320 lines
11 KiB
C++
320 lines
11 KiB
C++
// Filename: sliderTable.cxx
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// Created by: drose (28Mar05)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#include "sliderTable.h"
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#include "bamReader.h"
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#include "bamWriter.h"
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TypeHandle SliderTable::_type_handle;
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::Constructor
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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SliderTable::
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SliderTable() :
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_is_registered(false)
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{
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::Copy Constructor
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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SliderTable::
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SliderTable(const SliderTable ©) :
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_is_registered(false),
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_sliders(copy._sliders),
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_sliders_by_name(copy._sliders_by_name)
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{
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::Copy Assignment Operator
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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operator = (const SliderTable ©) {
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nassertv(!_is_registered);
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_sliders = copy._sliders;
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_sliders_by_name = copy._sliders_by_name;
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::Destructor
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// Access: Published, Virtual
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// Description:
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////////////////////////////////////////////////////////////////////
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SliderTable::
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~SliderTable() {
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if (_is_registered) {
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do_unregister();
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}
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::set_slider
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// Access: Published
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// Description: Replaces the nth slider. Only valid for
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// unregistered tables.
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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set_slider(int n, const VertexSlider *slider) {
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nassertv(!_is_registered);
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nassertv(n >= 0 && n < (int)_sliders.size());
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if (_sliders[n]->get_name() != slider->get_name()) {
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// Not allowed to move a slider this way.
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nassertv(!has_slider(slider->get_name()));
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}
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_sliders[n] = slider;
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_sliders_by_name[slider->get_name()] = slider;
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::remove_slider
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// Access: Published
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// Description: Removes the nth slider. Only valid for
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// unregistered tables.
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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remove_slider(int n) {
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nassertv(!_is_registered);
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nassertv(n >= 0 && n < (int)_sliders.size());
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SlidersByName::iterator si = _sliders_by_name.find(_sliders[n]->get_name());
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nassertv(si != _sliders_by_name.end());
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_sliders_by_name.erase(si);
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_sliders.erase(_sliders.begin() + n);
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::add_slider
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// Access: Published
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// Description: Adds a new slider to the table, or replaces an
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// existing slider with the same name, and returns the
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// index number of the new slider. Only valid for
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// unregistered tables.
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////////////////////////////////////////////////////////////////////
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int SliderTable::
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add_slider(const VertexSlider *slider) {
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nassertr(!_is_registered, -1);
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SlidersByName::iterator sni = _sliders_by_name.find(slider->get_name());
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if (sni != _sliders_by_name.end()) {
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// We've already got a slider with this name; replace it.
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CPT(VertexSlider) orig_slider = (*sni).second;
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Sliders::iterator si = find(_sliders.begin(), _sliders.end(), orig_slider);
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nassertr(si != _sliders.end(), -1);
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(*si) = slider;
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(*sni).second = slider;
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return si - _sliders.begin();
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}
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// This is the first slider with this name.
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int new_index = (int)_sliders.size();
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_sliders.push_back(slider);
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_sliders_by_name[slider->get_name()] = slider;
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return new_index;
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::write
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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write(ostream &out) const {
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for (size_t i = 0; i < _sliders.size(); ++i) {
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out << i << ". " << *_sliders[i] << "\n";
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}
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::do_register
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// Access: Private
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// Description: Called internally when the table is registered.
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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do_register() {
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nassertv(!_is_registered);
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Sliders::iterator si;
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for (si = _sliders.begin(); si != _sliders.end(); ++si) {
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const VertexSlider *slider = (*si);
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bool inserted = ((VertexSlider *)slider)->_tables.insert(this).second;
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nassertv(inserted);
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}
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_is_registered = true;
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::do_unregister
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// Access: Private
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// Description: Called internally when the table is unregistered
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// (i.e. right before destruction).
