[gtk/wip/baedert/nodeeditor: 9/42] rendernode: Parse rendernodes from text files
- From: Timm Bäder <baedert src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk/wip/baedert/nodeeditor: 9/42] rendernode: Parse rendernodes from text files
- Date: Wed, 24 Apr 2019 11:37:54 +0000 (UTC)
commit 8b2fe7c339232aa63c3c5c6c19759daf93acff17
Author: Benjamin Otte <otte redhat com>
Date: Tue Mar 19 05:46:59 2019 +0100
rendernode: Parse rendernodes from text files
We can use the CSS parser for this now.
gsk/gskrendernodeparser.c | 1244 ++++++++++++++++++++++++++-------------------
gsk/gsktransform.c | 2 +
gtk/gtkcssprovider.h | 23 +
3 files changed, 757 insertions(+), 512 deletions(-)
---
diff --git a/gsk/gskrendernodeparser.c b/gsk/gskrendernodeparser.c
index 0170a49756..0d28d028ce 100644
--- a/gsk/gskrendernodeparser.c
+++ b/gsk/gskrendernodeparser.c
@@ -1,668 +1,892 @@
#include "gskrendernodeparserprivate.h"
-#include "gskcsstokenizerprivate.h"
+#include <gtk/css/gtkcss.h>
+#include "gtk/css/gtkcssparserprivate.h"
#include "gskroundedrectprivate.h"
#include "gskrendernodeprivate.h"
-#include "gsktransform.h"
+#include "gsktransformprivate.h"
-typedef struct
-{
- int n_tokens;
- GskCssToken *tokens;
+typedef struct _Declaration Declaration;
- int pos;
- const GskCssToken *cur;
-} Parser;
-
-static void
-skip (Parser *p)
+struct _Declaration
{
- p->pos ++;
+ const char *name;
+ gboolean (* parse_func) (GtkCssParser *parser, gpointer result);
+ gpointer result;
+};
+
+static gboolean
+parse_color_channel_value (GtkCssParser *parser,
+ double *value,
+ gboolean is_percentage)
+{
+ if (is_percentage)
+ {
+ if (!gtk_css_parser_consume_percentage (parser, value))
+ return FALSE;
- g_assert_cmpint (p->pos, <, p->n_tokens);
- p->cur = &p->tokens[p->pos];
+ *value = CLAMP (*value, 0.0, 100.0) / 100.0;
+ return TRUE;
+ }
+ else
+ {
+ if (!gtk_css_parser_consume_number (parser, value))
+ return FALSE;
+
+ *value = CLAMP (*value, 0.0, 255.0) / 255.0;
+ return TRUE;
+ }
}
-static const GskCssToken *
-lookahead (Parser *p,
- int lookahead)
+static guint
+parse_color_channel (GtkCssParser *parser,
+ guint arg,
+ gpointer data)
{
- g_assert_cmpint (p->pos, <, p->n_tokens - lookahead);
+ GdkRGBA *rgba = data;
- return &p->tokens[p->pos + lookahead];
-}
+ if (arg == 0)
+ {
+ /* We abuse rgba->alpha to store if we use percentages or numbers */
+ if (gtk_css_token_is (gtk_css_parser_get_token (parser), GTK_CSS_TOKEN_PERCENTAGE))
+ rgba->alpha = 1.0;
+ else
+ rgba->alpha = 0.0;
-static void
-expect (Parser *p,
- int expected_type)
-{
- if (p->cur->type != expected_type)
- g_error ("Expected token type %d but found %d ('%s')",
- expected_type, p->cur->type, gsk_css_token_to_string (p->cur));
-}
+ if (!parse_color_channel_value (parser, &rgba->red, rgba->alpha != 0.0))
+ return 0;
+ }
+ else if (arg == 1)
+ {
+ if (!parse_color_channel_value (parser, &rgba->green, rgba->alpha != 0.0))
+ return 0;
+ }
+ else if (arg == 2)
+ {
+ if (!parse_color_channel_value (parser, &rgba->blue, rgba->alpha != 0.0))
+ return 0;
+ }
+ else if (arg == 3)
+ {
+ if (!gtk_css_parser_consume_number (parser, &rgba->alpha))
+ return FALSE;
-static void
-expect_skip (Parser *p,
- int expected_type)
-{
- expect (p, expected_type);
- skip (p);
+ rgba->alpha = CLAMP (rgba->alpha, 0.0, 1.0);
+ }
+ else
+ {
+ g_assert_not_reached ();
+ }
+
+ return 1;
}
-static void
-expect_skip_ident (Parser *p,
- const char *ident)
+static gboolean
+rgba_init_chars (GdkRGBA *rgba,
+ const char s[8])
{
- if (!gsk_css_token_is_ident (p->cur, ident))
- g_error ("Expected ident '%s', but found token %s",
- ident, p->cur->string.string);
+ guint i;
- skip (p);
-}
+ for (i = 0; i < 8; i++)
+ {
+ if (!g_ascii_isxdigit (s[i]))
+ return FALSE;
+ }
-static void
-parser_init (Parser *p,
- GskCssToken *tokens,
- int n_tokens)
-{
- p->tokens = tokens;
- p->pos = 0;
- p->cur = &tokens[p->pos];
- p->n_tokens = n_tokens;
+ rgba->red = (g_ascii_xdigit_value (s[0]) * 16 + g_ascii_xdigit_value (s[1])) / 255.0;
+ rgba->green = (g_ascii_xdigit_value (s[2]) * 16 + g_ascii_xdigit_value (s[3])) / 255.0;
+ rgba->blue = (g_ascii_xdigit_value (s[4]) * 16 + g_ascii_xdigit_value (s[5])) / 255.0;
+ rgba->alpha = (g_ascii_xdigit_value (s[6]) * 16 + g_ascii_xdigit_value (s[7])) / 255.0;
+
+ return TRUE;
}
-static GskCssToken *
-tokenize (GBytes *bytes,
- int *n_tokens)
+static gboolean
+gsk_rgba_parse (GtkCssParser *parser,
+ GdkRGBA *rgba)
{
- GskCssTokenizer *tokenizer;
- GArray *tokens;
- GskCssToken token;
+ const GtkCssToken *token;
- tokenizer = gsk_css_tokenizer_new (bytes, NULL, NULL, NULL);
- tokens = g_array_new (FALSE, TRUE, sizeof (GskCssToken));
+ token = gtk_css_parser_get_token (parser);
+ if (gtk_css_token_is_function (token, "rgb"))
+ {
+ if (!gtk_css_parser_consume_function (parser, 3, 3, parse_color_channel, rgba))
+ return FALSE;
- for (gsk_css_tokenizer_read_token (tokenizer, &token);
- !gsk_css_token_is (&token, GSK_CSS_TOKEN_EOF);
- gsk_css_tokenizer_read_token (tokenizer, &token))
