115 lines
3.1 KiB
C
115 lines
3.1 KiB
C
/*
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* Copyright Luka Jankovic 2025
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*
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* This file is part of Kubo.
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*
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* Kubo is free software: you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* Kubo is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* Kubo. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "kubo_context.h"
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struct kubo_context *kubo_context_init() {
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struct kubo_context *context = malloc(sizeof(struct kubo_context));
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if (!context) {
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return NULL;
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}
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kubo_wall_arr_init(&context->walls);
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context->wall_select_index = 0;
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return context;
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}
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void kubo_context_cleanup(struct kubo_context *context) {
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kubo_wall_arr_free(&context->walls);
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free(context);
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}
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void kubo_context_set_state(struct kubo_context *context,
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enum kubo_context_state state) {
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context->state = state;
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switch (context->state) {
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case KUBO_CONTEXT_WALL_NEW:
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break;
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case KUBO_CONTEXT_WALL_SELECT:
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wall_select_refresh(context);
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break;
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default:
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break;
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}
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}
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const char *kubo_context_get_label(enum kubo_context_state state) {
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return kubo_context_labels[state];
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}
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struct kubo_wall *kubo_context_get_pending_wall(struct kubo_context *context) {
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if (context->state != KUBO_CONTEXT_WALL_NEW) {
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return NULL;
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}
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if (context->walls.count > 0) {
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struct kubo_wall *last_wall =
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kubo_wall_arr_get(&context->walls, context->walls.count - 1);
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switch (last_wall->state) {
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case KUBO_WALL_INIT:
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case KUBO_WALL_DRAWING:
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return last_wall;
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break;
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default:
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break;
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}
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}
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struct kubo_wall *wall = kubo_wall_init();
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kubo_wall_arr_add(&context->walls, wall);
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return wall;
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}
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void kubo_context_select_next_wall(struct kubo_context *context) {
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if (context->state != KUBO_CONTEXT_WALL_SELECT || !context->walls.count) {
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return;
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}
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context->wall_select_index =
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(context->wall_select_index + 1) % context->walls.count;
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wall_select_refresh(context);
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}
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void kubo_context_select_prev_wall(struct kubo_context *context) {
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if (context->state != KUBO_CONTEXT_WALL_SELECT || !context->walls.count) {
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return;
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}
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size_t count = context->walls.count;
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context->wall_select_index =
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(context->wall_select_index + count - 1) % count;
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wall_select_refresh(context);
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}
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static inline void wall_select_refresh(struct kubo_context *context) {
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for (int i = 0; i < context->walls.count; i++) {
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struct kubo_wall *wall = kubo_wall_arr_get(&context->walls, i);
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wall->state = i == context->wall_select_index ? KUBO_WALL_SELECTED
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: KUBO_WALL_DONE;
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}
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}
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