79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2019 KiCad Developers, see CHANGELOG.TXT for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "wximage_test_utils.h"
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#include "color4d_test_utils.h"
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namespace KI_TEST
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{
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/**
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* Predicate to check an image pixel matches color and alpha
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*
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* @param aImage the image to check
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* @param aX pixel x-coordinate
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* @param aY pixel y-coordinate
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* @param aColor expected color (alpha is 1.0 if image doesn't support alpha)
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* @return true if colour match
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*/
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bool IsImagePixelOfColor( const wxImage& aImage, int aX, int aY, const KIGFX::COLOR4D& aColor )
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{
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const wxSize imageSize = aImage.GetSize();
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if( imageSize.x < aX || imageSize.y < aY )
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{
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BOOST_TEST_INFO( "Pixel (" << aX << ", " << aY << "is not in image of size (" << imageSize.x
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<< ", " << imageSize.y << ")" );
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return false;
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}
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const int r = aImage.GetRed( aX, aY );
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const int g = aImage.GetGreen( aX, aY );
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const int b = aImage.GetBlue( aX, aY );
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const int a = aImage.HasAlpha() ? aImage.GetAlpha( aX, aY ) : 255;
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if( !KI_TEST::IsColorNearHex( aColor, r, g, b, a ) )
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{
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BOOST_TEST_INFO( "Colour doesn't match: got rgba(" << r << ", " << g << ", " << b << ", "
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<< a << "), expected " << aColor );
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return false;
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}
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return true;
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}
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} // namespace KI_TEST
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namespace BOOST_TEST_PRINT_NAMESPACE_OPEN
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{
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void print_log_value<wxImage>::operator()( std::ostream& os, wxImage const& aImage )
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{
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const wxSize size = aImage.GetSize();
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os << "wxImage[" << size.x << "x" << size.y << "]";
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}
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} // namespace BOOST_TEST_PRINT_NAMESPACE_OPEN
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BOOST_TEST_PRINT_NAMESPACE_CLOSE
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