blob: edbcbea404571bd8f791ffcd1595529332174312 [file] [log] [blame] [edit]
#include <cstdarg>
#include <cstdint>
#include <cstdlib>
#include <ostream>
#include <new>
/// Constants shared by multiple CSS Box Alignment properties
///
/// These constants match Gecko's `NS_STYLE_ALIGN_*` constants.
struct StyleAlignFlags {
uint8_t bits;
constexpr explicit operator bool() const {
return !!bits;
}
constexpr StyleAlignFlags operator~() const {
return StyleAlignFlags { static_cast<decltype(bits)>(~bits) };
}
constexpr StyleAlignFlags operator|(const StyleAlignFlags& other) const {
return StyleAlignFlags { static_cast<decltype(bits)>(this->bits | other.bits) };
}
StyleAlignFlags& operator|=(const StyleAlignFlags& other) {
*this = (*this | other);
return *this;
}
constexpr StyleAlignFlags operator&(const StyleAlignFlags& other) const {
return StyleAlignFlags { static_cast<decltype(bits)>(this->bits & other.bits) };
}
StyleAlignFlags& operator&=(const StyleAlignFlags& other) {
*this = (*this & other);
return *this;
}
constexpr StyleAlignFlags operator^(const StyleAlignFlags& other) const {
return StyleAlignFlags { static_cast<decltype(bits)>(this->bits ^ other.bits) };
}
StyleAlignFlags& operator^=(const StyleAlignFlags& other) {
*this = (*this ^ other);
return *this;
}
static const StyleAlignFlags AUTO;
static const StyleAlignFlags NORMAL;
static const StyleAlignFlags START;
static const StyleAlignFlags END;
static const StyleAlignFlags ALIAS;
static const StyleAlignFlags FLEX_START;
static const StyleAlignFlags MIXED;
static const StyleAlignFlags MIXED_SELF;
};
/// 'auto'
constexpr inline const StyleAlignFlags StyleAlignFlags::AUTO = StyleAlignFlags{ /* .bits = */ (uint8_t)0 };
/// 'normal'
constexpr inline const StyleAlignFlags StyleAlignFlags::NORMAL = StyleAlignFlags{ /* .bits = */ (uint8_t)1 };
/// 'start'
constexpr inline const StyleAlignFlags StyleAlignFlags::START = StyleAlignFlags{ /* .bits = */ (uint8_t)(1 << 1) };
/// 'end'
constexpr inline const StyleAlignFlags StyleAlignFlags::END = StyleAlignFlags{ /* .bits = */ (uint8_t)(1 << 2) };
constexpr inline const StyleAlignFlags StyleAlignFlags::ALIAS = StyleAlignFlags{ /* .bits = */ (uint8_t)(StyleAlignFlags::END).bits };
/// 'flex-start'
constexpr inline const StyleAlignFlags StyleAlignFlags::FLEX_START = StyleAlignFlags{ /* .bits = */ (uint8_t)(1 << 3) };
constexpr inline const StyleAlignFlags StyleAlignFlags::MIXED = StyleAlignFlags{ /* .bits = */ (uint8_t)(((1 << 4) | (StyleAlignFlags::FLEX_START).bits) | (StyleAlignFlags::END).bits) };
constexpr inline const StyleAlignFlags StyleAlignFlags::MIXED_SELF = StyleAlignFlags{ /* .bits = */ (uint8_t)(((1 << 5) | (StyleAlignFlags::FLEX_START).bits) | (StyleAlignFlags::END).bits) };
/// An arbitrary identifier for a native (OS compositor) surface
struct StyleNativeSurfaceId {
uint64_t _0;
static const StyleNativeSurfaceId DEBUG_OVERLAY;
};
/// A special id for the native surface that is used for debug / profiler overlays.
constexpr inline const StyleNativeSurfaceId StyleNativeSurfaceId::DEBUG_OVERLAY = StyleNativeSurfaceId{ /* ._0 = */ UINT64_MAX };
struct StyleNativeTileId {
StyleNativeSurfaceId surface_id;
int32_t x;
int32_t y;
static const StyleNativeTileId DEBUG_OVERLAY;
};
/// A special id for the native surface that is used for debug / profiler overlays.
constexpr inline const StyleNativeTileId StyleNativeTileId::DEBUG_OVERLAY = StyleNativeTileId{ /* .surface_id = */ StyleNativeSurfaceId::DEBUG_OVERLAY, /* .x = */ 0, /* .y = */ 0 };
extern "C" {
void root(StyleAlignFlags flags, StyleNativeTileId tile);
} // extern "C"