| /**************************************************************************** |
| * apps/examples/pdcurses/firework_main.c |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The |
| * ASF licenses this file to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the |
| * License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations |
| * under the License. |
| * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Adapted from the original public domain pdcurses by Gregory Nutt |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Included Files |
| ****************************************************************************/ |
| |
| #include <sys/types.h> |
| #include <stdio.h> |
| #include <ctype.h> |
| #include <stdlib.h> |
| #include <time.h> |
| |
| #include "graphics/curses.h" |
| |
| /**************************************************************************** |
| * Pre-processor Definitions |
| ****************************************************************************/ |
| |
| #define DELAYSIZE 200 |
| |
| /**************************************************************************** |
| * Private Function Prototypes |
| ****************************************************************************/ |
| |
| static void myrefresh(void); |
| static void get_color(void); |
| static void explode(int, int); |
| |
| /**************************************************************************** |
| * Private Data |
| ****************************************************************************/ |
| |
| static short color_table[] = |
| { |
| COLOR_RED, COLOR_BLUE, COLOR_GREEN, COLOR_CYAN, |
| COLOR_RED, COLOR_MAGENTA, COLOR_YELLOW, COLOR_WHITE |
| }; |
| |
| /**************************************************************************** |
| * Private Functions |
| ****************************************************************************/ |
| |
| static void myrefresh(void) |
| { |
| #ifdef CONFIG_PDCURSES_MULTITHREAD |
| FAR struct pdc_context_s *ctx = PDC_ctx(); |
| #endif |
| |
| napms(DELAYSIZE); |
| move(LINES - 1, COLS - 1); |
| refresh(); |
| } |
| |
| static void get_color(void) |
| { |
| chtype bold = (rand() % 2) ? A_BOLD : A_NORMAL; |
| attrset(COLOR_PAIR(rand() % 8) | bold); |
| } |
| |
| static void explode(int row, int col) |
| { |
| erase(); |
| mvaddstr(row, col, "-"); |
| myrefresh(); |
| |
| --col; |
| |
| get_color(); |
| mvaddstr(row - 1, col, " - "); |
| mvaddstr(row, col, "-+-"); |
| mvaddstr(row + 1, col, " - "); |
| myrefresh(); |
| |
| --col; |
| |
| get_color(); |
| mvaddstr(row - 2, col, " --- "); |
| mvaddstr(row - 1, col, "-+++-"); |
| mvaddstr(row, col, "-+#+-"); |
| mvaddstr(row + 1, col, "-+++-"); |
| mvaddstr(row + 2, col, " --- "); |
| myrefresh(); |
| |
| get_color(); |
| mvaddstr(row - 2, col, " +++ "); |
| mvaddstr(row - 1, col, "++#++"); |
| mvaddstr(row, col, "+# #+"); |
| mvaddstr(row + 1, col, "++#++"); |
| mvaddstr(row + 2, col, " +++ "); |
| myrefresh(); |
| |
| get_color(); |
| mvaddstr(row - 2, col, " # "); |
| mvaddstr(row - 1, col, "## ##"); |
| mvaddstr(row, col, "# #"); |
| mvaddstr(row + 1, col, "## ##"); |
| mvaddstr(row + 2, col, " # "); |
| myrefresh(); |
| |
| get_color(); |
| mvaddstr(row - 2, col, " # # "); |
| mvaddstr(row - 1, col, "# #"); |
| mvaddstr(row, col, " "); |
| mvaddstr(row + 1, col, "# #"); |
| mvaddstr(row + 2, col, " # # "); |
| myrefresh(); |
| } |
| |
| /**************************************************************************** |
| * Public Functions |
| ****************************************************************************/ |
| |
| int main(int argc, FAR char *argv[]) |
| { |
| int start; |
| int end; |
| int row; |
| int diff; |
| int flag; |
| int direction; |
| int seed; |
| int i; |
| #ifdef CONFIG_PDCURSES_MULTITHREAD |
| FAR struct pdc_context_s *ctx = PDC_ctx(); |
| #endif |
| |
| traceon(); |
| initscr(); |
| nodelay(stdscr, true); |
| noecho(); |
| |
| if (has_colors()) |
| { |
| start_color(); |
| } |
| |
| for (i = 0; i < 8; i++) |
| { |
| init_pair(i, color_table[i], COLOR_BLACK); |
| } |
| |
| seed = time(NULL); |
| srand(seed); |
| flag = 0; |
| |
| while (getch() == ERR) /* loop until a key is hit */ |
| { |
| do |
| { |
| start = rand() % (COLS - 3); |
| end = rand() % (COLS - 3); |
| start = (start < 2) ? 2 : start; |
| end = (end < 2) ? 2 : end; |
| direction = (start > end) ? -1 : 1; |
| diff = abs(start - end); |
| } |
| while (diff < 2 || diff >= LINES - 2); |
| |
| attrset(A_NORMAL); |
| |
| for (row = 0; row < diff; row++) |
| { |
| mvaddstr(LINES - row, row * direction + start, |
| (direction < 0) ? "\\" : "/"); |
| |
| if (flag++) |
| { |
| myrefresh(); |
| erase(); |
| flag = 0; |
| } |
| } |
| |
| if (flag++) |
| { |
| myrefresh(); |
| flag = 0; |
| } |
| |
| explode(LINES - row, diff * direction + start); |
| erase(); |
| myrefresh(); |
| } |
| |
| endwin(); |
| return 0; |
| } |