colors

colors.c

#include <ncurses.h>
#include <time.h>
#include <stdlib.h>
#include <signal.h>

void print_block(WINDOW *win, int x, int y);
void print_block_color(WINDOW *win, int x, int y, int color);
void print_board(WINDOW *win);

static sig_atomic_t resize;

int main()
{
	srand(time(NULL));
	int key;
	WINDOW *win;
	initscr();
	win = newwin(10, 10, 0, 0);
	wresize(win, LINES, COLS);
	curs_set(0);
	noecho();
	{
		start_color();
		use_default_colors();
		init_pair(1, COLOR_RED, -1);     // Z blocks
		init_pair(2, COLOR_GREEN, -1);   // S blocks
		init_pair(3, COLOR_YELLOW, -1);  // O blocks
		init_pair(4, COLOR_BLUE, -1);    // J blocks
		init_pair(5, COLOR_MAGENTA, -1); // T blocks
		init_pair(6, COLOR_CYAN, -1);    // I blocks
		init_pair(7, COLOR_WHITE, -1);   // L blocks
	}
	while (1)
	{
		if (resize)
		{
			endwin();
			refresh();
			wresize(win, LINES, COLS);
			resize = 0;
		}
		//werase(win);
		print_board(win);
		print_block_color(win, rand()%10+2, rand()%20+1, COLOR_PAIR(rand()%7+1));
		//print_block(win, rand()%10, rand()%10);
		wnoutrefresh(win);
		wrefresh(win);
		doupdate();
		usleep(2);
	}

	delwin(win);
	endwin();
	return 0;
}

void print_block(WINDOW *win, int x, int y)
{
	mvwaddch(win, y, x*2, ACS_BLOCK);
	mvwaddch(win, y, x*2+1, ACS_BLOCK);
}

void print_block_color(WINDOW *win, int x, int y, int color)
{
	wattron(win, color);
	mvwaddch(win, y, x*2, ACS_BLOCK);
	mvwaddch(win, y, x*2+1, ACS_BLOCK);
	wattroff(win, color);
}

void print_board(WINDOW *win)
{
	int i;
	for (i=1; i<21; i++)
	{
		mvwaddch(win, i, 3, ACS_VLINE);
		mvwaddch(win, i, 24, ACS_VLINE);
	}

	mvwaddch(win, 21, 3, ACS_LLCORNER);
	mvwaddch(win, 21, 24, ACS_LRCORNER);

	for (i=4; i<24; i++)
	{
		mvwaddch(win, 21, i, ACS_HLINE);
	}
}