,0,BitmapColor(0));
pAcc->SetPixel(0,1,BitmapColor(255));
pAcc->SetPixel(0,2,BitmapColor(0));
}
}
xBmp.set( new VclCanvasBitmap(BitmapEx(aBitmap,aAlpha)) );
checkCanvasBitmap( xBmp, "alpha bitmap", nDepth );
}
// Testing XBitmap import
uno::Reference< rendering::XIntegerReadOnlyBitmap > xTestBmp(
new TestBitmap( geometry::IntegerSize2D(10,10), true ));
BitmapEx aBmp = vcl::unotools::bitmapExFromXBitmap(xTestBmp);
CPPUNIT_ASSERT_MESSAGE( "Palette bitmap is alpha",
!aBmp.IsAlpha());
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Bitmap does not have size (10,10)",
Size(10,10), aBmp.GetSizePixel());
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Bitmap does not have the expected pixel format",
vcl::PixelFormat::N8_BPP, aBmp.getPixelFormat());
{
Bitmap aBitmap = aBmp.GetBitmap();
BitmapScopedReadAccess pBmpAcc(aBitmap);
CPPUNIT_ASSERT_MESSAGE( "Bitmap has invalid BitmapReadAccess",
pBmpAcc );
CPPUNIT_ASSERT_EQUAL_MESSAGE("(0,0) incorrect content",
BitmapColor(0), pBmpAcc->GetPixel(0,0));
CPPUNIT_ASSERT_EQUAL_MESSAGE("(2,2) incorrect content",
BitmapColor(2), pBmpAcc->GetPixel(2,2));
CPPUNIT_ASSERT_EQUAL_MESSAGE("(9,2) incorrect content",
BitmapColor(9), pBmpAcc->GetPixel(2,9));
}
xTestBmp.set( new TestBitmap( geometry::IntegerSize2D(10,10), false ));
aBmp = vcl::unotools::bitmapExFromXBitmap(xTestBmp);
CPPUNIT_ASSERT_MESSAGE( "Palette bitmap has no alpha",
aBmp.IsAlpha());
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Bitmap does not have size (10,10)",
Size(10,10), aBmp.GetSizePixel());
CPPUNIT_ASSERT_EQUAL_MESSAGE( "Bitmap does not have the expected pixel format",
vcl::PixelFormat::N24_BPP, aBmp.getPixelFormat());
{
Bitmap aBitmap = aBmp.GetBitmap();
BitmapScopedReadAccess pBmpAcc(aBitmap);
AlphaMask aBitmapAlpha = aBmp.GetAlphaMask();
BitmapScopedReadAccess pAlphaAcc(aBitmapAlpha);
CPPUNIT_ASSERT_MESSAGE( "Bitmap has invalid BitmapReadAccess",
pBmpAcc);
CPPUNIT_ASSERT_MESSAGE( "Bitmap has invalid alpha BitmapReadAccess",
pAlphaAcc);
CPPUNIT_ASSERT_EQUAL_MESSAGE("(0,0) incorrect content",
BitmapColor(0,1,0), pBmpAcc->GetPixel(0,0));
CPPUNIT_ASSERT_EQUAL_MESSAGE("(0,0) incorrect alpha content",
BitmapColor(0), pAlphaAcc->GetPixel(0,0));
CPPUNIT_ASSERT_EQUAL_MESSAGE("(2,2) incorrect content",
BitmapColor(0,3,2), pBmpAcc->GetPixel(2,2));
CPPUNIT_ASSERT_EQUAL_MESSAGE("(2,2) incorrect alpha content",
BitmapColor(2), pAlphaAcc->GetPixel(2,2));
CPPUNIT_ASSERT_EQUAL_MESSAGE("(9,2) incorrect content",
BitmapColor(0,3,9), pBmpAcc->GetPixel(2,9));
CPPUNIT_ASSERT_EQUAL_MESSAGE("(9,2) correct alpha content",
BitmapColor(2), pAlphaAcc->GetPixel(2,9));
}
}
} // namespace
CPPUNIT_TEST_SUITE_REGISTRATION(CanvasBitmapTest);
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */