--- /dev/null
+/*****************************************************************************
+** Copyright (C) 1998-2001 Ljubomir Milanovic & Horst Wagner
+** This file is part of the g2 library
+**
+** This library is free software; you can redistribute it and/or
+** modify it under the terms of the GNU Lesser General Public
+** License as published by the Free Software Foundation; either
+** version 2.1 of the License, or (at your option) any later version.
+**
+** This library 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
+** Lesser General Public License for more details.
+**
+** You should have received a copy of the GNU Lesser General Public
+** License along with this library; if not, write to the Free Software
+** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+******************************************************************************/
+#ifndef _G2_DEVICE_H
+#define _G2_DEVICE_H
+
+#include "g2_physical_device.h"
+#include "g2_virtual_device.h"
+
+extern int __g2_last_device; /* last accessed device (ld) */
+
+
+typedef enum _g2_dev_type {
+ g2_ILLEGAL=-1, /* illegal device type */
+ g2_NDEV=0, /* no device associated */
+ g2_PD, /* physical device */
+ g2_VD /* virtual device */
+} g2_device_type;
+
+
+typedef struct _g2_device {
+ g2_device_type t; /* device type */
+ int dix; /* dev index in array (g2_dev) */
+ union {
+ g2_physical_device *pd;
+ g2_virtual_device *vd;
+ } d; /* device */
+ double x; /* graphical cursor */
+ double y;
+ int auto_flush; /* 1-on 0-off */
+ double QPd; /* Quasi pixel spec. */
+ enum QPshape QPshape;
+} g2_device;
+
+
+int g2_register_physical_device(int pid,
+ void *pdp,
+ g2_coor ct,
+ const g2_funix_fun *ff,
+ double a11, double a22,
+ double b1, double b2);
+int g2_register_virtual_device();
+
+g2_device *g2_get_device_pointer(int dix);
+g2_device_type g2_get_device_type(int dix);
+void g2_destroy_device(int dix);
+
+
+#endif /* _G2_DEVICE_H */