From d1f915a2d8f853937d090e3cbc0abed5a37632cf Mon Sep 17 00:00:00 2001
From: rds <rds>
Date: Wed, 18 Oct 2006 15:14:48 +0000
Subject: [PATCH] unification of clamping coords and spans and moving to
somewhere visible.
---
src/zmapUtils/zmapGUIutils.c | 73 +++++++++++++++++++++++++++++++++++-
1 file changed, 71 insertions(+), 2 deletions(-)
diff --git a/src/zmapUtils/zmapGUIutils.c b/src/zmapUtils/zmapGUIutils.c
index 22a20bd32..2eea91020 100755
--- a/src/zmapUtils/zmapGUIutils.c
+++ b/src/zmapUtils/zmapGUIutils.c
@@ -25,13 +25,14 @@
* Description:
* Exported functions: See ZMap/zmapUtilsGUI.h
* HISTORY:
- * Last edited: Aug 7 09:03 2006 (edgrif)
+ * Last edited: Oct 11 09:29 2006 (rds)
* Created: Thu Jul 24 14:37:35 2003 (edgrif)
- * CVS info: $Id: zmapGUIutils.c,v 1.18 2006-08-07 08:05:52 edgrif Exp $
+ * CVS info: $Id: zmapGUIutils.c,v 1.19 2006-10-18 15:14:48 rds Exp $
*-------------------------------------------------------------------
*/
#include <gtk/gtk.h>
+#include <math.h>
#include <zmapUtils_P.h>
#include <ZMap/zmapUtilsGUI.h>
@@ -907,6 +908,74 @@ void zMapGUICreateRadioGroup(GtkWidget *gtkbox,
}
+
+ZMapGUIClampType zMapGUICoordsClampToLimits(double top_limit, double bot_limit,
+ double *top_inout, double *bot_inout)
+{
+ ZMapGUIClampType ct = ZMAPGUI_CLAMP_INIT;
+ double top, bot;
+
+ top = *top_inout;
+ bot = *bot_inout;
+
+ if (top < top_limit)
+ {
+ top = top_limit;
+ ct |= ZMAPGUI_CLAMP_START;
+ }
+ else if (floor(top) == top_limit)
+ ct |= ZMAPGUI_CLAMP_START;
+
+ if (bot > bot_limit)
+ {
+ bot = bot_limit;
+ ct |= ZMAPGUI_CLAMP_END;
+ }
+ else if(ceil(bot) == bot_limit)
+ ct |= ZMAPGUI_CLAMP_END;
+
+ *top_inout = top;
+ *bot_inout = bot;
+
+ return ct;
+}
+
+ZMapGUIClampType zMapGUICoordsClampSpanWithLimits(double top_limit, double bot_limit,
+ double *top_inout, double *bot_inout)
+{
+ ZMapGUIClampType ct = ZMAPGUI_CLAMP_INIT;
+ double top, bot;
+
+ top = *top_inout;
+ bot = *bot_inout;
+
+ if (top < top_limit)
+ {
+ if ((bot = bot + (top_limit - top)) > bot_limit)
+ {
+ bot = bot_limit ;
+ ct |= ZMAPGUI_CLAMP_END;
+ }
+ ct |= ZMAPGUI_CLAMP_START;
+ top = top_limit;
+ }
+ else if (bot > bot_limit)
+ {
+ if ((top = top - (bot - bot_limit)) < top_limit)
+ {
+ ct |= ZMAPGUI_CLAMP_START;
+ top = top_limit;
+ }
+ ct |= ZMAPGUI_CLAMP_END;
+ bot = bot_limit;
+ }
+
+ *top_inout = top;
+ *bot_inout = bot;
+
+ return ct;
+}
+
/*! @} end of zmapguiutils docs. */
--
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