| 1 | /*
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| 2 | * Project: MoleCuilder
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| 3 | * Description: creates and alters molecular systems
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| 4 | * Copyright (C) 2010-2012 University of Bonn. All rights reserved.
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| 5 | * Please see the LICENSE file or "Copyright notice" in builder.cpp for details.
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| 6 | */
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| 7 |
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| 8 | /*
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| 9 | * AtomByIdAction.cpp
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| 10 | *
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| 11 | * Created on: May 12, 2010
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| 12 | * Author: heber
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| 13 | */
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| 14 |
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| 15 | // include config.h
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| 16 | #ifdef HAVE_CONFIG_H
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| 17 | #include <config.h>
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| 18 | #endif
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| 19 |
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| 20 | #include "CodePatterns/MemDebug.hpp"
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| 21 |
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| 22 | #include "Atom/atom.hpp"
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| 23 | #include "CodePatterns/Log.hpp"
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| 24 | #include "CodePatterns/Verbose.hpp"
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| 25 | #include "World.hpp"
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| 26 | #include "Descriptors/AtomIdDescriptor.hpp"
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| 27 |
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| 28 | #include <iostream>
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| 29 | #include <string>
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| 30 |
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| 31 | #include "AtomByIdAction.hpp"
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| 32 |
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| 33 | using namespace MoleCuilder;
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| 34 |
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| 35 | // and construct the stuff
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| 36 | #include "AtomByIdAction.def"
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| 37 | #include "Action_impl_pre.hpp"
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| 38 | /** =========== define the function ====================== */
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| 39 | Action::state_ptr SelectionAtomByIdAction::performCall() {
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| 40 | const atom *Walker = World::getInstance().getAtom(AtomById(params.WalkerId));
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| 41 | if (Walker != NULL) {
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| 42 | if (!World::getInstance().isSelected(Walker)) {
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| 43 | LOG(1, "Selecting atom " << *Walker);
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| 44 | World::getInstance().selectAtom(Walker);
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| 45 | LOG(0, World::getInstance().countSelectedAtoms() << " atoms selected.");
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| 46 | return Action::state_ptr(new SelectionAtomByIdState(params));
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| 47 | } else {
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| 48 | return Action::success;
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| 49 | }
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| 50 | } else {
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| 51 | return Action::failure;
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| 52 | }
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| 53 | }
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| 54 |
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| 55 | Action::state_ptr SelectionAtomByIdAction::performUndo(Action::state_ptr _state) {
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| 56 | SelectionAtomByIdState *state = assert_cast<SelectionAtomByIdState*>(_state.get());
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| 57 |
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| 58 | const atom *Walker = World::getInstance().getAtom(AtomById(state->params.WalkerId));
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| 59 | World::getInstance().unselectAtom(Walker);
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| 60 |
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| 61 | return Action::state_ptr(_state);
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| 62 | }
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| 63 |
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| 64 | Action::state_ptr SelectionAtomByIdAction::performRedo(Action::state_ptr _state){
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| 65 | SelectionAtomByIdState *state = assert_cast<SelectionAtomByIdState*>(_state.get());
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| 66 |
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| 67 | const atom *Walker = World::getInstance().getAtom(AtomById(state->params.WalkerId));
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| 68 | World::getInstance().selectAtom(Walker);
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| 69 |
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| 70 | return Action::state_ptr(_state);
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| 71 | }
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| 72 |
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| 73 | bool SelectionAtomByIdAction::canUndo() {
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| 74 | return true;
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| 75 | }
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| 76 |
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| 77 | bool SelectionAtomByIdAction::shouldUndo() {
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| 78 | return true;
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| 79 | }
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| 80 | /** =========== end of function ====================== */
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