Changeset 8015

Timestamp:

Mar 4, 2009, 3:37:54 PM (14 years ago)

Author:

charles

Message:

(trunk gtk) #1881: Displayed ratio should be truncated, not rounded

File:

• trunk/gtk/util.c (modified) (2 diffs)

trunk/gtk/util.c

@@ -49 +49 @@
 #include "util.h"
 
+static void
+printf_double_without_rounding( char * buf, int buflen, double d, int places )
+{
+    char * pch;
+    char tmp[128];
+    int len;
+    g_snprintf( tmp, sizeof( tmp ), "%'.64f", d );
+    pch = strchr( tmp, '.' );
+    pch += places + 1;
+    len = MIN( buflen - 1, pch - tmp );
+    memcpy( buf, tmp, len );
+    buf[len] = '\0';
+}
+
 char*
-tr_strlratio( char * buf,
-              double ratio,
-              size_t buflen )
+tr_strlratio( char * buf, double ratio, size_t buflen )
 {
     if( (int)ratio == TR_RATIO_NA )
@@ -59 +71 @@
         g_strlcpy( buf, "\xE2\x88\x9E", buflen );
     else if( ratio < 10.0 )
-        g_snprintf( buf, buflen, "%'.2f", ratio );
+        printf_double_without_rounding( buf, buflen, ratio, 2 );
     else if( ratio < 100.0 )
-        g_snprintf( buf, buflen, "%'.1f", ratio );
+        printf_double_without_rounding( buf, buflen, ratio, 1 );
     else
         g_snprintf( buf, buflen, "%'.0f", ratio );