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/*-
* Copyright (C) 2025 Alessandro Iezzi <aiezzi AT alessandroiezzi PERIOD it>
*
* This file is part of Tris Game.
*
* Tris Game 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 3 of the License, or
* (at your option) any later version.
*
* Tris Game 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 Tris Game. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <log.h>
#include "../engine/engine.h"
#include "game.h"
#include "cell.h"
#include "../engine/ui/ui.h"
static Log *log = NULL;
static void
init_log(void)
{
if (log != NULL) return;
log = log_create("Game");
}
float xmin, xmax, ymin, ymax;
float box_size;
int field_matrix[3][3];
float first_row, half_first_row;
float first_col, half_first_col;
float second_row, half_second_row;
float second_col, half_second_col;
float third_row, half_third_row;
float third_col, half_third_col;
/* 1 = circle, 2 = cross */
int sign = 1;
int moves = 0;
static void game_draw_field(TrisGame *game, float box_size, float x, float y);
static void
draw_sign(float x, float y)
{
float l = 0.20;
if (sign == 1) {
engine_draw_circle(x, y, l, 120, 1);
sign = 2;
} else if (sign == 2) {
engine_draw_line(x - l, y + l, x + l, y - l);
engine_draw_line(x + l, y + l, x - l, y - l);
sign = 1;
}
moves++;
}
static void
loop_cells(list_t *cells, float x, float y)
{
init_log();
list_node_t *current = cells->head;
do {
Cell *cell = current->data;
if (cell_within_bounds(cell, x, y)) {
}
current = current->next;
} while (current != NULL);
}
static void
game_mouse_button_pressed(float x, float y, void *data)
{
TrisGame *game = data;
loop_cells(game->cells, x, y);
/* Click inside the field */
if (x >= xmin && x <= xmax && y >= ymin && y <= ymax) {
if (y >= first_row) {
if (x <= first_col && field_matrix[0][0] == -1) {
draw_sign(half_first_col, half_first_row);
field_matrix[0][0] = sign;
} else if (x >= first_col && x <= second_col && field_matrix[0][1] == -1) {
draw_sign(half_second_col, half_first_row);
field_matrix[0][1] = sign;
} else if (x >= second_col && field_matrix[0][2] == -1) {
draw_sign(half_third_col, half_first_row);
field_matrix[0][2] = sign;
}
} else if (y >= second_row) {
if (x <= first_col && field_matrix[1][0] == -1) {
draw_sign(half_first_col, half_second_row);
field_matrix[1][0] = sign;
} else if (x >= first_col && x <= second_col && field_matrix[1][1] == -1) {
draw_sign(half_second_col, half_second_row);
field_matrix[1][1] = sign;
} else if (x >= second_col && field_matrix[1][2] == -1) {
draw_sign(half_third_col, half_second_row);
field_matrix[1][2] = sign;
}
} else if (y >= third_row) {
if (x <= first_col && field_matrix[2][0] == -1) {
draw_sign(half_first_col, half_third_row);
field_matrix[2][0] = sign;
} else if (x >= first_col && x <= second_col && field_matrix[2][1] == -1) {
draw_sign(half_second_col, half_third_row);
field_matrix[2][1] = sign;
} else if (x >= second_col && field_matrix[2][2] == -1) {
draw_sign(half_third_col, half_third_row);
field_matrix[2][2] = sign;
}
}
}
check_win();
}
TrisGame *
game_init(int width, int height)
{
init_log();
/* Init of the TrisGame */
TrisGame *game = malloc(sizeof(TrisGame));
if (game == NULL) {
log_error(log, "Error allocating memory for the game");
exit(EXIT_FAILURE);
}
game->width = width;
game->height = height;
game->cells = list_create();
engine_init(width, height);
ui_set_title("Tris Game");
engine_set_mouse_button_listener(game_mouse_button_pressed, game);
game_draw_field(game, 0.5, 0, 0);
for (int i = 0; i < 3; i++) {
for (int j = 0; j < 3; j++) {
field_matrix[i][j] = -1;
}
}
return game;
}
void
game_start()
{
engine_loop();
}
static void
game_draw_field(TrisGame *game, float _box_size, float x, float y)
{
float half_box = _box_size / 2;
engine_draw_line(x - half_box, y + half_box * 3, x - half_box, y - half_box * 3);
engine_draw_line(x + half_box, y + half_box * 3, x + half_box, y - half_box * 3);
engine_draw_line(x - half_box * 3, y + half_box, x + half_box * 3, y + half_box);
engine_draw_line(x - half_box * 3, y - half_box, x + half_box * 3, y - half_box);
xmin = x - half_box * 3;
xmax = x + half_box * 3;
ymin = y - half_box * 3;
ymax = y + half_box * 3;
box_size = _box_size;
first_row = ymax - box_size;
second_row = ymax - box_size * 2;
third_row = ymax - box_size * 3;
half_first_row = ymax - box_size / 2;
half_second_row = ymax - (box_size / 2) * 3;
half_third_row = ymax - (box_size / 2) * 5;
first_col = xmin + box_size;
second_col = xmin + box_size * 2;
third_col = xmin + box_size * 3;
half_first_col = xmin + box_size / 2;
half_second_col = xmin + (box_size / 2) * 3;
half_third_col = xmin + (box_size / 2) * 5;
/* First row */
list_add(game->cells, cell_new(xmin, first_col, ymax, first_row));
list_add(game->cells, cell_new(first_col, second_col, ymax, first_row));
list_add(game->cells, cell_new(second_col, xmax, ymax, first_row));
/* Second row */
list_add(game->cells, cell_new(xmin, first_col, first_row, second_row));
list_add(game->cells, cell_new(first_col, second_col, first_row, second_row));
list_add(game->cells, cell_new(second_col, xmax, first_row, second_row));
/* Third row */
list_add(game->cells, cell_new(xmin, first_col, second_row, ymin));
list_add(game->cells, cell_new(first_col, second_col, second_row, ymin));
list_add(game->cells, cell_new(second_col, xmax, second_row, ymin));
}
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