Split code up into separate objects.

1 files changed, 209 insertions, 0 deletions

diff --git a/util.c b/util.c
new file mode 100644
index 0000000..92a4ba0
--- /dev/null
+++ b/util.c
@@ -0,0 +1,209 @@
+/*
+
+    csol - CURSES solitaire
+
+    Copyright (C) 2018  Ian Cowburn (ianc@noddybox.co.uk)
+
+    This program 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.
+
+    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+    -------------------------------------------------------------------------
+
+    General purpose utilities
+
+*/
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <curses.h>
+
+#include "util.h"
+
+void Fatal(const char *p)
+{
+    endwin();
+    fprintf(stderr, "%s\n", p);
+    exit(EXIT_FAILURE);
+}
+
+void Centre(int y, const char *p)
+{
+    size_t l = strlen(p);
+
+    mvaddstr(y, COLS / 2 - l / 2, p);
+}
+
+const char *CardName(Card c)
+{
+    static char buff[32];
+    static const char *num[]=
+    {
+        "ERR",
+        " A",
+        " 2",
+        " 3",
+        " 4",
+        " 5",
+        " 6",
+        " 7",
+        " 8",
+        " 9",
+        "10",
+        " J",
+        " Q",
+        " K"
+    };
+
+    sprintf(buff, "%s%c", num[c.value], c.suit);
+
+    return buff;
+}
+
+void DrawCard(int y, int x, int face_down, Card c)
+{
+    if (c.suit == NoSuit)
+    {
+        mvaddstr(y, x, "   ");
+    }
+    else
+    {
+        if (face_down)
+        {
+            mvaddstr(y, x, "###");
+        }
+        else
+        {
+            if (c.suit == Spade || c.suit == Club)
+            {
+                attron(A_REVERSE);
+            }
+
+            mvaddstr(y, x, CardName(c));
+
+            if (c.suit == Spade || c.suit == Club)
+            {
+                attroff(A_REVERSE);
+            }
+        }
+    }
+}
+
+double DRand()
+{
+    return (double)(rand() % 1000) / 1000.0;
+}
+
+void WinScreen()
+{
+    static const char *text[] =
+    {
+        "#   #  ##  #  #   #   #  ##  #  #",
+        " # #  #  # #  #   #   # #  # ## #",
+        "  #   #  # #  #   # # # #  # # ##",
+        "  #   #  # #  #   ## ## #  # #  #",
+        "  #    ##   ##    #   #  ##  #  #",
+        NULL,
+    };
+
+    static const int NO_STAR = 100;
+
+    typedef struct
+    {
+        double x,y,yi;
+    } Star;
+    
+    Star *star;
+
+    int f;
+
+    star = malloc(sizeof *star * NO_STAR);
+
+    if (!star)
+    {
+        Fatal("Memory allocation failed");
+    }
+
+    for(f = 0; f < NO_STAR; f++)
+    {
+        star[f].x = rand() % COLS;
+        star[f].y = rand() % LINES;
+
+        do
+        {
+            star[f].yi = DRand() * 2;
+        } while(star[f].yi == 0);
+    }
+
+    halfdelay(1);
+
+    erase();
+
+    while(getch() != ' ')
+    {
+        for(f = 0; f < NO_STAR; f++)
+        {
+            mvaddch(star[f].y, star[f].x, ' ');
+
+            star[f].y -= star[f].yi;
+
+            if (star[f].y < 0)
+            {
+                star[f].x = rand() % COLS;
+                star[f].y = LINES - 1;
+
+                do
+                {
+                    star[f].yi = DRand() * 2;
+                } while(star[f].yi == 0);
+            }
+        }
+
+        for(f = 0; f < NO_STAR; f++)
+        {
+            mvaddch(star[f].y, star[f].x, '.');
+        }
+
+        for(f = 0 ; text[f]; f++)
+        {
+            int x = COLS / 2 - strlen(text[f]) / 2;
+            int i;
+
+            for(i = 0; text[f][i]; i++)
+            {
+                if (text[f][i] != ' ')
+                {
+                    mvaddch(f + 4, x++, text[f][i]);
+                }
+                else
+                {
+                    x++;
+                }
+            }
+        }
+
+        Centre(f + 7, "PRESS SPACE");
+
+        refresh();
+    }
+
+    nocbreak();
+    cbreak();
+    erase();
+
+    free(star);
+}
+
+
+/*
+vim: ai sw=4 ts=8 expandtab
+*/