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-rw-r--r--src/parse/properties/positioning.c329
1 files changed, 83 insertions, 246 deletions
diff --git a/src/parse/properties/positioning.c b/src/parse/properties/positioning.c
index 7ed12ec..4882a45 100644
--- a/src/parse/properties/positioning.c
+++ b/src/parse/properties/positioning.c
@@ -12,134 +12,36 @@
#include "parse/properties/properties.h"
#include "parse/properties/utils.h"
+static css_error parse_side(css_language *c,
+ const parserutils_vector *vector, int *ctx,
+ uint16_t op, css_style **result);
+
css_error parse_bottom(css_language *c,
const parserutils_vector *vector, int *ctx,
css_style **result)
{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = BOTTOM_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = BOTTOM_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_BOTTOM, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == BOTTOM_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == BOTTOM_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
+ return parse_side(c, vector, ctx, CSS_PROP_BOTTOM, result);
}
css_error parse_left(css_language *c,
const parserutils_vector *vector, int *ctx,
css_style **result)
{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = LEFT_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = LEFT_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_LEFT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == LEFT_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
+ return parse_side(c, vector, ctx, CSS_PROP_LEFT, result);
+}
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == LEFT_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
+css_error parse_right(css_language *c,
+ const parserutils_vector *vector, int *ctx,
+ css_style **result)
+{
+ return parse_side(c, vector, ctx, CSS_PROP_RIGHT, result);
+}
- return CSS_OK;
+css_error parse_top(css_language *c,
+ const parserutils_vector *vector, int *ctx,
+ css_style **result)
+{
+ return parse_side(c, vector, ctx, CSS_PROP_TOP, result);
}
css_error parse_position(css_language *c,
@@ -187,136 +89,6 @@ css_error parse_position(css_language *c,
return CSS_OK;
}
-css_error parse_right(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = RIGHT_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = RIGHT_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_RIGHT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == RIGHT_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == RIGHT_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_top(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = TOP_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = TOP_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_TOP, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == TOP_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == TOP_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
css_error parse_clear(css_language *c,
const parserutils_vector *vector, int *ctx,
css_style **result)
@@ -500,3 +272,68 @@ css_error parse_vertical_align(css_language *c,
return CSS_OK;
}
+css_error parse_side(css_language *c,
+ const parserutils_vector *vector, int *ctx,
+ uint16_t op, css_style **result)
+{
+ css_error error;
+ const css_token *token;
+ uint8_t flags = 0;
+ uint16_t value = 0;
+ uint32_t opv;
+ css_fixed length = 0;
+ uint32_t unit = 0;
+ uint32_t required_size;
+
+ /* length | percentage | IDENT(auto, inherit) */
+ token = parserutils_vector_peek(vector, *ctx);
+ if (token == NULL)
+ return CSS_INVALID;
+
+ if (token->type == CSS_TOKEN_IDENT &&
+ token->ilower == c->strings[INHERIT]) {
+ parserutils_vector_iterate(vector, ctx);
+ flags = FLAG_INHERIT;
+ } else if (token->type == CSS_TOKEN_IDENT &&
+ token->ilower == c->strings[AUTO]) {
+ parserutils_vector_iterate(vector, ctx);
+ value = BOTTOM_AUTO;
+ } else {
+ error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
+ &length, &unit);
+ if (error != CSS_OK)
+ return error;
+
+ if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
+ return CSS_INVALID;
+
+ value = BOTTOM_SET;
+ }
+
+ error = parse_important(c, vector, ctx, &flags);
+ if (error != CSS_OK)
+ return error;
+
+ opv = buildOPV(op, flags, value);
+
+ required_size = sizeof(opv);
+ if ((flags & FLAG_INHERIT) == false && value == BOTTOM_SET)
+ required_size += sizeof(length) + sizeof(unit);
+
+ /* Allocate result */
+ error = css_stylesheet_style_create(c->sheet, required_size, result);
+ if (error != CSS_OK)
+ return error;
+
+ /* Copy the bytecode to it */
+ memcpy((*result)->bytecode, &opv, sizeof(opv));
+ if ((flags & FLAG_INHERIT) == false && value == BOTTOM_SET) {
+ memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
+ &length, sizeof(length));
+ memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
+ sizeof(length), &unit, sizeof(unit));
+ }
+
+ return CSS_OK;
+}
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-20 15:39:50 +0000