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Diffstat (limited to 'src/extension/internal/bitmap/level.cpp')
-rw-r--r-- | src/extension/internal/bitmap/level.cpp | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/extension/internal/bitmap/level.cpp b/src/extension/internal/bitmap/level.cpp new file mode 100644 index 0000000..cf31744 --- /dev/null +++ b/src/extension/internal/bitmap/level.cpp @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2007 Authors: + * Christopher Brown <audiere@gmail.com> + * Ted Gould <ted@gould.cx> + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "extension/effect.h" +#include "extension/system.h" + +#include "level.h" +#include <Magick++.h> + +namespace Inkscape { +namespace Extension { +namespace Internal { +namespace Bitmap { + +void +Level::applyEffect(Magick::Image* image) { + Magick::Quantum black_point = Magick::Color::scaleDoubleToQuantum(_black_point / 100.0); + Magick::Quantum white_point = Magick::Color::scaleDoubleToQuantum(_white_point / 100.0); + image->level(black_point, white_point, _mid_point); +} + +void +Level::refreshParameters(Inkscape::Extension::Effect* module) { + _black_point = module->get_param_float("blackPoint"); + _white_point = module->get_param_float("whitePoint"); + _mid_point = module->get_param_float("midPoint"); +} + +#include "../clear-n_.h" + +void +Level::init() +{ + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Level") "</name>\n" + "<id>org.inkscape.effect.bitmap.level</id>\n" + "<param name=\"blackPoint\" gui-text=\"" N_("Black Point:") "\" type=\"float\" min=\"0\" max=\"100\">0</param>\n" + "<param name=\"whitePoint\" gui-text=\"" N_("White Point:") "\" type=\"float\" min=\"0\" max=\"100\">100</param>\n" + "<param name=\"midPoint\" gui-text=\"" N_("Gamma Correction:") "\" type=\"float\" min=\"0\" max=\"10\">1</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Raster") "\" />\n" + "</effects-menu>\n" + "<menu-tip>" N_("Level selected bitmap(s) by scaling values falling between the given ranges to the full color range") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new Level()); + // clang-format on +} + +}; /* namespace Bitmap */ +}; /* namespace Internal */ +}; /* namespace Extension */ +}; /* namespace Inkscape */ |