src/crosshair.h

   1 /*!
   2  * \file src/crosshair.h
   3  *
   4  * \brief Prototypes for crosshair routines.
   5  *
   6  * <hr>
   7  *
   8  * <h1><b>Copyright.</b></h1>\n
   9  *
  10  * PCB, interactive printed circuit board design
  11  *
  12  * Copyright (C) 1994,1995,1996 Thomas Nau
  13  *
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, write to the Free Software
  26  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  27  *
  28  * Contact addresses for paper mail and Email:
  29  * Thomas Nau, Schlehenweg 15, 88471 Baustetten, Germany
  30  * Thomas.Nau@rz.uni-ulm.de
  31  */
  32
  33 #ifndef PCB_CROSSHAIR_H
  34 #define PCB_CROSSHAIR_H
  35
  36 #include "global.h"
  37
  38 /* ---------------------------------------------------------------------------
  39  * all possible states of an attached object
  40  */
  41 #define STATE_FIRST             0       /*!< initial state. */
  42 #define STATE_SECOND    1
  43 #define STATE_THIRD             2
  44
  45 Coord GridFit (Coord x, Coord grid_spacing, Coord grid_offset);
  46 void notify_crosshair_change (bool changes_complete);
  47 void notify_mark_change (bool changes_complete);
  48 void HideCrosshair (void);
  49 void RestoreCrosshair (void);
  50 void DrawAttached (hidGC gc);
  51 void DrawMark (hidGC gc);
  52 bool MoveCrosshairAbsolute (Coord, Coord);
  53 void SetCrosshairRange (Coord, Coord, Coord, Coord);
  54 void InitCrosshair (void);
  55 void DestroyCrosshair (void);
  56 void FitCrosshairIntoGrid (Coord, Coord);
  57
  58 #endif