Changeset 6560 in josm for trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss/MapCSSParser.jj

Timestamp:

2013-12-29T12:03:21+01:00 (11 years ago)

Author:

simon04

Message:

see #9485 - MapCSS: add support for set class_name instruction and .class_name condition (which is specified in the MapCSS specification)

File:

• trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss/MapCSSParser.jj (modified) (8 diffs)

trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss/MapCSSParser.jj

@@ -42 +42 @@
 TOKEN:
 {
-    < IDENT: ["a"-"z","A"-"Z","_"] ( ["a"-"z","A"-"Z","_","-","0"-"9"] )* >
+    < SET: ("set" | "SET") >
+|   < IDENT: ["a"-"z","A"-"Z","_"] ( ["a"-"z","A"-"Z","_","-","0"-"9"] )* >
 |   < UINT: ["1"-"9"] ( ["0"-"9"] )* >
 |   < UFLOAT: ( ["0"-"9"] )+ ( "." ( ["0"-"9"] )+ )? >
@@ -78 +79 @@
 |   < DOLLAR: "$" >
 |   < CARET: "^" >
+|   < FULLSTOP: "." >
 |   < COMMENT_START: "/*" > : COMMENT
 |   < UNEXPECTED_CHAR : ~[] > // avoid TokenMgrErrors because they are hard to recover from
@@ -271 +273 @@
     (
         ( <GREATER> { parentSelector = false; } | <LESS> { parentSelector = true; } ) 
-        ( ( c=condition(Context.LINK) | c=pseudoclass(Context.LINK) ) { conditions.add(c); } )*
+        ( ( c=condition(Context.LINK) | c=class_or_pseudoclass(Context.LINK) ) { conditions.add(c); } )*
         { selLink = new LinkSelector(conditions); }
         w()
@@ -290 +292 @@
     ( base=<IDENT> | base=<STAR> )
     ( r=zoom() )?
-    ( ( c=condition(Context.PRIMITIVE) | c=pseudoclass(Context.PRIMITIVE) ) { conditions.add(c); } )*
+    ( ( c=condition(Context.PRIMITIVE) | c=class_or_pseudoclass(Context.PRIMITIVE) ) { conditions.add(c); } )*
     ( sub=subpart() )?
     { return new GeneralSelector(base.image, r, conditions, sub); }
@@ -327 +329 @@
             c=simple_key_value_condition(context) s() <RSQUARE> { return c; }
         |
-            e=expression() <RSQUARE> { return Condition.create(e, context); }
+            e=expression() <RSQUARE> { return Condition.createExpressionCondition(e, context); }
     )
 }
@@ -357 +359 @@
     ( LOOKAHEAD(2) <QUESTION> <EXCLAMATION> { matchType = Condition.KeyMatchType.FALSE; } )?
     (              <QUESTION>               { matchType = Condition.KeyMatchType.TRUE;  } )?
-    { return Condition.create(key, not, matchType, context); }
+    { return Condition.createKeyCondition(key, not, matchType, context); }
 }
 
@@ -418 +420 @@
             f=float_() { val=Float.toString(f); }
     )
-    { return Condition.create(key, val, op, context, considerValAsKey); }
-}
-
-Condition pseudoclass(Context context) :
+    { return Condition.createKeyValueCondition(key, val, op, context, considerValAsKey); }
+}
+
+Condition class_or_pseudoclass(Context context) :
 {
     Token t;
     boolean not = false;
+    boolean pseudo;
 }
 {
     ( <EXCLAMATION> { not = true; } )? 
-    <COLON>
+    (
+        <FULLSTOP> { pseudo = false; }
+    |
+        <COLON> { pseudo = true; }
+    )
     t=<IDENT>
-    { return Condition.create(t.image, not, context); }
+    { return pseudo
+        ? Condition.createPseudoClassCondition(t.image, not, context)
+        : Condition.createClassCondition(t.image, not, context); }
 }
 
@@ -448 +457 @@
     Instruction i;
     Token key;
-    Object val;
+    Object val = null;
 }
 {
     <LBRACE> w()
     (
+        (
+        <SET> w() key=<IDENT> w()
+        ( <EQUAL> val=expression() )?
+        { ins.add(new Instruction.AssignmentInstruction(key.image, val == null ? true : val)); }
+        ( <RBRACE> { return ins; } | <SEMICOLON> w() )
+        )
+        |
         key=<IDENT> w() <COLON> w()
         (