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Add layer_stack files taking apart from action.c

This commit is contained in:
tmk 2013-02-15 13:47:41 +09:00
parent 510e5a2ee4
commit 064a11528f
4 changed files with 167 additions and 105 deletions

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@ -3,6 +3,7 @@ SRC += $(COMMON_DIR)/host.c \
$(COMMON_DIR)/keyboard.c \
$(COMMON_DIR)/action.c \
$(COMMON_DIR)/action_macro.c \
$(COMMON_DIR)/layer_stack.c \
$(COMMON_DIR)/keymap.c \
$(COMMON_DIR)/command.c \
$(COMMON_DIR)/timer.c \

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@ -24,6 +24,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "util.h"
#include "debug.h"
#include "action.h"
#include "layer_stack.h"
/* default layer indicates base layer */
@ -163,85 +164,6 @@ static void oneshot_toggle(void)
}
/*
* Layer stack
*/
#define LAYER_STACK_SIZE 8
typedef struct {
uint8_t layer:4;
uint8_t next:3;
bool used;
} layer_item_t;
static uint8_t top_layer = 0;
// [0] is sentinel and not used. [0] is null item.
static layer_item_t layer_stack[LAYER_STACK_SIZE] = {};
static bool layer_push(uint8_t layer)
{
for (uint8_t i = 1; i < LAYER_STACK_SIZE; i++) {
if (!layer_stack[i].used) {
layer_stack[i] = (layer_item_t){ .layer = layer,
.next = top_layer,
.used = true };
top_layer = i;
return true;
}
}
return false;
}
static bool layer_pop(void)
{
if (layer_stack[top_layer].used) {
uint8_t popped = top_layer;
top_layer = layer_stack[popped].next;
layer_stack[popped] = (layer_item_t){};
return true;
}
return false;
}
static bool layer_remove(uint8_t layer)
{
if (layer_stack[top_layer].used && layer_stack[top_layer].layer == layer) {
layer_pop();
debug("layer_remove: top_layer\n");
return true;
}
for (uint8_t i = top_layer; layer_stack[i].used; i = layer_stack[i].next) {
debug("layer_remove: ["); debug_dec(i); debug("]");
debug_dec(layer_stack[i].layer); debug("\n");
uint8_t removed = layer_stack[i].next;
if (layer_stack[removed].used && layer_stack[removed].layer == layer) {
layer_stack[i].next = layer_stack[removed].next;
layer_stack[removed] = (layer_item_t){};
debug("layer_remove: removed.\n");
return true;
}
}
return false;
}
static bool layer_remove_then_push(uint8_t layer)
{
layer_remove(layer);
return layer_push(layer);
}
static bool layer_remove_or_push(uint8_t layer)
{
return (layer_remove(layer)) || layer_push(layer);
}
static void debug_layer_stack(void)
{
debug("layer_stack: ");
layer_item_t item = layer_stack[top_layer];
while (item.used) {
debug_dec(item.layer);
debug("["); debug_dec(item.next); debug("]");
item = layer_stack[item.next];
}
debug("\n");
}
void action_exec(keyevent_t event)
{
@ -292,14 +214,9 @@ static action_t get_action(key_t key)
action.code = ACTION_NO;
/* layer stack */
for (layer_item_t i = layer_stack[top_layer]; i.used; i = layer_stack[i.next]) {
action = action_for_key(i.layer, key);
if (action.code != ACTION_TRANSPARENT) {
debug_layer_stack();
debug("layer_stack: used. "); debug_dec(i.layer); debug("\n");
return action;
}
debug("layer_stack: through. "); debug_dec(i.layer); debug("\n");
action = layer_stack_get_action(key);
if (action.code != ACTION_TRANSPARENT) {
return action;
}
/* current layer: 0 means default layer */
@ -618,41 +535,41 @@ static void process_action(keyrecord_t *record)
switch (action.layer.code) {
case LAYER_MOMENTARY: /* momentary */
if (event.pressed) {
layer_remove_then_push(action.layer.val);
debug_layer_stack();
layer_stack_remove_then_push(action.layer.val);
layer_stack_debug();
} else {
layer_remove(action.layer.val);
debug_layer_stack();
layer_stack_remove(action.layer.val);
layer_stack_debug();
}
break;
case LAYER_ON_PRESS:
if (event.pressed) {
layer_remove_or_push(action.layer.val);
debug_layer_stack();
layer_stack_remove_or_push(action.layer.val);
layer_stack_debug();
}
break;
case LAYER_ON_RELEASE:
if (!event.pressed) {
layer_remove_or_push(action.layer.val);
debug_layer_stack();
layer_stack_remove_or_push(action.layer.val);
layer_stack_debug();
}
break;
case LAYER_ON_BOTH:
layer_remove_or_push(action.layer.val);
debug_layer_stack();
layer_stack_remove_or_push(action.layer.val);
layer_stack_debug();
break;
case LAYER_TAP_TOGGLE: /* switch on hold and toggle on several taps */
if (event.pressed) {
if (tap_count < TAPPING_TOGGLE) {
debug("LAYER_STACK: tap toggle(press).\n");
layer_remove_or_push(action.layer.val);
debug_layer_stack();
layer_stack_remove_or_push(action.layer.val);
layer_stack_debug();
}
} else {
if (tap_count <= TAPPING_TOGGLE) {
debug("LAYER_STACK: tap toggle(release).\n");
layer_remove_or_push(action.layer.val);
debug_layer_stack();
layer_stack_remove_or_push(action.layer.val);
layer_stack_debug();
}
}
break;
@ -664,8 +581,8 @@ static void process_action(keyrecord_t *record)
register_code(action.layer.code);
} else {
debug("LAYER_STACK: No tap: layer_stack(on press)\n");
layer_remove_or_push(action.layer.val);
debug_layer_stack();
layer_stack_remove_or_push(action.layer.val);
layer_stack_debug();
}
} else {
if (IS_TAPPING_KEY(event.key) && tap_count > 0) {
@ -673,8 +590,8 @@ static void process_action(keyrecord_t *record)
unregister_code(action.layer.code);
} else {
debug("LAYER_STACK: No tap: layer_stack(on release)\n");
layer_remove_or_push(action.layer.val);
debug_layer_stack();
layer_stack_remove_or_push(action.layer.val);
layer_stack_debug();
}
}
break;

