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//=========================================================
// MusE
// Linux Music Editor
// $Id: utils.cpp,v 1.1.1.1 2003/10/29 10:06:35 wschweer Exp $
// (C) Copyright 1999 Werner Schweer (ws@seh.de)
//=========================================================
#include <stdlib.h>
#include "utils.h"
#include <math.h>
#include <qframe.h>
#include <sys/time.h>
//---------------------------------------------------------
// curTime
//---------------------------------------------------------
double curTime()
{
struct timeval t;
gettimeofday(&t, 0);
return (double)((double)t.tv_sec + (t.tv_usec / 1000000.0));
}
//---------------------------------------------------------
// dump
// simple debug output
//---------------------------------------------------------
void dump(const unsigned char* p, int n)
{
printf("dump %d\n", n);
for (int i = 0; i < n; ++i) {
printf("%02x ", *p++);
if ((i > 0) && (i % 16 == 0) && (i+1 < n))
printf("\n");
}
printf("\n");
}
//---------------------------------------------------------
// num2cols
//---------------------------------------------------------
int num2cols(int min, int max)
{
int amin = abs(min);
int amax = abs(max);
int l = amin > amax ? amin : amax;
return int(log10(l)) + 1;
}
//---------------------------------------------------------
// hLine
//---------------------------------------------------------
QFrame* hLine(QWidget* w)
{
QFrame* delim = new QFrame(w);
delim->setFrameStyle(QFrame::HLine | QFrame::Sunken);
return delim;
}
//---------------------------------------------------------
// vLine
//---------------------------------------------------------
QFrame* vLine(QWidget* w)
{
QFrame* delim = new QFrame(w);
delim->setFrameStyle(QFrame::VLine | QFrame::Sunken);
return delim;
}
//---------------------------------------------------------
// bitmap2String
// 5c -> 1-4 1-6
//
// 01011100
//
//---------------------------------------------------------
QString bitmap2String(int bm)
{
QString s;
//printf("bitmap2string: bm %04x", bm);
if (bm == 0xffff)
s = "all";
else if (bm == 0)
s = "none";
else {
bool range = false;
int first = 0;
bool needSpace = false;
bm &= 0xffff;
for (int i = 0; i < 17; ++i) {
if ((1 << i) & bm) {
if (!range) {
range = true;
first = i;
}
}
else {
if (range) {
if (needSpace)
s += " ";
QString ns;
if (first == i-1)
ns.sprintf("%d", first+1);
else
ns.sprintf("%d-%d", first+1, i);
s += ns;
needSpace = true;
}
range = false;
}
}
}
//printf(" -> <%s>\n", s.latin1());
return s;
}
//---------------------------------------------------------
// string2bitmap
//---------------------------------------------------------
int string2bitmap(const QString& str)
{
int val = 0;
QString ss = str.simplifyWhiteSpace();
const char* s = ss.latin1();
//printf("string2bitmap <%s>\n", s);
if (s == 0)
return 0;
if (strcmp(s, "all") == 0)
return 0xffff;
if (strcmp(s, "none") == 0)
return 0;
// printf("str2bitmap: <%s> ", str.latin1);
int tval = 0;
bool range = false;
int sval = 0;
while (*s == ' ')
++s;
while (*s) {
if (*s >= '0' && *s <= '9') {
tval *= 10;
tval += *s - '0';
}
else if (*s == ' ' || *s == ',') {
if (range) {
for (int i = sval-1; i < tval; ++i)
val |= (1 << i);
range = false;
}
else {
val |= (1 << (tval-1));
}
tval = 0;
}
else if (*s == '-') {
range = true;
sval = tval;
tval = 0;
}
++s;
}
if (range && tval) {
for (int i = sval-1; i < tval; ++i)
val |= (1 << i);
}
else if (tval) {
val |= (1 << (tval-1));
}
return val & 0xffff;
}
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