+ rgba->alpha = 1.0;
+ return TRUE;
+ }
+ else if (gtk_css_token_is_function (token, "rgba"))
{
- g_array_append_val (tokens, token);
+ return gtk_css_parser_consume_function (parser, 4, 4, parse_color_channel, rgba);
}
+ else if (gtk_css_token_is (token, GTK_CSS_TOKEN_HASH_ID) ||
+ gtk_css_token_is (token, GTK_CSS_TOKEN_HASH_UNRESTRICTED))
+ {
+ const char *s = token->string.string;
- g_array_append_val (tokens, token);
+ switch (strlen (s))
+ {
+ case 3:
+ if (rgba_init_chars (rgba, (char[8]) {s[0], s[0], s[1], s[1], s[2], s[2], 'F', 'F' }))
+ return TRUE;
+ break;
+
+ case 4:
+ if (rgba_init_chars (rgba, (char[8]) {s[0], s[0], s[1], s[1], s[2], s[2], s[3], s[3] }))
+ return TRUE;
+ break;
+
+ case 6:
+ if (rgba_init_chars (rgba, (char[8]) {s[0], s[1], s[2], s[3], s[4], s[5], 'F', 'F' }))
+ return TRUE;
+ break;
+
+ case 8:
+ if (rgba_init_chars (rgba, s))
+ return TRUE;
+ break;
+
+ default:
+ break;
+ }
- *n_tokens = (int) tokens->len;
+ gtk_css_parser_error_value (parser, "Hash code is not a valid hex color.");
+ return FALSE;
+ }
+ else if (gtk_css_token_is (token, GTK_CSS_TOKEN_IDENT))
+ {
+ if (gtk_css_token_is_ident (token, "transparent"))
+ {
+ rgba = &(GdkRGBA) { 0, 0, 0, 0 };
+ }
+ else if (gdk_rgba_parse (rgba, token->string.string))
+ {
+ /* everything's fine */
+ }
+ else
+ {
+ gtk_css_parser_error_value (parser, "\"%s\" is not a known color name.", token->string.string);
+ return FALSE;
+ }
- return (GskCssToken *) g_array_free (tokens, FALSE);
+ gtk_css_parser_consume_token (parser);
+ return TRUE;
+ }
+ else
+ {
+ gtk_css_parser_error_syntax (parser, "Expected a valid color.");
+ return FALSE;
+ }
}
-static double
-number_value (Parser *p)
+static gboolean
+parse_semicolon (GtkCssParser *parser)
{
- if (!gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNED_INTEGER) &&
- !gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNLESS_INTEGER) &&
- !gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNED_NUMBER) &&
- !gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNLESS_NUMBER))
- expect (p, GSK_CSS_TOKEN_SIGNED_NUMBER);
+ const GtkCssToken *token;
+
+ token = gtk_css_parser_get_token (parser);
+ if (gtk_css_token_is (token, GTK_CSS_TOKEN_EOF))
+ {
+ gtk_css_parser_warn_syntax (parser, "No ';' at end of block");
+ return TRUE;
+ }
+ else if (!gtk_css_token_is (token, GTK_CSS_TOKEN_SEMICOLON))
+ {
+ gtk_css_parser_error_syntax (parser, "Expected ';' at end of statement");
+ return FALSE;
+ }
- return p->cur->number.number;
+ gtk_css_parser_consume_token (parser);
+ return TRUE;
}
-static void
-parse_double4 (Parser *p,
- double *out_values)
+static gboolean
+parse_rect_without_semicolon (GtkCssParser *parser,
+ graphene_rect_t *out_rect)
{
- int i;
-
- expect_skip (p, GSK_CSS_TOKEN_OPEN_PARENS);
- out_values[0] = number_value (p);
- skip (p);
+ double numbers[4];
+
+ if (!gtk_css_parser_consume_number (parser, &numbers[0]) ||
+ !gtk_css_parser_consume_number (parser, &numbers[1]) ||
+ !gtk_css_parser_consume_number (parser, &numbers[2]) ||
+ !gtk_css_parser_consume_number (parser, &numbers[3]))
+ return FALSE;
- for (i = 0; i < 3; i ++)
- {
- expect_skip (p, GSK_CSS_TOKEN_COMMA);
- out_values[1 + i] = number_value (p);
- skip (p);
- }
+ graphene_rect_init (out_rect, numbers[0], numbers[1], numbers[2], numbers[3]);
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_PARENS);
+ return TRUE;
}
-static void
-parse_tuple (Parser *p,
- double *out_values)
+static gboolean
+parse_rect (GtkCssParser *parser,
+ gpointer out_rect)
{
- expect_skip (p, GSK_CSS_TOKEN_OPEN_PARENS);
- out_values[0] = number_value (p);
- skip (p);
-
- expect_skip (p, GSK_CSS_TOKEN_COMMA);
+ graphene_rect_t r;
- out_values[1] = number_value (p);
- skip (p);
+ if (!parse_rect_without_semicolon (parser, &r) ||
+ !parse_semicolon (parser))
+ return FALSE;
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_PARENS);
+ graphene_rect_init_from_rect (out_rect, &r);
+ return TRUE;
}
-/*
- * The cases we allow are:
- * (x, y, w, h) (w1, h1) (w2, h2) (w3, h3) (w4, h4) for the full rect
- * (x, y, w, h) s1 s2 s3 s4 for rect + quad corners
- * (x, y, w, h) s for rect + all corners the same size
- * (x, y, w, h) for just the rect with 0-sized corners
- */
-static void
-parse_rounded_rect (Parser *p,
- GskRoundedRect *result)
+static gboolean
+parse_rounded_rect (GtkCssParser *parser,
+ gpointer out_rect)
{
- double rect[4];
- double corner0[2];
- double corner1[2];
- double corner2[2];
- double corner3[2];
+ const GtkCssToken *token;
+ graphene_rect_t r;
+ graphene_size_t corners[4];
+ double d;
+ guint i;
- parse_double4 (p, rect);
+ if (!parse_rect_without_semicolon (parser, &r))
+ return FALSE;
- if (gsk_css_token_is (p->cur, GSK_CSS_TOKEN_OPEN_PARENS))
+ token = gtk_css_parser_get_token (parser);
+ if (!gtk_css_token_is_delim (token, '/'))
{
- parse_tuple (p, corner0);
- parse_tuple (p, corner1);
- parse_tuple (p, corner2);
- parse_tuple (p, corner3);
+ if (!parse_semicolon (parser))
