112 lines
2.7 KiB
C
112 lines
2.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <malloc.h>
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#include <string.h>
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#include <errno.h>
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#include <ncurses.h>
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#include "display.h"
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#include "game.h"
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#include "cursor.h"
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void allocate_cursor(struct cursor **cursor) {
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if (!(*cursor = malloc(sizeof(**cursor)))) {
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fprintf(stderr, "%s: %s (%s:%d)\n", program_name, strerror(errno), __FILE__, __LINE__ - 1);
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exit(errno);
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}
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return;
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}
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void initialize_cursor(struct cursor *cursor) {
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cursor->x = CURSOR_STARTING_X;
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cursor->y = CURSOR_STARTING_Y;
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return;
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}
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void draw_cursor(struct cursor *cursor) {
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mvaddch(cursor->y, cursor->x, '*');
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return;
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}
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void erase_cursor(struct cursor *cursor) {
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mvdelch(cursor->y, cursor->x);
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return;
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}
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void move_cursor(struct cursor *cursor, enum movement movement) {
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switch (movement) {
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case LEFT:
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if (cursor->x > CURSOR_STARTING_X) {
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erase_cursor(cursor);
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cursor->x = cursor->x - 8;
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if (cursor->y > CURSOR_STARTING_Y) {
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move_cursor(cursor, UP);
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move_cursor(cursor, DOWN);
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}
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draw_cursor(cursor);
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}
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break;
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case DOWN:
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if (cursor->y == CURSOR_STARTING_Y) {
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erase_cursor(cursor);
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switch (cursor->x - 3) {
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case MANEUVRE_0_STARTING_X:
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cursor->y = cursor->y + 7 + length(deck->maneuvre_0);
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break;
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case MANEUVRE_1_STARTING_X:
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cursor->y = cursor->y + 7 + length(deck->maneuvre_1);
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break;
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case MANEUVRE_2_STARTING_X:
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cursor->y = cursor->y + 7 + length(deck->maneuvre_2);
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break;
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case MANEUVRE_3_STARTING_X:
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cursor->y = cursor->y + 7 + length(deck->maneuvre_3);
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break;
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case MANEUVRE_4_STARTING_X:
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cursor->y = cursor->y + 7 + length(deck->maneuvre_4);
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break;
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case MANEUVRE_5_STARTING_X:
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cursor->y = cursor->y + 7 + length(deck->maneuvre_5);
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break;
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case MANEUVRE_6_STARTING_X:
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cursor->y = cursor->y + 7 + length(deck->maneuvre_6);
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break;
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}
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draw_cursor(cursor);
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}
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break;
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case RIGHT:
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if (cursor->x < 49) {
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erase_cursor(cursor);
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cursor->x = cursor->x + 8;
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if (cursor->y > CURSOR_STARTING_Y) {
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move_cursor(cursor, UP);
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move_cursor(cursor, DOWN);
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}
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draw_cursor(cursor);
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}
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break;
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case UP:
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if (cursor->y > 1) {
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erase_cursor(cursor);
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cursor->y = CURSOR_STARTING_Y;
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draw_cursor(cursor);
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}
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break;
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}
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/* this is needed because of the screen glitch that moving the cursor
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* on the maneuvre's stacks causes */
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refresh();
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draw_deck(deck);
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return;
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}
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bool cursor_on_stock(struct cursor *cursor) {
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return((cursor->x == CURSOR_STARTING_X) && (cursor->y == CURSOR_STARTING_Y));
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}
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