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1 /*
2 Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
3
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 2 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program.  If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include "keymap.h"
19 #include "report.h"
20 #include "keycode.h"
21 #include "action_layer.h"
22 #if defined(__AVR__)
23 #include <util/delay.h>
24 #include <stdio.h>
25 #endif
26 #include "action.h"
27 #include "action_macro.h"
28 #include "debug.h"
29 #include "backlight.h"
30 #include "quantum.h"
31
32 #ifdef MIDI_ENABLE
33         #include "process_midi.h"
34 #endif
35
36 extern keymap_config_t keymap_config;
37
38 #include <inttypes.h>
39
40 /* converts key to action */
41 action_t action_for_key(uint8_t layer, keypos_t key)
42 {
43     // 16bit keycodes - important
44     uint16_t keycode = keymap_key_to_keycode(layer, key);
45
46     // keycode remapping
47     keycode = keycode_config(keycode);
48
49     action_t action;
50     uint8_t action_layer, when, mod;
51
52     switch (keycode) {
53         case KC_FN0 ... KC_FN31:
54             action.code = keymap_function_id_to_action(FN_INDEX(keycode));
55             break;
56         case KC_A ... KC_EXSEL:
57         case KC_LCTRL ... KC_RGUI:
58             action.code = ACTION_KEY(keycode);
59             break;
60         case KC_SYSTEM_POWER ... KC_SYSTEM_WAKE:
61             action.code = ACTION_USAGE_SYSTEM(KEYCODE2SYSTEM(keycode));
62             break;
63         case KC_AUDIO_MUTE ... KC_MEDIA_REWIND:
64             action.code = ACTION_USAGE_CONSUMER(KEYCODE2CONSUMER(keycode));
65             break;
66         case KC_MS_UP ... KC_MS_ACCEL2:
67             action.code = ACTION_MOUSEKEY(keycode);
68             break;
69         case KC_TRNS:
70             action.code = ACTION_TRANSPARENT;
71             break;
72         case QK_MODS ... QK_MODS_MAX: ;
73             // Has a modifier
74             // Split it up
75             action.code = ACTION_MODS_KEY(keycode >> 8, keycode & 0xFF); // adds modifier to key
76             break;
77         case QK_FUNCTION ... QK_FUNCTION_MAX: ;
78             // Is a shortcut for function action_layer, pull last 12bits
79             // This means we have 4,096 FN macros at our disposal
80             action.code = keymap_function_id_to_action( (int)keycode & 0xFFF );
81             break;
82         case QK_MACRO ... QK_MACRO_MAX:
83             if (keycode & 0x800) // tap macros have upper bit set
84                 action.code = ACTION_MACRO_TAP(keycode & 0xFF);
85             else
86                 action.code = ACTION_MACRO(keycode & 0xFF);
87             break;
88         case QK_LAYER_TAP ... QK_LAYER_TAP_MAX:
89             action.code = ACTION_LAYER_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
90             break;
91         case QK_TO ... QK_TO_MAX: ;
92             // Layer set "GOTO"
93             when = (keycode >> 0x4) & 0x3;
94             action_layer = keycode & 0xF;
95             action.code = ACTION_LAYER_SET(action_layer, when);
96             break;
97         case QK_MOMENTARY ... QK_MOMENTARY_MAX: ;
98             // Momentary action_layer
99             action_layer = keycode & 0xFF;
100             action.code = ACTION_LAYER_MOMENTARY(action_layer);
101             break;
102         case QK_DEF_LAYER ... QK_DEF_LAYER_MAX: ;
103             // Set default action_layer
104             action_layer = keycode & 0xFF;
105             action.code = ACTION_DEFAULT_LAYER_SET(action_layer);
106             break;
107         case QK_TOGGLE_LAYER ... QK_TOGGLE_LAYER_MAX: ;
108             // Set toggle
109             action_layer = keycode & 0xFF;
110             action.code = ACTION_LAYER_TOGGLE(action_layer);
111             break;
112         case QK_ONE_SHOT_LAYER ... QK_ONE_SHOT_LAYER_MAX: ;
113             // OSL(action_layer) - One-shot action_layer
114             action_layer = keycode & 0xFF;
115             action.code = ACTION_LAYER_ONESHOT(action_layer);
116             break;
117         case QK_ONE_SHOT_MOD ... QK_ONE_SHOT_MOD_MAX: ;
118             // OSM(mod) - One-shot mod
119             mod = keycode & 0xFF;
120             action.code = ACTION_MODS_ONESHOT(mod);
121             break;
122         case QK_MOD_TAP ... QK_MOD_TAP_MAX:
123             action.code = ACTION_MODS_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
124             break;
125     #ifdef BACKLIGHT_ENABLE
126         case BL_0 ... BL_15:
127             action.code = ACTION_BACKLIGHT_LEVEL(keycode - BL_0);
128             break;
129         case BL_DEC:
130             action.code = ACTION_BACKLIGHT_DECREASE();
131             break;
132         case BL_INC:
133             action.code = ACTION_BACKLIGHT_INCREASE();
134             break;
135         case BL_TOGG:
136             action.code = ACTION_BACKLIGHT_TOGGLE();
137             break;
138         case BL_STEP:
139             action.code = ACTION_BACKLIGHT_STEP();
140             break;
141     #endif
142         default:
143             action.code = ACTION_NO;
144             break;
145     }
146     return action;
147 }
148
149 __attribute__ ((weak))
150 const uint16_t PROGMEM fn_actions[] = {
151
152 };
153
154 /* Macro */
155 __attribute__ ((weak))
156 const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
157 {
158     return MACRO_NONE;
159 }
160
161 /* Function */
162 __attribute__ ((weak))
163 void action_function(keyrecord_t *record, uint8_t id, uint8_t opt)
164 {
165 }
166
167 // translates key to keycode
168 __attribute__ ((weak))
169 uint16_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
170 {
171     // Read entire word (16bits)
172     return pgm_read_word(&keymaps[(layer)][(key.row)][(key.col)]);
173 }
174
175 // translates function id to action
176 __attribute__ ((weak))
177 uint16_t keymap_function_id_to_action( uint16_t function_id )
178 {
179         return pgm_read_word(&fn_actions[function_id]);
180 }