+ return FALSE;
+ gsk_rounded_rect_init_from_rect (out_rect, &r, 0);
+ return TRUE;
}
- else if (gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNED_INTEGER) ||
- gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNLESS_INTEGER) ||
- gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNED_NUMBER) ||
- gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNLESS_NUMBER))
+ gtk_css_parser_consume_token (parser);
+
+ for (i = 0; i < 4; i++)
{
- double val = number_value (p);
+ token = gtk_css_parser_get_token (parser);
+ if (gtk_css_token_is (token, GTK_CSS_TOKEN_SEMICOLON) ||
+ gtk_css_token_is (token, GTK_CSS_TOKEN_EOF))
+ break;
+ if (!gtk_css_parser_consume_number (parser, &d))
+ return FALSE;
+ corners[i].width = d;
+ }
- corner0[0] = corner0[1] = val;
+ if (i == 0)
+ {
+ gtk_css_parser_error_syntax (parser, "Expected a number");
+ return FALSE;
+ }
+
+ /* The magic (i - 1) >> 1 below makes it take the correct value
+ * according to spec. Feel free to check the 4 cases
+ */
+ for (; i < 4; i++)
+ corners[i].width = corners[(i - 1) >> 1].width;
- skip (p);
+ token = gtk_css_parser_get_token (parser);
+ if (gtk_css_token_is_delim (token, '/'))
+ {
+ gtk_css_parser_consume_token (parser);
- if (gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNED_INTEGER) ||
- gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNLESS_INTEGER) ||
- gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNED_NUMBER) ||
- gsk_css_token_is (p->cur, GSK_CSS_TOKEN_SIGNLESS_NUMBER))
+ for (i = 0; i < 4; i++)
{
- corner1[0] = corner1[1] = number_value (p);
- skip (p);
- corner2[0] = corner2[1] = number_value (p);
- skip (p);
- corner3[0] = corner3[1] = number_value (p);
- skip (p);
+ token = gtk_css_parser_get_token (parser);
+ if (gtk_css_token_is (token, GTK_CSS_TOKEN_SEMICOLON) ||
+ gtk_css_token_is (token, GTK_CSS_TOKEN_EOF))
+ break;
+ if (!gtk_css_parser_consume_number (parser, &d))
+ return FALSE;
+ corners[i].height = d;
}
- else
+
+ if (i == 0)
{
- corner1[0] = corner1[1] = val;
- corner2[0] = corner2[1] = val;
- corner3[0] = corner3[1] = val;
+ gtk_css_parser_error_syntax (parser, "Expected a number");
+ return FALSE;
}
+
+ for (; i < 4; i++)
+ corners[i].height = corners[(i - 1) >> 1].height;
}
else
{
- corner0[0] = corner0[1] = 0.0;
- corner1[0] = corner1[1] = 0.0;
- corner2[0] = corner2[1] = 0.0;
- corner3[0] = corner3[1] = 0.0;
+ for (i = 0; i < 4; i++)
+ corners[i].height = corners[i].width;
}
- gsk_rounded_rect_init (result,
- &GRAPHENE_RECT_INIT (rect[0], rect[1], rect[2], rect[3]),
- &(graphene_size_t) { corner0[0], corner0[1] },
- &(graphene_size_t) { corner1[0], corner1[1] },
- &(graphene_size_t) { corner2[0], corner2[1] },
- &(graphene_size_t) { corner3[0], corner3[1] });
-}
+ if (!parse_semicolon (parser))
+ return FALSE;
-static void
-parse_matrix (Parser *p,
- graphene_matrix_t *matrix)
-{
- float vals[16];
- int i;
+ gsk_rounded_rect_init (out_rect, &r, &corners[0], &corners[1], &corners[2], &corners[3]);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_PARENS);
+ return TRUE;
+}
- vals[0] = number_value (p);
- skip (p);
+static gboolean
+parse_color (GtkCssParser *parser,
+ gpointer out_color)
+{
+ GdkRGBA color;
- for (i = 1; i < 16; i ++)
- {
- expect_skip (p, GSK_CSS_TOKEN_COMMA);
- vals[i] = number_value (p);
- skip (p);
- }
+ if (!gsk_rgba_parse (parser, &color) ||
+ !parse_semicolon (parser))
+ return FALSE;
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_PARENS);
+ *(GdkRGBA *) out_color = color;
- graphene_matrix_init_from_float (matrix, vals);
+ return TRUE;
}
-static double
-parse_float_param (Parser *p,
- const char *param_name)
+static gboolean
+parse_double (GtkCssParser *parser,
+ gpointer out_double)
{
- double value;
+ double d;
+
+ if (!gtk_css_parser_consume_number (parser, &d) ||
+ !parse_semicolon (parser))
+ return FALSE;
- expect_skip_ident (p, param_name);
- expect_skip (p, GSK_CSS_TOKEN_COLON);
- value = number_value (p);
- skip (p);
+ *(double *) out_double = d;
- return value;
+ return TRUE;
}
-static void
-parse_tuple_param (Parser *p,
- const char *param_name,
- double *values)
+static gboolean
+parse_point (GtkCssParser *parser,
+ gpointer out_point)
{
- expect_skip_ident (p, param_name);
- expect_skip (p, GSK_CSS_TOKEN_COLON);
+ double x, y;
- parse_tuple (p, values);
-}
+ if (!gtk_css_parser_consume_number (parser, &x) ||
+ !gtk_css_parser_consume_number (parser, &y) ||
+ !parse_semicolon (parser))
+ return FALSE;
-static void
-parse_double4_param (Parser *p,
- const char *param_name,
- double *values)
-{
- expect_skip_ident (p, param_name);
- expect_skip (p, GSK_CSS_TOKEN_COLON);
+ graphene_point_init (out_point, x, y);
- parse_double4 (p, values);
+ return TRUE;
}
-static void
-parse_rounded_rect_param (Parser *p,
- const char *param_name,
- GskRoundedRect *rect)
+static gboolean
+parse_transform (GtkCssParser *parser,
+ gpointer out_transform)
{
- expect_skip_ident (p, param_name);
- expect_skip (p, GSK_CSS_TOKEN_COLON);
+ GskTransform *transform;
