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authorTavian Barnes <tavianator@gmail.com>2009-12-16 15:49:48 -0500
committerTavian Barnes <tavianator@gmail.com>2009-12-16 15:49:48 -0500
commit8c28c51a13c2900c17d361e8d1f49cb0ea7c2977 (patch)
tree8e2e818a5a432f3a48122e5e680119e7a3dd15ef /dimension
parente7975923d6b04acaac0875beb5e4c81ac120d116 (diff)
downloaddimension-8c28c51a13c2900c17d361e8d1f49cb0ea7c2977.tar.xz
Add support for color keyword groups.
Diffstat (limited to 'dimension')
-rw-r--r--dimension/grammar.y54
1 files changed, 54 insertions, 0 deletions
diff --git a/dimension/grammar.y b/dimension/grammar.y
index 4bf5ea4..a8dc37f 100644
--- a/dimension/grammar.y
+++ b/dimension/grammar.y
@@ -748,6 +748,8 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%type <astnode> COLOR
%type <astnode> COLOR_BODY
%type <astnode> COLOR_VECTOR
+%type <astnode> COLOR_KEYWORD_GROUP
+%type <astnode> COLOR_KEYWORD_GROUP_INIT
%destructor { dmnsn_delete_astnode($$); } <astnode>
@@ -1092,6 +1094,7 @@ COLOR: COLOR_BODY
;
COLOR_BODY: COLOR_VECTOR
+ | COLOR_KEYWORD_GROUP
;
COLOR_VECTOR: "rgb" VECTOR { $$ = $2; }
@@ -1106,6 +1109,57 @@ COLOR_VECTOR: "rgb" VECTOR { $$ = $2; }
}
| "rgbft" VECTOR { $$ = $2; }
| VECTOR
+;
+
+COLOR_KEYWORD_GROUP: COLOR_KEYWORD_GROUP_INIT COLOR_KEYWORD_ITEM
+ | COLOR_KEYWORD_GROUP COLOR_KEYWORD_ITEM
+;
+
+COLOR_KEYWORD_GROUP_INIT: /* empty */ {
+ dmnsn_astnode zero =
+ dmnsn_new_astnode(DMNSN_AST_INTEGER, @$);
+ zero.ptr = malloc(sizeof(long));
+ if (!zero.ptr)
+ dmnsn_error(DMNSN_SEVERITY_HIGH,
+ "Failed to allocate room for integer.");
+ *(long *)zero.ptr = 0;
+
+ $$ = dmnsn_eval_vector(zero);
+ dmnsn_delete_astnode(zero);
+ }
+;
+
+COLOR_KEYWORD_ITEM: "red" FLOAT {
+ dmnsn_astnode old;
+ dmnsn_array_get($<astnode>0.children, 0, &old);
+ dmnsn_array_set($<astnode>0.children, 0, &$2);
+ dmnsn_delete_astnode(old);
+ }
+ | "green" FLOAT {
+ dmnsn_astnode old;
+ dmnsn_array_get($<astnode>0.children, 1, &old);
+ dmnsn_array_set($<astnode>0.children, 1, &$2);
+ dmnsn_delete_astnode(old);
+ }
+ | "blue" FLOAT {
+ dmnsn_astnode old;
+ dmnsn_array_get($<astnode>0.children, 2, &old);
+ dmnsn_array_set($<astnode>0.children, 2, &$2);
+ dmnsn_delete_astnode(old);
+ }
+ | "filter" FLOAT {
+ dmnsn_astnode old;
+ dmnsn_array_get($<astnode>0.children, 3, &old);
+ dmnsn_array_set($<astnode>0.children, 3, &$2);
+ dmnsn_delete_astnode(old);
+ }
+ | "transmit" FLOAT {
+ dmnsn_astnode old;
+ dmnsn_array_get($<astnode>0.children, 4, &old);
+ dmnsn_array_set($<astnode>0.children, 4, &$2);
+ dmnsn_delete_astnode(old);
+ }
+;
%%