tetoris_c

#include "main.h"

#define RED    ((color){255, 0, 0})

#define GREEN  ((color){0, 255, 0})

#define BLUE   ((color){0, 0, 255})

#define YELLOW ((color){255, 255, 0})

#define MAGENTA ((color){255, 0, 255})

#define TEAL ((color){0, 255, 255})

#define PURPLE ((color){127, 0, 255})

#define WHITE ((color){255, 255, 255})

#define DARK 0.6

void draw_color (tetromino current_square, double dark) {

  color col = {};

  switch (current_square) {

    case I_PIECE:

      col = RED;

      break;

    case J_PIECE:

      col = GREEN;

      break;

    case L_PIECE:

      col = BLUE;

      break;

    case O_PIECE:

      col = YELLOW;

      break;

    case S_PIECE:

      col = MAGENTA;

      break;

    case T_PIECE:

      col = TEAL;

      break;

    case Z_PIECE:

      col = PURPLE;

      break;

    default:

      break;

  } 

  if(dark > 0) {

    col.r *= dark;

    col.g *= dark;

    col.b *= dark;

  }

  printf("\033[38;2;%i;%i;%im", col.r, col.g, col.b);

}

void draw_board(piece current_piece, piece next_piece, bool *blink, bool is_piece) {

  int8_t i, j;

  printf("\033[H");

  printf("┏");

  for (i = 0; i < FIELD_WIDTH; i++)

    printf("━━");

  printf("┓\n");

  for (i = 0; i < FIELD_HEIGHT; i++) {

    printf("┃");

    for (j = 0; j < FIELD_WIDTH; j++) {

      double dark = DARK;

      if ( blink != NULL && blink[i]) {

        color col = WHITE;

        printf("\033[38;2;%i;%i;%im", col.r, col.g, col.b);

      } else {

        tetromino current_square = playfield[i][j + BORDER_WIDTH];

        if (is_piece) {

          uint8_t k, l;

          for (k = 0; k < current_piece.size; k++) {

            for (l = 0; l < current_piece.size; l++) {

              coord points = find_direction(current_piece, l, k);

              if (

                i == current_piece.y + points.y && 

                j == current_piece.x + points.x - BORDER_WIDTH && 

                current_piece.piece[k][l]) 

              {

                current_square = current_piece.name;

                dark = 0;

              }

            }

          }

        } 

        if (current_square <= EMPTY || current_square > Z_PIECE) {

          printf("· ");

          continue;

        }

        draw_color(current_square, dark);

      }

      printf("██\033[0m");

    }

    printf("┃\n");

  }

  printf("┗");

  for (i = 0; i < FIELD_WIDTH; i++)

    printf("━━");

  printf("┛\n");

  /* next piece preview */

  printf("\033[H");

  printf("\033[%iC", FIELD_WIDTH * 2 + 1);

  printf("┱──────────┐\n");

  for (i = 4; i > 0; i--) {

    printf("\033[%iC", FIELD_WIDTH * 2 + 1);

    printf("┃");

    draw_color(next_piece.name, 0);

    for (j = 4; j >= 0; j--) {

      int8_t y = next_piece.size - i;

      int8_t x = next_piece.size - j;

      if (

        y < next_piece.size && x < next_piece.size &&

        y >= 0 && x >= 0 &&

        next_piece.piece[y][x]

      ) {

        printf("██");

        continue;

      }

      printf("  ");

    }

    printf("\033[0m│\n");

  }

  printf("\033[%iC", FIELD_WIDTH * 2 + 1);

  printf("┠──────────┘\n");

  printf("\033[%iC", FIELD_WIDTH * 2 + 2);

  printf("LEVEL: %u\n", level);

}

void draw_pause () {

  uint8_t i;

  printf("\033[H");

  printf("\033[%iB", 1 + (FIELD_HEIGHT >> 2));

  for (i = 0; i < 3; i++) {

    printf("\033[%iC", 1 + (((FIELD_WIDTH * 2  - 7) >> 1)));

    switch(i) {

      case 0:

        printf("╭─────╮");

        break;

      case 1:

        printf("│PAUSE│");

        break;

      case 2:

        printf("╰─────╯");

        break;

    }

    printf("\n");

  } 

}