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-rw-r--r--pacman-c++/sceneholder.cpp215
1 files changed, 114 insertions, 101 deletions
diff --git a/pacman-c++/sceneholder.cpp b/pacman-c++/sceneholder.cpp
index d9e07e5..11e0772 100644
--- a/pacman-c++/sceneholder.cpp
+++ b/pacman-c++/sceneholder.cpp
@@ -39,117 +39,130 @@ void SceneHolder::updateMap(const Transmission::map_t& map)
39 const Transmission::field_t &cur = map[x][y]; 39 const Transmission::field_t &cur = map[x][y];
40 if (cur == Transmission::none) 40 if (cur == Transmission::none)
41 continue; 41 continue;
42 updateMap(map, x, y);
43 }
44 }
45}
42 46
43 Color::Color color = static_cast<Color::Color>(cur & Transmission::color_mask); 47void SceneHolder::updateMap(const Transmission::map_t& map, const unsigned int x, unsigned int y)
44 GameEntity* item = NULL; 48{
49 const Transmission::field_t &cur = map[x][y];
50 if (cur == Transmission::none)
51 return;
45 52
46 if (cur & Transmission::empty) 53 Color::Color color = static_cast<Color::Color>(cur & Transmission::color_mask);
47 { 54 GameEntity* item = NULL;
48 GameEntity *oldItem = visualMap[x][y];
49 /* special handling for purging field
50 * remove elements (in case it's not an actor)
51 */
52 if (oldItem != NULL && dynamic_cast<Actor *>(oldItem) == NULL)
53 {
54 visualMap[x][y] = NULL;
55 Actor *actor = NULL;
56 foreach (Actor *tmp, m_actors)
57 {
58 if (cur & tmp->color())
59 {
60 actor = tmp;
61 break;
62 }
63 }
64
65 /* an item must be removed by an actor */
66 if (actor == NULL)
67 Q_ASSERT(false);
68 oldItem->onDie(actor);
69
70 /* register item for removal in next update */
71 m_oldItems.append(oldItem);
72 }
73 }
74 55
75 if (cur == Transmission::none) 56 if (cur & Transmission::empty)
76 { 57 {
77 // no update 58 GameEntity *oldItem = visualMap[x][y];
78 } 59 /* special handling for purging field
79 else if (cur & Transmission::block) 60 * remove elements (in case it's not an actor)
80 { 61 */
81 unsigned int neighbours = Block::None; 62 if (oldItem != NULL && dynamic_cast<Actor *>(oldItem) == NULL)
82 // check left side 63 {
83 if (x > 0 && map[x - 1][y] & Transmission::block) 64 visualMap[x][y] = NULL;
84 neighbours |= Block::Left; 65 Actor *actor = NULL;
85 // check right side 66 foreach (Actor *tmp, m_actors)
86 if (x < Constants::map_size.width && map[x + 1][y] & Transmission::block)
87 neighbours |= Block::Right;
88 // check upside
89 if (y > 0 && map[x][y - 1] & Transmission::block)
90 neighbours |= Block::Up;
91 // check down side
92 if (y < Constants::map_size.height && map[x][y + 1] & Transmission::block)
93 neighbours |= Block::Down;
94 item = new Block(color, neighbours);
95 }
96 else if (cur & Transmission::bonuspoint)
97 item = new BonusPoint();
98 else if (cur & Transmission::point)
99 {
100 item = new Point();
101 connect(item, SIGNAL(destroyed()), this, SLOT(decrementPoints()));
102 ++m_pointsLeft;
103 }
104 else if (cur & Transmission::pacman)
105 { 67 {
106 Actor *actor = m_actors.value(color, NULL); 68 if (cur & tmp->color())
107 if (actor == NULL)
108 { 69 {
109 actor = new Actor(color, (color == m_color)); 70 actor = tmp;
110 m_actors[color] = actor; 71 break;
111 addItem(actor);
112 actor->setPos(mapPositionToCoord(x, y));
113 }
114 else
115 {
116 Actor::Movement direction = Util::transmissionMovementToActor(
117 cur & Transmission::direction_mask);
118 actor->move(direction);
119 /* that's kind a hack but working right now
120 * I think that will fall on our's hat sooner or later
