From f7ca85ffb3e4a012787dd1fc385d12c124171395 Mon Sep 17 00:00:00 2001
From: Sankkara Narayanan <opgrsankkar@gmail.com>
Date: Tue, 29 Aug 2017 20:30:21 +0530
Subject: [PATCH] Add fan with pie slice
---
fan2.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 fan2.c
diff --git a/fan2.c b/fan2.c
new file mode 100644
index 0000000..a093ebf
--- /dev/null
+++ b/fan2.c
@@ -0,0 +1,52 @@
+/**
+ * rotating fan
+ */
+#include <graphics.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+int kbhit()
+{
+ struct timeval tv;
+ fd_set fds;
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ FD_ZERO(&fds);
+ FD_SET(STDIN_FILENO, &fds); //STDIN_FILENO is 0
+ select(STDIN_FILENO+1, &fds, NULL, NULL, &tv);
+ return FD_ISSET(STDIN_FILENO, &fds);
+}
+
+int main()
+{
+
+ /* request autodetection */
+ int gdriver = DETECT, gmode, errorcode;
+
+ /* Local Variables */
+ int x, y;
+ int i;
+
+ initgraph(&gdriver, &gmode, "");
+
+ x = getmaxx() / 2;
+ y = getmaxy() / 2;
+ i = 0;
+ while (!kbhit()) {
+
+ pieslice(x, y, i, i+30, 100);
+
+ pieslice(x, y, i+120, i+150, 100);
+
+ pieslice(x, y, i+240, i+270, 100);
+
+ delay(15);
+ cleardevice();
+
+ i++;
+ }
+
+ /* clean up */
+ closegraph();
+ return 0;
+}
\ No newline at end of file
--
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