- parse_rounded_rect (p, rect);
-}
+ if (!gsk_transform_parser_parse (parser, &transform) ||
+ !parse_semicolon (parser))
+ {
+ gsk_transform_unref (transform);
+ return FALSE;
+ }
-static void
-parse_matrix_param (Parser *p,
- const char *param_name,
- graphene_matrix_t *matrix)
-{
- expect_skip_ident (p, param_name);
- expect_skip (p, GSK_CSS_TOKEN_COLON);
+ gsk_transform_unref (*(GskTransform **) out_transform);
+ *(GskTransform **) out_transform = transform;
- parse_matrix (p, matrix);
+ return TRUE;
}
-static GskRenderNode *
-parse_node (Parser *p)
+static gboolean
+parse_string (GtkCssParser *parser,
+ gpointer out_string)
{
- GskRenderNode *result = NULL;
-
- if (gsk_css_token_is_ident (p->cur, "color"))
- {
- double color[4];
- double bounds[4];
+ const GtkCssToken *token;
+ char *s;
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
+ token = gtk_css_parser_get_token (parser);
+ if (!gtk_css_token_is (token, GTK_CSS_TOKEN_STRING))
+ return FALSE;
- parse_double4_param (p, "bounds", bounds);
+ s = g_strdup (token->string.string);
+ gtk_css_parser_consume_token (parser);
- expect_skip_ident (p, "color");
- expect_skip (p, GSK_CSS_TOKEN_COLON);
- parse_double4 (p, color);
-
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_color_node_new (&(GdkRGBA) { color[0], color[1], color[2], color[3] },
- &GRAPHENE_RECT_INIT (bounds[0], bounds[1], bounds[2], bounds[3]));
- }
- else if (gsk_css_token_is_ident (p->cur, "opacity"))
+ if (!parse_semicolon (parser))
{
- double opacity = 0.0;
- GskRenderNode *child;
-
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
- expect_skip_ident (p, "opacity");
- expect_skip (p, GSK_CSS_TOKEN_COLON);
- opacity = number_value (p);
- skip (p);
+ g_free (s);
+ return FALSE;
+ }
- child = parse_node (p);
+ g_free (*(char **) out_string);
+ *(char **) out_string = s;
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_opacity_node_new (child, opacity);
- gsk_render_node_unref (child);
- }
- else if (gsk_css_token_is_ident (p->cur, "container"))
- {
- GPtrArray *children = g_ptr_array_new ();
- guint i;
+ return TRUE;
+}
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
- while (p->cur->type != GSK_CSS_TOKEN_CLOSE_CURLY)
- g_ptr_array_add (children, parse_node (p));
+static gboolean
+parse_stops (GtkCssParser *parser,
+ gpointer out_stops)
+{
+ GArray *stops;
+ GskColorStop stop;
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_container_node_new ((GskRenderNode **)children->pdata, children->len);
+ stops = g_array_new (FALSE, FALSE, sizeof (GskColorStop));
- for (i = 0; i < children->len; i ++)
- gsk_render_node_unref (g_ptr_array_index (children, i));
+ do
+ {
+ gtk_css_parser_skip (parser);
+
+ if (!gtk_css_parser_consume_number (parser, &stop.offset) ||
+ !gsk_rgba_parse (parser, &stop.color))
+ { /* do nothing */ }
+ else if (stops->len == 0 && stop.offset < 0)
+ gtk_css_parser_error_value (parser, "Color stop offset must be >= 0");
+ else if (stops->len > 0 && stop.offset < g_array_index (stops, GskColorStop, stops->len - 1).offset)
+ gtk_css_parser_error_value (parser, "Color stop offset must be >= previous value");
+ else if (stop.offset > 1)
+ gtk_css_parser_error_value (parser, "Color stop offset must be <= 1");
+ else
+ {
+ g_array_append_val (stops, stop);
+ continue;
+ }
- g_ptr_array_free (children, TRUE);
+ g_array_free (stops, TRUE);
+ return FALSE;
}
- else if (gsk_css_token_is_ident (p->cur, "outset_shadow"))
+ while (gtk_css_parser_has_token (parser, GTK_CSS_TOKEN_COMMA));
+
+ if (stops->len < 2)
{
- GskRoundedRect outline;
- double color[4];
- float dx, dy, spread, blur_radius;
-
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
- parse_rounded_rect_param (p, "outline", &outline);
-
- parse_double4_param (p, "color", color);
- dx = parse_float_param (p, "dx");
- dy = parse_float_param (p, "dy");
- spread = parse_float_param (p, "spread");
- blur_radius = parse_float_param (p, "blur_radius");
-
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_outset_shadow_node_new (&outline,
- &(GdkRGBA) { color[0], color[1], color[2], color[3] },
- dx, dy,
- spread,
- blur_radius);
+ gtk_css_parser_error_value (parser, "At least 2 color stops need to be specified");
+ g_array_free (stops, TRUE);
+ return FALSE;
}
- else if (gsk_css_token_is_ident (p->cur, "cross_fade"))
- {
- double progress;
- GskRenderNode *start_child;
- GskRenderNode *end_child;
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
+ if (*(GArray **) out_stops)
+ g_array_free (*(GArray **) out_stops, TRUE);
+ *(GArray **) out_stops = stops;
- progress = parse_float_param (p, "progress");
- start_child = parse_node (p);
- end_child = parse_node (p);
+ return parse_semicolon (parser);
+}
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_cross_fade_node_new (start_child, end_child, progress);
+static gboolean
+parse_node (GtkCssParser *parser, gpointer out_node);
- gsk_render_node_unref (start_child);
- gsk_render_node_unref (end_child);
- }
