#include "keyboard.h"
#include "action.h"
+#if defined(LAYER_STATE_8BIT)
+typedef uint8_t layer_state_t;
+# define get_highest_layer(state) biton(state)
+#elif defined(LAYER_STATE_16BIT)
+typedef uint16_t layer_state_t;
+# define get_highest_layer(state) biton16(state)
+#else
+typedef uint32_t layer_state_t;
+# define get_highest_layer(state) biton32(state)
+#endif
/*
* Default Layer
*/
-extern uint32_t default_layer_state;
-void default_layer_debug(void);
-void default_layer_set(uint32_t state);
+extern layer_state_t default_layer_state;
+void default_layer_debug(void);
+void default_layer_set(layer_state_t state);
+
+__attribute__((weak)) layer_state_t default_layer_state_set_kb(layer_state_t state);
+__attribute__((weak)) layer_state_t default_layer_state_set_user(layer_state_t state);
#ifndef NO_ACTION_LAYER
/* bitwise operation */
-void default_layer_or(uint32_t state);
-void default_layer_and(uint32_t state);
-void default_layer_xor(uint32_t state);
+void default_layer_or(layer_state_t state);
+void default_layer_and(layer_state_t state);
+void default_layer_xor(layer_state_t state);
#else
-#define default_layer_or(state)
-#define default_layer_and(state)
-#define default_layer_xor(state)
+# define default_layer_or(state)
+# define default_layer_and(state)
+# define default_layer_xor(state)
#endif
-
/*
* Keymap Layer
*/
#ifndef NO_ACTION_LAYER
-extern uint32_t layer_state;
+extern layer_state_t layer_state;
+
+void layer_state_set(layer_state_t state);
+bool layer_state_is(uint8_t layer);
+bool layer_state_cmp(layer_state_t layer1, uint8_t layer2);
+
void layer_debug(void);
void layer_clear(void);
void layer_move(uint8_t layer);
void layer_off(uint8_t layer);
void layer_invert(uint8_t layer);
/* bitwise operation */
-void layer_or(uint32_t state);
-void layer_and(uint32_t state);
-void layer_xor(uint32_t state);
+void layer_or(layer_state_t state);
+void layer_and(layer_state_t state);
+void layer_xor(layer_state_t state);
#else
-#define layer_state 0
-#define layer_clear()
-#define layer_move(layer)
-#define layer_on(layer)
-#define layer_off(layer)
-#define layer_invert(layer)
-
-#define layer_or(state)
-#define layer_and(state)
-#define layer_xor(state)
-#define layer_debug()
+# define layer_state 0
+# define layer_state_set(layer)
+# define layer_state_is(layer) (layer == 0)
+# define layer_state_cmp(state, layer) (state == 0 ? layer == 0 : (state & 1UL << layer) != 0)
+
+# define layer_debug()
+# define layer_clear()
+# define layer_move(layer)
+# define layer_on(layer)
+# define layer_off(layer)
+# define layer_invert(layer)
+# define layer_or(state)
+# define layer_and(state)
+# define layer_xor(state)
#endif
+layer_state_t layer_state_set_user(layer_state_t state);
+layer_state_t layer_state_set_kb(layer_state_t state);
+
/* pressed actions cache */
-#if !defined(NO_ACTION_LAYER) && defined(PREVENT_STUCK_MODIFIERS)
+#if !defined(NO_ACTION_LAYER) && !defined(STRICT_LAYER_RELEASE)
/* The number of bits needed to represent the layer number: log2(32). */
-#define MAX_LAYER_BITS 5
-void update_source_layers_cache(keypos_t key, uint8_t layer);
+# define MAX_LAYER_BITS 5
+void update_source_layers_cache(keypos_t key, uint8_t layer);
uint8_t read_source_layers_cache(keypos_t key);
#endif
action_t store_or_get_action(bool pressed, keypos_t key);
/* return the topmost non-transparent layer currently associated with key */
-int8_t layer_switch_get_layer(keypos_t key);
+uint8_t layer_switch_get_layer(keypos_t key);
/* return action depending on current layer status */
action_t layer_switch_get_action(keypos_t key);