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path: root/noncore/apps/opie-reader/util.cpp
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-rw-r--r--noncore/apps/opie-reader/util.cpp36
1 files changed, 36 insertions, 0 deletions
diff --git a/noncore/apps/opie-reader/util.cpp b/noncore/apps/opie-reader/util.cpp
new file mode 100644
index 0000000..a736f8b
--- a/dev/null
+++ b/noncore/apps/opie-reader/util.cpp
@@ -0,0 +1,36 @@
+#include "util.h"
+
+QString filesize(unsigned long l)
+{
+ char units[] = { 'K', 'M', 'G' };
+ int iu = 0;
+ while (l > 999 && iu < sizeof(units))
+ {
+ l = (l+512)/1024;
+ iu++;
+ }
+ QString ret = QString::number(l);
+ if (iu != 0)
+ {
+ ret += QChar(units[iu-1]);
+ }
+ return ret;
+}
+
+QString percent(unsigned long pos, unsigned long len)
+{
+ unsigned long permil = 0;
+ if (len != 0)
+ {
+ permil = (1000*pos+len/2)/len;
+ }
+ unsigned long percen = permil/10;
+ unsigned long frac = permil - 10*percen;
+ return QString::number(percen) + "." + QString::number(frac);
+}
+
+QString fmt(unsigned long pos, unsigned long len)
+{
+ QString ret = filesize(pos) + "/" + filesize(len) + " : " + percent(pos,len) +"%";
+ return ret;
+}