- else if (gsk_css_token_is_ident (p->cur, "clip"))
+static GskRenderNode *
+parse_container_node (GtkCssParser *parser)
+{
+ GskRenderNode *node;
+ GPtrArray *nodes;
+ const GtkCssToken *token;
+
+ nodes = g_ptr_array_new_with_free_func ((GDestroyNotify) gsk_render_node_unref);
+
+ for (token = gtk_css_parser_get_token (parser);
+ !gtk_css_token_is (token, GTK_CSS_TOKEN_EOF);
+ token = gtk_css_parser_get_token (parser))
{
- double clip_rect[4];
- GskRenderNode *child;
-
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
-
- parse_double4_param (p, "clip", clip_rect);
- child = parse_node (p);
-
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_clip_node_new (child,
- &GRAPHENE_RECT_INIT (
- clip_rect[0], clip_rect[1],
- clip_rect[2], clip_rect[3]
- ));
-
- gsk_render_node_unref (child);
+ node = NULL;
+ if (parse_node (parser, &node))
+ {
+ g_ptr_array_add (nodes, node);
+ }
+ else
+ {
+ gtk_css_parser_skip_until (parser, GTK_CSS_TOKEN_OPEN_CURLY);
+ gtk_css_parser_skip (parser);
+ }
}
- else if (gsk_css_token_is_ident (p->cur, "rounded_clip"))
- {
- GskRoundedRect clip_rect;
- GskRenderNode *child;
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
+ node = gsk_container_node_new ((GskRenderNode **) nodes->pdata, nodes->len);
- parse_rounded_rect_param (p, "clip", &clip_rect);
- child = parse_node (p);
+ g_ptr_array_unref (nodes);
+ return node;
+}
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_rounded_clip_node_new (child, &clip_rect);
+static void
+parse_declarations_sync (GtkCssParser *parser)
+{
+ const GtkCssToken *token;
- gsk_render_node_unref (child);
- }
- else if (gsk_css_token_is_ident (p->cur, "linear_gradient"))
+ for (token = gtk_css_parser_get_token (parser);
+ !gtk_css_token_is (token, GTK_CSS_TOKEN_EOF);
+ token = gtk_css_parser_get_token (parser))
{
- GArray *stops = g_array_new (FALSE, TRUE, sizeof (GskColorStop));
- double bounds[4];
- double start[2];
- double end[2];
-
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
- parse_double4_param (p, "bounds", bounds);
- parse_tuple_param (p, "start", start);
- parse_tuple_param (p, "end", end);
-
- expect_skip_ident (p, "stops");
- expect_skip (p, GSK_CSS_TOKEN_COLON);
- while (p->cur->type == GSK_CSS_TOKEN_OPEN_PARENS)
+ if (gtk_css_token_is (token, GTK_CSS_TOKEN_SEMICOLON) ||
+ gtk_css_token_is (token, GTK_CSS_TOKEN_OPEN_CURLY))
{
- GskColorStop stop;
- double color[4];
-
- skip (p);
- stop.offset = number_value (p);
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_COMMA);
- parse_double4 (p, color);
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_PARENS);
-
- stop.color = (GdkRGBA) { color[0], color[1], color[2], color[3] };
- g_array_append_val (stops, stop);
+ gtk_css_parser_skip (parser);
+ break;
}
-
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_linear_gradient_node_new (&GRAPHENE_RECT_INIT (
- bounds[0], bounds[1],
- bounds[2], bounds[3]
- ),
- &(graphene_point_t) { start[0], start[1] },
- &(graphene_point_t) { end[0], end[1] },
- (GskColorStop *)stops->data,
- stops->len);
- g_array_free (stops, TRUE);
+ gtk_css_parser_skip (parser);
}
- else if (gsk_css_token_is_ident (p->cur, "transform"))
- {
- GskTransform *transform;
- GskRenderNode *child;
+}
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
- expect_skip_ident (p, "transform");
- expect_skip (p, GSK_CSS_TOKEN_COLON);
+static guint
+parse_declarations (GtkCssParser *parser,
+ const Declaration *declarations,
+ guint n_declarations)
+{
+ guint parsed = 0;
+ guint i;
+ const GtkCssToken *token;
- if (p->cur->type == GSK_CSS_TOKEN_OPEN_PARENS)
- {
- graphene_matrix_t matrix;
- parse_matrix (p, &matrix);
+ g_assert (n_declarations < 8 * sizeof (guint));
- transform = gsk_transform_matrix (NULL, &matrix);
- }
- else
+ for (token = gtk_css_parser_get_token (parser);
+ !gtk_css_token_is (token, GTK_CSS_TOKEN_EOF);
+ token = gtk_css_parser_get_token (parser))
+ {
+ for (i = 0; i < n_declarations; i++)
{
- expect (p, GSK_CSS_TOKEN_IDENT);
-
- for (transform = NULL;;)
+ if (gtk_css_token_is_ident (token, declarations[i].name))
{
- /* Transform name */
- expect (p, GSK_CSS_TOKEN_IDENT);
-
- if (lookahead (p, 1)->type == GSK_CSS_TOKEN_OPEN_CURLY) /* Start of child node */
- break;
-
- if (gsk_css_token_is_ident (p->cur, "translate"))
+ gtk_css_parser_consume_token (parser);
+ token = gtk_css_parser_get_token (parser);
+ if (!gtk_css_token_is (token, GTK_CSS_TOKEN_COLON))
{
- double offset[2];
- skip (p);
- parse_tuple (p, offset);
- transform = gsk_transform_translate (transform,
- &(graphene_point_t) { offset[0], offset[1] });
-
+ gtk_css_parser_error_syntax (parser, "Expected ':' after variable declaration");
+ parse_declarations_sync (parser);
}
else
{
- g_error ("Unknown transform type: %s", gsk_css_token_to_string (p->cur));
+ gtk_css_parser_consume_token (parser);
+ if (parsed & (1 << i))
+ gtk_css_parser_warn_syntax (parser, "Variable \"%s\" defined multiple times",
declarations[i].name);