121 */
122 if (!(cur & Transmission::empty))
123 actor->stopEating();
124 qDebug() << "[SceneUpdate] actor moves: color=" << color
125 << "direction=" << direction << "newpos=" << QPoint(x, y);
126 } 72 }
127 } 73 }
128 else if (cur & Transmission::empty) 74
129 { 75 /* an item must be removed by an actor */
130 /* already handled */ 76 if (actor == NULL)
131 }
132 else
133 {
134 qWarning() << "Unknown data. value=" << cur;
135 Q_ASSERT(false); 77 Q_ASSERT(false);
136 } 78 oldItem->onDie(actor);
137 79
138 /* add new created item to scene 80 /* register item for removal in next update */
139 * remove old item on that location if there's one 81 m_oldItems.append(oldItem);
82 }
83 }
84
85 if (cur == Transmission::none)
86 {
87 // no update
88 }
89 else if (cur & Transmission::block)
90 {
91 unsigned int neighbours = Block::None;
92 // check left side
93 if (x > 0 && map[x - 1][y] & Transmission::block)
94 neighbours |= Block::Left;
95 // check right side
96 if (x < Constants::map_size.width && map[x + 1][y] & Transmission::block)
97 neighbours |= Block::Right;
98 // check upside
99 if (y > 0 && map[x][y - 1] & Transmission::block)
100 neighbours |= Block::Up;
101 // check down side
102 if (y < Constants::map_size.height && map[x][y + 1] & Transmission::block)
103 neighbours |= Block::Down;
104 item = new Block(color, neighbours);
105 }
106 else if (cur & Transmission::bonuspoint)
107 item = new BonusPoint();
108 else if (cur & Transmission::point)
109 {
110 item = new Point();
111 connect(item, SIGNAL(destroyed()), this, SLOT(decrementPoints()));
112 ++m_pointsLeft;
113 }
114 else if (cur & Transmission::pacman)
115 {
116 Actor *actor = m_actors.value(color, NULL);
117 if (actor == NULL)
118 {
119 actor = new Actor(color, (color == m_color));
120 m_actors[color] = actor;
121 addItem(actor);
122 actor->setPos(mapPositionToCoord(x, y));
123 }
124 else
125 {
126 Actor::Movement direction = Util::transmissionMovementToActor(
127 cur & Transmission::direction_mask);
128 /* WARNING: do NOT add actor to visualMap as visualMap-items may
129 * get deleted during update and actors are referenced in_mactors too
130 * if you REALLY need that you need to changed updateMap so that all actors
131 * will be moved before any new items get allocated (totally untested)
140 */ 132 */
141 if (item != NULL) 133 actor->move(direction);
142 { 134 /* that's kind a hack but working right now
143 addItem(item); 135 * I think that will fall on our's hat sooner or later
144 item->setPos(mapPositionToCoord(x, y)); 136 */
145 GameEntity *oldItem = visualMap[x][y]; 137 if (!(cur & Transmission::empty))
146 visualMap[x][y] = item; 138 actor->stopEating();
147 if (oldItem != NULL) 139 qDebug() << "[SceneUpdate] actor moves: color=" << color
148 { 140 << "direction=" << direction << "newpos=" << QPoint(x, y);
149 removeItem(item); 141 }
150 delete oldItem; 142 }
151 } 143 else if (cur & Transmission::empty)
152 } 144 {
145 /* already handled */
146 }
147 else
148 {
149 qWarning() << "Unknown data. value=" << cur;
150 Q_ASSERT(false);
151 }
152
153 /* add new created item to scene
154 * remove old item on that location if there's one
155 */
156 if (item != NULL)
157 {
158 addItem(item);
159 item->setPos(mapPositionToCoord(x, y));
160 GameEntity *oldItem = visualMap[x][y];
161 visualMap[x][y] = item;
162 if (oldItem != NULL)
163 {
164 removeItem(item);
165 delete oldItem;
153 } 166 }
154 } 167 }
155} 168}
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