src/display_piv.h

   1 /* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 4 c-style: "K&R" -*- */
   2
   3 /*----------------------------------------------------------------------
   4
   5   gpiv - Graphic program for Particle Image Velocimetry, based on gtk/gnome
   6           libraries.
   7
   8    Copyright (C) 2006, 2007, 2008
   9    Gerber van der Graaf <gerber_graaf@users.sourceforge.net>
  10
  11    This file is part of gpiv.
  12
  13    Gpiv is free software; you can redistribute it and/or modify
  14    it under the terms of the GNU General Public License as published by
  15    the Free Software Foundation; either version 2, or (at your option)
  16    any later version.
  17
  18    This program is distributed in the hope that it will be useful,
  19    but WITHOUT ANY WARRANTY; without even the implied warranty of
  20    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21    GNU General Public License for more details.
  22
  23    You should have received a copy of the GNU General Public License
  24    along with this program; if not, write to the Free Software Foundation,
  25    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  26
  27 ----------------------------------------------------------------------*/
  28
  29 #ifndef DISPLAY_PIV_H
  30 #define DISPLAY_PIV_H
  31
  32 /*
  33  * PIV vectors in a Gnome canvas
  34  */
  35 /* Determines maximum for scaling */
  36 gfloat
  37 dxdy_min (GpivPivData *piv_data);
  38
  39 gfloat
  40 dxdy_max (GpivPivData *piv_data);
  41
  42 /* Displays a single PIV vector */
  43 void
  44 create_vector (PivData *pida,
  45                guint i,
  46                guint j);
  47
  48 /* Updates a single PIV vector */
  49 void
  50 update_vector (PivData *pida,
  51                guint i,
  52                guint j);
  53
  54 /* Destroys a single PIV vector  */
  55 void
  56 destroy_vector (PivData *pida,
  57                 guint i,
  58                 guint j);
  59
  60 /* Displays all PIV vectors*/
  61 void
  62 create_all_vectors (PivData *pida);
  63
  64 /* Shows all PIV vectors */
  65 void
  66 show_all_vectors (PivData *pida);
  67
  68 /* Hides all PIV vectors */
  69 void
  70 hide_all_vectors (PivData *pida);
  71
  72 /* Updates all PIV vectors */
  73 void
  74 update_all_vectors (PivData *pida);
  75
  76 /* Destroys all PIV vectors */
  77 void
  78 destroy_all_vectors (PivData *pida);
  79
  80
  81 #endif /* DISPLAY_PIV_H */