100
common/layer_stack.c Normal file
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@ -0,0 +1,100 @@
#include <stdint.h>
#include "keyboard.h"
#include "layer_stack.h"
#include "debug.h"
static uint8_t top_layer = 0;
/* [0] always works as sentinel and not used for store.*/
static layer_item_t layer_stack[LAYER_STACK_SIZE] = {};
bool layer_stack_push(uint8_t layer)
{
for (uint8_t i = 1; i < LAYER_STACK_SIZE; i++) {
if (!layer_stack[i].used) {
layer_stack[i] = (layer_item_t){ .layer = layer,
.next = top_layer,
.used = true };
top_layer = i;
return true;
}
}
return false;
}
bool layer_stack_pop(void)
{
if (layer_stack[top_layer].used) {
uint8_t popped = top_layer;
top_layer = layer_stack[popped].next;
layer_stack[popped] = (layer_item_t){};
return true;
}
return false;
}
bool layer_stack_remove(uint8_t layer)
{
if (layer_stack[top_layer].used && layer_stack[top_layer].layer == layer) {
layer_stack_pop();
debug("layer_stack_remove: top_layer\n");
return true;
}
for (uint8_t i = top_layer; layer_stack[i].used; i = layer_stack[i].next) {
debug("layer_stack_remove: ["); debug_dec(i); debug("]");
debug_dec(layer_stack[i].layer); debug("\n");
uint8_t removed = layer_stack[i].next;
if (layer_stack[removed].used && layer_stack[removed].layer == layer) {
layer_stack[i].next = layer_stack[removed].next;
layer_stack[removed] = (layer_item_t){};
debug("layer_stack_remove: removed.\n");
return true;
}
}
return false;
}
bool layer_stack_remove_then_push(uint8_t layer)
{
layer_stack_remove(layer);
return layer_stack_push(layer);
}
bool layer_stack_remove_or_push(uint8_t layer)
{
return (layer_stack_remove(layer)) || layer_stack_push(layer);
}
void layer_stack_debug(void)
{
debug("layer_stack: ");
layer_item_t item = layer_stack[top_layer];
while (item.used) {
debug_dec(item.layer);
debug("["); debug_dec(item.next); debug("]");
item = layer_stack[item.next];
}
debug("\n");
}
action_t layer_stack_get_action(key_t key)
{
action_t action;
action.code = ACTION_TRANSPARENT;
/* layer stack */
for (layer_item_t i = layer_stack[top_layer]; i.used; i = layer_stack[i.next]) {
action = action_for_key(i.layer, key);
if (action.code != ACTION_TRANSPARENT) {
layer_stack_debug();
debug("layer_stack: used. "); debug_dec(i.layer); debug("\n");
return action;
}
debug("layer_stack: through. "); debug_dec(i.layer); debug("\n");
}
return action;
}

44
common/layer_stack.h Normal file
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@ -0,0 +1,44 @@
/*
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/>.
*/
#ifndef LAYER_STACK_H
#define LAYER_STACK_H
#include <stdint.h>
#include "action.h"
/*
* Layer stack
*/
#define LAYER_STACK_SIZE 8
typedef struct {
uint8_t layer:4;
uint8_t next:3;
bool used;
} layer_item_t;
bool layer_stack_push(uint8_t layer);
bool layer_stack_pop(void);
bool layer_stack_remove(uint8_t layer);
bool layer_stack_remove_then_push(uint8_t layer);
bool layer_stack_remove_or_push(uint8_t layer);
void layer_stack_debug(void);
action_t layer_stack_get_action(key_t key);
#endif