+ if (declarations[i].parse_func (parser, declarations[i].result))
+ parsed |= (1 << i);
+ else
+ parse_declarations_sync (parser);
}
+ break;
}
}
+ if (i == n_declarations)
+ {
+ if (gtk_css_token_is (token, GTK_CSS_TOKEN_IDENT))
+ gtk_css_parser_error_syntax (parser, "No variable named \"%s\"", token->string.string);
+ else
+ gtk_css_parser_error_syntax (parser, "Expected a variable name");
+ parse_declarations_sync (parser);
+ }
+ }
+
+ return parsed;
+}
+
+static GskRenderNode *
+parse_color_node (GtkCssParser *parser)
+{
+ graphene_rect_t bounds = GRAPHENE_RECT_INIT (0, 0, 0, 0);
+ GdkRGBA color = { 0, 0, 0, 0 };
+ const Declaration declarations[] = {
+ { "bounds", parse_rect, &bounds },
+ { "color", parse_color, &color },
+ };
- child = parse_node (p);
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_transform_node_new (child, transform);
+ return gsk_color_node_new (&color, &bounds);
+}
- gsk_transform_unref (transform);
- gsk_render_node_unref (child);
- }
- else if (gsk_css_token_is_ident (p->cur, "color_matrix"))
+static GskRenderNode *
+parse_linear_gradient_node (GtkCssParser *parser)
+{
+ graphene_rect_t bounds = GRAPHENE_RECT_INIT (0, 0, 0, 0);
+ graphene_point_t start = GRAPHENE_POINT_INIT (0, 0);
+ graphene_point_t end = GRAPHENE_POINT_INIT (0, 0);
+ GArray *stops = NULL;
+ const Declaration declarations[] = {
+ { "bounds", parse_rect, &bounds },
+ { "start", parse_point, &start },
+ { "end", parse_point, &end },
+ { "stops", parse_stops, &stops },
+ };
+ GskRenderNode *result;
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+ if (stops == NULL)
{
- double offset_values[4];
- graphene_matrix_t matrix;
- graphene_vec4_t offset;
- GskRenderNode *child;
+ gtk_css_parser_error_syntax (parser, "No color stops given");
+ return NULL;
+ }
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
+ result = gsk_linear_gradient_node_new (&bounds, &start, &end, (GskColorStop *) stops->data, stops->len);
- parse_matrix_param (p, "matrix", &matrix);
- parse_double4_param (p, "offset", offset_values);
+ g_array_free (stops, TRUE);
- graphene_vec4_init (&offset,
- offset_values[0],
- offset_values[1],
- offset_values[2],
- offset_values[3]);
+ return result;
+}
- child = parse_node (p);
+static GskRenderNode *
+parse_inset_shadow_node (GtkCssParser *parser)
+{
+ GskRoundedRect outline = GSK_ROUNDED_RECT_INIT (0, 0, 0, 0);
+ GdkRGBA color = { 0, 0, 0, 0 };
+ double dx, dy, blur, spread;
+ const Declaration declarations[] = {
+ { "outline", parse_rounded_rect, &outline },
+ { "color", parse_color, &color },
+ { "dx", parse_double, &dx },
+ { "dy", parse_double, &dy },
+ { "spread", parse_double, &spread },
+ { "blur", parse_double, &blur }
+ };
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+
+ return gsk_inset_shadow_node_new (&outline, &color, dx, dy, spread, blur);
+}
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_color_matrix_node_new (child, &matrix, &offset);
+static GskRenderNode *
+parse_outset_shadow_node (GtkCssParser *parser)
+{
+ GskRoundedRect outline = GSK_ROUNDED_RECT_INIT (0, 0, 0, 0);
+ GdkRGBA color = { 0, 0, 0, 0 };
+ double dx, dy, blur, spread;
+ const Declaration declarations[] = {
+ { "outline", parse_rounded_rect, &outline },
+ { "color", parse_color, &color },
+ { "dx", parse_double, &dx },
+ { "dy", parse_double, &dy },
+ { "spread", parse_double, &spread },
+ { "blur", parse_double, &blur }
+ };
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+
+ return gsk_outset_shadow_node_new (&outline, &color, dx, dy, spread, blur);
+}
- gsk_render_node_unref (child);
- }
- else if (gsk_css_token_is_ident (p->cur, "texture"))
+static GskRenderNode *
+parse_transform_node (GtkCssParser *parser)
+{
+ GskRenderNode *child = NULL;
+ GskTransform *transform = NULL;
+ const Declaration declarations[] = {
+ { "transform", parse_transform, &transform },
+ { "child", parse_node, &child },
+ };
+ GskRenderNode *result;
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+ if (child == NULL)
{
- G_GNUC_UNUSED guchar *texture_data;
- gsize texture_data_len;
- GdkTexture *texture;
- double bounds[4];
+ gtk_css_parser_error_syntax (parser, "Missing \"child\" property definition");
+ gsk_transform_unref (transform);
+ return NULL;
+ }
+ /* This is very much cheating, isn't it? */
+ if (transform == NULL)
+ transform = gsk_transform_new ();
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
+ result = gsk_transform_node_new (child, transform);
- parse_double4_param (p, "bounds", bounds);
+ gsk_render_node_unref (child);
+ gsk_transform_unref (transform);
- expect_skip (p, GSK_CSS_TOKEN_IDENT);
- expect_skip (p, GSK_CSS_TOKEN_COLON);
- expect (p, GSK_CSS_TOKEN_STRING);
+ return result;
+}
- texture_data = g_base64_decode (p->cur->string.string, &texture_data_len);
- guchar data[] = {1, 0, 0, 1, 0, 0,
- 0, 0, 1, 0, 0, 1};
- GBytes *b = g_bytes_new_static (data, 12);
+static GskRenderNode *
+parse_opacity_node (GtkCssParser *parser)
+{
+ GskRenderNode *child = NULL;
+ double opacity = 1.0;
