gecko-dev/gfx/layers/LayersTypes.cpp

57 строки
1.6 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* 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/. */
#include "LayersTypes.h"
#include "nsStyleStruct.h" // for nsStyleFilter
namespace mozilla {
namespace layers {
CSSFilter ToCSSFilter(const nsStyleFilter& filter)
{
switch (filter.GetType()) {
case NS_STYLE_FILTER_BRIGHTNESS: {
return {
CSSFilterType::BRIGHTNESS,
filter.GetFilterParameter().GetFactorOrPercentValue(),
};
}
case NS_STYLE_FILTER_CONTRAST: {
return {
CSSFilterType::CONTRAST,
filter.GetFilterParameter().GetFactorOrPercentValue(),
};
}
case NS_STYLE_FILTER_GRAYSCALE: {
return {
CSSFilterType::GRAYSCALE,
filter.GetFilterParameter().GetFactorOrPercentValue(),
};
}
case NS_STYLE_FILTER_INVERT: {
return {
CSSFilterType::INVERT,
filter.GetFilterParameter().GetFactorOrPercentValue(),
};
}
case NS_STYLE_FILTER_SEPIA: {
return {
CSSFilterType::SEPIA,
filter.GetFilterParameter().GetFactorOrPercentValue(),
};
}
// All other filter types should be prevented by the code which converts
// display items into layers.
default:
MOZ_ASSERT_UNREACHABLE("Tried to convert an unsupported filter");
return { CSSFilterType::CONTRAST, 0 };
}
}
} // namespace layers
} // namespace mozilla