open_toontown_panda3d/panda/src/pgraph/internalNameCollection.cxx

271 lines
9.2 KiB
C++

// Filename: internalNameCollection.cxx
// Created by: drose (16Mar02)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University. All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license. You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////
#include "internalNameCollection.h"
#include "indent.h"
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::Constructor
// Access: Published
// Description:
////////////////////////////////////////////////////////////////////
InternalNameCollection::
InternalNameCollection() {
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::Copy Constructor
// Access: Published
// Description:
////////////////////////////////////////////////////////////////////
InternalNameCollection::
InternalNameCollection(const InternalNameCollection &copy) :
_names(copy._names)
{
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::Copy Assignment Operator
// Access: Published
// Description:
////////////////////////////////////////////////////////////////////
void InternalNameCollection::
operator = (const InternalNameCollection &copy) {
_names = copy._names;
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::add_name
// Access: Published
// Description: Adds a new InternalName to the collection.
////////////////////////////////////////////////////////////////////
void InternalNameCollection::
add_name(InternalName *name) {
// If the pointer to our internal array is shared by any other
// InternalNameCollections, we have to copy the array now so we won't
// inadvertently modify any of our brethren InternalNameCollection
// objects.
if (_names.get_ref_count() > 1) {
InternalNames old_names = _names;
_names = InternalNames::empty_array(0);
_names.v() = old_names.v();
}
_names.push_back(name);
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::remove_name
// Access: Published
// Description: Removes the indicated InternalName from the collection.
// Returns true if the name was removed, false if it was
// not a member of the collection.
////////////////////////////////////////////////////////////////////
bool InternalNameCollection::
remove_name(InternalName *name) {
int name_index = -1;
for (int i = 0; name_index == -1 && i < (int)_names.size(); i++) {
if (_names[i] == name) {
name_index = i;
}
}
if (name_index == -1) {
// The indicated name was not a member of the collection.
return false;
}
// If the pointer to our internal array is shared by any other
// InternalNameCollections, we have to copy the array now so we won't
// inadvertently modify any of our brethren InternalNameCollection
// objects.
if (_names.get_ref_count() > 1) {
InternalNames old_names = _names;
_names = InternalNames::empty_array(0);
_names.v() = old_names.v();
}
_names.erase(_names.begin() + name_index);
return true;
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::add_names_from
// Access: Published
// Description: Adds all the InternalNames indicated in the other
// collection to this name. The other names are simply
// appended to the end of the names in this list;
// duplicates are not automatically removed.
////////////////////////////////////////////////////////////////////
void InternalNameCollection::
add_names_from(const InternalNameCollection &other) {
int other_num_names = other.get_num_names();
for (int i = 0; i < other_num_names; i++) {
add_name(other.get_name(i));
}
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::remove_names_from
// Access: Published
// Description: Removes from this collection all of the InternalNames
// listed in the other collection.
////////////////////////////////////////////////////////////////////
void InternalNameCollection::
remove_names_from(const InternalNameCollection &other) {
InternalNames new_names;
int num_names = get_num_names();
for (int i = 0; i < num_names; i++) {
PT(InternalName) name = get_name(i);
if (!other.has_name(name)) {
new_names.push_back(name);
}
}
_names = new_names;
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::remove_duplicate_names
// Access: Published
// Description: Removes any duplicate entries of the same InternalNames
// on this collection. If a InternalName appears multiple
// times, the first appearance is retained; subsequent
// appearances are removed.
////////////////////////////////////////////////////////////////////
void InternalNameCollection::
remove_duplicate_names() {
InternalNames new_names;
int num_names = get_num_names();
for (int i = 0; i < num_names; i++) {
PT(InternalName) name = get_name(i);
bool duplicated = false;
for (int j = 0; j < i && !duplicated; j++) {
duplicated = (name == get_name(j));
}
if (!duplicated) {
new_names.push_back(name);
}
}
_names = new_names;
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::has_name
// Access: Published
// Description: Returns true if the indicated InternalName appears in
// this collection, false otherwise.
////////////////////////////////////////////////////////////////////
bool InternalNameCollection::
has_name(InternalName *name) const {
for (int i = 0; i < get_num_names(); i++) {
if (name == get_name(i)) {
return true;
}
}
return false;
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::clear
// Access: Published
// Description: Removes all InternalNames from the collection.
////////////////////////////////////////////////////////////////////
void InternalNameCollection::
clear() {
_names.clear();
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::get_num_names
// Access: Published
// Description: Returns the number of InternalNames in the collection.
////////////////////////////////////////////////////////////////////
int InternalNameCollection::
get_num_names() const {
return _names.size();
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::get_name
// Access: Published
// Description: Returns the nth InternalName in the collection.
////////////////////////////////////////////////////////////////////
InternalName *InternalNameCollection::
get_name(int index) const {
nassertr(index >= 0 && index < (int)_names.size(), NULL);
return _names[index];
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::operator []
// Access: Published
// Description: Returns the nth InternalName in the collection. This is
// the same as get_name(), but it may be a more
// convenient way to access it.
////////////////////////////////////////////////////////////////////
InternalName *InternalNameCollection::
operator [] (int index) const {
nassertr(index >= 0 && index < (int)_names.size(), NULL);
return _names[index];
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::size
// Access: Published
// Description: Returns the number of names in the collection. This
// is the same thing as get_num_names().
////////////////////////////////////////////////////////////////////
int InternalNameCollection::
size() const {
return _names.size();
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::output
// Access: Published
// Description: Writes a brief one-line description of the
// InternalNameCollection to the indicated output stream.
////////////////////////////////////////////////////////////////////
void InternalNameCollection::
output(ostream &out) const {
if (get_num_names() == 1) {
out << "1 InternalName";
} else {
out << get_num_names() << " InternalNames";
}
}
////////////////////////////////////////////////////////////////////
// Function: InternalNameCollection::write
// Access: Published
// Description: Writes a complete multi-line description of the
// InternalNameCollection to the indicated output stream.
////////////////////////////////////////////////////////////////////
void InternalNameCollection::
write(ostream &out, int indent_level) const {
for (int i = 0; i < get_num_names(); i++) {
indent(out, indent_level) << *get_name(i) << "\n";
}
}