Updated to include tests for Gentoo installation
[crack-attack.git] / src / Swapper.h
blob75e8c547b30b4b07742fa0d6c6880a5b6f9c129d
1 /*
2 * Swapper.h
3 * Daniel Nelson - 8/24/0
5 * Copyright (C) 2000 Daniel Nelson
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 * Daniel Nelson - aluminumangel.org
22 * 174 W. 18th Ave.
23 * Columbus, OH 43210
26 #ifndef SWAPPER_H
27 #define SWAPPER_H
29 using namespace std;
31 #include "BlockManager.h"
33 #define SS_SWAPPING (1 << 0)
34 #define SS_MOVE_PAUSE (1 << 1)
35 #define SS_MOVE_UP (1 << 2)
36 #define SS_MOVE_DOWN (1 << 3)
37 #define SS_MOVE_LEFT (1 << 4)
38 #define SS_MOVE_RIGHT (1 << 5)
39 #define SS_MOVE_MASK (SS_MOVE_UP | SS_MOVE_DOWN \
40 | SS_MOVE_LEFT | SS_MOVE_RIGHT)
42 #define SA_LEFT (1 << 0)
43 #define SA_RIGHT (1 << 1)
44 #define SA_DISALLOWED (1 << 2)
46 /* static */ class Swapper {
47 public:
48 static void gameStart ( );
49 static void timeStep ( );
51 static inline void shiftUp ( )
52 { y++; }
54 static inline void notifyLanding ( int _x, int _y, Block &block,
55 ComboTabulator *combo )
57 if (!(state & SS_SWAPPING)) return;
58 if (_y - 1 != y) return;
59 if (_x == x && (swap & SA_RIGHT)
60 && BlockManager::flavorMatch(block, *right_block))
61 right_block->beginComboInvolvement(combo);
62 else if (_x == x + 1 && (swap & SA_LEFT)
63 && BlockManager::flavorMatch(block, *left_block))
64 left_block->beginComboInvolvement(combo);
67 // the location of our left half
68 static int x, y;
70 // goes off when we're allowed move again
71 static int move_pause_alarm;
73 // goes off when a swap in complete
74 static int swap_alarm;
76 // swapper's state
77 static int state;
79 // factor of swap complete
80 static float swap_factor;
82 // the swapper's color;
83 static int color;
85 private:
86 // type of swap we're executing, if any
87 static int swap;
89 // the swapping blocks
90 static Block *left_block, *right_block;
92 // insures that the player releases a button look for another command; makes
93 // the control more crisp
94 static int button_down_move;
95 static bool button_down_swap;
97 // allows the user to queue up the next command before completion of
98 // the current command
99 static int queued_move;
100 static bool queued_swap;
103 #endif