aboutsummaryrefslogtreecommitdiffstats
path: root/quantum/keymap_common.c
blob: 9dafc8b5165ff37c6d244c3ce872f6c03cf387d5 (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
/*
Copyright 2012-2017 Jun Wako <wakojun@gmail.com>

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
(at your option) 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/>.
*/

#include "keymap.h"
#include "report.h"
#include "keycode.h"
#include "action_layer.h"
#if defined(__AVR__)
#include <util/delay.h>
#include <stdio.h>
#endif
#include "action.h"
#include "action_macro.h"
#include "debug.h"
#include "backlight.h"
#include "quantum.h"

#ifdef MIDI_ENABLE
	#include "process_midi.h"
#endif

extern keymap_config_t keymap_config;

#include <inttypes.h>

/* converts key to action */
action_t action_for_key(uint8_t layer, keypos_t key)
{
    // 16bit keycodes - important
    uint16_t keycode = keymap_key_to_keycode(layer, key);

    // keycode remapping
    keycode = keycode_config(keycode);

    action_t action;
    uint8_t action_layer, when, mod;

    switch (keycode) {
        case KC_FN0 ... KC_FN31:
            action.code = keymap_function_id_to_action(FN_INDEX(keycode));
            break;
        case KC_A ... KC_EXSEL:
        case KC_LCTRL ... KC_RGUI:
            action.code = ACTION_KEY(keycode);
            break;
        case KC_SYSTEM_POWER ... KC_SYSTEM_WAKE:
            action.code = ACTION_USAGE_SYSTEM(KEYCODE2SYSTEM(keycode));
            break;
        case KC_AUDIO_MUTE ... KC_MEDIA_REWIND:
            action.code = ACTION_USAGE_CONSUMER(KEYCODE2CONSUMER(keycode));
            break;
        case KC_MS_UP ... KC_MS_ACCEL2:
            action.code = ACTION_MOUSEKEY(keycode);
            break;
        case KC_TRNS:
            action.code = ACTION_TRANSPARENT;
            break;
        case QK_MODS ... QK_MODS_MAX: ;
            // Has a modifier
            // Split it up
            action.code = ACTION_MODS_KEY(keycode >> 8, keycode & 0xFF); // adds modifier to key
            break;
        case QK_FUNCTION ... QK_FUNCTION_MAX: ;
            // Is a shortcut for function action_layer, pull last 12bits
            // This means we have 4,096 FN macros at our disposal
            action.code = keymap_function_id_to_action( (int)keycode & 0xFFF );
            break;
        case QK_MACRO ... QK_MACRO_MAX:
            if (keycode & 0x800) // tap macros have upper bit set
                action.code = ACTION_MACRO_TAP(keycode & 0xFF);
            else
                action.code = ACTION_MACRO(keycode & 0xFF);
            break;
        case QK_LAYER_TAP ... QK_LAYER_TAP_MAX:
            action.code = ACTION_LAYER_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
            break;
        case QK_TO ... QK_TO_MAX: ;
            // Layer set "GOTO"
            when = (keycode >> 0x4) & 0x3;
            action_layer = keycode & 0xF;
            action.code = ACTION_LAYER_SET(action_layer, when);
            break;
        case QK_MOMENTARY ... QK_MOMENTARY_MAX: ;
            // Momentary action_layer
            action_layer = keycode & 0xFF;
            action.code = ACTION_LAYER_MOMENTARY(action_layer);
            break;
        case QK_DEF_LAYER ... QK_DEF_LAYER_MAX: ;
            // Set default action_layer
            action_layer = keycode & 0xFF;
            action.code = ACTION_DEFAULT_LAYER_SET(action_layer);
            break;
        case QK_TOGGLE_LAYER ... QK_TOGGLE_LAYER_MAX: ;
            // Set toggle
            action_layer = keycode & 0xFF;
            action.code = ACTION_LAYER_TOGGLE(action_layer);
            break;
        case QK_ONE_SHOT_LAYER ... QK_ONE_SHOT_LAYER_MAX: ;
            // OSL(action_layer) - One-shot action_layer
            action_layer = keycode & 0xFF;
            action.code = ACTION_LAYER_ONESHOT(action_layer);
            break;
        case QK_ONE_SHOT_MOD ... QK_ONE_SHOT_MOD_MAX: ;
            // OSM(mod) - One-shot mod
            mod = keycode & 0xFF;
            action.code = ACTION_MODS_ONESHOT(mod);
            break;
        case QK_LAYER_TAP_TOGGLE ... QK_LAYER_TAP_TOGGLE_MAX:
            action.code = ACTION_LAYER_TAP_TOGGLE(keycode & 0xFF);
            break;
        case QK_MOD_TAP ... QK_MOD_TAP_MAX:
            action.code = ACTION_MODS_TAP_KEY((keycode >> 0x8) & 0x1F, keycode & 0xFF);
            break;
    #ifdef BACKLIGHT_ENABLE
        case BL_0 ... BL_15:
            action.code = ACTION_BACKLIGHT_LEVEL(keycode - BL_0);
            break;
        case BL_DEC:
            action.code = ACTION_BACKLIGHT_DECREASE();
            break;
        case BL_INC:
            action.code = ACTION_BACKLIGHT_INCREASE();
            break;
        case BL_TOGG:
            action.code = ACTION_BACKLIGHT_TOGGLE();
            break;
        case BL_STEP:
            action.code = ACTION_BACKLIGHT_STEP();
            break;
    #endif
        default:
            action.code = ACTION_NO;
            break;
    }
    return action;
}

__attribute__ ((weak))
const uint16_t PROGMEM fn_actions[] = {

};

/* Macro */
__attribute__ ((weak))
const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
{
    return MACRO_NONE;
}

/* Function */
__attribute__ ((weak))
void action_function(keyrecord_t *record, uint8_t id, uint8_t opt)
{
}

// translates key to keycode
__attribute__ ((weak))
uint16_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
{
    // Read entire word (16bits)
    return pgm_read_word(&keymaps[(layer)][(key.row)][(key.col)]);
}

// translates function id to action
__attribute__ ((weak))
uint16_t keymap_function_id_to_action( uint16_t function_id )
{
    // The compiler sees the empty (weak) fn_actions and generates a warning
    // This function should not be called in that case, so the warning is too strict
    // If this function is called however, the keymap should have overridden fn_actions, and then the compile
    // is comparing against the wrong array
    #pragma GCC diagnostic push
    #pragma GCC diagnostic ignored "-Warray-bounds"
	return pgm_read_word(&fn_actions[function_id]);
    #pragma GCC diagnostic pop
}