src/Pan.hpp

   1 /*
   2 Copyright_License {
   3
   4   XCSoar Glide Computer - http://www.xcsoar.org/
   5   Copyright (C) 2000-2013 The XCSoar Project
   6   A detailed list of copyright holders can be found in the file "AUTHORS".
   7
   8   This program is free software; you can redistribute it and/or
   9   modify it under the terms of the GNU General Public License
  10   as published by the Free Software Foundation; either version 2
  11   of the License, or (at your option) any later version.
  12
  13   This program is distributed in the hope that it will be useful,
  14   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16   GNU General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with this program; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21 }
  22 */
  23
  24 #ifndef XCSOAR_PAN_HPP
  25 #define XCSOAR_PAN_HPP
  26
  27 #include "Compiler.h"
  28
  29 struct GeoPoint;
  30
  31 gcc_pure
  32 bool
  33 IsPanning();
  34
  35 void
  36 EnterPan();
  37
  38 bool
  39 PanTo(const GeoPoint &location);
  40
  41 /**
  42  * Low-level version of LeavePan().  It disables panning in the map
  43  * and updates the input mode, but does not restore the page layout.
  44  * Only to be used by the pages library.
  45  */
  46 void
  47 DisablePan();
  48
  49 void
  50 LeavePan();
  51
  52 void
  53 TogglePan();
  54
  55 #endif