extracted battle logic into a class

[l2e.git] / src / battle / TargetSelection.cpp

diff --git a/src/battle/TargetSelection.cpp b/src/battle/TargetSelection.cpp
index c5573862bb0207fc14e9a18aab4ae6a2a592657f..573200a799c1caf96e3819f47850e5eb67fd4a29 100644 (file)
--- a/src/battle/TargetSelection.cpp
+++ b/src/battle/TargetSelection.cpp
@@ -1,30 +1,52 @@
-/*
- * TargetSelection.cpp
- *
- *  Created on: Aug 9, 2012
- *      Author: holy
- */
-
 #include "TargetSelection.h"
 
-#include "BattleState.h"
+#include "Battle.h"
+#include "../common/TargetingMode.h"
+
+#include <cassert>
+
 
 namespace battle {
 
-TargetSelection::TargetSelection(BattleState *battle, bool multiple, bool atEnemy)
+TargetSelection::TargetSelection()
+: battle(0)
+, selected()
+, selection(-1)
+, cursor(0)
+, multiple(false)
+, enemy(true) {
+
+}
+
+TargetSelection::TargetSelection(Battle *battle, bool multiple, bool atEnemy)
 : battle(battle)
-, selected(battle ? ((int)battle->MonsterPositions().size() > battle->NumHeroes() ? (int)battle->MonsterPositions().size() : battle->NumHeroes()) : 0, false)
+, selected(battle->MaxMonsters() > battle->NumHeroes() ? battle->MaxMonsters() : battle->NumHeroes(), State())
 , selection(-1)
 , cursor(0)
 , multiple(multiple)
 , enemy(atEnemy) {
-       if (battle && enemy) {
+       if (enemy) {
                FindNextEnemy();
        }
 }
 
-void TargetSelection::SelectEnemies() {
-       if (TargetsEnemies()) return;
+
+void TargetSelection::ReadMode(const common::TargetingMode &tm) {
+       if (tm.TargetsEnemy()) {
+               SelectMonsters();
+       } else {
+               SelectHeroes();
+       }
+       if (tm.TargetsSingle()) {
+               SelectSingle();
+       } else if (tm.TargetsMultiple()) {
+               SelectMultiple();
+       }
+}
+
+
+void TargetSelection::SelectMonsters() {
+       if (TargetsMonsters()) return;
        enemy = true;
        UnselectAll();
        cursor = 0;
@@ -42,26 +64,27 @@ void TargetSelection::SelectHeroes() {
 void TargetSelection::Reset() {
        UnselectAll();
        cursor = 0;
-       if (TargetsEnemies()) {
+       if (TargetsMonsters()) {
                FindNextEnemy();
        }
 }
 
 
 void TargetSelection::MoveUp() {
-       if (TargetsEnemies()) return;
+       if (TargetsMonsters()) return;
        if (cursor < 2) {
-               SelectEnemies();
+               SelectMonsters();
        } else {
                cursor -= 2;
        }
 }
 
 void TargetSelection::MoveRight() {
-       if (TargetsEnemies()) {
-               cursor = (cursor + 1) % battle->MonsterPositions().size();
+       assert(battle);
+       if (TargetsMonsters()) {
+               cursor = (cursor + 1) % battle->MaxMonsters();
                while (!battle->MonsterPositionOccupied(cursor)) {
-                       cursor = (cursor + 1) % battle->MonsterPositions().size();
+                       cursor = (cursor + 1) % battle->MaxMonsters();
                }
        } else {
                cursor = (cursor + 1) % battle->NumHeroes();
@@ -69,19 +92,21 @@ void TargetSelection::MoveRight() {
 }
 
 void TargetSelection::MoveDown() {
-       if (TargetsEnemies()) {
+       assert(battle);
+       if (TargetsMonsters()) {
                SelectHeroes();
                return;
        }
-       int newCursor(cursor + 2 % 4);
+       int newCursor((cursor + 2) % 4);
        if (newCursor < battle->NumHeroes()) {
                cursor = newCursor;
        }
 }
 
 void TargetSelection::MoveLeft() {
-       if (TargetsEnemies()) {
-               cursor = (cursor + battle->MonsterPositions().size() - 1) % battle->MonsterPositions().size();
+       assert(battle);
+       if (TargetsMonsters()) {
+               cursor = (cursor + battle->MaxMonsters() - 1) % battle->MaxMonsters();
                FindNextEnemy();
        } else {
                cursor = (cursor + battle->NumHeroes() - 1) % battle->NumHeroes();
@@ -89,8 +114,11 @@ void TargetSelection::MoveLeft() {
 }
 
 void TargetSelection::FindNextEnemy() {
+       assert(battle);
+       int start(cursor);
        while (!battle->MonsterPositionOccupied(cursor)) {
-               cursor = (cursor + battle->MonsterPositions().size() - 1) % battle->MonsterPositions().size();
+               cursor = (cursor + battle->MaxMonsters() - 1) % battle->MaxMonsters();
+               if (cursor == start) break;
        }
 }