66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
#include <stdarg.h>
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
|
|
/**
|
|
* Constants shared by multiple CSS Box Alignment properties
|
|
*
|
|
* These constants match Gecko's `NS_STYLE_ALIGN_*` constants.
|
|
*/
|
|
typedef struct AlignFlags {
|
|
uint8_t bits;
|
|
} AlignFlags;
|
|
/**
|
|
* 'auto'
|
|
*/
|
|
#define AlignFlags_AUTO (AlignFlags){ .bits = (uint8_t)0 }
|
|
/**
|
|
* 'normal'
|
|
*/
|
|
#define AlignFlags_NORMAL (AlignFlags){ .bits = (uint8_t)1 }
|
|
/**
|
|
* 'start'
|
|
*/
|
|
#define AlignFlags_START (AlignFlags){ .bits = (uint8_t)(1 << 1) }
|
|
/**
|
|
* 'end'
|
|
*/
|
|
#define AlignFlags_END (AlignFlags){ .bits = (uint8_t)(1 << 2) }
|
|
#define AlignFlags_ALIAS (AlignFlags){ .bits = (uint8_t)(AlignFlags_END).bits }
|
|
/**
|
|
* 'flex-start'
|
|
*/
|
|
#define AlignFlags_FLEX_START (AlignFlags){ .bits = (uint8_t)(1 << 3) }
|
|
#define AlignFlags_MIXED (AlignFlags){ .bits = (uint8_t)(((1 << 4) | (AlignFlags_FLEX_START).bits) | (AlignFlags_END).bits) }
|
|
#define AlignFlags_MIXED_SELF (AlignFlags){ .bits = (uint8_t)(((1 << 5) | (AlignFlags_FLEX_START).bits) | (AlignFlags_END).bits) }
|
|
|
|
typedef struct DebugFlags {
|
|
uint32_t bits;
|
|
} DebugFlags;
|
|
/**
|
|
* Flag with the topmost bit set of the u32
|
|
*/
|
|
#define DebugFlags_BIGGEST_ALLOWED (DebugFlags){ .bits = (uint32_t)(1 << 31) }
|
|
|
|
typedef struct LargeFlags {
|
|
uint64_t bits;
|
|
} LargeFlags;
|
|
/**
|
|
* Flag with a very large shift that usually would be narrowed.
|
|
*/
|
|
#define LargeFlags_LARGE_SHIFT (LargeFlags){ .bits = (uint64_t)(1ull << 44) }
|
|
#define LargeFlags_INVERTED (LargeFlags){ .bits = (uint64_t)~(LargeFlags_LARGE_SHIFT).bits }
|
|
|
|
typedef struct OutOfLine {
|
|
uint32_t _0;
|
|
} OutOfLine;
|
|
#define OutOfLine_A (OutOfLine){ ._0 = (uint32_t)1 }
|
|
#define OutOfLine_B (OutOfLine){ ._0 = (uint32_t)2 }
|
|
#define OutOfLine_AB (OutOfLine){ ._0 = (uint32_t)((OutOfLine_A)._0 | (OutOfLine_B)._0) }
|
|
|
|
void root(struct AlignFlags flags,
|
|
struct DebugFlags bigger_flags,
|
|
struct LargeFlags largest_flags,
|
|
struct OutOfLine out_of_line);
|