Fresco/Berlin/include/Berlin PNG.hh,1.4,1.5 RasterImpl.hh,1.3,1.4

Update of /cvs/fresco/Fresco/Berlin/include/Berlin
In directory purcel:/tmp/cvs-serv31230/Berlin/include/Berlin

Modified Files:
	PNG.hh RasterImpl.hh 
Log Message:
Change to the semantics of both Raster::load_pixels and
RasterKit::create_empty_raster.


Index: PNG.hh
===================================================================
RCS file: /cvs/fresco/Fresco/Berlin/include/Berlin/PNG.hh,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- PNG.hh	17 Feb 2003 02:05:34 -0000	1.4
+++ PNG.hh	20 Feb 2003 02:36:46 -0000	1.5
@@ -47,7 +47,9 @@
 		     adam7 = PNG_INTERLACE_ADAM7,
 		     last = PNG_INTERLACE_LAST};
   PNG();
+  PNG(const Fresco::Raster::Info &);
   ~PNG();
+  unsigned char **empty();
   void clear();
   void header(Fresco::Raster::Info &);
   Fresco::Raster::Data *marshal(unsigned char *const *);
@@ -57,8 +59,9 @@
              unsigned char **);
   Fresco::Raster::ColorSeq *pixels(unsigned long, unsigned long, unsigned long, 
                                    unsigned long, unsigned char *const *);
-  unsigned char **pixels(unsigned long, unsigned long, unsigned long,
-                         unsigned long, const Fresco::Raster::ColorSeq &);
+  void pixels(unsigned long, unsigned long, unsigned long,
+              unsigned long, const Fresco::Raster::ColorSeq &,
+              unsigned char **);
   unsigned char **read(const std::string &);
   void write(const std::string &, unsigned char *const *);
 private:

Index: RasterImpl.hh
===================================================================
RCS file: /cvs/fresco/Fresco/Berlin/include/Berlin/RasterImpl.hh,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -d -r1.3 -r1.4
--- RasterImpl.hh	29 May 2002 06:49:38 -0000	1.3
+++ RasterImpl.hh	20 Feb 2003 02:36:46 -0000	1.4
@@ -35,7 +35,7 @@
 						  
 {  	
 public:
-  RasterImpl();
+  RasterImpl(const Fresco::Raster::Info &);
   RasterImpl(const std::string &file);
   virtual ~RasterImpl();
   virtual Fresco::Raster::Info header();