summaryrefslogtreecommitdiff
path: root/src/keyboardconfig.h
blob: 79719518b6ffc1d84236867e8517e58b1f27f3d8 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
/*
 *  Custom keyboard shortcuts configuration
 *  Copyright (C) 2007  Joshua Langley <joshlangley@optusnet.com.au>
 *  Copyright (C) 2009-2010  The Mana Developers
 *  Copyright (C) 2011-2012  The ManaPlus Developers
 *
 *  This file is part of The ManaPlus Client.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef KEYBOARDCONFIG_H
#define KEYBOARDCONFIG_H

#include <SDL_types.h>
#include <SDL_keyboard.h>

#include "inputevent.h"
#include "keydata.h"

#include <map>
#include <string>
#include <vector>

union SDL_Event;

typedef std::vector<int> KeysVector;
typedef KeysVector::iterator KeysVectorIter;
typedef KeysVector::const_iterator KeysVectorCIter;

typedef std::map<int, KeysVector> KeyToActionMap;
typedef KeyToActionMap::iterator KeyToActionMapIter;

enum KeyTypes
{
    INPUT_UNKNOWN = 0,
    INPUT_KEYBOARD = 1,
    INPUT_MOUSE = 2,
    INPUT_JOYSTICK = 3
};

struct KeyItem
{
    KeyItem() : type(-1), value(-1)
    { }

    KeyItem(int type0, int value0) : type(type0), value(value0)
    { }

    int type;

    int value;
};

#define KeyFunctionSize 3

/**
 * Each key represents a key function. Such as 'Move up', 'Attack' etc.
 */
struct KeyFunction
{
    KeyItem values[KeyFunctionSize];
};

class Setup_Keyboard;

class KeyboardConfig
{
    public:
        /**
         * Initializes the keyboard config explicitly.
         */
        void init();

        /**
         * Retrieve the key values from config file.
         */
        void retrieve();

        /**
         * Store the key values to config file.
         */
        void store();

        /**
         * Make the keys their default values.
         */
        void makeDefault();

        /**
         * Determines if any key assignments are the same as each other.
         */
        bool hasConflicts(int &key1, int &key2);

        /**
         * Calls a function back so the key re-assignment(s) can be seen.
         */
        void callbackNewKey();

        /**
         * Get the index of the new key to be assigned.
         */
        int getNewKeyIndex() const
        { return mNewKeyIndex; }

        /**
         * Get the enable flag, which will stop the user from doing actions.
         */
        bool isEnabled() const
        { return mEnabled; }

        /**
         * Get the key function index by providing the keys value.
         */
        int getKeyIndex(const SDL_Event &event, int grp = 1) const;

        /**
         * Set the enable flag, which will stop the user from doing actions.
         */
        void setEnabled(bool flag)
        { mEnabled = flag; }

        /**
         * Set the index of the new key to be assigned.
         */
        void setNewKeyIndex(int value)
        { mNewKeyIndex = value; }

        /**
         * Set the value of the new key.
         */
        void setNewKey(const SDL_Event &event);

        /**
         * Set a reference to the key setup window.
         */
        void setSetupKeyboard(Setup_Keyboard *setupKey)
        { mSetupKey = setupKey; }

        /**
         * Checks if the key is active, by providing the key function index.
         */
        bool isActionActive(int index) const;

        /**
         * Takes a snapshot of all the active keys.
         */
        void refreshActiveKeys();

        std::string getKeyValueString(int index) const;

        std::string getKeyShortString(const std::string &key) const;

        std::string getKeyStringLong(int index) const;

        SDLKey getKeyFromEvent(const SDL_Event &event) const;

        int getKeyValueFromEvent(const SDL_Event &event) const;

        void unassignKey();

        void updateKeyActionMap();

        bool triggerAction(const SDL_Event &event);

    private:
        int mNewKeyIndex;              /**< Index of new key to be assigned */
        bool mEnabled;                 /**< Flag to respond to key input */

        Setup_Keyboard *mSetupKey;     /**< Reference to setup window */

        KeyFunction mKey[Input::KEY_TOTAL];   /**< Pointer to all the key data */

        Uint8 *mActiveKeys;            /**< Stores a list of all the keys */

        KeyToActionMap mKeyToAction;
};

extern KeyboardConfig keyboard;

#endif