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- /*
- * Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
- #pragma once
- #include <AK/Concepts.h>
- #include <AK/DistinctNumeric.h>
- #include <AK/Traits.h>
- #include <LibGfx/Forward.h>
- #include <math.h>
- namespace Web {
- /// DevicePixels: A position or length on the physical display.
- AK_TYPEDEF_DISTINCT_NUMERIC_GENERAL(int, DevicePixels, Arithmetic, CastToUnderlying, Comparison, Increment);
- template<Integral T>
- constexpr bool operator==(DevicePixels left, T right) { return left.value() == right; }
- template<Integral T>
- constexpr bool operator!=(DevicePixels left, T right) { return left.value() != right; }
- template<Integral T>
- constexpr bool operator>(DevicePixels left, T right) { return left.value() > right; }
- template<Integral T>
- constexpr bool operator<(DevicePixels left, T right) { return left.value() < right; }
- template<Integral T>
- constexpr bool operator>=(DevicePixels left, T right) { return left.value() >= right; }
- template<Integral T>
- constexpr bool operator<=(DevicePixels left, T right) { return left.value() <= right; }
- template<Integral T>
- constexpr DevicePixels operator*(DevicePixels left, T right) { return left.value() * right; }
- template<Integral T>
- constexpr DevicePixels operator*(T left, DevicePixels right) { return right * left; }
- template<Integral T>
- constexpr DevicePixels operator/(DevicePixels left, T right) { return left.value() / right; }
- template<Integral T>
- constexpr DevicePixels operator%(DevicePixels left, T right) { return left.value() % right; }
- /// CSSPixels: A position or length in CSS "reference pixels", independent of zoom or screen DPI.
- /// See https://www.w3.org/TR/css-values-3/#reference-pixel
- AK_TYPEDEF_DISTINCT_NUMERIC_GENERAL(float, CSSPixels, Arithmetic, CastToUnderlying, Comparison, Increment);
- template<Arithmetic T>
- constexpr bool operator==(CSSPixels left, T right) { return left.value() == right; }
- template<Arithmetic T>
- constexpr bool operator!=(CSSPixels left, T right) { return left.value() != right; }
- template<Arithmetic T>
- constexpr bool operator>(CSSPixels left, T right) { return left.value() > right; }
- template<Arithmetic T>
- constexpr bool operator<(CSSPixels left, T right) { return left.value() < right; }
- template<Arithmetic T>
- constexpr bool operator>=(CSSPixels left, T right) { return left.value() >= right; }
- template<Arithmetic T>
- constexpr bool operator<=(CSSPixels left, T right) { return left.value() <= right; }
- template<Arithmetic T>
- constexpr CSSPixels operator*(CSSPixels left, T right) { return left.value() * right; }
- template<Arithmetic T>
- constexpr CSSPixels operator*(T left, CSSPixels right) { return right * left; }
- template<Arithmetic T>
- constexpr CSSPixels operator/(CSSPixels left, T right) { return left.value() / right; }
- template<Arithmetic T>
- constexpr CSSPixels operator%(CSSPixels left, T right) { return left.value() % right; }
- using CSSPixelLine = Gfx::Line<CSSPixels>;
- using CSSPixelPoint = Gfx::Point<CSSPixels>;
- using CSSPixelRect = Gfx::Rect<CSSPixels>;
- using CSSPixelSize = Gfx::Size<CSSPixels>;
- using DevicePixelLine = Gfx::Line<DevicePixels>;
- using DevicePixelPoint = Gfx::Point<DevicePixels>;
- using DevicePixelRect = Gfx::Rect<DevicePixels>;
- using DevicePixelSize = Gfx::Size<DevicePixels>;
- }
- constexpr Web::CSSPixels floor(Web::CSSPixels const& value)
- {
- return ::floorf(value.value());
- }
- constexpr Web::CSSPixels ceil(Web::CSSPixels const& value)
- {
- return ::ceilf(value.value());
- }
- constexpr Web::CSSPixels round(Web::CSSPixels const& value)
- {
- return ::roundf(value.value());
- }
- constexpr Web::CSSPixels fmod(Web::CSSPixels const& x, Web::CSSPixels const& y)
- {
- return ::fmodf(x.value(), y.value());
- }
- constexpr Web::CSSPixels abs(Web::CSSPixels const& value)
- {
- return AK::abs(value.value());
- }
- constexpr Web::DevicePixels abs(Web::DevicePixels const& value)
- {
- return AK::abs(value.value());
- }
- namespace AK {
- template<>
- struct Traits<Web::CSSPixels> : public GenericTraits<Web::CSSPixels> {
- static unsigned hash(Web::CSSPixels const& key)
- {
- return Traits<Web::CSSPixels::Type>::hash(key.value());
- }
- static bool equals(Web::CSSPixels const& a, Web::CSSPixels const& b)
- {
- return a == b;
- }
- };
- template<>
- struct Traits<Web::DevicePixels> : public GenericTraits<Web::DevicePixels> {
- static unsigned hash(Web::DevicePixels const& key)
- {
- return Traits<Web::DevicePixels::Type>::hash(key.value());
- }
- static bool equals(Web::DevicePixels const& a, Web::DevicePixels const& b)
- {
- return a == b;
- }
- };
- template<>
- struct Formatter<Web::CSSPixels> : Formatter<Web::CSSPixels::Type> {
- ErrorOr<void> format(FormatBuilder& builder, Web::CSSPixels const& value)
- {
- return Formatter<Web::CSSPixels::Type>::format(builder, value.value());
- }
- };
- template<>
- struct Formatter<Web::DevicePixels> : Formatter<Web::DevicePixels::Type> {
- ErrorOr<void> format(FormatBuilder& builder, Web::DevicePixels const& value)
- {
- return Formatter<Web::DevicePixels::Type>::format(builder, value.value());
- }
- };
- }
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