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Diffstat (limited to 'vcl/qa/cppunit/canvasbitmaptest.cxx')
| -rw-r--r-- | vcl/qa/cppunit/canvasbitmaptest.cxx | 791 |
1 files changed, 791 insertions, 0 deletions
diff --git a/vcl/qa/cppunit/canvasbitmaptest.cxx b/vcl/qa/cppunit/canvasbitmaptest.cxx new file mode 100644 index 000000000..91a5cfed4 --- /dev/null +++ b/vcl/qa/cppunit/canvasbitmaptest.cxx @@ -0,0 +1,791 @@ +/* -*- 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 <bitmap/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; + + { + Bitmap::ScopedReadAccess 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; + } + + struct PaletteColorSpaceHolder: public rtl::StaticWithInit<uno::Reference<rendering::XColorSpace>, + PaletteColorSpaceHolder> + { + uno::Reference<rendering::XColorSpace> operator()() + { + return vcl::unotools::createStandardColorSpace(); + } + }; + + virtual uno::Reference< rendering::XColorSpace > SAL_CALL getColorSpace( ) override + { + // this is the method from XBitmapPalette. Return palette color + // space here + return PaletteColorSpaceHolder::get(); + } + + // 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::N1_BPP, + 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 ); + + Bitmap aMask(Size(200,200), vcl::PixelFormat::N8_BPP, &Bitmap::GetGreyPalette(256)); + aMask.Erase(COL_WHITE); + { + BitmapScopedWriteAccess pAcc(aMask); + if( pAcc.get() ) + { + pAcc->SetFillColor(COL_BLACK); + pAcc->FillRect(tools::Rectangle(0,0,100,100)); + pAcc->SetPixel(0,0,BitmapColor(255)); + pAcc->SetPixel(0,1,BitmapColor(0)); + pAcc->SetPixel(0,2,BitmapColor(255)); + } + } + + xBmp.set( new VclCanvasBitmap(BitmapEx(aBitmap,aMask)) ); + + checkCanvasBitmap( xBmp, "masked bitmap", nDepth ); + + AlphaMask aAlpha(Size(200,200)); + aAlpha.Erase(255); + { + BitmapWriteAccess* pAcc = aAlpha.AcquireWriteAccess(); + if( pAcc ) + { + pAcc->SetFillColor(COL_BLACK); + pAcc->FillRect(tools::Rectangle(0,0,100,100)); + pAcc->SetPixel(0,0,BitmapColor(255)); + pAcc->SetPixel(0,1,BitmapColor(0)); + pAcc->SetPixel(0,2,BitmapColor(255)); + aAlpha.ReleaseAccess(pAcc); + } + } + + 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(); + BitmapReadAccess* pBmpAcc = aBitmap.AcquireReadAccess(); + + 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)); + + Bitmap::ReleaseAccess(pBmpAcc); + } + + 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(); + BitmapReadAccess* pBmpAcc = aBitmap.AcquireReadAccess(); + BitmapReadAccess* pAlphaAcc = aBmp.GetAlpha().AcquireReadAccess(); + + 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(255), 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(253), 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(253), pAlphaAcc->GetPixel(2,9)); + + aBmp.GetAlpha().ReleaseAccess(pAlphaAcc); + Bitmap::ReleaseAccess(pBmpAcc); + } +} + +} // namespace + +CPPUNIT_TEST_SUITE_REGISTRATION(CanvasBitmapTest); + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |