input.h

   1
   2 /**
   3  *
   4  * Tennix! SDL Port
   5  * Copyright (C) 2003, 2007, 2008, 2009 Thomas Perl <thp@thpinfo.com>
   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.
  11  *
  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.
  16  *
  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., 51 Franklin Street, Fifth Floor, Boston,
  20  * MA  02110-1301, USA.
  21  *
  22  **/
  23
  24 #ifndef __INPUT_H
  25 #define __INPUT_H
  26
  27 #include "graphics.h"
  28
  29 #ifdef TENNIX_PYTHON
  30 #include <Python.h>
  31 #endif
  32
  33 #define JOYSTICK_PERCENTIZE(x) ((float)(x)/(float)(32768))
  34
  35 #define MAX_INPUT_DEVICES 16
  36
  37 enum {
  38     INPUT_COORD_TYPE_PLAYER,
  39     INPUT_COORD_TYPE_BALL
  40 };
  41
  42 enum {
  43     INPUT_TYPE_KEYBOARD,
  44     INPUT_TYPE_JOYSTICK,
  45     INPUT_TYPE_MOUSE,
  46     INPUT_TYPE_NETWORK,
  47 #ifdef TENNIX_PYTHON
  48     INPUT_TYPE_AI_PYTHON,
  49 #endif
  50     INPUT_TYPE_MAX
  51 };
  52
  53 enum {
  54     INPUT_AXIS_X,
  55     INPUT_AXIS_Y
  56 };
  57
  58 enum {
  59     INPUT_KEY_HIT,
  60     INPUT_KEY_TOPSPIN,
  61     INPUT_KEY_SMASH,
  62     INPUT_KEY_COUNT
  63 };
  64
  65 enum {
  66     NET_KEY_HIT     = 1 << INPUT_KEY_HIT,
  67     NET_KEY_TOPSPIN = 1 << INPUT_KEY_TOPSPIN,
  68     NET_KEY_SMASH   = 1 << INPUT_KEY_SMASH
  69 };
  70
  71 typedef struct {
  72     unsigned char x;
  73     unsigned char y;
  74     unsigned char keys; /* bitfield (0 = key pressed, 1 = not pressed) */
  75 } NetworkInputData;
  76
  77 #define INPUT_DEVICE_NAME_MAX 100
  78
  79 typedef struct {
  80     unsigned char type;
  81     char name[INPUT_DEVICE_NAME_MAX];
  82
  83     /* Joystick-specific items */
  84     SDL_Joystick* joystick;
  85     int x_axis;
  86     int y_axis;
  87
  88     /* Joystick, keyboard and mouse */
  89     int input_keys[INPUT_KEY_COUNT];
  90
  91     /* Keyboard-specific items */
  92     int up_key;
  93     int down_key;
  94     int left_key;
  95     int right_key;
  96
  97     /* Mouse-specific items */
  98     int mx;
  99     int my;
 100     int player_x;
 101     int player_y;
 102
 103     /* Network-specific items */
 104     NetworkInputData net;
 105
 106 #ifdef TENNIX_PYTHON
 107     /* Python-specific items */
 108     PyObject* py_bot_class;
 109     PyObject* py_bot;
 110 #endif
 111
 112     /* The picture for this input device */
 113     image_id icon;
 114
 115     /* If nonzero, be exclusive to this player ID */
 116     int exclusive_to_player;
 117 } InputDevice;
 118
 119 void init_input();
 120 void uninit_input();
 121
 122 #ifdef TENNIX_PYTHON
 123 void input_add_python_bot(PyObject* pyclass);
 124 #endif
 125
 126 InputDevice* find_input_devices(unsigned int*);
 127
 128 const char* input_device_get_name(InputDevice*);
 129 float input_device_get_axis(InputDevice*, unsigned const char);
 130 char input_device_get_key(InputDevice*, unsigned const char);
 131
 132 void input_device_join_game(InputDevice* device, void* gamestate, int player_id);
 133 void input_device_part_game(InputDevice*);
 134
 135
 136 #endif
 137