qmk_firmware/common/layer_switch.h

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/*
Copyright 2013 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/>.
*/
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#ifndef LAYER_SWITCH_H
#define LAYER_SWITCH_H
#include <stdint.h>
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#include "keyboard.h"
#include "action.h"
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/* overlays are asigned at layer 16-31 */
#define OVERLAY_BIT 0x10
#define OVERLAY_MASK 0x0F
/*
* Default Layer
*/
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/* base layer to fall back */
extern uint8_t default_layer;
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void default_layer_set(uint8_t layer);
/*
* Keymap Layer
*/
extern uint16_t keymap_stat;
/* return current active layer */
uint8_t keymap_get_layer(void);
void keymap_clear(void);
void keymap_set(uint16_t stat);
void keymap_move(uint8_t layer);
void keymap_on(uint8_t layer);
void keymap_off(uint8_t layer);
void keymap_invert(uint8_t layer);
/* bitwise operation */
void keymap_or(uint16_t stat);
void keymap_and(uint16_t stat);
void keymap_xor(uint16_t stat);
void keymap_debug(void);
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/*
* Overlay Layer
*/
extern uint16_t overlay_stat;
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/* return current active layer */
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uint8_t overlay_get_layer(void);
void overlay_clear(void);
void overlay_set(uint16_t stat);
void overlay_move(uint8_t layer);
void overlay_on(uint8_t layer);
void overlay_off(uint8_t layer);
void overlay_invert(uint8_t layer);
/* bitwise operation */
void overlay_or(uint16_t stat);
void overlay_and(uint16_t stat);
void overlay_xor(uint16_t stat);
void overlay_debug(void);
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/* return action depending on current layer status */
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action_t layer_switch_get_action(key_t key);
#endif