+ const Declaration declarations[] = {
+ { "opacity", parse_double, &opacity },
+ { "child", parse_node, &child },
+ };
+ GskRenderNode *result;
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+ if (child == NULL)
+ {
+ gtk_css_parser_error_syntax (parser, "Missing \"child\" property definition");
+ return NULL;
+ }
- /* TODO: :( */
- texture = gdk_memory_texture_new (2, 2, GDK_MEMORY_R8G8B8,
- b, 6);
+ result = gsk_opacity_node_new (child, opacity);
- expect_skip (p, GSK_CSS_TOKEN_STRING);
+ gsk_render_node_unref (child);
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_texture_node_new (texture,
- &GRAPHENE_RECT_INIT (
- bounds[0], bounds[1],
- bounds[2], bounds[3]
- ));
+ return result;
+}
+
+static GskRenderNode *
+parse_cross_fade_node (GtkCssParser *parser)
+{
+ GskRenderNode *start = NULL;
+ GskRenderNode *end = NULL;
+ double progress = 0.5;
+ const Declaration declarations[] = {
+ { "progress", parse_double, &progress },
+ { "start", parse_node, &start },
+ { "end", parse_node, &end },
+ };
+ GskRenderNode *result;
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+ if (start == NULL || end == NULL)
+ {
+ if (start == NULL)
+ gtk_css_parser_error_syntax (parser, "Missing \"start\" property definition");
+ if (end == NULL)
+ gtk_css_parser_error_syntax (parser, "Missing \"end\" property definition");
+ g_clear_pointer (&start, gsk_render_node_unref);
+ g_clear_pointer (&end, gsk_render_node_unref);
+ return NULL;
}
- else if (gsk_css_token_is_ident (p->cur, "inset_shadow"))
+
+ result = gsk_cross_fade_node_new (start, end, progress);
+
+ gsk_render_node_unref (start);
+ gsk_render_node_unref (end);
+
+ return result;
+}
+
+static GskRenderNode *
+parse_clip_node (GtkCssParser *parser)
+{
+ graphene_rect_t clip = GRAPHENE_RECT_INIT (0, 0, 0, 0);
+ GskRenderNode *child = NULL;
+ const Declaration declarations[] = {
+ { "clip", parse_rect, &clip },
+ { "child", parse_node, &child },
+ };
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+ if (child == NULL)
{
- GskRoundedRect outline;
- double color[4];
- float dx, dy, spread, blur_radius;
-
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
- parse_rounded_rect_param (p, "outline", &outline);
-
- parse_double4_param (p, "color", color);
- dx = parse_float_param (p, "dx");
- dy = parse_float_param (p, "dy");
- spread = parse_float_param (p, "spread");
- blur_radius = parse_float_param (p, "blur_radius");
-
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_inset_shadow_node_new (&outline,
- &(GdkRGBA) { color[0], color[1], color[2], color[3] },
- dx, dy,
- spread,
- blur_radius);
+ gtk_css_parser_error_syntax (parser, "Missing \"child\" property definition");
+ return NULL;
}
- else if (gsk_css_token_is_ident (p->cur, "border"))
+
+ return gsk_clip_node_new (child, &clip);
+}
+
+static GskRenderNode *
+parse_rounded_clip_node (GtkCssParser *parser)
+{
+ GskRoundedRect clip = GSK_ROUNDED_RECT_INIT (0, 0, 0, 0);
+ GskRenderNode *child = NULL;
+ const Declaration declarations[] = {
+ { "clip", parse_rounded_rect, &clip },
+ { "child", parse_node, &child },
+ };
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+ if (child == NULL)
{
- GskRoundedRect outline;
- double widths[4];
- double colors[4][4];
-
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
-
- parse_rounded_rect_param (p, "outline", &outline);
- parse_double4_param (p, "widths", widths);
-
- expect_skip_ident (p, "colors");
- expect_skip (p, GSK_CSS_TOKEN_COLON);
-
- parse_double4 (p, colors[0]);
- parse_double4 (p, colors[1]);
- parse_double4 (p, colors[2]);
- parse_double4 (p, colors[3]);
-
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
- result = gsk_border_node_new (&outline,
- (float[4]) { widths[0], widths[1], widths[2], widths[3] },
- (GdkRGBA[4]) {
- (GdkRGBA) { colors[0][0], colors[0][1], colors[0][2], colors[0][3] },
- (GdkRGBA) { colors[1][0], colors[1][1], colors[1][2], colors[1][3] },
- (GdkRGBA) { colors[2][0], colors[2][1], colors[2][2], colors[2][3] },
- (GdkRGBA) { colors[3][0], colors[3][1], colors[3][2], colors[3][3] },
- });
+ gtk_css_parser_error_syntax (parser, "Missing \"child\" property definition");
+ return NULL;
}
- else if (gsk_css_token_is_ident (p->cur, "text"))
+
+ return gsk_rounded_clip_node_new (child, &clip);
+}
+
+static GskRenderNode *
+parse_debug_node (GtkCssParser *parser)
+{
+ char *message = NULL;
+ GskRenderNode *child = NULL;
+ const Declaration declarations[] = {
+ { "message", parse_string, &message},
+ { "child", parse_node, &child },
+ };
+
+ parse_declarations (parser, declarations, G_N_ELEMENTS(declarations));
+ if (child == NULL)
{
- skip (p);
- expect_skip (p, GSK_CSS_TOKEN_OPEN_CURLY);
+ gtk_css_parser_error_syntax (parser, "Missing \"child\" property definition");
+ return NULL;
+ }
- expect_skip (p, GSK_CSS_TOKEN_CLOSE_CURLY);
+ return gsk_debug_node_new (child, message);
+}
- result = gsk_color_node_new (
- &(GdkRGBA) { 0, 1, 0, 1 },
- &GRAPHENE_RECT_INIT (0, 0, 0, 0));
+static gboolean
