1 /*
2 * Copyright (C) 2011-2016 OpenDungeons Team
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include "creatureaction/CreatureActionClaimWallTile.h"
19
20 #include "entities/Creature.h"
21 #include "entities/Tile.h"
22 #include "gamemap/GameMap.h"
23 #include "gamemap/Pathfinding.h"
24 #include "utils/Helper.h"
25 #include "utils/LogManager.h"
26
CreatureActionClaimWallTile(Creature & creature,Tile & tileClaim)27 CreatureActionClaimWallTile::CreatureActionClaimWallTile(Creature& creature, Tile& tileClaim) :
28 CreatureAction(creature),
29 mTileClaim(tileClaim)
30 {
31 mTileClaim.addWorkerClaiming(mCreature);
32 }
33
~CreatureActionClaimWallTile()34 CreatureActionClaimWallTile::~CreatureActionClaimWallTile()
35 {
36 mTileClaim.removeWorkerClaiming(mCreature);
37 }
38
action()39 std::function<bool()> CreatureActionClaimWallTile::action()
40 {
41 return std::bind(&CreatureActionClaimWallTile::handleClaimWallTile,
42 std::ref(mCreature), std::ref(mTileClaim));
43 }
44
handleClaimWallTile(Creature & creature,Tile & tileClaim)45 bool CreatureActionClaimWallTile::handleClaimWallTile(Creature& creature, Tile& tileClaim)
46 {
47 Tile* myTile = creature.getPositionTile();
48 if (myTile == nullptr)
49 {
50 OD_LOG_ERR("creature=" + creature.getName() + ", pos=" + Helper::toString(creature.getPosition()));
51 creature.popAction();
52 return false;
53 }
54
55 // We check if the tile is still claimable
56 if(!tileClaim.isWallClaimable(creature.getSeat()))
57 {
58 creature.popAction();
59 return true;
60 }
61
62 // We check if we are on a claimed tile next to the tile to claim
63 Tile* tileDest = nullptr;
64 float distBest = -1;
65 for(Tile* tile : tileClaim.getAllNeighbors())
66 {
67 // We look for the closest allowed tile
68 if(tile->isFullTile())
69 continue;
70 if(!creature.getGameMap()->pathExists(&creature, myTile, tile))
71 continue;
72 float dist = Pathfinding::squaredDistanceTile(*myTile, *tile);
73 if((distBest != -1) && (distBest <= dist))
74 continue;
75
76 distBest = dist,
77 tileDest = tile;
78 }
79
80 if(tileDest == nullptr)
81 {
82 OD_LOG_ERR("creature=" + creature.getName() + ", myTile=" + Tile::displayAsString(myTile) + ", tileClaim=" + Tile::displayAsString(&tileClaim));
83 creature.popAction();
84 return true;
85 }
86
87 if(tileDest != myTile)
88 {
89 if(!creature.setDestination(tileDest))
90 {
91 OD_LOG_ERR("creature=" + creature.getName() + ", myTile=" + Tile::displayAsString(myTile) + ", tileClaim=" + Tile::displayAsString(&tileClaim) + ", tileDest=" + Tile::displayAsString(tileDest));
92 creature.popAction();
93 }
94 return true;
95 }
96
97 // Claim the wall tile
98 const Ogre::Vector3& pos = creature.getPosition();
99 Ogre::Vector3 walkDirection(tileClaim.getX() - pos.x, tileClaim.getY() - pos.y, 0);
100 walkDirection.normalise();
101 creature.setAnimationState(EntityAnimation::claim_anim, true, walkDirection);
102 tileClaim.claimForSeat(creature.getSeat(), creature.getClaimRate());
103 creature.receiveExp(1.5 * creature.getClaimRate() / 20.0);
104
105 return false;
106 }
107