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/*
* Copyright (c) 1990-2004 Paul Vojta and others
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PAUL VOJTA OR ANY OTHER AUTHOR OF THIS SOFTWARE BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* NOTE: xdvi is based on prior work, as noted in the modification history in
* xdvi.c.
*
*/
#ifndef MAG_H_
#define MAG_H_
#define MAGBORD 1 /* border size for magnifier */
extern size_t get_magglass_items(void);
extern int get_magglass_width(int idx);
extern int get_magglass_height(int idx);
extern void set_magglass_widht(int idx, int w);
extern void set_magglass_height(int idx, int h);
extern void show_distance_from_ruler(XEvent *event, Boolean to_stdout);
extern void drag_ruler_motion(XEvent *event);
extern void drag_ruler_release(XEvent *event);
extern void clear_ruler(void);
extern void show_ruler(XEvent *event);
extern void redraw_ruler(void);
extern void ruler_snap_origin(XEvent *event);
extern void magnifier_move(String params, XEvent *event);
extern void mag_release(XEvent * event);
extern void move_magnifier(void);
extern void create_magnifier(void);
#endif /* MAG_H_ */
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