src/crosshair.h

   1 /*
   2  *                            COPYRIGHT
   3  *
   4  *  PCB, interactive printed circuit board design
   5  *  Copyright (C) 1994,1995,1996 Thomas Nau
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  *
  21  *  Contact addresses for paper mail and Email:
  22  *  Thomas Nau, Schlehenweg 15, 88471 Baustetten, Germany
  23  *  Thomas.Nau@rz.uni-ulm.de
  24  *
  25  */
  26
  27 /* prototypes for crosshair routines
  28  */
  29
  30 #ifndef PCB_CROSSHAIR_H
  31 #define PCB_CROSSHAIR_H
  32
  33 #include "global.h"
  34
  35 /* ---------------------------------------------------------------------------
  36  * all possible states of an attached object
  37  */
  38 #define STATE_FIRST             0       /* initial state */
  39 #define STATE_SECOND    1
  40 #define STATE_THIRD             2
  41
  42 Coord GridFit (Coord x, Coord grid_spacing, Coord grid_offset);
  43 void notify_crosshair_change (bool changes_complete);
  44 void notify_mark_change (bool changes_complete);
  45 void HideCrosshair (void);
  46 void RestoreCrosshair (void);
  47 void DrawAttached (void);
  48 void DrawMark (void);
  49 bool MoveCrosshairAbsolute (Coord, Coord);
  50 void SetCrosshairRange (Coord, Coord, Coord, Coord);
  51 void InitCrosshair (void);
  52 void DestroyCrosshair (void);
  53 void FitCrosshairIntoGrid (Coord, Coord);
  54
  55 #endif