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

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This commit is contained in:
Charles Kerr 2009-03-04 15:37:54 +00:00
parent e8422f8cdd
commit c2fc713111
1 changed files with 17 additions and 5 deletions
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22
gtk/util.c
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@ -48,19 +48,31 @@
#include "tr-prefs.h"
#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 )
g_strlcpy( buf, _( "None" ), buflen );
else if( (int)ratio == TR_RATIO_INF )
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 );
return buf;