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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do_unregister() {
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nassertv(_is_registered);
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Sliders::iterator si;
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for (si = _sliders.begin(); si != _sliders.end(); ++si) {
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const VertexSlider *slider = (*si);
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((VertexSlider *)slider)->_tables.erase(this);
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}
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_is_registered = false;
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::register_with_read_factory
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// Access: Public, Static
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// Description: Tells the BamReader how to create objects of type
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// SliderTable.
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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register_with_read_factory() {
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BamReader::get_factory()->register_factory(get_class_type(), make_from_bam);
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::write_datagram
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// Access: Public, Virtual
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// Description: Writes the contents of this object to the datagram
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// for shipping out to a Bam file.
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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write_datagram(BamWriter *manager, Datagram &dg) {
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TypedWritable::write_datagram(manager, dg);
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dg.add_uint16(_sliders.size());
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Sliders::const_iterator si;
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for (si = _sliders.begin(); si != _sliders.end(); ++si) {
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manager->write_pointer(dg, (*si)->get_name());
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manager->write_pointer(dg, (*si));
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}
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manager->write_cdata(dg, _cycler);
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::complete_pointers
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// Access: Public, Virtual
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// Description: Receives an array of pointers, one for each time
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// manager->read_pointer() was called in fillin().
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// Returns the number of pointers processed.
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////////////////////////////////////////////////////////////////////
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int SliderTable::
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complete_pointers(TypedWritable **p_list, BamReader *manager) {
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int pi = TypedWritableReferenceCount::complete_pointers(p_list, manager);
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Sliders::iterator si;
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for (si = _sliders.begin(); si != _sliders.end(); ++si) {
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CPT(InternalName) name = DCAST(InternalName, p_list[pi++]);
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PT(VertexSlider) slider = DCAST(VertexSlider, p_list[pi++]);
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(*si) = slider;
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bool inserted = _sliders_by_name.insert(SlidersByName::value_type(name, slider.p())).second;
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nassertr(inserted, pi);
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}
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return pi;
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::make_from_bam
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// Access: Protected, Static
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// Description: This function is called by the BamReader's factory
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// when a new object of type SliderTable is encountered
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// in the Bam file. It should create the SliderTable
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// and extract its information from the file.
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////////////////////////////////////////////////////////////////////
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TypedWritable *SliderTable::
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make_from_bam(const FactoryParams ¶ms) {
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SliderTable *object = new SliderTable;
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DatagramIterator scan;
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BamReader *manager;
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parse_params(params, scan, manager);
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object->fillin(scan, manager);
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return object;
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::fillin
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// Access: Protected
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// Description: This internal function is called by make_from_bam to
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// read in all of the relevant data from the BamFile for
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// the new SliderTable.
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////////////////////////////////////////////////////////////////////
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void SliderTable::
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fillin(DatagramIterator &scan, BamReader *manager) {
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TypedWritable::fillin(scan, manager);
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size_t num_sliders = scan.get_uint16();
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_sliders.reserve(num_sliders);
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for (size_t i = 0; i < num_sliders; ++i) {
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manager->read_pointer(scan);
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manager->read_pointer(scan);
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_sliders.push_back(NULL);
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}
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manager->read_cdata(scan, _cycler);
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::CData::make_copy
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// Access: Public, Virtual
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// Description:
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////////////////////////////////////////////////////////////////////
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CycleData *SliderTable::CData::
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make_copy() const {
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return new CData(*this);
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::CData::write_datagram
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// Access: Public, Virtual
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// Description: Writes the contents of this object to the datagram
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// for shipping out to a Bam file.
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////////////////////////////////////////////////////////////////////
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void SliderTable::CData::
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write_datagram(BamWriter *manager, Datagram &dg) const {
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}
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////////////////////////////////////////////////////////////////////
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// Function: SliderTable::CData::fillin
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// Access: Public, Virtual
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// Description: This internal function is called by make_from_bam to
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// read in all of the relevant data from the BamFile for
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// the new SliderTable.
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////////////////////////////////////////////////////////////////////
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void SliderTable::CData::
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fillin(DatagramIterator &scan, BamReader *manager) {
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_modified = VertexTransform::get_next_modified();
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}
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