new header for navigator, now a separate object.

src/include/ZMap/zmapNavigator.h

+/*  File: zmapNavigator.h
+ *  Author: Ed Griffiths (edgrif@sanger.ac.uk)
+ *  Copyright (c) Sanger Institute, 2005
+ *-------------------------------------------------------------------
+ * ZMap is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ * or see the on-line version at http://www.gnu.org/copyleft/gpl.txt
+ *-------------------------------------------------------------------
+ * This file is part of the ZMap genome database package
+ * originated by
+ * 	Ed Griffiths (Sanger Institute, UK) edgrif@sanger.ac.uk,
+ *      Rob Clack (Sanger Institute, UK) rnc@sanger.ac.uk
+ *
+ * Description: External interface to the Navigator for sequence views.
+ *              
+ * HISTORY:
+ * Last edited: Jan 10 09:39 2005 (edgrif)
+ * Created: Fri Jan  7 14:38:22 2005 (edgrif)
+ * CVS info:   $Id: zmapNavigator.h,v 1.1 2005-01-10 09:55:37 edgrif Exp $
+ *-------------------------------------------------------------------
+ */
+#ifndef ZMAP_NAVIGATOR_H
+#define ZMAP_NAVIGATOR_H
+
+
+typedef struct _ZMapNavStruct *ZMapNavigator ;
+
+
+/* callback registered with zmapnavigator, gets called when user releases the scrollbar for
+ * the window locator. */
+typedef void (*ZMapNavigatorScrollValue)(void *user_data, double start, double end) ;
+
+
+ZMapNavigator zMapNavigatorCreate(GtkWidget **top_widg_out) ;
+void zMapNavigatorSetWindowCallback(ZMapNavigator navigator,
+					   ZMapNavigatorScrollValue cb_func, void *user_data) ;
+void zMapNavigatorSetWindowPos(ZMapNavigator navigator, double top_pos, double bot_pos) ;
+void zMapNavigatorSetView(ZMapNavigator navigator, ZMapFeatureContext features) ;
+void zMapNavigatorDestroy(ZMapNavigator navigator) ;
+
+
+
+
+#endif /* !ZMAP_NAVIGATOR_H */