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| author | Michele Calgaro <michele.calgaro@yahoo.it> | 2024-11-22 18:41:30 +0900 |
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| committer | Michele Calgaro <michele.calgaro@yahoo.it> | 2024-11-22 20:55:03 +0900 |
| commit | 5bed6e4a4c916a97f8fe4d1b07f7eecf4d733b90 (patch) | |
| tree | f89cc49efc9ca1d0e1579ecb079ee7e7088ff8c8 /src/imageplugins/superimpose/superimpose.cpp | |
| parent | 0bfbf616d9c1fd7abb1bd02732389ab35e5f8771 (diff) | |
| download | digikam-5bed6e4a4c916a97f8fe4d1b07f7eecf4d733b90.tar.gz digikam-5bed6e4a4c916a97f8fe4d1b07f7eecf4d733b90.zip | |
Rename 'digikam' folder to 'src'
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit ee0d99607c14cb63d3ebdb3a970b508949fa8219)
Diffstat (limited to 'src/imageplugins/superimpose/superimpose.cpp')
| -rw-r--r-- | src/imageplugins/superimpose/superimpose.cpp | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/imageplugins/superimpose/superimpose.cpp b/src/imageplugins/superimpose/superimpose.cpp new file mode 100644 index 00000000..7c0ac74b --- /dev/null +++ b/src/imageplugins/superimpose/superimpose.cpp @@ -0,0 +1,70 @@ +/* ============================================================ + * + * This file is a part of digiKam project + * http://www.digikam.org + * + * Date : 2006-18-03 + * Description : Superimpose filter. + * + * Copyright (C) 2006-2008 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de> + * + * This program is free software; you can redistribute it + * and/or modify it under the terms of the GNU General + * Public License as published by the Free Software Foundation; + * either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * ============================================================ */ + +// Local includes. + +#include "superimpose.h" + +namespace DigikamSuperImposeImagesPlugin +{ + +SuperImpose::SuperImpose(Digikam::DImg *orgImage, Digikam::DImg *templ, + TQRect orgImageSelection, + Digikam::DColorComposer::CompositingOperation compositeRule) +{ + m_orgImage = *orgImage; + m_template = *templ; + m_selection = orgImageSelection; + m_compositeRule = compositeRule; + + filterImage(); +} + +void SuperImpose::filterImage(void) +{ + if (m_template.isNull()) + return; + + int templateWidth = m_template.width(); + int templateHeight = m_template.height(); + + // take selection of src image and scale it to size of template + m_destImage = m_orgImage.smoothScaleSection(m_selection.x(), m_selection.y(), + m_selection.width(), m_selection.height(), templateWidth, templateHeight); + + // convert depth if necessary + m_template.convertToDepthOfImage(&m_destImage); + + // get composer for compositing rule + Digikam::DColorComposer *composer = Digikam::DColorComposer::getComposer(m_compositeRule); + Digikam::DColorComposer::MultiplicationFlags flags = Digikam::DColorComposer::NoMultiplication; + if (m_compositeRule != Digikam::DColorComposer::PorterDuffNone) + flags = Digikam::DColorComposer::MultiplicationFlagsDImg; + + // do alpha blending of template on dest image + m_destImage.bitBlendImage(composer, &m_template, 0, 0, templateWidth, templateHeight, 0, 0, flags); + + delete composer; +} + +} // namespace DigikamSuperImposeImagesPlugin |
