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Improved pretty-print function for degrees.

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This commit is contained in:
Andreas Huggel 2006-11-26 15:40:41 +00:00
parent 61eb48cb35
commit b7e73a2090
1 changed files with 8 additions and 4 deletions
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12
src/tags.cpp
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@ -1609,15 +1609,19 @@ namespace Exiv2 {
if (value.count() == 3) {
std::ostringstream oss;
oss.copyfmt(os);
static const char unit[4] = "'\"";
static const char* unit[] = { "deg", "'", "\"" };
static const int prec[] = { 7, 5, 3 };
int n;
for (n = 2; n > 0; --n) {
if (value.toRational(n).first != 0) break;
}
for (int i = 0; i < n + 1; ++i) {
for (int i = 0; i < n + 1; ++i) {
const int32_t z = value.toRational(i).first;
const int32_t d = value.toRational(i).second;
const int p = d > 1 ? d > 19 ? d > 199 ? d > 1999 ? 4 : 3 : 2 : 1 : 0;
os << std::fixed << std::setprecision(p) << value.toFloat(i)
// Hack: Need Value::toDouble
double b = static_cast<double>(z)/d;
const int p = z % d == 0 ? 0 : prec[i];
os << std::fixed << std::setprecision(p) << b
<< unit[i] << " ";
}
os.copyfmt(oss);