[lcd4linux @ 2003-08-24 04:31:56 by reinelt]

icon.c icon.h added

1 files changed, 97 insertions, 0 deletions

diff --git a/icon.c b/icon.c
new file mode 100644
index 0000000..ee9440b
--- /dev/null
+++ b/icon.c
@@ -0,0 +1,97 @@
+/* $Id: icon.c,v 1.1 2003/08/24 04:31:56 reinelt Exp $
+ *
+ * generic icon and heartbeat handling
+ *
+ * written 2003 by Michael Reinelt (reinelt@eunet.at)
+ *
+ * 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 2, 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, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ * $Log: icon.c,v $
+ * Revision 1.1  2003/08/24 04:31:56  reinelt
+ * icon.c icon.h added
+ *
+ *
+ */
+
+
+#include <stdlib.h>
+
+#include "icon.h"
+#include "debug.h"
+
+
+static int ROWS=0;
+static int COLS=0;
+static int XRES=0;
+static int YRES=0;
+static int ICONS=0;
+
+static int *Screen;
+
+
+static int icon_get_bitmap (int num)
+{
+  int row, col;
+  char  key[15];
+  char *val;
+  
+  for (row=1; row<=8; row++) {
+    snprintf (key, sizeof(key), "Icons%d.Bitmap%d", num, row);
+    val=cfg_get(key);
+  }
+}
+
+
+int icon_init (int rows, int cols, int xres, int yres, int icons)
+{
+  if (rows<1 || cols<1) 
+    return -1;
+  
+  ROWS=rows;
+  COLS=cols;
+  XRES=xres;
+  YRES=yres;
+  ICONS=icons;
+
+  if (Screen) {
+    free (Screen);
+  }
+  
+  if ((Screen=malloc(ROWS*COLS*sizeof(*Screen)))==NULL) {
+    return -1;
+  }
+
+  icon_clear();
+
+  return 0;
+}
+
+
+void icon_clear(void)
+{
+  int n;
+
+  for (n=0; n<ROWS*COLS; n++) {
+    Screen[n]=-1;
+  }
+  
+}
+
+
+int icon_peek (int row, int col)
+{
+  return Screen[row*COLS+col];
+}