[Gnash-commit] gnash/server swf.h

[strk]

CVSROOT:        /sources/gnash
Module name:    gnash
Branch:         
Changes by:     strk <address@hidden>   06/02/03 15:46:49

Modified files:
        server         : swf.h 

Log message:
        Added ACTION_EXTENDS, ACTION_IMPLEMENTS, ACTION_CASTOBJECT

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/gnash/gnash/server/swf.h.diff?tr1=1.1&tr2=1.2&r1=text&r2=text

Patches:
Index: gnash/server/swf.h
diff -u gnash/server/swf.h:1.1 gnash/server/swf.h:1.2
--- gnash/server/swf.h:1.1      Fri Feb  3 12:46:04 2006
+++ gnash/server/swf.h  Fri Feb  3 15:46:49 2006
@@ -84,12 +84,15 @@
          DEFINEBITSPTR         = 1023
        } tag_type;
 
-       /// SWF action ids. Symbolc names copied from Ming
+       /// SWF action ids. Symbolc names copied from Ming.
+       //
+       /// For semantic of each action see:
+       /// http://sswf.sourceforge.net/SWFalexref.html
+       ///
        typedef enum
        {
                ACTION_END        = 0x00,
 
-       /* v3 actions */
                ACTION_NEXTFRAME     = 0x04,
                ACTION_PREVFRAME     = 0x05,
                ACTION_PLAY          = 0x06,
@@ -101,8 +104,6 @@
                ACTION_WAITFORFRAME  = 0x8A,
                ACTION_SETTARGET     = 0x8B,
                ACTION_GOTOLABEL     = 0x8C,
-
-       /* v4 actions */
                ACTION_ADD                     = 0x0A,
                ACTION_SUBTRACT                = 0x0B,
                ACTION_MULTIPLY                = 0x0C,
@@ -129,7 +130,34 @@
                ACTION_STARTDRAGMOVIE          = 0x27,
                ACTION_STOPDRAGMOVIE           = 0x28,
                ACTION_STRINGCOMPARE           = 0x29,
-               ACTION_THROW                   = 0x2a,
+               ACTION_THROW                   = 0x2A,
+
+               /// SWF7
+               ///
+               /// The Cast Object action makes sure that the object
+               /// o1 is an instance of the class s2. If it is the case,
+               /// then o1 is pushed back onto the stack. Otherwise Null is
+               /// pushed back onto the stack. The comparison is identical
+               /// to the one applied by the Instance Of  action.
+               ///
+               /// See:
+               /// 
http://sswf.sourceforge.net/SWFalexref.html#action_cast_object
+               ///
+               ACTION_CASTOBJECT              = 0x2B,
+
+               /// SWF7
+               ///
+               /// This action declares an object as a sub-class of
+               /// one or more interfaces. The number of interfaces has to
+               /// be indicated by i2. An interface is referenced by its
+               /// name (which happens to be the same as the constructor
+               /// function name.)
+               ///
+               /// See:
+               /// 
http://sswf.sourceforge.net/SWFalexref.html#action_implements
+               ///
+               ACTION_IMPLEMENTS              = 0x2C,
+
                ACTION_RANDOM                  = 0x30,
                ACTION_MBLENGTH                = 0x31,
                ACTION_ORD                     = 0x32,
@@ -138,7 +166,6 @@
                ACTION_MBSUBSTRING             = 0x35,
                ACTION_MBORD                   = 0x36,
                ACTION_MBCHR                   = 0x37,
-
                ACTION_WAITFORFRAMEEXPRESSION  = 0x8D,
                ACTION_PUSHDATA                = 0x96,
                ACTION_BRANCHALWAYS            = 0x99,
@@ -146,8 +173,6 @@
                ACTION_BRANCHIFTRUE            = 0x9D,
                ACTION_CALLFRAME               = 0x9E,
                ACTION_GOTOEXPRESSION          = 0x9F,
-
-       /* v5 actions */
                ACTION_DELETEVAR               = 0x3A,
                ACTION_DELETE                  = 0x3B,
                ACTION_VAREQUALS               = 0x3C, // DEFINELOCAL actually
@@ -183,6 +208,29 @@
                ACTION_SHIFTRIGHT              = 0x64,
                ACTION_SHIFTRIGHT2             = 0x65,
                ACTION_STRICTEQ                = 0x66,
+
+               ///
+               /// SWF7
+               ///
+               /// The Extends action will be used to define a new object
+               /// which extends another object. The declaration in
+               /// ActionScript is:
+               ///
+               ///     class A extends B;
+               ///
+               /// In an SWF action script, you don't exactly declare
+               /// objects, you actually instantiate them and define their
+               /// functions. This action creates a new object named s2
+               /// which is an extension of the object s1.
+               ///
+               /// Use this action whenever you need to inherit an object
+               /// without calling its constructor.
+               ///
+               /// See:
+               /// http://sswf.sourceforge.net/SWFalexref.html#action_extends
+               ///
+               ACTION_EXTENDS                 = 0x69,
+
                ACTION_CONSTANTPOOL            = 0x88,
                ACTION_TRY                     = 0x8f,
                ACTION_WITH                    = 0x94,