/// Number of values in array or object
ArrayIndex
Value::size() const
{
switch ( type_ )
{
case nullValue:
case intValue:
case uintValue:
case realValue:
case booleanValue:
case stringValue:
return 0;
#ifndef JSON_VALUE_USE_INTERNAL_MAP
case arrayValue: // size of the array is highest index + 1
if ( !value_.map_->empty() )
{
ObjectValues::const_iterator itLast = value_.map_->end();
--itLast;
return (*itLast).first.index()+1;
}
return 0;
case objectValue:
return ArrayIndex( value_.map_->size() );
#else
case arrayValue:
return Int( value_.array_->size() );
case objectValue:
return Int( value_.map_->size() );
#endif
default:
JSON_ASSERT_UNREACHABLE;
}
return 0; // unreachable;
}
void Path::makePath(const JSONCPP_STRING& path, const InArgs& in) {
const char* current = path.c_str();
const char* end = current + path.length();
InArgs::const_iterator itInArg = in.begin();
while (current != end) {
if (*current == '[') {
++current;
if (*current == '%')
addPathInArg(path, in, itInArg, PathArgument::kindIndex);
else {
ArrayIndex index = 0;
for (; current != end && *current >= '0' && *current <= '9'; ++current)
index = index * 10 + ArrayIndex(*current - '0');
args_.push_back(index);
}
if (current == end || *++current != ']')
invalidPath(path, int(current - path.c_str()));
} else if (*current == '%') {
addPathInArg(path, in, itInArg, PathArgument::kindKey);
++current;
} else if (*current == '.' || *current == ']') {
++current;
} else {
const char* beginName = current;
while (current != end && !strchr("[.", *current))
++current;
args_.push_back(JSONCPP_STRING(beginName, current));
}
}
}
/// Number of values in array or object
ArrayIndex Value::size() const {
switch (type_) {
case nullValue:
case intValue:
case uintValue:
case realValue:
case booleanValue:
case stringValue:
return 0;
case arrayValue: // size of the array is highest index + 1
if (!value_.map_->empty()) {
ObjectValues::const_iterator itLast = value_.map_->end();
--itLast;
return (*itLast).first.index() + 1;
}
return 0;
case objectValue:
return ArrayIndex(value_.map_->size());
}
JSON_ASSERT_UNREACHABLE;
return 0; // unreachable;
}
const Value &
Value::operator[]( int index ) const
{
JSON_ASSERT( index >= 0 );
return (*this)[ ArrayIndex(index) ];
}
Value& Value::operator[](int index) {
JSON_ASSERT_MESSAGE(
index >= 0,
"in Json::Value::operator[](int index): index cannot be negative");
return (*this)[ArrayIndex(index)];
}
const void* Image::pixelAt( int x, int y, int z ) const
{
return m_Data + m_Format.pixelSize()*ArrayIndex(x,y,z, m_Width,m_Height,m_Depth);
}