+parse_node (GtkCssParser *parser,
+ gpointer out_node)
+{
+ static struct {
+ const char *name;
+ GskRenderNode * (* func) (GtkCssParser *);
+ } node_parsers[] = {
+ { "container", parse_container_node },
+ { "color", parse_color_node },
+#if 0
+ { "cairo", parse_cairo_node },
+#endif
+ { "linear-gradient", parse_linear_gradient_node },
+#if 0
+ { "border", parse_border_node },
+ { "texture", parse_texture_node },
+#endif
+ { "inset-shadow", parse_inset_shadow_node },
+ { "outset-shadow", parse_outset_shadow_node },
+ { "transform", parse_transform_node },
+ { "opacity", parse_opacity_node },
+#if 0
+ { "color-matrix", parse_color-matrix_node },
+ { "repeat", parse_repeat_node },
+#endif
+ { "clip", parse_clip_node },
+ { "rounded-clip", parse_rounded_clip_node },
+#if 0
+ { "shadow", parse_shadow_node },
+ { "blend", parse_blend_node },
+#endif
+ { "cross-fade", parse_cross_fade_node },
+#if 0
+ { "text", parse_text_node },
+ { "blur", parse_blur_node },
+#endif
+ { "debug", parse_debug_node }
+ };
+ const GtkCssToken *token;
+ guint i;
+
+ token = gtk_css_parser_get_token (parser);
+ if (!gtk_css_token_is (token, GTK_CSS_TOKEN_IDENT))
+ {
+ gtk_css_parser_error_syntax (parser, "Expected a node name");
+ return FALSE;
}
- else
+
+ for (i = 0; i < G_N_ELEMENTS (node_parsers); i++)
{
- g_error ("Unknown render node type: %s", gsk_css_token_to_string (p->cur));
+ if (gtk_css_token_is_ident (token, node_parsers[i].name))
+ {
+ GskRenderNode *node;
+
+ gtk_css_parser_consume_token (parser);
+ token = gtk_css_parser_get_token (parser);
+ if (!gtk_css_token_is (token, GTK_CSS_TOKEN_OPEN_CURLY))
+ {
+ gtk_css_parser_error_syntax (parser, "Expected '{' after node name");
+ return FALSE;
+ }
+ gtk_css_parser_start_block (parser);
+ node = node_parsers[i].func (parser);
+ if (node)
+ {
+ token = gtk_css_parser_get_token (parser);
+ if (!gtk_css_token_is (token, GTK_CSS_TOKEN_EOF))
+ gtk_css_parser_error_syntax (parser, "Expected '}' at end of node definition");
+ g_clear_pointer ((GskRenderNode **) out_node, gsk_render_node_unref);
+ *(GskRenderNode **) out_node = node;
+ }
+ gtk_css_parser_end_block (parser);
+
+ return node != NULL;
+ }
}
- return result;
+ gtk_css_parser_error_value (parser, "\"%s\" is not a valid node name", token->string.string);
+ return FALSE;
+}
+
+static void
+gsk_render_node_parser_error (GtkCssParser *parser,
+ const GtkCssLocation *start,
+ const GtkCssLocation *end,
+ const GError *error,
+ gpointer user_data)
+{
+ g_print ("ERROR: %zu:%zu: %s\n",
+ start->lines, start->line_chars,
+ error->message);
}
/**
@@ -672,16 +896,12 @@ GskRenderNode *
gsk_render_node_deserialize_from_bytes (GBytes *bytes)
{
GskRenderNode *root = NULL;
- GskCssToken *tokens;
- int n_tokens;
- Parser parser;
-
- tokens = tokenize (bytes, &n_tokens);
+ GtkCssParser *parser;
- parser_init (&parser, tokens, n_tokens);
- root = parse_node (&parser);
+ parser = gtk_css_parser_new_for_bytes (bytes, NULL, NULL, gsk_render_node_parser_error, NULL, NULL);
+ root = parse_container_node (parser);
- g_free (tokens);
+ gtk_css_parser_unref (parser);
return root;
}
diff --git a/gsk/gsktransform.c b/gsk/gsktransform.c
index 1dfd9b9740..3ada22ff8a 100644
--- a/gsk/gsktransform.c
+++ b/gsk/gsktransform.c
@@ -1695,6 +1695,7 @@ gsk_transform_parser_parse (GtkCssParser *parser,
if (gtk_css_token_is_ident (token, "none"))
{
gtk_css_parser_consume_token (parser);
+
*out_transform = NULL;
return TRUE;
}
@@ -1902,6 +1903,7 @@ gsk_transform_parse (const char *string,
result = FALSE;
}
gtk_css_parser_unref (parser);
+
g_bytes_unref (bytes);
return result;
diff --git a/gtk/gtkcssprovider.h b/gtk/gtkcssprovider.h
index c2fb467b50..bd25db6ae7 100644
--- a/gtk/gtkcssprovider.h
+++ b/gtk/gtkcssprovider.h
@@ -30,6 +30,29 @@ G_BEGIN_DECLS
#define GTK_IS_CSS_PROVIDER_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GTK_TYPE_CSS_PROVIDER))
#define GTK_CSS_PROVIDER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GTK_TYPE_CSS_PROVIDER,
GtkCssProviderClass))
+/**
+ * GtkCssProviderError:
+ * @GTK_CSS_PROVIDER_ERROR_FAILED: Failed.
+ * @GTK_CSS_PROVIDER_ERROR_SYNTAX: Syntax error.
+ * @GTK_CSS_PROVIDER_ERROR_IMPORT: Import error.
+ * @GTK_CSS_PROVIDER_ERROR_NAME: Name error.
+ * @GTK_CSS_PROVIDER_ERROR_DEPRECATED: Deprecation error.
+ * @GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE: Unknown value.
+ * @GTK_CSS_PROVIDER_WARN_GENERAL: A general warning.
+ *
+ * Error codes for %GTK_CSS_PROVIDER_ERROR.
+ */
+typedef enum
+{
+ GTK_CSS_PROVIDER_ERROR_FAILED,
+ GTK_CSS_PROVIDER_ERROR_SYNTAX,
+ GTK_CSS_PROVIDER_ERROR_IMPORT,
+ GTK_CSS_PROVIDER_ERROR_NAME,
+ GTK_CSS_PROVIDER_ERROR_DEPRECATED,
+ GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE,
+ GTK_CSS_PROVIDER_WARN_GENERAL,
+} GtkCssProviderError;
+
typedef struct _GtkCssProvider GtkCssProvider;
typedef struct _GtkCssProviderClass GtkCssProviderClass;
typedef struct _GtkCssProviderPrivate GtkCssProviderPrivate;
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